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mirror of https://github.com/samba-team/samba.git synced 2024-12-23 17:34:34 +03:00

Fix bug #9166 - Starting smbd or nmbd with stdin from /dev/null results in "EOF on stdin"

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>
This commit is contained in:
Jeremy Allison 2013-06-10 13:33:40 -07:00 committed by Andrew Bartlett
parent fc13489c91
commit d4091c5809
4 changed files with 54 additions and 6 deletions

View File

@ -130,8 +130,20 @@ static bool nmbd_setup_stdin_handler(struct messaging_context *msg, bool foregro
/* 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;

View File

@ -1558,8 +1558,20 @@ extern void build_options(bool screen);
/* 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);

View File

@ -308,6 +308,8 @@ bool winbindd_setup_stdin_handler(bool parent, bool foreground)
bool *is_parent;
if (foreground) {
struct stat st;
is_parent = talloc(winbind_event_context(), bool);
if (!is_parent) {
return false;
@ -318,8 +320,19 @@ bool winbindd_setup_stdin_handler(bool parent, bool foreground)
/* 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;

View File

@ -301,6 +301,7 @@ static int binary_smbd_main(const char *binary_name, int argc, const char *argv[
NTSTATUS status;
const char *model = "standard";
int max_runtime = 0;
struct stat st;
enum {
OPT_DAEMON = 1000,
OPT_INTERACTIVE,
@ -439,9 +440,19 @@ static int binary_smbd_main(const char *binary_name, int argc, const char *argv[
#ifdef SIGTTIN
signal(SIGTTIN, SIG_IGN);
#endif
tevent_add_fd(event_ctx, event_ctx, 0, stdin_event_flags,
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",