[PATCH] Process events posted by ngx_close_idle_connections() immediately

[Roman Arutyunyan]

# HG changeset patch
# User Roman Arutyunyan <arut at nginx.com>
# Date 1668785498 -14400
#      Fri Nov 18 19:31:38 2022 +0400
# Node ID c185d439cbaecfe8ec5deb0fadd1a6e9a769990b
# Parent  17d6a537fb1bb587e4de22961bf5be5f0c648fa8
Process events posted by ngx_close_idle_connections() immediately.

Previously, if an event was posted by a read event handler, called by
ngx_close_idle_connections(), that event was not processed until the next
event loop iteration, which could happen after a timeout.

diff --git a/src/os/unix/ngx_process_cycle.c b/src/os/unix/ngx_process_cycle.c
--- a/src/os/unix/ngx_process_cycle.c
+++ b/src/os/unix/ngx_process_cycle.c
@@ -736,6 +736,7 @@ ngx_worker_process_cycle(ngx_cycle_t *cy
                 ngx_set_shutdown_timer(cycle);
                 ngx_close_listening_sockets(cycle);
                 ngx_close_idle_connections(cycle);
+                ngx_event_process_posted(cycle, &ngx_posted_events);
             }
         }
 
diff --git a/src/os/win32/ngx_process_cycle.c b/src/os/win32/ngx_process_cycle.c
--- a/src/os/win32/ngx_process_cycle.c
+++ b/src/os/win32/ngx_process_cycle.c
@@ -804,6 +804,7 @@ ngx_worker_thread(void *data)
                 ngx_set_shutdown_timer(cycle);
                 ngx_close_listening_sockets(cycle);
                 ngx_close_idle_connections(cycle);
+                ngx_event_process_posted(cycle, &ngx_posted_events);
             }
         }