Onionr/src/onionrcommands/daemonlaunch.py

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'''
Onionr - Private P2P Communication
launch the api servers and communicator
'''
'''
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 3 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, see <https://www.gnu.org/licenses/>.
'''
import os, time, sys, platform, sqlite3, signal
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from threading import Thread
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import toomanyobjs
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import config, apiservers, logger, communicator
from onionrplugins import onionrevents as events
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from netcontroller import NetController
from onionrutils import localcommand
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import filepaths
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from coredb import daemonqueue
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from etc import onionrvalues, cleanup
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from onionrcrypto import getourkeypair
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from utils import hastor, logoheader
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from . import version
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import serializeddata
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import runtests
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def _proper_shutdown():
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localcommand.local_command('shutdown')
sys.exit(1)
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def daemon():
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'''
Starts the Onionr communication daemon
'''
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if not hastor.has_tor():
logger.error("Tor is not present in system path or Onionr directory", terminal=True)
sys.exit(1)
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# remove runcheck if it exists
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if os.path.isfile(filepaths.run_check_file):
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logger.debug('Runcheck file found on daemon start, deleting in advance.')
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os.remove(filepaths.run_check_file)
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# Create shared objects
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shared_state = toomanyobjs.TooMany()
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Thread(target=shared_state.get(apiservers.ClientAPI).start, daemon=True, name='client HTTP API').start()
Thread(target=shared_state.get(apiservers.PublicAPI).start, daemon=True, name='public HTTP API').start()
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# Init run time tester (ensures Onionr is running right, for testing purposes)
shared_state.get(runtests.OnionrRunTestManager)
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shared_state.get(serializeddata.SerializedData)
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shared_state.share_object() # share the parent object to the threads
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apiHost = ''
while apiHost == '':
try:
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with open(filepaths.public_API_host_file, 'r') as hostFile:
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apiHost = hostFile.read()
except FileNotFoundError:
pass
time.sleep(0.5)
logger.raw('', terminal=True)
# print nice header thing :)
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if config.get('general.display_header', True):
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logoheader.header()
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version.version(verbosity = 5, function = logger.info)
logger.debug('Python version %s' % platform.python_version())
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if onionrvalues.DEVELOPMENT_MODE:
logger.warn('Development mode enabled', timestamp = False, terminal=True)
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net = NetController(config.get('client.public.port', 59497), apiServerIP=apiHost)
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shared_state.add(net)
logger.info('Tor is starting...', terminal=True)
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if not net.startTor():
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localcommand.local_command('shutdown')
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cleanup.delete_run_files()
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sys.exit(1)
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if len(net.myID) > 0 and config.get('general.security_level', 1) == 0:
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logger.debug('Started .onion service: %s' % (logger.colors.underline + net.myID))
else:
logger.debug('.onion service disabled')
logger.info('Using public key: %s' % (logger.colors.underline + getourkeypair.get_keypair()[0][:52]))
try:
time.sleep(1)
except KeyboardInterrupt:
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pass
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events.event('init', threaded = False)
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events.event('daemon_start')
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communicator.startCommunicator(shared_state)
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localcommand.local_command('shutdown')
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net.killTor()
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try:
time.sleep(5) # Time to allow threads to finish, if not any "daemon" threads will be slaughtered http://docs.python.org/library/threading.html#threading.Thread.daemon
except KeyboardInterrupt:
pass
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cleanup.delete_run_files()
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def _ignore_sigint(sig, frame):
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'''This space intentionally left blank'''
return
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def kill_daemon():
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'''
Shutdown the Onionr daemon (communicator)
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'''
logger.warn('Stopping the running daemon...', timestamp = False, terminal=True)
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try:
# On platforms where we can, fork out to prevent locking
try:
pid = os.fork()
if pid != 0: return
except (AttributeError, OSError) as e: pass
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events.event('daemon_stop')
net = NetController(config.get('client.port', 59496))
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try:
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daemonqueue.daemon_queue_add('shutdown')
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except sqlite3.OperationalError:
pass
net.killTor()
except Exception as e:
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logger.error('Failed to shutdown daemon: ' + str(e), error = e, timestamp = False, terminal=True)
return
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kill_daemon.onionr_help = "Gracefully stops the Onionr API servers"
def start(input: bool = False, override: bool = False):
"""If no lock file, make one and start onionr, error if there is and its not overridden"""
if os.path.exists(filepaths.lock_file) and not override:
logger.fatal('Cannot start. Daemon is already running, or it did not exit cleanly.\n(if you are sure that there is not a daemon running, delete onionr.lock & try again).', terminal=True)
else:
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if not onionrvalues.DEVELOPMENT_MODE:
lockFile = open(filepaths.lock_file, 'w')
lockFile.write('delete at your own risk')
lockFile.close()
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daemon()
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try:
os.remove(filepaths.lock_file)
except FileNotFoundError:
pass
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start.onionr_help = "Start Onionr node (public and clients API servers)"