Error pages

Re coop-cloud/organising#115

.env.sample

@@ -47,7 +47,20 @@ COMPOSE_FILE="compose.yml"
 #SECRET_GANDIV5_API_KEY_VERSION=v1
 
 #####################################################################
-# Keycloak log-in                                                   #
+# Manual wildcard certificate insertion                             #
+#####################################################################
+
+# Set wildcards = 1, and uncomment compose_file to enable.
+# Create your certs elsewhere and add them like:
+# abra app secrets insert {myapp.example.coop} ssl_cert v1 "$(cat /path/to/fullchain.pem)"
+# abra app secrets insert {myapp.example.coop} ssl_key v1 "$(cat /path/to/privkey.pem)"
+#WILDCARDS_ENABLED=1
+#SECRET_WILDCARD_CERT_VERSION=v1
+#SECRET_WILDCARD_KEY_VERSION=v1
+#COMPOSE_FILE="$COMPOSE_FILE:compose.wildcard.yml"
+
+#####################################################################
+# Authentication                                                    #
 #####################################################################
 
 ## Enable Keycloak
@@ -57,12 +70,19 @@ COMPOSE_FILE="compose.yml"
 #KEYCLOAK_MIDDLEWARE_2_ENABLED=1
 #KEYCLOAK_TFA_SERVICE_2=traefik-forward-auth_app
 
+## BASIC_AUTH
+## Use httpasswd to generate the secret
+#COMPOSE_FILE="$COMPOSE_FILE:compose.basicauth.yml"
+#BASIC_AUTH=1
+#SECRET_USERSFILE_VERSION=v1
+
 #####################################################################
 # Prometheus metrics                                                #
 #####################################################################
 
 ## Enable prometheus metrics collection
 ## used used by the coop-cloud monitoring stack
+#COMPOSE_FILE="$COMPOSE_FILE:compose.metrics.yml"
 #METRICS_ENABLED=1
 
 #####################################################################
@@ -111,8 +131,7 @@ COMPOSE_FILE="compose.yml"
 #COMPOSE_FILE="$COMPOSE_FILE:compose.matrix.yml"
 #MATRIX_FEDERATION_ENABLED=1
 
-## BASIC_AUTH
-## Use httpasswd to generate the secret
-#COMPOSE_FILE="$COMPOSE_FILE:compose.basicauth.yml"
-#BASIC_AUTH=1
-#SECRET_USERSFILE_VERSION=v1
+## "Web alt", an alternative web port
+# NOTE(3wc): as of 2024-04-01 only the `icecast` recipe uses this
+#COMPOSE_FILE="$COMPOSE_FILE:compose.web-alt.yml"
+#WEB_ALT_ENABLED=1

abra.sh

@@ -1,3 +1,3 @@
-export TRAEFIK_YML_VERSION=v16
-export FILE_PROVIDER_YML_VERSION=v7
+export TRAEFIK_YML_VERSION=v20
+export FILE_PROVIDER_YML_VERSION=v10
 export ENTRYPOINT_VERSION=v2

compose.errors.yml

@@ -0,0 +1,29 @@
+---
+version: "3.8"
+
+services:
+  app:
+    environment:
+      - "CUSTOM_ERRORS=1"
+    volumes:
+      - "traefik-plugins:/plugins-local/"
+  errors:
+    image: "tarampampam/error-pages:2.27.0"
+    networks:
+      - proxy
+    deploy:
+      labels:
+          - "traefik.enable=true"
+          # use as "fallback" for any non-registered services (with priority below normal)
+          - "traefik.http.routers.${STACK_NAME}-error.rule=HostRegexp(`{host:.+}`)"
+          - "traefik.http.routers.${STACK_NAME}-error.priority=10"
+          - "traefik.http.routers.${STACK_NAME}-error.entrypoints=web-secure"
+          - "traefik.http.routers.${STACK_NAME}-error.tls.certresolver=${LETS_ENCRYPT_ENV}"
+          - "traefik.http.services.${STACK_NAME}-error.loadbalancer.server.port=8080"
+          # "errors" middleware settings
+          - "traefik.http.middlewares.${STACK_NAME}-error.errors.status=400-599"
+          - "traefik.http.middlewares.${STACK_NAME}-error.errors.service=${STACK_NAME}-error"
+          - "traefik.http.middlewares.${STACK_NAME}-error.errors.query=/{status}.html"
+
+volumes:
+  traefik-plugins:

compose.metrics.yml

@@ -0,0 +1,9 @@
+version: "3.8"
+services:
+  app:
+    environment:
+      - METRICS_ENABLED
+    ports:
+      - target: 8082
+        published: 8082
+        mode: host

compose.web-alt.yml

@@ -0,0 +1,7 @@
+version: "3.8"
+services:
+  app:
+    environment:
+      - WEB_ALT_ENABLED
+    ports:
+      - "8000:8000"

compose.wildcard.yml

@@ -0,0 +1,16 @@
+---
+version: "3.8"
+
+services:
+  app:
+    secrets:
+      - ssl_cert
+      - ssl_key
+
+secrets:
+  ssl_cert:
+    name: ${STACK_NAME}_ssl_cert_${SECRET_WILDCARD_CERT_VERSION}
+    external: true
+  ssl_key:
+    name: ${STACK_NAME}_ssl_key_${SECRET_WILDCARD_KEY_VERSION}
+    external: true

compose.yml

@@ -3,7 +3,7 @@ version: "3.8"
 
 services:
   app:
-    image: "traefik:v2.10.1"
+    image: "traefik:v2.11.0"
     # Note(decentral1se): *please do not* add any additional ports here.
     # Doing so could break new installs with port conflicts. Please use
     # the usual `compose.$app.yml` approach for any additional ports
@@ -47,7 +47,7 @@ services:
         - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
         - "traefik.http.routers.${STACK_NAME}.service=api@internal"
         - "traefik.http.routers.${STACK_NAME}.middlewares=security@file"
-        - "coop-cloud.${STACK_NAME}.version=2.2.0+v2.10.2"
+        - "coop-cloud.${STACK_NAME}.version=2.6.0+v2.11.0"
         - "coop-cloud.${STACK_NAME}.timeout=${TIMEOUT:-120}"
 
 networks:

file-provider.yml.tmpl

@@ -1,6 +1,19 @@
 ---
+
 http:
   middlewares:
+    {{ if eq (env "CUSTOM_ERRORS") "1" }}
+    error:
+      plugin:
+        traefik-error-page:
+          debug: "true"
+          contentsOnly: "false"
+          contentsOnlyMatch: "Bad Gateway"
+          query: /{status}.html
+          service: http://{{ env "STACK_NAME" }}_errors:8080
+          status:
+            - 502
+    {{ end }}
     {{ if eq (env "KEYCLOAK_MIDDLEWARE_ENABLED") "1" }}
     keycloak:
       forwardAuth:
@@ -25,7 +38,6 @@ http:
     security:
       headers:
         frameDeny: true
-        sslRedirect: true
         browserXssFilter: true
         contentTypeNosniff: true
         stsIncludeSubdomains: true
@@ -45,3 +57,8 @@ tls:
         - CurveP521
         - CurveP384
       sniStrict: true
+  {{ if eq (env "WILDCARDS_ENABLED") "1" }}
+  certificates:
+    - certFile: /run/secrets/ssl_cert
+      keyFile: /run/secrets/ssl_key
+  {{ end }}

traefik.yml.tmpl

@@ -24,10 +24,6 @@ api:
 entrypoints:
   web:
     address: ":80"
-    http:
-      redirections:
-        entryPoint:
-          to: web-secure
   web-secure:
     address: ":443"
   {{ if eq (env "GITEA_SSH_ENABLED") "1" }}
@@ -46,6 +42,10 @@ entrypoints:
   peertube-rtmp:
     address: ":1935"
   {{ end }}
+  {{ if eq (env "WEB_ALT_ENABLED") "1" }}
+  web-alt:
+    address: ":8000"
+  {{ end }}
   {{ if eq (env "SSB_MUXRPC_ENABLED") "1" }}
   ssb-muxrpc:
     address: ":8008"
@@ -67,6 +67,9 @@ entrypoints:
   {{ if eq (env "METRICS_ENABLED") "1" }}
   metrics:
     address: ":8082"
+    http:
+      middlewares:
+        - basicauth@file
   {{ end }}
   {{ if eq (env "MATRIX_FEDERATION_ENABLED") "1" }}
   matrix-federation:
@@ -80,6 +83,8 @@ ping:
 metrics:
   prometheus:
     entryPoint: metrics
+    addRoutersLabels: true
+    addServicesLabels: true
 {{ end }}
 
 certificatesResolvers:
@@ -110,3 +115,10 @@ certificatesResolvers:
           - "1.1.1.1:53"
           - "9.9.9.9:53"
       {{ end }}
+
+{{ if eq (env "CUSTOM_ERRORS") "1" }}
+experimental:
+  localplugins:
+    traefik-error-page:
+      moduleName: "github.com/3-w-c/traefik-error-page"
+{{ end }}