安装docker in ubuntu

 更新环境

apt update -y  && apt upgrade -y && apt install -y curl wget sudo socat

安装 Docker     参见官网介绍

https://docs.docker.com/engine/install/ubuntu/

Set up the repository

Update the apt package index and install packages to allow apt to use a repository over HTTPS:



 sudo apt-get update

 sudo apt-get install ca-certificates curl gnupg

Add Docker’s official GPG key:



 sudo install -m 0755 -d /etc/apt/keyrings

 curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg

 sudo chmod a+r /etc/apt/keyrings/docker.gpg

Use the following command to set up the repository:



 echo \

  "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \

  "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \

  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

Note


If you use an Ubuntu derivative distro, such as Linux Mint, you may need to use UBUNTU_CODENAME instead of VERSION_CODENAME.


Install Docker Engine

Update the apt package index:



 sudo apt-get update

Install Docker Engine, containerd, and Docker Compose.


Latest

Specific version


To install the latest version, run:



 sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin


Verify that the Docker Engine installation is successful by running the hello-world image

install docker-compose   github查看最新版本

curl -L "https://github.com/docker/compose/releases/download/v2.19.1/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose


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

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


创建软链

ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose


版本查看

docker -v

docker-compose --version


5、部署NginxProxyManager服务


官方项目地址:https://github.com/NginxProxyManager/nginx-proxy-manager

在docker目录下创建一个npm文件夹

cd /var/lib/docker/ && mkdir npm && cd npm


cd npm

在npm文件夹下创建一个的docker-compose.yml文件

version: '3.8'

services:

  app:

    image: 'jc21/nginx-proxy-manager:latest'

    restart: unless-stopped

    ports:

      # These ports are in format <host-port>:<container-port>    

      - '80:80' # Public HTTP Port    host port:docker port             8088:80   

      - '443:443' # Public HTTPS Port  host port:docker port         2443:43

      - '81:81' # Admin Web Port   host port:docker port              8381:81

      # Add any other Stream port you want to expose

      # - '21:21' # FTP

    environment:

      # Mysql/Maria connection parameters:

      DB_MYSQL_HOST: "db"

      DB_MYSQL_PORT: 3306

      DB_MYSQL_USER: "npm"

      DB_MYSQL_PASSWORD: "npm"

      DB_MYSQL_NAME: "npm"

      # Uncomment this if IPv6 is not enabled on your host

      # DISABLE_IPV6: 'true'

    volumes:

      - ./data:/data

      - ./letsencrypt:/etc/letsencrypt

    depends_on:

      - db


  db:

    image: 'jc21/mariadb-aria:latest'

    restart: unless-stopped

    environment:

      MYSQL_ROOT_PASSWORD: 'npm'

      MYSQL_DATABASE: 'npm'

      MYSQL_USER: 'npm'

      MYSQL_PASSWORD: 'npm'

    volumes:

      - ./mysql:/var/lib/mysql

Copy

在当前目录运行以下命令安装此服务

docker-compose up -d

Copy

初始账号&密码

Email:    admin@example.com


Password: changeme

Copy

证书保存路径

/var/lib/docker/npm/letsencrypt/archive

Default credentials are:


username: admin@example.com

passwrod: changeme




systemctl start docker  #启动容器

systemctl enable docker #开机自启

systemctl status docker #查看状态

docker --version #查看docker版本



升级Nginx Proxy Manager

由于使用的Docker-Compose部署,如果您需要升级Nginx Proxy Manager版本,也非常简单,只需要执行下面的命令就行了:


# 拉取新的镜像

docker-compose pull

# 重新启动Nginx Proxy Manager

docker-compose up -d



修改 Docker 配置(可选)

以下配置会增加一段自定义内网 IPv6 地址,开启容器的 IPv6 功能,以及限制日志文件大小,防止 Docker 日志塞满硬盘(泪的教训):


cat > /etc/docker/daemon.json <<EOF

{

    "log-driver": "json-file",

    "log-opts": {

        "max-size": "20m",

        "max-file": "3"

    },

    "ipv6": true,

    "fixed-cidr-v6": "fd00:dead:beef:c0::/80",

    "experimental":true,

    "ip6tables":true

}

EOF

然后重启 Docker 服务:

systemctl restart docker

查看本机dockerIP


ip addr show docker0

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