Fixed SIGQUIT not removing listening UNIX sockets (closes #753).
Listening UNIX sockets were not removed on graceful shutdown, preventing
the next runs. The fix is to replace the custom socket closing code in
ngx_master_process_cycle() by the ngx_close_listening_sockets() call.
diff --git a/src/os/unix/ngx_process_cycle.c b/src/os/unix/ngx_process_cycle.c
index 5817a2c..f87e009 100644
--- a/src/os/unix/ngx_process_cycle.c
+++ b/src/os/unix/ngx_process_cycle.c
@@ -77,12 +77,11 @@
u_char *p;
size_t size;
ngx_int_t i;
- ngx_uint_t n, sigio;
+ ngx_uint_t sigio;
sigset_t set;
struct itimerval itv;
ngx_uint_t live;
ngx_msec_t delay;
- ngx_listening_t *ls;
ngx_core_conf_t *ccf;
sigemptyset(&set);
@@ -204,16 +203,7 @@
if (ngx_quit) {
ngx_signal_worker_processes(cycle,
ngx_signal_value(NGX_SHUTDOWN_SIGNAL));
-
- ls = cycle->listening.elts;
- for (n = 0; n < cycle->listening.nelts; n++) {
- if (ngx_close_socket(ls[n].fd) == -1) {
- ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno,
- ngx_close_socket_n " %V failed",
- &ls[n].addr_text);
- }
- }
- cycle->listening.nelts = 0;
+ ngx_close_listening_sockets(cycle);
continue;
}