From c71951c24a3c4d7428ada6e350a326daa07790e1 Mon Sep 17 00:00:00 2001
From: Efraim Flashner
Date: Wed, 6 Nov 2019 01:51:59 -0600
Subject: gn: Add helm.

---
 gn/packages/helm.scm | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 gn/packages/helm.scm

diff --git a/gn/packages/helm.scm b/gn/packages/helm.scm
new file mode 100644
index 0000000..8836e08
--- /dev/null
+++ b/gn/packages/helm.scm
@@ -0,0 +1,58 @@
+(define-module (gn packages helm)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system trivial)
+  #:use-module (gnu packages base)
+  #:use-module (gnu packages compression))
+
+(define-public helm
+  (package
+    (name "helm")
+    (version "2.15.2")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://get.helm.sh/helm-v"
+                                  version "-linux-amd64.tar.gz"))
+              (sha256
+               (base32
+                "04957hdns5fkwpv1ln470iv2gbapzbrizglvf8jdicyl1f9dplm9"))))
+    (build-system trivial-build-system)
+    (arguments
+     `(#:modules ((guix build utils))
+       #:builder
+       (begin
+         (use-modules (guix build utils))
+         (let* ((out     (assoc-ref %outputs "out"))
+                (bin     (string-append out "/bin"))
+                (target  (string-append bin "/helm"))
+                (gzip    (assoc-ref %build-inputs "gzip"))
+                (tar     (assoc-ref %build-inputs "tar"))
+                (source  (assoc-ref %build-inputs "source")))
+           (setenv "PATH" (string-append gzip "/bin"))
+           (invoke (string-append tar "/bin/tar") "xvf" source)
+           (chdir "linux-amd64")
+           (chmod "helm" #o555)
+           (install-file "helm" bin)
+           (install-file "tiller" bin)
+           (install-file "LICENSE" (string-append out "/share/doc/"
+                                                  ,name "-" ,version)))
+         #t)))
+    (native-inputs
+     `(("gzip" ,gzip)
+       ("source" ,source)
+       ("tar"  ,tar)))
+    (home-page "https://helm.sh/")
+    (synopsis "Kubernetes Package Manager")
+    (description "Helm is a tool for managing Kubernetes charts.  Charts are
+packages of pre-configured Kubernetes resources.
+Use Helm to:
+@enumerate
+@item Find and use popular software packaged as Helm charts to run in Kubernetes
+@item Share your own applications as Helm charts
+@item Create reproducible builds of your Kubernetes applications
+@item Intelligently manage your Kubernetes manifest files
+@item Manage releases of Helm packages
+@end enumerate")
+    (supported-systems '("x86_64-linux"))
+    (license license:asl2.0)))
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