X-Git-Url: https://git.llucax.com/software/pymin.git/blobdiff_plain/296d853cc95fd5bef262248cfe21b507abd26a4f..9b74460c463eaeb6cc6573ee9e7309f91fafd20c:/pymin/pymindaemon.py diff --git a/pymin/pymindaemon.py b/pymin/pymindaemon.py index be2c975..8ed3f15 100644 --- a/pymin/pymindaemon.py +++ b/pymin/pymindaemon.py @@ -11,28 +11,33 @@ command-line. import signal import socket +from pymin.dispatcher import handler +from pymin import dispatcher from pymin import eventloop from pymin import serializer class PyminDaemon(eventloop.EventLoop): - r"""PyminDaemon(bind_addr, routes) -> PyminDaemon instance + r"""PyminDaemon(root, bind_addr) -> PyminDaemon instance This class is well suited to run as a single process. It handles signals for controlled termination (SIGINT and SIGTERM), as well as a user signal to reload the configuration files (SIGUSR1). - bind_addr - is a tuple of (ip, port) where to bind the UDP socket to. + root - the root handler. This is passed directly to the Dispatcher. - routes - is a dictionary where the key is a command string and the value - is the command handler. This is passed directly to the Dispatcher. + bind_addr - is a tuple of (ip, port) where to bind the UDP socket to. Here is a simple usage example: - >>> def test_handler(*args): print 'test:', args - >>> PyminDaemon(('', 9999), dict(test=test_handler)).run() + >>> from pymin import dispatcher + >>> class Root(dispatcher.Handler): + @handler('Test command.') + def test(self, *args): + print 'test:', args + >>> PyminDaemon(Root(), ('', 9999)).run() """ - def __init__(self, routes=dict(), bind_addr=('', 9999)): + def __init__(self, root, bind_addr=('', 9999), timer=1): r"""Initialize the PyminDaemon object. See PyminDaemon class documentation for more info. @@ -42,9 +47,10 @@ class PyminDaemon(eventloop.EventLoop): sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) sock.bind(bind_addr) # Create EventLoop - eventloop.EventLoop.__init__(self, sock) + eventloop.EventLoop.__init__(self, sock, timer=timer) # Create Dispatcher - self.dispatcher = Dispatcher(routes) + #TODO root.pymin = PyminHandler() + self.dispatcher = dispatcher.Dispatcher(root) # Signal handling def quit(signum, frame): print "Shuting down ..." @@ -60,7 +66,7 @@ class PyminDaemon(eventloop.EventLoop): r"handle() -> None :: Handle incoming events using the dispatcher." (msg, addr) = self.file.recvfrom(65535) try: - result = self.dispatcher.dispatch(msg) + result = self.dispatcher.dispatch(unicode(msg, 'utf-8')) if result is not None: result = serializer.serialize(result) response = u'OK ' @@ -76,7 +82,11 @@ class PyminDaemon(eventloop.EventLoop): response += u'0\n' else: response += u'%d\n%s' % (len(result), result) - self.file.sendto(response, addr) + self.file.sendto(response.encode('utf-8'), addr) + + def handle_timer(self): + r"handle_timer() -> None :: Call handle_timer() on handlers." + self.dispatcher.root.handle_timer() def run(self): r"run() -> None :: Run the event loop (shortcut to loop())" @@ -87,14 +97,14 @@ class PyminDaemon(eventloop.EventLoop): if __name__ == '__main__': - @handler(u"Print all the arguments, return nothing.") - def test_handler(*args): - print 'test:', args - - @handler(u"Echo the message passed as argument.") - def echo_handler(message): - print 'echo:', message - return message + class Root(dispatcher.Handler): + @handler(u"Print all the arguments, return nothing.") + def test(self, *args): + print 'test:', args + @handler(u"Echo the message passed as argument.") + def echo(self, message): + print 'echo:', message + return message - PyminDaemon(dict(test=test_handler, echo=echo_handler)).run() + PyminDaemon(Root()).run()