安装docker

docker_install.sh

#!/bin/bash



base_path=$(
    cd "$(dirname "$0")" || exit 1
    pwd
)

function download_jq() {
    wget "https://github.com/jqlang/jq/releases/download/${jq_tag}/jq-linux-amd64" -P $base_path
}

function install_jq() {
    cp jq-linux-amd64 /usr/local/bin/jq
    chmod +x /usr/local/bin/jq
}

function download_docker() {
    wget https://download.docker.com/linux/static/stable/x86_64/docker-${docker_version:1}.tgz -P $base_path
    wget https://raw.githubusercontent.com/docker/cli/${docker_version}/contrib/completion/bash/docker -P $base_path
    wget https://raw.githubusercontent.com/moby/moby/${docker_version}/contrib/init/systemd/docker.service -P $base_path
    wget https://raw.githubusercontent.com/moby/moby/${docker_version}/contrib/init/systemd/docker.socket -P $base_path
}

function download_compose() {
    wget https://github.com/docker/compose/releases/download/${compose_version}/docker-compose-`uname -s`-`uname -m` -P $base_path
}

function install_docker() {
    # yum install bash-completion -y
    mkdir -p /etc/docker
    mkdir -p /etc/bash_completion.d
    cp ${base_path}/docker /etc/bash_completion.d/docker
    cp ${base_path}/docker.service /usr/lib/systemd/system/docker.service
    cp ${base_path}/docker.socket /usr/lib/systemd/system/docker.socket
    read -p "输入docker数据存储目录，直接回车则为默认值/var/lib/docker: " data_root
    read -p "输入docker信任私有仓库，直接回车则默认值为127.0.0.1: " insecure_registries
    cat > /etc/docker/daemon.json <<-EOF
{
    "exec-opts":[
        "native.cgroupdriver=systemd"
    ],
    "insecure-registries":[
        "${insecure_registries:-127.0.0.1}"
    ],
    "max-concurrent-downloads":10,
    "default-ulimits":{
        "nofile":{
            "Name":"nofile",
            "Hard":65535,
            "Soft":65535
        }
    },
    "live-restore":true,
    "log-driver":"json-file",
    "log-level":"warn",
    "log-opts":{
        "max-size":"10m",
        "max-file":"5"
    },
    "data-root":"${data_root:-/var/lib/docker}"
}
EOF
    tar -zxvf ${base_path}/docker-${docker_version:1}.tgz -C /usr/bin/ --strip-components=1
    groupadd docker
    usermod -aG docker ${USER}
    systemctl daemon-reload
    systemctl enable --now docker.service
}

function install_compose() {
    DOCKER_CONFIG=${DOCKER_CONFIG:-$HOME/.docker}
    mkdir -p $DOCKER_CONFIG/cli-plugins
    cp ${base_path}/docker-compose-`uname -s`-`uname -m` /usr/local/bin/docker-compose
    chmod +x /usr/local/bin/docker-compose
}

function main() {
   jq_tag="$(curl https://api.github.com/repos/jqlang/jq/releases/latest | grep '  "tag_name": ' | awk -F'"' '{print $4}')"
   download_jq
   install_jq
   docker_version="$(curl --retry 5 -sSL https://api.github.com/repos/moby/moby/releases/latest | jq -r '.tag_name' || exit 1)"
   compose_version="$(curl --retry 5 -sSL https://api.github.com/repos/docker/compose/releases/latest | jq -r '.tag_name' || exit 1)"
   download_docker
   download_compose
   install_docker
   install_compose
}

main $@