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-rw-r--r--nixos/modules/virtualisation/containers.nix14
1 files changed, 14 insertions, 0 deletions
diff --git a/nixos/modules/virtualisation/containers.nix b/nixos/modules/virtualisation/containers.nix
index 7193029d451..88273545c2b 100644
--- a/nixos/modules/virtualisation/containers.nix
+++ b/nixos/modules/virtualisation/containers.nix
@@ -131,6 +131,7 @@ let
         --setenv LOCAL_ADDRESS="$LOCAL_ADDRESS" \
         --setenv HOST_ADDRESS6="$HOST_ADDRESS6" \
         --setenv LOCAL_ADDRESS6="$LOCAL_ADDRESS6" \
+        --setenv HOST_PORT="$HOST_PORT" \
         --setenv PATH="$PATH" \
         ${if cfg.additionalCapabilities != null && cfg.additionalCapabilities != [] then
           ''--capability="${concatStringsSep " " cfg.additionalCapabilities}"'' else ""
@@ -318,6 +319,16 @@ let
       '';
     };
 
+    hostPort = mkOption {
+      type = types.nullOr types.string;
+      default = null;
+      example = "8080";
+      description = ''
+        Allow port forwarding from the host to the container. 
+      '';
+    };
+
+
     hostAddress = mkOption {
       type = types.nullOr types.str;
       default = null;
@@ -654,6 +665,9 @@ in
               ${optionalString (cfg.hostBridge != null) ''
                 HOST_BRIDGE=${cfg.hostBridge}
               ''}
+              ${optionalString (cfg.hostPort != null) ''
+                HOST_PORT=${cfg.hostPort}
+              ''}
               ${optionalString (cfg.hostAddress != null) ''
                 HOST_ADDRESS=${cfg.hostAddress}
               ''}