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.
81 lines
2.2 KiB
81 lines
2.2 KiB
#!/usr/bin/python |
|
|
|
import os |
|
import sys |
|
import argparse |
|
import datetime |
|
import time |
|
import hashlib |
|
import base64 |
|
import configobj |
|
|
|
from i2p import samclasses |
|
from i2p import socket |
|
|
|
# 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='write debug 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 |
|
config = configobj.ConfigObj(args.config_file) |
|
if 'include' in config: |
|
config_included = configobj.ConfigObj(config['include']) |
|
config.merge(config_included) |
|
|
|
# django setup |
|
DJANGO_SETTINGS_MODULE = 'settings' |
|
if 'DJANGO_PROJECT_PATH' in config: |
|
DJANGO_PROJECT_PATH = config['DJANGO_PROJECT_PATH'] |
|
else: |
|
DJANGO_PROJECT_PATH = os.path.dirname(sys.argv[0]) + '/web' |
|
sys.path.insert(1, DJANGO_PROJECT_PATH) |
|
os.environ['DJANGO_SETTINGS_MODULE'] = DJANGO_SETTINGS_MODULE |
|
from web.postkey.models import i2phost |
|
from web.lib.utils import get_logger |
|
|
|
# configure logger |
|
if args.debug == True: |
|
log_level = 'debug' |
|
log_file = None |
|
else: |
|
log_level = config['log_level'] |
|
log_file = config['log_file'] |
|
log = get_logger(filename=log_file, log_level=log_level) |
|
|
|
all_hosts = i2phost.objects.all() |
|
|
|
# determine SAM interface address |
|
if sam_addr in config: |
|
sam_addr = config['sam_addr'] |
|
else: |
|
log.warning('SAM address isn\'t specified in config, falling back to localhost') |
|
sam_addr = '127.0.0.1:7656' |
|
S = samclasses.BaseSession(sam_addr) |
|
|
|
log.info('starting check') |
|
for host in all_hosts: |
|
log.debug('testing %s', host.name) |
|
# get b32 address from full dest key |
|
dest = host.b64hash |
|
raw_key = base64.b64decode(dest.encode('utf-8'), '-~') |
|
hash = hashlib.sha256(raw_key) |
|
b32dest = base64.b32encode(hash.digest()).lower().replace('=', '')+'.b32.i2p' |
|
# do name lookup query with b32 address |
|
# it success only if host is alive |
|
try: |
|
a = S._namelookup(b32dest) |
|
except socket.NetworkError, e: |
|
log.debug('%s: %s', host.name, e.args[0][0]) |
|
continue |
|
log.info('alive host: %s', host.name) |
|
# update lastseen timestamp |
|
host.last_seen = datetime.datetime.now() |
|
host.save() |
|
S.close() |
|
|
|
|