def main(argv=None):
if argv is None:
argv = sys.argv[1:]
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument("-a", "--address", dest="address", type=valid_address,
help="The port or host:port pair at which run server")
parser.add_argument("-r", "--root-directory", type=is_dir, default=".",
help="The root directory. Defaults to current.")
args = parser.parse_args(argv)
if args.address:
address = parse_address(args.address)
else:
address = ("", 3000)
root = os.path.abspath(args.root_directory)
def _spawn_http_server():
http_child = os.fork()
if http_child == 0:
run(root, address)
os._exit(0)
else:
return http_child
http_child = _spawn_http_server()
ch_read, ch_write = os.pipe()
watch_child = os.fork()
if watch_child == 0:
os.close(ch_read)
watch(root, channel=ch_write)
os._exit(0)
def kill_children(signum, frame):
os.kill(http_child, signal.SIGTERM)
os.kill(watch_child, signal.SIGTERM)
print("Exiting...")
sys.exit()
signal.signal(signal.SIGINT, kill_children)
os.close(ch_write)
channel = os.fdopen(ch_read)
while True:
command = channel.readline()
if "reload" in command:
print("Change detected, reloading http server...")
os.kill(http_child, signal.SIGTERM)
try:
os.wait()
except OSError:
pass
http_child = _spawn_http_server()
time.sleep(1)
def test_host_port(self):
addr = "localhost:3000"
expected = ("localhost", 3000)
self.assertEqual(expected, utils.parse_address(addr))
def test_port(self):
addr = "3000"
expected = ("", 3000)
self.assertEqual(expected, utils.parse_address(addr))