README/b2_ubuntu离线安装工具.md

# ubuntu离线安装工具

## 获取离线包
```
# 备份原始目录文件
sudo ls /var/cache/apt/archives/
sudo mv /var/cache/apt/archives/*.deb offline/frombeging/
# 清理目录
sudo apt clean
# 只下载不安装
sudo apt -d install <软件包名>
sudo mv /var/cache/apt/archives/*.deb offline/<软件包名>/
```

## 安装
```
sudo dpkg -i offline/<软件包名>/*.deb
```

## 准备常用包
- 进入offline目录，没有则创建`mkdir offline`

- net-tools
```
mkdir net-tools
sudo apt clean
sudo apt -d install --download-only net-tools
sudo mv /var/cache/apt/archives/*.deb ./net-tools/
```

- docker
```
mkdir docker.io
sudo apt clean
sudo apt -d install --download-only docker.io
sudo mv /var/cache/apt/archives/*.deb ./docker.io/
```

- openjdk1.8
```
mkdir openjdk-8-jdk
sudo apt clean
sudo apt -d install --download-only openjdk-8-jdk
sudo mv /var/cache/apt/archives/*.deb ./openjdk-8-jdk/
```

- openssh-sever
```
mkdir openssh-server
sudo apt clean
sudo apt -d install --download-only openssh-server
sudo mv /var/cache/apt/archives/*.deb ./openssh-server/
dpkg -i ./openssh-server/*.deb
whereis sshd
sudo /usr/sbin/sshd  # 需要以绝对路径启动
```