def test_dne(self):
"""
If the directory does not exist, it will create the directory and
put a tac file in it.
"""
tmp = FilePath(self.mktemp())
setupDir(tmp.path, ('foo', 'bar'))
self.assertTrue(tmp.exists(), "Should make the directory")
tac = tmp.child('grace.tac')
self.assertTrue(tac.exists(), "Should make the tac file")
self.assertEqual(tac.getContent(), getTac(('foo', 'bar')),
"Should copy the tac template in")
def test_exists(self):
"""
If the directory and a file already exist, overwrite them
"""
tmp = FilePath(self.mktemp())
setupDir(tmp.path, ('ape', 'gorilla'))
setupDir(tmp.path, ('foo', 'bar'))
self.assertTrue(tmp.exists(), "Should make the directory")
tac = tmp.child('grace.tac')
self.assertTrue(tac.exists(), "Should make the tac file")
self.assertEqual(tac.getContent(), getTac(('foo', 'bar')),
"Should copy the tac template in")
def start(self, basedir, src, dst):
"""
Start a grace forwarder.
@param basedir: Directory to put the configuration, log and pid files.
@param src: Listening endpoint
@param dst: Connecting endpoint
@return: C{Deferred} which fires with (out, err, code) tuple from
running C{twistd} to start the process.
"""
setupDir(basedir, (src, dst))
r = self.twistd(['--logfile=grace.log', '--pidfile=grace.pid',
'--python=grace.tac'], env=None, path=basedir)
def cb(result, basedir):
socket = self._waitForFile(FilePath(basedir).child('grace.socket'))
return socket.addCallback(lambda x:result)
return r.addCallback(cb, basedir)
