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feat: add timezone support for backup file naming and extraction

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shuaiplus
2026-04-07 20:24:28 +08:00
parent 76623d7201
commit c9e7417825
3 changed files with 34 additions and 29 deletions
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webapp/src/lib/api/backup.ts
+7 -18
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@@ -148,32 +148,21 @@ interface BackupExportManifest {
const BACKUP_FILE_HASH_PREFIX_LENGTH = 5;
function parseBackupTimestampFromFileName(fileName: string): Date | null {
function extractBackupTimestampFromFileName(fileName: string): string | null {
const match = String(fileName || '').match(/nodewarden_backup_(\d{8})_(\d{6})(?:_[0-9a-f]{5})?\.zip$/i);
if (!match) return null;
const datePart = match[1];
const timePart = match[2];
const iso = `${datePart.slice(0, 4)}-${datePart.slice(4, 6)}-${datePart.slice(6, 8)}T${timePart.slice(0, 2)}:${timePart.slice(2, 4)}:${timePart.slice(4, 6)}.000Z`;
const parsed = new Date(iso);
return Number.isFinite(parsed.getTime()) ? parsed : null;
return `${match[1]}_${match[2]}`;
}
function buildBackupFileName(date: Date, checksumPrefix: string): string {
const parts = [
date.getUTCFullYear().toString().padStart(4, '0'),
(date.getUTCMonth() + 1).toString().padStart(2, '0'),
date.getUTCDate().toString().padStart(2, '0'),
date.getUTCHours().toString().padStart(2, '0'),
date.getUTCMinutes().toString().padStart(2, '0'),
date.getUTCSeconds().toString().padStart(2, '0'),
];
return `nodewarden_backup_${parts[0]}${parts[1]}${parts[2]}_${parts[3]}${parts[4]}${parts[5]}_${checksumPrefix}.zip`;
function buildBackupFileName(timestamp: string, checksumPrefix: string): string {
return `nodewarden_backup_${timestamp}_${checksumPrefix}.zip`;
}
async function applyBackupFileIntegrityName(fileName: string, bytes: Uint8Array): Promise<string> {
const integrity = await verifyBackupFileIntegrity(bytes, fileName);
const effectiveDate = parseBackupTimestampFromFileName(fileName) || new Date();
return buildBackupFileName(effectiveDate, integrity.actualPrefix);
const timestamp = extractBackupTimestampFromFileName(fileName);
if (!timestamp) return fileName;
return buildBackupFileName(timestamp, integrity.actualPrefix);
}
export async function exportAdminBackup(