added watchdog, use it to kill tor

This commit is contained in:
Kevin Froman 2019-12-09 05:02:37 -06:00
parent 63c0c51f38
commit 15872f8f7c
5 changed files with 56 additions and 2 deletions

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@ -11,3 +11,4 @@ streamedrequests==1.0.0
jinja2==2.10.3
toomanyobjs==1.1.0
niceware==0.2.1
psutil==5.6.7

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@ -140,6 +140,18 @@ markupsafe==1.1.1 \
niceware==0.2.1 \
--hash=sha256:0f8b192f2a1e800e068474f6e208be9c7e2857664b33a96f4045340de4e5c69c \
--hash=sha256:cf2dc0e1567d36d067c61b32fed0f1b9c4534ed511f9eeead4ba548d03b5c9eb
psutil==5.6.7 \
--hash=sha256:094f899ac3ef72422b7e00411b4ed174e3c5a2e04c267db6643937ddba67a05b \
--hash=sha256:10b7f75cc8bd676cfc6fa40cd7d5c25b3f45a0e06d43becd7c2d2871cbb5e806 \
--hash=sha256:1b1575240ca9a90b437e5a40db662acd87bbf181f6aa02f0204978737b913c6b \
--hash=sha256:21231ef1c1a89728e29b98a885b8e0a8e00d09018f6da5cdc1f43f988471a995 \
--hash=sha256:28f771129bfee9fc6b63d83a15d857663bbdcae3828e1cb926e91320a9b5b5cd \
--hash=sha256:70387772f84fa5c3bb6a106915a2445e20ac8f9821c5914d7cbde148f4d7ff73 \
--hash=sha256:b560f5cd86cf8df7bcd258a851ca1ad98f0d5b8b98748e877a0aec4e9032b465 \
--hash=sha256:b74b43fecce384a57094a83d2778cdfc2e2d9a6afaadd1ebecb2e75e0d34e10d \
--hash=sha256:e85f727ffb21539849e6012f47b12f6dd4c44965e56591d8dec6e8bc9ab96f4a \
--hash=sha256:fd2e09bb593ad9bdd7429e779699d2d47c1268cbde4dda95fcd1bd17544a0217 \
--hash=sha256:ffad8eb2ac614518bbe3c0b8eb9dffdb3a8d2e3a7d5da51c5b974fb723a5c5aa
pycparser==2.19 \
--hash=sha256:a988718abfad80b6b157acce7bf130a30876d27603738ac39f140993246b25b3 \
# via cffi

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@ -18,10 +18,12 @@
along with this program. If not, see <https://www.gnu.org/licenses/>.
'''
import os, sys, base64, subprocess, signal, time
import multiprocessing
import platform # For windows sigkill workaround
import config, logger
from . import getopenport
from utils import identifyhome
from . import watchdog
config.reload()
TOR_KILL_WAIT = 3
@ -175,6 +177,8 @@ HiddenServicePort 80 ''' + self.apiServerIP + ''':''' + str(self.hsPort)
torPidFile.write(str(tor.pid))
torPidFile.close()
multiprocessing.Process(target=watchdog.watchdog, args=[os.getpid(), tor.pid]).start()
return True
def killTor(self):

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@ -0,0 +1,37 @@
"""
Onionr - Private P2P Communication
Watch 1 process, then terminate second safely
"""
import time
import psutil
"""
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/>.
"""
def watchdog(parent_proc, child_proc):
"""watch for proc1 to die, then kill proc2"""
parent_proc = psutil.Process(parent_proc)
child_proc = psutil.Process(child_proc)
while parent_proc.is_running():
time.sleep(10)
if child_proc.is_running():
child_proc.terminate()

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@ -77,7 +77,7 @@ class SubprocessPOW:
"""spawn the multiproc handler threads"""
# Create a new thread for each subprocess
for _ in range(self.subproc_count): # noqa
threading.Thread(target=self._spawn_proc).start()
threading.Thread(target=self._spawn_proc, daemon=True).start()
# Monitor the processes for a payload, shut them down when its found
while True:
if self.payload is None:
@ -90,7 +90,7 @@ class SubprocessPOW:
"""Create a child proof of work process
wait for data and send shutdown signal when its found"""
parent_conn, child_conn = Pipe()
p = Process(target=self.do_pow, args=(child_conn,))
p = Process(target=self.do_pow, args=(child_conn,), daemon=True)
p.start()
p.join()
payload = None