diff options
Diffstat (limited to 'src/lib/Bcfg2/Reporting/Collector.py')
| -rw-r--r-- | src/lib/Bcfg2/Reporting/Collector.py | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/src/lib/Bcfg2/Reporting/Collector.py b/src/lib/Bcfg2/Reporting/Collector.py index 88e8f68eb..90b9f0ec7 100644 --- a/src/lib/Bcfg2/Reporting/Collector.py +++ b/src/lib/Bcfg2/Reporting/Collector.py @@ -1,3 +1,4 @@ +import os import sys import atexit import daemon @@ -5,13 +6,12 @@ import logging import time import threading -# pylint: disable=E0611 from lockfile import LockFailed, LockTimeout +# pylint: disable=E0611 try: - from lockfile.pidlockfile import PIDLockFile - from lockfile import Error as PIDFileError + from daemon.pidfile import TimeoutPIDLockFile except ImportError: - from daemon.pidlockfile import PIDLockFile, PIDFileError + from daemon.pidlockfile import TimeoutPIDLockFile # pylint: enable=E0611 import Bcfg2.Logger @@ -128,25 +128,31 @@ class ReportingCollector(object): if Bcfg2.Options.setup.daemon: self.logger.debug("Daemonizing") + self.context.pidfile = TimeoutPIDLockFile( + Bcfg2.Options.setup.daemon, acquire_timeout=5) + # Attempt to ensure lockfile is able to be created and not stale try: - self.context.pidfile = PIDLockFile(Bcfg2.Options.setup.daemon) - self.context.open() + self.context.pidfile.acquire() except LockFailed: self.logger.error("Failed to daemonize: %s" % sys.exc_info()[1]) self.shutdown() return except LockTimeout: - self.logger.error("Failed to daemonize: " - "Failed to acquire lock on %s" % - self.setup['daemon']) - self.shutdown() - return - except PIDFileError: - self.logger.error("Error writing pid file: %s" % - sys.exc_info()[1]) - self.shutdown() - return + try: # attempt to break the lock + os.kill(self.context.pidfile.read_pid(), 0) + except (OSError, TypeError): # No process with locked PID + self.context.pidfile.break_lock() + else: + self.logger.error("Failed to daemonize: " + "Failed to acquire lock on %s" % + Bcfg2.Options.setup.daemon) + self.shutdown() + return + else: + self.context.pidfile.release() + + self.context.open() self.logger.info("Starting daemon") self.transport.start_monitor(self) |