add plugins.removeList to allow remove plugins

resolved opensearch-project#383

Signed-off-by: Yulong Ruan <[email protected]>

charts/opensearch-dashboards/templates/deployment.yaml

@@ -169,6 +169,9 @@ spec:
           - |
             #!/usr/bin/bash
             set -e
+            {{- range $plugin := .Values.plugins.removeList }}
+            ./bin/opensearch-dashboards-plugin remove {{ $plugin }}
+            {{- end }}
             {{- range $plugin := .Values.plugins.installList }}
             ./bin/opensearch-dashboards-plugin install {{ $plugin }}
             {{- end }}

charts/opensearch-dashboards/values.yaml

@@ -278,6 +278,8 @@ plugins:
   enabled: false
   installList: []
   # - example-fake-plugin-downloadable-url
+  removeList: []
+  # - securityDashboards
 
 # ServiceMonitor Configuration for Prometheus
 # Enabling this option will create a ServiceMonitor resource that allows Prometheus to scrape metrics from the OpenSearch service.

charts/opensearch/templates/statefulset.yaml

@@ -365,6 +365,12 @@ spec:
           #!/usr/bin/env bash
           set -euo pipefail
 
+          {{- range $plugin := .Values.plugins.removeList }}
+          if ./bin/opensearch-plugin list | grep -q {{ $plugin }}; then
+          ./bin/opensearch-plugin remove {{ $plugin }}
+          fi
+          {{- end }}
+
           {{- range $plugin := .Values.plugins.installList }}
           ./bin/opensearch-plugin install -b {{ $plugin }}
           {{- end }}

charts/opensearch/values.yaml

@@ -491,6 +491,8 @@ plugins:
   enabled: false
   installList: []
   # - example-fake-plugin
+  removeList: []
+  # - opensearch-ml
 
 # -- Array of extra K8s manifests to deploy
 extraObjects: []