Merge pull request #8943 from Agoric/mfig-silence-vat-replay-console

fix(SwingSet): silence vat console output during replay
Agoric · Feb 19, 2024 · 6d9459d · 6d9459d
2 parents 169baec + 43ddaa5
commit 6d9459d
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diff --git a/packages/SwingSet/src/kernel/slogger.js b/packages/SwingSet/src/kernel/slogger.js
@@ -138,6 +138,10 @@ export function makeSlogger(slogCallbacks, writeObj) {
       const vc = {};
       for (const level of ['debug', 'log', 'info', 'warn', 'error']) {
         vc[level] = (sourceTag, ...args) => {
+          if (replay) {
+            // Don't duplicate stale console output.
+            return;
+          }
           sourcedConsole[level](sourceTag, ...args);
           const when = { state, crankNum, vatID, deliveryNum };
           const source = sourceTag === 'ls' ? 'liveslots' : sourceTag;

diff --git a/packages/cosmic-swingset/src/launch-chain.js b/packages/cosmic-swingset/src/launch-chain.js
@@ -1076,6 +1076,8 @@ export async function launch({
     controller.writeSlogObject(obj);
   }
 
+  console.info('Launched SwingSet kernel');
+
   return {
     blockingSend,
     shutdown,