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https://github.com/seejohnrun/haste-server.git
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Support for redis expiration
This commit is contained in:
parent
0f2075fcda
commit
d0e3e4cd02
5 changed files with 43 additions and 15 deletions
1
TODO
1
TODO
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@ -6,7 +6,6 @@ cache static in memory
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add feedback for errors to UI - esp. too long
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add feedback for errors to UI - esp. too long
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copy URL to clipboard button
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copy URL to clipboard button
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add about page
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add about page
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support built-in expiration
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# shared version only
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# shared version only
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some way to do announcements easily (and use for ads)
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some way to do announcements easily (and use for ads)
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@ -19,7 +19,8 @@
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"type": "redis",
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"type": "redis",
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"host": "localhost",
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"host": "localhost",
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"port": 6379,
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"port": 6379,
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"db": 2
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"db": 2,
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"expire": 3600
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}
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}
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}
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}
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@ -4,6 +4,8 @@ var winston = require('winston');
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var hashlib = require('hashlib');
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var hashlib = require('hashlib');
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// For storing in files
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// For storing in files
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// options[type] = file
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// options[path] - Where to store
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var FileDocumentStore = function(options) {
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var FileDocumentStore = function(options) {
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this.basePath = options.path || './data';
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this.basePath = options.path || './data';
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@ -2,7 +2,15 @@ var redis = require('redis');
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var winston = require('winston');
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var winston = require('winston');
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var hashlib = require('hashlib');
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var hashlib = require('hashlib');
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// For storing in redis
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// options[type] = redis
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// options[host] - The host to connect to (default localhost)
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// options[port] - The port to connect to (default 5379)
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// options[db] - The db to use (default 0)
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// options[expire] - The time to live for each key set (default never)
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var RedisDocumentStore = function(options) {
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var RedisDocumentStore = function(options) {
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this.expire = options.expire;
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if (!RedisDocumentStore.client) {
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if (!RedisDocumentStore.client) {
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RedisDocumentStore.connect(options);
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RedisDocumentStore.connect(options);
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}
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}
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@ -27,11 +35,31 @@ RedisDocumentStore.connect = function(options) {
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// Save file in a key
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// Save file in a key
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RedisDocumentStore.prototype.set = function(key, data, callback) {
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RedisDocumentStore.prototype.set = function(key, data, callback) {
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var _this = this;
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RedisDocumentStore.client.set(key, data, function(err, reply) {
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RedisDocumentStore.client.set(key, data, function(err, reply) {
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callback(!err);
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if (err) {
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callback(false);
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}
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else {
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_this.setExpiration(key);
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callback(true);
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}
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});
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});
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};
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};
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// Expire a key in expire time if set
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RedisDocumentStore.prototype.setExpiration = function(key) {
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if (this.expire) {
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RedisDocumentStore.client.expire(key, this.expire, function(err, reply) {
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if (err || !reply) {
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winston.error('failed to set expiry on key: ' + key);
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} else {
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console.log('set');
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}
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});
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}
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};
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// Get a file from a key
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// Get a file from a key
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RedisDocumentStore.prototype.get = function(key, callback) {
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RedisDocumentStore.prototype.get = function(key, callback) {
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RedisDocumentStore.client.get(key, function(err, reply) {
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RedisDocumentStore.client.get(key, function(err, reply) {
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22
server.js
22
server.js
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@ -28,16 +28,14 @@ if (config.logging) {
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// build the store from the config on-demand - so that we don't load it
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// build the store from the config on-demand - so that we don't load it
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// for statics
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// for statics
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var preferredStore = function() {
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if (!config.storage) {
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if (!config.storage) {
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config.storage = { type: 'file' };
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config.storage = { type: 'file' };
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}
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}
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if (!config.storage.type) {
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if (!config.storage.type) {
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config.storage.type = 'file';
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config.storage.type = 'file';
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}
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}
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var Store = require('./lib/' + config.storage.type + '_document_store');
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var Store = require('./lib/' + config.storage.type + '_document_store');
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var preferredStore = new Store(config.storage);
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return new Store(config.storage);
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};
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// Set the server up and listen forever
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// Set the server up and listen forever
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http.createServer(function(request, response) {
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http.createServer(function(request, response) {
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@ -48,7 +46,7 @@ http.createServer(function(request, response) {
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handler = new DocumentHandler({
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handler = new DocumentHandler({
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keyLength: config.keyLength,
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keyLength: config.keyLength,
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maxLength: config.maxLength,
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maxLength: config.maxLength,
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store: preferredStore()
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store: preferredStore
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});
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});
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return handler.handlePost(request, response);
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return handler.handlePost(request, response);
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}
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}
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@ -56,7 +54,7 @@ http.createServer(function(request, response) {
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var match = incoming.pathname.match(/^\/documents\/([A-Za-z0-9]+)$/);
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var match = incoming.pathname.match(/^\/documents\/([A-Za-z0-9]+)$/);
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if (request.method == 'GET' && match) {
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if (request.method == 'GET' && match) {
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handler = new DocumentHandler({
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handler = new DocumentHandler({
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store: preferredStore()
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store: preferredStore
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});
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});
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return handler.handleGet(match[1], response);
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return handler.handleGet(match[1], response);
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}
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}
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