Commit Graph

14 Commits

Author SHA1 Message Date
unkinben 1922014ab9 Update Gitea OIDC redirect URIs to canonical + admin route
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The k8s Gitea drops SSH and serves git.unkin.net (canonical) plus
git.k8s.syd1.au.unkin.net (admin/backup route, live now via external-dns).
Replace the old git2 validation host in the OAuth2 redirect URIs to match
argocd-apps#309.

Claude-Session: https://claude.ai/code/session_015ur3i7D2azsMAWTSVABApv
2026-07-31 00:02:48 +10:00
unkinben 0ba2785eb5 Add Gitea OAuth2/OIDC provider + application
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Register the k8s Gitea forge as an Authentik OIDC app so it can use SSO at
cutover. Redirect URIs cover both the temporary git2 validation host and the
final git.unkin.net host so login works across the migration.

- add config/providers_oauth2/gitea.yaml (confidential OAuth2 provider + app,
  client_secret read from kv/kubernetes/namespace/gitea/default/oauth-credentials)

Claude-Session: https://claude.ai/code/session_015ur3i7D2azsMAWTSVABApv
2026-07-29 22:01:58 +10:00
unkinben 8fa4192cc6 Add NetBox OAuth2/OIDC provider + application
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NetBox is being deployed to k8s (argocd-apps) with Authentik SSO via
python-social-auth's OpenIdConnectAuth backend. Add the confidential OAuth2
provider/application (client_id netbox, openid/email/profile scopes, strict
redirect to /oauth/complete/oidc/); the client_secret is read from Vault at
kubernetes/namespace/netbox/default/oauth-credentials (the terraform-authentik
runner policy already covers namespace/+/default/oauth-credentials).

Claude-Session: https://claude.ai/code/session_015ur3i7D2azsMAWTSVABApv
2026-07-28 16:44:52 +10:00
benvin bd2ead5855 Merge branch 'main' into benvin/ceph-saml
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2026-07-24 22:16:29 +10:00
unkinben 7610627168 Add LiteLLM RBAC: akP-litellm groups + role claim mapping
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Bring LiteLLM into the two-tier RBAC and map groups to LiteLLM roles.

- akP-litellm-admin / akP-litellm-user permission groups (bound to the litellm
  app for access); added to akR-global-admin / akR-standard-user roles.
- Generic per-provider role_mappings: emit an app role claim computed from
  effective (hierarchical) group membership. LiteLLM: emits `litellm_role`
  (proxy_admin for akP-litellm-admin, internal_user for akP-litellm-user, else
  internal_user_view_only); LiteLLM reads it via GENERIC_USER_ROLE_ATTRIBUTE.

Validated: plan 5 to add, 3 to change; generated role expression renders correctly.
2026-07-19 18:42:36 +10:00
unkinben 9c5937776e Add Ceph dashboard SAML provider
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Ceph dashboard SSO is SAML 2.0 (no native OIDC), so onboard it via an Authentik
SAML provider + application. Also resolve SAML authorization/invalidation flows
by slug and the signing keypair by name (mirrors the oauth2 handling), since the
SAML path had not been exercised before.

- config/providers_saml/ceph.yaml: SP entity id/ACS derived from the dashboard
  base URL (audience .../auth/saml2/metadata, acs .../auth/saml2, HTTP-POST),
  signed with the built-in self-signed keypair.

Ceph side (separate, Puppet): ceph dashboard sso setup saml2
  https://dashboard.ceph.unkin.net <authentik-idp-metadata-url>

Validated with `terragrunt plan`: 2 to add (provider + application).
2026-07-19 02:22:23 +10:00
unkinben 9098c7dcfc Add LiteLLM OAuth2/OIDC provider
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SSO for LiteLLM (litellm.k8s.syd1.au.unkin.net) via Authentik generic OIDC.
Confidential OAuth2 provider + application, openid/email/profile scopes,
/sso/callback redirect. client_secret read from Vault at
kv/kubernetes/namespace/litellm/default/oauth-credentials (seeded).
2026-07-19 02:19:19 +10:00
unkinben 805ea48a36 Derive group name from filename; use distinct ak_groups claim
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- Permission/role group name now comes from the config filename (the map key),
  dropping the redundant `name` field from each YAML and the object types.
- The hierarchical mapping emits an `ak_groups` claim (scope `ak_groups`) instead
  of `groups`, so it never collides with the direct-groups the default profile
  mapping already emits under `groups` (Authentik overrides same-key claims in an
  unpredictable order). Apps request the `ak_groups` scope and read that claim.
2026-07-18 16:19:34 +10:00
unkinben 1dab2ecc6f Add two-tier RBAC: permission/role groups, access policies, group claim
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Introduce a user -> role -> [permissions] model for app access and roles,
managed declaratively.

- Permission groups (akP-<app>-<access>) under config/permissions/: atomic units,
  each names the application it grants access to.
- Role groups (akR-<role>) under config/roles/: what users are assigned to;
  each nests permission groups via parents (akR-global-admin -> all *-admin,
  akR-standard-user -> all *-user). Split into a separate authentik_group
  resource so roles can reference permission ids without self-reference.
- Policy bindings gate each application to its permission groups (and, via
  child->parent membership propagation, the roles that nest them).
- Hierarchical `groups` scope mapping: walks user groups up through .parents so
  the OIDC claim includes inherited permission groups (works around
  goauthentik/authentik#15579). Inert until a provider requests the `groups`
  scope, so no behaviour change to existing apps until they opt in.

Validated with `tofu validate`.
2026-07-18 16:11:39 +10:00
unkinben 58e17d5ae8 Add Rancher OAuth2/OIDC provider
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Extends Authentik SSO to Rancher (rancher.k8s.syd1.au.unkin.net) so cluster
access uses Authentik identity and groups.

- Add config/providers_oauth2/rancher.yaml: confidential OAuth2 provider +
  application (slug rancher), openid/email/profile scopes, /verify-auth
  redirect (Rancher's OIDC callback). client_secret read from Vault at
  kv/kubernetes/namespace/cattle-system/default/oauth-credentials.
2026-07-15 20:59:38 +10:00
unkinben c62fdb574a Add argocd-admins group
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Declaratively manage the group that argocd-rbac-cm maps to role:admin, so
onboarding ArgoCD SSO does not require creating the group by hand in the UI.
2026-07-12 22:58:32 +10:00
unkinben 1fc0b70e1a Add ArgoCD OAuth2/OIDC provider
Extends Authentik SSO to ArgoCD so cluster operators log in with their
Authentik identity and group membership instead of the local admin account.

- Add config/providers_oauth2/argocd.yaml: confidential OAuth2 provider +
  application (slug argocd), client_id argocd, openid/email/profile scopes,
  web SSO and CLI (localhost:8085) redirect URIs. client_secret is read from
  Vault at kv/kubernetes/namespace/argocd/default/oauth-credentials, matching
  the existing Grafana pattern.
2026-07-12 22:58:32 +10:00
unkinben 97be93a9ff authentik: add Grafana OAuth2/OIDC provider + application
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Adds an OIDC provider + application so the in-cluster Grafana
(grafana.k8s.syd1.au.unkin.net) can authenticate users against Authentik.

Extends the oauth2 module so provider config stays declarative and
secret-free:
- Resolve authorization/invalidation flows by slug (data.authentik_flow)
  and scope mappings by managed identifier
  (data.authentik_property_mapping_provider_scope).
- Read client_secret from Vault kv-v2 (data.vault_kv_secret_v2) instead of
  committing it; adds the hashicorp/vault provider (auth via VAULT_ADDR/
  VAULT_TOKEN from the Makefile).
- Support allowed_redirect_uris on the oauth2 provider.

config/providers_oauth2/grafana.yaml wires client_id `grafana`, the
openid/email/profile scopes, the login/generic_oauth redirect URI, and
points client_secret at kv/kubernetes/namespace/grafana/default/oauth-credentials.
2026-07-06 22:06:48 +10:00
unkinben 4042760a16 Initial scaffold
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- Terraform module for groups, SAML/OAuth2/LDAP providers, applications, and LDAP outposts
- Data-driven YAML config with Terragrunt config loader
- Environment: identity.unkin.net with Consul backend
- Provider: goauthentik/authentik 2026.5.0
- Woodpecker CI pipelines (pre-commit, plan, apply)
- Makefile with Vault AppRole and K8s auth support
2026-06-28 11:55:26 +10:00