Add a PV, a PVC and a volume to the test pods (#420)

* Add a PV, a PVC and a volume to the test pods

This allows testing some storage related test cases in the CI.

Makefile

@@ -13,6 +13,7 @@ install:
 	./scripts/fix-node-labels.sh
 	./scripts/deploy-multus-network.sh
 	./scripts/deploy-resource-quota.sh
+	./scripts/deploy-storage.sh
 	./scripts/deploy-test-pods.sh
 	./scripts/deploy-statefulset-test-pods.sh
 	./scripts/deploy-pod-disruption-budget.sh

scripts/clean.sh

@@ -18,3 +18,4 @@ source "$SCRIPT_DIR"/init-env.sh
 ./"$SCRIPT_DIR"/delete-resource-quota.sh
 ./"$SCRIPT_DIR"/delete-pod-disruption-budget.sh
 ./"$SCRIPT_DIR"/delete-cr-scale-operator.sh
+./"$SCRIPT_DIR"/delete-storage.sh

scripts/delete-storage.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+# Initialization
+SCRIPT_DIR=$(dirname "$0")
+
+# shellcheck disable=SC1091 # Not following.
+source "$SCRIPT_DIR"/init-env.sh
+
+mkdir -p ./temp
+
+# shellcheck disable=SC2002 # Useless cat.
+cat ./test-target/storage.yaml | "$SCRIPT_DIR"/mo >./temp/rendered-test-storage.yaml
+oc delete --filename ./temp/rendered-test-storage.yaml -n "$TNF_EXAMPLE_CNF_NAMESPACE" --ignore-not-found=true
+rm ./temp/rendered-test-storage.yaml

scripts/deploy-storage.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+# Initialization
+SCRIPT_DIR=$(dirname "$0")
+
+# shellcheck disable=SC1091 # Not following.
+source "$SCRIPT_DIR"/init-env.sh
+
+mkdir -p ./temp
+
+# shellcheck disable=SC2002 # Useless cat.
+cat ./test-target/storage.yaml | "$SCRIPT_DIR"/mo >./temp/rendered-test-storage.yaml
+oc apply --filename ./temp/rendered-test-storage.yaml --namespace "$TNF_EXAMPLE_CNF_NAMESPACE"
+rm ./temp/rendered-test-storage.yaml

test-target/local-pod-under-test.yaml

@@ -73,6 +73,10 @@ spec:
             periodSeconds: 5
           command: ["./bin/app"]
           terminationMessagePolicy: FallbackToLogsOnError
+      volumes:
+        - name: test-volume
+          persistentVolumeClaim:
+            claimName: test-pvc
       affinity:
         podAntiAffinity:
           requiredDuringSchedulingIgnoredDuringExecution:

test-target/storage.yaml

@@ -0,0 +1,30 @@
+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: test-pv
+  labels:
+    role: test
+spec:
+  capacity:
+    storage: 10Mi
+  accessModes:
+    - ReadWriteOnce
+  hostPath:
+    path: /data
+  persistentVolumeReclaimPolicy: Delete
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: test-pvc
+  namespace: {{ TNF_EXAMPLE_CNF_NAMESPACE }}
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 10Mi
+  selector:
+    matchLabels:
+      role: test
+