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argocd-apps/apps/base/arrstack/arrproxy/oauth2-proxy-configmap.yaml
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unkin-agent 4f79141638
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Deploy arrproxy v0.2.0 machine-mint admin route
Wire the bearer-protected /api/admin/ route so OpenBao on the VMs can
machine-mint arrproxy tokens through the ingress.

- Add arrproxy-admin-token VaultStaticSecret (default VaultAuth, k8s-auth
  default-SA) syncing kv/kubernetes/namespace/arrstack/default/arrproxy-admin-token
- Set ARRPROXY_ADMIN_TOKEN on arrproxy-api from that Secret; add it to the
  Reloader reload annotation so the pod rolls on rotation
- Skip-auth /api/admin/ in oauth2-proxy (route stays bearer-protected by
  arrproxy's own token); /api/tokens and /api/me stay oauth-gated
- Bump arrproxy-api and arrproxy-ui images to v0.2.0
2026-08-18 21:48:58 +10:00

57 lines
3.4 KiB
YAML

---
# Non-secret oauth2-proxy configuration (client_id/secret/cookie_secret come from
# the oauth-credentials Secret). oauth2-proxy is the single auth front for the
# arrstack: it authenticates the UI and the token API against Authentik, and path-
# routes to the arrproxy-ui / arrproxy-api upstreams. /<app>/api is exempted from
# auth (SKIP_AUTH_REGEX) so *arr clients presenting a per-user token reach the api
# directly; the api then validates the token. Everything else requires the oauth
# session and receives identity via X-Forwarded-* / X-Auth-Request-* headers.
apiVersion: v1
kind: ConfigMap
metadata:
name: arrproxy-oauth2-env
namespace: arrstack
annotations:
argocd.argoproj.io/sync-wave: "2"
data:
OAUTH2_PROXY_HTTP_ADDRESS: "0.0.0.0:4180"
OAUTH2_PROXY_PROVIDER: "oidc"
# Authentik arrstack app discovery issuer (served by the internal unkin.net CA;
# trusted via PROVIDER_CA_FILES below). CONFIRM the slug matches the Authentik
# application (terraform-authentik PR #18).
OAUTH2_PROXY_OIDC_ISSUER_URL: "https://identity.unkin.net/application/o/arrstack/"
OAUTH2_PROXY_REDIRECT_URL: "https://arrstack.unkin.net/oauth2/callback"
# Longest-prefix wins: /api and /<app> go to arrproxy-api, everything else
# (the SPA + static assets) to arrproxy-ui.
OAUTH2_PROXY_UPSTREAMS: "http://arrproxy-ui.arrstack.svc.cluster.local:8080/,http://arrproxy-api.arrstack.svc.cluster.local:8080/api/,http://arrproxy-api.arrstack.svc.cluster.local:8080/sonarr/,http://arrproxy-api.arrstack.svc.cluster.local:8080/radarr/,http://arrproxy-api.arrstack.svc.cluster.local:8080/prowlarr/"
OAUTH2_PROXY_SCOPE: "openid email profile ak_groups"
# Populate session.Groups from the Authentik ak_groups claim; pass-user-headers
# then emits it as a single comma-joined X-Forwarded-Groups header.
OAUTH2_PROXY_OIDC_GROUPS_CLAIM: "ak_groups"
# Forward identity + groups to arrproxy-api as X-Forwarded-{User,Email,Groups}
# (the api reads these; ARRPROXY_GROUPS_HEADER=X-Forwarded-Groups). NOTE:
# set-xauthrequest is intentionally NOT set -- it only populates auth_request
# *response* headers, which never reach an --upstreams-proxied backend.
OAUTH2_PROXY_PASS_USER_HEADERS: "true"
# Bypass auth for the *arr proxy API (/<app>/api...) and the machine-mint
# admin route (/api/admin/...). The first matches /sonarr/api; the second
# matches /api/admin/ only -- both routed to the arrproxy-api upstream by the
# catch-all /api/ prefix above. /api/admin/ is protected by arrproxy's OWN
# ARRPROXY_ADMIN_TOKEN bearer (OpenBao on the VMs reaches it via the ingress),
# so it is intentionally oauth-skipped. /api/tokens and /api/me are NOT
# matched and stay oauth-authenticated.
OAUTH2_PROXY_SKIP_AUTH_REGEX: "^/[^/]+/api,^/api/admin/"
OAUTH2_PROXY_EMAIL_DOMAINS: "*"
# Authentik hardcodes email_verified=false in the id_token; without this
# oauth2-proxy rejects the session ("email ... isn't verified") -> 500 on
# /oauth2/callback. Authorization is enforced downstream via ak_groups, so
# accepting the unverified email here is safe.
OAUTH2_PROXY_INSECURE_OIDC_ALLOW_UNVERIFIED_EMAIL: "true"
OAUTH2_PROXY_COOKIE_SECURE: "true"
OAUTH2_PROXY_COOKIE_DOMAINS: "arrstack.unkin.net"
OAUTH2_PROXY_WHITELIST_DOMAINS: "arrstack.unkin.net"
OAUTH2_PROXY_REVERSE_PROXY: "true"
OAUTH2_PROXY_PROVIDER_CA_FILES: "/etc/ssl/combined/ca-certificates.crt"
OAUTH2_PROXY_CODE_CHALLENGE_METHOD: "S256"
OAUTH2_PROXY_SKIP_PROVIDER_BUTTON: "true"