Scales up and down a DC in multi-dcs (#335)

.circleci/config.yml

@@ -45,27 +45,6 @@ orbs:
                 mkdir -p ${HOME}/.kube
           - checkout:
               path: /home/circleci/casskop
-          - run:
-              name: Create file with build image version
-              command: |
-                make build-image > casskop-build-image-tar
-          - restore_cache:
-              keys:
-                - '{{ checksum "casskop-build-image-tar" }}'
-          - run:
-              name: Load Casskop build image into k3d
-              command: |
-                if [ ! -f "casskop-build-image.tar" ]
-                then
-                  docker pull $(cat casskop-build-image-tar)
-                  docker save $(cat casskop-build-image-tar) > casskop-build-image.tar
-                fi
-                k3d image import casskop-build-image.tar
-          - save_cache:
-              name: Save Casskop build image
-              key: '{{ checksum "casskop-build-image-tar" }}'
-              paths:
-                - casskop-build-image.tar
           - run:
               name: Setup kubectl
               command: |
@@ -259,34 +238,6 @@ orbs:
               paths:
                 - sonar-scanner-3.3.0.1492-linux
                 - /home/circleci/<< parameters.operatorDir >>/.sonar
-#          - run: # Run sonar scan
-#              name: Sonarcloud Scan
-#              command: |
-#                ./sonar-scanner-3.3.0.1492-linux/bin/sonar-scanner -X \
-#                -Dsonar.projectName=<< parameters.operatorName >> \
-#                -Dsonar.projectKey=${SONAR_PROJECT} \
-#                -Dsonar.login=${SONAR_TOKEN} \
-#                -Dsonar.branch.name=${CIRCLE_BRANCH} \
-#                -Dsonar.organization=${SONAR_ORGANISATION} \
-#                -Dsonar.host.url=https://sonarcloud.io \
-#                -Dsonar.projectBaseDir=/home/circleci/<< parameters.operatorDir >> \
-#                -Dsonar.sources=. \
-#                -Dsonar.sources.inclusions="**/**.go" \
-#                -Dsonar.exclusions="**/*_test.go,**/vendor/**,**/sonar-scanner-3.3.0.1492-linux/**,**docs/**" \
-#                -Dsonar.coverage.exclusions="**/vendor/**,**/test/**,**docs/**" \
-#                -Dsonar.tests=. \
-#                -Dsonar.language=go \
-#                -Dsonar.sourceEncoding=UTF-8 \
-#                -Dsonar.test.inclusions="**/**_test.go" \
-#                -Dsonar.test.exclusions="**/vendor/**" \
-#                -Dsonar.go.coverage.reportPaths=coverage.out \
-#                -Dsonar.go.tests.reportPaths=test-report.out \
-#                -Dsonar.coverage.dtdVerification=false \
-#                -Dsonar.log.level=INFO
-#                cat -n .scannerwork/report-task.txt
-          # Artifacts definitions
-#          - store_test_results: # Store sonar scan reports
-#              path: reports
 
       publish-helm:
         <<: *params_operator

test/kuttl/multi-dcs/00-assert.yaml

@@ -6,14 +6,6 @@ status:
   currentReplicas: 1
   replicas: 1
 ---
-apiVersion: apps/v1
-kind: StatefulSet
-metadata:
-  name: cassandra-e2e-dc2-rack1
-status:
-  currentReplicas: 1
-  replicas: 1
----
 apiVersion: db.orange.com/v1alpha1
 kind: CassandraCluster
 metadata:

test/kuttl/multi-dcs/00-createCluster.yaml

@@ -21,6 +21,3 @@ spec:
       - name: dc1
         rack:
           - name: rack1
-      - name: dc2
-        rack:
-          - name: rack1

test/kuttl/multi-dcs/01-addDC.yaml

@@ -0,0 +1,13 @@
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+spec:
+  topology:
+    dc:
+      - name: dc1
+        rack:
+          - name: rack1
+      - name: dc2
+        rack:
+          - name: rack1

test/kuttl/multi-dcs/01-assert.yaml

@@ -0,0 +1,24 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: cassandra-e2e-dc1-rack1
+status:
+  currentReplicas: 1
+  replicas: 1
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: cassandra-e2e-dc2-rack1
+status:
+  currentReplicas: 1
+  replicas: 1
+---
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+status:
+  lastClusterAction: Initializing
+  lastClusterActionStatus: Done
+  phase: Running

test/kuttl/multi-dcs/02-assert.yaml

@@ -0,0 +1,24 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: cassandra-e2e-dc1-rack1
+status:
+  currentReplicas: 1
+  replicas: 1
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: cassandra-e2e-dc2-rack1
+status:
+  currentReplicas: 1
+  replicas: 1
+---
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+status:
+  lastClusterAction: CorrectCRDConfig
+  lastClusterActionStatus: Done
+  phase: Running

test/kuttl/multi-dcs/02-unallowedScaleDown.yaml

@@ -0,0 +1,14 @@
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+spec:
+  topology:
+    dc:
+      - name: dc1
+        rack:
+          - name: rack1
+      - name: dc2
+        nodesPerRacks: 0
+        rack:
+          - name: rack1

test/kuttl/multi-dcs/03-disableReplToDC2.yaml

@@ -0,0 +1,9 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+commands:
+  # Replicate system_auth, system_traces and system_distributed to dc1 only
+  - script: |
+      for keyspace in system_auth system_traces system_distributed
+      do
+        kubectl exec -n $NAMESPACE cassandra-e2e-dc1-rack1-0 -- cqlsh -e "ALTER KEYSPACE $keyspace WITH replication = {'class': 'NetworkTopologyStrategy', 'dc1': '1'}"
+      done

test/kuttl/multi-dcs/04-assert.yaml

@@ -0,0 +1,23 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: cassandra-e2e-dc1-rack1
+status:
+  currentReplicas: 1
+  replicas: 1
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: cassandra-e2e-dc2-rack1
+status:
+  replicas: 0
+---
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+status:
+  lastClusterAction: ScaleDown
+  lastClusterActionStatus: Done
+  phase: Running

test/kuttl/multi-dcs/04-scaleDownDC2.yaml

@@ -0,0 +1,14 @@
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+spec:
+  topology:
+    dc:
+      - name: dc1
+        rack:
+          - name: rack1
+      - name: dc2
+        nodesPerRacks: 0
+        rack:
+          - name: rack1

test/kuttl/multi-dcs/05-assert.yaml

@@ -0,0 +1,16 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: cassandra-e2e-dc1-rack1
+status:
+  currentReplicas: 1
+  replicas: 1
+---
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+status:
+  lastClusterAction: ActionDeleteDC
+  lastClusterActionStatus: Done
+  phase: Running

test/kuttl/multi-dcs/05-removeDC.yaml

@@ -0,0 +1,10 @@
+apiVersion: db.orange.com/v1alpha1
+kind: CassandraCluster
+metadata:
+  name: cassandra-e2e
+spec:
+  topology:
+    dc:
+      - name: dc1
+        rack:
+          - name: rack1