configure PG pods to use Minio bucket

e2e/requirements.txt

@@ -1,3 +1,4 @@
 kubernetes==11.0.0
 timeout_decorator==0.4.1
 pyyaml==5.3.1
+minio=6.0.0

e2e/run.sh

@@ -55,6 +55,7 @@ function deploy_minio(){
  echo "Deploying MinIO object storage..."
  /tmp/helm-postgres-operator-e2e-tests/helm repo update
  /tmp/helm-postgres-operator-e2e-tests/helm install --generate-name minio/minio
+ kubectl create file manifests/minio-configmap.yaml
 }
 
 function run_tests(){

e2e/tests/test_e2e.py

@@ -10,6 +10,9 @@ import yaml
 from datetime import datetime
 from kubernetes import client, config
 
+from minio import Minio
+from minio.error import ResponseError
+
 
 def to_selector(labels):
     return ",".join(["=".join(l) for l in labels.items()])
@@ -36,6 +39,18 @@ class EndToEndTestCase(unittest.TestCase):
         '''
         print("Test Setup being executed")
 
+        # create Minio bucket to store WAL
+        minioClient = Minio(
+        'play.min.io',
+        access_key=os.environ['ACCESS_KEY'],
+        secret_key=os.environ['SECRET_KEY']
+        )
+
+        try:
+            minioClient.make_bucket("minio/wal", location="us-east-1")
+        except ResponseError as err:
+            raise
+
         # set a single K8s wrapper for all tests
         k8s = cls.k8s = K8s()
 

manifests/configmap.yaml

@@ -77,7 +77,7 @@ data:
   pdb_name_format: "postgres-{cluster}-pdb"
   # pod_antiaffinity_topology_key: "kubernetes.io/hostname"
   pod_deletion_wait_timeout: 10m
-  # pod_environment_configmap: "default/my-custom-config"
+  pod_environment_configmap: "default/minio-configmap" # example used in e2e tests
   # pod_environment_secret: "my-custom-secret"
   pod_label_wait_timeout: 10m
   pod_management_policy: "ordered_ready"
@@ -112,6 +112,6 @@ data:
   # teams_api_url: http://fake-teams-api.default.svc.cluster.local
   # toleration: ""
   # wal_gs_bucket: ""
-  # wal_s3_bucket: ""
+  wal_s3_bucket: "minio/wal"
   watched_namespace: "*"  # listen to all namespaces
   workers: "8"

manifests/minio-configmap.yaml

@@ -0,0 +1,7 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: minio-configmap
+data:
+  MINIO_ACCESS_KEY: WU9VUkFDQ0VTU0tFWQo=
+  MINIO_SECRET_KEY: WU9VUlNFQ1JFVEtFWQo=