@graphql-mesh/cache-redis
Version:
83 lines (82 loc) • 3.23 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
const ioredis_1 = tslib_1.__importDefault(require("ioredis"));
const ioredis_mock_1 = tslib_1.__importDefault(require("ioredis-mock"));
const cross_helpers_1 = require("@graphql-mesh/cross-helpers");
const string_interpolation_1 = require("@graphql-mesh/string-interpolation");
function interpolateStrWithEnv(str) {
return string_interpolation_1.stringInterpolator.parse(str, { env: cross_helpers_1.process.env });
}
class RedisCache {
constructor(options) {
const lazyConnect = options.lazyConnect !== false;
if (options.url) {
const redisUrl = new URL(interpolateStrWithEnv(options.url));
if (!['redis:', 'rediss:'].includes(redisUrl.protocol)) {
throw new Error('Redis URL must use either redis:// or rediss://');
}
if (lazyConnect) {
redisUrl.searchParams.set('lazyConnect', 'true');
}
redisUrl.searchParams.set('enableAutoPipelining', 'true');
redisUrl.searchParams.set('enableOfflineQueue', 'true');
options.logger.debug(`Connecting to Redis at ${redisUrl.toString()}`);
this.client = new ioredis_1.default(redisUrl?.toString());
}
else {
const parsedHost = interpolateStrWithEnv(options.host?.toString());
const parsedPort = interpolateStrWithEnv(options.port?.toString());
const parsedPassword = interpolateStrWithEnv(options.password?.toString());
if (parsedHost) {
options.logger.debug(`Connecting to Redis at ${parsedHost}:${parsedPort}`);
this.client = new ioredis_1.default({
host: parsedHost,
port: parseInt(parsedPort),
password: parsedPassword,
...(lazyConnect ? { lazyConnect: true } : {}),
enableAutoPipelining: true,
enableOfflineQueue: true,
});
}
else {
options.logger.debug(`Connecting to Redis mock`);
this.client = new ioredis_mock_1.default();
}
}
const id = options.pubsub.subscribe('destroy', () => {
this.client.disconnect(false);
options.pubsub.unsubscribe(id);
});
}
async set(key, value, options) {
const stringifiedValue = JSON.stringify(value);
if (options?.ttl) {
await this.client.set(key, stringifiedValue, 'EX', options.ttl);
}
else {
await this.client.set(key, stringifiedValue);
}
}
async get(key) {
const reply = await this.client.get(key);
if (reply !== null) {
const value = JSON.parse(reply);
return value;
}
return undefined;
}
async getKeysByPrefix(prefix) {
return this.client.keys(`${prefix}*`);
}
async delete(key) {
try {
await this.client.del(key);
return true;
}
catch (e) {
return false;
}
}
}
exports.default = RedisCache;