feat(health): Implement k8s.mariadb.com CRD health checks

resource_customizations/k8s.mariadb.com/Backup/health.lua

@@ -0,0 +1,25 @@
+local health_status = {}
+
+if obj.status ~= nil and obj.status.conditions ~= nil then
+
+    for i, condition in ipairs(obj.status.conditions) do
+
+        health_status.message = condition.reason .. " " .. condition.message
+
+        if condition.status == "False" then
+            if condition.reason == "CronJobScheduled" and condition.message == "Failed" then
+                health_status.status = "Degraded"
+                return health_status
+            end
+            health_status.status = "Progressing"
+            return health_status
+        end
+    end
+
+    health_status.status = "Healthy"
+    return health_status
+end
+
+health_status.status = "Progressing"
+health_status.message = "No status info available"
+return health_status

resource_customizations/k8s.mariadb.com/Backup/health_test.yaml

@@ -0,0 +1,9 @@
+tests:
+- healthStatus:
+    status: Healthy
+    message: "CronJobSucess Success"
+  inputPath: testdata/ok.yaml
+- healthStatus:
+    status: Degraded
+    message: "CronJobScheduled Failed"
+  inputPath: testdata/failed.yaml

resource_customizations/k8s.mariadb.com/Backup/testdata/failed.yaml

@@ -0,0 +1,30 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: Backup
+metadata:
+  name: backup-local
+spec:
+  backoffLimit: 5
+  logLevel: info
+  mariaDbRef:
+    name: mariadb
+    waitForIt: true
+  maxRetention: 168h
+  restartPolicy: OnFailure
+  schedule:
+    cron: 0 */2 * * *
+    suspend: false
+  serviceAccountName: backup-local
+  storage:
+    persistentVolumeClaim:
+      accessModes:
+      - ReadWriteOnce
+      resources:
+        requests:
+          storage: 80Gi
+status:
+  conditions:
+  - lastTransitionTime: "2024-04-22T20:00:00Z"
+    message: Failed
+    reason: CronJobScheduled
+    status: "False"
+    type: Complete

resource_customizations/k8s.mariadb.com/Backup/testdata/ok.yaml

@@ -0,0 +1,41 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: Backup
+metadata:
+  annotations:
+    argocd.argoproj.io/tracking-id: apps-bridge-demo-de1:k8s.mariadb.com/Backup:bridge/backup-local-bridge
+    kubectl.kubernetes.io/last-applied-configuration: |
+      {"apiVersion":"k8s.mariadb.com/v1alpha1","kind":"Backup","metadata":{"annotations":{"argocd.argoproj.io/tracking-id":"apps-bridge-demo-de1:k8s.mariadb.com/Backup:bridge/backup-local-bridge"},"name":"backup-local-bridge","namespace":"bridge"},"spec":{"args":["--databases bridge"],"mariaDbRef":{"name":"mariadb"},"maxRetention":"168h","schedule":{"cron":"0 1-23/2 * * *","suspend":false},"storage":{"persistentVolumeClaim":{"accessModes":["ReadWriteOnce"],"resources":{"requests":{"storage":"80Gi"}}}}}}
+  creationTimestamp: "2024-04-12T12:35:41Z"
+  generation: 2
+  name: backup-local-bridge
+  namespace: bridge
+  resourceVersion: "506591405"
+  uid: 67364d0a-6da9-4369-97fd-45ea468dbbea
+spec:
+  args:
+  - --databases bridge
+  backoffLimit: 5
+  logLevel: info
+  mariaDbRef:
+    name: mariadb
+    waitForIt: true
+  maxRetention: 168h
+  restartPolicy: OnFailure
+  schedule:
+    cron: 0 1-23/2 * * *
+    suspend: false
+  serviceAccountName: backup-local-bridge
+  storage:
+    persistentVolumeClaim:
+      accessModes:
+      - ReadWriteOnce
+      resources:
+        requests:
+          storage: 80Gi
+status:
+  conditions:
+  - lastTransitionTime: "2024-04-24T15:00:23Z"
+    message: Success
+    reason: CronJobSucess
+    status: "True"
+    type: Complete

resource_customizations/k8s.mariadb.com/Database/health.lua

@@ -0,0 +1,23 @@
+local health_status = {}
+health_status.status = "Progressing"
+health_status.message = "No status info available"
+
+if obj.status ~= nil and obj.status.conditions ~= nil then
+
+    for i, condition in ipairs(obj.status.conditions) do
+
+        health_status.message = condition.message
+
+        if condition.type == "Ready" then 
+            if condition.status == "True" then
+                health_status.status = "Healthy"
+            else 
+                health_status.status = "Degraded"
+            end
+            return health_status
+        end
+    end
+end
+
+
+return health_status

resource_customizations/k8s.mariadb.com/Database/health_test.yaml

@@ -0,0 +1,5 @@
+tests:
+- healthStatus:
+    status: Healthy
+    message: "Created"
+  inputPath: testdata/database-ready.yaml

resource_customizations/k8s.mariadb.com/Database/testdata/database-ready.yaml

@@ -0,0 +1,19 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: Database
+metadata:
+  name: dbname
+spec:
+  characterSet: utf8
+  collate: utf8_general_ci
+  mariaDbRef:
+    name: mariadb
+    waitForIt: true
+  requeueInterval: 30s
+  retryInterval: 5s
+status:
+  conditions:
+  - lastTransitionTime: "2024-04-12T13:43:57Z"
+    message: Created
+    reason: Created
+    status: "True"
+    type: Ready

resource_customizations/k8s.mariadb.com/Grant/health.lua

@@ -0,0 +1,22 @@
+local health_status = {}
+health_status.status = "Progressing"
+health_status.message = "No status info available"
+if obj.status ~= nil and obj.status.conditions ~= nil then
+
+    for i, condition in ipairs(obj.status.conditions) do
+
+        health_status.message = condition.message
+
+        if condition.type == "Ready" then 
+            if condition.status == "True" then
+                health_status.status = "Healthy"
+            else 
+                health_status.status = "Degraded"
+            end
+            return health_status
+        end
+    end
+end
+
+
+return health_status

resource_customizations/k8s.mariadb.com/Grant/health_test.yaml

@@ -0,0 +1,6 @@
+tests:
+- healthStatus:
+    status: Healthy
+    message: "Created"
+  inputPath: testdata/grant-ready.yaml
+

resource_customizations/k8s.mariadb.com/Grant/testdata/grant-ready.yaml

@@ -0,0 +1,26 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: Grant
+metadata:
+  name: mariadb-metrics
+spec:
+  database: '*'
+  grantOption: false
+  mariaDbRef:
+    name: mariadb
+    namespace: bridge
+    waitForIt: false
+  privileges:
+  - SELECT
+  - PROCESS
+  - REPLICATION CLIENT
+  - REPLICA MONITOR
+  - SLAVE MONITOR
+  table: '*'
+  username: mariadb-metrics
+status:
+  conditions:
+  - lastTransitionTime: "2024-04-20T20:45:02Z"
+    message: Created
+    reason: Created
+    status: "True"
+    type: Ready

resource_customizations/k8s.mariadb.com/MariaDB/health.lua

@@ -0,0 +1,25 @@
+local health_status = {}
+
+if obj.status ~= nil and obj.status.conditions ~= nil then
+
+    for i, condition in ipairs(obj.status.conditions) do
+
+        health_status.message = condition.message
+
+        if condition.status == "False" then
+            if condition.reason == "Failed" then
+                health_status.status = "Degraded"
+                return health_status
+            end
+            health_status.status = "Progressing"
+            return health_status
+        end
+    end
+
+    health_status.status = "Healthy"
+    return health_status
+end
+
+health_status.status = "Progressing"
+health_status.message = "No status info available"
+return health_status

resource_customizations/k8s.mariadb.com/MariaDB/health_test.yaml

@@ -0,0 +1,25 @@
+tests:
+- healthStatus:
+    status: Progressing
+    message: "No status info available"
+  inputPath: testdata/no_status.yaml
+- healthStatus:
+    status: Healthy
+    message: "Running"
+  inputPath: testdata/statefulset_ready.yaml
+- healthStatus:
+    status: Progressing
+    message: "Not ready"
+  inputPath: testdata/statefulset_not_ready.yaml
+- healthStatus:
+    status: Healthy
+    message: "Running"
+  inputPath: testdata/restore_complete.yaml
+- healthStatus:
+    status: Progressing
+    message: "Restoring backup"
+  inputPath: testdata/restore_not_complete.yaml
+- healthStatus:
+    status: Degraded
+    message: "Error creating ConfigMap"
+  inputPath: testdata/mariadb_error.yaml

resource_customizations/k8s.mariadb.com/MariaDB/testdata/mariadb_error.yaml

@@ -0,0 +1,27 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: MariaDB
+metadata:
+  name: mariadb-server
+spec:
+  rootPasswordSecretKeyRef:
+    name: mariadb
+    key: root-password
+  image:
+    repository: mariadb
+    tag: "10.7.4"
+    pullPolicy: IfNotPresent
+  port: 3306
+  volumeClaimTemplate:
+    resources:
+      requests:
+        storage: 100Mi
+    storageClassName: standard
+    accessModes:
+      - ReadWriteOnce
+status:
+  conditions:
+  - lastTransitionTime: '2023-04-20T15:31:15Z'
+    message: Error creating ConfigMap
+    reason: Failed
+    status: 'False'
+    type: Ready

resource_customizations/k8s.mariadb.com/MariaDB/testdata/no_status.yaml

@@ -0,0 +1,22 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: MariaDB
+metadata:
+  name: mariadb-server
+spec:
+  rootPasswordSecretKeyRef:
+    name: mariadb
+    key: root-password
+  image:
+    repository: mariadb
+    tag: "10.7.4"
+    pullPolicy: IfNotPresent
+  port: 3306
+  volumeClaimTemplate:
+    resources:
+      requests:
+        storage: 100Mi
+    storageClassName: standard
+    accessModes:
+      - ReadWriteOnce
+status:
+  revision: 0

resource_customizations/k8s.mariadb.com/MariaDB/testdata/restore_complete.yaml

@@ -0,0 +1,32 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: MariaDB
+metadata:
+  name: mariadb-server
+spec:
+  rootPasswordSecretKeyRef:
+    name: mariadb
+    key: root-password
+  image:
+    repository: mariadb
+    tag: "10.7.4"
+    pullPolicy: IfNotPresent
+  port: 3306
+  volumeClaimTemplate:
+    resources:
+      requests:
+        storage: 100Mi
+    storageClassName: standard
+    accessModes:
+      - ReadWriteOnce
+status:
+  conditions:
+  - lastTransitionTime: "2023-04-05T14:18:01Z"
+    message: Ready
+    reason: RestoreComplete
+    status: "True"
+    type: Bootstrapped
+  - lastTransitionTime: "2023-04-05T14:18:02Z"
+    message: Running
+    reason: RestoreComplete
+    status: "True"
+    type: Ready

resource_customizations/k8s.mariadb.com/MariaDB/testdata/restore_not_complete.yaml

@@ -0,0 +1,32 @@
+apiVersion: k8s.mariadb.com/v1alpha1
+kind: MariaDB
+metadata:
+  name: mariadb-server
+spec:
+  rootPasswordSecretKeyRef:
+    name: mariadb
+    key: root-password
+  image:
+    repository: mariadb
+    tag: "10.7.4"
+    pullPolicy: IfNotPresent
+  port: 3306
+  volumeClaimTemplate:
+    resources:
+      requests:
+        storage: 100Mi
+    storageClassName: standard
+    accessModes:
+      - ReadWriteOnce
+status:
+  conditions:
+  - lastTransitionTime: "2023-04-05T14:18:01Z"
+    message: Restoring backup
+    reason: RestoreNotComplete
+    status: "False"
+    type: Ready
+  - lastTransitionTime: "2023-04-05T14:18:02Z"
+    message: Not ready
+    reason: RestoreNotComplete
+    status: "False"
+    type: Bootstrapped