mirror of https://github.com/r4sas/py-i2phosts
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
111 lines
3.5 KiB
111 lines
3.5 KiB
#!/usr/bin/python |
|
|
|
import os |
|
import sys |
|
import argparse |
|
import datetime |
|
import configobj |
|
import socket |
|
import time |
|
|
|
# parse command line options |
|
parser = argparse.ArgumentParser( |
|
description='Hosts checker for py-i2phosts.', |
|
epilog='Report bugs to http://zzz.i2p/topics/733') |
|
parser.add_argument('-d', '--debug', action='store_true', |
|
help='set loglevel to debug and write messages to stdout'), |
|
parser.add_argument('-v', '--verbose', action='store_true', |
|
help='set loglevel to info and write messages to stdout'), |
|
parser.add_argument('-c', '--config', default='/etc/py-i2phosts/checker.conf', dest='config_file', |
|
help='config file to use') |
|
args = parser.parse_args() |
|
|
|
# read config |
|
spec = ''' |
|
log_file = string(default='/var/log/py-i2phosts/master.log') |
|
log_level = option('debug', 'info', 'warning', 'error', 'critical', default='info') |
|
lookup_retries = integer(1, 20, default=2) |
|
''' |
|
spec = spec.split('\n') |
|
config = configobj.ConfigObj(args.config_file, configspec=spec) |
|
if 'include' in config: |
|
config_included = configobj.ConfigObj(config['include']) |
|
config.merge(config_included) |
|
|
|
# django setup |
|
DJANGO_SETTINGS_MODULE = 'pyi2phosts.settings' |
|
if 'DJANGO_PROJECT_PATH' in config: |
|
DJANGO_PROJECT_PATH = config['DJANGO_PROJECT_PATH'] |
|
else: |
|
DJANGO_PROJECT_PATH = os.path.dirname(sys.argv[0]) + '/..' |
|
sys.path.insert(1, DJANGO_PROJECT_PATH) |
|
os.environ['DJANGO_SETTINGS_MODULE'] = DJANGO_SETTINGS_MODULE |
|
import django |
|
django.setup() |
|
from pyi2phosts.postkey.models import i2phost |
|
from pyi2phosts.lib.utils import get_logger |
|
from pyi2phosts.lib.utils import validate_config |
|
from pyi2phosts.lib.utils import get_b32 |
|
|
|
# validate config |
|
validate_config(config) |
|
|
|
# configure logger |
|
if args.debug == True: |
|
log_level = 'debug' |
|
log_file = None |
|
elif args.verbose == True: |
|
log_level = 'info' |
|
log_file = None |
|
else: |
|
log_level = config['log_level'] |
|
log_file = config['log_file'] |
|
log = get_logger(filename=log_file, log_level=log_level) |
|
|
|
# determine BOB interface address |
|
if 'bob_addr' in config: |
|
bob_addr = config['bob_addr'] |
|
else: |
|
log.warning('BOB address isn\'t specified in config, falling back to localhost') |
|
bob_addr = '127.0.0.1:2827' |
|
|
|
# split bob_addr to ip and port |
|
bob_ip, bob_port = bob_addr.split(':') |
|
|
|
# connect to BOB |
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
|
try: |
|
s.connect((bob_ip, int(bob_port))) |
|
# just receive BOB's greeting |
|
time.sleep(1) |
|
data = s.recv(512) |
|
# make file object |
|
f = s.makefile('r') |
|
except socket.error, e: |
|
log.error('failed to connect to BOB: %s', e) |
|
sys.exit(1) |
|
|
|
all_hosts = i2phost.objects.all().order_by('-activated', '-last_seen') |
|
log.info('starting check') |
|
for host in all_hosts: |
|
log.debug('%s: testing...', host.name) |
|
# get b32 address from full dest key |
|
dest = host.b64hash |
|
b32dest = get_b32(dest) |
|
# do name lookup query with b32 address |
|
# it success only if host is alive |
|
for i in range(config['lookup_retries']): |
|
s.send('lookup %s\n' % b32dest) |
|
data = f.readline().rstrip('\n') |
|
if data == 'ERROR Address Not found.': |
|
log.debug('%s: unable to resolve, try: %s', host.name, i) |
|
elif data == 'OK ' + host.b64hash: |
|
log.info('alive host: %s', host.name) |
|
# update lastseen timestamp |
|
host.last_seen = datetime.datetime.utcnow() |
|
host.save() |
|
break |
|
else: |
|
log.warning('unexpected reply: %s', data) |
|
s.close() |
|
log.info('check finished')
|
|
|