monkey/chaos_monkey/network/tcp_scanner.py

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2015-08-30 15:27:35 +08:00
import time
import socket
from network import HostScanner
from model.host import VictimHost
__author__ = 'itamar'
class TcpScanner(HostScanner):
def __init__(self, target_port=None):
self._config = __import__('config').WormConfiguration
def is_host_alive(self, host):
assert isinstance(host, VictimHost)
for target_port in self._config.tcp_target_ports:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(self._config.tcp_scan_timeout / 1000.0)
try:
sock.connect((host.ip_addr, target_port))
sock.close()
return True
except socket.error:
time.sleep(self._config.tcp_scan_interval / 1000.0)
continue
return False