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authorAndrew Tridgell <tridge@samba.org>1998-03-14 13:00:09 +0000
committerAndrew Tridgell <tridge@samba.org>1998-03-14 13:00:09 +0000
commite02b05b5658fa50e6f94e604fc518a624211b6de (patch)
treeec094ea9214df18c324b73c7aecf791e79fe9187
parentc063e9ec3e90508e846dd51e22a643c74c02f7c1 (diff)
downloadsamba-e02b05b5658fa50e6f94e604fc518a624211b6de.tar.gz
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new files to support starting/stopping the server
(This used to be commit 087981009d57006ff80a0cf50891d4473f86f1bb)
-rw-r--r--source3/lib/pidfile.c88
-rw-r--r--source3/web/diagnose.c67
-rw-r--r--source3/web/startstop.c93
3 files changed, 248 insertions, 0 deletions
diff --git a/source3/lib/pidfile.c b/source3/lib/pidfile.c
new file mode 100644
index 0000000000..8dee7421de
--- /dev/null
+++ b/source3/lib/pidfile.c
@@ -0,0 +1,88 @@
+/*
+ Unix SMB/Netbios implementation.
+ Version 1.9.
+ pidfile handling
+ Copyright (C) Andrew Tridgell 1998
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+
+extern int DEBUGLEVEL;
+
+#ifndef O_NONBLOCK
+#define O_NONBLOCK
+#endif
+
+
+/* create a pid file in the lock directory. open it and leave it locked */
+void pidfile_create(char *name)
+{
+ int fd;
+ char buf[20];
+ pstring pidFile;
+
+ sprintf(pidFile, "%s/%s.pid", lp_lockdir(), name);
+
+ fd = open(pidFile, O_NONBLOCK | O_CREAT | O_WRONLY | O_TRUNC, 0644);
+ if (fd < 0) {
+ DEBUG(0,("ERROR: can't open %s: %s\n", pidFile,
+ strerror(errno)));
+ exit(1);
+ }
+
+ if (fcntl_lock(fd,F_SETLK,0,1,F_WRLCK)==False) {
+ DEBUG(0,("ERROR: %s is already running\n", name));
+ exit(1);
+ }
+
+ sprintf(buf, "%u\n", (unsigned int) getpid());
+ if (write(fd, buf, strlen(buf)) < 0) {
+ DEBUG(0,("ERROR: can't write to %s: %s\n",
+ pidFile, strerror(errno)));
+ exit(1);
+ }
+ /* Leave pid file open & locked for the duration... */
+}
+
+
+/* return the pid in a pidfile. return 0 if the process (or pidfile)
+ does not exist */
+int pidfile_pid(char *name)
+{
+ FILE *f;
+ pstring pidFile;
+ unsigned ret;
+
+ sprintf(pidFile, "%s/%s.pid", lp_lockdir(), name);
+
+ f = fopen(pidFile, "r");
+ if (!f) {
+ return 0;
+ }
+
+ if (fscanf(f,"%u", &ret) != 1) {
+ fclose(f);
+ return 0;
+ }
+ fclose(f);
+
+ if (!process_exists(ret)) return 0;
+
+ return ret;
+}
+
diff --git a/source3/web/diagnose.c b/source3/web/diagnose.c
new file mode 100644
index 0000000000..054de2a631
--- /dev/null
+++ b/source3/web/diagnose.c
@@ -0,0 +1,67 @@
+/*
+ Unix SMB/Netbios implementation.
+ Version 1.9.
+ diagnosis tools for web admin
+ Copyright (C) Andrew Tridgell 1998
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "smb.h"
+
+
+/* check to see if nmbd is running on localhost by looking for a __SAMBA__
+ response */
+BOOL nmbd_running(void)
+{
+ extern struct in_addr loopback_ip;
+ int fd, count;
+ struct in_addr *ip_list;
+
+ if ((fd = open_socket_in(SOCK_DGRAM, 0, 3,
+ interpret_addr("127.0.0.1"))) != -1) {
+ if ((ip_list = name_query(fd, "__SAMBA__", 0,
+ True, True, loopback_ip,
+ &count,0)) != NULL) {
+ free(ip_list);
+ close(fd);
+ return True;
+ }
+ close (fd);
+ }
+
+ return False;
+}
+
+
+/* check to see if smbd is running on localhost by trying to open a connection
+ then closing it */
+BOOL smbd_running(void)
+{
+ static struct cli_state cli;
+ extern struct in_addr loopback_ip;
+
+ if (!cli_initialise(&cli))
+ return False;
+
+ if (!cli_connect(&cli, "localhost", &loopback_ip)) {
+ cli_shutdown(&cli);
+ return False;
+ }
+
+ cli_shutdown(&cli);
+ return True;
+}
diff --git a/source3/web/startstop.c b/source3/web/startstop.c
new file mode 100644
index 0000000000..19781cc220
--- /dev/null
+++ b/source3/web/startstop.c
@@ -0,0 +1,93 @@
+/*
+ Unix SMB/Netbios implementation.
+ Version 1.9.
+ start/stop nmbd and smbd
+ Copyright (C) Andrew Tridgell 1998
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "smb.h"
+
+/* need to wait for daemons to startup */
+#define SLEEP_TIME 3
+
+/* startup smbd */
+void start_smbd(void)
+{
+ pstring binfile;
+
+ if (geteuid() != 0) return;
+
+ if (fork()) {
+ sleep(SLEEP_TIME);
+ return;
+ }
+
+ sprintf(binfile,"%s/smbd", SBINDIR);
+
+ become_daemon();
+
+ execl(binfile, "-D", NULL);
+
+ exit(0);
+}
+
+/* startup nmbd */
+void start_nmbd(void)
+{
+ pstring binfile;
+
+ if (geteuid() != 0) return;
+
+ if (fork()) {
+ sleep(SLEEP_TIME);
+ return;
+ }
+
+ sprintf(binfile,"%s/nmbd", SBINDIR);
+
+ become_daemon();
+
+ execl(binfile, "-D", NULL);
+
+ exit(0);
+}
+
+
+/* stop smbd */
+void stop_smbd(void)
+{
+ unsigned pid = pidfile_pid("smbd");
+
+ if (geteuid() != 0) return;
+
+ if (pid == 0) return;
+
+ kill(pid, SIGTERM);
+}
+
+/* stop nmbd */
+void stop_nmbd(void)
+{
+ unsigned pid = pidfile_pid("nmbd");
+
+ if (geteuid() != 0) return;
+
+ if (pid == 0) return;
+
+ kill(pid, SIGTERM);
+}