From fa599067f074647a5bad2ffd0fce12ae0a4e43d2 Mon Sep 17 00:00:00 2001 From: Andrew Tridgell Date: Thu, 4 Dec 1997 10:58:40 +0000 Subject: [PATCH] catch signals in the async dns daemon and allow it to auto-restart if necessary --- source/nmbd/asyncdns.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/source/nmbd/asyncdns.c b/source/nmbd/asyncdns.c index f15880080f5..57d0eda9b36 100644 --- a/source/nmbd/asyncdns.c +++ b/source/nmbd/asyncdns.c @@ -128,6 +128,10 @@ void start_async_dns(void) fd_in = fd2[0]; fd_out = fd1[1]; + signal(SIGUSR2, SIG_IGN); + signal(SIGUSR1, SIG_IGN); + signal(SIGHUP, SIG_IGN); + asyncdns_process(); } @@ -167,6 +171,11 @@ void run_dns_queue(void) if (fd_in == -1) return; + if (!process_exists(child_pid)) { + close(fd_in); + start_async_dns(); + } + if ((size=read_data(fd_in, (char *)&r, sizeof(r))) != sizeof(r)) { if (size) { DEBUG(0,("Incomplete DNS answer from child!\n")); -- 2.34.1