From: Andrew Tridgell Date: Sat, 14 Mar 1998 13:00:09 +0000 (+0000) Subject: new files to support starting/stopping the server X-Git-Tag: samba-2.2.5pre1~6262 X-Git-Url: http://git.samba.org/?p=samba.git;a=commitdiff_plain;h=087981009d57006ff80a0cf50891d4473f86f1bb;ds=sidebyside new files to support starting/stopping the server --- diff --git a/source/lib/pidfile.c b/source/lib/pidfile.c new file mode 100644 index 00000000000..8dee7421de0 --- /dev/null +++ b/source/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/source/web/diagnose.c b/source/web/diagnose.c new file mode 100644 index 00000000000..054de2a631d --- /dev/null +++ b/source/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/source/web/startstop.c b/source/web/startstop.c new file mode 100644 index 00000000000..19781cc2200 --- /dev/null +++ b/source/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); +}