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-rwxr-xr-xauto/unix12
-rw-r--r--src/core/ngx_connection.c32
-rw-r--r--src/core/ngx_connection.h4
-rw-r--r--src/http/ngx_http.c4
-rw-r--r--src/http/ngx_http_core_module.c23
-rw-r--r--src/http/ngx_http_core_module.h3
6 files changed, 78 insertions, 0 deletions
diff --git a/auto/unix b/auto/unix
index 4dbdbe0c0..10fd3d293 100755
--- a/auto/unix
+++ b/auto/unix
@@ -344,6 +344,18 @@ ngx_feature_test="setsockopt(0, IPPROTO_TCP, TCP_KEEPIDLE, NULL, 0);
. auto/feature
+ngx_feature="TCP_FASTOPEN"
+ngx_feature_name="NGX_HAVE_TCP_FASTOPEN"
+ngx_feature_run=no
+ngx_feature_incs="#include <sys/socket.h>
+ #include <netinet/in.h>
+ #include <netinet/tcp.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="setsockopt(0, IPPROTO_TCP, TCP_FASTOPEN, NULL, 0)"
+. auto/feature
+
+
ngx_feature="TCP_INFO"
ngx_feature_name="NGX_HAVE_TCP_INFO"
ngx_feature_run=no
diff --git a/src/core/ngx_connection.c b/src/core/ngx_connection.c
index fbcd5f719..4544b294a 100644
--- a/src/core/ngx_connection.c
+++ b/src/core/ngx_connection.c
@@ -82,6 +82,10 @@ ngx_create_listening(ngx_conf_t *cf, void *sockaddr, socklen_t socklen)
ls->setfib = -1;
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+ ls->fastopen = -1;
+#endif
+
return ls;
}
@@ -209,6 +213,21 @@ ngx_set_inherited_sockets(ngx_cycle_t *cycle)
#endif
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+
+ if (getsockopt(ls[i].fastopen, IPPROTO_TCP, TCP_FASTOPEN,
+ (void *) &ls[i].fastopen, &olen)
+ == -1)
+ {
+ ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno,
+ "getsockopt(TCP_FASTOPEN) %V failed, ignored",
+ &ls[i].addr_text);
+
+ ls[i].fastopen = -1;
+ }
+
+#endif
+
#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
ngx_memzero(&af, sizeof(struct accept_filter_arg));
@@ -582,6 +601,19 @@ ngx_configure_listening_sockets(ngx_cycle_t *cycle)
}
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+ if (ls[i].fastopen != -1) {
+ if (setsockopt(ls[i].fd, IPPROTO_TCP, TCP_FASTOPEN,
+ (const void *) &ls[i].fastopen, sizeof(int))
+ == -1)
+ {
+ ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_socket_errno,
+ "setsockopt(TCP_FASTOPEN, %d) %V failed, ignored",
+ ls[i].fastopen, &ls[i].addr_text);
+ }
+ }
+#endif
+
#if 0
if (1) {
int tcp_nodelay = 1;
diff --git a/src/core/ngx_connection.h b/src/core/ngx_connection.h
index 3daf2eee4..53149676e 100644
--- a/src/core/ngx_connection.h
+++ b/src/core/ngx_connection.h
@@ -80,6 +80,10 @@ struct ngx_listening_s {
int setfib;
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+ int fastopen;
+#endif
+
};
diff --git a/src/http/ngx_http.c b/src/http/ngx_http.c
index 91bb04f55..f030baa71 100644
--- a/src/http/ngx_http.c
+++ b/src/http/ngx_http.c
@@ -1811,6 +1811,10 @@ ngx_http_add_listening(ngx_conf_t *cf, ngx_http_conf_addr_t *addr)
ls->setfib = addr->opt.setfib;
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+ ls->fastopen = addr->opt.fastopen;
+#endif
+
return ls;
}
diff --git a/src/http/ngx_http_core_module.c b/src/http/ngx_http_core_module.c
index 4e5c78e9b..8abf864d5 100644
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -3041,6 +3041,9 @@ ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
#if (NGX_HAVE_SETFIB)
lsopt.setfib = -1;
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+ lsopt.fastopen = -1;
+#endif
lsopt.wildcard = 1;
(void) ngx_sock_ntop(&lsopt.u.sockaddr, lsopt.socklen, lsopt.addr,
@@ -3989,6 +3992,9 @@ ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
#if (NGX_HAVE_SETFIB)
lsopt.setfib = -1;
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+ lsopt.fastopen = -1;
+#endif
lsopt.wildcard = u.wildcard;
#if (NGX_HAVE_INET6 && defined IPV6_V6ONLY)
lsopt.ipv6only = 1;
@@ -4027,6 +4033,23 @@ ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
continue;
}
#endif
+
+#if (NGX_HAVE_TCP_FASTOPEN)
+ if (ngx_strncmp(value[n].data, "fastopen=", 9) == 0) {
+ lsopt.fastopen = ngx_atoi(value[n].data + 9, value[n].len - 9);
+ lsopt.set = 1;
+ lsopt.bind = 1;
+
+ if (lsopt.fastopen == NGX_ERROR) {
+ ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+ "invalid fastopen \"%V\"", &value[n]);
+ return NGX_CONF_ERROR;
+ }
+
+ continue;
+ }
+#endif
+
if (ngx_strncmp(value[n].data, "backlog=", 8) == 0) {
lsopt.backlog = ngx_atoi(value[n].data + 8, value[n].len - 8);
lsopt.set = 1;
diff --git a/src/http/ngx_http_core_module.h b/src/http/ngx_http_core_module.h
index 5b38000d8..220c94ee4 100644
--- a/src/http/ngx_http_core_module.h
+++ b/src/http/ngx_http_core_module.h
@@ -89,6 +89,9 @@ typedef struct {
#if (NGX_HAVE_SETFIB)
int setfib;
#endif
+#if (NGX_HAVE_TCP_FASTOPEN)
+ int fastopen;
+#endif
#if (NGX_HAVE_KEEPALIVE_TUNABLE)
int tcp_keepidle;
int tcp_keepintvl;