afbjorklund / buildroot4containers

Minimal linux distribution for running docker ("boot2docker")

Home Page:https://boot2podman.github.io

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buildroot4containers

Build a minimal environment with Buildroot, enough for running Docker with containerd.

Like an "updated" version of the deprecated boot2docker, running entirelly from memory.

Written by Anders Björklund (@afbjorklund)

Kernel

  • namespaces
  • cgroups
  • overlayfs
  • nat
  • bridge
  • conntrack
  • vxlan

User

  • docker
  • containerd (required by dockerd)
  • bash
  • iptables

graph size

Bootable image:

72M	output/buildroot.iso

Device layout:

QEMU File Media Device Used for Size
-hda disk.img disk /dev/sda Persistent /var 20g
-hdc buildroot.iso cdrom Buildroot booting 72m

Reference board:

qemu/x86_64

4.9M	output/images/bzImage
84M	output/images/rootfs.ext2
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Minimal linux distribution for running docker ("boot2docker")

https://boot2podman.github.io


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