build: Upgrade to kind 0.11.1 and Kubernetes 1.21.1 for testing

Author: jimmidyson

docs/environments/kind.md

@@ -43,17 +43,17 @@ script if you'd like to change the default:
 NUM_CLUSTERS=<num> ./scripts/create-clusters.sh
 ```
 
-The `KIND_TAG` is `v1.19.4@sha256:796d09e217d93bed01ecf8502633e48fd806fe42f9d02fdd468b81cd4e3bd40b` by default.
-Image `kindest/node:v1.19.4@sha256:796d09e217d93bed01ecf8502633e48fd806fe42f9d02fdd468b81cd4e3bd40b` is used as
+The `KIND_TAG` is `v1.21.1@sha256:69860bda5563ac81e3c0057d654b5253219618a22ec3a346306239bba8cfa1a6` by default.
+Image `kindest/node:v1.21.1@sha256:69860bda5563ac81e3c0057d654b5253219618a22ec3a346306239bba8cfa1a6` is used as
 node docker image for booting the cluster.
 
 You can use `KIND_IMAGE` or `KIND_TAG` to specify the image as you want.
 ```bash
-KIND_TAG=v1.18.8 ./scripts/create-clusters.sh
+KIND_TAG=v1.19.4@sha256:796d09e217d93bed01ecf8502633e48fd806fe42f9d02fdd468b81cd4e3bd40b ./scripts/create-clusters.sh
 ```
 
 ```bash
-KIND_IMAGE=kindest/node:v1.18.8 ./scripts/create-clusters.sh
+KIND_IMAGE=kindest/node:v1.19.4@sha256:796d09e217d93bed01ecf8502633e48fd806fe42f9d02fdd468b81cd4e3bd40b ./scripts/create-clusters.sh
 ```
 
 ## Delete Clusters

scripts/create-clusters.sh

@@ -25,7 +25,7 @@ set -o pipefail
 source "${BASH_SOURCE%/*}/util.sh"
 NUM_CLUSTERS="${NUM_CLUSTERS:-2}"
 KIND_IMAGE="${KIND_IMAGE:-}"
-KIND_TAG="${KIND_TAG:-v1.19.4@sha256:796d09e217d93bed01ecf8502633e48fd806fe42f9d02fdd468b81cd4e3bd40b}"
+KIND_TAG="${KIND_TAG:-v1.21.1@sha256:69860bda5563ac81e3c0057d654b5253219618a22ec3a346306239bba8cfa1a6}"
 OS="$(uname)"
 
 function create-clusters() {

scripts/download-e2e-binaries.sh

@@ -36,7 +36,7 @@ mkdir -p "${dest_dir}"
 
 # kind
 platform="$(uname -s|tr A-Z a-z)"
-kind_version="v0.9.0"
+kind_version="v0.11.1"
 kind_path="${dest_dir}/kind"
 kind_url="https://github.com/kubernetes-sigs/kind/releases/download/${kind_version}/kind-${platform}-amd64"
 curl -fLo "${kind_path}" "${kind_url}" && chmod +x "${kind_path}"

scripts/pre-commit.sh

@@ -175,7 +175,7 @@ run-unit-tests
 echo "Downloading e2e test dependencies"
 ./scripts/download-e2e-binaries.sh
 
-KIND_TAG="v1.19.4@sha256:796d09e217d93bed01ecf8502633e48fd806fe42f9d02fdd468b81cd4e3bd40b" ./scripts/create-clusters.sh
+KIND_TAG="v1.21.1@sha256:69860bda5563ac81e3c0057d654b5253219618a22ec3a346306239bba8cfa1a6" ./scripts/create-clusters.sh
 
 declare -a join_cluster_list=()
 if [[ -z "${JOIN_CLUSTERS}" ]]; then