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feat(M01-C): 建立MySQL异步任务基础

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Codex
2026-06-18 10:20:39 +08:00
parent a2d578f73b
commit 2b90d1f101
15 changed files with 609 additions and 30 deletions
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backend/src/db/migration-runner.ts
+20 -8
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@@ -19,10 +19,19 @@ export interface MigrationExecutionResult extends MigrationPlan {
}
const repoRoot = resolve(dirname(fileURLToPath(import.meta.url)), '../../..');
const migrationFiles: Record<MigrationDirection, string> = {
up: 'database/migrations/2026061601_m01b_core_schema.up.sql',
verify: 'database/migrations/2026061601_m01b_core_schema.verify.sql',
down: 'database/migrations/2026061601_m01b_core_schema.down.sql'
const migrationFiles: Record<MigrationDirection, readonly string[]> = {
up: [
'database/migrations/2026061601_m01b_core_schema.up.sql',
'database/migrations/2026061802_m01c_async_tasks.up.sql'
],
verify: [
'database/migrations/2026061601_m01b_core_schema.verify.sql',
'database/migrations/2026061802_m01c_async_tasks.verify.sql'
],
down: [
'database/migrations/2026061802_m01c_async_tasks.down.sql',
'database/migrations/2026061601_m01b_core_schema.down.sql'
]
};
export function splitSqlStatements(sql: string): string[] {
@@ -110,12 +119,15 @@ export function splitSqlStatements(sql: string): string[] {
}
export async function loadMigrationPlan(direction: MigrationDirection): Promise<MigrationPlan> {
const relativeFile = migrationFiles[direction];
const sql = await readFile(resolve(repoRoot, relativeFile), 'utf8');
const relativeFiles = migrationFiles[direction];
const sqlParts = await Promise.all(
relativeFiles.map((relativeFile) => readFile(resolve(repoRoot, relativeFile), 'utf8'))
);
const sql = sqlParts.join('\n');
return {
direction,
file: relativeFile,
file: relativeFiles.join(','),
checksum: createHash('sha256').update(sql).digest('hex'),
statements: splitSqlStatements(sql)
};
@@ -134,7 +146,7 @@ export async function executeMigrationPlan(
for (const [index, statement] of plan.statements.entries()) {
const [result] = await pool.query(statement);
if (plan.direction === 'verify') {
const minimumRows = [10, 26, 1][index] ?? 1;
const minimumRows = [10, 26, 1, 2, 5, 1][index] ?? 1;
if (!Array.isArray(result) || result.length < minimumRows) {
throw new Error(
`Migration verification statement ${index + 1} returned fewer than ${minimumRows} rows.`