diff options
Diffstat (limited to 'nixpkgs/pkgs/os-specific/linux/rfkill/udev.nix')
-rw-r--r-- | nixpkgs/pkgs/os-specific/linux/rfkill/udev.nix | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/os-specific/linux/rfkill/udev.nix b/nixpkgs/pkgs/os-specific/linux/rfkill/udev.nix new file mode 100644 index 000000000000..e1a14a80162c --- /dev/null +++ b/nixpkgs/pkgs/os-specific/linux/rfkill/udev.nix @@ -0,0 +1,56 @@ +{ lib, stdenv, substituteAll }: + +# Provides a facility to hook into rfkill changes. +# +# Exemplary usage: +# +# Add this package to udev.packages, e.g.: +# udev.packages = [ pkgs.rfkill_udev ]; +# +# Add a hook script in the managed etc directory, e.g.: +# etc."rfkill.hook" = { +# mode = "0755"; +# text = '' +# #!${pkgs.runtimeShell} +# +# if [ "$RFKILL_STATE" -eq "1" ]; then +# exec ${config.system.build.upstart}/sbin/initctl emit -n antenna-on +# else +# exec ${config.system.build.upstart}/sbin/initctl emit -n antenna-off +# fi +# ''; +# } + +# Note: this package does not need the binaries +# in the rfkill package. + +let + rfkillHook = + substituteAll { + inherit (stdenv) shell; + isExecutable = true; + src = ./rfkill-hook.sh; + }; +in stdenv.mkDerivation { + name = "rfkill-udev"; + + dontUnpack = true; + dontBuild = true; + + installPhase = '' + mkdir -p "$out/etc/udev/rules.d/"; + cat > "$out/etc/udev/rules.d/90-rfkill.rules" << EOF + SUBSYSTEM=="rfkill", ATTR{type}=="wlan", RUN+="$out/bin/rfkill-hook.sh" + EOF + + mkdir -p "$out/bin/"; + cp ${rfkillHook} "$out/bin/rfkill-hook.sh" + ''; + + meta = with lib; { + homepage = "http://wireless.kernel.org/en/users/Documentation/rfkill"; + description = "Rules+hook for udev to catch rfkill state changes"; + platforms = platforms.linux; + license = licenses.mit; + }; +} |