Rancher Desktopで kn quickstart kind が失敗するのを解消

環境

• Rancher Desktop: 1.19.1
• kind: v0.29.0
• kn: v1.18.0

事象

$ kn quickstart kind
Running Knative Quickstart using Kind
Error: creating cluster: failed to get Docker info: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?
...

$ docker context ls
NAME                DESCRIPTION                               DOCKER ENDPOINT                       ERROR
default             Current DOCKER_HOST based configuration   unix:///var/run/docker.sock
rancher-desktop *   Rancher Desktop moby context              unix:///Users/xxx/.rd/docker.sock

回避方法

$ export DOCKER_HOST=unix:///Users/xxx/.rd/docker.sock