First programs extracted from go-packages: deis and gawp

pkgs/development/go-modules/libs.json

···
+[
+  {
+    "goPackagePath": "golang.org/x/sys",
+    "fetch": {
+      "type": "git",
+      "url": "https://go.googlesource.com/sys",
+      "rev": "7a56174f0086b32866ebd746a794417edbc678a1",
+      "sha256": "13jaz47wyrfak066ywkrvqnk1ijxik0nlvi7vkpi3gaiwcrlb5g2"
+    }
+  },
+  {
+    "goPackagePath": "gopkg.in/fsnotify.v1",
+    "fetch": {
+      "type": "git",
+      "url": "https://gopkg.in/fsnotify.v1",
+      "rev": "30411dbcefb7a1da7e84f75530ad3abe4011b4f8",
+      "sha256": "1ljkdzbj9ll3jx1dggslzpm475prvsg22hdpxnb6kxqyk3z8dqdj"
+    }
+  },
+  {
+    "goPackagePath": "gopkg.in/yaml.v2",
+    "fetch": {
+      "type": "git",
+      "url": "https://gopkg.in/yaml.v2",
+      "rev": "a83829b6f1293c91addabc89d0571c246397bbf4",
+      "sha256": "1m4dsmk90sbi17571h6pld44zxz7jc4lrnl4f27dpd1l8g5xvjhh"
+    }
+  }
+]

pkgs/development/tools/deis/default.nix

···
+# This file was generated by go2nix.
+{ stdenv, lib, goPackages, fetchgit, fetchhg, fetchbzr, fetchsvn }:
+
+with goPackages;
+
+buildGoPackage rec {
+  name = "deis-${version}";
+  version = "1.13.0";
+  rev = "v${version}";
+  
+  goPackagePath = "github.com/deis/deis";
+  subPackages = [ "client" ];
+
+  postInstall = ''
+    if [ -f "$bin/bin/client" ]; then
+      mv "$bin/bin/client" "$bin/bin/deis"
+    fi
+  '';
+
+  src = fetchgit {
+    inherit rev;
+    url = "https://github.com/deis/deis";
+    sha256 = "1fblg3gf7dh5hhm4ajq7yl7iy6gw8p5xlh4z8kvfy542m1fzr0dc";
+  };
+
+  extraSrcs = map ( jsonDep:
+    {
+      inherit (jsonDep) goPackagePath;
+      src = if jsonDep.fetch.type == "git" then
+        fetchgit {
+          inherit (jsonDep.fetch) url rev sha256;
+        }
+        else {};
+    }
+  ) (builtins.fromJSON (builtins.readFile ../../go-modules/libs.json));
+}

pkgs/tools/misc/gawp/default.nix

···
+# This file was generated by go2nix.
+{ stdenv, lib, goPackages, fetchgit, fetchhg, fetchbzr, fetchsvn }:
+
+with goPackages;
+
+buildGoPackage rec {
+  name = "gawp-${version}";
+  version = "20160121-${stdenv.lib.strings.substring 0 7 rev}";
+  rev = "5db2d8faa220e8d6eaf8677354bd197bf621ff7f";
+  
+  goPackagePath = "github.com/martingallagher/gawp";
+
+  src = fetchgit {
+    inherit rev;
+    url = "https://github.com/martingallagher/gawp";
+    sha256 = "0r4bp4w3s9rkmg3cz9jb7d6ngh7vfj31p9kbim6mhilxvmgjk4ly";
+  };
+
+  extraSrcs = map ( jsonDep:
+    {
+      inherit (jsonDep) goPackagePath;
+      src = if jsonDep.fetch.type == "git" then
+        fetchgit {
+          inherit (jsonDep.fetch) url rev sha256;
+        }
+        else {};
+    }
+  ) (builtins.fromJSON (builtins.readFile ../../../development/go-modules/libs.json));
+}

pkgs/top-level/all-packages.nix

···
 
   ddate = callPackage ../tools/misc/ddate { };
 
-  deis = goPackages.deis.bin // { outputs = [ "bin" ]; };
+  deis = (callPackage ../development/tools/deis {}).bin;
 
   dfilemanager = self.kde5.dfilemanager;
 
···
   gawkInteractive = appendToName "interactive"
     (gawk.override { interactive = true; });
 
-  gawp = goPackages.gawp.bin // { outputs = [ "bin" ]; };
+  gawp = (callPackage ../tools/misc/gawp {}).bin;
 
   gazeboSimulator = recurseIntoAttrs {
     sdformat = gazeboSimulator.sdformat4;

pkgs/top-level/go-packages.nix

···
     sha256 = "1wxv2cbihzcsz2z7iycyzl7f3arhhgagcc5kqln1k1mkm4l85z0q";
   };
 
-  deis = buildFromGitHub {
-    rev = "v1.12.2";
-    owner = "deis";
-    repo = "deis";
-    sha256 = "03lznzcij3gn08kqj2p6skifcdv5aw09dm6zxgvqw7nxx2n1j2ib";
-    subPackages = [ "client" ];
-    buildInputs = [ docopt-go crypto yaml-v2 ];
-    postInstall = ''
-      if [ -f "$bin/bin/client" ]; then
-        mv "$bin/bin/client" "$bin/bin/deis"
-      fi
-    '';
-  };
-
   dns = buildFromGitHub {
     rev     = "7e024ce8ce18b21b475ac6baf8fa3c42536bf2fa";
     version = "2016-03-28";
···
     owner  = "peterbourgon";
     repo   = "g2s";
     sha256 = "1p4p8755v2nrn54rik7yifpg9szyg44y5rpp0kryx4ycl72307rj";
-  };
-
-  gawp = buildFromGitHub {
-    rev    = "488705639109de54d38974cc31353d34cc2cd609";
-    version = "2015-08-31";
-    owner  = "martingallagher";
-    repo   = "gawp";
-    sha256 = "0iqqd63nqdijdskdb9f0jwnm6akkh1p2jw4p2w7r1dbaqz1znyay";
-    dontInstallSrc = true;
-    buildInputs = [ fsnotify.v1 yaml-v2 ];
-
-    meta = with stdenv.lib; {
-      homepage    = "https://github.com/martingallagher/gawp";
-      description = "A simple, configurable, file watching, job execution tool implemented in Go";
-      maintainers = with maintainers; [ kamilchm ];
-      license     = licenses.asl20 ;
-      platforms   = platforms.all;
-    };
   };
 
   gcloud-golang = buildFromGitHub {