refactor shell.nix

nix/ansible/default.nix

@@ -0,0 +1,38 @@
+{ pkgs ? import <nixpkgs> {} 
+, windowsSupport ? false
+}:
+  
+with pkgs;
+
+pythonPackages.buildPythonPackage rec {
+  pname = "ansible";
+  version = "devel";
+  name = "${pname}-${version}";
+
+  src = fetchFromGitHub {
+    owner = "ansible";
+    repo = "ansible";
+    rev = "f0fd0f219de80a8f682b80e1ccdb83fd4988da64";
+    sha256 = "128847r4bc650lcpc2z1wxjgdnh07zhxfd9m2bi3wfl069dvhjk9";
+  };
+
+  prePatch = ''
+    sed -i "s,/usr/,$out," lib/ansible/constants.py
+  '';
+
+  doCheck = false;
+  dontStrip = true;
+  dontPatchELF = true;
+  dontPatchShebangs = false;
+
+  propagatedBuildInputs = with pythonPackages; [
+    pycrypto paramiko jinja2 pyyaml httplib2 boto six netaddr dnspython
+  ] ++ stdenv.lib.optional windowsSupport pywinrm;
+
+  meta = with stdenv.lib; {
+    homepage = http://www.ansible.com;
+    description = "A simple automation tool";
+    license = with licenses; [ gpl3 ];
+    platforms = with platforms; linux ++ darwin;
+  };
+}

nix/glob2/default.nix

@@ -0,0 +1,22 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+with pkgs;
+
+python27.pkgs.buildPythonPackage rec {
+  pname = "glob2";
+  version = "0.6";
+
+  src = python36.pkgs.fetchPypi {
+    inherit pname version;
+    sha256 = "1miyz0pjyji4gqrzl04xsxcylk3h2v9fvi7hsg221y11zy3adc7m";
+  };
+
+  nativeBuildInputs = with pythonPackages; [ setuptools_scm ];
+  buildInputs = with pythonPackages; [ ];
+  doCheck = false;
+
+  meta = {
+    homepage = "https://github.com/miracle2k/python-glob2";
+    description = "extended version of Python's builtin glob module";
+  };
+}

nix/proxmoxer/default.nix

@@ -0,0 +1,20 @@
+{ pkgs ? import <nixpkgs> {} }:
+  
+with pkgs;
+
+python27.pkgs.buildPythonPackage rec {
+  pname = "proxmoxer";
+  version = "1.0.3";
+
+  src = python36.pkgs.fetchPypi {
+    inherit pname version;
+    sha256 = "145hvphvlzvwq6sn31ldnin0ii50blsapxz0gv2zx3grzp6x9hvh";
+  };
+
+  doCheck = false;
+
+  meta = {
+    homepage = "https://github.com/swayf/proxmoxer";
+    description = "Proxmoxer is a wrapper around the Proxmox REST API v2";
+  };
+}

nix/pytest-bdd/default.nix

@@ -0,0 +1,25 @@
+{ pkgs ? import <nixpkgs> {} }:
+  
+with pkgs;
+
+python27.pkgs.buildPythonPackage rec {
+  pname = "pytest-bdd";
+  version = "3.0.0";
+
+  src = python36.pkgs.fetchPypi {
+    inherit pname version;
+    sha256 = "1np2qvfnhz3amd02f2y4shp4pracnfdkcdxkhkigv997iwc4sih0";
+  };
+
+  glob2 = callPackage ../glob2 {};
+
+  nativeBuildInputs = with pythonPackages; [ setuptools_scm ];
+  propagatedBuildInputs = with pythonPackages; [ glob2 pytest pytest-forked mock pytest_xdist Mako parse-type ];
+
+  doCheck = false;
+
+  meta = {
+    homepage = "https://github.com/pytest-dev/pytest-bdd";
+    description = "BDD library for the py.test runner";
+  };
+}

shell.nix

@@ -5,67 +5,18 @@
 with pkgs;
 
 let
-  myAnsible = pythonPackages.buildPythonPackage rec {
-    pname = "ansible";
-    version = "devel";
-    name = "${pname}-${version}";
+  pytest-bdd = callPackage nix/pytest-bdd {};
+  proxmoxer = callPackage nix/proxmoxer {};
+  ansible = callPackage nix/ansible {};
 
-    src = fetchFromGitHub {
-      owner = "ansible";
-      repo = "ansible";
-      rev = "f0fd0f219de80a8f682b80e1ccdb83fd4988da64";
-      sha256 = "128847r4bc650lcpc2z1wxjgdnh07zhxfd9m2bi3wfl069dvhjk9";
-    };
-
-    prePatch = ''
-      sed -i "s,/usr/,$out," lib/ansible/constants.py
-    '';
-
-    doCheck = false;
-    dontStrip = true;
-    dontPatchELF = true;
-    dontPatchShebangs = false;
-
-    propagatedBuildInputs = with pythonPackages; [
-      pycrypto paramiko jinja2 pyyaml httplib2 boto six netaddr dnspython
-    ] ++ stdenv.lib.optional windowsSupport pywinrm;
-
-    meta = with stdenv.lib; {
-      homepage = http://www.ansible.com;
-      description = "A simple automation tool";
-      license = with licenses; [ gpl3 ];
-      maintainers = with maintainers; [
-        jgeerds
-        joamaki
-      ];
-      platforms = with platforms; linux ++ darwin;
-    };
-  };
-
-  myProxmoxer = python27.pkgs.buildPythonPackage rec {
-      pname = "proxmoxer";
-      version = "1.0.2";
-
-      src = python36.pkgs.fetchPypi {
-        inherit pname version;
-        sha256 = "0vpb3b1b8w4r4c28kfhyviw4q70s3vwwirkq6rywryl4wqc3fyra";
-      };
-
-      doCheck = false;
-
-      meta = {
-        homepage = "https://github.com/swayf/proxmoxer";
-        description = "Proxmoxer is a wrapper around the Proxmox REST API v2";
-      };
-    };
-  myPython = python27.withPackages (ps: with ps; [ myProxmoxer jmespath virtualenv pip hypothesis pytest_xdist pytest ]);
+  myPython = python27.withPackages (ps: with ps; [ pytest-bdd proxmoxer jmespath virtualenv pip hypothesis pytest_xdist pytest ]);
 in
 stdenv.mkDerivation {
   name = "alt-infra-ansible";
 
   buildInputs = [
     openssh
-    myAnsible
+    ansible
     myPython
     pass
   ];