CentOS7.6安装docker一把成

新建虚拟机或云主机，连通网络后刷此脚本安装docker

#卸载旧docker 安装新docker
yum remove docker docker-client  docker-client-latest docker-common docker-latest docker-latest-logrotate docker-logrotate docker-engine
yum install -y yum-utils device-mapper-persistent-data lvm2
yum-config-manager --add-repo http://download.docker.com/linux/centos/docker-ce.repo
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum install -y docker-ce docker-ce-cli containerd.io
systemctl start docker
systemctl enable docker
mkdir -p /etc/docker
tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://yqre8ban.mirror.aliyuncs.com"]
}
EOF
systemctl daemon-reload
systemctl restart docker

拉取oneforall镜像，收集子域名

docker pull shmilylty/oneforall
docker run -it --rm -v ~/results:/OneForAll/results shmilylty/oneforall --target baidu.com --format xls run

收集的结果位于

~/results目录中。