Max P.
bd71b8ee14
- Add error handling and rollback logic for unit file writes - Prevent partial file writes by removing created files on failure - Update tests to reflect new return type and error handling
47 lines
1.5 KiB
TypeScript
47 lines
1.5 KiB
TypeScript
import { ensureDir, exists } from 'https://deno.land/std@0.224.0/fs/mod.ts';
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import { join } from 'https://deno.land/std@0.224.0/path/mod.ts';
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import { TimerOptions } from '../types/mod.ts';
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export async function writeUnitFiles(
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name: string,
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serviceContent: string,
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timerContent: string,
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options: TimerOptions,
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): Promise<{ servicePath: string; timerPath: string } | undefined> {
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const basePath = resolveUnitTargetPath(options);
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await ensureDir(basePath);
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const servicePath = join(basePath, `${name}.service`);
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const timerPath = join(basePath, `${name}.timer`);
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try {
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await Deno.writeTextFile(servicePath, serviceContent);
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await Deno.writeTextFile(timerPath, timerContent);
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} catch (error) {
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// Rollback: Remove any files that were written
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try {
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if (await exists(servicePath)) {
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await Deno.remove(servicePath);
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}
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if (await exists(timerPath)) {
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await Deno.remove(timerPath);
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}
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} catch (rollbackError) {
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console.error('Rollback fehlgeschlagen:', rollbackError);
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}
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console.error('Fehler beim Schreiben der Units:', error);
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return undefined;
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}
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return { servicePath, timerPath };
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}
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export function resolveUnitTargetPath(
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options: Pick<TimerOptions, 'output' | 'user'>,
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): string {
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if (options.output) return options.output;
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if (options.user) return `${Deno.env.get('HOME')}/.config/systemd/user`;
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return '/etc/systemd/system';
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}
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