ingest ciBuildName flag to telemetry along with labels (#139098)

* send isBareMetal flag to telemetry along with labels

* add isBareMetal field to tests

* add ciBuildName

Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>

src/plugins/telemetry/server/config/telemetry_labels.ts

@@ -26,6 +26,7 @@ export const labelsSchema = schema.object(
     journeyName: schema.maybe(schema.string()),
     testBuildId: schema.maybe(schema.string()),
     testJobId: schema.maybe(schema.string()),
+    ciBuildName: schema.maybe(schema.string()),
   },
   { defaultValue: {} }
 );

test/plugin_functional/test_suites/core_plugins/rendering.ts

@@ -154,6 +154,7 @@ export default function ({ getService }: PluginFunctionalProviderContext) {
         'telemetry.labels.prId (number)',
         'telemetry.labels.testBuildId (string)',
         'telemetry.labels.testJobId (string)',
+        'telemetry.labels.ciBuildName (string)',
         'telemetry.hidePrivacyStatement (boolean)',
         'telemetry.optIn (boolean)',
         'telemetry.sendUsageFrom (alternatives)',

x-pack/test/performance/journeys/base.config.ts

@@ -42,6 +42,7 @@ export default async function ({ readConfigFile, log }: FtrConfigProviderContext
     ...(prId !== undefined ? { prId } : {}),
     testJobId,
     testBuildId,
+    ciBuildName: process.env.BUILDKITE_PIPELINE_SLUG,
   };
 
   return {