annotate src/event/ngx_event_udp.c @ 8731:d62a16fff3a4 quic

QUIC: do not reallocate c->sockaddr. When a connection is created, enough memory is allocated to accomodate any future address change.
author Roman Arutyunyan <arut@nginx.com>
date Thu, 11 Mar 2021 15:22:18 +0300
parents 45db1b5c1706
children db58c7ef1d7c
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2 /*
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3 * Copyright (C) Roman Arutyunyan
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <ngx_event.h>
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13 #if !(NGX_WIN32)
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15 static void ngx_close_accepted_udp_connection(ngx_connection_t *c);
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16 static ssize_t ngx_udp_shared_recv(ngx_connection_t *c, u_char *buf,
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17 size_t size);
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18 static ngx_int_t ngx_create_udp_connection(ngx_connection_t *c);
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19 static ngx_connection_t *ngx_lookup_udp_connection(ngx_listening_t *ls,
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20 ngx_str_t *key, struct sockaddr *sockaddr, socklen_t socklen,
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21 struct sockaddr *local_sockaddr, socklen_t local_socklen);
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23
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24 void
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25 ngx_event_recvmsg(ngx_event_t *ev)
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26 {
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27 size_t len;
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28 ssize_t n;
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29 ngx_str_t key;
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30 ngx_buf_t buf;
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31 ngx_log_t *log;
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32 ngx_err_t err;
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33 socklen_t socklen, local_socklen;
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34 ngx_event_t *rev, *wev;
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35 struct iovec iov[1];
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36 struct msghdr msg;
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37 ngx_sockaddr_t sa, lsa;
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38 struct sockaddr *sockaddr, *local_sockaddr;
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39 ngx_listening_t *ls;
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40 ngx_event_conf_t *ecf;
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41 ngx_connection_t *c, *lc;
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42 static u_char buffer[65535];
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44 #if (NGX_HAVE_MSGHDR_MSG_CONTROL)
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46 #if (NGX_HAVE_IP_RECVDSTADDR)
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47 u_char msg_control[CMSG_SPACE(sizeof(struct in_addr))];
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48 #elif (NGX_HAVE_IP_PKTINFO)
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49 u_char msg_control[CMSG_SPACE(sizeof(struct in_pktinfo))];
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50 #endif
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52 #if (NGX_HAVE_INET6 && NGX_HAVE_IPV6_RECVPKTINFO)
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53 u_char msg_control6[CMSG_SPACE(sizeof(struct in6_pktinfo))];
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54 #endif
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56 #endif
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58 if (ev->timedout) {
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59 if (ngx_enable_accept_events((ngx_cycle_t *) ngx_cycle) != NGX_OK) {
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60 return;
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61 }
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62
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63 ev->timedout = 0;
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64 }
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65
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66 ecf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_event_core_module);
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67
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68 if (!(ngx_event_flags & NGX_USE_KQUEUE_EVENT)) {
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69 ev->available = ecf->multi_accept;
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70 }
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71
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72 lc = ev->data;
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73 ls = lc->listening;
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74 ev->ready = 0;
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75
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76 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
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77 "recvmsg on %V, ready: %d", &ls->addr_text, ev->available);
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78
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79 do {
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80 ngx_memzero(&msg, sizeof(struct msghdr));
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81
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82 iov[0].iov_base = (void *) buffer;
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83 iov[0].iov_len = sizeof(buffer);
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84
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85 msg.msg_name = &sa;
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86 msg.msg_namelen = sizeof(ngx_sockaddr_t);
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87 msg.msg_iov = iov;
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88 msg.msg_iovlen = 1;
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89
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90 #if (NGX_HAVE_MSGHDR_MSG_CONTROL)
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91
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92 if (ls->wildcard) {
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93
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94 #if (NGX_HAVE_IP_RECVDSTADDR || NGX_HAVE_IP_PKTINFO)
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95 if (ls->sockaddr->sa_family == AF_INET) {
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96 msg.msg_control = &msg_control;
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97 msg.msg_controllen = sizeof(msg_control);
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98 }
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99 #endif
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100
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101 #if (NGX_HAVE_INET6 && NGX_HAVE_IPV6_RECVPKTINFO)
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102 if (ls->sockaddr->sa_family == AF_INET6) {
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103 msg.msg_control = &msg_control6;
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104 msg.msg_controllen = sizeof(msg_control6);
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105 }
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106 #endif
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107 }
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108
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109 #endif
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110
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111 n = recvmsg(lc->fd, &msg, 0);
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112
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113 if (n == -1) {
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diff changeset
114 err = ngx_socket_errno;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
115
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
116 if (err == NGX_EAGAIN) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
117 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, err,
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diff changeset
118 "recvmsg() not ready");
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
119 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
120 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
121
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diff changeset
122 ngx_log_error(NGX_LOG_ALERT, ev->log, err, "recvmsg() failed");
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
123
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
124 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
125 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
126
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
127 #if (NGX_HAVE_MSGHDR_MSG_CONTROL)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
128 if (msg.msg_flags & (MSG_TRUNC|MSG_CTRUNC)) {
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diff changeset
129 ngx_log_error(NGX_LOG_ALERT, ev->log, 0,
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diff changeset
130 "recvmsg() truncated data");
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
131 continue;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
132 }
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diff changeset
133 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
134
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
135 sockaddr = msg.msg_name;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
136 socklen = msg.msg_namelen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
137
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
138 if (socklen > (socklen_t) sizeof(ngx_sockaddr_t)) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
139 socklen = sizeof(ngx_sockaddr_t);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
140 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
141
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
142 if (socklen == 0) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
143
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
144 /*
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
145 * on Linux recvmsg() returns zero msg_namelen
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
146 * when receiving packets from unbound AF_UNIX sockets
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
147 */
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
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diff changeset
148
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
149 socklen = sizeof(struct sockaddr);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
150 ngx_memzero(&sa, sizeof(struct sockaddr));
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parents:
diff changeset
151 sa.sockaddr.sa_family = ls->sockaddr->sa_family;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
152 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
153
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
154 local_sockaddr = ls->sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
155 local_socklen = ls->socklen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
156
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
157 #if (NGX_HAVE_MSGHDR_MSG_CONTROL)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
158
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
159 if (ls->wildcard) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
160 struct cmsghdr *cmsg;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
161
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
162 ngx_memcpy(&lsa, local_sockaddr, local_socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
163 local_sockaddr = &lsa.sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
164
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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diff changeset
165 for (cmsg = CMSG_FIRSTHDR(&msg);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
166 cmsg != NULL;
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diff changeset
167 cmsg = CMSG_NXTHDR(&msg, cmsg))
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
168 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
169
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
170 #if (NGX_HAVE_IP_RECVDSTADDR)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
171
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
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diff changeset
172 if (cmsg->cmsg_level == IPPROTO_IP
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diff changeset
173 && cmsg->cmsg_type == IP_RECVDSTADDR
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
174 && local_sockaddr->sa_family == AF_INET)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
175 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
176 struct in_addr *addr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
177 struct sockaddr_in *sin;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
178
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Roman Arutyunyan <arut@nginx.com>
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diff changeset
179 addr = (struct in_addr *) CMSG_DATA(cmsg);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
180 sin = (struct sockaddr_in *) local_sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
181 sin->sin_addr = *addr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
182
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
183 break;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
184 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
185
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
186 #elif (NGX_HAVE_IP_PKTINFO)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
187
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
188 if (cmsg->cmsg_level == IPPROTO_IP
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
189 && cmsg->cmsg_type == IP_PKTINFO
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
190 && local_sockaddr->sa_family == AF_INET)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
191 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
192 struct in_pktinfo *pkt;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
193 struct sockaddr_in *sin;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
194
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
195 pkt = (struct in_pktinfo *) CMSG_DATA(cmsg);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
196 sin = (struct sockaddr_in *) local_sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
197 sin->sin_addr = pkt->ipi_addr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
198
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
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parents:
diff changeset
199 break;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
200 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
201
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
202 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
203
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
204 #if (NGX_HAVE_INET6 && NGX_HAVE_IPV6_RECVPKTINFO)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
205
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
206 if (cmsg->cmsg_level == IPPROTO_IPV6
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
207 && cmsg->cmsg_type == IPV6_PKTINFO
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
208 && local_sockaddr->sa_family == AF_INET6)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
209 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
210 struct in6_pktinfo *pkt6;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
211 struct sockaddr_in6 *sin6;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
212
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
213 pkt6 = (struct in6_pktinfo *) CMSG_DATA(cmsg);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
214 sin6 = (struct sockaddr_in6 *) local_sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
215 sin6->sin6_addr = pkt6->ipi6_addr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
216
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
217 break;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
218 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
219
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
220 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
221
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
222 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
223 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
224
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
225 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
226
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
227 ngx_str_null(&key);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
228
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
229 #if (NGX_QUIC)
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
230 if (ls->quic) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
231 if (ngx_quic_get_packet_dcid(ev->log, buffer, n, &key) != NGX_OK) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
232 goto next;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
233 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
234 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
235 #endif
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
236
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
237 c = ngx_lookup_udp_connection(ls, &key, sockaddr, socklen,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
238 local_sockaddr, local_socklen);
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
239
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
240 if (c) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
241
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
242 #if (NGX_DEBUG)
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
243 if (c->log->log_level & NGX_LOG_DEBUG_EVENT) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
244 ngx_log_handler_pt handler;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
245
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
246 handler = c->log->handler;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
247 c->log->handler = NULL;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
248
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
249 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
250 "recvmsg: fd:%d n:%z", c->fd, n);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
251
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
252 c->log->handler = handler;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
253 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
254 #endif
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
255
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
256 ngx_memzero(&buf, sizeof(ngx_buf_t));
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
257
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
258 buf.pos = buffer;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
259 buf.last = buffer + n;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
260
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
261 rev = c->read;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
262
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
263 c->udp->buffer = &buf;
7440
6d4bc025c5a7 Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents: 7393
diff changeset
264
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
265 rev->ready = 1;
7440
6d4bc025c5a7 Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents: 7393
diff changeset
266 rev->active = 0;
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
267
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
268 rev->handler(rev);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
269
7391
27559d4a5151 Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents: 7286
diff changeset
270 if (c->udp) {
27559d4a5151 Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents: 7286
diff changeset
271 c->udp->buffer = NULL;
27559d4a5151 Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents: 7286
diff changeset
272 }
27559d4a5151 Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents: 7286
diff changeset
273
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
274 rev->ready = 0;
7440
6d4bc025c5a7 Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents: 7393
diff changeset
275 rev->active = 1;
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
276
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
277 goto next;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
278 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
279
7285
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
280 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
281 (void) ngx_atomic_fetch_add(ngx_stat_accepted, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
282 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
283
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
284 ngx_accept_disabled = ngx_cycle->connection_n / 8
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
285 - ngx_cycle->free_connection_n;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
286
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
287 c = ngx_get_connection(lc->fd, ev->log);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
288 if (c == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
289 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
290 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
291
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
292 c->shared = 1;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
293 c->type = SOCK_DGRAM;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
294 c->socklen = socklen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
295
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
296 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
297 (void) ngx_atomic_fetch_add(ngx_stat_active, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
298 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
299
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
300 c->pool = ngx_create_pool(ls->pool_size, ev->log);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
301 if (c->pool == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
302 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
303 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
304 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
305
8731
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
306 len = socklen;
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
307
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
308 #if (NGX_QUIC)
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
309 if (ls->quic) {
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
310 len = NGX_SOCKADDRLEN;
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
311 }
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
312 #endif
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
313
d62a16fff3a4 QUIC: do not reallocate c->sockaddr.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
314 c->sockaddr = ngx_palloc(c->pool, len);
7285
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
315 if (c->sockaddr == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
316 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
317 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
318 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
319
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
320 ngx_memcpy(c->sockaddr, sockaddr, socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
321
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
322 log = ngx_palloc(c->pool, sizeof(ngx_log_t));
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
323 if (log == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
324 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
325 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
326 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
327
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
328 *log = ls->log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
329
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
330 c->recv = ngx_udp_shared_recv;
7285
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
331 c->send = ngx_udp_send;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
332 c->send_chain = ngx_udp_send_chain;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
333
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
334 c->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
335 c->pool->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
336 c->listening = ls;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
337
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
338 if (local_sockaddr == &lsa.sockaddr) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
339 local_sockaddr = ngx_palloc(c->pool, local_socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
340 if (local_sockaddr == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
341 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
342 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
343 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
344
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
345 ngx_memcpy(local_sockaddr, &lsa, local_socklen);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
346 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
347
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
348 c->local_sockaddr = local_sockaddr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
349 c->local_socklen = local_socklen;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
350
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
351 c->buffer = ngx_create_temp_buf(c->pool, n);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
352 if (c->buffer == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
353 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
354 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
355 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
356
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
357 c->buffer->last = ngx_cpymem(c->buffer->last, buffer, n);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
358
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
359 rev = c->read;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
360 wev = c->write;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
361
7440
6d4bc025c5a7 Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents: 7393
diff changeset
362 rev->active = 1;
7285
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
363 wev->ready = 1;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
364
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
365 rev->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
366 wev->log = log;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
367
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
368 /*
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
369 * TODO: MT: - ngx_atomic_fetch_add()
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
370 * or protection by critical section or light mutex
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
371 *
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
372 * TODO: MP: - allocated in a shared memory
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
373 * - ngx_atomic_fetch_add()
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
374 * or protection by critical section or light mutex
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
375 */
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
376
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
377 c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
378
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
379 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
380 (void) ngx_atomic_fetch_add(ngx_stat_handled, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
381 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
382
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
383 if (ls->addr_ntop) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
384 c->addr_text.data = ngx_pnalloc(c->pool, ls->addr_text_max_len);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
385 if (c->addr_text.data == NULL) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
386 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
387 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
388 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
389
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
390 c->addr_text.len = ngx_sock_ntop(c->sockaddr, c->socklen,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
391 c->addr_text.data,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
392 ls->addr_text_max_len, 0);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
393 if (c->addr_text.len == 0) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
394 ngx_close_accepted_udp_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
395 return;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
396 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
397 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
398
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
399 #if (NGX_DEBUG)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
400 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
401 ngx_str_t addr;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
402 u_char text[NGX_SOCKADDR_STRLEN];
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
403
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
404 ngx_debug_accepted_connection(ecf, c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
405
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
406 if (log->log_level & NGX_LOG_DEBUG_EVENT) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
407 addr.data = text;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
408 addr.len = ngx_sock_ntop(c->sockaddr, c->socklen, text,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
409 NGX_SOCKADDR_STRLEN, 1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
410
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
411 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, log, 0,
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
412 "*%uA recvmsg: %V fd:%d n:%z",
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
413 c->number, &addr, c->fd, n);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
414 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
415
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
416 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
417 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
418
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
419 if (ngx_create_udp_connection(c) != NGX_OK) {
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
420 ngx_close_accepted_udp_connection(c);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
421 return;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
422 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
423
7285
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
424 log->data = NULL;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
425 log->handler = NULL;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
426
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
427 ls->handler(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
428
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
429 next:
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
430
7285
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
431 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
432 ev->available -= n;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
433 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
434
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
435 } while (ev->available);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
436 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
437
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
438
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
439 static void
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
440 ngx_close_accepted_udp_connection(ngx_connection_t *c)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
441 {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
442 ngx_free_connection(c);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
443
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
444 c->fd = (ngx_socket_t) -1;
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
445
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
446 if (c->pool) {
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
447 ngx_destroy_pool(c->pool);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
448 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
449
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
450 #if (NGX_STAT_STUB)
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
451 (void) ngx_atomic_fetch_add(ngx_stat_active, -1);
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
452 #endif
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
453 }
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
454
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
455
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
456 static ssize_t
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
457 ngx_udp_shared_recv(ngx_connection_t *c, u_char *buf, size_t size)
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
458 {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
459 ssize_t n;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
460 ngx_buf_t *b;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
461
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
462 if (c->udp == NULL || c->udp->buffer == NULL) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
463 return NGX_AGAIN;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
464 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
465
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
466 b = c->udp->buffer;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
467
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
468 n = ngx_min(b->last - b->pos, (ssize_t) size);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
469
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
470 ngx_memcpy(buf, b->pos, n);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
471
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
472 c->udp->buffer = NULL;
7440
6d4bc025c5a7 Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents: 7393
diff changeset
473
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
474 c->read->ready = 0;
7440
6d4bc025c5a7 Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents: 7393
diff changeset
475 c->read->active = 1;
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
476
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
477 return n;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
478 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
479
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
480
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
481 void
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
482 ngx_udp_rbtree_insert_value(ngx_rbtree_node_t *temp,
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
483 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel)
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
484 {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
485 ngx_int_t rc;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
486 ngx_connection_t *c, *ct;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
487 ngx_rbtree_node_t **p;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
488 ngx_udp_connection_t *udp, *udpt;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
489
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
490 for ( ;; ) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
491
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
492 if (node->key < temp->key) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
493
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
494 p = &temp->left;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
495
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
496 } else if (node->key > temp->key) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
497
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
498 p = &temp->right;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
499
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
500 } else { /* node->key == temp->key */
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
501
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
502 udp = (ngx_udp_connection_t *) node;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
503 c = udp->connection;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
504
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
505 udpt = (ngx_udp_connection_t *) temp;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
506 ct = udpt->connection;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
507
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
508 rc = ngx_memn2cmp(udp->key.data, udpt->key.data,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
509 udp->key.len, udpt->key.len);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
510
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
511 if (rc == 0 && udp->key.len == 0) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
512 rc = ngx_cmp_sockaddr(c->sockaddr, c->socklen,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
513 ct->sockaddr, ct->socklen, 1);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
514 }
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
515
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
516 if (rc == 0 && c->listening->wildcard) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
517 rc = ngx_cmp_sockaddr(c->local_sockaddr, c->local_socklen,
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
518 ct->local_sockaddr, ct->local_socklen, 1);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
519 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
520
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
521 p = (rc < 0) ? &temp->left : &temp->right;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
522 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
523
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
524 if (*p == sentinel) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
525 break;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
526 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
527
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
528 temp = *p;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
529 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
530
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
531 *p = node;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
532 node->parent = temp;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
533 node->left = sentinel;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
534 node->right = sentinel;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
535 ngx_rbt_red(node);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
536 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
537
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
538
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
539 static ngx_int_t
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
540 ngx_create_udp_connection(ngx_connection_t *c)
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
541 {
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
542 ngx_str_t key;
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
543 ngx_pool_cleanup_t *cln;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
544 ngx_udp_connection_t *udp;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
545
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
546 #if (NGX_QUIC)
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
547 if (c->listening->quic) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
548 return NGX_OK;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
549 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
550 #endif
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
551
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
552 if (c->udp) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
553 return NGX_OK;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
554 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
555
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
556 udp = ngx_pcalloc(c->pool, sizeof(ngx_udp_connection_t));
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
557 if (udp == NULL) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
558 return NGX_ERROR;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
559 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
560
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
561 cln = ngx_pool_cleanup_add(c->pool, 0);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
562 if (cln == NULL) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
563 return NGX_ERROR;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
564 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
565
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
566 cln->data = c;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
567 cln->handler = ngx_delete_udp_connection;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
568
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
569 key.len = 0;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
570
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
571 ngx_insert_udp_connection(c, udp, &key);
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
572
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
573 c->udp = udp;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
574
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
575 return NGX_OK;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
576 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
577
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
578
7393
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
579 void
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
580 ngx_insert_udp_connection(ngx_connection_t *c, ngx_udp_connection_t *udp,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
581 ngx_str_t *key)
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
582 {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
583 uint32_t hash;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
584
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
585 ngx_crc32_init(hash);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
586
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
587 ngx_crc32_update(&hash, key->data, key->len);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
588
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
589 if (key->len == 0) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
590 ngx_crc32_update(&hash, (u_char *) c->sockaddr, c->socklen);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
591 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
592
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
593 if (c->listening->wildcard) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
594 ngx_crc32_update(&hash, (u_char *) c->local_sockaddr, c->local_socklen);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
595 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
596
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
597 ngx_crc32_final(hash);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
598
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
599 udp->connection = c;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
600 udp->key = *key;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
601 udp->node.key = hash;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
602
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
603 ngx_rbtree_insert(&c->listening->rbtree, &udp->node);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
604 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
605
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
606
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
607 void
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
608 ngx_delete_udp_connection(void *data)
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
609 {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
610 ngx_connection_t *c = data;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
611
7393
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
612 if (c->udp == NULL) {
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
613 return;
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
614 }
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
615
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
616 ngx_rbtree_delete(&c->listening->rbtree, &c->udp->node);
7391
27559d4a5151 Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents: 7286
diff changeset
617
27559d4a5151 Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents: 7286
diff changeset
618 c->udp = NULL;
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
619 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
620
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
621
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
622 static ngx_connection_t *
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
623 ngx_lookup_udp_connection(ngx_listening_t *ls, ngx_str_t *key,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
624 struct sockaddr *sockaddr, socklen_t socklen,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
625 struct sockaddr *local_sockaddr, socklen_t local_socklen)
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
626 {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
627 uint32_t hash;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
628 ngx_int_t rc;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
629 ngx_connection_t *c;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
630 ngx_rbtree_node_t *node, *sentinel;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
631 ngx_udp_connection_t *udp;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
632
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
633 #if (NGX_HAVE_UNIX_DOMAIN)
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
634
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
635 if (sockaddr->sa_family == AF_UNIX) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
636 struct sockaddr_un *saun = (struct sockaddr_un *) sockaddr;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
637
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
638 if (socklen <= (socklen_t) offsetof(struct sockaddr_un, sun_path)
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
639 || saun->sun_path[0] == '\0')
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
640 {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
641 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0,
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
642 "unbound unix socket");
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
643 return NULL;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
644 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
645 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
646
7285
88a624c9b491 Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff changeset
647 #endif
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
648
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
649 node = ls->rbtree.root;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
650 sentinel = ls->rbtree.sentinel;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
651
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
652 ngx_crc32_init(hash);
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
653
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
654 ngx_crc32_update(&hash, key->data, key->len);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
655
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
656 if (key->len == 0) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
657 ngx_crc32_update(&hash, (u_char *) sockaddr, socklen);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
658 }
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
659
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
660 if (ls->wildcard) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
661 ngx_crc32_update(&hash, (u_char *) local_sockaddr, local_socklen);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
662 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
663
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
664 ngx_crc32_final(hash);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
665
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
666 while (node != sentinel) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
667
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
668 if (hash < node->key) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
669 node = node->left;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
670 continue;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
671 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
672
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
673 if (hash > node->key) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
674 node = node->right;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
675 continue;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
676 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
677
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
678 /* hash == node->key */
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
679
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
680 udp = (ngx_udp_connection_t *) node;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
681
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
682 c = udp->connection;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
683
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
684 rc = ngx_memn2cmp(key->data, udp->key.data, key->len, udp->key.len);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
685
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
686 if (rc == 0 && key->len == 0) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
687 rc = ngx_cmp_sockaddr(sockaddr, socklen,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
688 c->sockaddr, c->socklen, 1);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
689 }
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
690
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
691 if (rc == 0 && ls->wildcard) {
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
692 rc = ngx_cmp_sockaddr(local_sockaddr, local_socklen,
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
693 c->local_sockaddr, c->local_socklen, 1);
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
694 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
695
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
696 if (rc == 0) {
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
697 if (key->len) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
698 rc = ngx_cmp_sockaddr(sockaddr, socklen,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
699 c->sockaddr, c->socklen, 1);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
700
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
701 if (rc) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
702 #if (NGX_DEBUG)
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
703 if (c->log->log_level & NGX_LOG_DEBUG_EVENT) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
704 ngx_str_t addr;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
705 u_char text[NGX_SOCKADDR_STRLEN];
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
706
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
707 addr.data = text;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
708 addr.len = ngx_sock_ntop(sockaddr, socklen, text,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
709 NGX_SOCKADDR_STRLEN, 1);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
710
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
711 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
712 "client migrated to %V", &addr);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
713 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
714 #endif
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
715
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
716 ngx_memcpy(c->sockaddr, sockaddr, socklen);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
717 c->socklen = socklen;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
718 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
719 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 7440
diff changeset
720
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
721 return c;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
722 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
723
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
724 node = (rc < 0) ? node->left : node->right;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
725 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
726
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
727 return NULL;
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
728 }
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
729
7393
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
730 #else
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
731
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
732 void
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
733 ngx_delete_udp_connection(void *data)
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
734 {
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
735 return;
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
736 }
4698cede59ff Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents: 7391
diff changeset
737
7286
d27aa9060c95 Stream: udp streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7285
diff changeset
738 #endif