{ stdenv, lib, fetchFromGitHub, makeWrapper, removeReferencesTo, pkgconfig
, go-md2man, go, containerd, runc, docker-proxy, tini, libtool
, sqlite, iproute, bridge-utils, devicemapper, systemd
, btrfs-progs, iptables, e2fsprogs, xz, utillinux, xfsprogs
, procps, libseccomp
}:

with lib;

rec {
  dockerGen = {
      version, rev, sha256
      , runcRev, runcSha256
      , containerdRev, containerdSha256
      , tiniRev, tiniSha256
    } :
  let
    docker-runc = runc.overrideAttrs (oldAttrs: rec {
      name = "docker-runc";
      src = fetchFromGitHub {
        owner = "docker";
        repo = "runc";
        rev = runcRev;
        sha256 = runcSha256;
      };
      # docker/runc already include these patches / are not applicable
      patches = [];
    });

    docker-containerd = containerd.overrideAttrs (oldAttrs: rec {
      name = "docker-containerd";
      src = fetchFromGitHub {
        owner = "docker";
        repo = "containerd";
        rev = containerdRev;
        sha256 = containerdSha256;
      };

      # This should go into the containerd derivation once 1.0.0 is out
      preBuild = ''
        mkdir $(pwd)/vendor/src
        mv $(pwd)/vendor/{github.com,golang.org,google.golang.org} $(pwd)/vendor/src/
      '' + oldAttrs.preBuild;
    });

    docker-tini = tini.overrideAttrs  (oldAttrs: rec {
      name = "docker-init";
      src = fetchFromGitHub {
        owner = "krallin";
        repo = "tini";
        rev = tiniRev;
        sha256 = tiniSha256;
      };

      # Do not remove static from make files as we want a static binary
      patchPhase = ''
      '';

      NIX_CFLAGS_COMPILE = [
        "-DMINIMAL=ON"
      ];
    });
  in
    stdenv.mkDerivation ((optionalAttrs (stdenv.isLinux) rec {

    inherit docker-runc docker-containerd docker-proxy docker-tini;

    DOCKER_BUILDTAGS = []
      ++ optional (systemd != null) [ "journald" ]
      ++ optional (btrfs-progs == null) "exclude_graphdriver_btrfs"
      ++ optional (devicemapper == null) "exclude_graphdriver_devicemapper"
      ++ optional (libseccomp != null) "seccomp";

   }) // rec {
    inherit version rev;

    name = "docker-${version}";

    src = fetchFromGitHub {
      owner = "docker";
      repo = "docker-ce";
      rev = "v${version}";
      sha256 = sha256;
    };

    # Optimizations break compilation of libseccomp c bindings
    hardeningDisable = [ "fortify" ];

    nativeBuildInputs = [ pkgconfig ];
    buildInputs = [
      makeWrapper removeReferencesTo go-md2man go libtool
    ] ++ optionals (stdenv.isLinux) [
      sqlite devicemapper btrfs-progs systemd libtool libseccomp
    ];

    dontStrip = true;

    buildPhase = (optionalString (stdenv.isLinux) ''
      # build engine
      cd ./components/engine
      export AUTO_GOPATH=1
      export DOCKER_GITCOMMIT="${rev}"
      ./hack/make.sh dynbinary
      cd -
    '') + ''
      # build cli
      cd ./components/cli
      # Mimic AUTO_GOPATH
      mkdir -p .gopath/src/github.com/docker/
      ln -sf $PWD .gopath/src/github.com/docker/cli
      export GOPATH="$PWD/.gopath:$GOPATH"
      export GITCOMMIT="${rev}"
      export VERSION="${version}"
      source ./scripts/build/.variables
      export CGO_ENABLED=1
      go build -tags pkcs11 --ldflags "$LDFLAGS" github.com/docker/cli/cmd/docker
      cd -
    '';

    # systemd 230 no longer has libsystemd-journal as a separate entity from libsystemd
    patchPhase = ''
      substituteInPlace ./components/cli/scripts/build/.variables --replace "set -eu" ""
    '' + optionalString (stdenv.isLinux) ''
      patchShebangs .
      substituteInPlace ./components/engine/hack/make.sh                   --replace libsystemd-journal libsystemd
      substituteInPlace ./components/engine/daemon/logger/journald/read.go --replace libsystemd-journal libsystemd
    '';

    outputs = ["out" "man"];

    extraPath = optionals (stdenv.isLinux) (makeBinPath [ iproute iptables e2fsprogs xz xfsprogs procps utillinux ]);

    installPhase = optionalString (stdenv.isLinux) ''
      if [ -d "./components/engine/bundles/${version}" ]; then
        install -Dm755 ./components/engine/bundles/${version}/dynbinary-daemon/dockerd-${version} $out/libexec/docker/dockerd
      else
        install -Dm755 ./components/engine/bundles/dynbinary-daemon/dockerd-${version} $out/libexec/docker/dockerd
      fi

      makeWrapper $out/libexec/docker/dockerd $out/bin/dockerd \
        --prefix PATH : "$out/libexec/docker:$extraPath"

      # docker uses containerd now
      ln -s ${docker-containerd}/bin/containerd $out/libexec/docker/docker-containerd
      ln -s ${docker-containerd}/bin/containerd-shim $out/libexec/docker/docker-containerd-shim
      ln -s ${docker-runc}/bin/runc $out/libexec/docker/docker-runc
      ln -s ${docker-proxy}/bin/docker-proxy $out/libexec/docker/docker-proxy
      ln -s ${docker-tini}/bin/tini-static $out/libexec/docker/docker-init

      # systemd
      install -Dm644 ./components/engine/contrib/init/systemd/docker.service $out/etc/systemd/system/docker.service
    '' + ''
      install -Dm755 ./components/cli/docker $out/libexec/docker/docker

      makeWrapper $out/libexec/docker/docker $out/bin/docker \
        --prefix PATH : "$out/libexec/docker:$extraPath"

      # completion (cli)
      install -Dm644 ./components/cli/contrib/completion/bash/docker $out/share/bash-completion/completions/docker
      install -Dm644 ./components/cli/contrib/completion/fish/docker.fish $out/share/fish/vendor_completions.d/docker.fish
      install -Dm644 ./components/cli/contrib/completion/zsh/_docker $out/share/zsh/site-functions/_docker

      # Include contributed man pages (cli)
      # Generate man pages from cobra commands
      echo "Generate man pages from cobra"
      cd ./components/cli
      mkdir -p ./man/man1
      go build -o ./gen-manpages github.com/docker/cli/man
      ./gen-manpages --root . --target ./man/man1

      # Generate legacy pages from markdown
      echo "Generate legacy manpages"
      ./man/md2man-all.sh -q

      manRoot="$man/share/man"
      mkdir -p "$manRoot"
      for manDir in ./man/man?; do
        manBase="$(basename "$manDir")" # "man1"
        for manFile in "$manDir"/*; do
          manName="$(basename "$manFile")" # "docker-build.1"
          mkdir -p "$manRoot/$manBase"
          gzip -c "$manFile" > "$manRoot/$manBase/$manName.gz"
        done
      done
    '';

    preFixup = ''
      find $out -type f -exec remove-references-to -t ${go} -t ${stdenv.cc.cc} '{}' +
    '' + optionalString (stdenv.isLinux) ''
      find $out -type f -exec remove-references-to -t ${stdenv.glibc.dev} '{}' +
    '';

    meta = {
      homepage = https://www.docker.com/;
      description = "An open source project to pack, ship and run any application as a lightweight container";
      license = licenses.asl20;
      maintainers = with maintainers; [ nequissimus offline tailhook vdemeester periklis ];
      platforms = with platforms; linux ++ darwin;
    };
  });

  # Get revisions from
  # https://github.com/docker/docker-ce/blob/v${version}/components/engine/hack/dockerfile/binaries-commits

  docker_17_09 = dockerGen rec {
    version = "17.09.0-ce";
    rev = "afdb6d44a80f777069885a9ee0e0f86cf841b1bb"; # git commit
    sha256 = "03g0imdcxqx9y4hhyymxqzvm8bqg4cqrmb7sjbxfdgrhzh9kcn1p";
    runcRev = "3f2f8b84a77f73d38244dd690525642a72156c64";
    runcSha256 = "0vaagmav8443kmyxac2y1y5l2ipcs1c7gdmsnvj48y9bafqx72rq";
    containerdRev = "06b9cb35161009dcb7123345749fef02f7cea8e0";
    containerdSha256 = "10hms8a2nn69nfnwly6923jzx40c3slpsdhjhff4bxh36flpf9gd";
    tiniRev = "949e6facb77383876aeff8a6944dde66b3089574";
    tiniSha256 = "0zj4kdis1vvc6dwn4gplqna0bs7v6d1y2zc8v80s3zi018inhznw";
  };

  docker_17_10 = dockerGen rec {
    version = "17.10.0-ce";
    rev = "f4ffd2511ce93aa9e5eefdf0e912f77543080b0b"; # git commit
    sha256 = "07x47cfdaz4lhlga1pchcbqqy0nd2q6zch0ycag18vzi99w4gmh2";
    runcRev = "0351df1c5a66838d0c392b4ac4cf9450de844e2d";
    runcSha256 = "1cmkdv6rli7v0y0fddqxvrvzd486fg9ssp3kgkya3szkljzz4xj0";
    containerdRev = "06b9cb35161009dcb7123345749fef02f7cea8e0";
    containerdSha256 = "10hms8a2nn69nfnwly6923jzx40c3slpsdhjhff4bxh36flpf9gd";
    tiniRev = "949e6facb77383876aeff8a6944dde66b3089574";
    tiniSha256 = "0zj4kdis1vvc6dwn4gplqna0bs7v6d1y2zc8v80s3zi018inhznw";
  };
}