feat(chart): disable install of CRDs if they already exist

Signed-off-by: Niladri Halder <[email protected]>
openebs · Mar 15, 2024 · ebd313c · ebd313c
1 parent 4f4821a
commit ebd313c
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diff --git a/chart/charts/crds/templates/_helpers.tpl b/chart/charts/crds/templates/_helpers.tpl
@@ -0,0 +1,19 @@
+{{/* vim: set filetype=mustache: */}}
+
+{{/*
+    This returns a "1" if the CRD is absent in the cluster
+    Usage:
+      {{- if (include "crdIsAbsent" (list <crd-name>)) -}}
+      # CRD Yaml
+      {{- end -}}
+*/}}
+{{- define "crdIsAbsent" -}}
+    {{- $crdName := index . 0 -}}
+    {{- $crd := lookup "apiextensions.k8s.io/v1" "CustomResourceDefinition" "" $crdName -}}
+    {{- $output := "1" -}}
+    {{- if $crd -}}
+        {{- $output = "" -}}
+    {{- end -}}
+
+    {{- $output -}}
+{{- end -}}
diff --git a/chart/charts/crds/templates/csi-volume-snapshot-class.yaml b/chart/charts/crds/templates/csi-volume-snapshot-class.yaml
@@ -1,4 +1,6 @@
 {{- if and .Values.volumeSnapshots.enabled .Values.volumeSnapshots.snapshotClassesEnabled -}}
+{{- $crdName := "volumesnapshotclasses.snapshot.storage.k8s.io" -}}
+{{- if (include "crdIsAbsent" (list $crdName)) -}}
 apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
@@ -147,3 +149,4 @@ status:
   conditions: []
   storedVersions: []
 {{- end -}}
+{{- end -}}
diff --git a/chart/charts/crds/templates/csi-volume-snapshot-content.yaml b/chart/charts/crds/templates/csi-volume-snapshot-content.yaml
@@ -1,4 +1,6 @@
 {{- if and .Values.volumeSnapshots.enabled .Values.volumeSnapshots.snapshotContentsEnabled -}}
+{{- $crdName := "volumesnapshotcontents.snapshot.storage.k8s.io" -}}
+{{- if (include "crdIsAbsent" (list $crdName)) -}}
 apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
@@ -485,3 +487,4 @@ status:
   conditions: []
   storedVersions: []
 {{- end -}}
+{{- end -}}
diff --git a/chart/charts/crds/templates/csi-volume-snapshot.yaml b/chart/charts/crds/templates/csi-volume-snapshot.yaml
@@ -1,4 +1,6 @@
 {{- if and .Values.volumeSnapshots.enabled .Values.volumeSnapshots.snapshotsEnabled -}}
+{{- $crdName := "volumesnapshots.snapshot.storage.k8s.io" -}}
+{{- if (include "crdIsAbsent" (list $crdName)) -}}
 apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
@@ -387,3 +389,4 @@ status:
   conditions: []
   storedVersions: []
 {{- end -}}
+{{- end -}}
diff --git a/chart/charts/crds/templates/jaeger.yaml b/chart/charts/crds/templates/jaeger.yaml
@@ -1,4 +1,6 @@
 {{- if .Values.jaeger.enabled -}}
+{{- $crdName := "jaegers.jaegertracing.io" -}}
+{{- if (include "crdIsAbsent" (list $crdName)) -}}
 apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
@@ -44,3 +46,4 @@ spec:
       subresources:
         status: {}
 {{- end -}}
+{{- end -}}