Merge pull request #164698 from illustris/proxmox-lxc

nixos/modules/virtualisation/proxmox-lxc.nix

@@ -20,6 +20,15 @@ with lib;
         configuration from proxmox.
       '';
     };
+    manageHostName = mkOption {
+      type = types.bool;
+      default = false;
+      description = ''
+        Whether to manage hostname through nix options
+        When false, the hostname is picked up from /etc/hostname
+        populated by proxmox.
+      '';
+    };
   };
 
   config =
@@ -50,6 +59,8 @@ with lib;
         useDHCP = false;
         useHostResolvConf = false;
         useNetworkd = true;
+        # pick up hostname from /etc/hostname generated by proxmox
+        hostName = mkIf (!cfg.manageHostName) (mkForce "");
       };
 
       services.openssh = {