send/server/storage/redis.js

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const promisify = require('util').promisify;
module.exports = function(config) {
const redis_lib =
config.env === 'development' && config.redis_host === 'localhost'
? 'redis-mock'
: 'redis';
//eslint-disable-next-line security/detect-non-literal-require
const redis = require(redis_lib);
const client = redis.createClient({
host: config.redis_host,
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port: config.redis_port,
password: config.redis_password,
retry_strategy: options => {
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if (options.total_retry_time > config.redis_retry_time) {
client.emit('error', 'Retry time exhausted');
return new Error('Retry time exhausted');
}
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return config.redis_retry_delay;
}
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});
client.ttlAsync = promisify(client.ttl);
client.hgetallAsync = promisify(client.hgetall);
client.hgetAsync = promisify(client.hget);
client.pingAsync = promisify(client.ping);
return client;
};