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Show Nodejs heap stats only at Standalone WeKan.

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Not shown at Sandstorm WeKan, because there's a bunch of machine performance data
Sandstorm doesn't expose to apps to prevent side channel attacks.

Thanks to ocdtrekkie and xet7 !

Fixes #4154
This commit is contained in:
Lauri Ojansivu 2021-11-17 00:26:40 +02:00
parent 6d719b8a98
commit 02b6df320f
2 changed files with 80 additions and 66 deletions
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1
client/components/settings/informationBody.jade
View file

@ -65,6 +65,7 @@ template(name='statistics')
tr
th {{_ 'OS_Cpus'}}
td {{statistics.os.cpus.length}}
unless isSandstorm
tr
th {{_ 'Node_heap_total_heap_size'}}
td {{bytesToSize statistics.nodeHeapStats.totalHeapSize}}

13
server/statistics.js
View file

@ -1,5 +1,10 @@
import { MongoInternals } from 'meteor/mongo';
// Sandstorm context is detected using the METEOR_SETTINGS environment variable
// in the package definition.
const isSandstorm =
Meteor.settings && Meteor.settings.public && Meteor.settings.public.sandstorm;
if (Meteor.isServer) {
Meteor.methods({
getStatistics() {
@ -28,6 +33,11 @@ if (Meteor.isServer) {
pid: process.pid,
uptime: process.uptime(),
};
// Start: Show Nodejs heap stats at Standalone WeKan.
//
// Not shown at Sandstorm WeKan, because there's a bunch of machine performance data
// Sandstorm doesn't expose to apps to prevent side channel attacks.
if (!isSandstorm) {
const v8 = require('v8'); // Import the v8 module
statistics.nodeHeapStats = {
totalHeapSize: v8.getHeapStatistics().total_heap_size,
@ -49,6 +59,9 @@ if (Meteor.isServer) {
heapUsed: memoryUsage.heapUsed,
external: memoryUsage.external,
};
}
// End: Show Nodejs heap stats at Standalone WeKan.
//
// Remove beginning of Meteor release text METEOR@
let meteorVersion = Meteor.release;
meteorVersion = meteorVersion.replace('METEOR@', '');