Only install the stdin handler if it's a pipe or fifo.
Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
/* if we are running in the foreground then look for
EOF on stdin, and exit if it happens. This allows
us to die if the parent process dies
+ Only do this on a pipe or socket, no other device.
*/
- tevent_add_fd(nmbd_event_context(), nmbd_event_context(), 0, TEVENT_FD_READ, nmbd_stdin_handler, msg);
+ struct stat st;
+ if (fstat(0, &st) != 0) {
+ return false;
+ }
+ if (S_ISFIFO(st.st_mode) || S_ISSOCK(st.st_mode)) {
+ tevent_add_fd(nmbd_event_context(),
+ nmbd_event_context(),
+ 0,
+ TEVENT_FD_READ,
+ nmbd_stdin_handler,
+ msg);
+ }
}
return true;
/* if we are running in the foreground then look for
EOF on stdin, and exit if it happens. This allows
us to die if the parent process dies
+ Only do this on a pipe or socket, no other device.
*/
- tevent_add_fd(ev_ctx, parent, 0, TEVENT_FD_READ, smbd_stdin_handler, NULL);
+ struct stat st;
+ if (fstat(0, &st) != 0) {
+ return false;
+ }
+ if (S_ISFIFO(st.st_mode) || S_ISSOCK(st.st_mode)) {
+ tevent_add_fd(ev_ctx,
+ parent,
+ 0,
+ TEVENT_FD_READ,
+ smbd_stdin_handler,
+ NULL);
+ }
}
smbd_parent_loop(ev_ctx, parent);
bool *is_parent;
if (foreground) {
+ struct stat st;
+
is_parent = talloc(winbind_event_context(), bool);
if (!is_parent) {
return false;
/* if we are running in the foreground then look for
EOF on stdin, and exit if it happens. This allows
us to die if the parent process dies
+ Only do this on a pipe or socket, no other device.
*/
- tevent_add_fd(winbind_event_context(), is_parent, 0, TEVENT_FD_READ, winbindd_stdin_handler, is_parent);
+ if (fstat(0, &st) != 0) {
+ return false;
+ }
+ if (S_ISFIFO(st.st_mode) || S_ISSOCK(st.st_mode)) {
+ tevent_add_fd(winbind_event_context(),
+ is_parent,
+ 0,
+ TEVENT_FD_READ,
+ winbindd_stdin_handler,
+ is_parent);
+ }
}
return true;
NTSTATUS status;
const char *model = "standard";
int max_runtime = 0;
+ struct stat st;
enum {
OPT_DAEMON = 1000,
OPT_INTERACTIVE,
#ifdef SIGTTIN
signal(SIGTTIN, SIG_IGN);
#endif
- tevent_add_fd(event_ctx, event_ctx, 0, stdin_event_flags,
- server_stdin_handler,
- discard_const(binary_name));
+
+ if (fstat(0, &st) != 0) {
+ exit(1);
+ }
+
+ if (S_ISFIFO(st.st_mode) || S_ISSOCK(st.st_mode)) {
+ tevent_add_fd(event_ctx,
+ event_ctx,
+ 0,
+ stdin_event_flags,
+ server_stdin_handler,
+ discard_const(binary_name));
+ }
if (max_runtime) {
DEBUG(0,("Called with maxruntime %d - current ts %llu\n",