kube-aws: 0.8.1 -> 0.9.4

Also, enable on Darwin

pkgs/development/tools/kube-aws/default.nix

@@ -4,20 +4,26 @@ with lib;
 
 buildGoPackage rec {
   name = "kube-aws-${version}";
-  version = "0.8.1";
+  version = "0.9.4";
 
-  goPackagePath = "github.com/coreos/coreos-kubernetes";
+  goPackagePath = "github.com/coreos/kube-aws";
 
   src = fetchFromGitHub {
     owner = "coreos";
-    repo = "coreos-kubernetes";
+    repo = "kube-aws";
     rev = "v${version}";
-    sha256 = "067nc525km0f37w5km44fs5pr22a6zz3lkdwwg2akb4hhg6f45c2";
+    sha256 = "11h14fsnflbx76rmpp0fxahbxi2qgcamgyxy9s4rmw83j2m8csxp";
   };
 
-  preBuild = ''
-    (cd go/src/github.com/coreos/coreos-kubernetes
-     go generate multi-node/aws/pkg/config/config.go)
+  preBuild = ''(
+    cd go/src/${goPackagePath}
+    go generate ./core/controlplane/config
+    go generate ./core/nodepool/config
+    go generate ./core/root/config
+  )'';
+
+  buildFlagsArray = ''
+    -ldflags=-X github.com/coreos/kube-aws/core/controlplane/cluster.VERSION=v${version}
   '';
 
   meta = {
@@ -25,6 +31,6 @@ buildGoPackage rec {
     license = licenses.asl20;
     homepage = https://github.com/coreos/coreos-kubernetes;
     maintainers = with maintainers; [offline];
-    platforms = with platforms; linux;
+    platforms = with platforms; unix;
   };
 }