first commit

vars/homelabK8sAgent.groovy

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+/**
+ * Returns a K8s pod YAML string for use in agent { kubernetes { yaml ... } }
+ *
+ * config keys (all optional):
+ *   nodeImage       - default: node:18-slim
+ *   harborRegistry  - default: harbor-core.harbor.svc.cluster.local
+ *   withTools       - include alpine/git container, default: false
+ */
+def call(Map config = [:]) {
+    def nodeImage  = config.nodeImage      ?: 'node:18-slim'
+    def harborReg  = config.harborRegistry ?: 'harbor-core.harbor.svc.cluster.local'
+    def withTools  = config.withTools      ?: false
+
+    def toolsBlock = withTools ? """
+  - name: tools
+    image: alpine/git
+    command:
+    - sleep
+    args:
+    - infinity""" : ""
+
+    return """
+apiVersion: v1
+kind: Pod
+spec:
+  containers:
+  - name: node
+    image: ${nodeImage}
+    command:
+    - sleep
+    args:
+    - infinity
+  - name: docker
+    image: docker:dind
+    securityContext:
+      privileged: true
+    env:
+    - name: DOCKER_TLS_CERTDIR
+      value: ""
+    args:
+    - --insecure-registry=${harborReg}${toolsBlock}
+""".stripIndent()
+}