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55 lines
1.4 KiB
55 lines
1.4 KiB
const https = require("https");
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const http = require("http");
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const CacheableLookup = require("cacheable-lookup");
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class CacheableDnsHttpAgent {
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static cacheable = new CacheableLookup();
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static httpAgentList = {};
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static httpsAgentList = {};
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/**
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* Register cacheable to global agents
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*/
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static registerGlobalAgent() {
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this.cacheable.install(http.globalAgent);
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this.cacheable.install(https.globalAgent);
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}
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static install(agent) {
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this.cacheable.install(agent);
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}
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/**
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* @var {https.AgentOptions} agentOptions
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* @return {https.Agent}
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*/
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static getHttpsAgent(agentOptions) {
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let key = JSON.stringify(agentOptions);
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if (!(key in this.httpsAgentList)) {
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this.httpsAgentList[key] = new https.Agent(agentOptions);
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this.cacheable.install(this.httpsAgentList[key]);
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}
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return this.httpsAgentList[key];
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}
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/**
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* @var {http.AgentOptions} agentOptions
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* @return {https.Agents}
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*/
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static getHttpAgent(agentOptions) {
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let key = JSON.stringify(agentOptions);
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if (!(key in this.httpAgentList)) {
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this.httpAgentList[key] = new http.Agent(agentOptions);
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this.cacheable.install(this.httpAgentList[key]);
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}
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return this.httpAgentList[key];
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}
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}
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module.exports = {
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CacheableDnsHttpAgent,
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};
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