diff options
| -rw-r--r-- | source4/smbd/process_standard.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/source4/smbd/process_standard.c b/source4/smbd/process_standard.c index 137e0a7ce0..730e185e5a 100644 --- a/source4/smbd/process_standard.c +++ b/source4/smbd/process_standard.c @@ -44,15 +44,31 @@ static int none_setproctitle(const char *fmt, ...) } #endif +/* we hold a pipe open in the parent, and the any child + processes wait for EOF on that pipe. This ensures that + children die when the parent dies */ +static int child_pipe[2]; + /* called when the process model is selected */ static void standard_model_init(struct tevent_context *ev) { + pipe(child_pipe); signal(SIGCHLD, SIG_IGN); } /* + handle EOF on the child pipe +*/ +static void standard_pipe_handler(struct tevent_context *event_ctx, struct tevent_fd *fde, + uint16_t flags, void *private_data) +{ + DEBUG(10,("Child %d exiting\n", (int)getpid())); + exit(0); +} + +/* called when a listening socket becomes readable. */ static void standard_accept_connection(struct tevent_context *ev, @@ -114,6 +130,10 @@ static void standard_accept_connection(struct tevent_context *ev, DEBUG(0,("standard_accept_connection: tdb_reopen_all failed.\n")); } + tevent_add_fd(ev2, ev2, child_pipe[0], TEVENT_FD_READ, + standard_pipe_handler, NULL); + close(child_pipe[1]); + /* Ensure that the forked children do not expose identical random streams */ set_need_random_reseed(); @@ -177,6 +197,10 @@ static void standard_new_task(struct tevent_context *ev, DEBUG(0,("standard_accept_connection: tdb_reopen_all failed.\n")); } + tevent_add_fd(ev2, ev2, child_pipe[0], TEVENT_FD_READ, + standard_pipe_handler, NULL); + close(child_pipe[1]); + /* Ensure that the forked children do not expose identical random streams */ set_need_random_reseed(); |