K8SPG-303 - Add upgrade-consistency test (#800)

e2e-tests/run-minikube.csv

@@ -8,5 +8,6 @@ scheduled-backup
 self-healing
 start-from-backup
 telemetry-transfer
+upgrade-consistency
 upgrade-minor
 users

e2e-tests/run-pr.csv

@@ -11,5 +11,6 @@ self-healing
 start-from-backup
 tablespaces
 telemetry-transfer
+upgrade-consistency
 upgrade-minor
 users

e2e-tests/run-release.csv

@@ -12,5 +12,6 @@ self-healing
 start-from-backup
 tablespaces
 telemetry-transfer
+upgrade-consistency
 upgrade-minor
 users

e2e-tests/tests/upgrade-consistency/00-assert.yaml

@@ -0,0 +1,24 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestAssert
+timeout: 120
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  name: perconapgclusters.pgv2.percona.com
+spec:
+  group: pgv2.percona.com
+  names:
+    kind: PerconaPGCluster
+    listKind: PerconaPGClusterList
+    plural: perconapgclusters
+    singular: perconapgcluster
+  scope: Namespaced
+---
+apiVersion: kuttl.dev/v1beta1
+kind: TestAssert
+metadata:
+  name: check-operator-deploy-status
+timeout: 120
+commands:
+  - script: kubectl assert exist-enhanced deployment percona-postgresql-operator -n ${OPERATOR_NS:-$NAMESPACE} --field-selector status.readyReplicas=1

e2e-tests/tests/upgrade-consistency/00-deploy-operator.yaml

@@ -0,0 +1,12 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+timeout: 10
+commands:
+  - script: |-
+      set -o errexit
+      set -o xtrace
+
+      source ../../functions
+      init_temp_dir # do this only in the first TestStep
+
+      deploy_operator

e2e-tests/tests/upgrade-consistency/01-assert.yaml

@@ -0,0 +1,139 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestAssert
+timeout: 180
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: upgrade-consistency-repo-host
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/data: pgbackrest
+    postgres-operator.crunchydata.com/pgbackrest: ''
+    postgres-operator.crunchydata.com/pgbackrest-dedicated: ''
+  ownerReferences:
+    - apiVersion: postgres-operator.crunchydata.com/v1beta1
+      kind: PostgresCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+status:
+  observedGeneration: 1
+  replicas: 1
+  readyReplicas: 1
+  currentReplicas: 1
+  updatedReplicas: 1
+  collisionCount: 0
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/data: postgres
+    postgres-operator.crunchydata.com/instance-set: instance1
+  ownerReferences:
+    - apiVersion: postgres-operator.crunchydata.com/v1beta1
+      kind: PostgresCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+status:
+  observedGeneration: 1
+  replicas: 1
+  readyReplicas: 1
+  currentReplicas: 1
+  updatedReplicas: 1
+  collisionCount: 0
+---
+kind: Deployment
+apiVersion: apps/v1
+metadata:
+  name: upgrade-consistency-pgbouncer
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/role: pgbouncer
+  annotations:
+    deployment.kubernetes.io/revision: '1'
+  ownerReferences:
+    - apiVersion: postgres-operator.crunchydata.com/v1beta1
+      kind: PostgresCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+status:
+  observedGeneration: 1
+  replicas: 3
+  updatedReplicas: 3
+  readyReplicas: 3
+---
+kind: Job
+apiVersion: batch/v1
+metadata:
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/pgbackrest: ''
+    postgres-operator.crunchydata.com/pgbackrest-backup: replica-create
+    postgres-operator.crunchydata.com/pgbackrest-repo: repo1
+  annotations:
+    postgres-operator.crunchydata.com/pgbackrest-config: pgbackrest
+  ownerReferences:
+    - apiVersion: pgv2.percona.com/v2
+      kind: PerconaPGBackup
+      controller: true
+      blockOwnerDeletion: true
+status:
+  succeeded: 1
+---
+apiVersion: postgres-operator.crunchydata.com/v1beta1
+kind: PostgresCluster
+metadata:
+  name: upgrade-consistency
+  ownerReferences:
+    - apiVersion: pgv2.percona.com/v2
+      kind: PerconaPGCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+  finalizers:
+    - postgres-operator.crunchydata.com/finalizer
+status:
+  instances:
+    - name: instance1
+      readyReplicas: 3
+      replicas: 3
+      updatedReplicas: 3
+  observedGeneration: 1
+  pgbackrest:
+    repoHost:
+      apiVersion: apps/v1
+      kind: StatefulSet
+      ready: true
+    repos:
+      - bound: true
+        name: repo1
+        replicaCreateBackupComplete: true
+        stanzaCreated: true
+  proxy:
+    pgBouncer:
+      readyReplicas: 3
+      replicas: 3
+---
+apiVersion: pgv2.percona.com/v2
+kind: PerconaPGCluster
+metadata:
+  name: upgrade-consistency
+spec:
+  crVersion: 2.1.0
+status:
+  pgbouncer:
+    ready: 3
+    size: 3
+  postgres:
+    instances:
+    - name: instance1
+      ready: 3
+      size: 3
+    ready: 3
+    size: 3
+  state: ready

e2e-tests/tests/upgrade-consistency/01-create-cluster.yaml

@@ -0,0 +1,14 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+timeout: 10
+commands:
+  - script: |-
+      set -o errexit
+      set -o xtrace
+
+      source ../../functions
+
+      get_cr \
+        | yq eval '
+            .spec.crVersion="2.1.0"' - \
+        | kubectl -n "${NAMESPACE}" apply -f -

e2e-tests/tests/upgrade-consistency/02-assert.yaml

@@ -0,0 +1,137 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestAssert
+timeout: 240
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: upgrade-consistency-repo-host
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/data: pgbackrest
+    postgres-operator.crunchydata.com/pgbackrest: ''
+    postgres-operator.crunchydata.com/pgbackrest-dedicated: ''
+  ownerReferences:
+    - apiVersion: postgres-operator.crunchydata.com/v1beta1
+      kind: PostgresCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+status:
+  observedGeneration: 2
+  replicas: 1
+  readyReplicas: 1
+  updatedReplicas: 1
+  collisionCount: 0
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/data: postgres
+    postgres-operator.crunchydata.com/instance-set: instance1
+  ownerReferences:
+    - apiVersion: postgres-operator.crunchydata.com/v1beta1
+      kind: PostgresCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+status:
+  observedGeneration: 2
+  replicas: 1
+  readyReplicas: 1
+  updatedReplicas: 1
+  collisionCount: 0
+---
+kind: Deployment
+apiVersion: apps/v1
+metadata:
+  name: upgrade-consistency-pgbouncer
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/role: pgbouncer
+  annotations:
+    deployment.kubernetes.io/revision: '2'
+  ownerReferences:
+    - apiVersion: postgres-operator.crunchydata.com/v1beta1
+      kind: PostgresCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+status:
+  observedGeneration: 2
+  replicas: 3
+  updatedReplicas: 3
+  readyReplicas: 3
+---
+kind: Job
+apiVersion: batch/v1
+metadata:
+  labels:
+    postgres-operator.crunchydata.com/cluster: upgrade-consistency
+    postgres-operator.crunchydata.com/pgbackrest: ''
+    postgres-operator.crunchydata.com/pgbackrest-backup: replica-create
+    postgres-operator.crunchydata.com/pgbackrest-repo: repo1
+  annotations:
+    postgres-operator.crunchydata.com/pgbackrest-config: pgbackrest
+  ownerReferences:
+    - apiVersion: pgv2.percona.com/v2
+      kind: PerconaPGBackup
+      controller: true
+      blockOwnerDeletion: true
+status:
+  succeeded: 1
+---
+apiVersion: postgres-operator.crunchydata.com/v1beta1
+kind: PostgresCluster
+metadata:
+  name: upgrade-consistency
+  ownerReferences:
+    - apiVersion: pgv2.percona.com/v2
+      kind: PerconaPGCluster
+      name: upgrade-consistency
+      controller: true
+      blockOwnerDeletion: true
+  finalizers:
+    - postgres-operator.crunchydata.com/finalizer
+status:
+  instances:
+    - name: instance1
+      readyReplicas: 3
+      replicas: 3
+      updatedReplicas: 3
+  observedGeneration: 2
+  pgbackrest:
+    repoHost:
+      apiVersion: apps/v1
+      kind: StatefulSet
+      ready: true
+    repos:
+      - bound: true
+        name: repo1
+        replicaCreateBackupComplete: true
+        stanzaCreated: true
+  proxy:
+    pgBouncer:
+      readyReplicas: 3
+      replicas: 3
+---
+apiVersion: pgv2.percona.com/v2
+kind: PerconaPGCluster
+metadata:
+  name: upgrade-consistency
+spec:
+  crVersion: 2.2.0
+status:
+  pgbouncer:
+    ready: 3
+    size: 3
+  postgres:
+    instances:
+    - name: instance1
+      ready: 3
+      size: 3
+    ready: 3
+    size: 3
+  state: ready

e2e-tests/tests/upgrade-consistency/02-patch-cluster.yaml

@@ -0,0 +1,16 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+timeout: 30
+commands:
+  - script: |-
+      set -o errexit
+      set -o xtrace
+
+      source ../../functions
+
+      get_cr \
+        | yq eval '
+            .spec.crVersion="2.2.0"' - \
+        | kubectl -n "${NAMESPACE}" apply -f -
+
+      sleep 10