Support arm64 releases (#689)

Signed-off-by: Ahmet Alp Balkan <[email protected]>

Author: ahmetb

hack/krew.yaml

@@ -62,6 +62,18 @@ spec:
       matchLabels:
         os: linux
         arch: arm
+  - uri: https://github.com/kubernetes-sigs/krew/releases/download/KREW_TAG/krew.tar.gz
+    sha256: KREW_TAR_CHECKSUM
+    bin: krew
+    files:
+    - from: ./krew-linux_arm64
+      to: krew
+    - from: ./LICENSE
+      to: .
+    selector:
+      matchLabels:
+        os: linux
+        arch: arm64
   - uri: https://github.com/kubernetes-sigs/krew/releases/download/KREW_TAG/krew.tar.gz
     sha256: KREW_TAR_CHECKSUM
     bin: krew.exe

hack/make-binaries.sh

@@ -25,7 +25,8 @@ if ! command -v "gox" &>/dev/null; then
   exit 1
 fi
 
-supported_platforms="darwin/amd64 windows/amd64 linux/amd64 linux/arm"
+supported_platforms="darwin/amd64 windows/amd64 linux/amd64 linux/arm\
+ linux/arm64"
 version_pkg="sigs.k8s.io/krew/internal/version"
 
 cd "${SCRIPTDIR}/.."

site/content/docs/user-guide/setup/install.md

@@ -24,7 +24,7 @@ Krew self-hosts).
       set -x; cd "$(mktemp -d)" &&
       curl -fsSLO "https://github.com/kubernetes-sigs/krew/releases/latest/download/krew.tar.gz" &&
       tar zxvf krew.tar.gz &&
-      KREW=./krew-"$(uname | tr '[:upper:]' '[:lower:]')_$(uname -m | sed -e 's/x86_64/amd64/' -e 's/arm.*$/arm/')" &&
+      KREW=./krew-"$(uname | tr '[:upper:]' '[:lower:]')_$(uname -m | sed -e 's/x86_64/amd64/' -e 's/arm.*$/arm/' -e 's/aarch64$/arm64/')" &&
       "$KREW" install krew
     )
     ```
@@ -50,7 +50,7 @@ Krew self-hosts).
       set -x; set temp_dir (mktemp -d); cd "$temp_dir" &&
       curl -fsSLO "https://github.com/kubernetes-sigs/krew/releases/latest/download/krew.tar.gz" &&
       tar zxvf krew.tar.gz &&
-      set KREWNAME krew-(uname | tr '[:upper:]' '[:lower:]')_(uname -m | sed -e 's/x86_64/amd64/' -e 's/arm.*$/arm/') &&
+      set KREWNAME krew-(uname | tr '[:upper:]' '[:lower:]')_(uname -m | sed -e 's/x86_64/amd64/' -e 's/arm.*$/arm/' -e 's/aarch64$/arm64/' ) &&
       ./$KREWNAME install krew &&
       set -e KREWNAME; set -e temp_dir
     end