Create script.js

Author: trimbakeshmadhan-109

Core ServiceNow APIs/GlideJsonPath/Basic-Example/Creating a P1 Major Incident from an external monitoring system/script.js

@@ -0,0 +1,78 @@
+try {
+        // Get the JSON payload from the request body.
+        var requestBody = request.body.dataString;
+
+        // Use GlideJsonPath to parse the JSON payload efficiently.
+        var gjp = new GlideJsonPath(requestBody);
+
+        // Extract key information from the JSON payload.
+        var severity = gjp.read("$.alert.severity");
+        var shortDescription = gjp.read("$.alert.description");
+        var source = gjp.read("$.alert.source");
+        var ciName = gjp.read("$.alert.configuration_item");
+        var ciSysId = gjp.read("$.alert.ci_sys_id");
+
+        // Validate that mandatory fields are present.
+        if (!shortDescription || severity != 'CRITICAL') {
+            response.setStatus(400); // Bad Request
+            response.setBody({
+                "status": "error",
+                "message": "Missing mandatory alert information or severity is not critical."
+            });
+            return;
+        }
+        
+        // Use GlideRecordSecure for added security and ACL enforcement.
+        var grIncident = new GlideRecordSecure('incident');
+        grIncident.initialize();
+        
+        // Set incident field values from the JSON payload.
+        grIncident.setValue('short_description', 'INTEGRATION ALERT: [' + source + '] ' + shortDescription);
+        grIncident.setValue('description', 'A critical alert has been received from ' + source + '.\n\nAlert Details:\nSeverity: ' + severity + '\nDescription: ' + shortDescription + '\nCI Name: ' + ciName);
+        grIncident.setValue('source', source);
+        grIncident.setValue('impact', 1); // Set Impact to '1 - High'
+        grIncident.setValue('urgency', 1); // Set Urgency to '1 - High'
+        grIncident.setValue('priority', 1); // Set Priority to '1 - Critical'
+
+        // If a CI sys_id is provided, set the Configuration Item.
+        if (ciSysId) {
+            grIncident.setValue('cmdb_ci', ciSysId);
+        }
+        
+        // Insert the new incident record and store its sys_id.
+        var newIncidentSysId = grIncident.insert();
+        
+        if (newIncidentSysId) {
+            // Get the incident number for the successful response.
+            var incNumber = grIncident.getRecord().getValue('number');
+            
+            // Log the successful incident creation.
+            gs.info('Critical P1 incident ' + incNumber + ' created from alert from ' + source);
+            
+            // Prepare the success response.
+            var responseBody = {
+                "status": "success",
+                "message": "Critical incident created successfully.",
+                "incident_number": incNumber,
+                "incident_sys_id": newIncidentSysId
+            };
+            response.setStatus(201); // Created
+            response.setBody(responseBody);
+        } else {
+            // Handle database insertion failure.
+            response.setStatus(500); // Internal Server Error
+            response.setBody({
+                "status": "error",
+                "message": "Failed to create the incident record."
+            });
+        }
+        
+    } catch (ex) {
+        // Handle any exceptions during processing.
+        gs.error('An error occurred during critical alert incident creation: ' + ex);
+        response.setStatus(500);
+        response.setBody({
+            "status": "error",
+            "message": "An internal server error occurred."
+        });
+    }