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feat: add OpenIdConnect/OAuth2 support #52

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Merged
secana merged 1 commit into from
Feb 12, 2026
Merged

feat: add OpenIdConnect/OAuth2 support #52

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26 changes: 26 additions & 0 deletions charts/kellnr/templates/config.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -55,3 +55,29 @@ data:
KELLNR_S3__ALLOW_HTTP: {{ .Values.kellnr.s3.allowHttp | quote }}
KELLNR_S3__CRATES_BUCKET: {{ .Values.kellnr.s3.crates_bucket | quote }}
KELLNR_S3__CRATESIO_BUCKET: {{ .Values.kellnr.s3.cratesio_bucket | quote }}
# OAuth2/OpenID Connect
KELLNR_OAUTH2__ENABLED: {{ .Values.kellnr.oauth2.enabled | quote }}
{{- if .Values.kellnr.oauth2.issuerUrl }}
KELLNR_OAUTH2__ISSUER_URL: {{ .Values.kellnr.oauth2.issuerUrl | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.clientId }}
KELLNR_OAUTH2__CLIENT_ID: {{ .Values.kellnr.oauth2.clientId | quote }}
{{- end }}
{{- if and .Values.kellnr.oauth2.clientSecret (not .Values.kellnr.oauth2.clientSecretRef.name) }}
KELLNR_OAUTH2__CLIENT_SECRET: {{ .Values.kellnr.oauth2.clientSecret | quote }}
{{- end }}
KELLNR_OAUTH2__SCOPES: {{ .Values.kellnr.oauth2.scopes | quote }}
KELLNR_OAUTH2__AUTO_PROVISION_USERS: {{ .Values.kellnr.oauth2.autoProvisionUsers | quote }}
{{- if .Values.kellnr.oauth2.adminGroupClaim }}
KELLNR_OAUTH2__ADMIN_GROUP_CLAIM: {{ .Values.kellnr.oauth2.adminGroupClaim | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.adminGroupValue }}
KELLNR_OAUTH2__ADMIN_GROUP_VALUE: {{ .Values.kellnr.oauth2.adminGroupValue | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.readOnlyGroupClaim }}
KELLNR_OAUTH2__READ_ONLY_GROUP_CLAIM: {{ .Values.kellnr.oauth2.readOnlyGroupClaim | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.readOnlyGroupValue }}
KELLNR_OAUTH2__READ_ONLY_GROUP_VALUE: {{ .Values.kellnr.oauth2.readOnlyGroupValue | quote }}
{{- end }}
KELLNR_OAUTH2__BUTTON_TEXT: {{ .Values.kellnr.oauth2.buttonText | quote }}
5 changes: 5 additions & 0 deletions charts/kellnr/templates/deployment.yaml
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Expand Up @@ -82,6 +82,11 @@ spec:
valueFrom:
secretKeyRef: {{ toYaml .Values.kellnr.postgres.pwdSecretRef | nindent 16 }}
{{- end }}
{{- if and .Values.kellnr.oauth2.enabled .Values.kellnr.oauth2.clientSecretRef.name }}
- name: KELLNR_OAUTH2__CLIENT_SECRET
valueFrom:
secretKeyRef: {{ toYaml .Values.kellnr.oauth2.clientSecretRef | nindent 16 }}
{{- end }}
envFrom:
{{- if .Values.secret.enabled }}
- secretRef:
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26 changes: 26 additions & 0 deletions charts/kellnr/templates/secret-config.yaml
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Expand Up @@ -50,4 +50,30 @@ stringData:
KELLNR_S3__ALLOW_HTTP: {{ .Values.kellnr.s3.allowHttp | quote }}
KELLNR_S3__CRATES_BUCKET: {{ .Values.kellnr.s3.crates_bucket | quote }}
KELLNR_S3__CRATESIO_BUCKET: {{ .Values.kellnr.s3.cratesio_bucket | quote }}
# OAuth2/OpenID Connect
KELLNR_OAUTH2__ENABLED: {{ .Values.kellnr.oauth2.enabled | quote }}
{{- if .Values.kellnr.oauth2.issuerUrl }}
KELLNR_OAUTH2__ISSUER_URL: {{ .Values.kellnr.oauth2.issuerUrl | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.clientId }}
KELLNR_OAUTH2__CLIENT_ID: {{ .Values.kellnr.oauth2.clientId | quote }}
{{- end }}
{{- if and .Values.kellnr.oauth2.clientSecret (not .Values.kellnr.oauth2.clientSecretRef.name) }}
KELLNR_OAUTH2__CLIENT_SECRET: {{ .Values.kellnr.oauth2.clientSecret | quote }}
{{- end }}
KELLNR_OAUTH2__SCOPES: {{ .Values.kellnr.oauth2.scopes | quote }}
KELLNR_OAUTH2__AUTO_PROVISION_USERS: {{ .Values.kellnr.oauth2.autoProvisionUsers | quote }}
{{- if .Values.kellnr.oauth2.adminGroupClaim }}
KELLNR_OAUTH2__ADMIN_GROUP_CLAIM: {{ .Values.kellnr.oauth2.adminGroupClaim | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.adminGroupValue }}
KELLNR_OAUTH2__ADMIN_GROUP_VALUE: {{ .Values.kellnr.oauth2.adminGroupValue | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.readOnlyGroupClaim }}
KELLNR_OAUTH2__READ_ONLY_GROUP_CLAIM: {{ .Values.kellnr.oauth2.readOnlyGroupClaim | quote }}
{{- end }}
{{- if .Values.kellnr.oauth2.readOnlyGroupValue }}
KELLNR_OAUTH2__READ_ONLY_GROUP_VALUE: {{ .Values.kellnr.oauth2.readOnlyGroupValue | quote }}
{{- end }}
KELLNR_OAUTH2__BUTTON_TEXT: {{ .Values.kellnr.oauth2.buttonText | quote }}
{{- end }}
31 changes: 31 additions & 0 deletions charts/kellnr/values.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,37 @@ kellnr:
crates_bucket: "kellnr-crates"
cratesio_bucket: "kellnr-cratesio"

# OAuth2/OpenID Connect authentication
# See https://kellnr.io/documentation for details
oauth2:
enabled: false
# OIDC issuer URL (discovery URL)
# Example: "https://authentik.example.com/application/o/kellnr/"
issuerUrl: ""
# OAuth2 client ID
clientId: ""
# OAuth2 client secret - prefer using clientSecretRef for production
clientSecret: ""
# Reference to an existing Kubernetes secret containing the client secret
# When set, this takes precedence over clientSecret
clientSecretRef:
name: ""
key: "client-secret"
# OAuth2 scopes to request (comma-separated)
scopes: "openid,profile,email"
# Automatically create local user accounts for new OAuth2 users
autoProvisionUsers: true
# Claim name to check for admin group membership (e.g., "groups")
adminGroupClaim: ""
# Value in the admin group claim that grants admin privileges (e.g., "kellnr-admins")
adminGroupValue: ""
# Claim name to check for read-only group membership (e.g., "groups")
readOnlyGroupClaim: ""
# Value in the read-only group claim that grants read-only access (e.g., "kellnr-readonly")
readOnlyGroupValue: ""
# Text displayed on the OAuth2 login button
buttonText: "Login with SSO"

service:
api:
type: ClusterIP
Expand Down