WIP: kerberos

hosts/bekkalokk/configuration.nix

@@ -5,12 +5,13 @@
 
     ../../base.nix
     ../../misc/metrics-exporters.nix
+    ../../modules/kerberos_auth.nix
 
     #./services/keycloak.nix
 
     # TODO: set up authentication for the following:
     # ./services/website.nix
-    ./services/nginx
+    ./services/nginx.nix
     ./services/gitea/default.nix
     ./services/webmail
     # ./services/mediawiki.nix

hosts/bekkalokk/services/nginx.nix

@@ -1,9 +1,5 @@
 { pkgs, config, ... }:
 {
-  imports = [
-    ./ingress.nix
-  ];
-
   security.acme = {
     acceptTerms = true;
     defaults.email = "drift@pvv.ntnu.no";

hosts/bekkalokk/services/nginx/ingress.nix

@@ -1,55 +0,0 @@
-{ config, lib, ... }:
-{
-  services.nginx.virtualHosts = {
-    "www2.pvv.ntnu.no" = {
-      serverAliases = [ "www2.pvv.org" "pvv.ntnu.no" "pvv.org" ];
-      addSSL = true;
-      enableACME = true;
-
-      locations = {
-        # Proxy home directories
-        "/~" = {
-          extraConfig = ''
-            proxy_redirect off;
-            proxy_pass https://tom.pvv.ntnu.no;
-            proxy_set_header Host $host;
-            proxy_set_header X-Real-IP $remote_addr;
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-            proxy_set_header X-Forwarded-Proto $scheme;
-          '';
-        };
-
-        # Redirect old wiki entries
-        "/disk".return = "301 https://www.pvv.ntnu.no/pvv/Diskkjøp";
-        "/dok/boker.php".return = "301 https://www.pvv.ntnu.no/pvv/Bokhyllen";
-        "/styret/lover/".return = "301 https://www.pvv.ntnu.no/pvv/Lover";
-        "/styret/".return = "301 https://www.pvv.ntnu.no/pvv/Styret";
-        "/info/".return = "301 https://www.pvv.ntnu.no/pvv/";
-        "/info/maskinpark/".return = "301 https://www.pvv.ntnu.no/pvv/Maskiner";
-        "/medlemssider/meldinn.php".return = "301 https://www.pvv.ntnu.no/pvv/Medlemskontingent";
-        "/diverse/medlems-sider.php".return = "301 https://www.pvv.ntnu.no/pvv/Medlemssider";
-        "/cert/".return = "301 https://www.pvv.ntnu.no/pvv/CERT";
-        "/drift".return = "301 https://www.pvv.ntnu.no/pvv/Drift";
-        "/diverse/abuse.php".return = "301 https://www.pvv.ntnu.no/pvv/CERT/Abuse";
-        "/nerds/".return = "301 https://www.pvv.ntnu.no/pvv/Nerdepizza";
-
-        # TODO: Redirect webmail
-        "/webmail".return = "301 https://webmail.pvv.ntnu.no/squirrelmail";
-
-        # Redirect everything else to the main website
-        "/".return = "301 https://www.pvv.ntnu.no$request_uri";
-
-        # Proxy the matrix well-known files
-        # Host has be set before proxy_pass
-        # The header must be set so nginx on the other side routes it to the right place
-        "/.well-known/matrix/" = {
-          extraConfig = ''
-            proxy_set_header Host matrix.pvv.ntnu.no;
-            proxy_pass https://matrix.pvv.ntnu.no/.well-known/matrix/;
-          '';
-        };
-      };
-    };
-  };
-}
-

modules/kerberos_auth.nix

@@ -0,0 +1,25 @@
+{ pkgs, lib, ... }:
+{
+  environment.systemPackages = with pkgs; [
+    heimdal
+  ];
+
+  security.pam.krb5.enable = true;
+
+  environment.etc."krb5.conf".text = ''
+    [libdefaults]
+      default_realm = PVV.NTNU.NO
+      dns_lookup_realm = yes
+      dns_lookup_kdc = yes
+
+    [appdefaults]
+      pam = {
+        ignore_k5login = yes
+      }
+
+    [realms]
+      PVV.NTNU.NO = {
+        admin_server = kdc.pvv.ntnu.no
+      }
+  '';
+}

users/jonmro.nix

@@ -3,7 +3,7 @@
 {
   users.users.jonmro = {
     isNormalUser = true;
-    extraGroups = [ "wheel" "drift" "nix-builder-users" ]; 
+    extraGroups = [ "wheel" ]; 
     shell = pkgs.zsh;
     openssh.authorizedKeys.keys = [
       "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEm5PfYmfl/0fnAP/3coVlvTw3/TYNLT6r/NwJHZbLAK jonrodtang@gmail.com"