steamcmd: init at 20180104

pkgs/games/steam/default.nix

@@ -19,6 +19,7 @@ let
         then pkgs.pkgsi686Linux.steamPackages.steam-runtime-wrapped
         else null;
     };
+    steamcmd = callPackage ./steamcmd.nix { };
   };
 
 in self

pkgs/games/steam/steamcmd.nix

@@ -0,0 +1,46 @@
+{ stdenv, fetchurl, steam-run, bash
+, steamRoot ? "~/.local/share/Steam"
+}:
+
+stdenv.mkDerivation rec {
+  name = "steamcmd-${version}";
+  version = "20180104"; # According to steamcmd_linux.tar.gz mtime
+
+  src = fetchurl {
+    url = https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz;
+    sha256 = "0z0y0zqvhydmfc9y9vg5am0vz7m3gbj4l2dwlrfz936hpx301gyf";
+  };
+
+  # The source tarball does not have a single top-level directory.
+  preUnpack = ''
+    mkdir $name
+    cd $name
+    sourceRoot=.
+  '';
+
+  buildInputs = [ bash steam-run ];
+
+  dontBuild = true;
+
+  installPhase = ''
+    mkdir -p $out/share/steamcmd/linux32
+    install -Dm755 steamcmd.sh $out/share/steamcmd/steamcmd.sh
+    install -Dm755 linux32/* $out/share/steamcmd/linux32
+
+    mkdir -p $out/bin
+    substitute ${./steamcmd.sh} $out/bin/steamcmd \
+      --subst-var shell \
+      --subst-var out \
+      --subst-var-by steamRoot "${steamRoot}" \
+      --subst-var-by steamRun ${steam-run}
+    chmod 0755 $out/bin/steamcmd
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Steam command-line tools";
+    homepage = "https://developer.valvesoftware.com/wiki/SteamCMD";
+    platforms = platforms.linux;
+    license = licenses.unfreeRedistributable;
+    maintainers = with maintainers; [ tadfisher ];
+  };
+}

pkgs/games/steam/steamcmd.sh

@@ -0,0 +1,24 @@
+#!@bash@/bin/bash -e
+
+# Always run steamcmd in the user's Steam root.
+STEAMROOT=@steamRoot@
+
+# Create a facsimile Steam root if it doesn't exist.
+if [ ! -e "$STEAMROOT" ]; then
+  mkdir -p "$STEAMROOT"/{appcache,config,logs,Steamapps/common}
+  mkdir -p ~/.steam
+  ln -sf "$STEAMROOT" ~/.steam/root
+  ln -sf "$STEAMROOT" ~/.steam/steam
+fi
+
+# Copy the system steamcmd install to the Steam root. If we don't do
+# this, steamcmd assumes the path to `steamcmd` is the Steam root.
+# Note that symlinks don't work here.
+if [ ! -e "$STEAMROOT/steamcmd.sh" ]; then
+  mkdir -p "$STEAMROOT/linux32"
+  # steamcmd.sh will replace these on first use
+  cp @out@/share/steamcmd/steamcmd.sh "$STEAMROOT/."
+  cp @out@/share/steamcmd/linux32/* "$STEAMROOT/linux32/."
+fi
+
+@steamRun@/bin/steam-run "$STEAMROOT/steamcmd.sh" "$@"

pkgs/top-level/all-packages.nix

@@ -20210,6 +20210,8 @@ with pkgs;
     nativeOnly = true;
   }).run;
 
+  steamcmd = steamPackages.steamcmd;
+
   linux-steam-integration = callPackage ../games/linux-steam-integration {
     gtk = pkgs.gtk3;
   };