Mercurial > hg > nginx
annotate src/event/ngx_event_udp.c @ 8628:45db1b5c1706 quic
QUIC: connection multiplexing per port.
Also, connection migration within a single worker is implemented.
| author | Roman Arutyunyan <arut@nginx.com> |
|---|---|
| date | Wed, 11 Nov 2020 11:57:50 +0000 |
| parents | 6d4bc025c5a7 |
| children | d62a16fff3a4 |
| rev | line source |
|---|---|
|
7285
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
1 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
2 /* |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
3 * Copyright (C) Roman Arutyunyan |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
4 * Copyright (C) Nginx, Inc. |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
5 */ |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
6 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
7 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
8 #include <ngx_config.h> |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
9 #include <ngx_core.h> |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
10 #include <ngx_event.h> |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
11 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
12 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
13 #if !(NGX_WIN32) |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
14 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
15 static void ngx_close_accepted_udp_connection(ngx_connection_t *c); |
| 7286 | 16 static ssize_t ngx_udp_shared_recv(ngx_connection_t *c, u_char *buf, |
| 17 size_t size); | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
18 static ngx_int_t ngx_create_udp_connection(ngx_connection_t *c); |
| 7286 | 19 static ngx_connection_t *ngx_lookup_udp_connection(ngx_listening_t *ls, |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
20 ngx_str_t *key, struct sockaddr *sockaddr, socklen_t socklen, |
| 7286 | 21 struct sockaddr *local_sockaddr, socklen_t local_socklen); |
|
7285
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
22 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
23 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
24 void |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
25 ngx_event_recvmsg(ngx_event_t *ev) |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
26 { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
27 ssize_t n; |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
28 ngx_str_t key; |
| 7286 | 29 ngx_buf_t buf; |
|
7285
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
30 ngx_log_t *log; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
31 ngx_err_t err; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
32 socklen_t 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
|
33 ngx_event_t *rev, *wev; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
34 struct iovec iov[1]; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
35 struct msghdr msg; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
36 ngx_sockaddr_t sa, lsa; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
37 struct sockaddr *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
|
38 ngx_listening_t *ls; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
39 ngx_event_conf_t *ecf; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
40 ngx_connection_t *c, *lc; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
41 static u_char buffer[65535]; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
42 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
43 #if (NGX_HAVE_MSGHDR_MSG_CONTROL) |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
44 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
45 #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
|
46 u_char msg_control[CMSG_SPACE(sizeof(struct in_addr))]; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
47 #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
|
48 u_char msg_control[CMSG_SPACE(sizeof(struct in_pktinfo))]; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
49 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
50 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
51 #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
|
52 u_char msg_control6[CMSG_SPACE(sizeof(struct in6_pktinfo))]; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
53 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
54 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
55 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
56 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
57 if (ev->timedout) { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
58 if (ngx_enable_accept_events((ngx_cycle_t *) ngx_cycle) != NGX_OK) { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
59 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
60 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
61 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
62 ev->timedout = 0; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
63 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
64 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
65 ecf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_event_core_module); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
66 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
67 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
|
68 ev->available = ecf->multi_accept; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
69 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
70 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
71 lc = ev->data; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
72 ls = lc->listening; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
73 ev->ready = 0; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
74 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
75 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
76 "recvmsg on %V, ready: %d", &ls->addr_text, ev->available); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
77 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
78 do { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
79 ngx_memzero(&msg, sizeof(struct msghdr)); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
80 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
81 iov[0].iov_base = (void *) buffer; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
82 iov[0].iov_len = sizeof(buffer); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
83 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
84 msg.msg_name = &sa; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
85 msg.msg_namelen = sizeof(ngx_sockaddr_t); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
86 msg.msg_iov = iov; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
87 msg.msg_iovlen = 1; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
88 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
89 #if (NGX_HAVE_MSGHDR_MSG_CONTROL) |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
90 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
91 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
|
92 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
93 #if (NGX_HAVE_IP_RECVDSTADDR || 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
|
94 if (ls->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
|
95 msg.msg_control = &msg_control; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
96 msg.msg_controllen = sizeof(msg_control); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
97 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
98 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
99 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
100 #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
|
101 if (ls->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
|
102 msg.msg_control = &msg_control6; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
103 msg.msg_controllen = sizeof(msg_control6); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
104 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
105 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
106 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
107 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
108 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
109 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
110 n = recvmsg(lc->fd, &msg, 0); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
111 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
112 if (n == -1) { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
113 err = ngx_socket_errno; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
114 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
115 if (err == NGX_EAGAIN) { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
116 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, err, |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
117 "recvmsg() not ready"); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
118 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
119 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
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 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.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
122 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
123 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
124 } |
|
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 #if (NGX_HAVE_MSGHDR_MSG_CONTROL) |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
127 if (msg.msg_flags & (MSG_TRUNC|MSG_CTRUNC)) { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
128 ngx_log_error(NGX_LOG_ALERT, ev->log, 0, |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
129 "recvmsg() truncated data"); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
130 continue; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
131 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
132 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
133 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
134 sockaddr = msg.msg_name; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
135 socklen = msg.msg_namelen; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
136 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
137 if (socklen > (socklen_t) sizeof(ngx_sockaddr_t)) { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
138 socklen = sizeof(ngx_sockaddr_t); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
139 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
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 if (socklen == 0) { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
142 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
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 * on Linux recvmsg() returns zero msg_namelen |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
145 * when receiving packets from unbound AF_UNIX sockets |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
146 */ |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
147 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
148 socklen = sizeof(struct sockaddr); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
149 ngx_memzero(&sa, sizeof(struct sockaddr)); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
150 sa.sockaddr.sa_family = ls->sockaddr->sa_family; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
151 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
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 local_sockaddr = ls->sockaddr; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
154 local_socklen = ls->socklen; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
155 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
156 #if (NGX_HAVE_MSGHDR_MSG_CONTROL) |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
157 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
158 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
|
159 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
|
160 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
161 ngx_memcpy(&lsa, local_sockaddr, local_socklen); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
162 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
|
163 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
164 for (cmsg = CMSG_FIRSTHDR(&msg); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
165 cmsg != NULL; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
166 cmsg = CMSG_NXTHDR(&msg, cmsg)) |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
167 { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
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 #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
|
170 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
171 if (cmsg->cmsg_level == IPPROTO_IP |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
172 && cmsg->cmsg_type == IP_RECVDSTADDR |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
173 && 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
|
174 { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
175 struct in_addr *addr; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
176 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
|
177 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
178 addr = (struct in_addr *) 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
|
179 sin = (struct sockaddr_in *) local_sockaddr; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
180 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
|
181 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
182 break; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
183 } |
|
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 #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
|
186 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
187 if (cmsg->cmsg_level == IPPROTO_IP |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
188 && 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
|
189 && 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
|
190 { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
191 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
|
192 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
|
193 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
194 pkt = (struct in_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
|
195 sin = (struct sockaddr_in *) local_sockaddr; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
196 sin->sin_addr = pkt->ipi_addr; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
197 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
198 break; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
199 } |
|
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 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
202 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
203 #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
|
204 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
205 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
|
206 && 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
|
207 && 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
|
208 { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
209 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
|
210 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
|
211 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
212 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
|
213 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
|
214 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
|
215 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
216 break; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
217 } |
|
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 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
220 |
|
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 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
225 |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
226 ngx_str_null(&key); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
227 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
228 #if (NGX_QUIC) |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
229 if (ls->quic) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
230 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
|
231 goto next; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
232 } |
|
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 #endif |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
235 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
236 c = ngx_lookup_udp_connection(ls, &key, sockaddr, socklen, |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
237 local_sockaddr, local_socklen); |
| 7286 | 238 |
| 239 if (c) { | |
| 240 | |
| 241 #if (NGX_DEBUG) | |
| 242 if (c->log->log_level & NGX_LOG_DEBUG_EVENT) { | |
| 243 ngx_log_handler_pt handler; | |
| 244 | |
| 245 handler = c->log->handler; | |
| 246 c->log->handler = NULL; | |
| 247 | |
| 248 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
| 249 "recvmsg: fd:%d n:%z", c->fd, n); | |
| 250 | |
| 251 c->log->handler = handler; | |
| 252 } | |
| 253 #endif | |
| 254 | |
| 255 ngx_memzero(&buf, sizeof(ngx_buf_t)); | |
| 256 | |
| 257 buf.pos = buffer; | |
| 258 buf.last = buffer + n; | |
| 259 | |
| 260 rev = c->read; | |
| 261 | |
| 262 c->udp->buffer = &buf; | |
|
7440
6d4bc025c5a7
Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents:
7393
diff
changeset
|
263 |
| 7286 | 264 rev->ready = 1; |
|
7440
6d4bc025c5a7
Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents:
7393
diff
changeset
|
265 rev->active = 0; |
| 7286 | 266 |
| 267 rev->handler(rev); | |
| 268 | |
|
7391
27559d4a5151
Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents:
7286
diff
changeset
|
269 if (c->udp) { |
|
27559d4a5151
Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents:
7286
diff
changeset
|
270 c->udp->buffer = NULL; |
|
27559d4a5151
Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents:
7286
diff
changeset
|
271 } |
|
27559d4a5151
Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents:
7286
diff
changeset
|
272 |
| 7286 | 273 rev->ready = 0; |
|
7440
6d4bc025c5a7
Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents:
7393
diff
changeset
|
274 rev->active = 1; |
| 7286 | 275 |
| 276 goto next; | |
| 277 } | |
| 278 | |
|
7285
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
279 #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
|
280 (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
|
281 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
282 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
283 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
|
284 - 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
|
285 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
286 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
|
287 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
|
288 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
289 } |
|
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 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
|
292 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
|
293 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
|
294 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
295 #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
|
296 (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
|
297 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
298 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
299 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
|
300 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
|
301 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
|
302 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
303 } |
|
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 c->sockaddr = ngx_palloc(c->pool, socklen); |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
306 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
|
307 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
|
308 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
309 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
310 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
311 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
|
312 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
313 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
|
314 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
|
315 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
|
316 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
317 } |
|
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 *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
|
320 |
| 7286 | 321 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
|
322 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
|
323 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
|
324 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
325 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
|
326 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
|
327 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
|
328 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
329 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
|
330 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
|
331 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
|
332 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
|
333 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
334 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
335 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
336 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
|
337 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
338 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
339 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
|
340 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
|
341 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
342 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
|
343 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
|
344 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
|
345 return; |
|
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->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
|
349 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
350 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
|
351 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
|
352 |
|
7440
6d4bc025c5a7
Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents:
7393
diff
changeset
|
353 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
|
354 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
|
355 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
356 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
|
357 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
|
358 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
359 /* |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
360 * 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
|
361 * 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
|
362 * |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
363 * 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
|
364 * - 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
|
365 * 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
|
366 */ |
|
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 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
|
369 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
370 #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
|
371 (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
|
372 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
373 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
374 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
|
375 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
|
376 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
|
377 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
|
378 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
379 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
380 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
381 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
|
382 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
|
383 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
|
384 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
|
385 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
|
386 return; |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
387 } |
|
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 #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
|
391 { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
392 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
|
393 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
|
394 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
395 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
|
396 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
397 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
|
398 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
|
399 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
|
400 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
|
401 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
402 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
|
403 "*%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
|
404 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
|
405 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
406 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
407 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
408 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
409 |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
410 if (ngx_create_udp_connection(c) != NGX_OK) { |
| 7286 | 411 ngx_close_accepted_udp_connection(c); |
| 412 return; | |
| 413 } | |
| 414 | |
|
7285
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
415 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
|
416 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
|
417 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
418 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
|
419 |
| 7286 | 420 next: |
| 421 | |
|
7285
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
422 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
|
423 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
|
424 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
425 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
426 } 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
|
427 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
428 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
429 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
430 static void |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
431 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
|
432 { |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
433 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
|
434 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
435 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
|
436 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
437 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
|
438 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
|
439 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
440 |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
441 #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
|
442 (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
|
443 #endif |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
444 } |
|
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
445 |
| 7286 | 446 |
| 447 static ssize_t | |
| 448 ngx_udp_shared_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
| 449 { | |
| 450 ssize_t n; | |
| 451 ngx_buf_t *b; | |
| 452 | |
| 453 if (c->udp == NULL || c->udp->buffer == NULL) { | |
| 454 return NGX_AGAIN; | |
| 455 } | |
| 456 | |
| 457 b = c->udp->buffer; | |
| 458 | |
| 459 n = ngx_min(b->last - b->pos, (ssize_t) size); | |
| 460 | |
| 461 ngx_memcpy(buf, b->pos, n); | |
| 462 | |
| 463 c->udp->buffer = NULL; | |
|
7440
6d4bc025c5a7
Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents:
7393
diff
changeset
|
464 |
| 7286 | 465 c->read->ready = 0; |
|
7440
6d4bc025c5a7
Prevented scheduling events on a shared connection.
Roman Arutyunyan <arut@nginx.com>
parents:
7393
diff
changeset
|
466 c->read->active = 1; |
| 7286 | 467 |
| 468 return n; | |
| 469 } | |
| 470 | |
| 471 | |
| 472 void | |
| 473 ngx_udp_rbtree_insert_value(ngx_rbtree_node_t *temp, | |
| 474 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
| 475 { | |
| 476 ngx_int_t rc; | |
| 477 ngx_connection_t *c, *ct; | |
| 478 ngx_rbtree_node_t **p; | |
| 479 ngx_udp_connection_t *udp, *udpt; | |
| 480 | |
| 481 for ( ;; ) { | |
| 482 | |
| 483 if (node->key < temp->key) { | |
| 484 | |
| 485 p = &temp->left; | |
| 486 | |
| 487 } else if (node->key > temp->key) { | |
| 488 | |
| 489 p = &temp->right; | |
| 490 | |
| 491 } else { /* node->key == temp->key */ | |
| 492 | |
| 493 udp = (ngx_udp_connection_t *) node; | |
| 494 c = udp->connection; | |
| 495 | |
| 496 udpt = (ngx_udp_connection_t *) temp; | |
| 497 ct = udpt->connection; | |
| 498 | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
499 rc = ngx_memn2cmp(udp->key.data, udpt->key.data, |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
500 udp->key.len, udpt->key.len); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
501 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
502 if (rc == 0 && udp->key.len == 0) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
503 rc = ngx_cmp_sockaddr(c->sockaddr, c->socklen, |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
504 ct->sockaddr, ct->socklen, 1); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
505 } |
| 7286 | 506 |
| 507 if (rc == 0 && c->listening->wildcard) { | |
| 508 rc = ngx_cmp_sockaddr(c->local_sockaddr, c->local_socklen, | |
| 509 ct->local_sockaddr, ct->local_socklen, 1); | |
| 510 } | |
| 511 | |
| 512 p = (rc < 0) ? &temp->left : &temp->right; | |
| 513 } | |
| 514 | |
| 515 if (*p == sentinel) { | |
| 516 break; | |
| 517 } | |
| 518 | |
| 519 temp = *p; | |
| 520 } | |
| 521 | |
| 522 *p = node; | |
| 523 node->parent = temp; | |
| 524 node->left = sentinel; | |
| 525 node->right = sentinel; | |
| 526 ngx_rbt_red(node); | |
| 527 } | |
| 528 | |
| 529 | |
| 530 static ngx_int_t | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
531 ngx_create_udp_connection(ngx_connection_t *c) |
| 7286 | 532 { |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
533 ngx_str_t key; |
| 7286 | 534 ngx_pool_cleanup_t *cln; |
| 535 ngx_udp_connection_t *udp; | |
| 536 | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
537 #if (NGX_QUIC) |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
538 if (c->listening->quic) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
539 return NGX_OK; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
540 } |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
541 #endif |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
542 |
| 7286 | 543 if (c->udp) { |
| 544 return NGX_OK; | |
| 545 } | |
| 546 | |
| 547 udp = ngx_pcalloc(c->pool, sizeof(ngx_udp_connection_t)); | |
| 548 if (udp == NULL) { | |
| 549 return NGX_ERROR; | |
| 550 } | |
| 551 | |
| 552 cln = ngx_pool_cleanup_add(c->pool, 0); | |
| 553 if (cln == NULL) { | |
| 554 return NGX_ERROR; | |
| 555 } | |
| 556 | |
| 557 cln->data = c; | |
| 558 cln->handler = ngx_delete_udp_connection; | |
| 559 | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
560 key.len = 0; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
561 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
562 ngx_insert_udp_connection(c, udp, &key); |
| 7286 | 563 |
| 564 c->udp = udp; | |
| 565 | |
| 566 return NGX_OK; | |
| 567 } | |
| 568 | |
| 569 | |
|
7393
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
570 void |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
571 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
|
572 ngx_str_t *key) |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
573 { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
574 uint32_t hash; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
575 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
576 ngx_crc32_init(hash); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
577 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
578 ngx_crc32_update(&hash, key->data, key->len); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
579 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
580 if (key->len == 0) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
581 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
|
582 } |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
583 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
584 if (c->listening->wildcard) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
585 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
|
586 } |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
587 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
588 ngx_crc32_final(hash); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
589 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
590 udp->connection = c; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
591 udp->key = *key; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
592 udp->node.key = hash; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
593 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
594 ngx_rbtree_insert(&c->listening->rbtree, &udp->node); |
|
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 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
598 void |
| 7286 | 599 ngx_delete_udp_connection(void *data) |
| 600 { | |
| 601 ngx_connection_t *c = data; | |
| 602 | |
|
7393
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
603 if (c->udp == NULL) { |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
604 return; |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
605 } |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
606 |
| 7286 | 607 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
|
608 |
|
27559d4a5151
Stream: fixed possible use of a freed connection.
Vladimir Homutov <vl@nginx.com>
parents:
7286
diff
changeset
|
609 c->udp = NULL; |
| 7286 | 610 } |
| 611 | |
| 612 | |
| 613 static ngx_connection_t * | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
614 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
|
615 struct sockaddr *sockaddr, socklen_t socklen, |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
616 struct sockaddr *local_sockaddr, socklen_t local_socklen) |
| 7286 | 617 { |
| 618 uint32_t hash; | |
| 619 ngx_int_t rc; | |
| 620 ngx_connection_t *c; | |
| 621 ngx_rbtree_node_t *node, *sentinel; | |
| 622 ngx_udp_connection_t *udp; | |
| 623 | |
| 624 #if (NGX_HAVE_UNIX_DOMAIN) | |
| 625 | |
| 626 if (sockaddr->sa_family == AF_UNIX) { | |
| 627 struct sockaddr_un *saun = (struct sockaddr_un *) sockaddr; | |
| 628 | |
| 629 if (socklen <= (socklen_t) offsetof(struct sockaddr_un, sun_path) | |
| 630 || saun->sun_path[0] == '\0') | |
| 631 { | |
| 632 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0, | |
| 633 "unbound unix socket"); | |
| 634 return NULL; | |
| 635 } | |
| 636 } | |
| 637 | |
|
7285
88a624c9b491
Events: moved ngx_recvmsg() to new file src/event/ngx_event_udp.c.
Roman Arutyunyan <arut@nginx.com>
parents:
diff
changeset
|
638 #endif |
| 7286 | 639 |
| 640 node = ls->rbtree.root; | |
| 641 sentinel = ls->rbtree.sentinel; | |
| 642 | |
| 643 ngx_crc32_init(hash); | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
644 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
645 ngx_crc32_update(&hash, key->data, key->len); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
646 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
647 if (key->len == 0) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
648 ngx_crc32_update(&hash, (u_char *) sockaddr, socklen); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
649 } |
| 7286 | 650 |
| 651 if (ls->wildcard) { | |
| 652 ngx_crc32_update(&hash, (u_char *) local_sockaddr, local_socklen); | |
| 653 } | |
| 654 | |
| 655 ngx_crc32_final(hash); | |
| 656 | |
| 657 while (node != sentinel) { | |
| 658 | |
| 659 if (hash < node->key) { | |
| 660 node = node->left; | |
| 661 continue; | |
| 662 } | |
| 663 | |
| 664 if (hash > node->key) { | |
| 665 node = node->right; | |
| 666 continue; | |
| 667 } | |
| 668 | |
| 669 /* hash == node->key */ | |
| 670 | |
| 671 udp = (ngx_udp_connection_t *) node; | |
| 672 | |
| 673 c = udp->connection; | |
| 674 | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
675 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
|
676 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
677 if (rc == 0 && key->len == 0) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
678 rc = ngx_cmp_sockaddr(sockaddr, socklen, |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
679 c->sockaddr, c->socklen, 1); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
680 } |
| 7286 | 681 |
| 682 if (rc == 0 && ls->wildcard) { | |
| 683 rc = ngx_cmp_sockaddr(local_sockaddr, local_socklen, | |
| 684 c->local_sockaddr, c->local_socklen, 1); | |
| 685 } | |
| 686 | |
| 687 if (rc == 0) { | |
|
8628
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
688 if (key->len) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
689 rc = ngx_cmp_sockaddr(sockaddr, socklen, |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
690 c->sockaddr, c->socklen, 1); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
691 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
692 if (rc) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
693 #if (NGX_DEBUG) |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
694 if (c->log->log_level & NGX_LOG_DEBUG_EVENT) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
695 ngx_str_t addr; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
696 u_char text[NGX_SOCKADDR_STRLEN]; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
697 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
698 addr.data = text; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
699 addr.len = ngx_sock_ntop(sockaddr, socklen, text, |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
700 NGX_SOCKADDR_STRLEN, 1); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
701 |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
702 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
|
703 "client migrated to %V", &addr); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
704 } |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
705 #endif |
|
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 if (c->socklen < socklen) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
708 c->sockaddr = ngx_palloc(c->pool, socklen); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
709 if (c->sockaddr == NULL) { |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
710 return c; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
711 } |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
712 } |
|
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 ngx_memcpy(c->sockaddr, sockaddr, socklen); |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
715 c->socklen = socklen; |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
716 } |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
717 } |
|
45db1b5c1706
QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents:
7440
diff
changeset
|
718 |
| 7286 | 719 return c; |
| 720 } | |
| 721 | |
| 722 node = (rc < 0) ? node->left : node->right; | |
| 723 } | |
| 724 | |
| 725 return NULL; | |
| 726 } | |
| 727 | |
|
7393
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
728 #else |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
729 |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
730 void |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
731 ngx_delete_udp_connection(void *data) |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
732 { |
|
4698cede59ff
Stream: proxy_requests directive.
Vladimir Homutov <vl@nginx.com>
parents:
7391
diff
changeset
|
733 return; |
|
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 |
| 7286 | 736 #endif |