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Added memcache support for sessions.
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/* | ||
* Geddy JavaScript Web development framework | ||
* Copyright 2112 Matthew Eernisse (mde@fleegix.org) | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
* | ||
*/ | ||
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/* | ||
Config section should look like this: | ||
, sessions: { | ||
store: 'memcache' | ||
, servers: ['127.0.0.1:11211'] | ||
, key: 'sid' | ||
, expiry: 14 * 24 * 60 * 60 | ||
'servers' is your array of Memcache servers. | ||
*/ | ||
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var Memcached; | ||
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try { | ||
Memcached = require(process.cwd() + '/node_modules/memcached'); | ||
} | ||
catch(e) { | ||
throw new Error('The memcached module could not be found. Try doing "npm install memcached."'); | ||
} | ||
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var Memcache = function (callback) { | ||
this.setup(callback); | ||
}; | ||
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Memcache.prototype = new (function () { | ||
var _sessions = {}; | ||
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this.setup = function (callback) { | ||
memcached = new Memcached(geddy.config.sessions.servers); | ||
memcached.on('failure', function (details) { | ||
sys.error( "Server " + details.server + " went down due to: " + | ||
details.messages.join(' ')); | ||
}); | ||
callback(); | ||
}; | ||
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this.read = function (session, callback) { | ||
var sid = session.id; | ||
memcached.get(sid, function(err, result){ | ||
if (err) { | ||
geddy.log.error(err); | ||
} | ||
callback(result || {}); | ||
}); | ||
}; | ||
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this.write = function (session, callback) { | ||
var sid = session.id | ||
, data = session.data; | ||
memcached.set(sid, data, 10000, function (err, result) { | ||
if (err) { | ||
geddy.log.error(err); | ||
} | ||
callback(); | ||
}); | ||
}; | ||
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})(); | ||
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exports.Memcache = Memcache; | ||
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