Error pages

Re coop-cloud/organising#115

.env.sample

@@ -60,7 +60,7 @@ COMPOSE_FILE="compose.yml"
 #COMPOSE_FILE="$COMPOSE_FILE:compose.wildcard.yml"
 
 #####################################################################
-# Keycloak log-in                                                   #
+# Authentication                                                    #
 #####################################################################
 
 ## Enable Keycloak
@@ -70,6 +70,12 @@ 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="$COMPOSE_FILE:compose.basicauth.yml"
+#BASIC_AUTH=1
+#SECRET_USERSFILE_VERSION=v1
+
 #####################################################################
 # Prometheus metrics                                                #
 #####################################################################
@@ -125,8 +131,7 @@ COMPOSE_FILE="compose.yml"
 #COMPOSE_FILE="$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=v18
-export FILE_PROVIDER_YML_VERSION=v9
+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.web-alt.yml

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

compose.yml

@@ -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.${STACK_NAME}.version=2.5.0+v2.11.0"
+        - "coop-cloud.${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:
@@ -48,4 +61,4 @@ tls:
   certificates:
     - certFile: /run/secrets/ssl_cert
       keyFile: /run/secrets/ssl_key
-  {{ end }}
+  {{ 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"
@@ -114,4 +114,11 @@ certificatesResolvers:
         resolvers:
           - "1.1.1.1:53"
           - "9.9.9.9:53"
-      {{ end }}
+      {{ end }}
+
+{{ if eq (env "CUSTOM_ERRORS") "1" }}
+experimental:
+  localplugins:
+    traefik-error-page:
+      moduleName: "github.com/3-w-c/traefik-error-page"
+{{ end }}