diff options
Diffstat (limited to 'src/daemon.cc')
-rw-r--r-- | src/daemon.cc | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/src/daemon.cc b/src/daemon.cc deleted file mode 100644 index 6e46bd5..0000000 --- a/src/daemon.cc +++ /dev/null @@ -1,118 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/*************************************************************************** - * daemon.cc - * - * Thu Jun 9 10:27:59 CEST 2005 - * Copyright 2005 Bent Bisballe - * deva@aasimon.org - ****************************************************************************/ - -/* - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "daemon.h" - -#include <sys/stat.h> -#include <unistd.h> -#include <fcntl.h> -#include <signal.h> -#include <stdio.h> - -// For getgrent and getgrent -#include <sys/types.h> -#include <grp.h> -#include <pwd.h> - -// For strcmp -#include <string.h> - -Daemon::Daemon() -{} - -Daemon::~Daemon() -{} - -int Daemon::run(const char *user, const char* group) -{ - int f; - int fd; - - // Fetch user id - int uid = -1; - struct passwd *p = getpwent(); - while(p) { - if(strcmp(p->pw_name, user) == 0) uid = p->pw_uid; - p = getpwent(); - } - if(uid == -1) { - fprintf(stderr, "Could not find user \"%s\" in /etc/passwd file.\n", user); - } - - // Fetch group id - int gid = -1; - struct group *g = getgrent(); - while(g) { - if(strcmp(g->gr_name, group) == 0) gid = g->gr_gid; - g = getgrent(); - } - if(gid == -1) { - fprintf(stderr, "Could not find group \"%s\" in /etc/group file.\n", group); - } - - chdir("/"); - umask(0); - - f = fork(); - switch(f) { - case -1: // Fork error - perror("Fork in daemon.cc"); - return 1; - - case 0: // Forked child - // Switch to given group - if(setgid(gid) != 0) { - fprintf(stderr, "Failed to change to group \"%s\" (gid: %d), quitting.\n", group, gid); - perror(""); - fprintf(stderr, "Runnning daemon as current group\n"); - } - - // Switch to given user - if(setuid(uid) != 0) { - fprintf(stderr, "Failed to change to user \"%s\" (uid: %d), quitting.\n", user, uid); - perror(""); - fprintf(stderr, "Runnning daemon as current user\n"); - } - - // Redirect stdin, stdout and stderr to /dev/null - fd = open("/dev/null", O_NOCTTY | O_RDWR, 0666); - - dup2(0, fd); - dup2(1, fd); - dup2(2, fd); - - setsid(); - - signal (SIGTERM, SIG_IGN); - signal (SIGINT, SIG_IGN); - signal (SIGHUP, SIG_IGN); - - return daemon_main(); - - default: // Parent - // exit(0); - return 0; - } -} |