Files
skywatch/server/index.js
T

255 lines
7.0 KiB
JavaScript

const express = require('express');
const cors = require('cors');
const path = require('path');
require('dotenv').config();
const db = require('./database');
const scheduler = require('./scheduler');
const monitorService = require('./monitorService');
const app = express();
const PORT = process.env.PORT || 3001;
app.use(cors());
app.use(express.json());
// API Routes
// Get all resources
app.get('/api/resources', (req, res) => {
const resources = db.prepare('SELECT * FROM resources ORDER BY name').all();
res.json(resources);
});
// Get single resource with stats
app.get('/api/resources/:id', (req, res) => {
const resource = db.prepare('SELECT * FROM resources WHERE id = ?').get(req.params.id);
if (!resource) {
return res.status(404).json({ error: 'Resource not found' });
}
const stats = monitorService.getResourceStats(resource.id, 24);
const lastCheck = monitorService.getLastCheck(resource.id);
const activeIncident = db.prepare(`
SELECT * FROM incidents
WHERE resource_id = ? AND resolved_at IS NULL
`).get(resource.id);
res.json({
...resource,
stats,
lastCheck,
hasActiveIncident: !!activeIncident,
});
});
// Create resource
app.post('/api/resources', (req, res) => {
const { name, url, type, check_interval, timeout } = req.body;
if (!name || !url) {
return res.status(400).json({ error: 'Name and URL are required' });
}
const stmt = db.prepare(`
INSERT INTO resources (name, url, type, check_interval, timeout)
VALUES (?, ?, ?, ?, ?)
`);
const result = stmt.run(
name,
url,
type || 'http',
check_interval || 60000,
timeout || 5000
);
res.json({ id: result.lastInsertRowid, message: 'Resource created' });
});
// Update resource
app.put('/api/resources/:id', (req, res) => {
const { name, url, type, check_interval, timeout, enabled } = req.body;
const stmt = db.prepare(`
UPDATE resources
SET name = ?, url = ?, type = ?, check_interval = ?, timeout = ?, enabled = ?
WHERE id = ?
`);
stmt.run(name, url, type, check_interval, timeout, enabled ? 1 : 0, req.params.id);
res.json({ message: 'Resource updated' });
});
// Delete resource
app.delete('/api/resources/:id', (req, res) => {
db.prepare('DELETE FROM resources WHERE id = ?').run(req.params.id);
res.json({ message: 'Resource deleted' });
});
// Get dashboard overview
app.get('/api/dashboard', (req, res) => {
const resources = db.prepare('SELECT * FROM resources').all();
const overview = resources.map(resource => {
const lastCheck = monitorService.getLastCheck(resource.id);
const stats = monitorService.getResourceStats(resource.id, 24);
const activeIncident = db.prepare(`
SELECT * FROM incidents
WHERE resource_id = ? AND resolved_at IS NULL
`).get(resource.id);
return {
id: resource.id,
name: resource.name,
url: resource.url,
enabled: resource.enabled,
status: lastCheck?.status || 'unknown',
uptime: stats.uptime,
avgResponseTime: stats.avgResponseTime,
lastCheck: lastCheck?.checked_at,
hasActiveIncident: !!activeIncident,
};
});
res.json(overview);
});
// Get incidents
app.get('/api/incidents', (req, res) => {
const incidents = db.prepare(`
SELECT i.*, r.name as resource_name, r.url as resource_url
FROM incidents i
JOIN resources r ON i.resource_id = r.id
ORDER BY i.started_at DESC
LIMIT 50
`).all();
res.json(incidents);
});
// Get settings
app.get('/api/settings', (req, res) => {
const settings = {
email_enabled: process.env.EMAIL_ENABLED === 'true',
email_host: process.env.EMAIL_HOST || 'smtp.gmail.com',
email_port: parseInt(process.env.EMAIL_PORT) || 587,
email_user: process.env.EMAIL_USER || '',
email_pass: '', // Don't send password to client
email_from: process.env.EMAIL_FROM || '',
email_to: process.env.EMAIL_TO || '',
webhook_enabled: process.env.WEBHOOK_ENABLED === 'true',
webhook_url: process.env.WEBHOOK_URL || '',
check_interval: parseInt(process.env.CHECK_INTERVAL) || 60000,
timeout: parseInt(process.env.TIMEOUT) || 5000,
};
res.json(settings);
});
// Save settings
app.post('/api/settings', (req, res) => {
const fs = require('fs');
const path = require('path');
const envPath = path.join(__dirname, '../.env');
const {
email_enabled,
email_host,
email_port,
email_user,
email_pass,
email_from,
email_to,
webhook_enabled,
webhook_url,
check_interval,
timeout,
} = req.body;
const envContent = `PORT=${process.env.PORT || 3001}
EMAIL_ENABLED=${email_enabled}
EMAIL_HOST=${email_host}
EMAIL_PORT=${email_port}
EMAIL_USER=${email_user}
EMAIL_PASS=${email_pass || process.env.EMAIL_PASS || ''}
EMAIL_FROM=${email_from}
EMAIL_TO=${email_to}
WEBHOOK_ENABLED=${webhook_enabled}
WEBHOOK_URL=${webhook_url}
CHECK_INTERVAL=${check_interval}
TIMEOUT=${timeout}
`;
try {
fs.writeFileSync(envPath, envContent);
res.json({ message: 'Settings saved successfully' });
} catch (error) {
console.error('Error saving settings:', error);
res.status(500).json({ error: 'Failed to save settings' });
}
});
// Test email
app.post('/api/test-email', async (req, res) => {
const nodemailer = require('nodemailer');
const { email_host, email_port, email_user, email_pass, email_from, email_to } = req.body;
try {
const transporter = nodemailer.createTransport({
host: email_host,
port: parseInt(email_port),
secure: false,
auth: {
user: email_user,
pass: email_pass,
},
});
await transporter.sendMail({
from: email_from,
to: email_to,
subject: 'Test Email from Resource Monitor',
text: `This is a test email from your Resource Monitor system.\n\nTime: ${new Date().toLocaleString()}\n\nIf you received this, your email notifications are working correctly!`,
});
res.json({ message: 'Test email sent successfully! Check your inbox.' });
} catch (error) {
console.error('Test email error:', error);
res.status(500).json({ error: error.message });
}
});
// Test webhook
app.post('/api/test-webhook', async (req, res) => {
const axios = require('axios');
const { webhook_url } = req.body;
try {
await axios.post(webhook_url, {
resource: 'Test Resource',
url: 'https://example.com',
status: 'test',
message: 'This is a test webhook from Resource Monitor',
timestamp: new Date().toISOString(),
});
res.json({ message: 'Test webhook sent successfully!' });
} catch (error) {
console.error('Test webhook error:', error);
res.status(500).json({ error: error.message });
}
});
// Serve React app in production
if (process.env.NODE_ENV === 'production') {
app.use(express.static(path.join(__dirname, '../client/build')));
app.get('*', (req, res) => {
res.sendFile(path.join(__dirname, '../client/build/index.html'));
});
}
// Start server
app.listen(PORT, () => {
console.log(`Server running on http://localhost:${PORT}`);
scheduler.start();
});