chore(charts): add diagnostic mode

Author: duanhongyi

charts/fluentbit/templates/logger-fluentbit-daemon.yaml

@@ -42,6 +42,10 @@ spec:
       - name: drycc-logger-fluentbit
         image: {{.Values.imageRegistry}}/{{.Values.imageOrg}}/fluentbit:{{.Values.imageTag}}
         imagePullPolicy: {{.Values.imagePullPolicy}}
+        {{- if .Values.diagnosticMode.enabled }}
+        command: {{- include "common.tplvalues.render" (dict "value" .Values.diagnosticMode.command "context" $) | nindent 10 }}
+        args: {{- include "common.tplvalues.render" (dict "value" .Values.diagnosticMode.args "context" $) | nindent 10 }}
+        {{- end }}
         {{- if or (.Values.limitsCpu) (.Values.limitsMemory)}}
         resources:
           limits:

charts/fluentbit/values.yaml

@@ -5,6 +5,21 @@ imageRegistry: "registry.drycc.cc"
 # limitsCpu: "100m"
 # limitsMemory: "50Mi"
 
+## Enable diagnostic mode
+##
+diagnosticMode:
+  ## @param diagnosticMode.enabled Enable diagnostic mode (all probes will be disabled and the command will be overridden)
+  ##
+  enabled: false
+  ## @param diagnosticMode.command Command to override all containers
+  ##
+  command:
+    - sleep
+  ## @param diagnosticMode.args Args to override all containers
+  ##
+  args:
+    - infinity
+
 redis:
   replicas: 1