32 lines
943 B
JavaScript
32 lines
943 B
JavaScript
'use strict';
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var _ = require('underscore');
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var RedisPool = require('redis-mpool');
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var RedisDistlockLocker = require('./provider/redis-distlock');
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var debug = require('../util/debug')('leader-locker');
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function Locker(locker) {
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this.locker = locker;
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}
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module.exports = Locker;
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Locker.prototype.lock = function(host, ttl, callback) {
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debug('Locker.lock(%s, %d)', host, ttl);
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this.locker.lock(host, ttl, callback);
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};
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Locker.prototype.unlock = function(host, callback) {
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debug('Locker.unlock(%s)', host);
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this.locker.unlock(host, callback);
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};
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module.exports.create = function createLocker(type, config) {
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if (type !== 'redis-distlock') {
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throw new Error('Invalid type Locker type. Valid types are: "redis-distlock"');
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}
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var redisPool = new RedisPool(_.extend({ name: 'batch-distlock' }, config.redisConfig));
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var locker = new RedisDistlockLocker(redisPool);
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return new Locker(locker);
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};
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