【AWS】[EC2]docker-compose build実行時にload metadata for docker.io/library/xxxxxが発生してi/o timeoutと表示される場合の対応方法

概要

EC2マシン上で、docker-compose buildを実行するとload metadata for docker.io/library/xxxxx:y.zzというエラーが発生する

failed to solve: rpc error: code = Unknown desc = failed to solve with frontend dockerfile.v0: failed to create LLB definition: failed to authorize: rpc error: code = DeadlineExceeded desc = failed to fetch anonymous token: Get "https://auth.docker.io/token?scope=repository%3Alibrary%2Fxxxx%3Apull&service=registry.docker.io": dial tcp xxx.xxx.xxx.xxxx:443: i/o timeout

想定環境

AWSにおいて、オンプレ環境を経由して、外部ネットワークに接続している

対応方法

各環境変数にプロキシ認証・接続情報を設定する必要がある
- HTTP_PROXY
- HTTPS_PROXY
- http_proxy
- https_proxy

export USER_ID=your_user_id
export PASSWORD=your_password
export PROXY_SERVER_NAME=your_proxy_server_name
export PROXY_SERVER_PORT=8080

echo 'export USER_ID=${USER_ID}' >> ~/.bash_profile
echo 'export PASSWORD=${PASSWORD}' >> ~/.bash_profile
echo 'export HTTP_PROXY=http://${USER_ID}:${PASSWORD}@${PROXY_SERVER_NAME}:${PROXY_SERVER_PORT}' >> ~/.bash_profile
echo 'export HTTPS_PROXY=http://${USER_ID}:${PASSWORD}@${PROXY_SERVER_NAME}:${PROXY_SERVER_PORT}' >> ~/.bash_profile
echo 'export http_proxy=http://${USER_ID}:${PASSWORD}@${PROXY_SERVER_NAME}:${PROXY_SERVER_PORT}' >> ~/.bash_profile
echo 'export https_proxy=http://${USER_ID}:${PASSWORD}@${PROXY_SERVER_NAME}:${PROXY_SERVER_PORT}' >> ~/.bash_profile
echo 'export no_proxy=localhost,127.0.0.1',169.254.169.254 >> ~/.bash_profile
source ~/.bash_profile