Add clear mongo log (#4757)

* update kafka monitor

* clear mongo log

* clear mongo log

* clear mongo log

Author: wallyxjh

Diff for: deploy/cloud/manifests/clear-mongo-log.yaml

@@ -0,0 +1,69 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: clear-mongo-logs-sa
+  namespace: sealos
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: clear-mongo-logs-role
+  namespace: sealos
+rules:
+  - apiGroups: ["apps.kubeblocks.io"]
+    resources: ["clusters"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: [""]
+    resources: ["pods","pods/exec"]
+    verbs: ["*"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: clear-mongo-logs-rolebinding
+  namespace: sealos
+subjects:
+  - kind: ServiceAccount
+    name: clear-mongo-logs-sa
+    namespace: sealos
+roleRef:
+  kind: ClusterRole
+  name: clear-mongo-logs-role
+  apiGroup: rbac.authorization.k8s.io
+---
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: clear-mongo-logs
+  namespace: sealos
+spec:
+  schedule: "0 0 * * *"
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          serviceAccountName: clear-mongo-logs-sa
+          containers:
+            - name: clear-logs
+              image: bitnami/kubectl:1.28
+              command:
+                - /bin/bash
+                - -c
+                - |
+                  clusters=$(kubectl get cluster.apps.kubeblocks.io -A -l clusterdefinition.kubeblocks.io/name=mongodb)
+                  echo "$clusters" | while read -r line; do
+                      namespace=$(echo "$line" | awk '{print $1}')
+                      cluster_name=$(echo "$line" | awk '{print $2}')
+                      pods=$(kubectl get pod -n "${namespace}" -o=custom-columns=NAME:.metadata.name,NODE:.spec.nodeName | grep "${cluster_name}")
+                      echo "$pods" | while read -r pod_line; do
+                          pod_name=$(echo "$pod_line" | awk '{print $1}')
+                          if [ -n "$pod_name" ]; then
+                              kubectl exec -it ${pod_name} -n ${namespace} -- /bin/bash -c 'if [ -d /data/mongodb/logs ]; then cat /dev/null > /data/mongodb/logs/mongodb.log; fi'
+                          fi
+                      done
+                  done
+              securityContext:
+                runAsUser: 0
+                allowPrivilegeEscalation: false
+                runAsNonRoot: true
+          restartPolicy: OnFailure

Diff for: deploy/cloud/scripts/init.sh

@@ -23,6 +23,9 @@ function prepare {
   # apply notifications crd
   kubectl apply -f manifests/notifications_crd.yaml
 
+  # clear mongo log by cronjob，temporary solution
+  kubectl apply -f manifests/clear-mongo-log.yaml
+
   # gen mongodb uri
   gen_mongodbUri