立方体

立方体是一个轻量级的虚拟机命令行管理器。

快速入门

创建和运行虚拟机

$ cubic run --name quickstart --image ubuntu:jammy:amd64
Welcome to Ubuntu 22.04.4 LTS (GNU/Linux 5.15.0-107-generic x86_64)

 * Documentation:  https://help.ubuntu.com
 * Management:     https://landscape.canonical.com
 * Support:        https://ubuntu.com/pro

 System information as of Sun Jun  2 19:30:36 UTC 2024

  System load:           0.75
  Usage of /:            72.3% of 1.96GB
  Memory usage:          22%
  Swap usage:            0%
  Processes:             93
  Users logged in:       0
  IPv4 address for ens3: 10.0.2.15
  IPv6 address for ens3: fec0::5054:ff:fe12:3456

Expanded Security Maintenance for Applications is not enabled.

0 updates can be applied immediately.

Enable ESM Apps to receive additional future security updates.
See https://ubuntu.com/esm or run: sudo pro status



The programs included with the Ubuntu system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Ubuntu comes with ABSOLUTELY NO WARRANTY, to the extent permitted by
applicable law.

cubic@quickstart:~$

立方体用法

创建虚拟机

$ cubic add --name example --image ubuntu:jammy:amd64 --cpus 4 --mem 4G --disk 5G

列出所有虚拟机

$ cubic list
Name             CPUs     Memory       Disk  State     
quickstart          1    1.0 GiB    1.0 GiB  RUNNING 
example             4    4.0 GiB    5.0 GiB  STOPPED 

启动虚拟机

$ cubic start example

使用 SSH 连接到虚拟机

$ cubic ssh example

使用 SSH 将文件复制到虚拟机

$ touch test
$ cubic scp test example:~/

重启虚拟机

$ cubic restart example 

停止虚拟机

$ cubic stop example 

显示虚拟机配置

$ cubic config example 
cpus: 4 
mem:  4.0 GiB
disk: 2.2 GiB

更改虚拟机配置

$ cubic config --cpus 5 --mem 5G --disk 5G example
cpus: 5 
mem:  5.0 GiB
disk: 5.0 GiB

克隆虚拟机

$ cubic clone example example2

重命名虚拟机

$ cubic rename example2 example_new

删除虚拟机

$ cubic delete example_new

列出所有镜像

$ cubic list images
ID                    ARCH      SIZE
ubuntu:jammy         amd64   2.2 GiB

从源代码构建立方体

使用 Cargo 包管理器构建 Rust 项目

$ cargo build

安装二进制文件

$ cargo install --path .
$ export PATH="$PATH:$HOME/.cargo/bin"

为立方体做出贡献

请确保任何贡献的代码格式正确，经过 lint 检查和测试。

格式化源代码

$ cargo fmt

代码 lint 检查

$ cargo clippy

运行测试

$ cargo test