Mercurial > hg > nginx
changeset 7371:8b68d50090e4
Upstream: proxy_socket_keepalive and friends.
The directives enable the use of the SO_KEEPALIVE option on
upstream connections. By default, the value is left unchanged.
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Wed, 03 Oct 2018 14:08:51 +0300 |
parents | aa1c9f846567 |
children | ed8738b1c7c4 |
files | src/event/ngx_event_connect.c src/event/ngx_event_connect.h src/http/modules/ngx_http_fastcgi_module.c src/http/modules/ngx_http_grpc_module.c src/http/modules/ngx_http_memcached_module.c src/http/modules/ngx_http_proxy_module.c src/http/modules/ngx_http_scgi_module.c src/http/modules/ngx_http_uwsgi_module.c src/http/ngx_http_upstream.c src/http/ngx_http_upstream.h src/stream/ngx_stream_proxy_module.c |
diffstat | 11 files changed, 101 insertions(+), 1 deletions(-) [+] |
line wrap: on
line diff
--- a/src/event/ngx_event_connect.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/event/ngx_event_connect.c Wed Oct 03 14:08:51 2018 +0300 @@ -20,7 +20,7 @@ ngx_int_t ngx_event_connect_peer(ngx_peer_connection_t *pc) { - int rc, type; + int rc, type, value; #if (NGX_HAVE_IP_BIND_ADDRESS_NO_PORT || NGX_LINUX) in_port_t port; #endif @@ -73,6 +73,18 @@ } } + if (pc->so_keepalive) { + value = 1; + + if (setsockopt(s, SOL_SOCKET, SO_KEEPALIVE, + (const void *) &value, sizeof(int)) + == -1) + { + ngx_log_error(NGX_LOG_ALERT, pc->log, ngx_socket_errno, + "setsockopt(SO_KEEPALIVE) failed, ignored"); + } + } + if (ngx_nonblocking(s) == -1) { ngx_log_error(NGX_LOG_ALERT, pc->log, ngx_socket_errno, ngx_nonblocking_n " failed");
--- a/src/event/ngx_event_connect.h Wed Oct 03 17:02:44 2018 +0300 +++ b/src/event/ngx_event_connect.h Wed Oct 03 14:08:51 2018 +0300 @@ -62,6 +62,7 @@ unsigned cached:1; unsigned transparent:1; + unsigned so_keepalive:1; /* ngx_connection_log_error_e */ unsigned log_error:2;
--- a/src/http/modules/ngx_http_fastcgi_module.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/modules/ngx_http_fastcgi_module.c Wed Oct 03 14:08:51 2018 +0300 @@ -286,6 +286,13 @@ offsetof(ngx_http_fastcgi_loc_conf_t, upstream.local), NULL }, + { ngx_string("fastcgi_socket_keepalive"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, + ngx_conf_set_flag_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_fastcgi_loc_conf_t, upstream.socket_keepalive), + NULL }, + { ngx_string("fastcgi_connect_timeout"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, ngx_conf_set_msec_slot, @@ -2721,6 +2728,7 @@ conf->upstream.force_ranges = NGX_CONF_UNSET; conf->upstream.local = NGX_CONF_UNSET_PTR; + conf->upstream.socket_keepalive = NGX_CONF_UNSET; conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; @@ -2824,6 +2832,9 @@ ngx_conf_merge_ptr_value(conf->upstream.local, prev->upstream.local, NULL); + ngx_conf_merge_value(conf->upstream.socket_keepalive, + prev->upstream.socket_keepalive, 0); + ngx_conf_merge_msec_value(conf->upstream.connect_timeout, prev->upstream.connect_timeout, 60000);
--- a/src/http/modules/ngx_http_grpc_module.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/modules/ngx_http_grpc_module.c Wed Oct 03 14:08:51 2018 +0300 @@ -248,6 +248,13 @@ offsetof(ngx_http_grpc_loc_conf_t, upstream.local), NULL }, + { ngx_string("grpc_socket_keepalive"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, + ngx_conf_set_flag_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_grpc_loc_conf_t, upstream.socket_keepalive), + NULL }, + { ngx_string("grpc_connect_timeout"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, ngx_conf_set_msec_slot, @@ -4150,6 +4157,7 @@ */ conf->upstream.local = NGX_CONF_UNSET_PTR; + conf->upstream.socket_keepalive = NGX_CONF_UNSET; conf->upstream.next_upstream_tries = NGX_CONF_UNSET_UINT; conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; @@ -4205,6 +4213,9 @@ ngx_conf_merge_ptr_value(conf->upstream.local, prev->upstream.local, NULL); + ngx_conf_merge_value(conf->upstream.socket_keepalive, + prev->upstream.socket_keepalive, 0); + ngx_conf_merge_uint_value(conf->upstream.next_upstream_tries, prev->upstream.next_upstream_tries, 0);
--- a/src/http/modules/ngx_http_memcached_module.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/modules/ngx_http_memcached_module.c Wed Oct 03 14:08:51 2018 +0300 @@ -67,6 +67,13 @@ offsetof(ngx_http_memcached_loc_conf_t, upstream.local), NULL }, + { ngx_string("memcached_socket_keepalive"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, + ngx_conf_set_flag_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_memcached_loc_conf_t, upstream.socket_keepalive), + NULL }, + { ngx_string("memcached_connect_timeout"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, ngx_conf_set_msec_slot, @@ -595,6 +602,7 @@ */ conf->upstream.local = NGX_CONF_UNSET_PTR; + conf->upstream.socket_keepalive = NGX_CONF_UNSET; conf->upstream.next_upstream_tries = NGX_CONF_UNSET_UINT; conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; @@ -634,6 +642,9 @@ ngx_conf_merge_ptr_value(conf->upstream.local, prev->upstream.local, NULL); + ngx_conf_merge_value(conf->upstream.socket_keepalive, + prev->upstream.socket_keepalive, 0); + ngx_conf_merge_uint_value(conf->upstream.next_upstream_tries, prev->upstream.next_upstream_tries, 0);
--- a/src/http/modules/ngx_http_proxy_module.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/modules/ngx_http_proxy_module.c Wed Oct 03 14:08:51 2018 +0300 @@ -324,6 +324,13 @@ offsetof(ngx_http_proxy_loc_conf_t, upstream.local), NULL }, + { ngx_string("proxy_socket_keepalive"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, + ngx_conf_set_flag_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_proxy_loc_conf_t, upstream.socket_keepalive), + NULL }, + { ngx_string("proxy_connect_timeout"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, ngx_conf_set_msec_slot, @@ -2833,6 +2840,7 @@ conf->upstream.force_ranges = NGX_CONF_UNSET; conf->upstream.local = NGX_CONF_UNSET_PTR; + conf->upstream.socket_keepalive = NGX_CONF_UNSET; conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; @@ -2953,6 +2961,9 @@ ngx_conf_merge_ptr_value(conf->upstream.local, prev->upstream.local, NULL); + ngx_conf_merge_value(conf->upstream.socket_keepalive, + prev->upstream.socket_keepalive, 0); + ngx_conf_merge_msec_value(conf->upstream.connect_timeout, prev->upstream.connect_timeout, 60000);
--- a/src/http/modules/ngx_http_scgi_module.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/modules/ngx_http_scgi_module.c Wed Oct 03 14:08:51 2018 +0300 @@ -143,6 +143,13 @@ offsetof(ngx_http_scgi_loc_conf_t, upstream.local), NULL }, + { ngx_string("scgi_socket_keepalive"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, + ngx_conf_set_flag_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_scgi_loc_conf_t, upstream.socket_keepalive), + NULL }, + { ngx_string("scgi_connect_timeout"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, ngx_conf_set_msec_slot, @@ -1200,6 +1207,7 @@ conf->upstream.force_ranges = NGX_CONF_UNSET; conf->upstream.local = NGX_CONF_UNSET_PTR; + conf->upstream.socket_keepalive = NGX_CONF_UNSET; conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; @@ -1298,6 +1306,9 @@ ngx_conf_merge_ptr_value(conf->upstream.local, prev->upstream.local, NULL); + ngx_conf_merge_value(conf->upstream.socket_keepalive, + prev->upstream.socket_keepalive, 0); + ngx_conf_merge_msec_value(conf->upstream.connect_timeout, prev->upstream.connect_timeout, 60000);
--- a/src/http/modules/ngx_http_uwsgi_module.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/modules/ngx_http_uwsgi_module.c Wed Oct 03 14:08:51 2018 +0300 @@ -204,6 +204,13 @@ offsetof(ngx_http_uwsgi_loc_conf_t, upstream.local), NULL }, + { ngx_string("uwsgi_socket_keepalive"), + NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, + ngx_conf_set_flag_slot, + NGX_HTTP_LOC_CONF_OFFSET, + offsetof(ngx_http_uwsgi_loc_conf_t, upstream.socket_keepalive), + NULL }, + { ngx_string("uwsgi_connect_timeout"), NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, ngx_conf_set_msec_slot, @@ -1413,6 +1420,7 @@ conf->upstream.force_ranges = NGX_CONF_UNSET; conf->upstream.local = NGX_CONF_UNSET_PTR; + conf->upstream.socket_keepalive = NGX_CONF_UNSET; conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; @@ -1519,6 +1527,9 @@ ngx_conf_merge_ptr_value(conf->upstream.local, prev->upstream.local, NULL); + ngx_conf_merge_value(conf->upstream.socket_keepalive, + prev->upstream.socket_keepalive, 0); + ngx_conf_merge_msec_value(conf->upstream.connect_timeout, prev->upstream.connect_timeout, 60000);
--- a/src/http/ngx_http_upstream.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/ngx_http_upstream.c Wed Oct 03 14:08:51 2018 +0300 @@ -628,6 +628,10 @@ return; } + if (u->conf->socket_keepalive) { + u->peer.so_keepalive = 1; + } + clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); u->output.alignment = clcf->directio_alignment;
--- a/src/http/ngx_http_upstream.h Wed Oct 03 17:02:44 2018 +0300 +++ b/src/http/ngx_http_upstream.h Wed Oct 03 14:08:51 2018 +0300 @@ -188,6 +188,7 @@ ngx_array_t *pass_headers; ngx_http_upstream_local_t *local; + ngx_flag_t socket_keepalive; #if (NGX_HTTP_CACHE) ngx_shm_zone_t *cache_zone;
--- a/src/stream/ngx_stream_proxy_module.c Wed Oct 03 17:02:44 2018 +0300 +++ b/src/stream/ngx_stream_proxy_module.c Wed Oct 03 14:08:51 2018 +0300 @@ -31,6 +31,7 @@ ngx_flag_t next_upstream; ngx_flag_t proxy_protocol; ngx_stream_upstream_local_t *local; + ngx_flag_t socket_keepalive; #if (NGX_STREAM_SSL) ngx_flag_t ssl_enable; @@ -136,6 +137,13 @@ 0, NULL }, + { ngx_string("proxy_socket_keepalive"), + NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, + ngx_conf_set_flag_slot, + NGX_STREAM_SRV_CONF_OFFSET, + offsetof(ngx_stream_proxy_srv_conf_t, socket_keepalive), + NULL }, + { ngx_string("proxy_connect_timeout"), NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, ngx_conf_set_msec_slot, @@ -388,6 +396,10 @@ return; } + if (pscf->socket_keepalive) { + u->peer.so_keepalive = 1; + } + u->peer.type = c->type; u->start_sec = ngx_time(); @@ -1898,6 +1910,7 @@ conf->next_upstream = NGX_CONF_UNSET; conf->proxy_protocol = NGX_CONF_UNSET; conf->local = NGX_CONF_UNSET_PTR; + conf->socket_keepalive = NGX_CONF_UNSET; #if (NGX_STREAM_SSL) conf->ssl_enable = NGX_CONF_UNSET; @@ -1948,6 +1961,9 @@ ngx_conf_merge_ptr_value(conf->local, prev->local, NULL); + ngx_conf_merge_value(conf->socket_keepalive, + prev->socket_keepalive, 0); + #if (NGX_STREAM_SSL) ngx_conf_merge_value(conf->ssl_enable, prev->ssl_enable, 0);