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[examples] update the error-handling example using the new error handle way

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cronopio 2013-10-22 17:04:18 -05:00
parent 920f1e7707
commit a1b25a123b
2 changed files with 26 additions and 19 deletions
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43
examples/error-handling.js
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@ -1,26 +1,33 @@
var httpProxy = require('../index');
var httpProxy = require('../lib/http-proxy'),
http = require('http');
/*
* Create your proxy server
*/
var proxyServer = httpProxy.createProxyServer({target:'http://localhost:30404', ws:true});
var proxy = httpProxy.createProxyServer({target:'http://localhost:30404', ws:true});
// Register an error handler for web requests
proxyServer.ee.on("http-proxy:outgoing:web:error", function(err, req, res){
res.writeHead(502);
res.end("There was an error proxying your request");
});
var proxyServer = http.createServer(requestHandler);
// Register an error handler for web-socket requests
proxyServer.ee.on("http-proxy:outgoing:ws:error", function(err, req, socket, head){
socket.close();
});
// You may also use a wild card
proxyServer.ee.on("*:*:*:error", function(err, req){
console.log("The error event '" + this.event + "' happened errno: " + err.errno);
});
function requestHandler(req, res) {
// Pass a callback to the web proxy method
// and catch the error there.
proxy.web(req, res, function (err) {
// Now you can get the err
// and handle it by your self
// if (err) throw err;
res.writeHead(502);
res.end("There was an error proxying your request");
});
// In a websocket request case
req.on('upgrade', function (req, socket, head) {
proxy.ws(req, socket, head, function (err) {
// Now you can get the err
// and handle it by your self
// if (err) throw err;
socket.close();
})
})
}
console.log("Proxy server is listening on port 8000");
proxyServer.listen(8000);
proxyServer.listen(8000)

2
examples/stand-alone.js
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@ -1,5 +1,5 @@
var http = require('http'),
httpProxy = require('http-proxy');
httpProxy = require('../lib/http-proxy');
//
// Create your proxy server
//