def main():
parser = get_parser()
opts, args = parser.parse_args()
load_config_or_exit(opts.configfile)
if opts.check and opts.background:
parser.error(
'--check --background makes no sense, how will you know the result?'
)
if not opts.background:
log_to_stream(sys.stderr,
level=logging.DEBUG if opts.debug else logging.WARNING)
return doit(opts)
else:
pidlockfile = PIDLockFile(PIDFILE)
existing_pid = pidlockfile.read_pid()
if existing_pid:
if process_is_alive(existing_pid):
sys.stderr.write(
'Another beaker-init process is running (pid %s)\n' %
existing_pid)
return 1
else:
sys.stderr.write('Pid file %s exists but pid %s is dead, '
'removing the pid file\n' %
(PIDFILE, existing_pid))
pidlockfile.break_lock()
with daemon.DaemonContext(pidfile=pidlockfile, detach_process=True):
log_to_syslog('beaker-init')
return doit(opts)
def start(self):
lock_file = PIDLockFile(self._file_name)
if lock_file.is_locked():
print("Already run this daenon.")
else:
with daemon.DaemonContext(pidfile=lock_file):
# TODO : Add code about error and exception.
self.run(self._path)
def start_daemon(pidfile, process, stdout=None, stderr=None, **kwargs):
if pidfile:
pidfile = PIDLockFile(pidfile)
try:
pidfile.acquire(timeout=1.0)
pidfile.release()
except LockFailed:
raise
else:
pidfile = None
stdout = stdout or sys.stdout
stderr = stderr or sys.stderr
with DaemonContext(pidfile=pidfile, stdout=stdout, stderr=stderr, **kwargs):
process.start()
def do_vpn_client(walt_vpn_entrypoint):
# setup credentials if needed
if not PRIV_KEY_FILE.exists():
sys.exit("Run the following command once, first: 'walt-vpn-setup-credentials <walt-server>'")
# Create TAP
tap, tap_name = createtap()
# create bridge
if not (Path('/sys/class/net') / BRIDGE_INTF).exists():
check_call('ip link add %s type bridge' % BRIDGE_INTF, shell=True)
check_call('ip link set up dev %s' % BRIDGE_INTF, shell=True)
# bring it up, add it to bridge
check_call('ip link set up dev %(intf)s' % dict(intf = tap_name), shell=True)
check_call('ip link set master ' + BRIDGE_INTF + ' dev ' + tap_name, shell=True)
print('added ' + tap_name + ' to bridge ' + BRIDGE_INTF)
# start loop
if DEBUG:
print('Running...')
vpn_client_loop(tap, walt_vpn_entrypoint)
else:
print('Going to background.')
with daemon.DaemonContext(
files_preserve = [tap],
pidfile = PIDLockFile('/var/run/walt-vpn-client.pid')):
vpn_client_loop(tap, walt_vpn_entrypoint)
def start_daemon():
"""
Returns
-------
pid: int or None
PID of the daemon if started successfully, None otherwise.
"""
pid = get_daemon_pid()
if pid is None:
print("starting daemon")
else:
print(f"daemon seems already running under PID={pid}")
log_fd = open(_LOG_FILE, 'w+')
context = daemon.DaemonContext(
pidfile=PIDLockFile(_PID_FILE),
working_directory=_WORKING_DIR,
stdout=log_fd,
stderr=log_fd,
)
def start():
with context:
logger = logging.getLogger('serial_driver_daemon')
logger.setLevel(logging.DEBUG)
fh = logging.FileHandler(_LOG_FILE, mode='w+')
fh.setLevel(_LOG_LEVEL)
logger.addHandler(fh)
logging.basicConfig(level=_LOG_LEVEL)
try:
daemon_code()
except Exception:
logger.exception("daemon failed")
raise
# daemonize the current(!) process,
# but we don't want to be it, because
# we could not run more code then..
p = Process(target=start, name="some_foo")
p.start()
p.join(1)
if p.is_alive() or p.exitcode != 0:
raise RuntimeError("something went wrong")
# wait until file was created and just
# a bit longer until it also was written
t0 = time.time()
while time.time() - t0 < 5:
if os.path.exists(_PID_FILE):
break
time.sleep(0.1)
return get_daemon_pid()
def _start(self):
'''
Set the daemon context and run the application.
'''
pidlock = PIDLockFile(self.pidfile)
with DaemonContext(
pidfile=pidlock,
working_directory=os.path.dirname(os.path.realpath(__file__)) +
os.sep,
stdout=self.fh.stream,
stderr=self.fh.stream):
return self.run()
def __init__(self, server_config, daemon_config):
self.context = DaemonContext(working_directory=os.getcwd())
self.context.server = SBDServer(*server_config)
self.context.files_preserve = [self.context.server.fileno()]
pidfile, stdout, stderr = daemon_config
if pidfile: self.context.pidfile = PIDLockFile(pidfile)
if stdout: self.context.stdout = open(stdout, "w+")
if stderr: self.context.stderr = open(stderr, "w+")
self.context.signal_map = {SIGINT: self.down}
def start(daemon=True, **kwargs):
lock = PIDLockFile(os.path.join(RAMMON_PATH, "rammon.pid"))
if lock.is_locked():
try:
Process(lock.read_pid())
print("Rammon is already running")
sys.exit(1)
except NoSuchProcess:
print(
"Rammon was stopped, however it was stopped uncleanly leaving behind a pidfile.\n"
"Breaking pidfile lock...")
lock.break_lock()
if daemon:
logger.info("Starting rammon as a daemon...")
else:
logger.info("Starting rammon in the foreground...")
if daemon:
if try_systemd_start():
logger.info("Starting with systemd...")
sys.exit(0)
else:
mon = RamMonitor()
set_handlers(mon)
logger.info("Starting without systemd...")
with DaemonContext(umask=0o077,
pidfile=lock,
detach_process=daemon):
mon.start()
else:
with lock:
mon = RamMonitor()
set_handlers(mon)
mon.start()
def main():
opt_parser = OptionParser()
opt_parser.add_option("-c","--config",action="store",type="string",
dest="config",default="~/.articles.ini",
help="specify the configure file [default:~/.articles.ini]")
opt_parser.add_option("-n","--no-cgi-server",action="store_true",dest="nocgi",
help="only generate HTML file (CGI server does not stand)")
opt_parser.add_option("-i","--install",action="store_true",dest="install",
help="install attachments (CGI server does not stand)")
opt_parser.add_option("-b","--getbib",action="store_true",dest="getbib",
help="get bib infos for .pdf files whose bibtexkey is absent in .bib file")
opt_parser.add_option("-d","--daemonize",action="store_true",dest="daemonize",
help="stand CGI server as a daemon process (experimental)")
(option,args) = opt_parser.parse_args()
config_file = os.path.expanduser(option.config)
if not os.path.exists(config_file):
print("configure file does not exists : " + config_file)
sys.exit(1)
try:
config = configure.read(config_file)
except UserWarning as e:
print("\nERROR : configure file is invalid.")
print e
sys.exit(1)
if option.getbib:
bibupdate.update(config,silent=False)
return
bib2html.generate(config)
if option.install:
copy_attachment(config)
return
pid_filename = "/tmp/articles.pid"
log_filename = "server.log"
if not option.nocgi:
if option.daemonize and not os.path.exists(pid_filename):
from daemon import DaemonContext
from daemon.pidfile import PIDLockFile
dc = DaemonContext(
pidfile = PIDLockFile(pid_filename),
stderr = open(log_filename,"w+"),
working_directory = os.getcwd(),
)
with dc:
start_CGI_server(config)
else:
start_CGI_server(config)
def _daemonize(self, func, config):
from daemon import DaemonContext
try:
from daemon.pidfile import TimeoutPIDLockFile as PIDLockFile
except:
from daemon.pidlockfile import PIDLockFile
pidlock = PIDLockFile('/var/run/fedmsg/%s.pid' % self.name)
output = file('/var/log/fedmsg/%s.log' % self.name, 'a')
daemon = DaemonContext(pidfile=pidlock, stdout=output, stderr=output)
daemon.terminate = self._handle_signal
with daemon:
return func(**config)
def main():
parser = get_parser()
opts, args = parser.parse_args()
load_config_or_exit(opts.configfile)
if opts.check and opts.background:
parser.error('--check --background makes no sense, how will you know the result?')
if not opts.background:
log_to_stream(sys.stderr, level=logging.DEBUG if opts.debug else logging.WARNING)
return doit(opts)
else:
pidlockfile = PIDLockFile(PIDFILE)
existing_pid = pidlockfile.read_pid()
if existing_pid:
if process_is_alive(existing_pid):
sys.stderr.write('Another beaker-init process is running (pid %s)\n'
% existing_pid)
return 1
else:
sys.stderr.write('Pid file %s exists but pid %s is dead, '
'removing the pid file\n' % (PIDFILE, existing_pid))
pidlockfile.break_lock()
with daemon.DaemonContext(pidfile=pidlockfile, detach_process=True):
log_to_syslog('beaker-init')
return doit(opts)
def _daemonize(func):
from daemon import DaemonContext
try:
from daemon.pidfile import TimeoutPIDLockFile as PIDLockFile
except:
from daemon.pidlockfile import PIDLockFile
pidlock = PIDLockFile('/var/run/mattd/mattd.pid')
stdout = file('/var/log/mattd/mattd-stdout.log', 'a')
stderr = file('/var/log/mattd/mattd-stderr.log', 'a')
daemon = DaemonContext(pidfile=pidlock, stdout=stdout, stderr=stderr)
#daemon.terminate = _handle_signal
with daemon:
return func()
def start(args):
port = int(args.port)
log_path = args.logfilepath
lock_path = args.lockfile
data_path = utility.abspath(args.json)
utility.check_file(data_path)
app.config["DATA_PATH"] = data_path
app.config["SECRET_KEY"] = "development key"
if not op.exists(lock_path):
dc = DaemonContext(pidfile=PIDLockFile(lock_path),
stderr=open(log_path, "w+"),
working_directory=ROOT)
with dc:
app.run(port=port)
else:
raise exception.DataProcessorError("Server already stands.")
def status(**kwargs):
lock = PIDLockFile(os.path.join(RAMMON_PATH, "rammon.pid"))
if lock.is_locked():
try:
Process(lock.read_pid())
print("Rammon is running" +
(", and auto-start is enabled" if is_enabled() else ""))
except NoSuchProcess:
print(
"Rammon is stopped, however it was stopped uncleanly leaving behind a pidfile.\n"
"Breaking pidfile lock...")
lock.break_lock()
else:
print("Rammon is stopped" +
(", but auto-start is enabled" if is_enabled() else ""))
def _daemonize(self):
import psutil
from daemon import DaemonContext
try:
from daemon.pidfile import TimeoutPIDLockFile as PIDLockFile
except:
from daemon.pidlockfile import PIDLockFile
pidlock = PIDLockFile('/var/run/fedmsg/%s.pid' % self.name)
pid = pidlock.read_pid()
if pid and not psutil.pid_exists(pid):
self.log.warn("PID file exists but with no proc: coup d'etat!")
pidlock.break_lock()
output = file('/var/log/fedmsg/%s.log' % self.name, 'a')
daemon = DaemonContext(pidfile=pidlock, stdout=output, stderr=output)
daemon.terminate = self._handle_signal
with daemon:
return self.run()
def stop(**kwargs):
lock = PIDLockFile(os.path.join(RAMMON_PATH, "rammon.pid"))
if try_systemd_stop():
logger.info("Stopping rammon daemon with systemd...")
if lock.is_locked():
try:
proc = Process(lock.read_pid())
proc.terminate()
try:
proc.wait(1)
except TimeoutExpired:
print("Rammon did not stop gracefully, killing it...")
proc.kill()
lock.break_lock()
logger.info("Rammon stopped successfully")
except NoSuchProcess:
logger.warning(
"Rammon was already stopped, but had not stopped cleanly.\n"
"Breaking pidfile lock...")
lock.break_lock()
else:
logger.error("Rammon is already stopped")
sys.exit(1)
def daemon():
def die_in_a_fire(signum, stack):
for thread in threads:
thread.kill()
import signal
from daemon import DaemonContext
try:
from daemon.pidfile import TimeoutPIDLockFile as PIDLockFile
except:
from daemon.pidlockfile import PIDLockFile
config = appconfig("config:" + find_config_file())
#pidlock = PIDLockFile('/var/run/fedoracommunity/worker.pid')
#output = file('/var/log/fedoracommunity/worker.log', 'a')
pidlock = PIDLockFile(
config.get('cache-worker.pidfile', '/tmp/fedoracommunity-worker.pid'))
output = file(
config.get('cache-worker.logfile', '/tmp/fedoracommunity-worker.log'),
'a')
daemon = DaemonContext(pidfile=pidlock, stdout=output, stderr=output)
daemon.terminate = die_in_a_fire
n = int(config.get('cache-worker.threads', '8'))
with daemon:
log.info("Creating %i threads" % n)
for i in range(n):
threads.append(Thread())
for thread in threads:
thread.start()
# I used to do thread.join() here, but that makes it so the
# signal_handler never gets fired. Crazy python...
while any([not thread.die for thread in threads]):
time.sleep(2)
def main():
# Check user
if os.getuid() != _uid:
print('daemon must be run by the libreeye user', file=sys.stderr)
sys.exit(errno.EPERM)
# Create DaemonContext
context = DaemonContext(uid=_uid,
gid=_gid,
pidfile=PIDLockFile('/tmp/libreeyed.pid'))
# Create daemon, complete DaemonContext configuration
daemon = Daemon(context=context)
# Check lock
if context.pidfile.is_locked():
try:
os.kill(context.pidfile.read_pid(), 0)
except OSError:
context.pidfile.break_lock()
else:
print('daemon is already running!', file=sys.stderr)
sys.exit(errno.EEXIST)
# Start daemon
with context:
daemon.run()
import time
import daemon
from daemon.pidfile import PIDLockFile
import logging
from logging import handlers
logger = logging.getLogger("mylogger")
logger.setLevel(logging.INFO)
file_handler = handlers.RotatingFileHandler("log/daemon.log",
maxBytes=(1024 * 1024 * 512),
backupCount=3)
logger.addHandler(file_handler)
pidLockfile = PIDLockFile('.pid')
if pidLockfile.is_locked():
print("running already (pid: %d)" % pidLockfile.read_pid())
exit(1)
context = daemon.DaemonContext(pidfile=pidLockfile)
logfile_fileno = file_handler.stream.fileno()
context.files_preserve = [logfile_fileno]
def main():
while True:
time.sleep(0.5)
with context:
def _get_daemon_context(self):
return daemon.DaemonContext(
working_directory='.',
pidfile=PIDLockFile(self.pidfile)
)
import os, sys
import bjoern
import daemon
# import logging
from daemon.pidfile import PIDLockFile
from kaqpay import app
if __name__ == '__main__':
current_dir = os.getcwd()
pidfile = PIDLockFile(app.config.get('PID_FILE'))
if pidfile.is_locked():
print("Running Already (pid: {})".format(pidfile.read_pid()))
# can use logging but why make things complicated?
stdout = open(app.config.get('STDOUT_LOG'), 'a+')
stderr = open(app.config.get('STDERR_LOG'), 'a+')
ctx = daemon.DaemonContext(working_directory=current_dir,
umask=0o002,
pidfile=pidfile,
stdout=stdout,
stderr=stderr)
with ctx:
bjoern.run(app, 'localhost', 9091)
import os
import signal
import ssl
import sys
import colorama
import daemon
from daemon.pidfile import PIDLockFile
CONF_DIR = os.path.expanduser('~/.tctools/frontserver/')
REPO_DIR = os.path.expanduser('~/.tctools/repo/')
CONF_JSON_FILE = os.path.join(CONF_DIR, "config.json")
PEM_FILE = os.path.join(REPO_DIR, "frontserver", "pemfile.pem")
CWD = os.getcwd()
HTTP_PORT = 8800
PID_LOCK_FILE = PIDLockFile('/tmp/frontserver.pid')
def test(HandlerClass, ServerClass, port, protocol="HTTP/1.0"):
server_address = ('', port)
HandlerClass.protocol_version = protocol
httpd = ServerClass(server_address, HandlerClass)
httpd.socket = ssl.wrap_socket(httpd.socket,
server_side=True,
certfile=PEM_FILE)
httpd.serve_forever()
class CORSRequestHandler(SimpleHTTPRequestHandler):
def end_headers(self):
self.send_header('Access-Control-Allow-Origin', '*')
def main():
try:
import twisted
except ImportError:
print "Orbited requires Twisted, which is not installed. See http://twistedmatrix.com/trac/ for installation instructions."
sys.exit(1)
#################
# This corrects a bug in Twisted 8.2.0 for certain Python 2.6 builds on Windows
# Twisted ticket: http://twistedmatrix.com/trac/ticket/3868
# -mario
try:
from twisted.python import lockfile
except ImportError:
from orbited import __path__ as orbited_path
sys.path.append(os.path.join(orbited_path[0], "hotfixes", "win32api"))
from twisted.python import lockfile
lockfile.kill = None
#################
from optparse import OptionParser
parser = OptionParser()
parser.add_option("-c",
"--config",
dest="config",
default=None,
help="path to configuration file")
parser.add_option("-v",
"--version",
dest="version",
action="store_true",
default=False,
help="print Orbited version")
parser.add_option("-p",
"--profile",
dest="profile",
action="store_true",
default=False,
help="run Orbited with a profiler")
parser.add_option(
"-q",
"--quickstart",
dest="quickstart",
action="store_true",
default=False,
help="run Orbited on port 8000 and MorbidQ on port 61613")
parser.add_option(
"-d",
"--daemon",
dest="daemon",
action="store_true",
default=False,
help="run Orbited as a daemon (requires the python-daemon package)")
parser.add_option(
"--pid-file",
dest="pidfile",
default="/var/run/orbited/orbited.pid",
help=("use PIDFILE as the orbited daemon pid file",
"; defaults to '/var/run/orbited/orbited.pid'"),
)
MemoryUtil.add_options_to_parser(parser)
(options, args) = parser.parse_args()
if args:
print 'the "orbited" command does not accept positional arguments. type "orbited -h" for options.'
sys.exit(1)
if options.version:
print "Orbited version: %s" % (version, )
sys.exit(0)
global logger
if options.quickstart:
logging.basicConfig()
logger = logging.getLogger(__name__)
config.map['[listen]'].append('http://:8000')
config.map['[listen]'].append('stomp://:61613')
config.map['[access]'][('localhost', 61613)] = ['*']
logger.info("Quickstarting Orbited")
else:
# load configuration from configuration
# file and from command line arguments.
config.setup(options=options)
logging.config.fileConfig(options.config)
logger = logging.getLogger(__name__)
logger.info("Starting Orbited with config file %s" % options.config)
if options.daemon:
try:
from daemon import DaemonContext
from daemon.pidfile import PIDLockFile
pidlock = PIDLockFile(options.pidfile)
daemon = DaemonContext(pidfile=pidlock)
logger.debug('daemonizing with pid file %r', options.pidfile)
daemon.open()
logger.debug('daemonized!')
except Exception, exc:
logger.debug(exc)
def reload_program_config():
"""docstring for reload_program_config"""
logger.warn('stop daemon')
exit()
logger.info('start daemon')
parser = argparse.ArgumentParser(version='1.0')
parser.add_argument('-d', action="store_true", default=False,
help='daemonize')
args = parser.parse_args()
if args.d:
dc = DaemonContext(
pidfile = PIDLockFile('/tmp/lost.pid'),
files_preserve = [logger.handlers[0].stream],
signal_map = {
signal.SIGTERM: reload_program_config
}
)
with dc:
while True:
logger.info('daemon working')
time.sleep(2)
else:
while True:
logger.info('daemon working')
time.sleep(2)
parser.add_option('-P', '--pidfile')
parser.add_option('-U', '--user')
parser.add_option('--queue-check-interval', type='int', default=60)
parser.add_option('--process-delay-count', type='int', default=2)
options, args = parser.parse_args()
if not options.sqs_name and not args:
parser.error("Must specify SQS queue name or rpm file args")
if options.sqs_name and args:
parser.error("Don't give file args when specifying an SQS queue")
if options.daemon:
import daemon
daemon_args = {}
if options.pidfile:
try:
# daemon 1.6+ uses pidfile module
from daemon.pidfile import PIDLockFile
except ImportError:
from daemon.pidlockfile import PIDLockFile
daemon_args['pidfile'] = PIDLockFile(options.pidfile)
if options.user:
import pwd
user = pwd.getpwnam(options.user)
daemon_args['uid'] = user.pw_uid
daemon_args['gid'] = user.pw_gid
with daemon.DaemonContext(**daemon_args):
main(options, args)
else:
main(options, args)
if log_type == 'dir':
shutil.rmtree(LogFile, ignore_errors=True)
logger.logger.info('%s :: Removed Log File : %s',
GetCurFunc(), LogFile)
except Exception as e:
logger.logger.info('%s :: Remove Log File Failure : %s',
GetCurFunc(), e)
logger.logger.info('dellog.py End ===================')
if __name__ == "__main__":
# logger = DaemonLogger("dellogLog")
logger = DaemonLogger()
app = App()
daemon_runner = runner.DaemonRunner(app)
daemon_runner.daemon_context.files_preserve = [logger.hdlr.stream.fileno()]
try:
daemon_runner.do_action()
except LockTimeout:
pidLockfile = PIDLockFile(app.pidfile_path)
if pidLockfile.is_locked():
print "dellog running already (pid: %s)" % (pidLockfile.read_pid())
logger.logger.info("dellog running already (pid: %s)",
pidLockfile.read_pid())
logger.logger.info('sys.exit')
sys.exit()
except runner.DaemonRunnerStopFailureError:
print "dellog not running !!"
sys.exit()
os.remove(pidfile)
sys.exit()
pidfile = '/tmp/iqutefy.pid'
# check if pidfile refers to dead process
# if so, remove it
if os.path.isfile(pidfile):
with open(pidfile) as pf:
pid = int(pf.readline())
if not psutil.pid_exists(pid):
os.remove(pidfile)
with daemon.DaemonContext(detach_process=False,
pidfile=PIDLockFile(pidfile),
signal_map={signal.SIGTERM: cleanup}):
inotify = INotify()
watch_flags = flags.CREATE | flags.MODIFY
wd = inotify.add_watch(sys.argv[1], watch_flags)
process = psutil.Process()
# inotify iterator runs out immediately
while True:
for event in inotify.read():
os.system('qutebrowser :config-source')
# kill after qutebrowser exits
# not reached on SIGKILL
cleanup()
from TaskManager import TaskManager
from db import MongoDataAdapter
from time import sleep
from daemon.pidfile import PIDLockFile
import psutil
def create_task_manager(db, max_tasks, scan_interval):
# TaskManager instance.
tm = TaskManager(mongo, max_tasks=max_tasks, scan_interval=scan_interval)
return tm
lock = PIDLockFile('pet.pid')
if lock.is_locked() and not lock.i_am_locking():
if not psutil.pid_exists(lock.read_pid()):
print 'The pidlock is hold by a void process. Breaking it.'
lock.break_lock()
else:
print 'Another process is holding pidlock. Exit.'
exit()
print 'Acquiring pidlock.'
lock.acquire(timeout=5)
# TODO Load config.
mongo = MongoDataAdapter.create_adapter('GatesPet')
max_tasks = 50
scan_interval = 10
process_interval = 120
tm = create_task_manager(mongo, max_tasks, scan_interval)
#!/usr/bin/python
from __future__ import with_statement
from daemon import DaemonContext
# Fedoraの場合
from daemon.pidfile import PIDLockFile
# Fedora以外の場合
from daemon.pidlockfile import PIDLockFile
dc = DaemonContext(
pidfile=PIDLockFile('./tmp/lock'),
stderr=open('./tmp/lock', 'w+')
)
with dc:
print("test")
import signal
import argparse
logging.config.fileConfig("logging.conf")
logger = logging.getLogger("app")
def reload_program_config():
"""docstring for reload_program_config"""
logger.warn('stop daemon')
exit()
logger.info('start daemon')
parser = argparse.ArgumentParser(version='1.0')
parser.add_argument('-d', action="store_true", default=False, help='daemonize')
args = parser.parse_args()
if args.d:
dc = DaemonContext(pidfile=PIDLockFile('/tmp/lost.pid'),
files_preserve=[logger.handlers[0].stream],
signal_map={signal.SIGTERM: reload_program_config})
with dc:
while True:
logger.info('daemon working')
time.sleep(2)
else:
while True:
logger.info('daemon working')
time.sleep(2)
