Add a cleanup script

hooks/down.sh

@@ -1,15 +1,27 @@
 #!/usr/bin/env bash
-
 if [[ $1 == "--config" ]] ; then
   cat <<EOF
 configVersion: v1
 kubernetes:
-- apiVersion: v1
-  kind: Pod
-  executeHookOnEvent: ["Added"]
+- name: Watch softplayer configmaps
+  apiVersion: v1
+  kind: ConfigMap
+  executeHookOnEvent: ["Deleted"]
+  labelSelector:
+    matchExpressions:
+    - key: "component"
+      operator: "In"
+      values: ["bootstrap"]
 EOF
 else
-  podName=$(jq -r .[0].object.metadata.name $BINDING_CONTEXT_PATH)
-  echo "Pod '${podName}' added"
+  PROVIDER=$(jq -r .[0].objects.[0].object.data.provider $BINDING_CONTEXT_PATH)
+  KUBERNETES=$(jq -r .[0].objects.[0].object.data.kubernetes $BINDING_CONTEXT_PATH)
+  if ! [ -f /tpls/${PROVIDER}-cleanup.yaml ]; then
+    echo "ERROR: template not found for ${PROVIDER}-cleanup"
+    exit 1
+  fi
+  export SP_CUSTOMER_ID=$(jq -r .[0].objects.[0].object.metadata.namespace $BINDING_CONTEXT_PATH)
+  export SP_ENVIRONMENT=$(jq -r .[0].objects.[0].object.metadata.name $BINDING_CONTEXT_PATH)
+  envsubst < /tpls/${PROVIDER}-cleanup.yaml | kubectl create -f -
 fi
 

tpls/hetzner-cleanup.yaml

@@ -0,0 +1,28 @@
+apiVersion: tekton.dev/v1beta1
+kind: Pipeline
+metadata:
+  generateName: hetzner-cleanup
+  namespace: "${SP_TEKTON_RUNTIME_NS}"
+spec:
+  params:
+    - name: namespace
+      value: "${SP_CUSTOMER_ID}"
+    - name: environment
+      value: "${SP_ENVIRONMENT}"
+  tasks:
+    - name: cleanup-hetzner-infra
+      retries: 3
+      taskRef:
+        resolver: cluster
+        params:
+          - name: kind
+            value: task
+          - name: name
+            value: cleanup-hetzner-infra
+          - name: namespace
+            value: tekton-pipelines
+      params:
+        - name: environment
+          value: $(params.environment)
+        - name: namespace
+          value: $(params.namespace)