feat: error pages

See coop-cloud/organising#115 (comment).

.env.sample

@@ -8,8 +8,7 @@ LETS_ENCRYPT_EMAIL=certs@example.com
 # WARN, INFO etc.
 LOG_LEVEL=WARN
 
-# This is here so later lines can extend the definition; you likely don't wanna
+# This is here so later lines can extend it; you likely don't wanna edit
-# edit
 COMPOSE_FILE="compose.yml"
 
 #####################################################################
@@ -52,6 +51,15 @@ COMPOSE_FILE="compose.yml"
 ## Enable Keycloak
 #COMPOSE_FILE="$COMPOSE_FILE:compose.keycloak.yml"
 #KEYCLOAK_MIDDLEWARE_ENABLED=1
+#KEYCLOAK_TFA_SERVICE=traefik-forward-auth_app
+
+#####################################################################
+# Prometheus metrics                                                #
+#####################################################################
+
+## Enable prometheus metrics collection
+## used used by the coop-cloud monitoring stack
+#METRICS_ENABLED=1
 
 #####################################################################
 # Additional services                                               #

abra.sh

@@ -1,3 +1,3 @@
-export TRAEFIK_YML_VERSION=v11
+export TRAEFIK_YML_VERSION=v12
-export FILE_PROVIDER_YML_VERSION=v2
+export FILE_PROVIDER_YML_VERSION=v3
 export ENTRYPOINT_VERSION=v2

compose.host.yml

@@ -13,6 +13,3 @@ services:
       - target: 443
         published: 443
         mode: host
-      - target: 2222
-        published: 2222
-        mode: host

compose.keycloak.yml

@@ -8,3 +8,4 @@ services:
         - "traefik.http.routers.traefik.middlewares=keycloak@file"
     environment:
       - KEYCLOAK_MIDDLEWARE_ENABLED
+      - KEYCLOAK_TFA_SERVICE

compose.yml

@@ -1,7 +1,9 @@
+---
 version: "3.8"
+
 services:
   app:
-    image: "traefik:v2.4.11"
+    image: "traefik:v2.5.2"
     # Note(decentral1se): *please do not* add any additional ports here.
     # Doing so could break new installs with port conflicts. Please use
     # the usual `compose.$app.yml` approach for any additional ports
@@ -45,10 +47,29 @@ services:
         - "traefik.http.routers.traefik.tls.options=default@file"
         - "traefik.http.routers.traefik.service=api@internal"
         - "traefik.http.routers.traefik.middlewares=security@file"
-        - "coop-cloud.${STACK_NAME}.app.version=v2.4.9-be23e1f6"
+        - "coop-cloud.${STACK_NAME}.version=1.0.0+v2.5.2"
+
+  web:
+    image: tarampampam/error-pages:2.2.0
+    environment:
+      - TEMPLATE_NAME=shuffle
+    networks:
+      - proxy
+    labels:
+      - "traefik.enable=true"
+      - "traefik.http.services.error-pages-service.loadbalancer.server.port=8080"
+      - "traefik.http.routers.error-router.entrypoints=web-secure"
+      - "traefik.http.routers.error-router.rule=HostRegexp(`{host:.+}`)"
+      - "traefik.http.routers.error-router.priority=10"
+      - "traefik.http.routers.error-router.middlewares=error-pages-middleware@docker"
+      - "traefik.http.middlewares.error-pages-middleware.errors.status=400-599"
+      - "traefik.http.middlewares.error-pages-middleware.errors.service=error-pages-service@docker"
+      - "traefik.http.middlewares.error-pages-middleware.errors.query=/{status}.html"
+
 networks:
   proxy:
     external: true
+
 configs:
   traefik_yml:
     name: ${STACK_NAME}_traefik_yml_${TRAEFIK_YML_VERSION}
@@ -62,5 +83,6 @@ configs:
     name: ${STACK_NAME}_entrypoint_${ENTRYPOINT_VERSION}
     file: entrypoint.sh.tmpl
     template_driver: golang
+
 volumes:
   letsencrypt:

file-provider.yml.tmpl

@@ -4,7 +4,7 @@ http:
     {{ if eq (env "KEYCLOAK_MIDDLEWARE_ENABLED") "1" }}
     keycloak:
       forwardAuth:
-        address: "http://traefik-forward-auth:4181"
+        address: "http://{{ env "KEYCLOAK_TFA_SERVICE" }}:4181"
         trustForwardHeader: true
         authResponseHeaders:
           - X-Forwarded-User

renovate.json

@@ -1,6 +0,0 @@
-{
-  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": [
-    "config:base"
-  ]
-}

traefik.yml.tmpl

@@ -54,10 +54,20 @@ entrypoints:
   mumble-udp:
     address: ":64738/udp"
   {{ end }}
+  {{ if eq (env "METRICS_ENABLED") "1" }}
+  metrics:
+    address: ":8082"
+  {{ end }}
 
 ping:
   entryPoint: web
 
+{{ if eq (env "METRICS_ENABLED") "1" }}
+metrics:
+  prometheus:
+    entryPoint: metrics
+{{ end }}
+
 certificatesResolvers:
   staging:
     acme: