mirror of
https://github.com/DeNNiiInc/Advanced-Smtp-Tester.git
synced 2026-04-17 17:35:59 +00:00
Improve error handling in server and client
This commit is contained in:
Danijel Micic
269
server.js
269
server.js
@@ -19,46 +19,45 @@ app.get('/', (req, res) => {
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});
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app.post('/api/test-smtp', async (req, res) => {
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const { host, port, secure, user, pass, from, to } = req.body;
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const { host, port, secure, user, pass, from, to } = req.body;
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// Log intent
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console.log(
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`Attempting SMTP connection to ${host}:${port} (${
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secure ? "Secure" : "Insecure"
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}) for ${user}`
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);
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// Log intent
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console.log(
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`Attempting SMTP connection to ${host}:${port} (${secure ? "Secure" : "Insecure"
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}) for ${user}`
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);
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// Create Transporter
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const transporterConfig = {
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host: host,
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port: parseInt(port),
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secure: secure === true || secure === "true", // true for 465, false for other ports
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auth: {
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user: user,
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pass: pass,
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},
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};
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// Only add TLS settings if secure is not explicitly "none"
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if (secure !== "none") {
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transporterConfig.tls = {
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rejectUnauthorized: false, // Allow self-signed certs for testing flexibility
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// Create Transporter
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const transporterConfig = {
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host: host,
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port: parseInt(port),
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secure: secure === true || secure === "true", // true for 465, false for other ports
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auth: {
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user: user,
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pass: pass,
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},
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};
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}
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const transporter = nodemailer.createTransport(transporterConfig);
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// Only add TLS settings if secure is not explicitly "none"
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if (secure !== "none") {
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transporterConfig.tls = {
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rejectUnauthorized: false, // Allow self-signed certs for testing flexibility
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};
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}
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try {
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// 1. Verify Connection
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await transporter.verify();
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console.log("SMTP Connection Verified Successfully");
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try {
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const transporter = nodemailer.createTransport(transporterConfig);
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// 2. Send Test Email
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const mailOptions = {
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from: from || user, // Default to user if from not specified
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to: to,
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subject: "SMTP Test - Advanced SMTP Tester",
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html: `
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// 1. Verify Connection
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await transporter.verify();
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console.log("SMTP Connection Verified Successfully");
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// 2. Send Test Email
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const mailOptions = {
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from: from || user, // Default to user if from not specified
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to: to,
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subject: "SMTP Test - Advanced SMTP Tester",
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html: `
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<!DOCTYPE html>
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<html>
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<head>
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@@ -182,85 +181,85 @@ app.post('/api/test-smtp', async (req, res) => {
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</body>
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</html>
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`,
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};
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};
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const info = await transporter.sendMail(mailOptions);
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console.log("Message sent: %s", info.messageId);
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const info = await transporter.sendMail(mailOptions);
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console.log("Message sent: %s", info.messageId);
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res.json({
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success: true,
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message: "Connection verified and email sent successfully!",
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details: {
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messageId: info.messageId,
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response: info.response,
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},
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});
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} catch (error) {
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console.error("SMTP Error:", error);
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res.status(500).json({
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success: false,
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message: "SMTP Test Failed",
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error: error.message,
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});
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}
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res.json({
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success: true,
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message: "Connection verified and email sent successfully!",
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details: {
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messageId: info.messageId,
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response: info.response,
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},
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});
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} catch (error) {
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console.error("SMTP Error:", error);
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res.status(500).json({
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success: false,
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message: "SMTP Test Failed",
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error: error.message,
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});
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}
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});
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// Auto-Discovery Endpoint - Tests multiple port/encryption combinations
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app.post('/api/auto-test-smtp', async (req, res) => {
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const { host, user, pass, from, to } = req.body;
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const { host, user, pass, from, to } = req.body;
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// Common SMTP port/encryption combinations to test
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const configurations = [
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{ port: 587, secure: false, name: 'STARTTLS (587)', tls: true },
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{ port: 465, secure: true, name: 'SSL/TLS (465)', tls: true },
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{ port: 25, secure: false, name: 'STARTTLS (25)', tls: true },
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{ port: 2525, secure: false, name: 'STARTTLS (2525)', tls: true },
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{ port: 25, secure: false, name: 'Unencrypted (25)', tls: false },
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{ port: 587, secure: false, name: 'Unencrypted (587)', tls: false },
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{ port: 2525, secure: false, name: 'Unencrypted (2525)', tls: false },
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];
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// Common SMTP port/encryption combinations to test
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const configurations = [
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{ port: 587, secure: false, name: 'STARTTLS (587)', tls: true },
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{ port: 465, secure: true, name: 'SSL/TLS (465)', tls: true },
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{ port: 25, secure: false, name: 'STARTTLS (25)', tls: true },
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{ port: 2525, secure: false, name: 'STARTTLS (2525)', tls: true },
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{ port: 25, secure: false, name: 'Unencrypted (25)', tls: false },
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{ port: 587, secure: false, name: 'Unencrypted (587)', tls: false },
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{ port: 2525, secure: false, name: 'Unencrypted (2525)', tls: false },
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];
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console.log(`Starting auto-discovery for ${host} with user ${user}`);
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const results = [];
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let successCount = 0;
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console.log(`Starting auto-discovery for ${host} with user ${user}`);
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// Test each configuration
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for (const config of configurations) {
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console.log(`Testing ${config.name}...`);
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const transporterConfig = {
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host: host,
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port: config.port,
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secure: config.secure,
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auth: {
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user: user,
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pass: pass,
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},
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connectionTimeout: 10000, // 10 second timeout
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greetingTimeout: 10000,
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};
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const results = [];
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let successCount = 0;
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// Only add TLS settings if encryption is enabled
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if (config.tls !== false) {
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transporterConfig.tls = {
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rejectUnauthorized: false,
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};
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}
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// Test each configuration
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for (const config of configurations) {
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console.log(`Testing ${config.name}...`);
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const transporter = nodemailer.createTransport(transporterConfig);
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const transporterConfig = {
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host: host,
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port: config.port,
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secure: config.secure,
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auth: {
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user: user,
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pass: pass,
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},
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connectionTimeout: 10000, // 10 second timeout
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greetingTimeout: 10000,
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};
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try {
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// Verify connection
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await transporter.verify();
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console.log(`✅ ${config.name} - Connection successful!`);
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// Only add TLS settings if encryption is enabled
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if (config.tls !== false) {
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transporterConfig.tls = {
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rejectUnauthorized: false,
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};
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}
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// Send test email for this successful configuration
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const mailOptions = {
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from: from || user,
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to: to,
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subject: `SMTP Auto-Discovery: ${config.name} - SUCCESS`,
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html: `
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try {
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const transporter = nodemailer.createTransport(transporterConfig);
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// Verify connection
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await transporter.verify();
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console.log(`✅ ${config.name} - Connection successful!`);
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// Send test email for this successful configuration
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const mailOptions = {
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from: from || user,
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to: to,
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subject: `SMTP Auto-Discovery: ${config.name} - SUCCESS`,
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html: `
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<!DOCTYPE html>
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<html>
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<head>
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@@ -384,42 +383,52 @@ app.post('/api/auto-test-smtp', async (req, res) => {
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</body>
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</html>
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`,
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};
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};
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const info = await transporter.sendMail(mailOptions);
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successCount++;
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const info = await transporter.sendMail(mailOptions);
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successCount++;
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results.push({
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config: config.name,
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port: config.port,
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secure: config.secure,
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status: 'success',
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messageId: info.messageId,
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});
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results.push({
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config: config.name,
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port: config.port,
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secure: config.secure,
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status: 'success',
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messageId: info.messageId,
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});
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console.log(`📧 Email sent for ${config.name}: ${info.messageId}`);
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} catch (error) {
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console.log(`❌ ${config.name} - Failed: ${error.message}`);
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results.push({
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config: config.name,
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port: config.port,
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secure: config.secure,
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status: 'failed',
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error: error.message,
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});
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console.log(`📧 Email sent for ${config.name}: ${info.messageId}`);
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} catch (error) {
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console.log(`❌ ${config.name} - Failed: ${error.message}`);
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results.push({
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config: config.name,
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port: config.port,
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secure: config.secure,
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status: 'failed',
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error: error.message,
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});
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}
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}
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}
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// Return summary of all tests
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res.json({
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success: true,
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message: `Auto-discovery complete. Found ${successCount} working configuration(s).`,
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totalTests: configurations.length,
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successfulConfigs: successCount,
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results: results,
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});
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// Return summary of all tests
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res.json({
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success: true,
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message: `Auto-discovery complete. Found ${successCount} working configuration(s).`,
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totalTests: configurations.length,
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successfulConfigs: successCount,
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results: results,
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});
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});
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// Global Error Handler
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app.use((err, req, res, next) => {
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console.error("Unhandled Error:", err);
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res.status(500).json({
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success: false,
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message: "Internal Server Error",
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error: err.message || "Unknown error occurred"
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});
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});
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app.listen(port, () => {
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console.log(`Server running at http://localhost:${port}`);
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console.log(`Server running at http://localhost:${port}`);
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});
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