Rewrite incluster test to only rely on bash and kubectl

ci/incluster_integration.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+
+set -x
+
+# IMAGE_FORMAT be in the form $registry/$org/$image:$$component, ie
+# quay.io/openshift/release:$component
+# To test with your own image, build and push the test image
+# (using the Dockerfile in ci/Dockerfile)
+# and set the IMAGE_FORMAT environment variable so that it properly
+# resolves to your image. For example, quay.io/mynamespace/$component
+# would resolve to quay.io/mynamespace/molecule-test-runner
+component='molecule-test-runner'
+eval IMAGE=$IMAGE_FORMAT
+
+PULL_POLICY=${PULL_POLICY:-IfNotPresent}
+
+echo "Deleting test job if it exists"
+kubectl delete job molecule-integration-test --wait --ignore-not-found
+
+echo "Creating molecule test job"
+cat << EOF | kubectl create -f -
+---
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: molecule-integration-test
+spec:
+  template:
+    spec:
+      containers:
+        - name: test-runner
+          image: ${IMAGE}
+          imagePullPolicy: ${PULL_POLICY}
+          command:
+            - make
+            - test-integration
+      restartPolicy: Never
+  backoffLimit: 3
+  completions: 1
+  parallelism: 1
+EOF
+
+echo "Waiting for test job to report success"
+
+# Ensure the child processes are killed
+trap 'kill $(jobs -p) || true' SIGINT SIGTERM EXIT
+
+# Wait for job completion in background
+kubectl wait --for=condition=complete job/molecule-integration-test --timeout 5m &
+completion_pid=$!
+
+# Wait for job failure in background
+kubectl wait --for=condition=failed job/molecule-integration-test --timeout 5m && exit 1 &
+failure_pid=$!
+
+wait -n $completion_pid $failure_pid
+exit_code=$?
+
+if (( $exit_code == 0 )); then
+  echo "Molecule integration tests ran successfully"
+else
+  echo "Molecule integration tests failed, see logs for more information..."
+  kubectl logs job/molecule-integration-test
+fi
+
+exit $exit_code