npm and error messages

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2018-10-27 03:51:47 -05:00
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<title>Code coverage report for lib/http-proxy/common.js</title>
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<h1>
<a href="../../index.html">All files</a> / <a href="index.html">lib/http-proxy</a> common.js
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<div class='fl pad1y space-right2'>
<span class="strong">19.12% </span>
<span class="quiet">Statements</span>
<span class='fraction'>13/68</span>
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<div class='fl pad1y space-right2'>
<span class="strong">0% </span>
<span class="quiet">Branches</span>
<span class='fraction'>0/72</span>
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<div class='fl pad1y space-right2'>
<span class="strong">0% </span>
<span class="quiet">Functions</span>
<span class='fraction'>0/10</span>
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<div class='fl pad1y space-right2'>
<span class="strong">19.12% </span>
<span class="quiet">Lines</span>
<span class='fraction'>13/68</span>
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<pre><table class="coverage">
<tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">var common = exports,
url = require('url'),
extend = require('util')._extend,
required = require('requires-port');
&nbsp;
var upgradeHeader = /(^|,)\s*upgrade\s*($|,)/i,
isSSL = /^https|wss/;
&nbsp;
/**
* Simple Regex for testing if protocol is https
*/
common.isSSL = isSSL;
/**
* Copies the right headers from `options` and `req` to
* `outgoing` which is then used to fire the proxied
* request.
*
* Examples:
*
* common.setupOutgoing(outgoing, options, req)
* // =&gt; { host: ..., hostname: ...}
*
* @param {Object} Outgoing Base object to be filled with required properties
* @param {Object} Options Config object passed to the proxy
* @param {ClientRequest} Req Request Object
* @param {String} Forward String to select forward or target
* 
* @return {Object} Outgoing Object with all required properties set
*
* @api private
*/
&nbsp;
common.setupOutgoing = <span class="fstat-no" title="function not covered" >fu</span>nction(outgoing, options, req, forward) {
<span class="cstat-no" title="statement not covered" > outgoing.port = options[forward || 'target'].port ||</span>
(isSSL.test(options[forward || 'target'].protocol) ? 443 : 80);
&nbsp;
<span class="cstat-no" title="statement not covered" > ['host', 'hostname', 'socketPath', 'pfx', 'key',</span>
'passphrase', 'cert', 'ca', 'ciphers', 'secureProtocol'].forEach(
<span class="fstat-no" title="function not covered" > fu</span>nction(e) { <span class="cstat-no" title="statement not covered" >outgoing[e] = options[forward || 'target'][e]; </span>}
);
&nbsp;
<span class="cstat-no" title="statement not covered" > outgoing.method = options.method || req.method;</span>
<span class="cstat-no" title="statement not covered" > outgoing.headers = extend({}, req.headers);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > if (options.headers){</span>
<span class="cstat-no" title="statement not covered" > extend(outgoing.headers, options.headers);</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if (options.auth) {</span>
<span class="cstat-no" title="statement not covered" > outgoing.auth = options.auth;</span>
}
<span class="cstat-no" title="statement not covered" > if (options.ca) {</span>
<span class="cstat-no" title="statement not covered" > outgoing.ca = options.ca;</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if (isSSL.test(options[forward || 'target'].protocol)) {</span>
<span class="cstat-no" title="statement not covered" > outgoing.rejectUnauthorized = (typeof options.secure === "undefined") ? true : options.secure;</span>
}
&nbsp;
&nbsp;
<span class="cstat-no" title="statement not covered" > outgoing.agent = options.agent || false;</span>
<span class="cstat-no" title="statement not covered" > outgoing.localAddress = options.localAddress;</span>
&nbsp;
//
// Remark: If we are false and not upgrading, set the connection: close. This is the right thing to do
// as node core doesn't handle this COMPLETELY properly yet.
//
<span class="cstat-no" title="statement not covered" > if (!outgoing.agent) {</span>
<span class="cstat-no" title="statement not covered" > outgoing.headers = outgoing.headers || {};</span>
<span class="cstat-no" title="statement not covered" > if (typeof outgoing.headers.connection !== 'string'</span>
|| !upgradeHeader.test(outgoing.headers.connection)
) { <span class="cstat-no" title="statement not covered" >outgoing.headers.connection = 'close'; </span>}
}
&nbsp;
&nbsp;
// the final path is target path + relative path requested by user:
var target = <span class="cstat-no" title="statement not covered" >options[forward || 'target'];</span>
var targetPath = <span class="cstat-no" title="statement not covered" >target &amp;&amp; options.prependPath !== false</span>
? (target.path || '')
: '';
&nbsp;
//
// Remark: Can we somehow not use url.parse as a perf optimization?
//
var outgoingPath = <span class="cstat-no" title="statement not covered" >!options.toProxy</span>
? (url.parse(req.url).path || '')
: req.url;
&nbsp;
//
// Remark: ignorePath will just straight up ignore whatever the request's
// path is. This can be labeled as FOOT-GUN material if you do not know what
// you are doing and are using conflicting options.
//
<span class="cstat-no" title="statement not covered" > outgoingPath = !options.ignorePath ? outgoingPath : '';</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > outgoing.path = common.urlJoin(targetPath, outgoingPath);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > if (options.changeOrigin) {</span>
<span class="cstat-no" title="statement not covered" > outgoing.headers.host =</span>
required(outgoing.port, options[forward || 'target'].protocol) &amp;&amp; !hasPort(outgoing.host)
? outgoing.host + ':' + outgoing.port
: outgoing.host;
}
<span class="cstat-no" title="statement not covered" > return outgoing;</span>
};
&nbsp;
/**
* Set the proper configuration for sockets,
* set no delay and set keep alive, also set
* the timeout to 0.
*
* Examples:
*
* common.setupSocket(socket)
* // =&gt; Socket
*
* @param {Socket} Socket instance to setup
* 
* @return {Socket} Return the configured socket.
*
* @api private
*/
&nbsp;
common.setupSocket = <span class="fstat-no" title="function not covered" >fu</span>nction(socket) {
<span class="cstat-no" title="statement not covered" > socket.setTimeout(0);</span>
<span class="cstat-no" title="statement not covered" > socket.setNoDelay(true);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > socket.setKeepAlive(true, 0);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > return socket;</span>
};
&nbsp;
/**
* Get the port number from the host. Or guess it based on the connection type.
*
* @param {Request} req Incoming HTTP request.
*
* @return {String} The port number.
*
* @api private
*/
common.getPort = <span class="fstat-no" title="function not covered" >fu</span>nction(req) {
var res = <span class="cstat-no" title="statement not covered" >req.headers.host ? req.headers.host.match(/:(\d+)/) : '';</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > return res ?</span>
res[1] :
common.hasEncryptedConnection(req) ? '443' : '80';
};
&nbsp;
/**
* Check if the request has an encrypted connection.
*
* @param {Request} req Incoming HTTP request.
*
* @return {Boolean} Whether the connection is encrypted or not.
*
* @api private
*/
common.hasEncryptedConnection = <span class="fstat-no" title="function not covered" >fu</span>nction(req) {
<span class="cstat-no" title="statement not covered" > return Boolean(req.connection.encrypted || req.connection.pair);</span>
};
&nbsp;
/**
* OS-agnostic join (doesn't break on URLs like path.join does on Windows)&gt;
*
* @return {String} The generated path.
*
* @api private
*/
&nbsp;
common.urlJoin = <span class="fstat-no" title="function not covered" >fu</span>nction() {
//
// We do not want to mess with the query string. All we want to touch is the path.
//
var args = <span class="cstat-no" title="statement not covered" >Array.prototype.slice.call(arguments),</span>
lastIndex = <span class="cstat-no" title="statement not covered" >args.length - 1,</span>
last = <span class="cstat-no" title="statement not covered" >args[lastIndex],</span>
lastSegs = <span class="cstat-no" title="statement not covered" >last.split('?'),</span>
retSegs;
&nbsp;
<span class="cstat-no" title="statement not covered" > args[lastIndex] = lastSegs.shift();</span>
&nbsp;
//
// Join all strings, but remove empty strings so we don't get extra slashes from
// joining e.g. ['', 'am']
//
<span class="cstat-no" title="statement not covered" > retSegs = [</span>
args.filter(Boolean).join('/')
.replace(/\/+/g, '/')
.replace('http:/', 'http://')
.replace('https:/', 'https://')
];
&nbsp;
// Only join the query string if it exists so we don't have trailing a '?'
// on every request
&nbsp;
// Handle case where there could be multiple ? in the URL.
<span class="cstat-no" title="statement not covered" > retSegs.push.apply(retSegs, lastSegs);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > return retSegs.join('?')</span>
};
&nbsp;
/**
* Rewrites or removes the domain of a cookie header
*
* @param {String|Array} Header
* @param {Object} Config, mapping of domain to rewritten domain.
* '*' key to match any domain, null value to remove the domain.
*
* @api private
*/
common.rewriteCookieProperty = function <span class="fstat-no" title="function not covered" >rewriteCookieProperty(</span>header, config, property) {
<span class="cstat-no" title="statement not covered" > if (Array.isArray(header)) {</span>
<span class="cstat-no" title="statement not covered" > return header.map(<span class="fstat-no" title="function not covered" >fu</span>nction (headerElement) {</span>
<span class="cstat-no" title="statement not covered" > return rewriteCookieProperty(headerElement, config, property);</span>
});
}
<span class="cstat-no" title="statement not covered" > return header.replace(new RegExp("(;\\s*" + property + "=)([^;]+)", 'i'), <span class="fstat-no" title="function not covered" >fu</span>nction(match, prefix, previousValue) {</span>
var newValue;
<span class="cstat-no" title="statement not covered" > if (previousValue in config) {</span>
<span class="cstat-no" title="statement not covered" > newValue = config[previousValue];</span>
} else <span class="cstat-no" title="statement not covered" >if ('*' in config) {</span>
<span class="cstat-no" title="statement not covered" > newValue = config['*'];</span>
} else {
//no match, return previous value
<span class="cstat-no" title="statement not covered" > return match;</span>
}
<span class="cstat-no" title="statement not covered" > if (newValue) {</span>
//replace value
<span class="cstat-no" title="statement not covered" > return prefix + newValue;</span>
} else {
//remove value
<span class="cstat-no" title="statement not covered" > return '';</span>
}
});
};
&nbsp;
/**
* Check the host and see if it potentially has a port in it (keep it simple)
*
* @returns {Boolean} Whether we have one or not
*
* @api private
*/
function <span class="fstat-no" title="function not covered" >hasPort(</span>host) {
<span class="cstat-no" title="statement not covered" > return !!~host.indexOf(':');</span>
};
&nbsp;</pre></td></tr>
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<td class="file low" data-value="common.js"><a href="common.js.html">common.js</a></td>
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<title>Code coverage report for lib/http-proxy/index.js</title>
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<h1>
<a href="../../index.html">All files</a> / <a href="index.html">lib/http-proxy</a> index.js
</h1>
<div class='clearfix'>
<div class='fl pad1y space-right2'>
<span class="strong">18.39% </span>
<span class="quiet">Statements</span>
<span class='fraction'>16/87</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">0% </span>
<span class="quiet">Branches</span>
<span class='fraction'>0/52</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">0% </span>
<span class="quiet">Functions</span>
<span class='fraction'>0/17</span>
</div>
<div class='fl pad1y space-right2'>
<span class="strong">19.75% </span>
<span class="quiet">Lines</span>
<span class='fraction'>16/81</span>
</div>
</div>
<p class="quiet">
Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
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<div class='status-line low'></div>
<pre><table class="coverage">
<tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a>
<a name='L2'></a><a href='#L2'>2</a>
<a name='L3'></a><a href='#L3'>3</a>
<a name='L4'></a><a href='#L4'>4</a>
<a name='L5'></a><a href='#L5'>5</a>
<a name='L6'></a><a href='#L6'>6</a>
<a name='L7'></a><a href='#L7'>7</a>
<a name='L8'></a><a href='#L8'>8</a>
<a name='L9'></a><a href='#L9'>9</a>
<a name='L10'></a><a href='#L10'>10</a>
<a name='L11'></a><a href='#L11'>11</a>
<a name='L12'></a><a href='#L12'>12</a>
<a name='L13'></a><a href='#L13'>13</a>
<a name='L14'></a><a href='#L14'>14</a>
<a name='L15'></a><a href='#L15'>15</a>
<a name='L16'></a><a href='#L16'>16</a>
<a name='L17'></a><a href='#L17'>17</a>
<a name='L18'></a><a href='#L18'>18</a>
<a name='L19'></a><a href='#L19'>19</a>
<a name='L20'></a><a href='#L20'>20</a>
<a name='L21'></a><a href='#L21'>21</a>
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<a name='L48'></a><a href='#L48'>48</a>
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<a name='L51'></a><a href='#L51'>51</a>
<a name='L52'></a><a href='#L52'>52</a>
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<a name='L112'></a><a href='#L112'>112</a>
<a name='L113'></a><a href='#L113'>113</a>
<a name='L114'></a><a href='#L114'>114</a>
<a name='L115'></a><a href='#L115'>115</a>
<a name='L116'></a><a href='#L116'>116</a>
<a name='L117'></a><a href='#L117'>117</a>
<a name='L118'></a><a href='#L118'>118</a>
<a name='L119'></a><a href='#L119'>119</a>
<a name='L120'></a><a href='#L120'>120</a>
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<a name='L122'></a><a href='#L122'>122</a>
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<a name='L133'></a><a href='#L133'>133</a>
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<span class="cline-any cline-no">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">var httpProxy = module.exports,
extend = require('util')._extend,
parse_url = require('url').parse,
EE3 = require('eventemitter3'),
http = require('http'),
https = require('https'),
web = require('./passes/web-incoming'),
ws = require('./passes/ws-incoming');
&nbsp;
httpProxy.Server = ProxyServer;
&nbsp;
/**
* Returns a function that creates the loader for
* either `ws` or `web`'s passes.
*
* Examples:
*
* httpProxy.createRightProxy('ws')
* // =&gt; [Function]
*
* @param {String} Type Either 'ws' or 'web'
* 
* @return {Function} Loader Function that when called returns an iterator for the right passes
*
* @api private
*/
&nbsp;
function <span class="fstat-no" title="function not covered" >createRightProxy(</span>type) {
&nbsp;
<span class="cstat-no" title="statement not covered" > return <span class="fstat-no" title="function not covered" >fu</span>nction(options) {</span>
<span class="cstat-no" title="statement not covered" > return <span class="fstat-no" title="function not covered" >fu</span>nction(req, res /*, [head], [opts] */) {</span>
var passes = <span class="cstat-no" title="statement not covered" >(type === 'ws') ? this.wsPasses : this.webPasses,</span>
args = <span class="cstat-no" title="statement not covered" >[].slice.call(arguments),</span>
cntr = <span class="cstat-no" title="statement not covered" >args.length - 1,</span>
head, cbl;
&nbsp;
/* optional args parse begin */
<span class="cstat-no" title="statement not covered" > if(typeof args[cntr] === 'function') {</span>
<span class="cstat-no" title="statement not covered" > cbl = args[cntr];</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > cntr--;</span>
}
&nbsp;
var requestOptions = <span class="cstat-no" title="statement not covered" >options;</span>
<span class="cstat-no" title="statement not covered" > if(</span>
!(args[cntr] instanceof Buffer) &amp;&amp;
args[cntr] !== res
) {
//Copy global options
<span class="cstat-no" title="statement not covered" > requestOptions = extend({}, options);</span>
//Overwrite with request options
<span class="cstat-no" title="statement not covered" > extend(requestOptions, args[cntr]);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > cntr--;</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if(args[cntr] instanceof Buffer) {</span>
<span class="cstat-no" title="statement not covered" > head = args[cntr];</span>
}
&nbsp;
/* optional args parse end */
&nbsp;
<span class="cstat-no" title="statement not covered" > ['target', 'forward'].forEach(<span class="fstat-no" title="function not covered" >fu</span>nction(e) {</span>
<span class="cstat-no" title="statement not covered" > if (typeof requestOptions[e] === 'string')</span>
<span class="cstat-no" title="statement not covered" > requestOptions[e] = parse_url(requestOptions[e]);</span>
});
&nbsp;
<span class="cstat-no" title="statement not covered" > if (!requestOptions.target &amp;&amp; !requestOptions.forward) {</span>
<span class="cstat-no" title="statement not covered" > return this.emit('error', new Error('Must provide a proper URL as target'));</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > for(var i=0; i &lt; passes.length; i++) {</span>
/**
* Call of passes functions
* pass(req, res, options, head)
*
* In WebSockets case the `res` variable
* refer to the connection socket
* pass(req, socket, options, head)
*/
<span class="cstat-no" title="statement not covered" > if(passes[i](req, res, requestOptions, head, this, cbl)) { // passes can return a truthy value to halt the loop</span>
<span class="cstat-no" title="statement not covered" > break;</span>
}
}
};
};
}
httpProxy.createRightProxy = createRightProxy;
&nbsp;
function <span class="fstat-no" title="function not covered" >ProxyServer(</span>options) {
<span class="cstat-no" title="statement not covered" > EE3.call(this);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > options = options || {};</span>
<span class="cstat-no" title="statement not covered" > options.prependPath = options.prependPath === false ? false : true;</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > this.web = this.proxyRequest = createRightProxy('web')(options);</span>
<span class="cstat-no" title="statement not covered" > this.ws = this.proxyWebsocketRequest = createRightProxy('ws')(options);</span>
<span class="cstat-no" title="statement not covered" > this.options = options;</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > this.webPasses = Object.keys(web).map(<span class="fstat-no" title="function not covered" >fu</span>nction(pass) {</span>
<span class="cstat-no" title="statement not covered" > return web[pass];</span>
});
&nbsp;
<span class="cstat-no" title="statement not covered" > this.wsPasses = Object.keys(ws).map(<span class="fstat-no" title="function not covered" >fu</span>nction(pass) {</span>
<span class="cstat-no" title="statement not covered" > return ws[pass];</span>
});
&nbsp;
<span class="cstat-no" title="statement not covered" > this.on('error', this.onError, this);</span>
&nbsp;
}
&nbsp;
require('util').inherits(ProxyServer, EE3);
&nbsp;
ProxyServer.prototype.onError = <span class="fstat-no" title="function not covered" >fu</span>nction (err) {
//
// Remark: Replicate node core behavior using EE3
// so we force people to handle their own errors
//
<span class="cstat-no" title="statement not covered" > if(this.listeners('error').length === 1) {</span>
<span class="cstat-no" title="statement not covered" > throw err;</span>
}
};
&nbsp;
ProxyServer.prototype.listen = <span class="fstat-no" title="function not covered" >fu</span>nction(port, hostname) {
var self = <span class="cstat-no" title="statement not covered" >this,</span>
closure = <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >fu</span>nction(req, res) { <span class="cstat-no" title="statement not covered" >self.web(req, res); </span>};</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > this._server = this.options.ssl ?</span>
https.createServer(this.options.ssl, closure) :
http.createServer(closure);
&nbsp;
<span class="cstat-no" title="statement not covered" > if(this.options.ws) {</span>
<span class="cstat-no" title="statement not covered" > this._server.on('upgrade', <span class="fstat-no" title="function not covered" >fu</span>nction(req, socket, head) { <span class="cstat-no" title="statement not covered" >self.ws(req, socket, head); </span>});</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > this._server.listen(port, hostname);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > return this;</span>
};
&nbsp;
ProxyServer.prototype.close = <span class="fstat-no" title="function not covered" >fu</span>nction(callback) {
var self = <span class="cstat-no" title="statement not covered" >this;</span>
<span class="cstat-no" title="statement not covered" > if (this._server) {</span>
<span class="cstat-no" title="statement not covered" > this._server.close(done);</span>
}
&nbsp;
// Wrap callback to nullify server after all open connections are closed.
function <span class="fstat-no" title="function not covered" >done(</span>) {
<span class="cstat-no" title="statement not covered" > self._server = null;</span>
<span class="cstat-no" title="statement not covered" > if (callback) {</span>
<span class="cstat-no" title="statement not covered" > callback.apply(null, arguments);</span>
}
};
};
&nbsp;
ProxyServer.prototype.before = <span class="fstat-no" title="function not covered" >fu</span>nction(type, passName, callback) {
<span class="cstat-no" title="statement not covered" > if (type !== 'ws' &amp;&amp; type !== 'web') {</span>
<span class="cstat-no" title="statement not covered" > throw new Error('type must be `web` or `ws`');</span>
}
var passes = <span class="cstat-no" title="statement not covered" >(type === 'ws') ? this.wsPasses : this.webPasses,</span>
i = <span class="cstat-no" title="statement not covered" >false;</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > passes.forEach(<span class="fstat-no" title="function not covered" >fu</span>nction(v, idx) {</span>
<span class="cstat-no" title="statement not covered" > if(v.name === passName) <span class="cstat-no" title="statement not covered" >i = idx;</span></span>
})
&nbsp;
<span class="cstat-no" title="statement not covered" > if(i === false) <span class="cstat-no" title="statement not covered" >throw new Error('No such pass');</span></span>
&nbsp;
<span class="cstat-no" title="statement not covered" > passes.splice(i, 0, callback);</span>
};
ProxyServer.prototype.after = <span class="fstat-no" title="function not covered" >fu</span>nction(type, passName, callback) {
<span class="cstat-no" title="statement not covered" > if (type !== 'ws' &amp;&amp; type !== 'web') {</span>
<span class="cstat-no" title="statement not covered" > throw new Error('type must be `web` or `ws`');</span>
}
var passes = <span class="cstat-no" title="statement not covered" >(type === 'ws') ? this.wsPasses : this.webPasses,</span>
i = <span class="cstat-no" title="statement not covered" >false;</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > passes.forEach(<span class="fstat-no" title="function not covered" >fu</span>nction(v, idx) {</span>
<span class="cstat-no" title="statement not covered" > if(v.name === passName) <span class="cstat-no" title="statement not covered" >i = idx;</span></span>
})
&nbsp;
<span class="cstat-no" title="statement not covered" > if(i === false) <span class="cstat-no" title="statement not covered" >throw new Error('No such pass');</span></span>
&nbsp;
<span class="cstat-no" title="statement not covered" > passes.splice(i++, 0, callback);</span>
};
&nbsp;</pre></td></tr>
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<span class="strong">13.87% </span>
<span class="quiet">Statements</span>
<span class='fraction'>24/173</span>
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<div class='fl pad1y space-right2'>
<span class="strong">4.49% </span>
<span class="quiet">Branches</span>
<span class='fraction'>7/156</span>
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<span class="strong">9.68% </span>
<span class="quiet">Functions</span>
<span class='fraction'>3/31</span>
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<div class='fl pad1y space-right2'>
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<span class="quiet">Lines</span>
<span class='fraction'>24/160</span>
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<td class="file low" data-value="web-incoming.js"><a href="web-incoming.js.html">web-incoming.js</a></td>
<td data-value="13.24" class="pic low"><div class="chart"><div class="cover-fill" style="width: 13%;"></div><div class="cover-empty" style="width:87%;"></div></div></td>
<td data-value="13.24" class="pct low">13.24%</td>
<td data-value="68" class="abs low">9/68</td>
<td data-value="0" class="pct low">0%</td>
<td data-value="67" class="abs low">0/67</td>
<td data-value="7.69" class="pct low">7.69%</td>
<td data-value="13" class="abs low">1/13</td>
<td data-value="15" class="pct low">15%</td>
<td data-value="60" class="abs low">9/60</td>
</tr>
<tr>
<td class="file low" data-value="web-outgoing.js"><a href="web-outgoing.js.html">web-outgoing.js</a></td>
<td data-value="21.15" class="pic low"><div class="chart"><div class="cover-fill" style="width: 21%;"></div><div class="cover-empty" style="width:79%;"></div></div></td>
<td data-value="21.15" class="pct low">21.15%</td>
<td data-value="52" class="abs low">11/52</td>
<td data-value="13.21" class="pct low">13.21%</td>
<td data-value="53" class="abs low">7/53</td>
<td data-value="28.57" class="pct low">28.57%</td>
<td data-value="7" class="abs low">2/7</td>
<td data-value="21.57" class="pct low">21.57%</td>
<td data-value="51" class="abs low">11/51</td>
</tr>
<tr>
<td class="file low" data-value="ws-incoming.js"><a href="ws-incoming.js.html">ws-incoming.js</a></td>
<td data-value="7.55" class="pic low"><div class="chart"><div class="cover-fill" style="width: 7%;"></div><div class="cover-empty" style="width:93%;"></div></div></td>
<td data-value="7.55" class="pct low">7.55%</td>
<td data-value="53" class="abs low">4/53</td>
<td data-value="0" class="pct low">0%</td>
<td data-value="36" class="abs low">0/36</td>
<td data-value="0" class="pct low">0%</td>
<td data-value="11" class="abs low">0/11</td>
<td data-value="8.16" class="pct low">8.16%</td>
<td data-value="49" class="abs low">4/49</td>
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<span class="strong">13.24% </span>
<span class="quiet">Statements</span>
<span class='fraction'>9/68</span>
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<div class='fl pad1y space-right2'>
<span class="strong">0% </span>
<span class="quiet">Branches</span>
<span class='fraction'>0/67</span>
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<div class='fl pad1y space-right2'>
<span class="strong">7.69% </span>
<span class="quiet">Functions</span>
<span class='fraction'>1/13</span>
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<div class='fl pad1y space-right2'>
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<tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">var httpNative = require('http'),
httpsNative = require('https'),
web_o = require('./web-outgoing'),
common = require('../common'),
followRedirects = require('follow-redirects');
&nbsp;
web_o = Object.keys(web_o).map(function(pass) {
return web_o[pass];
});
&nbsp;
var nativeAgents = { http: httpNative, https: httpsNative };
&nbsp;
/*!
* Array of passes.
*
* A `pass` is just a function that is executed on `req, res, options`
* so that you can easily add new checks while still keeping the base
* flexible.
*/
&nbsp;
&nbsp;
module.exports = {
&nbsp;
/**
* Sets `content-length` to '0' if request is of DELETE type.
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {Object} Options Config object passed to the proxy
*
* @api private
*/
&nbsp;
deleteLength: function <span class="fstat-no" title="function not covered" >deleteLength(</span>req, res, options) {
<span class="cstat-no" title="statement not covered" > if((req.method === 'DELETE' || req.method === 'OPTIONS')</span>
&amp;&amp; !req.headers['content-length']) {
<span class="cstat-no" title="statement not covered" > req.headers['content-length'] = '0';</span>
<span class="cstat-no" title="statement not covered" > delete req.headers['transfer-encoding'];</span>
}
},
&nbsp;
/**
* Sets timeout in request socket if it was specified in options.
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {Object} Options Config object passed to the proxy
*
* @api private
*/
&nbsp;
timeout: function <span class="fstat-no" title="function not covered" >timeout(</span>req, res, options) {
<span class="cstat-no" title="statement not covered" > if(options.timeout) {</span>
<span class="cstat-no" title="statement not covered" > req.socket.setTimeout(options.timeout);</span>
}
},
&nbsp;
/**
* Sets `x-forwarded-*` headers if specified in config.
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {Object} Options Config object passed to the proxy
*
* @api private
*/
&nbsp;
XHeaders: function <span class="fstat-no" title="function not covered" >XHeaders(</span>req, res, options) {
<span class="cstat-no" title="statement not covered" > if(!options.xfwd) <span class="cstat-no" title="statement not covered" >return;</span></span>
&nbsp;
var encrypted = <span class="cstat-no" title="statement not covered" >req.isSpdy || common.hasEncryptedConnection(req);</span>
var values = <span class="cstat-no" title="statement not covered" >{</span>
for : req.connection.remoteAddress || req.socket.remoteAddress,
port : common.getPort(req),
proto: encrypted ? 'https' : 'http'
};
&nbsp;
<span class="cstat-no" title="statement not covered" > ['for', 'port', 'proto'].forEach(<span class="fstat-no" title="function not covered" >fu</span>nction(header) {</span>
<span class="cstat-no" title="statement not covered" > req.headers['x-forwarded-' + header] =</span>
(req.headers['x-forwarded-' + header] || '') +
(req.headers['x-forwarded-' + header] ? ',' : '') +
values[header];
});
&nbsp;
<span class="cstat-no" title="statement not covered" > req.headers['x-forwarded-host'] = req.headers['host'] || '';</span>
},
&nbsp;
/**
* Does the actual proxying. If `forward` is enabled fires up
* a ForwardStream, same happens for ProxyStream. The request
* just dies otherwise.
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {Object} Options Config object passed to the proxy
*
* @api private
*/
&nbsp;
stream: function <span class="fstat-no" title="function not covered" >stream(</span>req, res, options, _, server, clb) {
&nbsp;
// And we begin!
<span class="cstat-no" title="statement not covered" > server.emit('start', req, res, options.target || options.forward);</span>
&nbsp;
var agents = <span class="cstat-no" title="statement not covered" >options.followRedirects ? followRedirects : nativeAgents;</span>
var http = <span class="cstat-no" title="statement not covered" >agents.http;</span>
var https = <span class="cstat-no" title="statement not covered" >agents.https;</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > if(options.forward) {</span>
// If forward enable, so just pipe the request
var forwardReq = <span class="cstat-no" title="statement not covered" >(options.forward.protocol === 'https:' ? https : http).request(</span>
common.setupOutgoing(options.ssl || {}, options, req, 'forward')
);
&nbsp;
// error handler (e.g. ECONNRESET, ECONNREFUSED)
// Handle errors on incoming request as well as it makes sense to
var forwardError = <span class="cstat-no" title="statement not covered" >createErrorHandler(forwardReq, options.forward);</span>
<span class="cstat-no" title="statement not covered" > req.on('error', forwardError);</span>
<span class="cstat-no" title="statement not covered" > forwardReq.on('error', forwardError);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > (options.buffer || req).pipe(forwardReq);</span>
<span class="cstat-no" title="statement not covered" > if(!options.target) { <span class="cstat-no" title="statement not covered" >return res.end(); </span>}</span>
}
&nbsp;
// Request initalization
var proxyReq = <span class="cstat-no" title="statement not covered" >(options.target.protocol === 'https:' ? https : http).request(</span>
common.setupOutgoing(options.ssl || {}, options, req)
);
&nbsp;
// Enable developers to modify the proxyReq before headers are sent
<span class="cstat-no" title="statement not covered" > proxyReq.on('socket', <span class="fstat-no" title="function not covered" >fu</span>nction(socket) {</span>
<span class="cstat-no" title="statement not covered" > if(server) { <span class="cstat-no" title="statement not covered" >server.emit('proxyReq', proxyReq, req, res, options); </span>}</span>
});
&nbsp;
// allow outgoing socket to timeout so that we could
// show an error page at the initial request
<span class="cstat-no" title="statement not covered" > if(options.proxyTimeout) {</span>
<span class="cstat-no" title="statement not covered" > proxyReq.setTimeout(options.proxyTimeout, <span class="fstat-no" title="function not covered" >fu</span>nction() {</span>
<span class="cstat-no" title="statement not covered" > proxyReq.abort();</span>
});
}
&nbsp;
// Ensure we abort proxy if request is aborted
<span class="cstat-no" title="statement not covered" > req.on('aborted', <span class="fstat-no" title="function not covered" >fu</span>nction () {</span>
<span class="cstat-no" title="statement not covered" > proxyReq.abort();</span>
});
&nbsp;
// handle errors in proxy and incoming request, just like for forward proxy
var proxyError = <span class="cstat-no" title="statement not covered" >createErrorHandler(proxyReq, options.target);</span>
<span class="cstat-no" title="statement not covered" > req.on('error', proxyError);</span>
<span class="cstat-no" title="statement not covered" > proxyReq.on('error', proxyError);</span>
&nbsp;
function <span class="fstat-no" title="function not covered" >createErrorHandler(</span>proxyReq, url) {
<span class="cstat-no" title="statement not covered" > return function <span class="fstat-no" title="function not covered" >proxyError(</span>err) {</span>
<span class="cstat-no" title="statement not covered" > if (req.socket.destroyed &amp;&amp; err.code === 'ECONNRESET') {</span>
<span class="cstat-no" title="statement not covered" > server.emit('econnreset', err, req, res, url);</span>
<span class="cstat-no" title="statement not covered" > return proxyReq.abort();</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if (clb) {</span>
<span class="cstat-no" title="statement not covered" > clb(err, req, res, url);</span>
} else {
<span class="cstat-no" title="statement not covered" > server.emit('error', err, req, res, url);</span>
}
}
}
&nbsp;
<span class="cstat-no" title="statement not covered" > (options.buffer || req).pipe(proxyReq);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > proxyReq.on('response', <span class="fstat-no" title="function not covered" >fu</span>nction(proxyRes) {</span>
<span class="cstat-no" title="statement not covered" > if(server) { <span class="cstat-no" title="statement not covered" >server.emit('proxyRes', proxyRes, req, res); </span>}</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > if(!res.headersSent &amp;&amp; !options.selfHandleResponse) {</span>
<span class="cstat-no" title="statement not covered" > for(var i=0; i &lt; web_o.length; i++) {</span>
<span class="cstat-no" title="statement not covered" > if(web_o[i](req, res, proxyRes, options)) { <span class="cstat-no" title="statement not covered" >break; </span>}</span>
}
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if (!res.finished) {</span>
// Allow us to listen when the proxy has completed
<span class="cstat-no" title="statement not covered" > proxyRes.on('end', <span class="fstat-no" title="function not covered" >fu</span>nction () {</span>
<span class="cstat-no" title="statement not covered" > if (server) <span class="cstat-no" title="statement not covered" >server.emit('end', req, res, proxyRes);</span></span>
});
// We pipe to the response unless its expected to be handled by the user
<span class="cstat-no" title="statement not covered" > if (!options.selfHandleResponse) <span class="cstat-no" title="statement not covered" >proxyRes.pipe(res);</span></span>
} else {
<span class="cstat-no" title="statement not covered" > if (server) <span class="cstat-no" title="statement not covered" >server.emit('end', req, res, proxyRes);</span></span>
}
});
}
&nbsp;
};
&nbsp;</pre></td></tr>
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<a href="../../../index.html">All files</a> / <a href="index.html">lib/http-proxy/passes</a> web-outgoing.js
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<span class="strong">21.15% </span>
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<span class="strong">13.21% </span>
<span class="quiet">Branches</span>
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<span class='fraction'>2/7</span>
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<pre><table class="coverage">
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">var url = require('url'),
common = require('../common');
&nbsp;
&nbsp;
var redirectRegex = /^201|30(1|2|7|8)$/;
&nbsp;
/*!
* Array of passes.
*
* A `pass` is just a function that is executed on `req, res, options`
* so that you can easily add new checks while still keeping the base
* flexible.
*/
&nbsp;
module.exports = { // &lt;--
&nbsp;
/**
* If is a HTTP 1.0 request, remove chunk headers
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {proxyResponse} Res Response object from the proxy request
*
* @api private
*/
removeChunked: function removeChunked(req, res, proxyRes) {
<span class="missing-if-branch" title="else path not taken" >E</span>if (req.httpVersion === '1.0') {
delete proxyRes.headers['transfer-encoding'];
}
},
&nbsp;
/**
* If is a HTTP 1.0 request, set the correct connection header
* or if connection header not present, then use `keep-alive`
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {proxyResponse} Res Response object from the proxy request
*
* @api private
*/
setConnection: function <span class="fstat-no" title="function not covered" >setConnection(</span>req, res, proxyRes) {
<span class="cstat-no" title="statement not covered" > if (req.httpVersion === '1.0') {</span>
<span class="cstat-no" title="statement not covered" > proxyRes.headers.connection = req.headers.connection || 'close';</span>
} else <span class="cstat-no" title="statement not covered" >if (req.httpVersion !== '2.0' &amp;&amp; !proxyRes.headers.connection) {</span>
<span class="cstat-no" title="statement not covered" > proxyRes.headers.connection = req.headers.connection || 'keep-alive';</span>
}
},
&nbsp;
setRedirectHostRewrite: function setRedirectHostRewrite(req, res, proxyRes, options) {
<span class="missing-if-branch" title="else path not taken" >E</span>if ((options.hostRewrite || options.autoRewrite || <span class="branch-2 cbranch-no" title="branch not covered" >options.protocolRewrite)</span>
&amp;&amp; proxyRes.headers['location']
&amp;&amp; redirectRegex.test(proxyRes.statusCode)) {
var target = url.parse(options.target);
var u = url.parse(proxyRes.headers['location']);
&nbsp;
// make sure the redirected host matches the target host before rewriting
<span class="missing-if-branch" title="else path not taken" >E</span>if (target.host != u.host) {
return;
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if (options.hostRewrite) {</span>
<span class="cstat-no" title="statement not covered" > u.host = options.hostRewrite;</span>
} else <span class="cstat-no" title="statement not covered" >if (options.autoRewrite) {</span>
<span class="cstat-no" title="statement not covered" > u.host = req.headers['host'];</span>
}
<span class="cstat-no" title="statement not covered" > if (options.protocolRewrite) {</span>
<span class="cstat-no" title="statement not covered" > u.protocol = options.protocolRewrite;</span>
}
<span class="cstat-no" title="statement not covered" > console.log(u);</span>
<span class="cstat-no" title="statement not covered" > proxyRes.headers['location'] = u.format();</span>
}
},
/**
* Copy headers from proxyResponse to response
* set each header in response object.
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {proxyResponse} Res Response object from the proxy request
* @param {Object} Options options.cookieDomainRewrite: Config to rewrite cookie domain
*
* @api private
*/
writeHeaders: function <span class="fstat-no" title="function not covered" >writeHeaders(</span>req, res, proxyRes, options) {
var rewriteCookieDomainConfig = <span class="cstat-no" title="statement not covered" >options.cookieDomainRewrite,</span>
rewriteCookiePathConfig = <span class="cstat-no" title="statement not covered" >options.cookiePathRewrite,</span>
preserveHeaderKeyCase = <span class="cstat-no" title="statement not covered" >options.preserveHeaderKeyCase,</span>
rawHeaderKeyMap,
setHeader = <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >fu</span>nction(key, header) {</span>
<span class="cstat-no" title="statement not covered" > if (header == undefined) <span class="cstat-no" title="statement not covered" >return;</span></span>
<span class="cstat-no" title="statement not covered" > if (rewriteCookieDomainConfig &amp;&amp; key.toLowerCase() === 'set-cookie') {</span>
<span class="cstat-no" title="statement not covered" > header = common.rewriteCookieProperty(header, rewriteCookieDomainConfig, 'domain');</span>
}
<span class="cstat-no" title="statement not covered" > if (rewriteCookiePathConfig &amp;&amp; key.toLowerCase() === 'set-cookie') {</span>
<span class="cstat-no" title="statement not covered" > header = common.rewriteCookieProperty(header, rewriteCookiePathConfig, 'path');</span>
}
<span class="cstat-no" title="statement not covered" > res.setHeader(String(key).trim(), header);</span>
};
&nbsp;
<span class="cstat-no" title="statement not covered" > if (typeof rewriteCookieDomainConfig === 'string') { //also test for ''</span>
<span class="cstat-no" title="statement not covered" > rewriteCookieDomainConfig = { '*': rewriteCookieDomainConfig };</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if (typeof rewriteCookiePathConfig === 'string') { //also test for ''</span>
<span class="cstat-no" title="statement not covered" > rewriteCookiePathConfig = { '*': rewriteCookiePathConfig };</span>
}
&nbsp;
// message.rawHeaders is added in: v0.11.6
// https://nodejs.org/api/http.html#http_message_rawheaders
<span class="cstat-no" title="statement not covered" > if (preserveHeaderKeyCase &amp;&amp; proxyRes.rawHeaders != undefined) {</span>
<span class="cstat-no" title="statement not covered" > rawHeaderKeyMap = {};</span>
<span class="cstat-no" title="statement not covered" > for (var i = 0; i &lt; proxyRes.rawHeaders.length; i += 2) {</span>
var key = <span class="cstat-no" title="statement not covered" >proxyRes.rawHeaders[i];</span>
<span class="cstat-no" title="statement not covered" > rawHeaderKeyMap[key.toLowerCase()] = key;</span>
}
}
&nbsp;
<span class="cstat-no" title="statement not covered" > Object.keys(proxyRes.headers).forEach(<span class="fstat-no" title="function not covered" >fu</span>nction(key) {</span>
var header = <span class="cstat-no" title="statement not covered" >proxyRes.headers[key];</span>
<span class="cstat-no" title="statement not covered" > if (preserveHeaderKeyCase &amp;&amp; rawHeaderKeyMap) {</span>
<span class="cstat-no" title="statement not covered" > key = rawHeaderKeyMap[key] || key;</span>
}
<span class="cstat-no" title="statement not covered" > setHeader(key, header);</span>
});
},
&nbsp;
/**
* Set the statusCode from the proxyResponse
*
* @param {ClientRequest} Req Request object
* @param {IncomingMessage} Res Response object
* @param {proxyResponse} Res Response object from the proxy request
*
* @api private
*/
writeStatusCode: function <span class="fstat-no" title="function not covered" >writeStatusCode(</span>req, res, proxyRes) {
// From Node.js docs: response.writeHead(statusCode[, statusMessage][, headers])
<span class="cstat-no" title="statement not covered" > if(proxyRes.statusMessage) {</span>
<span class="cstat-no" title="statement not covered" > res.statusCode = proxyRes.statusCode;</span>
<span class="cstat-no" title="statement not covered" > res.statusMessage = proxyRes.statusMessage;</span>
} else {
<span class="cstat-no" title="statement not covered" > res.statusCode = proxyRes.statusCode;</span>
}
}
&nbsp;
};
&nbsp;</pre></td></tr>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">var http = require('http'),
https = require('https'),
common = require('../common');
&nbsp;
/*!
* Array of passes.
*
* A `pass` is just a function that is executed on `req, socket, options`
* so that you can easily add new checks while still keeping the base
* flexible.
*/
&nbsp;
/*
* Websockets Passes
*
*/
&nbsp;
&nbsp;
module.exports = {
/**
* WebSocket requests must have the `GET` method and
* the `upgrade:websocket` header
*
* @param {ClientRequest} Req Request object
* @param {Socket} Websocket
*
* @api private
*/
&nbsp;
checkMethodAndHeader : function <span class="fstat-no" title="function not covered" >checkMethodAndHeader(</span>req, socket) {
<span class="cstat-no" title="statement not covered" > if (req.method !== 'GET' || !req.headers.upgrade) {</span>
<span class="cstat-no" title="statement not covered" > socket.destroy();</span>
<span class="cstat-no" title="statement not covered" > return true;</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > if (req.headers.upgrade.toLowerCase() !== 'websocket') {</span>
<span class="cstat-no" title="statement not covered" > socket.destroy();</span>
<span class="cstat-no" title="statement not covered" > return true;</span>
}
},
&nbsp;
/**
* Sets `x-forwarded-*` headers if specified in config.
*
* @param {ClientRequest} Req Request object
* @param {Socket} Websocket
* @param {Object} Options Config object passed to the proxy
*
* @api private
*/
&nbsp;
XHeaders : function <span class="fstat-no" title="function not covered" >XHeaders(</span>req, socket, options) {
<span class="cstat-no" title="statement not covered" > if(!options.xfwd) <span class="cstat-no" title="statement not covered" >return;</span></span>
&nbsp;
var values = <span class="cstat-no" title="statement not covered" >{</span>
for : req.connection.remoteAddress || req.socket.remoteAddress,
port : common.getPort(req),
proto: common.hasEncryptedConnection(req) ? 'wss' : 'ws'
};
&nbsp;
<span class="cstat-no" title="statement not covered" > ['for', 'port', 'proto'].forEach(<span class="fstat-no" title="function not covered" >fu</span>nction(header) {</span>
<span class="cstat-no" title="statement not covered" > req.headers['x-forwarded-' + header] =</span>
(req.headers['x-forwarded-' + header] || '') +
(req.headers['x-forwarded-' + header] ? ',' : '') +
values[header];
});
},
&nbsp;
/**
* Does the actual proxying. Make the request and upgrade it
* send the Switching Protocols request and pipe the sockets.
*
* @param {ClientRequest} Req Request object
* @param {Socket} Websocket
* @param {Object} Options Config object passed to the proxy
*
* @api private
*/
stream : function <span class="fstat-no" title="function not covered" >stream(</span>req, socket, options, head, server, clb) {
&nbsp;
var createHttpHeader = <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >fu</span>nction(line, headers) {</span>
<span class="cstat-no" title="statement not covered" > return Object.keys(headers).reduce(<span class="fstat-no" title="function not covered" >fu</span>nction (head, key) {</span>
var value = <span class="cstat-no" title="statement not covered" >headers[key];</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > if (!Array.isArray(value)) {</span>
<span class="cstat-no" title="statement not covered" > head.push(key + ': ' + value);</span>
<span class="cstat-no" title="statement not covered" > return head;</span>
}
&nbsp;
<span class="cstat-no" title="statement not covered" > for (var i = 0; i &lt; value.length; i++) {</span>
<span class="cstat-no" title="statement not covered" > head.push(key + ': ' + value[i]);</span>
}
<span class="cstat-no" title="statement not covered" > return head;</span>
}, [line])
.join('\r\n') + '\r\n\r\n';
}
&nbsp;
<span class="cstat-no" title="statement not covered" > common.setupSocket(socket);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > if (head &amp;&amp; head.length) <span class="cstat-no" title="statement not covered" >socket.unshift(head);</span></span>
&nbsp;
&nbsp;
var proxyReq = <span class="cstat-no" title="statement not covered" >(common.isSSL.test(options.target.protocol) ? https : http).request(</span>
common.setupOutgoing(options.ssl || {}, options, req)
);
&nbsp;
// Enable developers to modify the proxyReq before headers are sent
<span class="cstat-no" title="statement not covered" > if (server) { <span class="cstat-no" title="statement not covered" >server.emit('proxyReqWs', proxyReq, req, socket, options, head); </span>}</span>
&nbsp;
// Error Handler
<span class="cstat-no" title="statement not covered" > proxyReq.on('error', onOutgoingError);</span>
<span class="cstat-no" title="statement not covered" > proxyReq.on('response', <span class="fstat-no" title="function not covered" >fu</span>nction (res) {</span>
// if upgrade event isn't going to happen, close the socket
<span class="cstat-no" title="statement not covered" > if (!res.upgrade) {</span>
<span class="cstat-no" title="statement not covered" > socket.write(createHttpHeader('HTTP/' + res.httpVersion + ' ' + res.statusCode + ' ' + res.statusMessage, res.headers));</span>
<span class="cstat-no" title="statement not covered" > res.pipe(socket);</span>
}
});
&nbsp;
<span class="cstat-no" title="statement not covered" > proxyReq.on('upgrade', <span class="fstat-no" title="function not covered" >fu</span>nction(proxyRes, proxySocket, proxyHead) {</span>
<span class="cstat-no" title="statement not covered" > proxySocket.on('error', onOutgoingError);</span>
&nbsp;
// Allow us to listen when the websocket has completed
<span class="cstat-no" title="statement not covered" > proxySocket.on('end', <span class="fstat-no" title="function not covered" >fu</span>nction () {</span>
<span class="cstat-no" title="statement not covered" > server.emit('close', proxyRes, proxySocket, proxyHead);</span>
});
&nbsp;
// The pipe below will end proxySocket if socket closes cleanly, but not
// if it errors (eg, vanishes from the net and starts returning
// EHOSTUNREACH). We need to do that explicitly.
<span class="cstat-no" title="statement not covered" > socket.on('error', <span class="fstat-no" title="function not covered" >fu</span>nction () {</span>
<span class="cstat-no" title="statement not covered" > proxySocket.end();</span>
});
&nbsp;
<span class="cstat-no" title="statement not covered" > common.setupSocket(proxySocket);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > if (proxyHead &amp;&amp; proxyHead.length) <span class="cstat-no" title="statement not covered" >proxySocket.unshift(proxyHead);</span></span>
&nbsp;
//
// Remark: Handle writing the headers to the socket when switching protocols
// Also handles when a header is an array
//
<span class="cstat-no" title="statement not covered" > socket.write(createHttpHeader('HTTP/1.1 101 Switching Protocols', proxyRes.headers));</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > proxySocket.pipe(socket).pipe(proxySocket);</span>
&nbsp;
<span class="cstat-no" title="statement not covered" > server.emit('open', proxySocket);</span>
<span class="cstat-no" title="statement not covered" > server.emit('proxySocket', proxySocket); </span> //DEPRECATED.
});
&nbsp;
<span class="cstat-no" title="statement not covered" > return proxyReq.end(); </span>// XXX: CHECK IF THIS IS THIS CORRECT
&nbsp;
function <span class="fstat-no" title="function not covered" >onOutgoingError(</span>err) {
<span class="cstat-no" title="statement not covered" > if (clb) {</span>
<span class="cstat-no" title="statement not covered" > clb(err, req, socket);</span>
} else {
<span class="cstat-no" title="statement not covered" > server.emit('error', err, req, socket);</span>
}
<span class="cstat-no" title="statement not covered" > socket.end();</span>
}
}
};
&nbsp;</pre></td></tr>
</table></pre>
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