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feat(auth): implement session token creation and verification for enhanced security

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feat(api): require session authentication for admin routes and improve error handling

fix(api): streamline project image generation by fetching data directly from the database

fix(api): optimize project import/export functionality with session validation and improved error handling

fix(api): enhance analytics dashboard and email manager with session token for admin requests

fix(components): improve loading states and dynamic imports for better user experience

chore(security): update Content Security Policy to avoid unsafe-eval in production

chore(deps): update package.json scripts for consistent environment handling in linting and testing
This commit is contained in:
denshooter
2026-01-12 00:27:03 +01:00
parent 9cc03bc475
commit 0349c686fa
25 changed files with 423 additions and 268 deletions
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32
app/api/auth/login/route.ts
View File

@@ -37,7 +37,13 @@ export async function POST(request: NextRequest) {
}
// Get admin credentials from environment
const adminAuth = process.env.ADMIN_BASIC_AUTH || 'admin:default_password_change_me';
const adminAuth = process.env.ADMIN_BASIC_AUTH;
if (!adminAuth || adminAuth.trim() === '' || adminAuth === 'admin:default_password_change_me') {
return new NextResponse(
JSON.stringify({ error: 'Admin auth is not configured' }),
{ status: 503, headers: { 'Content-Type': 'application/json' } }
);
}
const [, expectedPassword] = adminAuth.split(':');
// Secure password comparison using constant-time comparison
@@ -48,22 +54,14 @@ export async function POST(request: NextRequest) {
// Use constant-time comparison to prevent timing attacks
if (passwordBuffer.length === expectedBuffer.length &&
crypto.timingSafeEqual(passwordBuffer, expectedBuffer)) {
// Generate cryptographically secure session token
const timestamp = Date.now();
const randomBytes = crypto.randomBytes(32);
const randomString = randomBytes.toString('hex');
// Create session data
const sessionData = {
timestamp,
random: randomString,
ip: ip,
userAgent: request.headers.get('user-agent') || 'unknown'
};
// Encode session data (base64 is sufficient for this use case)
const sessionJson = JSON.stringify(sessionData);
const sessionToken = Buffer.from(sessionJson).toString('base64');
const { createSessionToken } = await import('@/lib/auth');
const sessionToken = createSessionToken(request);
if (!sessionToken) {
return new NextResponse(
JSON.stringify({ error: 'Session secret not configured' }),
{ status: 503, headers: { 'Content-Type': 'application/json' } }
);
}
return new NextResponse(
JSON.stringify({

77
app/api/auth/validate/route.ts
View File

@@ -1,4 +1,5 @@
import { NextRequest, NextResponse } from 'next/server';
import { verifySessionToken } from '@/lib/auth';
export async function POST(request: NextRequest) {
try {
@@ -20,70 +21,26 @@ export async function POST(request: NextRequest) {
);
}
// Decode and validate session token
try {
const decodedJson = atob(sessionToken);
const sessionData = JSON.parse(decodedJson);
// Validate session data structure
if (!sessionData.timestamp || !sessionData.random || !sessionData.ip || !sessionData.userAgent) {
return new NextResponse(
JSON.stringify({ valid: false, error: 'Invalid session token structure' }),
{ status: 401, headers: { 'Content-Type': 'application/json' } }
);
}
// Check if session is still valid (2 hours)
const sessionTime = sessionData.timestamp;
const now = Date.now();
const sessionDuration = 2 * 60 * 60 * 1000; // 2 hours
if (now - sessionTime > sessionDuration) {
return new NextResponse(
JSON.stringify({ valid: false, error: 'Session expired' }),
{ status: 401, headers: { 'Content-Type': 'application/json' } }
);
}
// Validate IP address (optional, but good security practice)
const currentIp = request.headers.get('x-forwarded-for') || request.headers.get('x-real-ip') || 'unknown';
if (sessionData.ip !== currentIp) {
// Log potential session hijacking attempt
console.warn(`Session IP mismatch: expected ${sessionData.ip}, got ${currentIp}`);
return new NextResponse(
JSON.stringify({ valid: false, error: 'Session validation failed' }),
{ status: 401, headers: { 'Content-Type': 'application/json' } }
);
}
// Validate User-Agent (optional)
const currentUserAgent = request.headers.get('user-agent') || 'unknown';
if (sessionData.userAgent !== currentUserAgent) {
console.warn(`Session User-Agent mismatch`);
return new NextResponse(
JSON.stringify({ valid: false, error: 'Session validation failed' }),
{ status: 401, headers: { 'Content-Type': 'application/json' } }
);
}
const valid = verifySessionToken(request, sessionToken);
if (!valid) {
return new NextResponse(
JSON.stringify({ valid: true, message: 'Session valid' }),
{
status: 200,
headers: {
'Content-Type': 'application/json',
'X-Content-Type-Options': 'nosniff',
'X-Frame-Options': 'DENY',
'X-XSS-Protection': '1; mode=block'
}
}
);
} catch {
return new NextResponse(
JSON.stringify({ valid: false, error: 'Invalid session token format' }),
JSON.stringify({ valid: false, error: 'Session expired or invalid' }),
{ status: 401, headers: { 'Content-Type': 'application/json' } }
);
}
return new NextResponse(
JSON.stringify({ valid: true, message: 'Session valid' }),
{
status: 200,
headers: {
'Content-Type': 'application/json',
'X-Content-Type-Options': 'nosniff',
'X-Frame-Options': 'DENY',
'X-XSS-Protection': '1; mode=block'
}
}
);
} catch {
return new NextResponse(
JSON.stringify({ valid: false, error: 'Internal server error' }),