From fb41136208d24985df8c39cd69c491d5cb22bfe9 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Wed, 12 Dec 2018 13:52:51 +0100
Subject: [PATCH] google-compute-engine-oslogin: init at 1.4.3

---
 .../google-compute-engine-oslogin/default.nix | 48 +++++++++++++++++++
 pkgs/top-level/all-packages.nix               |  2 +
 2 files changed, 50 insertions(+)
 create mode 100644 pkgs/tools/virtualization/google-compute-engine-oslogin/default.nix

diff --git a/pkgs/tools/virtualization/google-compute-engine-oslogin/default.nix b/pkgs/tools/virtualization/google-compute-engine-oslogin/default.nix
new file mode 100644
index 00000000000..5096c7f9468
--- /dev/null
+++ b/pkgs/tools/virtualization/google-compute-engine-oslogin/default.nix
@@ -0,0 +1,48 @@
+{ stdenv
+, fetchFromGitHub
+, curl
+, json_c
+, pam
+}:
+
+stdenv.mkDerivation rec {
+  name = "google-compute-engine-oslogin-${version}";
+  version = "1.4.3";
+
+  src = fetchFromGitHub {
+    repo = "compute-image-packages";
+    owner = "GoogleCloudPlatform";
+    rev = "2ccfe80f162a01b5b7c3316ca37981fc8b3fc32a";
+    sha256 = "036g7609ni164rmm68pzi47vrywfz2rcv0ad67gqf331pvlr92x1";
+  };
+  sourceRoot = "source/google_compute_engine_oslogin";
+
+  postPatch = ''
+    # change sudoers dir from /var/google-sudoers.d to /run/google-sudoers.d (managed through systemd-tmpfiles)
+    substituteInPlace pam_module/pam_oslogin_admin.cc --replace /var/google-sudoers.d /run/google-sudoers.d
+    # fix "User foo not allowed because shell /bin/bash does not exist"
+    substituteInPlace utils/oslogin_utils.cc --replace /bin/bash /bin/sh
+  '';
+
+  buildInputs = [ curl.dev pam ];
+
+  NIX_CFLAGS_COMPILE="-I${json_c.dev}/include/json-c";
+  NIX_CFLAGS_LINK="-L${json_c}/lib";
+
+  installPhase = ''
+    mkdir -p $out/{bin,lib}
+
+    install -Dm755 libnss_cache_google-compute-engine-oslogin-${version}.so $out/lib/libnss_cache_oslogin.so.2
+    install -Dm755 libnss_google-compute-engine-oslogin-${version}.so $out/lib/libnss_oslogin.so.2
+
+    install -Dm755 pam_oslogin_admin.so pam_oslogin_login.so $out/lib
+    install -Dm755 google_{oslogin_nss_cache,authorized_keys} $out/bin
+  '';
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/GoogleCloudPlatform/compute-image-packages;
+    description = "OS Login Guest Environment for Google Compute Engine";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ adisbladis flokli ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3dd971c8d9e..e150c8e4957 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3033,6 +3033,8 @@ in
 
   google-compute-engine = python2.pkgs.google-compute-engine;
 
+  google-compute-engine-oslogin = callPackage ../tools/virtualization/google-compute-engine-oslogin { };
+
   gource = callPackage ../applications/version-management/gource { };
 
   govc = callPackage ../tools/virtualization/govc { };