mirror of
https://github.com/LightZirconite/Microsoft-Rewards-Bot.git
synced 2026-01-11 17:56:15 +00:00
fix: Move error reporting from Vercel Serverless to Express
This commit is contained in:
@@ -1,203 +0,0 @@
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import type { VercelRequest, VercelResponse } from '@vercel/node'
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/**
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* Vercel Serverless Function for Error Reporting
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* Receives error reports and forwards to Discord webhook
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* Rate limited: 10 req/min/IP
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*/
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interface ErrorReportPayload {
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error: string
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stack?: string
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context: {
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version: string
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platform: string
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arch: string
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nodeVersion: string
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timestamp: string
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botMode?: string
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}
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additionalContext?: Record<string, unknown>
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}
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interface DiscordEmbed {
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title: string
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description: string
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color: number
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fields: Array<{ name: string; value: string; inline: boolean }>
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timestamp: string
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footer: { text: string }
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}
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// Rate limiting configuration (in-memory, resets on cold start)
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const rateLimitMap = new Map<string, { count: number; resetTime: number }>()
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const RATE_LIMIT_WINDOW_MS = 60 * 1000 // 1 minute
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const RATE_LIMIT_MAX_REQUESTS = 10 // 10 requests per minute per IP
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// Discord color constants
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const DISCORD_COLOR_RED = 0xdc143c
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const DISCORD_AVATAR_URL = 'https://raw.githubusercontent.com/LightZirconite/Microsoft-Rewards-Bot/refs/heads/main/assets/logo.png'
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/**
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* Check if IP is rate limited
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*/
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function isRateLimited(ip: string, secret?: string): boolean {
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// Bypass rate limit if valid secret provided
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const validSecret = process.env.RATE_LIMIT_SECRET
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if (secret && validSecret && secret === validSecret) {
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return false
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}
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const now = Date.now()
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const entry = rateLimitMap.get(ip)
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if (!entry || now > entry.resetTime) {
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// Reset or create new entry
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rateLimitMap.set(ip, { count: 1, resetTime: now + RATE_LIMIT_WINDOW_MS })
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return false
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}
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if (entry.count >= RATE_LIMIT_MAX_REQUESTS) {
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return true
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}
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entry.count++
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return false
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}
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/**
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* Build Discord embed from error report
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*/
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function buildDiscordEmbed(payload: ErrorReportPayload): DiscordEmbed {
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const { error, stack, context } = payload
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const osPlatform = (() => {
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switch (context.platform) {
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case 'win32': return '🪟 Windows'
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case 'darwin': return '🍎 macOS'
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case 'linux': return '🐧 Linux'
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default: return context.platform
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}
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})()
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const embed: DiscordEmbed = {
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title: '🐛 Community Error Report',
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description: `\`\`\`js\n${error.slice(0, 700)}\n\`\`\``,
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color: DISCORD_COLOR_RED,
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fields: [
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{ name: '📦 Version', value: context.version === 'unknown' ? '⚠️ Unknown' : `v${context.version}`, inline: true },
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{ name: '🤖 Bot Mode', value: context.botMode || 'UNKNOWN', inline: true },
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{ name: '💻 OS Platform', value: `${osPlatform} ${context.arch}`, inline: true },
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{ name: '⚙️ Node.js', value: context.nodeVersion, inline: true },
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{ name: '🕐 Timestamp', value: new Date(context.timestamp).toLocaleString('en-US', { timeZone: 'UTC', timeZoneName: 'short' }), inline: false }
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],
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timestamp: context.timestamp,
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footer: { text: 'Community Error Reporting • Vercel Serverless • Non-sensitive data only' }
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}
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if (stack) {
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const truncated = stack.slice(0, 900)
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const wasTruncated = stack.length > 900
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embed.fields.push({
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name: '📋 Stack Trace' + (wasTruncated ? ' (truncated)' : ''),
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value: `\`\`\`js\n${truncated}${wasTruncated ? '\n... (truncated for display)' : ''}\n\`\`\``,
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inline: false
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})
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}
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return embed
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}
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/**
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* Main handler for error reporting endpoint
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*/
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export default async function handler(req: VercelRequest, res: VercelResponse) {
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// Enable CORS for all origins (error reporting should be accessible)
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res.setHeader('Access-Control-Allow-Origin', '*')
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res.setHeader('Access-Control-Allow-Methods', 'POST, OPTIONS')
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res.setHeader('Access-Control-Allow-Headers', 'Content-Type, X-Rate-Limit-Secret')
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// Handle preflight requests
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if (req.method === 'OPTIONS') {
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return res.status(200).end()
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}
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// Only accept POST requests
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if (req.method !== 'POST') {
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return res.status(405).json({ error: 'Method not allowed', message: 'Only POST requests are accepted' })
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}
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try {
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// Get client IP for rate limiting
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const ip = (req.headers['x-forwarded-for'] as string)?.split(',')[0]?.trim() ||
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(req.headers['x-real-ip'] as string) ||
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'unknown'
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// Get rate limit secret from headers
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const rateLimitSecret = req.headers['x-rate-limit-secret'] as string | undefined
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// Check rate limit
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if (isRateLimited(ip, rateLimitSecret)) {
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return res.status(429).json({
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error: 'Rate limit exceeded',
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message: 'Maximum 10 requests per minute per IP. Please try again later.'
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})
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}
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// Validate Discord webhook URL is configured
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const webhookUrl = process.env.DISCORD_ERROR_WEBHOOK_URL
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if (!webhookUrl) {
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console.error('[ErrorReporting] DISCORD_ERROR_WEBHOOK_URL not configured')
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return res.status(500).json({
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error: 'Configuration error',
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message: 'Discord webhook not configured. Please contact the administrator.'
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})
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}
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// Validate request body
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const payload = req.body as ErrorReportPayload
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if (!payload || !payload.error || !payload.context) {
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return res.status(400).json({
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error: 'Invalid payload',
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message: 'Missing required fields: error, context'
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})
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}
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// Build Discord embed
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const embed = buildDiscordEmbed(payload)
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// Send to Discord webhook
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const discordPayload = {
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username: 'Microsoft-Rewards-Bot Error Reporter',
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avatar_url: DISCORD_AVATAR_URL,
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embeds: [embed]
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}
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const response = await fetch(webhookUrl, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify(discordPayload)
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})
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if (!response.ok) {
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console.error('[ErrorReporting] Discord webhook failed:', response.status, response.statusText)
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return res.status(502).json({
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error: 'Discord webhook failed',
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message: `HTTP ${response.status}: ${response.statusText}`
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})
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}
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// Success
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return res.status(200).json({
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success: true,
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message: 'Error report sent successfully'
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})
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} catch (error) {
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console.error('[ErrorReporting] Unexpected error:', error)
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return res.status(500).json({
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error: 'Internal server error',
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message: error instanceof Error ? error.message : 'Unknown error occurred'
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})
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}
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}
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