feat(forte-drop): wildcard cert *.drop.forteapps.net for subdomain-per-drop #22

Open
jorgen.stensrud wants to merge 3 commits from feat/subdomain-drop-wildcard-cert into main
4 changed files with 94 additions and 4 deletions
@@ -0,0 +1,39 @@
# Wildcard routing for per-slug forte drops: <slug>.drop.forteapps.net -> the forte-drop
# web pod. The forteapp chart only emits a single exact Host(`drop.forteapps.net`) route
# (the apex: admin + /api + public /shared drops), so this ADDITIVE IngressRoute adds the
# wildcard. Kept in launchpad (forte-drop-specific) rather than the shared forteapp chart.
#
# It targets the SAME service the chart's route does — forte-drop-app:3000 — whose
# targetPort is the auth sidecar (service.yaml: targetPort = auth.sidecarPort when auth is
# on). So wildcard subdomains flow service:3000 -> sidecar -> app, i.e. they are Forte-login
# gated exactly like the admin root. A forteOnly drop is therefore never served un-gated.
#
# priority: 1 (intentionally LOW). Traefik orders routers by rule-length by default, and the
# regex string is longer than Host(`mcp.drop.forteapps.net`); without an explicit low
# priority this regex would OUTRANK and STEAL mcp.drop.forteapps.net (and the apex) into the
# web pod. priority:1 guarantees the exact Host() routers (mcp release, chart apex) always win;
# only real per-slug subdomains fall through to here. The app's reserved-slug check
# (mcp/www/api/admin/app) is a second line of defence.
apiVersion: traefik.io/v1alpha1
kind: IngressRoute
metadata:
name: forte-drop-subdomains
namespace: forte-drop
labels:
app.kubernetes.io/name: forte-drop
app.kubernetes.io/part-of: apps
app.kubernetes.io/managed-by: argocd
spec:
entryPoints:
- websecure
routes:
# Traefik v3 (chart 28.x) HostRegexp takes a Go RE2 pattern. Verify the rendered
# router against mcp./www./app./apex/<real-slug> before relying on it in prod.
- match: HostRegexp(`^[a-z0-9-]+\.drop\.forteapps\.net$`)
Review

Dette kan vi legge til støtte for i helm chart, da vil det vel ikke være behov for egen IngressRoute her?

Dette kan vi legge til støtte for i helm chart, da vil det vel ikke være behov for egen IngressRoute her?
kind: Rule
priority: 1
services:
- name: forte-drop-app
port: 3000
tls:
secretName: wildcard-drop-forteapps-net-tls
@@ -5,3 +5,5 @@ resources:
- keycloak-client-forte-drop.yaml
- forte-drop-pdb.yaml
- forte-drop-secrets-sealed.yaml
- wildcard-drop-tls-certificate.yaml
- forte-drop-subdomains-ingressroute.yaml
@@ -0,0 +1,35 @@
---
# Wildcard TLS cert for the per-slug drop subdomains: <slug>.drop.forteapps.net.
# forte_drop serves forte-login drops on their own subdomain (gated by the auth
# sidecar), so each drop needs a valid cert for *.drop.forteapps.net — a name the
# existing *.forteapps.net wildcard CANNOT cover (TLS wildcards match one label only).
#
# Scope: this cert covers ONLY *.drop.forteapps.net. The apex drop.forteapps.net is
# NOT included here — it is served by the forteapp chart's own Certificate (secret
# forte-drop-tls, dnsNames: [drop.forteapps.net]) and/or the existing *.forteapps.net
# wildcard, so adding it here would be redundant.
#
# Issued DIRECTLY into the forte-drop namespace (not via the chart) so the app's
# Traefik IngressRoute — which must reference a TLS secret in its OWN namespace — can
# use it without cross-namespace cloning. This is the single issuer of secret
# wildcard-drop-forteapps-net-tls; the forte-drop-subdomains IngressRoute references
# that secret. The letsencrypt-prod dns01 solver is authorized for this name via its
# selector.dnsZones (forteapps.net).
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
name: wildcard-drop-forteapps-net
namespace: forte-drop
spec:
secretName: wildcard-drop-forteapps-net-tls
issuerRef:
name: letsencrypt-prod
Review

Samme som forrige kommentar, hvis vi legger inn støtte for multiple hosts i array, så trengs ikke egen ressurs her.

Samme som forrige kommentar, hvis vi legger inn støtte for multiple hosts i array, så trengs ikke egen ressurs her.
kind: ClusterIssuer
dnsNames:
- '*.drop.forteapps.net' # per-slug forte drop subdomains
duration: 2160h0m0s # 90 days
renewBefore: 720h0m0s # renew 30 days before expiry
privateKey:
algorithm: RSA
encoding: PKCS1
size: 4096
+18 -4
View File
@@ -24,8 +24,15 @@ spec:
name: azuredns-config
key: client-secret
selector:
dnsNames:
- '*.forteapps.net'
# NOTE: cert-manager solver selectors are NOT TLS-style wildcards. selector.dnsNames
# matches by exact FQDN, so '*.forteapps.net' here would match only a cert literally
# named '*.forteapps.net' — it would NOT cover 'drop.forteapps.net'. selector.dnsZones
# instead suffix-matches the zone apex AND every subdomain at any depth, so this single
# entry routes all forteapps.net ACME challenges (forteapps.net, *.forteapps.net,
Outdated
Review

Jeg skjønner *.drop.forteapps.net, men vil ikke drop.forteapps.net omfattes av *.forteapps.net som allerede finnes?

Jeg skjønner `*.drop.forteapps.net`, men vil ikke `drop.forteapps.net` omfattes av `*.forteapps.net` som allerede finnes?
# drop.forteapps.net, *.drop.forteapps.net, mcp.drop.forteapps.net, ...) through this
# Azure dns01 solver. Wildcard names require dns01; non-wildcard names that ever fail
# to match fall through to the http01 solver below.
dnsZones:
- 'forteapps.net'
# HTTP-01 fallback for non-wildcard certificates
- http01:
@@ -58,8 +65,15 @@ spec:
name: azuredns-config
key: client-secret
selector:
dnsNames:
- '*.forteapps.net'
# NOTE: cert-manager solver selectors are NOT TLS-style wildcards. selector.dnsNames
# matches by exact FQDN, so '*.forteapps.net' here would match only a cert literally
# named '*.forteapps.net' — it would NOT cover 'drop.forteapps.net'. selector.dnsZones
# instead suffix-matches the zone apex AND every subdomain at any depth, so this single
# entry routes all forteapps.net ACME challenges (forteapps.net, *.forteapps.net,
# drop.forteapps.net, *.drop.forteapps.net, mcp.drop.forteapps.net, ...) through this
# Azure dns01 solver. Wildcard names require dns01; non-wildcard names that ever fail
# to match fall through to the http01 solver below.
dnsZones:
- 'forteapps.net'
# HTTP-01 fallback for non-wildcard certificates
- http01: