meow

containers/server-n0/nginx.nix

@@ -7,7 +7,7 @@
   ...
 }:
 let
-  inherit (dsl) mkContainer;
+  inherit (dsl) mkContainer collectContainers;
   inherit (hostInfo.paths) data;
 
   mkNginxConfig =
@@ -40,9 +40,6 @@ let
           defaultLoc = lib.optionalAttrs (upstream != null) {
             "/" = {
               proxyWebsockets = websockets;
-              # avoid startup error when containers aren't registered yet
-              # proxyPass is left unset for that reason, so recommendedProxySettings
-              # won't auto-include its headers here - set them manually to match
               extraConfig = ''
                 set $backend "${upstream.container.name}:${toString upstream.port}";
                 proxy_pass http://$backend;
@@ -157,49 +154,45 @@ let
 
   up = container: port: { inherit container port; };
 
-  nginxSetup =
-    hostAddr:
-    mkNginxConfig {
-      email = "floweydev@gmail.com";
-      resolver = hostAddr;
-      vhosts = [
-        {
-          domain = "devenv.floweytf.com";
-          upstream = up containers.devenv 8080;
-        }
-        {
-          domain = "maven.floweytf.com";
-          upstream = up containers.maven 8080;
-        }
-        {
-          domain = "git.floweytf.com";
-          upstream = up containers.git 3000;
-        }
-        {
-          domain = "utils.floweytf.com";
-          redirect = false;
-          listenHttp = true;
-          extraLocations = {
-            "/static/" = {
-              alias = "/usr/share/nginx/static/";
-              extraConfig = "autoindex on;";
-            };
-          };
-        }
-        {
-          # no upstream, vhost only exists for certs
-          domain = "mail.floweytf.com";
-        }
-      ];
-    };
+  discovered = collectContainers "nginx" containers;
+
+  discoveredVhosts = map (
+    { container, data }:
+    { inherit (data) domain; }
+    // lib.optionalAttrs (data ? port) { upstream = up container data.port; }
+    // lib.optionalAttrs (data ? websockets) { inherit (data) websockets; }
+    // lib.optionalAttrs (data ? redirect) { inherit (data) redirect; }
+    // lib.optionalAttrs (data ? listenHttp) { inherit (data) listenHttp; }
+    // lib.optionalAttrs (data ? extraLocations) { inherit (data) extraLocations; }
+  ) discovered;
+
+  extraVhosts = [
+    {
+      domain = "utils.floweytf.com";
+      redirect = false;
+      listenHttp = true;
+      extraLocations = {
+        "/static/" = {
+          alias = "/usr/share/nginx/static/";
+          extraConfig = "autoindex on;";
+        };
+      };
+    }
+  ];
+
+  upstreamContainers = map (e: e.container) (lib.filter ({ data, ... }: data ? port) discovered);
 in
 let
-  setup = nginxSetup hostAddr;
+  setup = mkNginxConfig {
+    email = "floweydev@gmail.com";
+    resolver = hostAddr;
+    vhosts = discoveredVhosts ++ extraVhosts;
+  };
   c = mkContainer {
     inherit name;
     net.access = setup.access ++ [ { to = "@internet"; } ];
     svc.autoStart = true;
-    svc.depends = lib.attrVals [ "devenv" "maven" "git" ] containers;
+    svc.depends = upstreamContainers;
     net.forward.tcp = [
       80
       443