/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2012 Alexander Barton (alex@barton.de) and Contributors.
+ * Copyright (c)2001-2013 Alexander Barton (alex@barton.de) and Contributors.
*
* 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
NGIRCd_SignalRestart = false;
NGIRCd_SignalQuit = false;
- Random_Init();
-
/* Initialize modules, part I */
Log_Init(!NGIRCd_NoDaemon);
+ Random_Init();
Conf_Init();
+ Log_ReInit();
/* Initialize the "main program": chroot environment, user and
* group ID, ... */
if (!NGIRCd_Init(NGIRCd_NoDaemon)) {
- Log(LOG_ALERT, "Fatal: Initialization failed");
+ Log(LOG_ALERT, "Fatal: Initialization failed, exiting!");
exit(1);
}
Channel_Exit();
Class_Exit();
Log_Exit();
+ Signals_Exit();
}
Pidfile_Delete();
* line switch.
*/
static void
-Fill_Version( void )
+Fill_Version(void)
{
NGIRCd_VersionAddition[0] = '\0';
-#ifdef SYSLOG
- strlcpy( NGIRCd_VersionAddition, "SYSLOG", sizeof NGIRCd_VersionAddition );
+#ifdef ICONV
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "CHARCONV",
+ sizeof NGIRCd_VersionAddition);
#endif
-#ifdef ZLIB
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "ZLIB", sizeof NGIRCd_VersionAddition );
+#ifdef DEBUG
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "DEBUG",
+ sizeof NGIRCd_VersionAddition);
#endif
-#ifdef SSL_SUPPORT
- if ( NGIRCd_VersionAddition[0] ) strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "SSL", sizeof NGIRCd_VersionAddition );
+#ifdef IDENTAUTH
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "IDENT",
+ sizeof NGIRCd_VersionAddition);
#endif
-#ifdef TCPWRAP
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "TCPWRAP", sizeof NGIRCd_VersionAddition );
+#ifdef WANT_IPV6
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof(NGIRCd_VersionAddition));
+ strlcat(NGIRCd_VersionAddition, "IPv6",
+ sizeof(NGIRCd_VersionAddition));
#endif
-#ifdef IDENTAUTH
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "IDENT", sizeof NGIRCd_VersionAddition );
+#ifdef IRCPLUS
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "IRCPLUS",
+ sizeof NGIRCd_VersionAddition);
#endif
#ifdef PAM
if (NGIRCd_VersionAddition[0])
- strlcat(NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition);
- strlcat(NGIRCd_VersionAddition, "PAM", sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "PAM",
+ sizeof NGIRCd_VersionAddition);
#endif
-#ifdef DEBUG
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "DEBUG", sizeof NGIRCd_VersionAddition );
+#ifdef STRICT_RFC
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "RFC",
+ sizeof NGIRCd_VersionAddition);
#endif
#ifdef SNIFFER
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "SNIFFER", sizeof NGIRCd_VersionAddition );
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "SNIFFER",
+ sizeof NGIRCd_VersionAddition);
#endif
-#ifdef STRICT_RFC
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "RFC", sizeof NGIRCd_VersionAddition );
+#ifdef SSL_SUPPORT
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "SSL",
+ sizeof NGIRCd_VersionAddition);
#endif
-#ifdef IRCPLUS
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "+", sizeof NGIRCd_VersionAddition );
- strlcat( NGIRCd_VersionAddition, "IRCPLUS", sizeof NGIRCd_VersionAddition );
+#ifdef SYSLOG
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "SYSLOG",
+ sizeof NGIRCd_VersionAddition);
#endif
-#ifdef WANT_IPV6
+#ifdef TCPWRAP
if (NGIRCd_VersionAddition[0])
- strlcat(NGIRCd_VersionAddition, "+", sizeof(NGIRCd_VersionAddition));
- strlcat(NGIRCd_VersionAddition, "IPv6", sizeof(NGIRCd_VersionAddition));
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "TCPWRAP",
+ sizeof NGIRCd_VersionAddition);
#endif
- if( NGIRCd_VersionAddition[0] )
- strlcat( NGIRCd_VersionAddition, "-", sizeof( NGIRCd_VersionAddition ));
-
- strlcat( NGIRCd_VersionAddition, TARGET_CPU, sizeof( NGIRCd_VersionAddition ));
- strlcat( NGIRCd_VersionAddition, "/", sizeof( NGIRCd_VersionAddition ));
- strlcat( NGIRCd_VersionAddition, TARGET_VENDOR, sizeof( NGIRCd_VersionAddition ));
- strlcat( NGIRCd_VersionAddition, "/", sizeof( NGIRCd_VersionAddition ));
- strlcat( NGIRCd_VersionAddition, TARGET_OS, sizeof( NGIRCd_VersionAddition ));
+#ifdef ZLIB
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "+",
+ sizeof NGIRCd_VersionAddition);
+ strlcat(NGIRCd_VersionAddition, "ZLIB",
+ sizeof NGIRCd_VersionAddition);
+#endif
+ if (NGIRCd_VersionAddition[0])
+ strlcat(NGIRCd_VersionAddition, "-",
+ sizeof(NGIRCd_VersionAddition));
+
+ strlcat(NGIRCd_VersionAddition, HOST_CPU,
+ sizeof(NGIRCd_VersionAddition));
+ strlcat(NGIRCd_VersionAddition, "/", sizeof(NGIRCd_VersionAddition));
+ strlcat(NGIRCd_VersionAddition, HOST_VENDOR,
+ sizeof(NGIRCd_VersionAddition));
+ strlcat(NGIRCd_VersionAddition, "/", sizeof(NGIRCd_VersionAddition));
+ strlcat(NGIRCd_VersionAddition, HOST_OS,
+ sizeof(NGIRCd_VersionAddition));
snprintf(NGIRCd_Version, sizeof NGIRCd_Version, "%s %s-%s",
PACKAGE_NAME, PACKAGE_VERSION, NGIRCd_VersionAddition);
Show_Version( void )
{
puts( NGIRCd_Version );
- puts( "Copyright (c)2001-201
2 Alexander Barton (<alex@barton.de>) and Contributors." );
+ puts( "Copyright (c)2001-201
3 Alexander Barton (<alex@barton.de>) and Contributors." );
puts( "Homepage: <http://ngircd.barton.de/>\n" );
puts( "This is free software; see the source for copying conditions. There is NO" );
puts( "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." );
len = snprintf(pidbuf, sizeof pidbuf, "%ld\n", (long)pid);
if (len < 0 || len >= (int)sizeof pidbuf) {
- Log( LOG_ERR, "Error converting pid");
+ Log(LOG_ERR, "Error converting process ID!");
+ close(pidfd);
return;
}
if (write(pidfd, pidbuf, (size_t)len) != (ssize_t)len)
- Log( LOG_ERR, "Can't write PID file (%s): %s", Conf_PidFile, strerror( errno ));
+ Log(LOG_ERR, "Can't write PID file (%s): %s!", Conf_PidFile,
+ strerror(errno));
- if( close(pidfd) != 0 )
- Log( LOG_ERR, "Error closing PID file (%s): %s", Conf_PidFile, strerror( errno ));
+ if (close(pidfd) != 0)
+ Log(LOG_ERR, "Error closing PID file (%s): %s!", Conf_PidFile,
+ strerror(errno));
} /* Pidfile_Create */
/**
- * Redirect stdin, stdout and stderr to apropriate file handles.
+ * Redirect stdin, stdout and stderr to appropriate file handles.
*
* @param fd The file handle stdin, stdout and stderr should be redirected to.
*/
} /* Setup_FDStreams */
+#if !defined(SINGLE_USER_OS)
+
/**
* Get user and group ID of unprivileged "nobody" user.
*
#endif
pwd = getpwnam("nobody");
- if (!pwd) return false;
+ if (!pwd)
+ return false;
- if ( !pwd->pw_uid || !pwd->pw_gid)
+ if (!pwd->pw_uid || !pwd->pw_gid)
return false;
*uid = pwd->pw_uid;
return true;
} /* NGIRCd_getNobodyID */
+#endif
+
static bool
Random_Init_Kern(const char *file)
/**
* Initialize ngIRCd daemon.
*
- * @param NGIRCd_NoDaemon Set to true if ngIRCd should run in the
- * foreground and not as a daemon.
- * @return true on success.
+ * @param NGIRCd_NoDaemon Set to true if ngIRCd should run in the
+ * foreground (and not as a daemon).
+ * @return true on success.
*/
static bool
-NGIRCd_Init( bool NGIRCd_NoDaemon )
+NGIRCd_Init(bool NGIRCd_NoDaemon)
{
static bool initialized;
bool chrooted = false;
/* open /dev/null before chroot() */
fd = open( "/dev/null", O_RDWR);
if (fd < 0)
- Log(LOG_WARNING, "Could not open /dev/null: %s", strerror(errno));
+ Log(LOG_WARNING, "Could not open /dev/null: %s",
+ strerror(errno));
}
- if (!ConnSSL_InitLibrary())
- Log(LOG_WARNING,
- "Warning: Error during SSL initialization, continuing ...");
+ /* SSL initialization */
+ if (!ConnSSL_InitLibrary()) {
+ Log(LOG_ERR, "Error during SSL initialization!");
+ goto out;
+ }
- if( Conf_Chroot[0] ) {
- if( chdir( Conf_Chroot ) != 0 ) {
- Log( LOG_ERR, "Can't chdir() in ChrootDir (%s): %s", Conf_Chroot, strerror( errno ));
+ /* Change root */
+ if (Conf_Chroot[0]) {
+ if (chdir(Conf_Chroot) != 0) {
+ Log(LOG_ERR, "Can't chdir() in ChrootDir (%s): %s!",
+ Conf_Chroot, strerror(errno));
goto out;
}
- if( chroot( Conf_Chroot ) != 0 ) {
- if (errno != EPERM) {
- Log( LOG_ERR, "Can't change root directory to \"%s\": %s",
- Conf_Chroot, strerror( errno ));
- goto out;
- }
+ if (chroot(Conf_Chroot) != 0) {
+ Log(LOG_ERR,
+ "Can't change root directory to \"%s\": %s!",
+ Conf_Chroot, strerror(errno));
+ goto out;
} else {
chrooted = true;
- Log( LOG_INFO, "Changed root and working directory to \"%s\".", Conf_Chroot );
+ Log(LOG_INFO,
+ "Changed root and working directory to \"%s\".",
+ Conf_Chroot);
}
}
+#if !defined(SINGLE_USER_OS)
+ /* Check user ID */
if (Conf_UID == 0) {
- Log(LOG_INFO, "ServerUID must not be 0, using \"nobody\" instead.", Conf_UID);
-
- if (! NGIRCd_getNobodyID(&Conf_UID, &Conf_GID)) {
- Log(LOG_WARNING, "Could not get user/group ID of user \"nobody\": %s",
- errno ? strerror(errno) : "not found" );
+ pwd = getpwuid(0);
+ Log(LOG_INFO,
+ "ServerUID must not be %s(0), using \"nobody\" instead.",
+ pwd ? pwd->pw_name : "?");
+ if (!NGIRCd_getNobodyID(&Conf_UID, &Conf_GID)) {
+ Log(LOG_WARNING,
+ "Could not get user/group ID of user \"nobody\": %s",
+ errno ? strerror(errno) : "not found" );
goto out;
}
}
+ /* Change group ID */
if (getgid() != Conf_GID) {
- /* Change group ID */
if (setgid(Conf_GID) != 0) {
real_errno = errno;
- Log( LOG_ERR, "Can't change group ID to %u: %s", Conf_GID, strerror( errno ));
+ grp = getgrgid(Conf_GID);
+ Log(LOG_ERR, "Can't change group ID to %s(%u): %s!",
+ grp ? grp->gr_name : "?", Conf_GID,
+ strerror(real_errno));
if (real_errno != EPERM)
goto out;
}
+ if (setgroups(0, NULL) != 0) {
+ real_errno = errno;
+ Log(LOG_ERR, "Can't drop supplementary group IDs: %s!",
+ strerror(errno));
+ if (real_errno != EPERM)
+ goto out;
+ }
}
+#endif
+ /* Change user ID */
if (getuid() != Conf_UID) {
- /* Change user ID */
if (setuid(Conf_UID) != 0) {
real_errno = errno;
- Log(LOG_ERR, "Can't change user ID to %u: %s", Conf_UID, strerror(errno));
- if (real_errno != EPERM)
+ pwd = getpwuid(Conf_UID);
+ Log(LOG_ERR, "Can't change user ID to %s(%u): %s!",
+ pwd ? pwd->pw_name : "?", Conf_UID,
+ strerror(real_errno));
+ if (real_errno != EPERM)
goto out;
}
}
/* Normally a child process is forked which isn't any longer
* connected to ther controlling terminal. Use "--nodaemon"
* to disable this "daemon mode" (useful for debugging). */
- if ( ! NGIRCd_NoDaemon ) {
- pid = fork( );
- if( pid > 0 ) {
+ if (!NGIRCd_NoDaemon) {
+ pid = fork();
+ if (pid > 0) {
/* "Old" process: exit. */
- exit( 0 );
+ exit(0);
}
- if( pid < 0 ) {
+ if (pid < 0) {
/* Error!? */
- fprintf( stderr, "%s: Can't fork: %s!\nFatal error, exiting now ...\n",
- PACKAGE_NAME, strerror( errno ));
- exit( 1 );
+ fprintf(stderr,
+ "%s: Can't fork: %s!\nFatal error, exiting now ...\n",
+ PACKAGE_NAME, strerror(errno));
+ exit(1);
}
/* New child process */
-#ifndef NeXT
- (void)setsid( );
+#ifdef HAVE_SETSID
+ (void)setsid();
#else
setpgrp(0, getpid());
#endif
- if (chdir( "/" ) != 0)
- Log(LOG_ERR, "Can't change directory to '/': %s",
+ if (chdir("/") != 0)
+ Log(LOG_ERR, "Can't change directory to '/': %s!",
strerror(errno));
/* Detach stdin, stdout and stderr */
}
pid = getpid();
- Pidfile_Create( pid );
+ Pidfile_Create(pid);
/* Check UID/GID we are running as, can be different from values
* configured (e. g. if we were already started with a UID>0. */
Conf_UID = getuid();
Conf_GID = getgid();
- pwd = getpwuid( Conf_UID );
- grp = getgrgid( Conf_GID );
+ pwd = getpwuid(Conf_UID);
+ grp = getgrgid(Conf_GID);
Log(LOG_INFO, "Running as user %s(%ld), group %s(%ld), with PID %ld.",
- pwd ? pwd->pw_name : "unknown", (long)Conf_UID,
- grp ? grp->gr_name : "unknown", (long)Conf_GID, (long)pid);
+ pwd ? pwd->pw_name : "unknown", (long)Conf_UID,
+ grp ? grp->gr_name : "unknown", (long)Conf_GID, (long)pid);
if (chrooted) {
Log(LOG_INFO, "Running with root directory \"%s\".",
} else
Log(LOG_INFO, "Not running with changed root directory.");
- /* Change working directory to home directory of the user
- * we are running as (only when running in daemon mode and not in chroot) */
+ /* Change working directory to home directory of the user we are
+ * running as (only when running in daemon mode and not in chroot) */
+
+ if (NGIRCd_NoDaemon)
+ return true;
if (pwd) {
- if (!NGIRCd_NoDaemon ) {
- if( chdir( pwd->pw_dir ) == 0 )
- Log( LOG_DEBUG, "Changed working directory to \"%s\" ...", pwd->pw_dir );
- else
- Log( LOG_INFO, "Notice: Can't change working directory to \"%s\": %s",
- pwd->pw_dir, strerror( errno ));
- }
- } else {
- Log( LOG_ERR, "Can't get user informaton for UID %d!?", Conf_UID );
- }
+ if (chdir(pwd->pw_dir) == 0)
+ Log(LOG_DEBUG,
+ "Changed working directory to \"%s\" ...",
+ pwd->pw_dir);
+ else
+ Log(LOG_ERR,
+ "Can't change working directory to \"%s\": %s!",
+ pwd->pw_dir, strerror(errno));
+ } else
+ Log(LOG_ERR, "Can't get user informaton for UID %d!?", Conf_UID);
return true;
out:
projects / ngircd-alex.git / blobdiff