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On SIGTERM shut down connection+listening sockets MP-568
[metaproxy-moved-to-github.git]
/
src
/
metaproxy_prog.cpp
diff --git
a/src/metaproxy_prog.cpp
b/src/metaproxy_prog.cpp
index
fa0ea33
..
2ee1afd
100644
(file)
--- a/
src/metaproxy_prog.cpp
+++ b/
src/metaproxy_prog.cpp
@@
-59,11
+59,15
@@
static void set_log_prefix(void)
#if HAVE_UNISTD_H
static pid_t process_group = 0;
static int sig_received = 0;
#if HAVE_UNISTD_H
static pid_t process_group = 0;
static int sig_received = 0;
+static pid_t my_pid = 0;
static void sig_x_handler(int signo)
{
if (sig_received)
return;
static void sig_x_handler(int signo)
{
if (sig_received)
return;
+ if ( getpid() != my_pid ) // can happen in unlikely cases
+ return; // when the sig hits a child just after fork(), before it
+ // clears its sighandler. MP-559.
sig_received = signo;
if (routerp)
routerp->stop(signo);
sig_received = signo;
if (routerp)
routerp->stop(signo);
@@
-77,7
+81,8
@@
static void work_common(void *data)
set_log_prefix();
#if HAVE_UNISTD_H
process_group = getpgid(0); // save process group ID
set_log_prefix();
#if HAVE_UNISTD_H
process_group = getpgid(0); // save process group ID
-
+ my_pid = getpid();
+
signal(SIGTERM, sig_x_handler);
signal(SIGUSR1, sig_x_handler);
#endif
signal(SIGTERM, sig_x_handler);
signal(SIGUSR1, sig_x_handler);
#endif