74 lines
1.9 KiB
TypeScript
74 lines
1.9 KiB
TypeScript
import { createHash, randomBytes } from 'node:crypto';
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import db from './db';
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function getSecretKey(): string {
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const key = process.env.SECRET_KEY;
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if (!key) throw new Error('SECRET_KEY environment variable is required');
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return key;
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}
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export function hashIP(ip: string): string {
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return createHash('sha256').update(getSecretKey() + ':' + ip).digest('hex').slice(0, 16);
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}
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export function generateId(): string {
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return randomBytes(32).toString('hex');
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}
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export interface AdminSession {
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id: string;
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user_id: string;
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created_at: string;
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expires_at: string;
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}
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export function createSession(userId: string): string {
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const sessionId = generateId();
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const expiresAt = new Date(Date.now() + 24 * 60 * 60 * 1000).toISOString();
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db.prepare(
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`INSERT INTO admin_sessions (id, user_id, expires_at) VALUES (?, ?, ?)`
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).run(sessionId, userId, expiresAt);
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return sessionId;
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}
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export function getSession(sessionId: string): AdminSession | undefined {
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return db
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.prepare(
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`SELECT * FROM admin_sessions
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WHERE id = ? AND expires_at > strftime('%Y-%m-%dT%H:%M:%SZ', 'now')`
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)
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.get(sessionId) as AdminSession | undefined;
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}
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export function deleteSession(sessionId: string): void {
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db.prepare(`DELETE FROM admin_sessions WHERE id = ?`).run(sessionId);
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}
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export function cleanExpiredSessions(): void {
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db.prepare(
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`DELETE FROM admin_sessions WHERE expires_at <= strftime('%Y-%m-%dT%H:%M:%SZ', 'now')`
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).run();
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}
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export const SESSION_COOKIE = 'admin_session';
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function shouldUseSecureCookies(): boolean {
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const secureOverride = process.env.COOKIE_SECURE?.trim().toLowerCase();
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if (secureOverride === 'true') return true;
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if (secureOverride === 'false') return false;
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return process.env.NODE_ENV === 'production';
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}
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export function sessionCookieOptions(maxAge: number) {
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return {
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httpOnly: true,
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secure: shouldUseSecureCookies(),
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sameSite: 'strict' as const,
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path: '/',
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maxAge,
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};
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}
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