fix(e2e): avoid pinpointing the PostgreSQL version (#562)

Signed-off-by: Leonardo Cecchi <[email protected]>

Author: leonardoce

scripts/run.sh

@@ -14,7 +14,7 @@ trap 'rm -rf -- "$MYTMPDIR"' EXIT
 
 current_context=$(kubectl config view --raw -o json | jq -r '."current-context"' | sed "s/kind-//")
 operator_image=$(KIND_CLUSTER_NAME="$current_context" KO_DOCKER_REPO=kind.local ko build -BP ./cmd/manager)
-instance_image=$(KIND_CLUSTER_NAME="$current_context" KO_DOCKER_REPO=kind.local KO_DEFAULTBASEIMAGE="ghcr.io/cloudnative-pg/postgresql:17.0" ko build -BP ./cmd/manager)
+instance_image=$(KIND_CLUSTER_NAME="$current_context" KO_DOCKER_REPO=kind.local KO_DEFAULTBASEIMAGE="ghcr.io/cloudnative-pg/postgresql:18.0" ko build -BP ./cmd/manager)
 
 # Now we deploy the plugin inside the `cnpg-system` workspace
 (

test/e2e/internal/tests/backup/fixtures.go

@@ -286,7 +286,6 @@ func newSrcClusterWithPlugin(namespace string) *cloudnativepgv1.Cluster {
 		Spec: cloudnativepgv1.ClusterSpec{
 			Instances:       2,
 			ImagePullPolicy: corev1.PullAlways,
-			ImageName:       "ghcr.io/cloudnative-pg/postgresql:17-minimal-bookworm",
 			Plugins: []cloudnativepgv1.PluginConfiguration{
 				{
 					Name: "barman-cloud.cloudnative-pg.io",
@@ -323,7 +322,6 @@ func newDstClusterWithPlugin(namespace string) *cloudnativepgv1.Cluster {
 		Spec: cloudnativepgv1.ClusterSpec{
 			Instances:       2,
 			ImagePullPolicy: corev1.PullAlways,
-			ImageName:       "ghcr.io/cloudnative-pg/postgresql:17-minimal-bookworm",
 			Bootstrap: &cloudnativepgv1.BootstrapConfiguration{
 				Recovery: &cloudnativepgv1.BootstrapRecovery{
 					Source: "source",

test/e2e/internal/tests/replicacluster/fixtures.go

@@ -113,7 +113,6 @@ func newSrcCluster(namespace string) *cloudnativepgv1.Cluster {
 		Spec: cloudnativepgv1.ClusterSpec{
 			Instances:       2,
 			ImagePullPolicy: corev1.PullAlways,
-			ImageName:       "ghcr.io/cloudnative-pg/postgresql:17-minimal-bookworm",
 			Plugins: []cloudnativepgv1.PluginConfiguration{
 				{
 					Name: "barman-cloud.cloudnative-pg.io",
@@ -221,7 +220,6 @@ func newReplicaCluster(namespace string) *cloudnativepgv1.Cluster {
 		Spec: cloudnativepgv1.ClusterSpec{
 			Instances:       2,
 			ImagePullPolicy: corev1.PullAlways,
-			ImageName:       "ghcr.io/cloudnative-pg/postgresql:17-minimal-bookworm",
 			Bootstrap: &cloudnativepgv1.BootstrapConfiguration{
 				Recovery: &cloudnativepgv1.BootstrapRecovery{
 					Source: "source",