Mercurial > hg > nginx
annotate src/event/quic/ngx_event_quic.c @ 8994:e00295b76395 quic
QUIC: revised ngx_quic_handle_datagram() error codes.
The NGX_DECLINED is replaced with NGX_DONE to match closer to return code
of ngx_quic_handle_packet() and ngx_quic_close_connection() rc argument.
The ngx_quic_close_connection() rc code is used only when quic connection
exists, thus anything goes if qc == NULL.
The ngx_quic_handle_datagram() does not return NG_OK in cases when quic
connection is not yet created.
author | Vladimir Homutov <vl@nginx.com> |
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date | Tue, 01 Feb 2022 14:35:31 +0300 |
parents | 55359b950132 |
children | 19251fb83187 |
rev | line source |
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8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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1 |
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Moved all QUIC code into ngx_event_quic.c
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2 /* |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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3 * Copyright (C) Nginx, Inc. |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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4 */ |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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5 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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6 |
8171 | 7 #include <ngx_config.h> |
8 #include <ngx_core.h> | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
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9 #include <ngx_event.h> |
8736
714e9af983de
QUIC: separate header for ngx_quic_connection_t.
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10 #include <ngx_event_quic_connection.h> |
8182
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Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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11 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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12 |
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
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13 static ngx_quic_connection_t *ngx_quic_new_connection(ngx_connection_t *c, |
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
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8562
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14 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
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15 static ngx_int_t ngx_quic_handle_stateless_reset(ngx_connection_t *c, |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
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16 ngx_quic_header_t *pkt); |
8263
1295b293d09a
Connection states code cleanup.
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17 static void ngx_quic_input_handler(ngx_event_t *rev); |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
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18 |
8355
ad3a6f069498
Added proper handling of connection close phases.
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19 static ngx_int_t ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc); |
ad3a6f069498
Added proper handling of connection close phases.
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20 static void ngx_quic_close_timer_handler(ngx_event_t *ev); |
8225 | 21 |
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22 static ngx_int_t ngx_quic_handle_datagram(ngx_connection_t *c, ngx_buf_t *b, |
8563
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23 ngx_quic_conf_t *conf); |
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24 static ngx_int_t ngx_quic_handle_packet(ngx_connection_t *c, |
8560
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QUIC: packet processing refactoring.
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25 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
8953
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26 static ngx_int_t ngx_quic_handle_payload(ngx_connection_t *c, |
8687
1c6343bd7933
QUIC: refactored packet processing.
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parents:
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27 ngx_quic_header_t *pkt); |
8688
a346905c359f
QUIC: fixed stateless reset recognition and send.
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28 static ngx_int_t ngx_quic_check_csid(ngx_quic_connection_t *qc, |
8361 | 29 ngx_quic_header_t *pkt); |
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30 static ngx_int_t ngx_quic_handle_frames(ngx_connection_t *c, |
8225 | 31 ngx_quic_header_t *pkt); |
8751
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QUIC: separate files for output and ack related processing.
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32 |
8309 | 33 static void ngx_quic_push_handler(ngx_event_t *ev); |
8225 | 34 |
35 | |
8674 | 36 static ngx_core_module_t ngx_quic_module_ctx = { |
37 ngx_string("quic"), | |
38 NULL, | |
39 NULL | |
40 }; | |
41 | |
42 | |
43 ngx_module_t ngx_quic_module = { | |
44 NGX_MODULE_V1, | |
45 &ngx_quic_module_ctx, /* module context */ | |
46 NULL, /* module directives */ | |
47 NGX_CORE_MODULE, /* module type */ | |
48 NULL, /* init master */ | |
49 NULL, /* init module */ | |
50 NULL, /* init process */ | |
51 NULL, /* init thread */ | |
52 NULL, /* exit thread */ | |
53 NULL, /* exit process */ | |
54 NULL, /* exit master */ | |
55 NGX_MODULE_V1_PADDING | |
56 }; | |
57 | |
58 | |
8604
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QUIC: single function for frame debug logging.
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59 #if (NGX_DEBUG) |
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60 |
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61 void |
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62 ngx_quic_connstate_dbg(ngx_connection_t *c) |
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63 { |
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64 u_char *p, *last; |
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65 ngx_quic_connection_t *qc; |
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66 u_char buf[NGX_MAX_ERROR_STR]; |
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67 |
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68 p = buf; |
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69 last = p + sizeof(buf); |
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70 |
8629
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QUIC: got rid of the c->quic field.
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71 qc = ngx_quic_get_connection(c); |
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72 |
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73 p = ngx_slprintf(p, last, "state:"); |
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74 |
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75 if (qc) { |
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76 |
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77 if (qc->error) { |
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78 p = ngx_slprintf(p, last, "%s", qc->error_app ? " app" : ""); |
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79 p = ngx_slprintf(p, last, " error:%ui", qc->error); |
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80 |
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81 if (qc->error_reason) { |
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82 p = ngx_slprintf(p, last, " \"%s\"", qc->error_reason); |
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83 } |
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84 } |
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85 |
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QUIC: connection shutdown.
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86 p = ngx_slprintf(p, last, "%s", qc->shutdown ? " shutdown" : ""); |
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87 p = ngx_slprintf(p, last, "%s", qc->closing ? " closing" : ""); |
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88 p = ngx_slprintf(p, last, "%s", qc->draining ? " draining" : ""); |
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89 p = ngx_slprintf(p, last, "%s", qc->key_phase ? " kp" : ""); |
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90 |
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91 } else { |
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92 p = ngx_slprintf(p, last, " early"); |
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93 } |
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94 |
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95 if (c->read->timer_set) { |
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96 p = ngx_slprintf(p, last, |
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97 qc && qc->send_timer_set ? " send:%M" : " read:%M", |
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98 c->read->timer.key - ngx_current_msec); |
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99 } |
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100 |
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101 if (qc) { |
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102 |
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103 if (qc->push.timer_set) { |
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104 p = ngx_slprintf(p, last, " push:%M", |
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105 qc->push.timer.key - ngx_current_msec); |
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106 } |
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107 |
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108 if (qc->pto.timer_set) { |
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109 p = ngx_slprintf(p, last, " pto:%M", |
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110 qc->pto.timer.key - ngx_current_msec); |
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111 } |
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112 |
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113 if (qc->close.timer_set) { |
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114 p = ngx_slprintf(p, last, " close:%M", |
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115 qc->close.timer.key - ngx_current_msec); |
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116 } |
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117 } |
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118 |
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119 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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120 "quic %*s", p - buf, buf); |
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121 } |
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122 |
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123 #endif |
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124 |
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125 |
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126 ngx_int_t |
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127 ngx_quic_apply_transport_params(ngx_connection_t *c, ngx_quic_tp_t *ctp) |
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128 { |
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129 ngx_str_t scid; |
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130 ngx_quic_connection_t *qc; |
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131 |
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132 qc = ngx_quic_get_connection(c); |
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133 |
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134 scid.data = qc->path->cid->id; |
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diff
changeset
|
135 scid.len = qc->path->cid->len; |
8763
4117aa7fa38e
QUIC: connection migration.
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diff
changeset
|
136 |
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parents:
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changeset
|
137 if (scid.len != ctp->initial_scid.len |
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diff
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|
138 || ngx_memcmp(scid.data, ctp->initial_scid.data, scid.len) != 0) |
8701
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QUIC: added check of client transport parameters.
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|
139 { |
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diff
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|
140 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
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diff
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|
141 "quic client initial_source_connection_id mismatch"); |
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diff
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|
142 return NGX_ERROR; |
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diff
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|
143 } |
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diff
changeset
|
144 |
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diff
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|
145 if (ctp->max_udp_payload_size < NGX_QUIC_MIN_INITIAL_SIZE |
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QUIC: added check of client transport parameters.
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diff
changeset
|
146 || ctp->max_udp_payload_size > NGX_QUIC_MAX_UDP_PAYLOAD_SIZE) |
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QUIC: added check of client transport parameters.
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diff
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|
147 { |
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QUIC: added check of client transport parameters.
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diff
changeset
|
148 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
ba9e34c03968
QUIC: added check of client transport parameters.
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diff
changeset
|
149 qc->error_reason = "invalid maximum packet size"; |
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QUIC: added check of client transport parameters.
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diff
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|
150 |
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QUIC: added check of client transport parameters.
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diff
changeset
|
151 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
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QUIC: added check of client transport parameters.
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|
152 "quic maximum packet size is invalid"); |
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QUIC: added check of client transport parameters.
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diff
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|
153 return NGX_ERROR; |
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QUIC: added check of client transport parameters.
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diff
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|
154 |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
155 } else if (ctp->max_udp_payload_size > ngx_quic_max_udp_payload(c)) { |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
156 ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c); |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
157 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8702
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8701
diff
changeset
|
158 "quic client maximum packet size truncated"); |
8701
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
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|
159 } |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
160 |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
161 if (ctp->active_connection_id_limit < 2) { |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
162 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
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diff
changeset
|
163 qc->error_reason = "invalid active_connection_id_limit"; |
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QUIC: added check of client transport parameters.
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parents:
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diff
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|
164 |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
165 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
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diff
changeset
|
166 "quic active_connection_id_limit is invalid"); |
ba9e34c03968
QUIC: added check of client transport parameters.
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diff
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|
167 return NGX_ERROR; |
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QUIC: added check of client transport parameters.
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diff
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|
168 } |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
169 |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
170 if (ctp->ack_delay_exponent > 20) { |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
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|
171 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
ba9e34c03968
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diff
changeset
|
172 qc->error_reason = "invalid ack_delay_exponent"; |
ba9e34c03968
QUIC: added check of client transport parameters.
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diff
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|
173 |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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8698
diff
changeset
|
174 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
175 "quic ack_delay_exponent is invalid"); |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
176 return NGX_ERROR; |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
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diff
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|
177 } |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
178 |
8806
f8ad3dd142ad
QUIC: consider max_ack_delay=16384 invalid.
Roman Arutyunyan <arut@nginx.com>
parents:
8797
diff
changeset
|
179 if (ctp->max_ack_delay >= 16384) { |
8701
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
180 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
ba9e34c03968
QUIC: added check of client transport parameters.
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diff
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|
181 qc->error_reason = "invalid max_ack_delay"; |
ba9e34c03968
QUIC: added check of client transport parameters.
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diff
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|
182 |
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QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
183 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
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QUIC: added check of client transport parameters.
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parents:
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diff
changeset
|
184 "quic max_ack_delay is invalid"); |
ba9e34c03968
QUIC: added check of client transport parameters.
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diff
changeset
|
185 return NGX_ERROR; |
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diff
changeset
|
186 } |
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QUIC: added check of client transport parameters.
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diff
changeset
|
187 |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
188 if (ctp->max_idle_timeout > 0 |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
8698
diff
changeset
|
189 && ctp->max_idle_timeout < qc->tp.max_idle_timeout) |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
190 { |
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QUIC: added check of client transport parameters.
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parents:
8698
diff
changeset
|
191 qc->tp.max_idle_timeout = ctp->max_idle_timeout; |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
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diff
changeset
|
192 } |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
193 |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
194 qc->streams.server_max_streams_bidi = ctp->initial_max_streams_bidi; |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
8698
diff
changeset
|
195 qc->streams.server_max_streams_uni = ctp->initial_max_streams_uni; |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
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diff
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|
196 |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
197 ngx_memcpy(&qc->ctp, ctp, sizeof(ngx_quic_tp_t)); |
ba9e34c03968
QUIC: added check of client transport parameters.
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diff
changeset
|
198 |
ba9e34c03968
QUIC: added check of client transport parameters.
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parents:
8698
diff
changeset
|
199 return NGX_OK; |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
200 } |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
201 |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
202 |
8225 | 203 void |
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
204 ngx_quic_run(ngx_connection_t *c, ngx_quic_conf_t *conf) |
8225 | 205 { |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
206 ngx_int_t rc; |
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
207 ngx_quic_connection_t *qc; |
8225 | 208 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
209 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
8225 | 210 |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
211 rc = ngx_quic_handle_datagram(c, c->buffer, conf); |
8536
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
212 if (rc != NGX_OK) { |
8994
e00295b76395
QUIC: revised ngx_quic_handle_datagram() error codes.
Vladimir Homutov <vl@nginx.com>
parents:
8986
diff
changeset
|
213 ngx_quic_close_connection(c, rc); |
8225 | 214 return; |
215 } | |
216 | |
8994
e00295b76395
QUIC: revised ngx_quic_handle_datagram() error codes.
Vladimir Homutov <vl@nginx.com>
parents:
8986
diff
changeset
|
217 /* quic connection is now created */ |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
218 qc = ngx_quic_get_connection(c); |
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
219 |
8686 | 220 ngx_add_timer(c->read, qc->tp.max_idle_timeout); |
221 ngx_quic_connstate_dbg(c); | |
8225 | 222 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
223 c->read->handler = ngx_quic_input_handler; |
8225 | 224 |
225 return; | |
226 } | |
227 | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
228 |
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
229 static ngx_quic_connection_t * |
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
230 ngx_quic_new_connection(ngx_connection_t *c, ngx_quic_conf_t *conf, |
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
231 ngx_quic_header_t *pkt) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
232 { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
233 ngx_uint_t i; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
234 ngx_quic_tp_t *ctp; |
8225 | 235 ngx_quic_connection_t *qc; |
8387
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
236 |
8225 | 237 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
238 if (qc == NULL) { | |
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
239 return NULL; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
240 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
241 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
242 qc->keys = ngx_quic_keys_new(c->pool); |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
243 if (qc->keys == NULL) { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
244 return NULL; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
245 } |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
246 |
8624
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
247 qc->version = pkt->version; |
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
248 |
8225 | 249 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
250 ngx_quic_rbtree_insert_stream); | |
251 | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
252 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
253 ngx_queue_init(&qc->send_ctx[i].frames); |
8822
ad046179eb91
QUIC: handle EAGAIN properly on UDP sockets.
Vladimir Homutov <vl@nginx.com>
parents:
8820
diff
changeset
|
254 ngx_queue_init(&qc->send_ctx[i].sending); |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
255 ngx_queue_init(&qc->send_ctx[i].sent); |
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
256 qc->send_ctx[i].largest_pn = NGX_QUIC_UNSET_PN; |
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
257 qc->send_ctx[i].largest_ack = NGX_QUIC_UNSET_PN; |
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
258 qc->send_ctx[i].largest_range = NGX_QUIC_UNSET_PN; |
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
259 qc->send_ctx[i].pending_ack = NGX_QUIC_UNSET_PN; |
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
260 } |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
261 |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
262 qc->send_ctx[0].level = ssl_encryption_initial; |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
263 qc->send_ctx[1].level = ssl_encryption_handshake; |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
264 qc->send_ctx[2].level = ssl_encryption_application; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
265 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
266 ngx_queue_init(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
267 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
268 qc->avg_rtt = NGX_QUIC_INITIAL_RTT; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
269 qc->rttvar = NGX_QUIC_INITIAL_RTT / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
270 qc->min_rtt = NGX_TIMER_INFINITE; |
8792
004172345bdc
QUIC: persistent congestion calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8791
diff
changeset
|
271 qc->first_rtt = NGX_TIMER_INFINITE; |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
272 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
273 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
274 * qc->latest_rtt = 0 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
275 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
276 |
8472 | 277 qc->pto.log = c->log; |
278 qc->pto.data = c; | |
279 qc->pto.handler = ngx_quic_pto_handler; | |
280 qc->pto.cancelable = 1; | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
281 |
8309 | 282 qc->push.log = c->log; |
283 qc->push.data = c; | |
284 qc->push.handler = ngx_quic_push_handler; | |
285 qc->push.cancelable = 1; | |
286 | |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
287 qc->path_validation.log = c->log; |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
288 qc->path_validation.data = c; |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
289 qc->path_validation.handler = ngx_quic_path_validation_handler; |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
290 qc->path_validation.cancelable = 1; |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
291 |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
292 qc->conf = conf; |
8924
d6ef13c5fd8e
QUIC: simplified configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8913
diff
changeset
|
293 |
d6ef13c5fd8e
QUIC: simplified configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8913
diff
changeset
|
294 if (ngx_quic_init_transport_params(&qc->tp, conf) != NGX_OK) { |
d6ef13c5fd8e
QUIC: simplified configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8913
diff
changeset
|
295 return NULL; |
d6ef13c5fd8e
QUIC: simplified configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8913
diff
changeset
|
296 } |
8225 | 297 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
298 ctp = &qc->ctp; |
8701
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
299 |
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
300 /* defaults to be used before actual client parameters are received */ |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
301 ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c); |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
302 ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
303 ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY; |
8701
ba9e34c03968
QUIC: added check of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8698
diff
changeset
|
304 ctp->active_connection_id_limit = 2; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
305 |
8827
fe919fd63b0b
QUIC: client certificate validation with OCSP.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8822
diff
changeset
|
306 ngx_queue_init(&qc->streams.uninitialized); |
fe919fd63b0b
QUIC: client certificate validation with OCSP.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8822
diff
changeset
|
307 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
308 qc->streams.recv_max_data = qc->tp.initial_max_data; |
8791
af33d1ef1c3c
QUIC: stream flow control refactored.
Roman Arutyunyan <arut@nginx.com>
parents:
8782
diff
changeset
|
309 qc->streams.recv_window = qc->streams.recv_max_data; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
310 |
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
311 qc->streams.client_max_streams_uni = qc->tp.initial_max_streams_uni; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
312 qc->streams.client_max_streams_bidi = qc->tp.initial_max_streams_bidi; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
313 |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
314 qc->congestion.window = ngx_min(10 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
315 ngx_max(2 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
316 14720)); |
8623
8550b91e8e35
QUIC: added proper logging of special values.
Vladimir Homutov <vl@nginx.com>
parents:
8622
diff
changeset
|
317 qc->congestion.ssthresh = (size_t) -1; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
318 qc->congestion.recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
319 |
8746
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
320 if (pkt->validated && pkt->retried) { |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
321 qc->tp.retry_scid.len = pkt->dcid.len; |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
322 qc->tp.retry_scid.data = ngx_pstrdup(c->pool, &pkt->dcid); |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
323 if (qc->tp.retry_scid.data == NULL) { |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
324 return NULL; |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
325 } |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
326 } |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
327 |
8980
d8865baab732
QUIC: removed draft versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8979
diff
changeset
|
328 if (ngx_quic_keys_set_initial_secret(c->pool, qc->keys, &pkt->dcid) |
8746
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
329 != NGX_OK) |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
330 { |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
331 return NULL; |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
332 } |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
333 |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
334 qc->validated = pkt->validated; |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
335 |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
336 if (ngx_quic_open_sockets(c, qc, pkt) != NGX_OK) { |
8746
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
337 return NULL; |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
338 } |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
339 |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
340 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
341 "quic connection created"); |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
342 |
8746
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
343 return qc; |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
344 } |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
345 |
0c628de2e2b7
QUIC: separate function for connection ids initialization.
Vladimir Homutov <vl@nginx.com>
parents:
8745
diff
changeset
|
346 |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8693
diff
changeset
|
347 static ngx_int_t |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
348 ngx_quic_handle_stateless_reset(ngx_connection_t *c, ngx_quic_header_t *pkt) |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
349 { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
350 u_char *tail, ch; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
351 ngx_uint_t i; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
352 ngx_queue_t *q; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
353 ngx_quic_client_id_t *cid; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
354 ngx_quic_connection_t *qc; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
355 |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
356 qc = ngx_quic_get_connection(c); |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
357 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
358 /* A stateless reset uses an entire UDP datagram */ |
8912
50d73bf20e73
QUIC: refactored multiple QUIC packets handling.
Vladimir Homutov <vl@nginx.com>
parents:
8909
diff
changeset
|
359 if (!pkt->first) { |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
360 return NGX_DECLINED; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
361 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
362 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
363 tail = pkt->raw->last - NGX_QUIC_SR_TOKEN_LEN; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
364 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
365 for (q = ngx_queue_head(&qc->client_ids); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
366 q != ngx_queue_sentinel(&qc->client_ids); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
367 q = ngx_queue_next(q)) |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
368 { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
369 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
370 |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
371 if (cid->seqnum == 0 || !cid->used) { |
8877
b5296bd8631c
QUIC: Check if CID has been used in stateless reset check
Martin Duke <m.duke@f5.com>
parents:
8846
diff
changeset
|
372 /* |
b5296bd8631c
QUIC: Check if CID has been used in stateless reset check
Martin Duke <m.duke@f5.com>
parents:
8846
diff
changeset
|
373 * No stateless reset token in initial connection id. |
b5296bd8631c
QUIC: Check if CID has been used in stateless reset check
Martin Duke <m.duke@f5.com>
parents:
8846
diff
changeset
|
374 * Don't accept a token from an unused connection id. |
b5296bd8631c
QUIC: Check if CID has been used in stateless reset check
Martin Duke <m.duke@f5.com>
parents:
8846
diff
changeset
|
375 */ |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
376 continue; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
377 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
378 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
379 /* constant time comparison */ |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
380 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
381 for (ch = 0, i = 0; i < NGX_QUIC_SR_TOKEN_LEN; i++) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
382 ch |= tail[i] ^ cid->sr_token[i]; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
383 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
384 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
385 if (ch == 0) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
386 return NGX_OK; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
387 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
388 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
389 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
390 return NGX_DECLINED; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
391 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
392 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
393 |
8225 | 394 static void |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
395 ngx_quic_input_handler(ngx_event_t *rev) |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
396 { |
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
397 ngx_int_t rc; |
8730
90ae21799f67
QUIC: do not copy input data.
Roman Arutyunyan <arut@nginx.com>
parents:
8724
diff
changeset
|
398 ngx_buf_t *b; |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
399 ngx_connection_t *c; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
400 ngx_quic_connection_t *qc; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
401 |
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
402 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler"); |
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
403 |
8225 | 404 c = rev->data; |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
405 qc = ngx_quic_get_connection(c); |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
406 |
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
407 c->log->action = "handling quic input"; |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
408 |
8225 | 409 if (rev->timedout) { |
8361 | 410 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
411 "quic client timed out"); | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
412 ngx_quic_close_connection(c, NGX_DONE); |
8225 | 413 return; |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
414 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
415 |
8225 | 416 if (c->close) { |
8442
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
417 qc->error_reason = "graceful shutdown"; |
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
418 ngx_quic_close_connection(c, NGX_OK); |
8225 | 419 return; |
420 } | |
8220
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8218
diff
changeset
|
421 |
8730
90ae21799f67
QUIC: do not copy input data.
Roman Arutyunyan <arut@nginx.com>
parents:
8724
diff
changeset
|
422 if (!rev->ready) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
423 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
424 ngx_quic_close_connection(c, NGX_OK); |
8828
a9f6540e61da
QUIC: asynchronous shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8827
diff
changeset
|
425 |
a9f6540e61da
QUIC: asynchronous shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8827
diff
changeset
|
426 } else if (qc->shutdown) { |
a9f6540e61da
QUIC: asynchronous shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8827
diff
changeset
|
427 ngx_quic_shutdown_quic(c); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
428 } |
8828
a9f6540e61da
QUIC: asynchronous shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8827
diff
changeset
|
429 |
8225 | 430 return; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
431 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
432 |
8734
c61fcdc1b8e3
UDP: extended datagram context.
Vladimir Homutov <vl@nginx.com>
parents:
8730
diff
changeset
|
433 b = c->udp->dgram->buffer; |
8730
90ae21799f67
QUIC: do not copy input data.
Roman Arutyunyan <arut@nginx.com>
parents:
8724
diff
changeset
|
434 |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
435 rc = ngx_quic_handle_datagram(c, b, NULL); |
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
436 |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
437 if (rc == NGX_ERROR) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
438 ngx_quic_close_connection(c, NGX_ERROR); |
8225 | 439 return; |
440 } | |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
441 |
8994
e00295b76395
QUIC: revised ngx_quic_handle_datagram() error codes.
Vladimir Homutov <vl@nginx.com>
parents:
8986
diff
changeset
|
442 if (rc == NGX_DONE) { |
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
443 return; |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
444 } |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
445 |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
446 /* rc == NGX_OK */ |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
447 |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
448 qc->send_timer_set = 0; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
449 ngx_add_timer(rev, qc->tp.max_idle_timeout); |
8607
21b7dac9de3b
QUIC: added connection state debug to event handlers.
Vladimir Homutov <vl@nginx.com>
parents:
8606
diff
changeset
|
450 |
21b7dac9de3b
QUIC: added connection state debug to event handlers.
Vladimir Homutov <vl@nginx.com>
parents:
8606
diff
changeset
|
451 ngx_quic_connstate_dbg(c); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
452 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
453 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
454 |
8736
714e9af983de
QUIC: separate header for ngx_quic_connection_t.
Vladimir Homutov <vl@nginx.com>
parents:
8735
diff
changeset
|
455 void |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
456 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc) |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
457 { |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
458 ngx_pool_t *pool; |
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
459 ngx_quic_connection_t *qc; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
460 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
461 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8605
eed49b83e18f
QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents:
8604
diff
changeset
|
462 "quic ngx_quic_close_connection rc:%i", rc); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
463 |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
464 qc = ngx_quic_get_connection(c); |
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
465 |
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
466 if (qc == NULL) { |
8686 | 467 if (rc == NGX_ERROR) { |
468 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
8702
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8701
diff
changeset
|
469 "quic close connection early error"); |
8686 | 470 } |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
471 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
472 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) { |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
473 return; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
474 } |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
475 |
8225 | 476 if (c->ssl) { |
477 (void) ngx_ssl_shutdown(c); | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
478 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
479 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
480 if (c->read->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
481 ngx_del_timer(c->read); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
482 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
483 |
8225 | 484 #if (NGX_STAT_STUB) |
485 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
486 #endif | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
487 |
8225 | 488 c->destroyed = 1; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
489 |
8225 | 490 pool = c->pool; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
491 |
8225 | 492 ngx_close_connection(c); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
493 |
8225 | 494 ngx_destroy_pool(pool); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
495 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
496 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
497 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
498 static ngx_int_t |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
499 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc) |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
500 { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
501 ngx_uint_t i; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
502 ngx_quic_send_ctx_t *ctx; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
503 ngx_quic_connection_t *qc; |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
504 |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
505 qc = ngx_quic_get_connection(c); |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
506 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
507 if (!qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
508 |
8398
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
509 /* drop packets from retransmit queues, no ack is expected */ |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
510 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8652
e9bd4305e68b
QUIC: fixed send contexts cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8651
diff
changeset
|
511 ngx_quic_free_frames(c, &qc->send_ctx[i].sent); |
8398
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
512 } |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
513 |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
514 if (rc == NGX_DONE) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
515 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
516 /* |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
517 * RFC 9000, 10.1. Idle Timeout |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
518 * |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
519 * If a max_idle_timeout is specified by either endpoint in its |
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
520 * transport parameters (Section 18.2), the connection is silently |
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
521 * closed and its state is discarded when it remains idle |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
522 */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
523 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
524 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
525 "quic closing %s connection", |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
526 qc->draining ? "drained" : "idle"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
527 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
528 } else { |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
529 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
530 /* |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
531 * RFC 9000, 10.2. Immediate Close |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
532 * |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
533 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
534 * to terminate the connection immediately. |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
535 */ |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
536 |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
537 qc->error_level = c->ssl ? SSL_quic_read_level(c->ssl->connection) |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
538 : ssl_encryption_initial; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
539 |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
540 if (rc == NGX_OK) { |
8702
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8701
diff
changeset
|
541 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8701
diff
changeset
|
542 "quic immediate close drain:%d", |
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8701
diff
changeset
|
543 qc->draining); |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
544 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
545 qc->close.log = c->log; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
546 qc->close.data = c; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
547 qc->close.handler = ngx_quic_close_timer_handler; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
548 qc->close.cancelable = 1; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
549 |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
550 ctx = ngx_quic_get_send_ctx(qc, qc->error_level); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
551 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
552 ngx_add_timer(&qc->close, 3 * ngx_quic_pto(c, ctx)); |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
553 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
554 qc->error = NGX_QUIC_ERR_NO_ERROR; |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
555 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
556 } else { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
557 if (qc->error == 0 && !qc->error_app) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
558 qc->error = NGX_QUIC_ERR_INTERNAL_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
559 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
560 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
561 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8605
eed49b83e18f
QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents:
8604
diff
changeset
|
562 "quic immediate close due to %s error: %ui %s", |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
563 qc->error_app ? "app " : "", qc->error, |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
564 qc->error_reason ? qc->error_reason : ""); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
565 } |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
566 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
567 (void) ngx_quic_send_cc(c); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
568 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
569 if (qc->error_level == ssl_encryption_handshake) { |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
570 /* for clients that might not have handshake keys */ |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
571 qc->error_level = ssl_encryption_initial; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
572 (void) ngx_quic_send_cc(c); |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
573 } |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
574 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
575 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
576 qc->closing = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
577 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
578 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
579 if (rc == NGX_ERROR && qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
580 /* do not wait for timer in case of fatal error */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
581 ngx_del_timer(&qc->close); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
582 } |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
583 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
584 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
585 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
586 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
587 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
588 if (qc->push.timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
589 ngx_del_timer(&qc->push); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
590 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
591 |
8472 | 592 if (qc->pto.timer_set) { |
593 ngx_del_timer(&qc->pto); | |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
594 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
595 |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
596 if (qc->path_validation.timer_set) { |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
597 ngx_del_timer(&qc->path_validation); |
8434
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
598 } |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
599 |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
600 if (qc->push.posted) { |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
601 ngx_delete_posted_event(&qc->push); |
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
602 } |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
603 |
8553
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
604 if (qc->close.timer_set) { |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
605 return NGX_AGAIN; |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
606 } |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
607 |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
608 ngx_quic_close_sockets(c); |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
609 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
610 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
611 "quic part of connection is terminated"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
612 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
613 /* may be tested from SSL callback during SSL shutdown */ |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
614 c->udp = NULL; |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
615 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
616 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
617 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
618 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
619 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
620 void |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
621 ngx_quic_finalize_connection(ngx_connection_t *c, ngx_uint_t err, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
622 const char *reason) |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
623 { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
624 ngx_quic_connection_t *qc; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
625 |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
626 qc = ngx_quic_get_connection(c); |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
627 qc->error = err; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
628 qc->error_reason = reason; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
629 qc->error_app = 1; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
630 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
631 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
632 ngx_quic_close_connection(c, NGX_ERROR); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
633 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
634 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
635 |
8724
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
636 void |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
637 ngx_quic_shutdown_connection(ngx_connection_t *c, ngx_uint_t err, |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
638 const char *reason) |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
639 { |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
640 ngx_quic_connection_t *qc; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
641 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
642 qc = ngx_quic_get_connection(c); |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
643 qc->shutdown = 1; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
644 qc->shutdown_code = err; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
645 qc->shutdown_reason = reason; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
646 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
647 ngx_quic_shutdown_quic(c); |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
648 } |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
649 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
650 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
651 static void |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
652 ngx_quic_close_timer_handler(ngx_event_t *ev) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
653 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
654 ngx_connection_t *c; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
655 |
8359 | 656 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer"); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
657 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
658 c = ev->data; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
659 ngx_quic_close_connection(c, NGX_DONE); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
660 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
661 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
662 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
663 static ngx_int_t |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
664 ngx_quic_handle_datagram(ngx_connection_t *c, ngx_buf_t *b, |
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
665 ngx_quic_conf_t *conf) |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
666 { |
8882
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
667 size_t size; |
8912
50d73bf20e73
QUIC: refactored multiple QUIC packets handling.
Vladimir Homutov <vl@nginx.com>
parents:
8909
diff
changeset
|
668 u_char *p, *start; |
8882
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
669 ngx_int_t rc; |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
670 ngx_uint_t good; |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
671 ngx_quic_path_t *path; |
8882
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
672 ngx_quic_header_t pkt; |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
673 ngx_quic_connection_t *qc; |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
674 |
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
675 good = 0; |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
676 path = NULL; |
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
677 |
8882
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
678 size = b->last - b->pos; |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
679 |
8912
50d73bf20e73
QUIC: refactored multiple QUIC packets handling.
Vladimir Homutov <vl@nginx.com>
parents:
8909
diff
changeset
|
680 p = start = b->pos; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
681 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
682 while (p < b->last) { |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
683 |
8225 | 684 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
685 pkt.raw = b; | |
686 pkt.data = p; | |
687 pkt.len = b->last - p; | |
688 pkt.log = c->log; | |
8912
50d73bf20e73
QUIC: refactored multiple QUIC packets handling.
Vladimir Homutov <vl@nginx.com>
parents:
8909
diff
changeset
|
689 pkt.first = (p == start) ? 1 : 0; |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
690 pkt.path = path; |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
691 pkt.flags = p[0]; |
8559
a89a58c642ef
QUIC: simplified packet header parsing.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
692 pkt.raw->pos++; |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
693 |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
694 rc = ngx_quic_handle_packet(c, conf, &pkt); |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
695 |
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
696 #if (NGX_DEBUG) |
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
697 if (pkt.parsed) { |
8607
21b7dac9de3b
QUIC: added connection state debug to event handlers.
Vladimir Homutov <vl@nginx.com>
parents:
8606
diff
changeset
|
698 ngx_log_debug5(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8609
f32740ddd484
QUIC: got rid of "pkt" abbreviation in logs.
Vladimir Homutov <vl@nginx.com>
parents:
8608
diff
changeset
|
699 "quic packet %s done decr:%d pn:%L perr:%ui rc:%i", |
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
700 ngx_quic_level_name(pkt.level), pkt.decrypted, |
8607
21b7dac9de3b
QUIC: added connection state debug to event handlers.
Vladimir Homutov <vl@nginx.com>
parents:
8606
diff
changeset
|
701 pkt.pn, pkt.error, rc); |
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
702 } else { |
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
703 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8609
f32740ddd484
QUIC: got rid of "pkt" abbreviation in logs.
Vladimir Homutov <vl@nginx.com>
parents:
8608
diff
changeset
|
704 "quic packet done parse failed rc:%i", rc); |
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
705 } |
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
706 #endif |
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
707 |
8994
e00295b76395
QUIC: revised ngx_quic_handle_datagram() error codes.
Vladimir Homutov <vl@nginx.com>
parents:
8986
diff
changeset
|
708 if (rc == NGX_ERROR || rc == NGX_DONE) { |
e00295b76395
QUIC: revised ngx_quic_handle_datagram() error codes.
Vladimir Homutov <vl@nginx.com>
parents:
8986
diff
changeset
|
709 return rc; |
8686 | 710 } |
711 | |
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
712 if (rc == NGX_OK) { |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
713 good = 1; |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
714 } |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
715 |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
716 path = pkt.path; /* preserve packet path from 1st packet */ |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
717 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
718 /* NGX_OK || NGX_DECLINED */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
719 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
720 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
721 * we get NGX_DECLINED when there are no keys [yet] available |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
722 * to decrypt packet. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
723 * Instead of queueing it, we ignore it and rely on the sender's |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
724 * retransmission: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
725 * |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
726 * RFC 9000, 12.2. Coalescing Packets |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
727 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
728 * For example, if decryption fails (because the keys are |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
729 * not available or for any other reason), the receiver MAY either |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
730 * discard or buffer the packet for later processing and MUST |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
731 * attempt to process the remaining packets. |
8535
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8533
diff
changeset
|
732 * |
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8533
diff
changeset
|
733 * We also skip packets that don't match connection state |
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8533
diff
changeset
|
734 * or cannot be parsed properly. |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
735 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
736 |
8225 | 737 /* b->pos is at header end, adjust by actual packet length */ |
8558
0f37b4ef3cd9
QUIC: keep the entire packet size in pkt->len.
Roman Arutyunyan <arut@nginx.com>
parents:
8557
diff
changeset
|
738 b->pos = pkt.data + pkt.len; |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
739 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
740 p = b->pos; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
741 } |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
742 |
8882
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
743 if (!good) { |
8994
e00295b76395
QUIC: revised ngx_quic_handle_datagram() error codes.
Vladimir Homutov <vl@nginx.com>
parents:
8986
diff
changeset
|
744 return NGX_DONE; |
8882
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
745 } |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
746 |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
747 qc = ngx_quic_get_connection(c); |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
748 |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
749 if (qc) { |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
750 qc->received += size; |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
751 |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
752 if ((uint64_t) (c->sent + qc->received) / 8 > |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
753 (qc->streams.sent + qc->streams.recv_last) + 1048576) |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
754 { |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
755 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic flood detected"); |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
756 |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
757 qc->error = NGX_QUIC_ERR_NO_ERROR; |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
758 qc->error_reason = "QUIC flood detected"; |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
759 return NGX_ERROR; |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
760 } |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
761 } |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
762 |
6204120cf37f
QUIC: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8878
diff
changeset
|
763 return NGX_OK; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
764 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
765 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
766 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
767 static ngx_int_t |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
768 ngx_quic_handle_packet(ngx_connection_t *c, ngx_quic_conf_t *conf, |
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
769 ngx_quic_header_t *pkt) |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
770 { |
8536
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
771 ngx_int_t rc; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
772 ngx_quic_connection_t *qc; |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
773 |
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
774 c->log->action = "parsing quic packet"; |
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
775 |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
776 rc = ngx_quic_parse_packet(pkt); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
777 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
778 if (rc == NGX_DECLINED || rc == NGX_ERROR) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
779 return rc; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
780 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
781 |
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
782 pkt->parsed = 1; |
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
783 |
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
784 c->log->action = "processing quic packet"; |
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
785 |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
786 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
787 "quic packet rx dcid len:%uz %xV", |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
788 pkt->dcid.len, &pkt->dcid); |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
789 |
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
790 #if (NGX_DEBUG) |
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
791 if (pkt->level != ssl_encryption_application) { |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
792 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
793 "quic packet rx scid len:%uz %xV", |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
794 pkt->scid.len, &pkt->scid); |
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
795 } |
8641
fe53def49945
QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8639
diff
changeset
|
796 |
fe53def49945
QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8639
diff
changeset
|
797 if (pkt->level == ssl_encryption_initial) { |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
798 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8693
diff
changeset
|
799 "quic address validation token len:%uz %xV", |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8642
diff
changeset
|
800 pkt->token.len, &pkt->token); |
8641
fe53def49945
QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8639
diff
changeset
|
801 } |
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
802 #endif |
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
803 |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
804 qc = ngx_quic_get_connection(c); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
805 |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
806 if (qc) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
807 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
808 if (rc == NGX_ABORT) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
809 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
810 "quic unsupported version: 0x%xD", pkt->version); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
811 return NGX_DECLINED; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
812 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
813 |
8624
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
814 if (pkt->level != ssl_encryption_application) { |
8688
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
815 |
8624
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
816 if (pkt->version != qc->version) { |
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
817 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
818 "quic version mismatch: 0x%xD", pkt->version); |
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
819 return NGX_DECLINED; |
340cd26158fb
QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8623
diff
changeset
|
820 } |
8688
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
821 |
8913
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
822 if (pkt->first) { |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
823 if (ngx_cmp_sockaddr(c->udp->dgram->sockaddr, |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
824 c->udp->dgram->socklen, |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
825 qc->path->sockaddr, qc->path->socklen, 1) |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
826 != NGX_OK) |
8913
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
827 { |
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
828 /* packet comes from unknown path, possibly migration */ |
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
829 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
830 "quic too early migration attempt"); |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
831 return NGX_DONE; |
8913
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
832 } |
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
833 } |
40445fc7c403
QUIC: fixed migration during NAT rebinding.
Vladimir Homutov <vl@nginx.com>
parents:
8912
diff
changeset
|
834 |
8688
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
835 if (ngx_quic_check_csid(qc, pkt) != NGX_OK) { |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
836 return NGX_DECLINED; |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
837 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
838 |
8878
c4f249d485e3
QUIC: attempt decrypt before checking for stateless reset.
Martin Duke <m.duke@f5.com>
parents:
8877
diff
changeset
|
839 } |
8688
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
840 |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
841 rc = ngx_quic_handle_payload(c, pkt); |
8878
c4f249d485e3
QUIC: attempt decrypt before checking for stateless reset.
Martin Duke <m.duke@f5.com>
parents:
8877
diff
changeset
|
842 |
c4f249d485e3
QUIC: attempt decrypt before checking for stateless reset.
Martin Duke <m.duke@f5.com>
parents:
8877
diff
changeset
|
843 if (rc == NGX_DECLINED && pkt->level == ssl_encryption_application) { |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
844 if (ngx_quic_handle_stateless_reset(c, pkt) == NGX_OK) { |
8688
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
845 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
846 "quic stateless reset packet detected"); |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
847 |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
848 qc->draining = 1; |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
849 ngx_quic_close_connection(c, NGX_OK); |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
850 |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
851 return NGX_OK; |
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
852 } |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
853 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
854 |
8878
c4f249d485e3
QUIC: attempt decrypt before checking for stateless reset.
Martin Duke <m.duke@f5.com>
parents:
8877
diff
changeset
|
855 return rc; |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
856 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
857 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
858 /* packet does not belong to a connection */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
859 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
860 if (rc == NGX_ABORT) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
861 return ngx_quic_negotiate_version(c, pkt); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
862 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
863 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
864 if (pkt->level == ssl_encryption_application) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
865 return ngx_quic_send_stateless_reset(c, conf, pkt); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
866 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
867 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
868 if (pkt->level != ssl_encryption_initial) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
869 return NGX_ERROR; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
870 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
871 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
872 c->log->action = "processing initial packet"; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
873 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
874 if (pkt->dcid.len < NGX_QUIC_CID_LEN_MIN) { |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
875 /* RFC 9000, 7.2. Negotiating Connection IDs */ |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
876 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
877 "quic too short dcid in initial" |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
878 " packet: len:%i", pkt->dcid.len); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
879 return NGX_ERROR; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
880 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
881 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
882 /* process retry and initialize connection IDs */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
883 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
884 if (pkt->token.len) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
885 |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8693
diff
changeset
|
886 rc = ngx_quic_validate_token(c, conf->av_token_key, pkt); |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
887 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
888 if (rc == NGX_ERROR) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
889 /* internal error */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
890 return NGX_ERROR; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
891 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
892 } else if (rc == NGX_ABORT) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
893 /* token cannot be decrypted */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
894 return ngx_quic_send_early_cc(c, pkt, |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
895 NGX_QUIC_ERR_INVALID_TOKEN, |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
896 "cannot decrypt token"); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
897 } else if (rc == NGX_DECLINED) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
898 /* token is invalid */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
899 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
900 if (pkt->retried) { |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8693
diff
changeset
|
901 /* invalid address validation token */ |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
902 return ngx_quic_send_early_cc(c, pkt, |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
903 NGX_QUIC_ERR_INVALID_TOKEN, |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8693
diff
changeset
|
904 "invalid address validation token"); |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
905 } else if (conf->retry) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
906 /* invalid NEW_TOKEN */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
907 return ngx_quic_send_retry(c, conf, pkt); |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
908 } |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
909 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
910 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
911 /* NGX_OK */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
912 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
913 } else if (conf->retry) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
914 return ngx_quic_send_retry(c, conf, pkt); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
915 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
916 } else { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
917 pkt->odcid = pkt->dcid; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
918 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
919 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
920 if (ngx_terminate || ngx_exiting) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
921 if (conf->retry) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
922 return ngx_quic_send_retry(c, conf, pkt); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
923 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
924 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
925 return NGX_ERROR; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
926 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
927 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
928 c->log->action = "creating quic connection"; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
929 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
930 qc = ngx_quic_new_connection(c, conf, pkt); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
931 if (qc == NULL) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
932 return NGX_ERROR; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
933 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
934 |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
935 return ngx_quic_handle_payload(c, pkt); |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
936 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
937 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
938 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
939 static ngx_int_t |
8953
03b40440c13d
QUIC: renamed input handling functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8948
diff
changeset
|
940 ngx_quic_handle_payload(ngx_connection_t *c, ngx_quic_header_t *pkt) |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
941 { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
942 ngx_int_t rc; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
943 ngx_quic_send_ctx_t *ctx; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
944 ngx_quic_connection_t *qc; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
945 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
946 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
947 qc = ngx_quic_get_connection(c); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
948 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
949 qc->error = 0; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
950 qc->error_reason = 0; |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
951 |
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
952 c->log->action = "decrypting packet"; |
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
953 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
954 if (!ngx_quic_keys_available(qc->keys, pkt->level)) { |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
955 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8793
80d396fd8ee8
QUIC: improved errors readability.
Vladimir Homutov <vl@nginx.com>
parents:
8792
diff
changeset
|
956 "quic no %s keys, ignoring packet", |
80d396fd8ee8
QUIC: improved errors readability.
Vladimir Homutov <vl@nginx.com>
parents:
8792
diff
changeset
|
957 ngx_quic_level_name(pkt->level)); |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
958 return NGX_DECLINED; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
959 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
960 |
8816
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
961 #if !defined (OPENSSL_IS_BORINGSSL) |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
962 /* OpenSSL provides read keys for an application level before it's ready */ |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
963 |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
964 if (pkt->level == ssl_encryption_application |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
965 && SSL_quic_read_level(c->ssl->connection) |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
966 < ssl_encryption_application) |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
967 { |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
968 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
969 "quic no %s keys ready, ignoring packet", |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
970 ngx_quic_level_name(pkt->level)); |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
971 return NGX_DECLINED; |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
972 } |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
973 #endif |
7f29db5294bd
QUIC: avoid processing 1-RTT with incomplete handshake in OpenSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8806
diff
changeset
|
974 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
975 pkt->keys = qc->keys; |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
976 pkt->key_phase = qc->key_phase; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
977 pkt->plaintext = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
978 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
979 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
980 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
981 rc = ngx_quic_decrypt(pkt, &ctx->largest_pn); |
8536
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
982 if (rc != NGX_OK) { |
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
983 qc->error = pkt->error; |
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
984 qc->error_reason = "failed to decrypt packet"; |
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
985 return rc; |
8223 | 986 } |
987 | |
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
988 pkt->decrypted = 1; |
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
989 |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
990 c->log->action = "handling decrypted packet"; |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
991 |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
992 if (pkt->path == NULL) { |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
993 rc = ngx_quic_set_path(c, pkt); |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
994 if (rc != NGX_OK) { |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
995 return rc; |
8912
50d73bf20e73
QUIC: refactored multiple QUIC packets handling.
Vladimir Homutov <vl@nginx.com>
parents:
8909
diff
changeset
|
996 } |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
997 } |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
998 |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
999 if (c->ssl == NULL) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1000 if (ngx_quic_init_connection(c) != NGX_OK) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1001 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1002 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1003 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1004 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1005 if (pkt->level == ssl_encryption_handshake) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1006 /* |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1007 * RFC 9001, 4.9.1. Discarding Initial Keys |
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1008 * |
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1009 * The successful use of Handshake packets indicates |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1010 * that no more Initial packets need to be exchanged |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1011 */ |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1012 ngx_quic_discard_ctx(c, ssl_encryption_initial); |
8611
e2086d8181fa
QUIC: added push event afer the address was validated.
Vladimir Homutov <vl@nginx.com>
parents:
8610
diff
changeset
|
1013 |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1014 if (!qc->path->validated) { |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1015 qc->path->validated = 1; |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1016 qc->path->limited = 0; |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1017 ngx_quic_path_dbg(c, "in handshake", qc->path); |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
1018 ngx_post_event(&qc->push, &ngx_posted_events); |
8611
e2086d8181fa
QUIC: added push event afer the address was validated.
Vladimir Homutov <vl@nginx.com>
parents:
8610
diff
changeset
|
1019 } |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1020 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1021 |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1022 if (qc->closing) { |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1023 /* |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1024 * RFC 9000, 10.2. Immediate Close |
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1025 * |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1026 * ... delayed or reordered packets are properly discarded. |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1027 * |
8797
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1028 * In the closing state, an endpoint retains only enough information |
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1029 * to generate a packet containing a CONNECTION_CLOSE frame and to |
4715f3e669f1
QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8793
diff
changeset
|
1030 * identify packets as belonging to the connection. |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1031 */ |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1032 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1033 qc->error_level = pkt->level; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1034 qc->error = NGX_QUIC_ERR_NO_ERROR; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1035 qc->error_reason = "connection is closing, packet discarded"; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1036 qc->error_ftype = 0; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1037 qc->error_app = 0; |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1038 |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1039 return ngx_quic_send_cc(c); |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1040 } |
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1041 |
8603
c5ea341f705a
QUIC: optimized acknowledgement generation.
Vladimir Homutov <vl@nginx.com>
parents:
8602
diff
changeset
|
1042 pkt->received = ngx_current_msec; |
8574
1d4417e4f2d0
QUIC: fixed measuring ACK Delay against 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8573
diff
changeset
|
1043 |
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1044 c->log->action = "handling payload"; |
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1045 |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1046 if (pkt->level != ssl_encryption_application) { |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1047 return ngx_quic_handle_frames(c, pkt); |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1048 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1049 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1050 if (!pkt->key_update) { |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1051 return ngx_quic_handle_frames(c, pkt); |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1052 } |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1053 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1054 /* switch keys and generate next on Key Phase change */ |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1055 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1056 qc->key_phase ^= 1; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1057 ngx_quic_keys_switch(c, qc->keys); |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1058 |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1059 rc = ngx_quic_handle_frames(c, pkt); |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1060 if (rc != NGX_OK) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1061 return rc; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1062 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1063 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1064 return ngx_quic_keys_update(c, qc->keys); |
8223 | 1065 } |
1066 | |
1067 | |
8753
46161c610919
QUIC: separate files for SSL library interfaces.
Vladimir Homutov <vl@nginx.com>
parents:
8752
diff
changeset
|
1068 void |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1069 ngx_quic_discard_ctx(ngx_connection_t *c, enum ssl_encryption_level_t level) |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1070 { |
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1071 ngx_queue_t *q; |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1072 ngx_quic_frame_t *f; |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1073 ngx_quic_socket_t *qsock; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1074 ngx_quic_send_ctx_t *ctx; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1075 ngx_quic_connection_t *qc; |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1076 |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
1077 qc = ngx_quic_get_connection(c); |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1078 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1079 if (!ngx_quic_keys_available(qc->keys, level)) { |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1080 return; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1081 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1082 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1083 ngx_quic_keys_discard(qc->keys, level); |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8620
diff
changeset
|
1084 |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1085 qc->pto_count = 0; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1086 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1087 ctx = ngx_quic_get_send_ctx(qc, level); |
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1088 |
8948
19e063e955bf
QUIC: renamed buffer-related functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8940
diff
changeset
|
1089 ngx_quic_free_chain(c, ctx->crypto); |
8782
b3f6ad181df4
QUIC: refactored CRYPTO and STREAM buffer ordering.
Roman Arutyunyan <arut@nginx.com>
parents:
8778
diff
changeset
|
1090 |
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1091 while (!ngx_queue_empty(&ctx->sent)) { |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1092 q = ngx_queue_head(&ctx->sent); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1093 ngx_queue_remove(q); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1094 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1095 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1096 ngx_quic_congestion_ack(c, f); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1097 ngx_quic_free_frame(c, f); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1098 } |
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
1099 |
8612
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1100 while (!ngx_queue_empty(&ctx->frames)) { |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1101 q = ngx_queue_head(&ctx->frames); |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1102 ngx_queue_remove(q); |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1103 |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1104 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1105 ngx_quic_congestion_ack(c, f); |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1106 ngx_quic_free_frame(c, f); |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1107 } |
b1676cd64dc9
QUIC: cleanup send context properly.
Vladimir Homutov <vl@nginx.com>
parents:
8611
diff
changeset
|
1108 |
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1109 if (level == ssl_encryption_initial) { |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1110 /* close temporary listener with odcid */ |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1111 qsock = ngx_quic_find_socket(c, NGX_QUIC_UNSET_PN); |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1112 if (qsock) { |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1113 ngx_quic_close_socket(c, qsock); |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1114 } |
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1115 } |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1116 |
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
1117 ctx->send_ack = 0; |
8697
faa3201ff351
QUIC: improved setting the lost timer.
Roman Arutyunyan <arut@nginx.com>
parents:
8696
diff
changeset
|
1118 |
faa3201ff351
QUIC: improved setting the lost timer.
Roman Arutyunyan <arut@nginx.com>
parents:
8696
diff
changeset
|
1119 ngx_quic_set_lost_timer(c); |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1120 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1121 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1122 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1123 static ngx_int_t |
8688
a346905c359f
QUIC: fixed stateless reset recognition and send.
Roman Arutyunyan <arut@nginx.com>
parents:
8687
diff
changeset
|
1124 ngx_quic_check_csid(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt) |
8361 | 1125 { |
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1126 ngx_queue_t *q; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1127 ngx_quic_client_id_t *cid; |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1128 |
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1129 for (q = ngx_queue_head(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1130 q != ngx_queue_sentinel(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1131 q = ngx_queue_next(q)) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1132 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1133 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1134 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1135 if (pkt->scid.len == cid->len |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1136 && ngx_memcmp(pkt->scid.data, cid->id, cid->len) == 0) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1137 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1138 return NGX_OK; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1139 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1140 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1141 |
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1142 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid"); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1143 return NGX_ERROR; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1144 } |
8171 | 1145 |
1146 | |
8225 | 1147 static ngx_int_t |
8687
1c6343bd7933
QUIC: refactored packet processing.
Roman Arutyunyan <arut@nginx.com>
parents:
8686
diff
changeset
|
1148 ngx_quic_handle_frames(ngx_connection_t *c, ngx_quic_header_t *pkt) |
8225 | 1149 { |
1150 u_char *end, *p; | |
1151 ssize_t len; | |
8657
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1152 ngx_buf_t buf; |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1153 ngx_uint_t do_close, nonprobing; |
8657
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1154 ngx_chain_t chain; |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1155 ngx_quic_frame_t frame; |
8225 | 1156 ngx_quic_connection_t *qc; |
1157 | |
8629
feec2cc762f6
QUIC: got rid of the c->quic field.
Roman Arutyunyan <arut@nginx.com>
parents:
8628
diff
changeset
|
1158 qc = ngx_quic_get_connection(c); |
8225 | 1159 |
1160 p = pkt->payload.data; | |
1161 end = p + pkt->payload.len; | |
1162 | |
1163 do_close = 0; | |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1164 nonprobing = 0; |
8225 | 1165 |
1166 while (p < end) { | |
1167 | |
8275 | 1168 c->log->action = "parsing frames"; |
1169 | |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1170 ngx_memzero(&frame, sizeof(ngx_quic_frame_t)); |
8657
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1171 ngx_memzero(&buf, sizeof(ngx_buf_t)); |
8659
d9f673d18e9b
QUIC: set the temporary flag for input frame buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8658
diff
changeset
|
1172 buf.temporary = 1; |
8657
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1173 |
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1174 chain.buf = &buf; |
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1175 chain.next = NULL; |
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1176 frame.data = &chain; |
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1177 |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
1178 len = ngx_quic_parse_frame(pkt, p, end, &frame); |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1179 |
8225 | 1180 if (len < 0) { |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
1181 qc->error = pkt->error; |
8225 | 1182 return NGX_ERROR; |
1183 } | |
1184 | |
8604
b3d9e57d0f62
QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents:
8603
diff
changeset
|
1185 ngx_quic_log_frame(c->log, &frame, 0); |
b3d9e57d0f62
QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents:
8603
diff
changeset
|
1186 |
8275 | 1187 c->log->action = "handling frames"; |
1188 | |
8225 | 1189 p += len; |
1190 | |
1191 switch (frame.type) { | |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1192 /* probing frames */ |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1193 case NGX_QUIC_FT_PADDING: |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1194 case NGX_QUIC_FT_PATH_CHALLENGE: |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1195 case NGX_QUIC_FT_PATH_RESPONSE: |
8776
901126931bd5
QUIC: consider NEW_CONNECTION_ID a probing frame.
Vladimir Homutov <vl@nginx.com>
parents:
8763
diff
changeset
|
1196 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1197 break; |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1198 |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1199 /* non-probing frames */ |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1200 default: |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1201 nonprobing = 1; |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1202 break; |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1203 } |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1204 |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1205 switch (frame.type) { |
8225 | 1206 |
1207 case NGX_QUIC_FT_ACK: | |
8657
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8656
diff
changeset
|
1208 if (ngx_quic_handle_ack_frame(c, pkt, &frame) != NGX_OK) { |
8225 | 1209 return NGX_ERROR; |
1210 } | |
1211 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1212 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1213 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1214 case NGX_QUIC_FT_PADDING: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1215 /* no action required */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1216 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1217 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1218 case NGX_QUIC_FT_CONNECTION_CLOSE: |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1219 case NGX_QUIC_FT_CONNECTION_CLOSE_APP: |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1220 do_close = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1221 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1222 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1223 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1224 /* got there with ack-eliciting packet */ |
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
1225 pkt->need_ack = 1; |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1226 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1227 switch (frame.type) { |
8225 | 1228 |
1229 case NGX_QUIC_FT_CRYPTO: | |
1230 | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1231 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) { |
8225 | 1232 return NGX_ERROR; |
1233 } | |
1234 | |
1235 break; | |
1236 | |
1237 case NGX_QUIC_FT_PING: | |
1238 break; | |
1239 | |
8820
4009f120cad4
QUIC: eliminated stream type from ngx_quic_stream_frame_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8816
diff
changeset
|
1240 case NGX_QUIC_FT_STREAM: |
8225 | 1241 |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
1242 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) { |
8225 | 1243 return NGX_ERROR; |
1244 } | |
1245 | |
1246 break; | |
1247 | |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
1248 case NGX_QUIC_FT_MAX_DATA: |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1249 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1250 if (ngx_quic_handle_max_data_frame(c, &frame.u.max_data) != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1251 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1252 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1253 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1254 |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
1255 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
1256 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
1257 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
1258 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1259 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1260 if (ngx_quic_handle_streams_blocked_frame(c, pkt, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1261 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1262 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1263 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1264 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1265 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
1266 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
1267 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
1268 |
8909
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1269 case NGX_QUIC_FT_DATA_BLOCKED: |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1270 |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1271 if (ngx_quic_handle_data_blocked_frame(c, pkt, |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1272 &frame.u.data_blocked) |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1273 != NGX_OK) |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1274 { |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1275 return NGX_ERROR; |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1276 } |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1277 |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1278 break; |
d041b8d6ab0b
QUIC: handle DATA_BLOCKED frame from client.
Roman Arutyunyan <arut@nginx.com>
parents:
8882
diff
changeset
|
1279 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1280 case NGX_QUIC_FT_STREAM_DATA_BLOCKED: |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1281 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1282 if (ngx_quic_handle_stream_data_blocked_frame(c, pkt, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1283 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1284 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1285 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1286 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1287 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1288 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1289 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
1290 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1291 case NGX_QUIC_FT_MAX_STREAM_DATA: |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1292 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1293 if (ngx_quic_handle_max_stream_data_frame(c, pkt, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1294 &frame.u.max_stream_data) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1295 != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1296 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1297 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1298 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1299 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1300 break; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
1301 |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1302 case NGX_QUIC_FT_RESET_STREAM: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1303 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1304 if (ngx_quic_handle_reset_stream_frame(c, pkt, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1305 &frame.u.reset_stream) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1306 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1307 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1308 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1309 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1310 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1311 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1312 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1313 case NGX_QUIC_FT_STOP_SENDING: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1314 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1315 if (ngx_quic_handle_stop_sending_frame(c, pkt, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1316 &frame.u.stop_sending) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1317 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1318 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1319 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1320 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1321 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1322 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
1323 |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1324 case NGX_QUIC_FT_MAX_STREAMS: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1325 case NGX_QUIC_FT_MAX_STREAMS2: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1326 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1327 if (ngx_quic_handle_max_streams_frame(c, pkt, &frame.u.max_streams) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1328 != NGX_OK) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1329 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1330 return NGX_ERROR; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1331 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1332 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1333 break; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
1334 |
8531
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1335 case NGX_QUIC_FT_PATH_CHALLENGE: |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1336 |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1337 if (ngx_quic_handle_path_challenge_frame(c, pkt, |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1338 &frame.u.path_challenge) |
8531
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1339 != NGX_OK) |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1340 { |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1341 return NGX_ERROR; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1342 } |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1343 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1344 break; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
1345 |
8737
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1346 case NGX_QUIC_FT_PATH_RESPONSE: |
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1347 |
8778
5186ee5a94b9
QUIC: simplified sending 1-RTT only frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8776
diff
changeset
|
1348 if (ngx_quic_handle_path_response_frame(c, &frame.u.path_response) |
8737
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1349 != NGX_OK) |
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1350 { |
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1351 return NGX_ERROR; |
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1352 } |
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1353 |
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1354 break; |
76f476ce4d31
QUIC: distinct files for connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8736
diff
changeset
|
1355 |
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
1356 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1357 |
8778
5186ee5a94b9
QUIC: simplified sending 1-RTT only frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8776
diff
changeset
|
1358 if (ngx_quic_handle_new_connection_id_frame(c, &frame.u.ncid) |
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1359 != NGX_OK) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1360 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1361 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1362 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1363 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1364 break; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
1365 |
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
1366 case NGX_QUIC_FT_RETIRE_CONNECTION_ID: |
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1367 |
8778
5186ee5a94b9
QUIC: simplified sending 1-RTT only frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8776
diff
changeset
|
1368 if (ngx_quic_handle_retire_connection_id_frame(c, |
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1369 &frame.u.retire_cid) |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1370 != NGX_OK) |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1371 { |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1372 return NGX_ERROR; |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1373 } |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1374 |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1375 break; |
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
8627
diff
changeset
|
1376 |
8225 | 1377 default: |
8346
4e4485793418
Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents:
8345
diff
changeset
|
1378 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 1379 "quic missing frame handler"); |
8225 | 1380 return NGX_ERROR; |
1381 } | |
1382 } | |
1383 | |
1384 if (p != end) { | |
1385 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
8605
eed49b83e18f
QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents:
8604
diff
changeset
|
1386 "quic trailing garbage in payload:%ui bytes", end - p); |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
1387 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
1388 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8225 | 1389 return NGX_ERROR; |
1390 } | |
1391 | |
1392 if (do_close) { | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1393 qc->draining = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1394 ngx_quic_close_connection(c, NGX_OK); |
8225 | 1395 } |
1396 | |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1397 if (pkt->path != qc->path && nonprobing) { |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1398 |
8971
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1399 /* |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1400 * RFC 9000, 9.2. Initiating Connection Migration |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1401 * |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1402 * An endpoint can migrate a connection to a new local |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1403 * address by sending packets containing non-probing frames |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1404 * from that address. |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1405 */ |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1406 if (ngx_quic_handle_migration(c, pkt) != NGX_OK) { |
1e2f4e9c8195
QUIC: reworked migration handling.
Vladimir Homutov <vl@nginx.com>
parents:
8953
diff
changeset
|
1407 return NGX_ERROR; |
8763
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1408 } |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1409 } |
4117aa7fa38e
QUIC: connection migration.
Vladimir Homutov <vl@nginx.com>
parents:
8753
diff
changeset
|
1410 |
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
1411 if (ngx_quic_ack_packet(c, pkt) != NGX_OK) { |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
1412 return NGX_ERROR; |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
1413 } |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
1414 |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1415 return NGX_OK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1416 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1417 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
1418 |
8309 | 1419 static void |
1420 ngx_quic_push_handler(ngx_event_t *ev) | |
1421 { | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
1422 ngx_connection_t *c; |
8309 | 1423 |
8978
c37ea624c307
QUIC: changed debug message.
Roman Arutyunyan <arut@nginx.com>
parents:
8971
diff
changeset
|
1424 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push handler"); |
8309 | 1425 |
1426 c = ev->data; | |
1427 | |
1428 if (ngx_quic_output(c) != NGX_OK) { | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1429 ngx_quic_close_connection(c, NGX_ERROR); |
8309 | 1430 return; |
1431 } | |
8607
21b7dac9de3b
QUIC: added connection state debug to event handlers.
Vladimir Homutov <vl@nginx.com>
parents:
8606
diff
changeset
|
1432 |
21b7dac9de3b
QUIC: added connection state debug to event handlers.
Vladimir Homutov <vl@nginx.com>
parents:
8606
diff
changeset
|
1433 ngx_quic_connstate_dbg(c); |
8309 | 1434 } |
1435 | |
1436 | |
8750
41807e581de9
QUIC: separate files for stream related processing.
Vladimir Homutov <vl@nginx.com>
parents:
8749
diff
changeset
|
1437 void |
8724
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1438 ngx_quic_shutdown_quic(ngx_connection_t *c) |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1439 { |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1440 ngx_rbtree_t *tree; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1441 ngx_rbtree_node_t *node; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1442 ngx_quic_stream_t *qs; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1443 ngx_quic_connection_t *qc; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1444 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1445 qc = ngx_quic_get_connection(c); |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1446 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1447 if (qc->closing) { |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1448 return; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1449 } |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1450 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1451 tree = &qc->streams.tree; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1452 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1453 if (tree->root != tree->sentinel) { |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1454 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1455 node; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1456 node = ngx_rbtree_next(tree, node)) |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1457 { |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1458 qs = (ngx_quic_stream_t *) node; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1459 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1460 if (!qs->cancelable) { |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1461 return; |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1462 } |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1463 } |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1464 } |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1465 |
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8717
diff
changeset
|
1466 ngx_quic_finalize_connection(c, qc->shutdown_code, qc->shutdown_reason); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
1467 } |