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nginx_healthcheck_for_nginx_1.14+.patch
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nginx_healthcheck_for_nginx_1.14+.patch
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diff --git a/src/http/modules/ngx_http_upstream_hash_module.c b/src/http/modules/ngx_http_upstream_hash_module.c
index d67f34d..5ccdbbe 100644
--- a/src/http/modules/ngx_http_upstream_hash_module.c
+++ b/src/http/modules/ngx_http_upstream_hash_module.c
@@ -9,6 +9,9 @@
#include <ngx_core.h>
#include <ngx_http.h>
+#if (NGX_HTTP_UPSTREAM_CHECK)
+#include "ngx_http_upstream_check_module.h"
+#endif
typedef struct {
uint32_t hash;
@@ -235,6 +238,14 @@ ngx_http_upstream_get_hash_peer(ngx_peer_connection_t *pc, void *data)
goto next;
}
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0,
+ "get hash peer, check_index: %ui", peer->check_index);
+ if (ngx_http_upstream_check_peer_down(peer->check_index)) {
+ goto next;
+ }
+#endif
+
if (peer->max_fails
&& peer->fails >= peer->max_fails
&& now - peer->checked <= peer->fail_timeout)
@@ -554,6 +565,15 @@ ngx_http_upstream_get_chash_peer(ngx_peer_connection_t *pc, void *data)
continue;
}
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0,
+ "get consistent_hash peer, check_index: %ui",
+ peer->check_index);
+ if (ngx_http_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
+
if (peer->server.len != server->len
|| ngx_strncmp(peer->server.data, server->data, server->len)
!= 0)
diff --git a/src/http/modules/ngx_http_upstream_ip_hash_module.c b/src/http/modules/ngx_http_upstream_ip_hash_module.c
index 296108f..135ce5d 100644
--- a/src/http/modules/ngx_http_upstream_ip_hash_module.c
+++ b/src/http/modules/ngx_http_upstream_ip_hash_module.c
@@ -9,6 +9,9 @@
#include <ngx_core.h>
#include <ngx_http.h>
+#if (NGX_HTTP_UPSTREAM_CHECK)
+#include "ngx_http_upstream_check_module.h"
+#endif
typedef struct {
/* the round robin data must be first */
@@ -205,6 +208,15 @@ ngx_http_upstream_get_ip_hash_peer(ngx_peer_connection_t *pc, void *data)
goto next;
}
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0,
+ "get ip_hash peer, check_index: %ui",
+ peer->check_index);
+ if (ngx_http_upstream_check_peer_down(peer->check_index)) {
+ goto next;
+ }
+#endif
+
if (peer->max_fails
&& peer->fails >= peer->max_fails
&& now - peer->checked <= peer->fail_timeout)
diff --git a/src/http/modules/ngx_http_upstream_least_conn_module.c b/src/http/modules/ngx_http_upstream_least_conn_module.c
index ebe0627..94f1883 100644
--- a/src/http/modules/ngx_http_upstream_least_conn_module.c
+++ b/src/http/modules/ngx_http_upstream_least_conn_module.c
@@ -9,6 +9,10 @@
#include <ngx_core.h>
#include <ngx_http.h>
+#if (NGX_HTTP_UPSTREAM_CHECK)
+#include "ngx_http_upstream_check_module.h"
+#endif
+
static ngx_int_t ngx_http_upstream_init_least_conn_peer(ngx_http_request_t *r,
ngx_http_upstream_srv_conf_t *us);
@@ -147,6 +151,16 @@ ngx_http_upstream_get_least_conn_peer(ngx_peer_connection_t *pc, void *data)
continue;
}
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0,
+ "get least_conn peer, check_index: %ui",
+ peer->check_index);
+
+ if (ngx_http_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
+
if (peer->max_fails
&& peer->fails >= peer->max_fails
&& now - peer->checked <= peer->fail_timeout)
@@ -202,6 +216,16 @@ ngx_http_upstream_get_least_conn_peer(ngx_peer_connection_t *pc, void *data)
continue;
}
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0,
+ "get least_conn peer, check_index: %ui",
+ peer->check_index);
+
+ if (ngx_http_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
+
if (peer->conns * best->weight != best->conns * peer->weight) {
continue;
}
diff --git a/src/http/ngx_http_upstream_round_robin.c b/src/http/ngx_http_upstream_round_robin.c
index f6051ae..892f2b7 100644
--- a/src/http/ngx_http_upstream_round_robin.c
+++ b/src/http/ngx_http_upstream_round_robin.c
@@ -9,6 +9,10 @@
#include <ngx_core.h>
#include <ngx_http.h>
+#if (NGX_HTTP_UPSTREAM_CHECK)
+#include "ngx_http_upstream_check_module.h"
+#endif
+
#define ngx_http_upstream_tries(p) ((p)->number \
+ ((p)->next ? (p)->next->number : 0))
@@ -98,6 +102,15 @@ ngx_http_upstream_init_round_robin(ngx_conf_t *cf,
peer[n].down = server[i].down;
peer[n].server = server[i].name;
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ if (!server[i].down) {
+ peer[n].check_index =
+ ngx_http_upstream_check_add_peer(cf, us, &server[i].addrs[j]);
+ } else {
+ peer[n].check_index = (ngx_uint_t) NGX_ERROR;
+ }
+#endif
+
*peerp = &peer[n];
peerp = &peer[n].next;
n++;
@@ -162,6 +175,16 @@ ngx_http_upstream_init_round_robin(ngx_conf_t *cf,
peer[n].down = server[i].down;
peer[n].server = server[i].name;
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ if (!server[i].down) {
+ peer[n].check_index =
+ ngx_http_upstream_check_add_peer(cf, us, &server[i].addrs[j]);
+ }
+ else {
+ peer[n].check_index = (ngx_uint_t) NGX_ERROR;
+ }
+#endif
+
*peerp = &peer[n];
peerp = &peer[n].next;
n++;
@@ -228,6 +251,9 @@ ngx_http_upstream_init_round_robin(ngx_conf_t *cf,
peer[i].max_conns = 0;
peer[i].max_fails = 1;
peer[i].fail_timeout = 10;
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ peer[i].check_index = (ngx_uint_t) NGX_ERROR;
+#endif
*peerp = &peer[i];
peerp = &peer[i].next;
}
@@ -344,6 +370,9 @@ ngx_http_upstream_create_round_robin_peer(ngx_http_request_t *r,
peer[0].max_conns = 0;
peer[0].max_fails = 1;
peer[0].fail_timeout = 10;
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ peer[0].check_index = (ngx_uint_t) NGX_ERROR;
+#endif
peers->peer = peer;
} else {
@@ -378,6 +407,9 @@ ngx_http_upstream_create_round_robin_peer(ngx_http_request_t *r,
peer[i].max_conns = 0;
peer[i].max_fails = 1;
peer[i].fail_timeout = 10;
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ peer[i].check_index = (ngx_uint_t) NGX_ERROR;
+#endif
*peerp = &peer[i];
peerp = &peer[i].next;
}
@@ -443,6 +475,12 @@ ngx_http_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, void *data)
goto failed;
}
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ if (ngx_http_upstream_check_peer_down(peer->check_index)) {
+ goto failed;
+ }
+#endif
+
rrp->current = peer;
} else {
@@ -537,6 +575,12 @@ ngx_http_upstream_get_peer(ngx_http_upstream_rr_peer_data_t *rrp)
continue;
}
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ if (ngx_http_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
+
if (peer->max_fails
&& peer->fails >= peer->max_fails
&& now - peer->checked <= peer->fail_timeout)
diff --git a/src/http/ngx_http_upstream_round_robin.h b/src/http/ngx_http_upstream_round_robin.h
index 45f258d..dee91d0 100644
--- a/src/http/ngx_http_upstream_round_robin.h
+++ b/src/http/ngx_http_upstream_round_robin.h
@@ -38,6 +38,10 @@ struct ngx_http_upstream_rr_peer_s {
ngx_msec_t slow_start;
ngx_msec_t start_time;
+#if (NGX_HTTP_UPSTREAM_CHECK)
+ ngx_uint_t check_index;
+#endif
+
ngx_uint_t down;
#if (NGX_HTTP_SSL || NGX_COMPAT)
diff --git a/src/stream/ngx_stream_upstream_hash_module.c b/src/stream/ngx_stream_upstream_hash_module.c
index 79ad742..5234b01 100644
--- a/src/stream/ngx_stream_upstream_hash_module.c
+++ b/src/stream/ngx_stream_upstream_hash_module.c
@@ -8,6 +8,9 @@
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_stream.h>
+#if (NGX_STREAM_UPSTREAM_CHECK)
+#include "ngx_stream_upstream_check_module.h"
+#endif
typedef struct {
@@ -233,7 +236,15 @@ ngx_stream_upstream_get_hash_peer(ngx_peer_connection_t *pc, void *data)
if (peer->down) {
goto next;
}
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0,
+ "(stream_module)get least_conn peer, check_index: %ui",
+ peer->check_index);
+ if (ngx_stream_upstream_check_peer_down(peer->check_index)) {
+ goto next;
+ }
+#endif
if (peer->max_fails
&& peer->fails >= peer->max_fails
&& now - peer->checked <= peer->fail_timeout)
@@ -544,6 +555,16 @@ ngx_stream_upstream_get_chash_peer(ngx_peer_connection_t *pc, void *data)
continue;
}
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0,
+ "(stream_module)get_chash_peer, check_index: %ui",
+ peer->check_index);
+
+ if (ngx_stream_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
+
if (peer->max_fails
&& peer->fails >= peer->max_fails
&& now - peer->checked <= peer->fail_timeout)
diff --git a/src/stream/ngx_stream_upstream_least_conn_module.c b/src/stream/ngx_stream_upstream_least_conn_module.c
index 739b20a..b805110 100644
--- a/src/stream/ngx_stream_upstream_least_conn_module.c
+++ b/src/stream/ngx_stream_upstream_least_conn_module.c
@@ -8,6 +8,9 @@
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_stream.h>
+#if (NGX_STREAM_UPSTREAM_CHECK)
+#include "ngx_stream_upstream_check_module.h"
+#endif
static ngx_int_t ngx_stream_upstream_init_least_conn_peer(
@@ -142,6 +145,15 @@ ngx_stream_upstream_get_least_conn_peer(ngx_peer_connection_t *pc, void *data)
if (peer->down) {
continue;
}
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0,
+ "(stream_module)get least_conn peer, check_index: %ui",
+ peer->check_index);
+
+ if (ngx_stream_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
if (peer->max_fails
&& peer->fails >= peer->max_fails
@@ -197,7 +209,15 @@ ngx_stream_upstream_get_least_conn_peer(ngx_peer_connection_t *pc, void *data)
if (peer->down) {
continue;
}
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0,
+ "(stream_module)get least_conn peer, check_index: %ui",
+ peer->check_index);
+ if (ngx_stream_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
if (peer->conns * best->weight != best->conns * peer->weight) {
continue;
}
diff --git a/src/stream/ngx_stream_upstream_round_robin.c b/src/stream/ngx_stream_upstream_round_robin.c
index 526de3a..13c4956 100644
--- a/src/stream/ngx_stream_upstream_round_robin.c
+++ b/src/stream/ngx_stream_upstream_round_robin.c
@@ -9,6 +9,10 @@
#include <ngx_core.h>
#include <ngx_stream.h>
+#if (NGX_STREAM_UPSTREAM_CHECK)
+#include "ngx_stream_upstream_check_module.h"
+#endif
+
#define ngx_stream_upstream_tries(p) ((p)->number \
+ ((p)->next ? (p)->next->number : 0))
@@ -104,6 +108,16 @@ ngx_stream_upstream_init_round_robin(ngx_conf_t *cf,
peer[n].down = server[i].down;
peer[n].server = server[i].name;
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ if (!server[i].down) {
+ peer[n].check_index =
+ ngx_stream_upstream_check_add_peer(cf, us, &server[i].addrs[j]);
+ }
+ else {
+ peer[n].check_index = (ngx_uint_t) NGX_ERROR;
+ }
+#endif
+
*peerp = &peer[n];
peerp = &peer[n].next;
n++;
@@ -168,6 +182,16 @@ ngx_stream_upstream_init_round_robin(ngx_conf_t *cf,
peer[n].down = server[i].down;
peer[n].server = server[i].name;
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ if (!server[i].down) {
+ peer[n].check_index =
+ ngx_stream_upstream_check_add_peer(cf, us, &server[i].addrs[j]);
+ }
+ else {
+ peer[n].check_index = (ngx_uint_t) NGX_ERROR;
+ }
+#endif
+
*peerp = &peer[n];
peerp = &peer[n].next;
n++;
@@ -234,6 +258,9 @@ ngx_stream_upstream_init_round_robin(ngx_conf_t *cf,
peer[i].max_conns = 0;
peer[i].max_fails = 1;
peer[i].fail_timeout = 10;
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ peer[i].check_index = (ngx_uint_t) NGX_ERROR;
+#endif
*peerp = &peer[i];
peerp = &peer[i].next;
}
@@ -354,6 +381,9 @@ ngx_stream_upstream_create_round_robin_peer(ngx_stream_session_t *s,
peer[0].max_conns = 0;
peer[0].max_fails = 1;
peer[0].fail_timeout = 10;
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ peer[0].check_index = (ngx_uint_t) NGX_ERROR;
+#endif
peers->peer = peer;
} else {
@@ -388,6 +418,9 @@ ngx_stream_upstream_create_round_robin_peer(ngx_stream_session_t *s,
peer[i].max_conns = 0;
peer[i].max_fails = 1;
peer[i].fail_timeout = 10;
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ peer[i].check_index = (ngx_uint_t) NGX_ERROR;
+#endif
*peerp = &peer[i];
peerp = &peer[i].next;
}
@@ -451,7 +484,11 @@ ngx_stream_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, void *data)
if (peer->max_conns && peer->conns >= peer->max_conns) {
goto failed;
}
-
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ if (ngx_stream_upstream_check_peer_down(peer->check_index)) {
+ goto failed;
+ }
+#endif
rrp->current = peer;
} else {
@@ -556,7 +593,11 @@ ngx_stream_upstream_get_peer(ngx_stream_upstream_rr_peer_data_t *rrp)
if (peer->max_conns && peer->conns >= peer->max_conns) {
continue;
}
-
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ if (ngx_stream_upstream_check_peer_down(peer->check_index)) {
+ continue;
+ }
+#endif
peer->current_weight += peer->effective_weight;
total += peer->effective_weight;
diff --git a/src/stream/ngx_stream_upstream_round_robin.h b/src/stream/ngx_stream_upstream_round_robin.h
index 35d9fce..ff6398e 100644
--- a/src/stream/ngx_stream_upstream_round_robin.h
+++ b/src/stream/ngx_stream_upstream_round_robin.h
@@ -49,6 +49,10 @@ struct ngx_stream_upstream_rr_peer_s {
ngx_stream_upstream_rr_peer_t *next;
+#if (NGX_STREAM_UPSTREAM_CHECK)
+ ngx_uint_t check_index;
+#endif
+
NGX_COMPAT_BEGIN(25)
NGX_COMPAT_END
};