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[examples] update forward and custom error examples

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cronopio 2013-11-18 15:58:44 -05:00
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examples/http/custom-proxy-error.js Normal file
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/*
custom-proxy-error.js: Example of using the custom `proxyError` event.
Copyright (c) 2010 Charlie Robbins, Mikeal Rogers, Fedor Indutny, & Marak Squires.
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
var util = require('util'),
colors = require('colors'),
http = require('http'),
httpProxy = require('../../lib/http-proxy');
//
// Http Proxy Server with bad target
//
var proxy = httpProxy.createServer({
target:'http://localhost:9000'
});
//
// Tell the proxy to listen on port 8000
//
proxy.listen(8000);
//
// Listen for the `error` event on `proxy`.
proxy.on('error', function (err, req, res) {
res.writeHead(500, {
'Content-Type': 'text/plain'
});
res.end('Something went wrong. And we are reporting a custom error message.');
});
util.puts('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8000 '.yellow + 'with custom error message'.magenta.underline);

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examples/http/forward-and-target-proxy.js Normal file
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/*
forward-and-target-proxy.js: Example of proxying over HTTP with additional forward proxy
Copyright (c) 2010 Charlie Robbins, Mikeal Rogers, Fedor Indutny, & Marak Squires.
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
var util = require('util'),
colors = require('colors'),
http = require('http'),
httpProxy = require('../../lib/http-proxy');
//
// Setup proxy server with forwarding
//
httpProxy.createServer({
target: {
port: 9000,
host: 'localhost'
},
forward: {
port: 9001,
host: 'localhost'
}
}).listen(8000);
//
// Target Http Server
//
http.createServer(function (req, res) {
res.writeHead(200, { 'Content-Type': 'text/plain' });
res.write('request successfully proxied to: ' + req.url + '\n' + JSON.stringify(req.headers, true, 2));
res.end();
}).listen(9000);
//
// Target Http Forwarding Server
//
http.createServer(function (req, res) {
util.puts('Receiving forward for: ' + req.url);
res.writeHead(200, { 'Content-Type': 'text/plain' });
res.write('request successfully forwarded to: ' + req.url + '\n' + JSON.stringify(req.headers, true, 2));
res.end();
}).listen(9001);
util.puts('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8000 '.yellow + 'with forward proxy'.magenta.underline);
util.puts('http server '.blue + 'started '.green.bold + 'on port '.blue + '9000 '.yellow);
util.puts('http forward server '.blue + 'started '.green.bold + 'on port '.blue + '9001 '.yellow);

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examples/http/forward-proxy.js Normal file
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/*
forward-proxy.js: Example of proxying over HTTP with additional forward proxy
Copyright (c) 2010 Charlie Robbins, Mikeal Rogers, Fedor Indutny, & Marak Squires.
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
var util = require('util'),
colors = require('colors'),
http = require('http'),
httpProxy = require('../../lib/http-proxy');
//
// Setup proxy server with forwarding
//
httpProxy.createServer({
forward: {
port: 9000,
host: 'localhost'
}
}).listen(8000);
//
// Target Http Forwarding Server
//
http.createServer(function (req, res) {
util.puts('Receiving forward for: ' + req.url);
res.writeHead(200, { 'Content-Type': 'text/plain' });
res.write('request successfully forwarded to: ' + req.url + '\n' + JSON.stringify(req.headers, true, 2));
res.end();
}).listen(9000);
util.puts('http proxy server '.blue + 'started '.green.bold + 'on port '.blue + '8000 '.yellow + 'with forward proxy'.magenta.underline);
util.puts('http forward server '.blue + 'started '.green.bold + 'on port '.blue + '9000 '.yellow);