machankura/mempool
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Change unfurler puppeteer config toggle to ENABLED

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Mononaut 2022-08-30 17:34:05 +00:00
parent c289f821e4
commit 5a339c382f
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GPG Key ID: 61B952CAF4838F94
3 changed files with 9 additions and 7 deletions
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4
unfurler/config.sample.json
View File

@ -9,8 +9,8 @@
"NETWORK": "bitcoin" // "bitcoin" | "liquid" | "bisq" (optional - defaults to "bitcoin") "NETWORK": "bitcoin" // "bitcoin" | "liquid" | "bisq" (optional - defaults to "bitcoin")
}, },
"PUPPETEER": { "PUPPETEER": {
"DISABLE": false, // optional, boolean, disables puppeteer and /render endpoints "ENABLED": false, // optional, boolean, enables puppeteer and /render endpoints (default true)
"CLUSTER_SIZE": 2, "CLUSTER_SIZE": 2, // maximum number of parallel chromium pages. CLUSTER_SIZE=0 implies ENABLED=false
"EXEC_PATH": "/usr/local/bin/chrome", // optional "EXEC_PATH": "/usr/local/bin/chrome", // optional
"MAX_PAGE_AGE": 86400, // maximum lifetime of a page session (in seconds) "MAX_PAGE_AGE": 86400, // maximum lifetime of a page session (in seconds)
"RENDER_TIMEOUT": 3000, // timeout for preview image rendering (in ms) (optional) "RENDER_TIMEOUT": 3000, // timeout for preview image rendering (in ms) (optional)

4
unfurler/src/config.ts
View File

@ -11,7 +11,7 @@ interface IConfig {
NETWORK?: string; NETWORK?: string;
}; };
PUPPETEER: { PUPPETEER: {
DISABLE: boolean; ENABLED: boolean;
CLUSTER_SIZE: number; CLUSTER_SIZE: number;
EXEC_PATH?: string; EXEC_PATH?: string;
MAX_PAGE_AGE?: number; MAX_PAGE_AGE?: number;
@ -29,7 +29,7 @@ const defaults: IConfig = {
'HTTP_PORT': 4200, 'HTTP_PORT': 4200,
}, },
'PUPPETEER': { 'PUPPETEER': {
'DISABLE': false, 'ENABLED': true,
'CLUSTER_SIZE': 1, 'CLUSTER_SIZE': 1,
}, },
}; };

8
unfurler/src/index.ts
View File

@ -13,6 +13,8 @@ if (config.PUPPETEER.EXEC_PATH) {
puppeteerConfig.executablePath = config.PUPPETEER.EXEC_PATH; puppeteerConfig.executablePath = config.PUPPETEER.EXEC_PATH;
} }
const puppeteerEnabled = config.PUPPETEER.ENABLED && (config.PUPPETEER.CLUSTER_SIZE > 0);
class Server { class Server {
private server: http.Server | undefined; private server: http.Server | undefined;
private app: Application; private app: Application;
@ -24,7 +26,7 @@ class Server {
constructor() { constructor() {
this.app = express(); this.app = express();
this.mempoolHost = config.MEMPOOL.HTTP_HOST + (config.MEMPOOL.HTTP_PORT ? ':' + config.MEMPOOL.HTTP_PORT : ''); this.mempoolHost = config.MEMPOOL.HTTP_HOST + (config.MEMPOOL.HTTP_PORT ? ':' + config.MEMPOOL.HTTP_PORT : '');
this.secureHost = this.mempoolHost.startsWith('https'); this.secureHost = config.SERVER.HOST.startsWith('https');
this.network = config.MEMPOOL.NETWORK || 'bitcoin'; this.network = config.MEMPOOL.NETWORK || 'bitcoin';
this.startServer(); this.startServer();
} }
@ -39,7 +41,7 @@ class Server {
.use(express.text()) .use(express.text())
; ;
if (!config.PUPPETEER.DISABLE) { if (puppeteerEnabled) {
this.cluster = await Cluster.launch({ this.cluster = await Cluster.launch({
concurrency: ReusablePage, concurrency: ReusablePage,
maxConcurrency: config.PUPPETEER.CLUSTER_SIZE, maxConcurrency: config.PUPPETEER.CLUSTER_SIZE,
@ -68,7 +70,7 @@ class Server {
} }
setUpRoutes() { setUpRoutes() {
if (!config.PUPPETEER.DISABLE) { if (puppeteerEnabled) {
this.app.get('/render*', async (req, res) => { return this.renderPreview(req, res) }) this.app.get('/render*', async (req, res) => { return this.renderPreview(req, res) })
} else { } else {
this.app.get('/render*', async (req, res) => { return this.renderDisabled(req, res) }) this.app.get('/render*', async (req, res) => { return this.renderDisabled(req, res) })