Merge pull request #4018 from OriginTrail/improvment/better-error-handling

Improvment/better error handling

Author: Mihajlo-Pavlovic

index.js

@@ -57,12 +57,72 @@ process.on('unhandledRejection', (err) => {
         return; // Don't crash for peer lookup failures
     }
 
+    // Handle ECONNRESET errors gracefully - these are common network issues
+    if (err && (err.code === 'ECONNRESET' || err.errno === -104)) {
+        console.warn(`Network connection reset (ECONNRESET): ${err.message}`);
+        return; // Don't crash for connection reset errors
+    }
+
+    // Handle ERR_UNSUPPORTED_PROTOCOL errors gracefully
+    if (err && err.code === 'ERR_UNSUPPORTED_PROTOCOL') {
+        console.warn(`Unsupported protocol error (ERR_UNSUPPORTED_PROTOCOL): ${err.message}`);
+        return; // Don't crash for protocol errors
+    }
+
+    // Handle EPIPE (broken pipe) errors gracefully
+    if (err && (err.code === 'EPIPE' || err.errno === -32)) {
+        console.warn(`Broken pipe error (EPIPE): ${err.message}`);
+        return; // Don't crash for broken pipe errors
+    }
+
+    // Handle ETIMEDOUT errors gracefully - these are common database connection timeouts
+    if (err && (err.code === 'ETIMEDOUT' || err.errno === -110)) {
+        console.warn(`Connection timeout error (ETIMEDOUT): ${err.message}`);
+        return; // Don't crash for timeout errors
+    }
+
+    // Handle Sequelize "Got timeout reading communication packets" errors gracefully
+    if (err && err.message && err.message.includes('Got timeout reading communication packets')) {
+        console.warn(`Sequelize communication timeout error: ${err.message}`);
+        return; // Don't crash for database communication timeout errors
+    }
+
     // For all other unhandled rejections, crash the node
     console.error('Something went really wrong! OT-node shutting down...', err);
     process.exit(1);
 });
 
 process.on('uncaughtException', (err) => {
+    // Handle ERR_UNSUPPORTED_PROTOCOL errors gracefully
+    if (err && err.code === 'ERR_UNSUPPORTED_PROTOCOL') {
+        console.warn(`Unsupported protocol error (ERR_UNSUPPORTED_PROTOCOL): ${err.message}`);
+        return; // Don't crash for protocol errors
+    }
+
+    // Handle EPIPE (broken pipe) errors gracefully
+    if (err && (err.code === 'EPIPE' || err.errno === -32)) {
+        console.warn(`Broken pipe error (EPIPE): ${err.message}`);
+        return; // Don't crash for broken pipe errors
+    }
+
+    // Handle ECONNRESET errors gracefully
+    if (err && (err.code === 'ECONNRESET' || err.errno === -104)) {
+        console.warn(`Network connection reset (ECONNRESET): ${err.message}`);
+        return; // Don't crash for connection reset errors
+    }
+
+    // Handle ETIMEDOUT errors gracefully - these are common database connection timeouts
+    if (err && (err.code === 'ETIMEDOUT' || err.errno === -110)) {
+        console.warn(`Connection timeout error (ETIMEDOUT): ${err.message}`);
+        return; // Don't crash for timeout errors
+    }
+
+    // Handle Sequelize "Got timeout reading communication packets" errors gracefully
+    if (err && err.message && err.message.includes('Got timeout reading communication packets')) {
+        console.warn(`Sequelize communication timeout error: ${err.message}`);
+        return; // Don't crash for database communication timeout errors
+    }
+
     console.error('Something went really wrong! OT-node shutting down...', err);
     process.exit(1);
 });

package-lock.json

@@ -1,6 +1,6 @@
 {
     "name": "origintrail_node",
-    "version": "8.1.1-rc.8",
+    "version": "8.1.1-rc.9",
     "description": "OTNode V8",
     "main": "index.js",
     "type": "module",