unit-statistics-fix.patch

# User Zhidao HONG <z.hong@f5.com>
# Date 1663779678 -28800
#      Thu Sep 22 01:01:18 2022 +0800
# Node ID f57e9f89c3568c9150ca7a69c24ad3964859fa7d
# Parent  6b6b979e821420bba206c717b68e0420d01ab010
Status: fixed error connection statistics.

When proxy is used, the number of accepted connections is not counted,
This also results in the wrong number of active connections.

diff -r 6b6b979e8214 -r f57e9f89c356 docs/changes.xml
--- a/docs/changes.xml  Mon Sep 19 02:45:44 2022 +0800
+++ b/docs/changes.xml  Thu Sep 22 01:01:18 2022 +0800
@@ -37,6 +37,12 @@
 </para>
 </change>

+<change type="bugfix">
+<para>
+fix error connection statistics when using proxy.
+</para>
+</change>
+
 </changes>


diff -r 6b6b979e8214 -r f57e9f89c356 src/nxt_conn.h
--- a/src/nxt_conn.h    Mon Sep 19 02:45:44 2022 +0800
+++ b/src/nxt_conn.h    Thu Sep 22 01:01:18 2022 +0800
@@ -312,8 +312,7 @@
                                                                               \
         nxt_queue_remove(&c->link);                                           \
                                                                               \
-        c->idle = 0;                                                          \
-        e->idle_conns_cnt--;                                                  \
+        e->idle_conns_cnt -= c->idle;                               \
     } while (0)


diff -r 6b6b979e8214 -r f57e9f89c356 src/nxt_conn_close.c
--- a/src/nxt_conn_close.c      Mon Sep 19 02:45:44 2022 +0800
+++ b/src/nxt_conn_close.c      Thu Sep 22 01:01:18 2022 +0800
@@ -119,7 +119,9 @@
         nxt_socket_close(task, c->socket.fd);
         c->socket.fd = -1;

-        engine->closed_conns_cnt++;
+        if (c->idle) {
+            engine->closed_conns_cnt++;
+        }

         if (timers_pending == 0) {
             nxt_work_queue_add(&engine->fast_work_queue,
@@ -155,7 +157,9 @@
         nxt_socket_close(task, c->socket.fd);
         c->socket.fd = -1;

-        engine->closed_conns_cnt++;
+        if (c->idle) {
+            engine->closed_conns_cnt++;
+        }
     }

     nxt_work_queue_add(&engine->fast_work_queue, c->write_state->ready_handler,