add Jenkins options to avoid runaways and weird errors due to clobber… (

#182)

* Add Jenkins options to avoid runaways and multiple jobs

Signed-off-by: Jeff Ng <[email protected]>

jenkins/public_build.Jenkinsfile

@@ -1,43 +1,46 @@
 @Library('[email protected]') _
 
 // kick off worker using megaboom cloud definition
-node('gce-megaboom-central1') {
-    properties([copyArtifactPermission('${JOB_NAME},'+env.BRANCH_NAME)]);
-
-    // checkout megaboom and apply PR
-    stage('Checkout Megaboom') {
-        checkout([
-            $class: 'GitSCM',
-            branches: [[name: scm.branches[0].name]],
-            extensions: [
-                [$class: 'CloneOption', noTags: false],
-            ],
-            userRemoteConfigs: scm.userRemoteConfigs
-        ]);
-        def description = sh(script: "git log -1 --pretty=%B", returnStdout: true).trim();
-        if (description.contains('ci') && description.contains('skip')) {
-            currentBuild.result = 'SKIPPED'; // 'SUCCESS', 'SKIPPED'
-            return;
+// Prevent builds stomping on each other and set a timeout to avoid runaways
+timeout(time: 72, unit: 'HOURS') {
+    node('gce-megaboom-central1') {
+        properties([copyArtifactPermission('${JOB_NAME},'+env.BRANCH_NAME),
+                    disableConcurrentBuilds(abortPrevious: true)]);
+
+        // checkout megaboom and apply PR
+        stage('Checkout Megaboom') {
+            checkout([
+                $class: 'GitSCM',
+                branches: [[name: scm.branches[0].name]],
+                extensions: [
+                    [$class: 'CloneOption', noTags: false],
+                ],
+                userRemoteConfigs: scm.userRemoteConfigs
+            ]);
+            def description = sh(script: "git log -1 --pretty=%B", returnStdout: true).trim();
+            if (description.contains('ci') && description.contains('skip')) {
+                currentBuild.result = 'SKIPPED'; // 'SUCCESS', 'SKIPPED'
+                return;
+            }
         }
-    }
-
-    def DOCKER_IMAGE;
 
-    // Run docker build for machine image
-    stage('Build and Push Docker Machine Image') {
-        DOCKER_IMAGE = dockerPush('ubuntu22.04', 'megaboom');
-	echo "Docker image is $DOCKER_IMAGE";
-    }
-
-    // execute bazel to build BoomTile through grt stage
-    stage('Build Megaboom') {
-	buildMegaboom(DOCKER_IMAGE);
-    }
-
-    // TODO Add some smoke tests
-
-    stage ('Cleanup and Reporting') {
-        finalReport(DOCKER_IMAGE, "megaboom");
+        def DOCKER_IMAGE;
+
+        // Run docker build for machine image
+        stage('Build and Push Docker Machine Image') {
+            DOCKER_IMAGE = dockerPush('ubuntu22.04', 'megaboom');
+    	echo "Docker image is $DOCKER_IMAGE";
+        }
+
+        // execute bazel to build BoomTile through grt stage
+        stage('Build Megaboom') {
+    	buildMegaboom(DOCKER_IMAGE);
+        }
+
+        // TODO Add some smoke tests
+
+        stage ('Cleanup and Reporting') {
+            finalReport(DOCKER_IMAGE, "megaboom");
+        }
     }
 }
-