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[addon] use mem cache for resolved links

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This commit is contained in:
TheBeastLT
2021-03-14 18:09:22 +01:00
parent 00d3ee2fd5
commit 759f25ca2f
2 changed files with 13 additions and 21 deletions
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30
addon/lib/cache.js
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@@ -4,19 +4,16 @@ const mangodbStore = require('cache-manager-mongodb');
const GLOBAL_KEY_PREFIX = 'torrentio-addon';
const STREAM_KEY_PREFIX = `${GLOBAL_KEY_PREFIX}|stream`;
const RESOLVED_URL_KEY_PREFIX = `${GLOBAL_KEY_PREFIX}|resolved`;
const PROXY_KEY_PREFIX = `${GLOBAL_KEY_PREFIX}|proxy`;
const USER_AGENT_KEY_PREFIX = `${GLOBAL_KEY_PREFIX}|agent`;
const STREAM_TTL = process.env.STREAM_TTL || 4 * 60 * 60; // 4 hours
const STREAM_EMPTY_TTL = process.env.STREAM_EMPTY_TTL || 30 * 60; // 30 minutes
const RESOLVED_URL_TTL = 2 * 60; // 2 minutes
const PROXY_TTL = 30 * 60; // 60 minutes
const USER_AGENT_TTL = 2 * 24 * 60 * 60; // 2 days
const RESOLVED_URL_TTL = 60; // 2 minutes
// When the streams are empty we want to cache it for less time in case of timeouts or failures
const MONGO_URI = process.env.MONGODB_URI;
const NO_CACHE = process.env.NO_CACHE || false;
const memoryCache = initiateMemoryCache();
const remoteCache = initiateRemoteCache();
function initiateRemoteCache() {
@@ -43,6 +40,13 @@ function initiateRemoteCache() {
}
}
function initiateMemoryCache() {
return cacheManager.caching({
store: 'memory',
ttl: RESOLVED_URL_TTL
});
}
function cacheWrap(cache, key, method, options) {
if (NO_CACHE || !cache) {
return method();
@@ -57,20 +61,8 @@ function cacheWrapStream(id, method) {
}
function cacheWrapResolvedUrl(id, method) {
return cacheWrap(remoteCache, `${RESOLVED_URL_KEY_PREFIX}:${id}`, method, { ttl: RESOLVED_URL_TTL });
return cacheWrap(memoryCache, `${RESOLVED_URL_KEY_PREFIX}:${id}`, method, { ttl: RESOLVED_URL_TTL });
}
function cacheWrapProxy(id, method) {
return cacheWrap(remoteCache, `${PROXY_KEY_PREFIX}:${id}`, method, { ttl: PROXY_TTL });
}
function cacheUserAgent(id, method) {
return cacheWrap(remoteCache, `${USER_AGENT_KEY_PREFIX}:${id}`, method, { ttl: USER_AGENT_TTL });
}
function uncacheProxy(id) {
return remoteCache.del(`${PROXY_KEY_PREFIX}:${id}`);
}
module.exports = { cacheWrapStream, cacheWrapResolvedUrl, cacheWrapProxy, cacheUserAgent, uncacheProxy };
module.exports = { cacheWrapStream, cacheWrapResolvedUrl };