WSRPC WebSocket RPC for tornado
Project description
Remote Procedure call through WebSocket between browser and tornado.
Installation
Install via pip:
pip install wsrpc-tornado
Install ujson if you want:
pip install ujson
Simple usage
Add the backend side:
from time import time
from wsrpc import WebSocketRoute, WebSocketThreaded as WebSocket, wsrpc_static
tornado.web.Application((
wsrpc_static(r'/js/(.*)'),
(r"/ws/", WebSocket),
(r'/(.*)', tornado.web.StaticFileHandler, {
'path': os.path.join(project_root, 'static'),
'default_filename': 'index.html'
}),
))
class TestRoute(WebSocketRoute):
def init(self, **kwargs):
return kwargs
def getEpoch(self):
return time()
# stateful request
WebSocket.ROUTES['test1'] = TestRoute
# stateless request
WebSocket.ROUTES['test2'] = lambda *a, **kw: True
# initialize ThreadPool
WebSocket.init_pool()
Add the frontend side:
<script type="text/javascript" src="/js/q.min.js"></script>
<script type="text/javascript" src="/js/wsrpc.min.js"></script>
<script>
var url = window.location.protocol==="https:"?"wss://":"ws://" + window.location.host + '/ws/';
RPC = WSRPC(url, 5000);
RPC.addRoute('test', function (data) { return "Test called"; });
RPC.connect();
RPC.call('test1.getEpoch').then(function (data) {
console.log(data);
}, function (error) {
alert(error);
}).done();
RPC.call('test2').then(function (data) { console.log(data); }).done();
</script>
Example
Example running there demo.
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