Add Let's Encrypt HTTP Challenge

examples/cluster/docker-compose.yml

@@ -136,11 +136,13 @@ services:
       expose:
         - "443"
         - "5001"
+        - "5002"
       ports:
         - "80:80"
         - "8080:8080"
         - "443:443"
         - "5001:443" # Needed for SNI challenge
+        - "5002:80" # Needed for HTTP challenge
       networks:
         net:
           ipv4_address: 10.0.1.8
@@ -157,6 +159,7 @@ services:
       expose:
         - "443"
         - "5001"
+        - "5002"
       ports:
         - "88:80"
         - "8888:8080"

examples/cluster/traefik.toml.tmpl

@@ -15,6 +15,8 @@ storage = "traefik/acme/account"
 entryPoint = "https"
 OnHostRule = true
 caServer = "http://traefik.boulder.com:4000/directory"
+[acme.httpChallenge]
+entryPoint="http"
 
 
 [web]