--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/killdaemons.py	Wed Sep 12 18:44:43 2012 +0100
@@ -0,0 +1,54 @@
+#!/usr/bin/env python
+
+import os, sys, time, errno, signal
+
+if os.name =='nt':
+    import ctypes
+    def kill(pid, logfn, tryhard=True):
+        logfn('# Killing daemon process %d' % pid)
+        PROCESS_TERMINATE = 1
+        handle = ctypes.windll.kernel32.OpenProcess(
+                PROCESS_TERMINATE, False, pid)
+        ctypes.windll.kernel32.TerminateProcess(handle, -1)
+        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)
+