nicholasandnicholas
2a1e16ed30
Reviewed-on: #14 Co-authored-by: Nicholas Ward <nicholaspward@outlook.com>
34 lines
961 B
JavaScript
34 lines
961 B
JavaScript
#!/usr/bin/env node
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import fs from "node:fs";
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import path from "node:path";
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import process from "node:process";
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import { backup, DatabaseSync } from "node:sqlite";
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const source = path.resolve(process.cwd(), "var", "recipe-book.sqlite");
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const requestedTarget = process.argv[2];
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if (!requestedTarget) {
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throw new Error("Usage: npm run db:backup -- /path/to/recipe-book.sqlite");
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}
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if (!fs.existsSync(source)) {
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throw new Error(`Database not found: ${source}`);
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}
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const target = path.resolve(requestedTarget);
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if (target === source) {
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throw new Error("Backup target must differ from the live database.");
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}
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if (fs.existsSync(target)) {
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throw new Error(`Refusing to overwrite existing backup: ${target}`);
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}
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fs.mkdirSync(path.dirname(target), { recursive: true });
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const database = new DatabaseSync(source, { readOnly: true });
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try {
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await backup(database, target);
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} finally {
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database.close();
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}
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console.log(`Backed up ${source} to ${target}`);
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