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Skip missing blocks during block hash chain validation

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nymkappa 2022-04-30 15:23:53 +09:00
parent e63aaedbc0
commit 9377faea9c
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1 changed files with 18 additions and 8 deletions
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26
backend/src/repositories/BlocksRepository.ts
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@ -397,18 +397,28 @@ class BlocksRepository {
const [blocks]: any[] = await DB.query(`SELECT height, hash, previous_block_hash, const [blocks]: any[] = await DB.query(`SELECT height, hash, previous_block_hash,
UNIX_TIMESTAMP(blockTimestamp) as timestamp FROM blocks ORDER BY height`); UNIX_TIMESTAMP(blockTimestamp) as timestamp FROM blocks ORDER BY height`);
let currentHeight = 1; let partialMsg = false;
while (currentHeight < blocks.length) { let idx = 1;
if (blocks[currentHeight].previous_block_hash !== blocks[currentHeight - 1].hash) { while (idx < blocks.length) {
logger.warn(`Chain divergence detected at block ${blocks[currentHeight - 1].height}, re-indexing newer blocks and hashrates`); if (blocks[idx].height - 1 !== blocks[idx - 1].height) {
await this.$deleteBlocksFrom(blocks[currentHeight - 1].height); if (partialMsg === false) {
await HashratesRepository.$deleteHashratesFromTimestamp(blocks[currentHeight - 1].timestamp - 604800); logger.info('Some blocks are not indexed, skipping missing blocks during chain validation');
partialMsg = true;
}
++idx;
continue;
}
if (blocks[idx].previous_block_hash !== blocks[idx - 1].hash) {
logger.warn(`Chain divergence detected at block ${blocks[idx - 1].height}, re-indexing newer blocks and hashrates`);
await this.$deleteBlocksFrom(blocks[idx - 1].height);
await HashratesRepository.$deleteHashratesFromTimestamp(blocks[idx - 1].timestamp - 604800);
return false; return false;
} }
++currentHeight; ++idx;
} }
logger.info(`${currentHeight} blocks hash validated in ${new Date().getTime() - start} ms`); logger.info(`${idx} blocks hash validated in ${new Date().getTime() - start} ms`);
return true; return true;
} catch (e) { } catch (e) {
logger.err('Cannot validate chain of block hash. Reason: ' + (e instanceof Error ? e.message : e)); logger.err('Cannot validate chain of block hash. Reason: ' + (e instanceof Error ? e.message : e));