Mercurial > hg
view tests/killdaemons.py @ 21862:ba7f75e7f4e5
progress: use 'encoding.trim' to trim items in output line correctly
Before this patch, 'progress' extension trims items in output line by
directly slicing byte sequence, but it may split at intermediate
multi-byte sequence.
This patch uses 'encoding.trim' to trim items in output line
correctly, even if it contains multi-byte characters.
author | FUJIWARA Katsunori <foozy@lares.dti.ne.jp> |
---|---|
date | Sun, 06 Jul 2014 02:56:41 +0900 |
parents | 476069509e72 |
children | 0adc22a0b6b3 |
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#!/usr/bin/env python import os, sys, time, errno, signal if os.name =='nt': import ctypes def _check(ret, expectederr=None): if ret == 0: winerrno = ctypes.GetLastError() if winerrno == expectederr: return True raise ctypes.WinError(winerrno) def kill(pid, logfn, tryhard=True): logfn('# Killing daemon process %d' % pid) PROCESS_TERMINATE = 1 PROCESS_QUERY_INFORMATION = 0x400 SYNCHRONIZE = 0x00100000 WAIT_OBJECT_0 = 0 WAIT_TIMEOUT = 258 handle = ctypes.windll.kernel32.OpenProcess( PROCESS_TERMINATE|SYNCHRONIZE|PROCESS_QUERY_INFORMATION, False, pid) if handle == 0: _check(0, 87) # err 87 when process not found return # process not found, already finished try: r = ctypes.windll.kernel32.WaitForSingleObject(handle, 100) if r == WAIT_OBJECT_0: pass # terminated, but process handle still available elif r == WAIT_TIMEOUT: _check(ctypes.windll.kernel32.TerminateProcess(handle, -1)) else: _check(r) # TODO?: forcefully kill when timeout # and ?shorter waiting time? when tryhard==True r = ctypes.windll.kernel32.WaitForSingleObject(handle, 100) # timeout = 100 ms if r == WAIT_OBJECT_0: pass # process is terminated elif r == WAIT_TIMEOUT: logfn('# Daemon process %d is stuck') else: _check(r) # any error except: #re-raises ctypes.windll.kernel32.CloseHandle(handle) # no _check, keep error raise _check(ctypes.windll.kernel32.CloseHandle(handle)) else: def kill(pid, logfn, tryhard=True): try: os.kill(pid, 0) logfn('# Killing daemon process %d' % pid) os.kill(pid, signal.SIGTERM) if tryhard: for i in range(10): time.sleep(0.05) os.kill(pid, 0) else: time.sleep(0.1) os.kill(pid, 0) logfn('# Daemon process %d is stuck - really killing it' % pid) os.kill(pid, signal.SIGKILL) except OSError, err: if err.errno != errno.ESRCH: raise def killdaemons(pidfile, tryhard=True, remove=False, logfn=None): if not logfn: logfn = lambda s: s # Kill off any leftover daemon processes try: fp = open(pidfile) for line in fp: try: pid = int(line) except ValueError: continue kill(pid, logfn, tryhard) fp.close() if remove: os.unlink(pidfile) except IOError: pass if __name__ == '__main__': path, = sys.argv[1:] killdaemons(path)