Remove krew support (#11824)

* Remove krew installation support

Krew is fundamentally to install kubectl plugins, which are eminently a
client side things.
It's also not difficult to install on a client machine.

* Remove krew cleanup

roles/kubespray-defaults/defaults/main/checksums.yml

@@ -446,46 +446,6 @@ calico_crds_archive_checksums:
   v3.27.2: 8154bb4aad887f2a5500b505fe203a918f72c4e602b04c688c4b94f76a26e925
   v3.27.1: 76abb0db222af279e3514cfae02be9259097b565bbb2ffcb776ca00566480edb
   v3.27.0: 2a4b5132035dfd6ac4abc8d545f33de139350eca523e0c5cfe4ac32e43fcb2f1
-krew_archive_checksums:
-  darwin:
-    arm:
-      v0.4.4: 0
-      v0.4.3: 0
-    arm64:
-      v0.4.4: e6ac776140b228d6bdfda11247baf4e9b11068f42005d0975fc260c629954464
-      v0.4.3: 22f29ce3c3c9c030e2eaf3939d2b00f0187dfdbbfaee37fba8ffaadc46e51372
-    amd64:
-      v0.4.4: 5f4d2f34868a87cf1188212cf7cb598e76a32f389054089aad1fa46e6daf1e1b
-      v0.4.3: 6f6a774f03ad4190a709d7d4dcbb4af956ca0eb308cb0d0a44abc90777b0b21a
-    ppc64le:
-      v0.4.4: 0
-      v0.4.3: 0
-  linux:
-    arm:
-      v0.4.4: 4f3d550227e014f3ba7c72031108ffda0654cb755f70eb96be413a5102d23333
-      v0.4.3: 68eb9e9f5bba29c7c19fb52bfc43a31300f92282a4e81f0c51ad26ed2c73eb03
-    arm64:
-      v0.4.4: f8f0cdbf698ed3e8cb46e7bd213754701341a10e11ccb69c90d4863e0cf5a16a
-      v0.4.3: 0994923848882ad0d4825d5af1dc227687a10a02688f785709b03549dd34d71d
-    amd64:
-      v0.4.4: e471396b0ed4f2be092b4854cc030dfcbb12b86197972e7bef0cb89ad9c72477
-      v0.4.3: 5df32eaa0e888a2566439c4ccb2ef3a3e6e89522f2f2126030171e2585585e4f
-    ppc64le:
-      v0.4.4: 0
-      v0.4.3: 0
-  windows:
-    arm:
-      v0.4.4: 0
-      v0.4.3: 0
-    arm64:
-      v0.4.4: 0
-      v0.4.3: 0
-    amd64:
-      v0.4.4: da0dfeb2a598f11fb9ce871ee7f3b1a69beb371a45f531ee65a71b2201511d28
-      v0.4.3: d1343a366a867e9de60b23cc3d8ee935ee185af25ff8f717a5e696ba3cae7c85
-    ppc64le:
-      v0.4.4: 0
-      v0.4.3: 0
 helm_archive_checksums:
   arm:
     v3.16.4: 432e774d1087d3773737888d384c62477b399227662b42cbf0c32e95e6e72556

roles/kubespray-defaults/defaults/main/download.yml

@@ -124,7 +124,6 @@ kube_router_version: "v2.0.0"
 multus_version: "v4.1.0"
 helm_version: "v3.16.4"
 nerdctl_version: "1.7.7"
-krew_version: "v0.4.4"
 skopeo_version: "v1.16.1"
 
 # Get kubernetes major version (i.e. 1.17.4 => 1.17)
@@ -188,7 +187,6 @@ kata_containers_download_url: "{{ github_url }}/kata-containers/kata-containers/
 gvisor_runsc_download_url: "{{ storage_googleapis_url }}/gvisor/releases/release/{{ gvisor_version }}/{{ ansible_architecture }}/runsc"
 gvisor_containerd_shim_runsc_download_url: "{{ storage_googleapis_url }}/gvisor/releases/release/{{ gvisor_version }}/{{ ansible_architecture }}/containerd-shim-runsc-v1"
 nerdctl_download_url: "{{ github_url }}/containerd/nerdctl/releases/download/v{{ nerdctl_version }}/nerdctl-{{ nerdctl_version }}-{{ ansible_system | lower }}-{{ image_arch }}.tar.gz"
-krew_download_url: "{{ github_url }}/kubernetes-sigs/krew/releases/download/{{ krew_version }}/krew-{{ host_os }}_{{ image_arch }}.tar.gz"
 containerd_download_url: "{{ github_url }}/containerd/containerd/releases/download/v{{ containerd_version }}/containerd-{{ containerd_version }}-linux-{{ image_arch }}.tar.gz"
 cri_dockerd_download_url: "{{ github_url }}/Mirantis/cri-dockerd/releases/download/v{{ cri_dockerd_version }}/cri-dockerd-{{ cri_dockerd_version }}.{{ image_arch }}.tgz"
 skopeo_download_url: "{{ github_url }}/lework/skopeo-binary/releases/download/{{ skopeo_version }}/skopeo-linux-{{ image_arch }}"
@@ -214,7 +212,6 @@ kata_containers_binary_checksum: "{{ kata_containers_binary_checksums[image_arch
 gvisor_runsc_binary_checksum: "{{ gvisor_runsc_binary_checksums[image_arch][gvisor_version] }}"
 gvisor_containerd_shim_binary_checksum: "{{ gvisor_containerd_shim_binary_checksums[image_arch][gvisor_version] }}"
 nerdctl_archive_checksum: "{{ nerdctl_archive_checksums[image_arch][nerdctl_version] }}"
-krew_archive_checksum: "{{ krew_archive_checksums[host_os][image_arch][krew_version] }}"
 containerd_archive_checksum: "{{ containerd_archive_checksums[image_arch][containerd_version] }}"
 skopeo_binary_checksum: "{{ skopeo_binary_checksums[image_arch][skopeo_version] }}"
 
@@ -946,19 +943,6 @@ downloads:
     groups:
       - kube_control_plane
 
-  krew:
-    enabled: "{{ krew_enabled }}"
-    file: true
-    version: "{{ krew_version }}"
-    dest: "{{ local_release_dir }}/krew-{{ host_os }}_{{ image_arch }}.tar.gz"
-    sha256: "{{ krew_archive_checksum }}"
-    url: "{{ krew_download_url }}"
-    unarchive: true
-    owner: "root"
-    mode: "0755"
-    groups:
-      - kube_control_plane
-
   registry:
     enabled: "{{ registry_enabled }}"
     container: true

roles/kubespray-defaults/defaults/main/main.yml

@@ -411,7 +411,6 @@ dashboard_enabled: false
 
 # Addons which can be enabled
 helm_enabled: false
-krew_enabled: false
 registry_enabled: false
 metrics_server_enabled: false
 enable_network_policy: true
@@ -746,9 +745,6 @@ proxy_disable_env:
   https_proxy: ''
   no_proxy: ''
 
-# krew root dir
-krew_root_dir: "/usr/local/krew"
-
 # sysctl_file_path to add sysctl conf to
 sysctl_file_path: "/etc/sysctl.d/99-sysctl.conf"