Add aarch64 support to kubectl-bin

kubectl-bin-1.12.2-1-aarch64-support.patch

diff --git a/.SRCINFO b/.SRCINFO
index 1b5e0b6..805b456 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -5,6 +5,7 @@ pkgbase = kubectl-bin
 	url = http://kubernetes.io
 	arch = i686
 	arch = x86_64
+	arch = aarch64
 	license = apache
 	provides = kubectl=$pkgver
 	conflicts = kubectl
@@ -13,6 +14,8 @@ pkgbase = kubectl-bin
 	sha256sums_i686 = 3da0acd9ffc19c3a7ae12d26599d61e49d5b4a5049db18f8e0c73d66c8e1e316
 	source_x86_64 = kubectl-1.12.2::https://storage.googleapis.com/kubernetes-release/release/v1.12.2/bin/linux/amd64/kubectl
 	sha256sums_x86_64 = 40807b5817e5a6a64a96eb219963a48f79ae96e1ee9a7f20ae9fbab2fc048ac7
+	source_aarch64 = kubectl-1.12.2::https://storage.googleapis.com/kubernetes-release/release/v1.12.2/bin/linux/arm64/kubectl
+	sha256sums_aarch64 = 40d218cee04db06af7976a7e6c81416bca4b814a55652f0b317c8feaddf6837f
 
 pkgname = kubectl-bin
 
diff --git a/Makefile b/Makefile
index 5074210..6499d62 100644
--- a/Makefile
+++ b/Makefile
@@ -19,15 +19,18 @@ endif
 prepare: check
 	@mkdir -p tmp
 	curl -s ${BASEURL}/v${VERSION}/bin/linux/amd64/kubectl > tmp/kubectl_amd64
+	curl -s ${BASEURL}/v${VERSION}/bin/linux/arm64/kubectl > tmp/kubectl_arm64
 	curl -s ${BASEURL}/v${VERSION}/bin/linux/386/kubectl > tmp/kubectl_386
 
 release: prepare
 	set -e; \
 	SHA256_AMD64=`sha256sum tmp/kubectl_amd64 | awk '{print $$1}'`; \
+	SHA256_ARM64=`sha256sum tmp/kubectl_arm64 | awk '{print $$1}'`; \
 	SHA256_386=`sha256sum tmp/kubectl_386 | awk '{print $$1}'`; \
 	sed -i.bak -r -e "s/pkgver=.*/pkgver=$${VERSION}/g" \
         -e "s/sha256sums_i686=.*/sha256sums_i686=('$${SHA256_386}')/g" \
-        -e "s/sha256sums_x86_64=.*/sha256sums_x86_64=('$${SHA256_AMD64}')/g" PKGBUILD; \
+        -e "s/sha256sums_x86_64=.*/sha256sums_x86_64=('$${SHA256_AMD64}')/g" \
+        -e "s/sha256sums_aarch64=.*/sha256sums_aarch64=('$${SHA256_ARM64}')/g" PKGBUILD; \
 	makepkg --printsrcinfo > .SRCINFO; \
 	makepkg; \
 	sudo pacman -U kubectl-bin*; \
diff --git a/PKGBUILD b/PKGBUILD
index dc9dc9e..bc2655a 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -5,8 +5,8 @@
 pkgname=kubectl-bin
 pkgdesc="Kubernetes.io client binary"
 pkgver=1.12.2
-pkgrel=1
-arch=('i686' 'x86_64')
+pkgrel=2
+arch=('i686' 'x86_64' 'aarch64')
 url="http://kubernetes.io"
 license=('apache')
 conflicts=('kubectl' 'kubernetes>=1.4.6')
@@ -14,8 +14,10 @@ provides=('kubectl=$pkgver')
 _kubectl_file=kubectl-$pkgver
 source_i686=($_kubectl_file::https://storage.googleapis.com/kubernetes-release/release/v$pkgver/bin/linux/386/kubectl)
 source_x86_64=($_kubectl_file::https://storage.googleapis.com/kubernetes-release/release/v$pkgver/bin/linux/amd64/kubectl)
+source_aarch64=($_kubectl_file::https://storage.googleapis.com/kubernetes-release/release/v$pkgver/bin/linux/arm64/kubectl)
 sha256sums_i686=('3da0acd9ffc19c3a7ae12d26599d61e49d5b4a5049db18f8e0c73d66c8e1e316')
 sha256sums_x86_64=('40807b5817e5a6a64a96eb219963a48f79ae96e1ee9a7f20ae9fbab2fc048ac7')
+sha256sums_aarch64=('40d218cee04db06af7976a7e6c81416bca4b814a55652f0b317c8feaddf6837f')
 
 package() {
   install -Dm 755 "$srcdir/$_kubectl_file" "$pkgdir/usr/bin/kubectl"