add hyperkube release scripts (#953)

Author: rphillips

hack/jenkins/README.md

@@ -55,6 +55,8 @@ This shows an example directory structure, added as part of the `bootkube-e2e-*`
 
 ### Currently Defined Jobs
 
--   bootkube-e2e-\*
+-   tku-bootkube-e2e-\*
     -   calico: tests a standard single-master bootkube cluster with calico
     -   flannel: tests a standard single-master bootkube cluster with flannel
+-   tku-2-release-hyperkube
+    -   default: builds and optionally pushes a hyperkube image to quay.io

hack/jenkins/images/hyperkube-builder/Dockerfile

@@ -0,0 +1,14 @@
+FROM fedora:27
+
+ENV DOCKER_VERSION "18.03.0-ce"
+
+## Update and install Development tools
+RUN dnf -y update && \
+    dnf -y install which rsync git net-tools wget && \
+    dnf clean all
+
+## Docker client install
+RUN curl -L -o /tmp/docker-$DOCKER_VERSION.tgz https://download.docker.com/linux/static/stable/x86_64/docker-$DOCKER_VERSION.tgz && \
+    tar -xz -C /tmp -f /tmp/docker-$DOCKER_VERSION.tgz && \
+    mv /tmp/docker/docker /usr/bin && \
+    rm -rf /tmp/docker-$DOCKER_VERSION /tmp/docker

hack/jenkins/jobs/hyperkube_release.groovy

@@ -0,0 +1,33 @@
+// META
+repo = "kubernetes-incubator/bootkube"
+
+// CONFIG
+org_whitelist = ['coreos', 'coreos-inc']
+job_admins = ['colemickens', 'ericchiang', 'rithujohn191', 'rphillips']
+user_whitelist = job_admins
+
+// JOBS
+job_name = "tku-2-release-hyperkube"
+
+pipelineJob(job_name) {
+  parameters {
+    stringParam('BOOTKUBE_VERSION', 'origin/master', 'git reference to build')
+    stringParam('KUBERNETES_VERSION', 'origin/master', 'git reference to build')
+    booleanParam('PUSH_IMAGE', false)
+  }
+  definition {
+    cpsScm {
+      scm {
+        git {
+          remote {
+            github("${repo}")
+            refspec('+refs/heads/*:refs/remotes/origin/* +refs/pull/*:refs/remotes/origin/pr/*')
+            credentials('github_userpass')
+          }
+          branch('${BOOTKUBE_VERSION}')
+        }
+      }
+      scriptPath('hack/jenkins/pipelines/hyperkube-release/Jenkinsfile')
+    }
+  }
+}

hack/jenkins/pipelines/hyperkube-release/Jenkinsfile

@@ -0,0 +1,30 @@
+
+podTemplate(label: 'hyperkube-build',
+  containers: [containerTemplate(name: 'build', image: 'quay.io/coreos/hyperkube-builder:0.2', ttyEnabled: true, command: 'cat')],
+  volumes: [hostPathVolume(hostPath: '/var/run/docker.sock', mountPath: '/var/run/docker.sock')]
+) {
+  node('hyperkube-build') {
+    stage('stage 1') {
+      git 'https://github.com/coreos/kubernetes.git'
+      container('build') {
+        withCredentials([usernamePassword(credentialsId: 'quay_userpass', usernameVariable: 'DOCKER_USER', passwordVariable: 'DOCKER_PASS')]) {
+          sh '''
+             export IMAGE_TAG=$(echo ${KUBERNETES_VERSION} | tr + _)
+
+             git checkout ${KUBERNETES_VERSION}
+             build/run.sh make cross ARCH=amd64 KUBE_FASTBUILD=true WHAT=cmd/hyperkube
+             pushd cluster/images/hyperkube && make VERSION=$(IMAGE_TAG) REGISTRY=quay.io/coreos && popd
+             docker tag quay.io/coreos/hyperkube-amd64:$IMAGE_TAG quay.io/coreos/hyperkube:$IMAGE_TAG
+             docker images
+             if [ "$PUSH_IMAGE" = true ] && ! docker pull quay.io/coreos/hyperkube:$IMAGE_TAG ; then
+                 set +x # don't log passwords
+                 docker login quay.io --username $DOCKER_USER --password $DOCKER_PASS
+                 docker push quay.io/coreos/hyperkube:$IMAGE_TAG
+                 wget https://quay.io/c1/aci/quay.io/coreos/hyperkube/$IMAGE_TAG/aci/linux/amd64/ # warm cache before it gets hit in parallel
+             fi
+          '''
+        }
+      }
+    }
+  }
+}