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NodeJS cluster fix: Only save disk cache to disk when master.

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fixes #108
This commit is contained in:
softsimon 2020-09-22 04:07:47 +07:00
parent 347ab1e220
commit 6d67fbde84
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2 changed files with 11 additions and 9 deletions
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19
backend/src/api/disk-cache.ts
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@ -1,4 +1,5 @@
import * as fs from 'fs';
import * as cluster from 'cluster';
import memPool from './mempool';
import blocks from './blocks';
@ -6,15 +7,17 @@ class DiskCache {
static FILE_NAME = './cache.json';
constructor() {
process.on('SIGINT', () => {
this.saveCacheToDisk();
process.exit(2);
});
if (cluster.isMaster) {
process.on('SIGINT', () => {
this.saveCacheToDisk();
process.exit(2);
});
process.on('SIGTERM', () => {
this.saveCacheToDisk();
process.exit(2);
});
process.on('SIGTERM', () => {
this.saveCacheToDisk();
process.exit(2);
});
}
}
saveCacheToDisk() {

1
backend/src/index.ts
View File

@ -7,7 +7,6 @@ import * as http from 'http';
import * as https from 'https';
import * as WebSocket from 'ws';
import * as cluster from 'cluster';
import * as os from 'os';
import { checkDbConnection } from './database';
import routes from './routes';