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Merge pull request #73 from balloob/nmap-lock

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Improve NMAP lock issues
This commit is contained in:
Paulus Schoutsen 2015-03-26 14:17:09 -07:00
commit 70bce24b0a
2 changed files with 22 additions and 24 deletions
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3
homeassistant/components/device_tracker/__init__.py
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@ -157,7 +157,8 @@ class DeviceTracker(object):
def update_devices(self, now): def update_devices(self, now):
""" Update device states based on the found devices. """ """ Update device states based on the found devices. """
self.lock.acquire() if not self.lock.acquire(False):
return
found_devices = set(dev.upper() for dev in found_devices = set(dev.upper() for dev in
self.device_scanner.scan_devices()) self.device_scanner.scan_devices())

5
homeassistant/components/device_tracker/nmap_tracker.py
View File

@ -1,7 +1,6 @@
""" Supports scanning using nmap. """ """ Supports scanning using nmap. """
import logging import logging
from datetime import timedelta, datetime from datetime import timedelta, datetime
import threading
from collections import namedtuple from collections import namedtuple
import subprocess import subprocess
import re import re
@ -54,7 +53,6 @@ class NmapDeviceScanner(object):
def __init__(self, config): def __init__(self, config):
self.last_results = [] self.last_results = []
self.lock = threading.Lock()
self.hosts = config[CONF_HOSTS] self.hosts = config[CONF_HOSTS]
minutes = convert(config.get(CONF_HOME_INTERVAL), int, 0) minutes = convert(config.get(CONF_HOME_INTERVAL), int, 0)
self.home_interval = timedelta(minutes=minutes) self.home_interval = timedelta(minutes=minutes)
@ -116,10 +114,9 @@ class NmapDeviceScanner(object):
if not self.success_init: if not self.success_init:
return False return False
with self.lock:
_LOGGER.info("Scanning") _LOGGER.info("Scanning")
options = "-F" options = "-F --host-timeout 5"
exclude_targets = set() exclude_targets = set()
if self.home_interval: if self.home_interval:
now = datetime.now() now = datetime.now()