modules/lan-mouse: add settings and disable by default

Makefile

@@ -36,12 +36,13 @@ define machine_rule
 .PHONY: $(1)
 $(1): ;
 	systemctl --user reset-failed
-	sudo nix run $(NIX_ARGS) .#switch/$(1)
+	sudo nix run $(NIX_ARGS) .#switch/$(1) -- $(BUILD_ARGS)
 endef
 
 define vps_rule
 .PHONY: $(1)
-$(1): ; nix run .#deploy/$(1)
+$(1): ; nix run .#deploy/$(1) -- $(BUILD_ARGS)
+
 endef
 
 $(foreach machine,$(MACHINES),$(eval $(call machine_rule,$(machine))))

hosts/asus-gl553vd/users/jan.nix

@@ -1,5 +1,9 @@
 { ... }:
 
+let
+  asusData = import ../data.secret.nix;
+  homeData = import ../../home/data.secret.nix;
+in
 {
   imports = [ ../../../users/jan ];
 
@@ -11,5 +15,14 @@
     # local.programs.dev-tools.k8s.enable = true;
 
     local.programs.libreoffice.enable = true;
+
+    local.services.lan-mouse.settings = {
+      port = asusData.lan-mouse.port;
+      connections.left = {
+        hostname = "home";
+        ips = [ homeData.addr ];
+        port = homeData.lan-mouse.port;
+      };
+    };
   };
 }

hosts/home/users/jan.nix

@@ -1,5 +1,9 @@
 { pkgs, ... }:
 
+let
+  homeData = import ../data.secret.nix;
+  asusData = import ../../asus-gl553vd/data.secret.nix;
+in
 {
   imports = [ ../../../users/jan ];
 
@@ -8,6 +12,15 @@
       xmonad.projects = import ./xmonad-projects.secret.nix;
     };
 
+    local.services.lan-mouse.settings = {
+      port = homeData.lan-mouse.port;
+      connections.left = {
+        hostname = "asus";
+        ips = [ asusData.addr ];
+        port = asusData.lan-mouse.port;
+      };
+    };
+
     local.programs.editors.arduino-ide.enable = true;
 
     local.programs.dev-tools.k8s.enable = true;

modules/home-manager/services/lan-mouse/default.nix

@@ -3,24 +3,88 @@
 let
   cfg = config.local.services.lan-mouse;
 
+  connectionSettings = with lib; (types.submodule {
+    options = {
+      hostname = mkOption {
+        type = types.str;
+        default = "";
+      };
+      ips = mkOption {
+        type = types.listOf types.str;
+        default = [ ];
+      };
+      port = mkOption {
+        type = types.int;
+        default = 4242;
+      };
+      activateOnStartup = mkOption {
+        type = types.bool;
+        default = false;
+      };
+    };
+  });
+
+  inherit (builtins) concatStringsSep;
+
   # See: https://github.com/feschber/lan-mouse/blob/main/src/config.rs#L79
-  lanMouseConfig = pkgs.writeText "config.toml" ''
-    port = ${toString cfg.port}
-  '';
+  lanMouseConfig = pkgs.writeText "config.toml" (
+    let
+      # List[str] -> str
+      listOfStr = l: concatStringsSep "," (map (val: "\"${val}\"") l);
+    in
+    ''
+      port = ${toString cfg.settings.port}
+      frontent = "${cfg.settings.frontend}"
+    ''
+    + lib.optionalString (cfg.settings.releaseBind != [ ]) ''
+      release_bind = [${listOfStr cfg.settings.releaseBind}]
+    ''
+    + (concatStringsSep "\n"
+      (lib.attrValues
+        (lib.mapAttrs
+          (key: value: ''
+            [${key}]
+            ips = [${listOfStr value.ips}]
+            ${lib.optionalString (value.hostname != "") ''
+              hostname = "${value.hostname}"
+            ''}
+            port = ${toString value.port}
+            activate_on_startup = ${if value.activateOnStartup then "true" else "false"}
+          ''
+          )
+          cfg.settings.connections
+        )
+      )
+    )
+  );
 in
 {
   options.local.services.lan-mouse = with lib; {
     enable = mkEnableOption "lan-mouse";
-    port = mkOption {
-      type = types.int;
-      default = 4242;
+    settings = {
+      releaseBind = mkOption {
+        type = types.listOf types.str;
+        default = [ ];
+      };
+      frontend = mkOption {
+        type = types.enum [ "cli" "gtk" ];
+        default = "gtk";
+      };
+      port = mkOption {
+        type = types.int;
+        default = 4242;
+      };
+      connections = mkOption {
+        type = types.attrsOf connectionSettings;
+        default = { };
+      };
     };
   };
 
   config = lib.mkIf cfg.enable {
     programs.lan-mouse = {
       enable = true;
-      systemd = true;
+      # systemd = true;
       package = pkgs.unstable.lan-mouse;
     };
 

users/jan/default.nix

@@ -35,7 +35,7 @@
 
   networking.firewall.allowedUDPPorts =
     let lanMouseCfg = config.home-manager.users.jan.local.services.lan-mouse;
-    in lib.optional lanMouseCfg.enable lanMouseCfg.port;
+    in lib.optional lanMouseCfg.enable lanMouseCfg.settings.port;
 
   home-manager.users.jan = {
     imports = [
@@ -112,8 +112,13 @@
     local.services.wired.enable = lib.mkDefault true;
 
     local.services.lan-mouse = {
-      enable = lib.mkDefault true;
-      port = lib.mkDefault 32000;
+      # x11 input capture not available: not implemented
+      enable = lib.mkDefault false;
+      settings = {
+        # releaseBind = [ "KeyLeftCtrl" "KeyLeftShift" "KeyF1" ];
+        port = lib.mkDefault 32000;
+        frontend = "cli";
+      };
     };
 
     ################################################################################