Branch: refs/heads/master
  Home:   https://github.com/lxc/lxc
  Commit: bc6928ffdb53145acb74a6cb1f958e53d5242696
      https://github.com/lxc/lxc/commit/bc6928ffdb53145acb74a6cb1f958e53d5242696
  Author: Michael H. Warfield <m...@wittsend.com>
  Date:   2013-11-20 (Wed, 20 Nov 2013)

  Changed paths:
    M src/lxc/conf.c
    M src/lxc/conf.h
    M src/lxc/start.c

  Log Message:
  -----------
  Setup devtmpfs and /dev for autodev bind mounts.

If autodev is not specifically set to 0 or 1, attempts to determine if
systemd is being utilized and forces autodev=1 to prevent host system
conflicts and collisions.

If autodev is enabled and the host /dev is mounted with devtmpfs
or /dev/.lxc is mounted with another file system...

Each container created by a privileged user gets a /dev directory
mapped off the host /dev here:

        /dev/.lxc/${name}.$( hash $lxcpath/$name )

Each container created by a non-privileged user gets a /dev/directory
mapped off the host /dev here:

        /dev/.lxc/user/${name}.$( hash $lxcpath/$name )

The /dev/.lxc/user is mode 1777 to allow unpriv access.

The /dev/.lxc/{containerdev} is bind mounted into the container /dev.

Fallback on failure is to mount tmpfs into the container /dev.

A symlink is created from $lxcpath/$name/rootfs.dev back to the /dev
relative directory to provid a code consistent reference for updating
container devs.

Signed-off-by: Michael H. Warfield <m...@wittsend.com>
Signed-off-by: Serge Hallyn <serge.hal...@ubuntu.com>



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