98 lines
2.5 KiB
Nix
98 lines
2.5 KiB
Nix
{ autoPatchelfHook
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, buildFHSEnv
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, dpkg
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, fetchurl
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, inotify-tools
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, lib
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, stdenvNoCC
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, sysctl
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, writeScript
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}:
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let
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pname = "expressvpn";
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clientVersion = "3.52.0";
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clientBuild = "2";
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version = lib.strings.concatStringsSep "." [ clientVersion clientBuild ];
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expressvpnBase = stdenvNoCC.mkDerivation {
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inherit pname version;
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src = fetchurl {
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url = "https://www.expressvpn.works/clients/linux/expressvpn_${version}-1_amd64.deb";
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hash = "sha256-cDZ9R+MA3FXEto518bH4/c1X4W9XxgTvXns7zisylew=";
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};
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nativeBuildInputs = [ dpkg autoPatchelfHook ];
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dontConfigure = true;
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dontBuild = true;
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unpackPhase = ''
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runHook preUnpack
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dpkg --fsys-tarfile $src | tar --extract
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runHook postUnpack
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'';
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installPhase = ''
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runHook preInstall
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mv usr/ $out/
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runHook postInstall
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'';
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};
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expressvpndFHS = buildFHSEnv {
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name = "expressvpnd";
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# When connected, it directly creates/deletes resolv.conf to change the DNS entries.
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# Since it's running in an FHS environment, it has no effect on actual resolv.conf.
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# Hence, place a watcher that updates host resolv.conf when FHS resolv.conf changes.
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runScript = writeScript "${pname}-wrapper" ''
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cp /host/etc/resolv.conf /etc/resolv.conf;
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while inotifywait /etc 2>/dev/null;
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do
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cp /etc/resolv.conf /host/etc/resolv.conf;
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done &
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expressvpnd --client-version ${clientVersion} --client-build ${clientBuild}
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'';
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# expressvpnd binary has hard-coded the path /sbin/sysctl hence below workaround.
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extraBuildCommands = ''
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chmod +w sbin
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ln -s ${sysctl}/bin/sysctl sbin/sysctl
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'';
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# The expressvpnd binary also uses hard-coded paths to the other binaries and files
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# it ships with, hence the FHS environment.
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targetPkgs = pkgs: with pkgs; [
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expressvpnBase
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inotify-tools
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iproute2
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];
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};
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in
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stdenvNoCC.mkDerivation {
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inherit pname version;
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dontUnpack = true;
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dontConfigure = true;
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dontBuild = true;
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installPhase = ''
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runHook preInstall
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mkdir -p $out/bin $out/share
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ln -s ${expressvpnBase}/bin/expressvpn $out/bin
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ln -s ${expressvpndFHS}/bin/expressvpnd $out/bin
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ln -s ${expressvpnBase}/share/{bash-completion,doc,man} $out/share/
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runHook postInstall
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'';
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meta = with lib; {
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description = "CLI client for ExpressVPN";
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homepage = "https://www.expressvpn.com";
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license = licenses.unfree;
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platforms = [ "x86_64-linux" ];
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maintainers = with maintainers; [ yureien ];
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};
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}
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