real420og / barge-os

Yet another lightweight Linux distribution for Docker containers

Barge 2.0

Barge is a lightweight Linux distribution built with Buildroot specifically to run Docker containers.

It's designed for a local development in a virtual machine.

It's inspired by the following projects.

• Only Docker
• RancherOS
• RancherOS Base System
• Boot2Docker
• DhyveOS

Features

• Built with Buildroot 2019.08 with Linux kernel v4.14.125 and glibc.

• Strip down the Linux kernel modules and drivers

• Busybox + the following utilities from Buildroot

  • sudo, bash, wget, xz, sntp, logrotate
  • ssh, scp, sftp, rsync
  • acpid, sshd, dhcpcd, xtables-multi
  • e2fsck, mke2fs, resize2fs, tune2fs

• Default username: bargee

• Default password: bargee

• dumb-init binary is built-in /usr/bin.

  e.g., docker run -d -v /usr/bin/dumb-init:/dumb-init:ro --entrypoint=/dumb-init <image> <command>

• pkg command is built-in. You can install individual packages from Buildroot + α.

   [bargee@barge ~]$ pkg
   Usage: pkg {build|install} [-f] <package-name> [build options]
          pkg show <package-name>
          pkg list

  e.g., sudo pkg install vim

• Enable to switch between Docker versions.

   [bargee@barge ~]$ sudo /etc/init.d/docker
   Usage /etc/init.d/docker {start|stop|restart|status} [<version>|latest|default]

  e.g., sudo /etc/init.d/docker restart latest

Documentation

• How to build Barge
• Customization of Barge

License

Copyright (c) 2015-2019 A.I. <[email protected]>

Licensed under the GNU General Public License, version 2 (GPL-2.0)
http://opensource.org/licenses/GPL-2.0

Related Projects

• Barge Packer for VirtualBox and QEMU
• Barge running on xhyve hypervisor
• Package Installer for Barge
• Barge docker image