Bump src/code.cloudfoundry.org/gorouter

Bump
  Shash Reddy:
     Merge branch 'forwarded-for-proxy-config' of https://github.com/alphagov/paas-gorouter into alphagov-forwarded-for-proxy-config
  Timothy Mower:
     Allow forcing X-Forwarded-Proto Header

Author: shash

jobs/gorouter/spec

@@ -109,6 +109,10 @@ properties:
     description: "Enables support for the popular PROXY protocol, allowing downstream load balancers that do not support HTTP to pass along client information."
     default: false
 
+  router.force_forwarded_proto_https:
+    description: "Enables setting X-Forwarded-Proto header if SSL termination happened upstream and incorrectly set the header value. When this property is set to true gorouter sets the header X-Forwarded-Proto to https. When this value set to false, gorouter set the header X-Forwarded-Proto to the protocol of the incoming request"
+    default: false
+
   router.tracing.enable_zipkin:
     description: "Enables the addition of the X-B3-Trace-Id header to incoming requests. If the header already exists on the incoming request, it will not be overwritten."
     default: false

jobs/gorouter/templates/gorouter.yml.erb

@@ -83,5 +83,5 @@ token_fetcher_max_retries: 3
 token_fetcher_retry_interval: 5s
 token_fetcher_expiration_buffer_time: 30
 enable_proxy: <%= p("router.enable_proxy") %>
-
+force_forwarded_proto_https: <%= p("router.force_forwarded_proto_https") %>
 pid_file: /var/vcap/sys/run/gorouter/gorouter.pid