ci: add job for checking ci/centos contents

This job runs 'make' on the ci/centos branch (or Pull Request) so that
all MarkDown, shell-scripts and yaml files are validated.

Signed-off-by: Niels de Vos <ndevos@redhat.com>

ci-job-validation.groovy

@@ -0,0 +1,48 @@
+def cico_retries = 16
+def cico_retry_interval = 60
+def ci_git_repo = 'https://github.com/ceph/ceph-csi'
+def ci_git_branch = 'ci/centos'
+def ref = 'ci/centos'
+
+node('cico-workspace') {
+	stage('checkout ci repository') {
+		git url: "${ci_git_repo}",
+			branch: "${ci_git_branch}",
+			changelog: false
+	}
+
+	stage('reserve bare-metal machine') {
+		def firstAttempt = true
+		retry(30) {
+			if (!firstAttempt) {
+				sleep(time: 5, unit: "MINUTES")
+			}
+			firstAttempt = false
+			cico = sh(
+				script: "cico node get -f value -c hostname -c comment --retry-count ${cico_retries} --retry-interval ${cico_retry_interval}",
+				returnStdout: true
+			).trim().tokenize(' ')
+			env.CICO_NODE = "${cico[0]}.ci.centos.org"
+			env.CICO_SSID = "${cico[1]}"
+		}
+	}
+
+	try {
+		stage('prepare bare-metal machine') {
+			if (params.ghprbPullId != null) {
+				ref = "pull/${ghprbPullId}/head"
+			}
+			sh 'scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no ./prepare.sh root@${CICO_NODE}:'
+			sh "ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no root@${CICO_NODE} ./prepare.sh --workdir=/opt/build/go/src/github.com/ceph/ceph-csi --gitrepo=${ci_git_repo} --ref=${ref}"
+		}
+		stage('test') {
+			sh 'ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no root@${CICO_NODE} "cd /opt/build/go/src/github.com/ceph/ceph-csi && make"'
+		}
+	}
+
+	finally {
+		stage('return bare-metal machine') {
+			sh 'cico node done ${CICO_SSID}'
+		}
+	}
+}

ci-job-validation.yaml

@@ -0,0 +1,34 @@
+---
+- job:
+    name: ci-job-validation
+    project-type: pipeline
+    sandbox: true
+    concurrent: true
+    properties:
+      - github:
+          url: https://github.com/ceph/ceph-csi
+      - build-discarder:
+          days-to-keep: 7
+          artifact-days-to-keep: 7
+    pipeline-scm:
+      scm:
+        - git:
+            url: https://github.com/ceph/ceph-csi
+            branches:
+              - ci/centos
+      script-path: ci-job-validation.groovy
+      lightweight-checkout: true
+    triggers:
+      - github-pull-request:
+          status-context: ci/centos/job-validation
+          trigger-phrase: '/(re)?test ((all)|(ci/centos/job-validation))'
+          permit-all: true
+          # TODO: set github-hooks to true when it is configured in GitHub
+          github-hooks: false
+          cron: 'H/5 * * * *'
+          white-list-target-branches:
+            - ci/centos
+          admin-list:
+            - nixpanic
+          org-list:
+            - ceph