docker-slim: init at 1.26.1

Co-authored-by: Mario Rodas <marsam@users.noreply.github.com>
Co-authored-by: Oleksii Filonenko <brightone@protonmail.com>

pkgs/build-support/docker-slim/default.nix

@@ -0,0 +1,67 @@
+{ stdenv
+, buildGoPackage
+, fetchFromGitHub
+, makeWrapper
+}:
+
+let
+
+  version = "1.26.1";
+  rev = "2ec04e169b12a87c5286aa09ef44eac1cea2c7a1";
+
+in buildGoPackage rec {
+  pname = "docker-slim";
+  inherit version;
+
+  goPackagePath = "github.com/docker-slim/docker-slim";
+
+  src = fetchFromGitHub {
+    owner = "docker-slim";
+    repo = "docker-slim";
+    inherit rev;
+    # fetchzip yields a different hash on Darwin because `use-case-hack`
+    sha256 =
+      if stdenv.isDarwin
+      then "0j72rn6qap78qparrnslxm3yv83mzy1yc7ha0crb4frwkzmspyvf"
+      else "01bjb14z7yblm7qdqrx1j2pw5x5da7a6np4rkzay931gly739gbh";
+  };
+
+  subPackages = [ "cmd/docker-slim" "cmd/docker-slim-sensor" ];
+
+  nativeBuildInputs = [
+    makeWrapper
+  ];
+
+  # docker-slim vendorized logrus files in different directories, which
+  # conflicts on case-sensitive filesystems
+  preBuild = stdenv.lib.optionalString stdenv.isLinux ''
+    mv go/src/${goPackagePath}/vendor/github.com/Sirupsen/logrus/* \
+      go/src/${goPackagePath}/vendor/github.com/sirupsen/logrus/
+  '';
+
+  buildFlagsArray =
+    let
+      ldflags = "-ldflags=-s -w " +
+                "-X ${goPackagePath}/pkg/version.appVersionTag=${version} " +
+                "-X ${goPackagePath}/pkg/version.appVersionRev=${rev}";
+    in
+      [ ldflags ];
+
+  # docker-slim tries to create its state dir next to the binary (inside the nix
+  # store), so we set it to use the working directory at the time of invocation
+  postInstall = ''
+    wrapProgram "$bin/bin/docker-slim" --add-flags '--state-path "$(pwd)"'
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Minify and secure Docker containers";
+    homepage = "https://dockersl.im/";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ filalex77 marsam mbrgm ];
+    # internal/app/sensor/monitors/ptrace/monitor.go:151:16: undefined:
+    #     system.CallNumber
+    # internal/app/sensor/monitors/ptrace/monitor.go:161:15: undefined:
+    #     system.CallReturnValue
+    badPlatforms = [ "aarch64-linux" ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -201,6 +201,8 @@ in
 
   docker-ls = callPackage ../tools/misc/docker-ls { };
 
+  docker-slim = callPackage ../build-support/docker-slim { };
+
   docker-sync = callPackage ../tools/misc/docker-sync { };
 
   docui = callPackage ../tools/misc/docui { };