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add clang-format file
reformat code
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badaix
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105 changed files with 7773 additions and 7723 deletions
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@ -1,6 +1,6 @@
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/***
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This file is part of snapcast
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Copyright (C) 2014-2018 Johannes Pohl
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Copyright (C) 2014-2019 Johannes Pohl
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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@ -18,154 +18,148 @@
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#include "daemon.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <syslog.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#include <pwd.h>
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#include <grp.h>
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#include <iostream>
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#include "common/snapException.h"
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#include "common/strCompat.h"
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#include "common/utils/file_utils.h"
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#include "common/utils.h"
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#include "common/utils/file_utils.h"
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#include <fcntl.h>
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#include <grp.h>
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#include <iostream>
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#include <pwd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <syslog.h>
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#include <unistd.h>
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Daemon::Daemon(const std::string& user, const std::string& group, const std::string& pidfile) :
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pidFilehandle_(-1),
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user_(user),
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group_(group),
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pidfile_(pidfile)
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Daemon::Daemon(const std::string& user, const std::string& group, const std::string& pidfile)
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: pidFilehandle_(-1), user_(user), group_(group), pidfile_(pidfile)
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{
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if (pidfile.empty() || pidfile.find('/') == std::string::npos)
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throw SnapException("invalid pid file \"" + pidfile + "\"");
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if (pidfile.empty() || pidfile.find('/') == std::string::npos)
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throw SnapException("invalid pid file \"" + pidfile + "\"");
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}
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Daemon::~Daemon()
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{
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if (pidFilehandle_ != -1)
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close(pidFilehandle_);
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if (pidFilehandle_ != -1)
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close(pidFilehandle_);
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}
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void Daemon::daemonize()
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{
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std::string pidfileDir(pidfile_.substr(0, pidfile_.find_last_of('/')));
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utils::file::mkdirRecursive(pidfileDir.c_str(), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
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std::string pidfileDir(pidfile_.substr(0, pidfile_.find_last_of('/')));
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utils::file::mkdirRecursive(pidfileDir.c_str(), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
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/// Ensure only one copy
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pidFilehandle_ = open(pidfile_.c_str(), O_RDWR|O_CREAT, 0644);
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if (pidFilehandle_ == -1 )
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{
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/// Couldn't open lock file
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throw SnapException("Could not open PID lock file \"" + pidfile_ + "\"");
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}
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/// Ensure only one copy
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pidFilehandle_ = open(pidfile_.c_str(), O_RDWR | O_CREAT, 0644);
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if (pidFilehandle_ == -1)
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{
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/// Couldn't open lock file
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throw SnapException("Could not open PID lock file \"" + pidfile_ + "\"");
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}
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uid_t user_uid = (uid_t)-1;
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gid_t user_gid = (gid_t)-1;
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std::string user_name;
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//#ifdef FREEBSD
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// bool had_group = false;
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//#endif
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uid_t user_uid = (uid_t)-1;
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gid_t user_gid = (gid_t)-1;
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std::string user_name;
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//#ifdef FREEBSD
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// bool had_group = false;
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//#endif
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if (!user_.empty())
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{
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struct passwd *pwd = getpwnam(user_.c_str());
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if (pwd == nullptr)
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throw SnapException("no such user \"" + user_ + "\"");
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user_uid = pwd->pw_uid;
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user_gid = pwd->pw_gid;
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user_name = strdup(user_.c_str());
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/// this is needed by libs such as arts
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setenv("HOME", pwd->pw_dir, true);
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}
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if (!user_.empty())
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{
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struct passwd* pwd = getpwnam(user_.c_str());
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if (pwd == nullptr)
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throw SnapException("no such user \"" + user_ + "\"");
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user_uid = pwd->pw_uid;
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user_gid = pwd->pw_gid;
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user_name = strdup(user_.c_str());
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/// this is needed by libs such as arts
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setenv("HOME", pwd->pw_dir, true);
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}
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if (!group_.empty())
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{
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struct group *grp = getgrnam(group_.c_str());
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if (grp == nullptr)
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throw SnapException("no such group \"" + group_ + "\"");
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user_gid = grp->gr_gid;
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//#ifdef FREEBSD
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// had_group = true;
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//#endif
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}
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if (!group_.empty())
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{
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struct group* grp = getgrnam(group_.c_str());
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if (grp == nullptr)
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throw SnapException("no such group \"" + group_ + "\"");
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user_gid = grp->gr_gid;
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//#ifdef FREEBSD
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// had_group = true;
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//#endif
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}
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if (chown(pidfile_.c_str(), user_uid, user_gid) == -1)
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{
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/// Couldn't open lock file
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throw SnapException("Could not chown PID lock file \"" + pidfile_ + "\"");
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}
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if (chown(pidfile_.c_str(), user_uid, user_gid) == -1)
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{
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/// Couldn't open lock file
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throw SnapException("Could not chown PID lock file \"" + pidfile_ + "\"");
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}
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/// set gid
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if (user_gid != (gid_t)-1 && user_gid != getgid() && setgid(user_gid) == -1)
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throw SnapException("Failed to set group " + cpt::to_string((int)user_gid));
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/// set gid
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if (user_gid != (gid_t)-1 && user_gid != getgid() && setgid(user_gid) == -1)
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throw SnapException("Failed to set group " + cpt::to_string((int)user_gid));
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//#if defined(FREEBSD) && !defined(MACOS)
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//#ifdef FREEBSD
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/// init supplementary groups
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/// (must be done before we change our uid)
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/// no need to set the new user's supplementary groups if we are already this user
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// if (!had_group && user_uid != getuid() && initgroups(user_name, user_gid) == -1)
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// throw SnapException("Failed to set supplementary groups of user \"" + user + "\"");
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//#endif
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/// set uid
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if (user_uid != (uid_t)-1 && user_uid != getuid() && setuid(user_uid) == -1)
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throw SnapException("Failed to set user " + user_);
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//#if defined(FREEBSD) && !defined(MACOS)
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//#ifdef FREEBSD
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/// init supplementary groups
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/// (must be done before we change our uid)
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/// no need to set the new user's supplementary groups if we are already this user
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// if (!had_group && user_uid != getuid() && initgroups(user_name, user_gid) == -1)
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// throw SnapException("Failed to set supplementary groups of user \"" + user + "\"");
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//#endif
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/// set uid
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if (user_uid != (uid_t)-1 && user_uid != getuid() && setuid(user_uid) == -1)
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throw SnapException("Failed to set user " + user_);
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/// Our process ID and Session ID
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pid_t pid, sid;
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/// Our process ID and Session ID
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pid_t pid, sid;
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/// Fork off the parent process
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pid = fork();
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if (pid < 0)
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exit(EXIT_FAILURE);
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/// Fork off the parent process
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pid = fork();
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if (pid < 0)
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exit(EXIT_FAILURE);
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/// If we got a good PID, then we can exit the parent process.
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if (pid > 0)
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exit(EXIT_SUCCESS);
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/// If we got a good PID, then we can exit the parent process.
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if (pid > 0)
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exit(EXIT_SUCCESS);
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/// Change the file mode mask
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umask(0);
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/// Change the file mode mask
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umask(0);
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/// Open any logs here
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/// Open any logs here
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/// Create a new SID for the child process
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sid = setsid();
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if (sid < 0)
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{
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/// Log the failure
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exit(EXIT_FAILURE);
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}
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/// Create a new SID for the child process
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sid = setsid();
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if (sid < 0)
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{
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/// Log the failure
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exit(EXIT_FAILURE);
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}
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/// Change the current working directory
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if ((chdir("/")) < 0)
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{
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/// Log the failure
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exit(EXIT_FAILURE);
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}
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/// Change the current working directory
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if ((chdir("/")) < 0)
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{
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/// Log the failure
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exit(EXIT_FAILURE);
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}
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/// Try to lock file
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if (lockf(pidFilehandle_, F_TLOCK, 0) == -1)
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throw SnapException("Could not lock PID lock file \"" + pidfile_ + "\"");
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/// Try to lock file
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if (lockf(pidFilehandle_, F_TLOCK, 0) == -1)
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throw SnapException("Could not lock PID lock file \"" + pidfile_ + "\"");
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char str[10];
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/// Get and format PID
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sprintf(str, "%d\n", getpid());
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char str[10];
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/// Get and format PID
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sprintf(str, "%d\n", getpid());
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/// write pid to lockfile
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if (write(pidFilehandle_, str, strlen(str)) != (int)strlen(str))
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throw SnapException("Could not write PID to lock file \"" + pidfile_ + "\"");
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/// write pid to lockfile
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if (write(pidFilehandle_, str, strlen(str)) != (int)strlen(str))
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throw SnapException("Could not write PID to lock file \"" + pidfile_ + "\"");
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/// Close out the standard file descriptors
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close(STDIN_FILENO);
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close(STDOUT_FILENO);
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close(STDERR_FILENO);
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/// Close out the standard file descriptors
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close(STDIN_FILENO);
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close(STDOUT_FILENO);
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close(STDERR_FILENO);
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}
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