mopidy/mopidy/frontends/http/actor.py
2012-11-18 18:27:50 +01:00

100 lines
2.9 KiB
Python

from __future__ import unicode_literals
import logging
import os
import pykka
from mopidy import exceptions, settings
from mopidy.core import CoreListener
try:
import cherrypy
from ws4py.messaging import TextMessage
from ws4py.server.cherrypyserver import WebSocketPlugin, WebSocketTool
except ImportError as import_error:
raise exceptions.OptionalDependencyError(import_error)
from . import api, ws
logger = logging.getLogger('mopidy.frontends.http')
class HttpFrontend(pykka.ThreadingActor, CoreListener):
def __init__(self, core):
super(HttpFrontend, self).__init__()
self.core = core
self._setup_server()
self._setup_websocket_plugin()
app = self._create_app()
self._setup_logging(app)
def _setup_server(self):
cherrypy.config.update({
'engine.autoreload_on': False,
'server.socket_host': (
settings.HTTP_SERVER_HOSTNAME.encode('utf-8')),
'server.socket_port': settings.HTTP_SERVER_PORT,
})
def _setup_websocket_plugin(self):
WebSocketPlugin(cherrypy.engine).subscribe()
cherrypy.tools.websocket = WebSocketTool()
def _create_app(self):
root = RootResource()
root.api = api.ApiResource(self.core)
root.ws = ws.WebSocketResource(self.core)
if settings.HTTP_SERVER_STATIC_DIR:
static_dir = settings.HTTP_SERVER_STATIC_DIR
else:
static_dir = os.path.join(os.path.dirname(__file__), 'data')
logger.debug('HTTP server will serve "%s" at /', static_dir)
config = {
b'/': {
'tools.staticdir.on': True,
'tools.staticdir.index': 'index.html',
'tools.staticdir.dir': static_dir,
},
b'/api': {
'request.dispatch': cherrypy.dispatch.MethodDispatcher(),
},
b'/ws': {
'tools.websocket.on': True,
'tools.websocket.handler_cls': ws.WebSocketHandler,
},
}
return cherrypy.tree.mount(root, '/', config)
def _setup_logging(self, app):
cherrypy.log.access_log.setLevel(logging.NOTSET)
cherrypy.log.error_log.setLevel(logging.NOTSET)
cherrypy.log.screen = False
app.log.access_log.setLevel(logging.NOTSET)
app.log.error_log.setLevel(logging.NOTSET)
def on_start(self):
logger.debug('Starting HTTP server')
cherrypy.engine.start()
logger.info('HTTP server running at %s', cherrypy.server.base())
def on_stop(self):
logger.debug('Stopping HTTP server')
cherrypy.engine.exit()
logger.info('Stopped HTTP server')
def playback_state_changed(self, old_state, new_state):
cherrypy.engine.publish(
'websocket-broadcast',
TextMessage('playback_state_changed: %s -> %s' % (
old_state, new_state)))
class RootResource(object):
pass