Centos7 安裝docker&docker-compose

docker install

yum update

yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2
  
yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo
   
yum install -y docker-ce

## 檢查是否安裝成功
docker version 

## 如果出現 Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?
## 執行以下語句
systemctl daemon-reload
## 啓動docker
systemctl start docker
## 檢查是否安裝成功
docker version

docker-compose install

1、安裝

sudo curl -L https://github.com/docker/compose/releases/download/1.21.2/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose

備註：這裏可能會碰到下載時間過長，可以通過Ctrl+C停止，再次下載的方式嘗試一下，或許更快。

2、權限配置

sudo chmod +x /usr/local/bin/docker-compose

3、檢查是否安裝成功

docker-compose --version