Update user-wide docker buildx plugin

README.md

Update docker buildx plugin on local user environment

Installation

1. Place script into ~/bin
2. Put ~/bin to your local PATH environment if necessary
3. Set permissions on launch: chmod u+x docker-buildx-update.sh
4. Install dependencies:

• wget
• curl
• jq

Usage

# will be downloaded last version released on github
docker-buildx-update.sh

# wil be downloaded exact version you pass
docker-buildx-update.sh 0.17.1

Check plugin installed correct

docker system info -f '{{ json .ClientInfo.Plugins }}' | jq '.[] | select(.Name=="buildx")'

docker-buildx-update.sh

#!/usr/bin/env bash

declare version=$1
declare last_version=

json=$(curl -s "https://api.github.com/repos/docker/buildx/releases?per_page=1&page=1")

if [ -n "$version" ]
then
  last_version="v${version}"
else
  echo "Version not set. Will be downloaded latest one"
  last_version=$(echo "$json" | jq -r '.[0].tag_name')
fi;

last_version_url=$(echo "$json" | jq -r ".[0].assets[] | select(.name == \"buildx-$last_version.linux-amd64\") | .browser_download_url" )

if [ ! "$last_version_url" ]
then
  echo "Download URL of version $last_version not found"
  exit 1
fi

echo "Found version $last_version. Downloading..."

wget -O ~/.docker/cli-plugins/docker-buildx --show-progress --progress bar -q "$last_version_url" \
  && chmod u+x ~/.docker/cli-plugins/docker-buildx \
  && docker buildx version