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Make sure to release all db connections

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nymkappa 2022-01-20 23:07:20 +09:00
parent 19a564062b
commit a1a2e9363f
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1 changed files with 15 additions and 6 deletions
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21
backend/src/api/pools-parser.ts
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@ -67,7 +67,14 @@ class PoolsParser {
// Get existing pools from the db
const connection = await DB.pool.getConnection();
const [existingPools] = await connection.query<any>({ sql: 'SELECT * FROM pools;', timeout: 120000 });
let existingPools: any[] = [];
try {
existingPools = await connection.query<any>({ sql: 'SELECT * FROM pools;', timeout: 120000 });
} catch (e) {
logger.err('Unable to get existing pools from the database, skipping pools.json import');
connection.release();
return;
}
// Finally, we generate the final consolidated pools data
const finalPoolDataAdd: Pool[] = [];
@ -117,11 +124,11 @@ class PoolsParser {
const updateQueries: string[] = [];
for (let i = 0; i < finalPoolDataUpdate.length; ++i) {
updateQueries.push(`
UPDATE pools
SET name='${finalPoolDataUpdate[i].name}', link='${finalPoolDataUpdate[i].link}',
regexes='${JSON.stringify(finalPoolDataUpdate[i].regexes)}', addresses='${JSON.stringify(finalPoolDataUpdate[i].addresses)}'
WHERE name='${finalPoolDataUpdate[i].name}'
;`);
UPDATE pools
SET name='${finalPoolDataUpdate[i].name}', link='${finalPoolDataUpdate[i].link}',
regexes='${JSON.stringify(finalPoolDataUpdate[i].regexes)}', addresses='${JSON.stringify(finalPoolDataUpdate[i].addresses)}'
WHERE name='${finalPoolDataUpdate[i].name}'
;`);
}
try {
@ -158,6 +165,8 @@ class PoolsParser {
} catch (e) {
logger.err('Unable to insert "Unknown" mining pool');
}
connection.release();
}
}