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Pad: Limit DB concurrency when copying a pad

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This commit is contained in:
Richard Hansen 2022-04-15 02:57:43 -04:00
parent 8442e002f9
commit 096379e6f9
2 changed files with 5 additions and 2 deletions
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5
src/node/db/Pad.js
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@ -383,13 +383,14 @@ class Pad {
await db.set(`pad:${destinationID}${keySuffix}`, val);
};
await Promise.all((function* () {
const promises = (function* () {
yield copyRecord('');
yield* Stream.range(0, this.head + 1).map((i) => copyRecord(`:revs:${i}`));
yield* Stream.range(0, this.chatHead + 1).map((i) => copyRecord(`:chat:${i}`));
yield this.copyAuthorInfoToDestinationPad(destinationID);
if (destGroupID) yield db.setSub(`group:${destGroupID}`, ['pads', destinationID], 1);
}).call(this));
}).call(this);
for (const p of new Stream(promises).batch(100).buffer(99)) await p;
// Initialize the new pad (will update the listAllPads cache)
const dstPad = await padManager.getPad(destinationID, null);