Mercurial > hg > nginx-quic
annotate src/http/v3/ngx_http_v3.c @ 8970:5b49f8bac1b4 quic
QUIC: plug MSVC warning about potentially uninitialized variable.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Tue, 22 Nov 2022 18:05:37 +0400 |
parents | 81a3429db8b0 |
children | 6546c2ae1c7b |
rev | line source |
---|---|
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
1 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
2 /* |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
3 * Copyright (C) Roman Arutyunyan |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
4 * Copyright (C) Nginx, Inc. |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
5 */ |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
6 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
7 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
8 #include <ngx_config.h> |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
9 #include <ngx_core.h> |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
10 #include <ngx_http.h> |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
11 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
12 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
13 static void ngx_http_v3_keepalive_handler(ngx_event_t *ev); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
14 static void ngx_http_v3_cleanup_session(void *data); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
15 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
16 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
17 ngx_int_t |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
18 ngx_http_v3_init_session(ngx_connection_t *c) |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
19 { |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
20 ngx_connection_t *pc; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
21 ngx_pool_cleanup_t *cln; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
22 ngx_http_connection_t *hc; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
23 ngx_http_v3_session_t *h3c; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
24 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
25 pc = c->quic->parent; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
26 hc = pc->data; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
27 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
28 if (hc->v3_session) { |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
29 return NGX_OK; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
30 } |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
31 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
32 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init session"); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
33 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
34 h3c = ngx_pcalloc(pc->pool, sizeof(ngx_http_v3_session_t)); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
35 if (h3c == NULL) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
36 goto failed; |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
37 } |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
38 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
39 h3c->max_push_id = (uint64_t) -1; |
8497
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8435
diff
changeset
|
40 h3c->goaway_push_id = (uint64_t) -1; |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
41 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
42 ngx_queue_init(&h3c->blocked); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
43 ngx_queue_init(&h3c->pushing); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
44 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
45 h3c->keepalive.log = pc->log; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
46 h3c->keepalive.data = pc; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
47 h3c->keepalive.handler = ngx_http_v3_keepalive_handler; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
48 h3c->keepalive.cancelable = 1; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
49 |
8824
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
50 h3c->table.send_insert_count.log = pc->log; |
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
51 h3c->table.send_insert_count.data = pc; |
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
52 h3c->table.send_insert_count.handler = ngx_http_v3_inc_insert_count_handler; |
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
53 |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
54 cln = ngx_pool_cleanup_add(pc->pool, 0); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
55 if (cln == NULL) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
56 goto failed; |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
57 } |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
58 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
59 cln->handler = ngx_http_v3_cleanup_session; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
60 cln->data = h3c; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
61 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
62 hc->v3_session = h3c; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
63 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
64 return ngx_http_v3_send_settings(c); |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
65 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
66 failed: |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
67 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
68 ngx_log_error(NGX_LOG_ERR, c->log, 0, "failed to create http3 session"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
69 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
70 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
71 "failed to create http3 session"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
72 return NGX_ERROR; |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
73 } |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
74 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
75 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
76 static void |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
77 ngx_http_v3_keepalive_handler(ngx_event_t *ev) |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
78 { |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
79 ngx_connection_t *c; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
80 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
81 c = ev->data; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
82 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
83 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 keepalive handler"); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
84 |
8823
6434160b4b78
QUIC: allowed main QUIC connection for some operations.
Roman Arutyunyan <arut@nginx.com>
parents:
8691
diff
changeset
|
85 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_NO_ERROR, |
6434160b4b78
QUIC: allowed main QUIC connection for some operations.
Roman Arutyunyan <arut@nginx.com>
parents:
8691
diff
changeset
|
86 "keepalive timeout"); |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
87 } |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
88 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
89 |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
90 static void |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
91 ngx_http_v3_cleanup_session(void *data) |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
92 { |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
93 ngx_http_v3_session_t *h3c = data; |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
94 |
8435
6e2c23481abb
HTTP/3: clean up table from session cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
95 ngx_http_v3_cleanup_table(h3c); |
6e2c23481abb
HTTP/3: clean up table from session cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
96 |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
97 if (h3c->keepalive.timer_set) { |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
98 ngx_del_timer(&h3c->keepalive); |
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
99 } |
8824
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
100 |
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
101 if (h3c->table.send_insert_count.posted) { |
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
102 ngx_delete_posted_event(&h3c->table.send_insert_count); |
81a3429db8b0
HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
parents:
8823
diff
changeset
|
103 } |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
104 } |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
105 |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
106 |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
107 ngx_int_t |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
108 ngx_http_v3_check_flood(ngx_connection_t *c) |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
109 { |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
110 ngx_http_v3_session_t *h3c; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
111 |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
112 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
113 |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
114 if (h3c->total_bytes / 8 > h3c->payload_bytes + 1048576) { |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
115 ngx_log_error(NGX_LOG_INFO, c->log, 0, "http3 flood detected"); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
116 |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
117 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_NO_ERROR, |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
118 "HTTP/3 flood detected"); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
119 return NGX_ERROR; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
120 } |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
121 |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
122 return NGX_OK; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
123 } |