Refactor the redirects of nginx inside a template

Production/nginx.tmpl

@@ -21,6 +21,72 @@
 	
 {{ end }}
 
+{{ define "redirects" }}
+	{{ if eq $.HostName "btcpay" }}
+	{{ range $container := $.Containers }}
+		{{ $serviceName := (index $container.Labels "com.docker.compose.service") }}
+		{{ if (eq $serviceName "lnd_bitcoin") }}
+	location /lnrpc.Lightning {
+		grpc_pass grpcs://lnd_bitcoin:10009;
+	}
+	location /lnd-rest/btc/ {
+		rewrite ^/lnd-rest/btc/(.*) /$1 break;
+		proxy_pass http://lnd_bitcoin:8080/;
+	}
+		{{ end }}
+		{{ if (eq $serviceName "lnd_bitcoin_rtl") }}
+	location /rtl/ {
+		proxy_pass http://lnd_bitcoin_rtl:3000/rtl/;
+	}
+		{{ end }}
+		{{ if (eq $serviceName "btcqbo") }}
+	location /btcqbo/ {
+		proxy_pass http://btcqbo:8001;
+		proxy_redirect off;
+		proxy_set_header Host $host;
+		proxy_set_header X-Real-IP $remote_addr;
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+	}
+		{{ end }}
+		{{ if (eq $serviceName "clightning_bitcoin_spark") }}
+	location /spark/btc/ {
+		proxy_pass http://clightning_bitcoin_spark:9737/;
+	}
+		{{ end }}
+		{{ if (eq $serviceName "clightning_bitcoin_charge") }}
+	location /lightning-charge/btc/ {
+		proxy_pass http://clightning_bitcoin_charge:9112/;
+	}
+		{{ end }}
+		{{ if (eq $serviceName "clightning_groestlcoin_spark") }}
+	location /spark/grs/ {
+		proxy_pass http://clightning_groestlcoin_spark:9739/;
+	}
+		{{ end }}
+		{{ if (eq $serviceName "clightning_groestlcoin_charge") }}
+	location /lightning-charge/grs/ {
+		proxy_pass http://clightning_groestlcoin_charge:9112/;
+	}
+		{{ end }}
+	{{ end }}
+	{{ end }}
+
+	{{ if eq $.HostName "librepatron" }}
+	{{ range $container := $.Containers }}
+		{{ $serviceName := (index $container.Labels "com.docker.compose.service") }}
+		{{ if (eq $serviceName "isso") }}
+	location /isso {
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+		proxy_set_header X-Script-Name /isso;
+		proxy_set_header Host $host;
+		proxy_set_header X-Forwarded-Proto $scheme;
+		proxy_pass http://isso:8080;
+	}
+		{{ end }}
+	{{ end }}
+	{{ end }}
+{{ end }}
+
 # If we receive X-Forwarded-Proto, pass it through; otherwise, pass along the
 # scheme used to connect to this server
 map $http_x_forwarded_proto $proxy_x_forwarded_proto {
@@ -297,73 +363,8 @@ server {
 		{{ else if (exists "/etc/nginx/vhost.d/default_location") }}
 		include /etc/nginx/vhost.d/default_location;
 		{{ end }}
-	} 
-
-	{{ if eq $host_name "btcpay" }}
-	{{ range $container := $ }}
-		{{ $serviceName := (index $container.Labels "com.docker.compose.service") }}
-		{{ if (eq $serviceName "lnd_bitcoin") }}
-	location /lnrpc.Lightning {
-		grpc_pass grpcs://lnd_bitcoin:10009;
-	}
-	location /lnd-rest/btc/ {
-		rewrite ^/lnd-rest/btc/(.*) /$1 break;
-		proxy_pass http://lnd_bitcoin:8080/;
-	}
-		{{ end }}
-		{{ if (eq $serviceName "lnd_bitcoin_rtl") }}
-	location /rtl/ {
-		proxy_pass http://lnd_bitcoin_rtl:3000/rtl/;
-	}
-		{{ end }}
-		{{ if (eq $serviceName "btcqbo") }}
-	location /btcqbo/ {
-		proxy_pass http://btcqbo:8001;
-		proxy_redirect off;
-		proxy_set_header Host $host;
-		proxy_set_header X-Real-IP $remote_addr;
-		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 	}
-		{{ end }}
-		{{ if (eq $serviceName "clightning_bitcoin_spark") }}
-	location /spark/btc/ {
-		proxy_pass http://clightning_bitcoin_spark:9737/;
-	}
-		{{ end }}
-		{{ if (eq $serviceName "clightning_bitcoin_charge") }}
-	location /lightning-charge/btc/ {
-		proxy_pass http://clightning_bitcoin_charge:9112/;
-	}
-		{{ end }}
-		{{ if (eq $serviceName "clightning_groestlcoin_spark") }}
-	location /spark/grs/ {
-		proxy_pass http://clightning_groestlcoin_spark:9739/;
-	}
-		{{ end }}	
-		{{ if (eq $serviceName "clightning_groestlcoin_charge") }}
-	location /lightning-charge/grs/ {
-		proxy_pass http://clightning_groestlcoin_charge:9112/;
-	}
-		{{ end }}
-		
-		
-	{{ end }}
-	{{ end }}
-
-	{{ if eq $host_name "librepatron" }}
-	{{ range $container := $ }}
-		{{ $serviceName := (index $container.Labels "com.docker.compose.service") }}
-		{{ if (eq $serviceName "isso") }}
-	location /isso {
-		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-		proxy_set_header X-Script-Name /isso;
-		proxy_set_header Host $host;
-		proxy_set_header X-Forwarded-Proto $scheme;
-		proxy_pass http://isso:8080;
-	}
-		{{ end }}
-	{{ end }}
-	{{ end }}
+	{{ template "redirects" (dict "HostName" $host_name "Containers" $) }}
 }
 
 {{ end }}