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Manually re-index the last 10 blocks when the new block previoushash does not match latest block hash

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nymkappa 2022-04-19 15:45:06 +09:00
parent 900e02d9a5
commit 84b72f8b32
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1 changed files with 7 additions and 5 deletions
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12
backend/src/api/blocks.ts
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@ -332,14 +332,16 @@ class Blocks {
if (Common.indexingEnabled()) {
if (!fastForwarded) {
const lastBlock = await blocksRepository.$getBlockByHeight(blockExtended.height - 1);
if (lastBlock !== null && blockExtended.id !== lastBlock['previousblockhash']) {
if (lastBlock !== null && blockExtended.previousblockhash !== lastBlock['hash']) {
logger.warn(`Chain divergence detected at block ${lastBlock['height']}, re-indexing most recent data`);
await BlocksRepository.$deleteBlocksFrom(lastBlock['height'] - 2);
// We assume there won't be a reorg with more than 10 block depth
await BlocksRepository.$deleteBlocksFrom(lastBlock['height'] - 10);
await HashratesRepository.$deleteLastEntries();
this.reindexFlag = true;
} else {
await blocksRepository.$saveBlockInDatabase(blockExtended);
for (let i = 10; i >= 0; --i) {
await this.$indexBlock(lastBlock['height'] - i);
}
}
await blocksRepository.$saveBlockInDatabase(blockExtended);
}
}