Support path routes with port number in Host header

Fixes #8471.

Author: elyscape

images/router/haproxy/conf/haproxy-config.template

@@ -254,6 +254,7 @@ backend be_secure_{{$cfgIdx}}
 {{     range $idx, $cfg := $serviceUnit.ServiceAliasConfigs }}
 {{       if and (ne $cfg.Host "") (eq $cfg.TLSTermination "")}}
 {{$cfg.Host}}{{$cfg.Path}} {{$idx}}
+{{$cfg.Host}}{{env "ROUTER_SERVICE_HTTP_PORT" "80"}}{{$cfg.Path}} {{$idx}}
 {{       end }}
 {{     end }}
 {{   end }}
@@ -268,6 +269,7 @@ backend be_secure_{{$cfgIdx}}
 {{     range $idx, $cfg := $serviceUnit.ServiceAliasConfigs }}
 {{       if and (ne $cfg.Host "") (eq $cfg.TLSTermination "edge")}}
 {{$cfg.Host}}{{$cfg.Path}} {{$idx}}
+{{$cfg.Host}}{{env "ROUTER_SERVICE_HTTPS_PORT" "443"}}{{$cfg.Path}} {{$idx}}
 {{       end }}
 {{     end }}
 {{   end }}
@@ -283,6 +285,7 @@ backend be_secure_{{$cfgIdx}}
 {{     range $idx, $cfg := $serviceUnit.ServiceAliasConfigs }}
 {{       if and (ne $cfg.Host "") (and (eq $cfg.TLSTermination "edge") (eq $cfg.InsecureEdgeTerminationPolicy "Allow"))}}
 {{$cfg.Host}}{{$cfg.Path}} {{$idx}}
+{{$cfg.Host}}{{env "ROUTER_SERVICE_HTTP_PORT" "80"}}{{$cfg.Path}} {{$idx}}
 {{       end }}
 {{     end }}
 {{   end }}
@@ -298,6 +301,7 @@ backend be_secure_{{$cfgIdx}}
 {{     range $idx, $cfg := $serviceUnit.ServiceAliasConfigs }}
 {{       if and (ne $cfg.Host "") (and (eq $cfg.TLSTermination "edge") (eq $cfg.InsecureEdgeTerminationPolicy "Redirect"))}}
 {{$cfg.Host}}{{$cfg.Path}} {{$idx}}
+{{$cfg.Host}}{{env "ROUTER_SERVICE_HTTP_PORT" "80"}}{{$cfg.Path}} {{$idx}}
 {{       end }}
 {{     end }}
 {{   end }}
@@ -342,6 +346,7 @@ backend be_secure_{{$cfgIdx}}
 {{     range $idx, $cfg := $serviceUnit.ServiceAliasConfigs }}
 {{       if and (ne $cfg.Host "") (eq $cfg.TLSTermination "reencrypt") }}
 {{$cfg.Host}}{{$cfg.Path}} {{$idx}}
+{{$cfg.Host}}{{env "ROUTER_SERVICE_HTTPS_PORT" "443"}}{{$cfg.Path}} {{$idx}}
 {{       end }}
 {{     end }}
 {{   end }}