Add afinity pod co location on ReadWriteOnce storage

Author: sebglon

charts/self-host/templates/admin.yaml

@@ -7,11 +7,13 @@ metadata:
   labels:
     app.kubernetes.io/component: admin
     app: {{ template "bitwarden.admin" . }}
+
 {{ include "bitwarden.labels" . | indent 4 }}
 {{- with .Values.component.admin.labels }}
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.admin.deploymentStrategy }}"

charts/self-host/templates/api.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.api.deploymentStrategy }}"

charts/self-host/templates/attachments.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.attachments.deploymentStrategy }}"

charts/self-host/templates/events.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.events.deploymentStrategy }}"

charts/self-host/templates/helpers.tpl

@@ -65,6 +65,9 @@ app.kubernetes.io/name: {{ template "bitwarden.name" . }}
 app.kubernetes.io/managed-by: {{ .Release.Service }}
 app.kubernetes.io/instance: {{ .Release.Name }}
 helm.sh/chart: {{ template "bitwarden.chart" . }}
+{{- if eq (.Values.general.volumeAccessMode "ReadWriteOnce")  }}
+app.kubernetes.io/storage: "ReadWriteOnce"
+{{- end -}}
 {{- if .Values.general.labels }}
 {{ toYaml .Values.general.labels }}
 {{- end -}}
@@ -238,3 +241,19 @@ Name of SCIM components
 {{- define "bitwarden.scim" -}}
 {{ template "bitwarden.fullname" . }}-scim
 {{- end -}}
+
+
+{{- define "bitwarden.podCoLocation.affinity" -}}
+{{- if eq (.Values.general.volumeAccessMode "ReadWriteOnce")  }}
+affinity:
+podAffinity:
+    requiredDuringSchedulingIgnoredDuringExecution:
+    - labelSelector:
+        matchExpressions:
+        - key: app.kubernetes.io/storage
+        operator: In
+        values:
+        - ReadWriteOnce
+    topologyKey: "kubernetes.io/hostname"
+{{- end -}}
+{{- end -}}

charts/self-host/templates/icons.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.icons.deploymentStrategy }}"

charts/self-host/templates/identity.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.identity.deploymentStrategy }}"

charts/self-host/templates/notifications.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.notifications.deploymentStrategy }}"

charts/self-host/templates/scim.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.scim.deploymentStrategy }}"

charts/self-host/templates/sso.yaml

@@ -12,6 +12,7 @@ metadata:
 {{ toYaml . | indent 4 }}
 {{- end }}
 spec:
+{{ include "bitwarden.podCoLocation.affinity" . | indent 2 }}
   replicas: 1
   strategy:
     type: "{{ .Values.component.sso.deploymentStrategy }}"