Create TechTrekwithAJ-AutoPopulateMissingManufacturer.js

This script is used in ServiceNow to automatically fill in the missing manufacturer information for Configuration Items (CIs) in the CMDB (Configuration Management Database).

Author: TechTrekwithAJ

Specialized Areas/CMDB/CMDB Utility Scripts/TechTrekwithAJ-AutoPopulateManufacturer.js

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+// Predefined mapping of model names to manufacturer sys_ids or names
+var modelManufacturerMap = {
+    'ThinkPad T14': 'Lenovo',
+    'EliteBook 840': 'HP',
+    'Latitude 7420': 'Dell',
+    'MacBook Pro 16': 'Apple',
+    'Surface Pro 7': 'Microsoft'
+};
+
+// Function to get the manufacturer sys_id from the manufacturer name
+function getManufacturerSysId(name) {
+    var mfgGR = new GlideRecord('core_company');
+    mfgGR.addQuery('name', name);
+    mfgGR.query();
+    if (mfgGR.next()) {
+        return mfgGR.getUniqueValue();
+    }
+    return null;
+}
+
+// GlideRecord to loop through Configuration Items where manufacturer is empty
+var ciGR = new GlideRecord('cmdb_ci');
+ciGR.addNullQuery('manufacturer'); // Manufacturer is empty
+ciGR.query();
+
+var updatedCount = 0;
+
+while (ciGR.next()) {
+    var model = ciGR.model.name.toString(); // Get model name
+
+    if (model && modelManufacturerMap.hasOwnProperty(model)) {
+        var manufacturerName = modelManufacturerMap[model];
+        var manufacturerSysId = getManufacturerSysId(manufacturerName);
+
+        if (manufacturerSysId) {
+            ciGR.manufacturer = manufacturerSysId;
+            ciGR.update();
+            updatedCount++;
+            gs.info('Updated CI: ' + ciGR.name + ' | Model: ' + model + ' | Manufacturer: ' + manufacturerName);
+        } else {
+            gs.warn('Manufacturer "' + manufacturerName + '" not found in core_company table.');
+        }
+    }
+}
+
+gs.info('✅ Auto-populate complete. Total CIs updated: ' + updatedCount);