Group pvc creation

chart/templates/_helpers.tpl

@@ -60,3 +60,12 @@ Create the name of the service account to use
 {{- default "default" .Values.serviceAccount.name }}
 {{- end }}
 {{- end }}
+
+{{/*
+True when the pvc-group plugin is enabled in values. Used to gate the
+PVC RBAC role/rolebinding so clusters without the plugin don't get the
+extra permissions.
+*/}}
+{{- define "ldap-sync.pvcGroupEnabled" -}}
+{{- ((((.Values.config).plugins).pvcGroup).enabled) | ternary "true" "" -}}
+{{- end }}

chart/templates/configmap.yaml

@@ -43,3 +43,17 @@ data:
     database:
       enabled: false
     {{- end }}
+    plugins:
+      enabled:
+        {{- with .Values.config.plugins.pvcGroup }}
+        {{- if .enabled }}
+        - name: pvc-group
+          enabled: true
+          options:
+            namespace: {{ $.Release.Namespace | quote }}
+            storageClass: {{ .storageClass | quote }}
+            size: {{ .size | quote }}
+            accessModes:
+              {{- toYaml .accessModes | nindent 14 }}
+        {{- end }}
+        {{- end }}

chart/templates/rbac.yaml

@@ -0,0 +1,27 @@
+{{- if eq (include "ldap-sync.pvcGroupEnabled" .) "true" }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: {{ include "ldap-sync.fullname" . }}-pvc-group
+  labels:
+    {{- include "ldap-sync.labels" . | nindent 4 }}
+rules:
+  - apiGroups: [""]
+    resources: ["persistentvolumeclaims"]
+    verbs: ["get", "list", "create"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: {{ include "ldap-sync.fullname" . }}-pvc-group
+  labels:
+    {{- include "ldap-sync.labels" . | nindent 4 }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: {{ include "ldap-sync.fullname" . }}-pvc-group
+subjects:
+  - kind: ServiceAccount
+    name: {{ include "ldap-sync.serviceAccountName" . }}
+    namespace: {{ .Release.Namespace }}
+{{- end }}

chart/values.yaml

@@ -94,6 +94,16 @@ config:
     bindDN: "cn=admin,dc=example,dc=org"
     bindPassword: ""
     baseDN: "dc=example,dc=org"
+  plugins:
+    # Creates a PVC in the release namespace for every synced group
+    # entry. When enabled, the chart also installs a Role/RoleBinding
+    # granting the service account get/list/create on PVCs.
+    pvcGroup:
+      enabled: true
+      storageClass: ""
+      size: 10Gi
+      accessModes:
+        - ReadWriteMany
 
 # PostgreSQL configuration
 postgres:

go.mod

@@ -9,31 +9,60 @@ require (
 	github.com/swaggo/echo-swagger v1.4.1
 	github.com/swaggo/swag v1.16.4
 	gopkg.in/yaml.v2 v2.4.0
+	k8s.io/api v0.31.0
+	k8s.io/apimachinery v0.31.0
+	k8s.io/client-go v0.31.0
 )
 
 require (
 	github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358 // indirect
 	github.com/KyleBanks/depth v1.2.1 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
+	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
 	github.com/ghodss/yaml v1.0.0 // indirect
 	github.com/go-asn1-ber/asn1-ber v1.5.7 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-openapi/jsonpointer v0.21.1 // indirect
 	github.com/go-openapi/jsonreference v0.21.0 // indirect
 	github.com/go-openapi/spec v0.21.0 // indirect
 	github.com/go-openapi/swag v0.23.1 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/google/gnostic-models v0.6.8 // indirect
+	github.com/google/go-cmp v0.6.0 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
+	github.com/imdario/mergo v0.3.6 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/labstack/gommon v0.4.2 // indirect
 	github.com/mailru/easyjson v0.9.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/swaggo/files/v2 v2.0.0 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasttemplate v1.2.2 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
 	golang.org/x/crypto v0.36.0 // indirect
 	golang.org/x/net v0.37.0 // indirect
+	golang.org/x/oauth2 v0.21.0 // indirect
 	golang.org/x/sys v0.31.0 // indirect
+	golang.org/x/term v0.30.0 // indirect
 	golang.org/x/text v0.23.0 // indirect
 	golang.org/x/time v0.8.0 // indirect
 	golang.org/x/tools v0.31.0 // indirect
+	google.golang.org/protobuf v1.34.2 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/klog/v2 v2.130.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
+	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 // indirect
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
+	sigs.k8s.io/yaml v1.4.0 // indirect
 )