55 lines
2.6 KiB
PHP
55 lines
2.6 KiB
PHP
<?php
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// Einmalige Daten-Migration: SQLite /data/essens.db -> PostgreSQL (DATABASE_URL)
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// Aufruf im App-Container: php bin/migrate-sqlite-to-pg.php
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declare(strict_types=1);
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$sqlitePath = '/data/essens.db';
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$pgUrl = $_SERVER['DATABASE_URL'] ?? getenv('DATABASE_URL');
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if (!$pgUrl) {
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fwrite(STDERR, "DATABASE_URL nicht gesetzt\n");
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exit(1);
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}
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$sqlite = new PDO('sqlite:' . $sqlitePath);
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$sqlite->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
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// PDO pgsql akzeptiert keine // URLs -> DSN-Form
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preg_match('#^[a-z+]+://([^:@/]*)(?::([^@/]*))?@([^:/?]*)(?::(\d+))?/([^?]*)(?:\?(.*))?$#', $pgUrl, $m);
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[$authUser, $authPass, $host, $port, $dbname] = [$m[1] ?? 'essens', $m[2] ?? '', $m[3] ?? 'localhost', $m[4] ?? '5432', $m[5] ?? 'essens'];
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$pg = new PDO(
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sprintf('pgsql:host=%s;port=%s;dbname=%s;user=%s;password=%s', $host, $port, $dbname, $authUser, $authPass),
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$authUser,
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$authPass,
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);
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$pg->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
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$pg->beginTransaction();
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try {
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$userStmt = $pg->prepare('INSERT INTO essens_user (id, username, email, kc_sub, created_am, updated_am) VALUES (?, ?, ?, ?, ?, ?)');
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$mealStmt = $pg->prepare('INSERT INTO essens_mahlzeiten (id, name, notiz, wochentage, sort_order, status, gegessen_am, erstellt_am, aktualisiert_am) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)');
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foreach ($sqlite->query('SELECT id, username, email, kc_sub, created_am, updated_am FROM essens_user') as $r) {
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$userStmt->execute([$r['id'], $r['username'], $r['email'], $r['kc_sub'] ?: null, $r['created_am'] ?: null, $r['updated_am'] ?: null]);
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}
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foreach ($sqlite->query('SELECT id, name, notiz, wochentage, sort_order, status, gegessen_am, erstellt_am, aktualisiert_am FROM essens_mahlzeiten') as $r) {
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$mealStmt->execute([
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$r['id'], $r['name'], $r['notiz'] ?: null,
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$r['wochentage'] ?: null,
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(int) $r['sort_order'], $r['status'],
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$r['gegessen_am'] ?: null, $r['erstellt_am'] ?: null, $r['aktualisiert_am'] ?: null,
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]);
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}
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$pg->exec("SELECT setval('essens_user_id_seq', COALESCE(MAX(id), 0) + 1, false) FROM essens_user");
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$pg->exec("SELECT setval('essens_mahlzeiten_id_seq', COALESCE(MAX(id), 0) + 1, false) FROM essens_mahlzeiten");
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$pg->commit();
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} catch (Throwable $e) {
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$pg->rollBack();
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fwrite(STDERR, get_class($e) . ': ' . $e->getMessage() . "\n");
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throw $e;
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}
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$u = $pg->query('SELECT count(*) FROM essens_user')->fetchColumn();
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$m = $pg->query('SELECT count(*) FROM essens_mahlzeiten')->fetchColumn();
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echo "Import ok: $u User, $m Mahlzeiten\n";
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