[systemd-devel] devpts inside Linux Container

[Alexander Vladimirov]

Try adding lxc.mount option into container config using following
mount point file:

sysfs sys sysfs ro,defaults 0 0
proc proc proc nodev,noexec,nosuid 0 0
/proc/sys ${rootfs_path}/proc/sys none ro,bind 0 0


2013/3/13 John Lane <systemd at jelmail.com>:
> Good morning, I am trying to get LXC guests working with systemd. I am at
> the point where I can start a container but it is affecting the host. I've
> been discussing over on lxc-users and it's been suggested that systemd may
> be incorrectly mounting devpts without the "newinstance" option. I
> understand that the devpts mounts should have a "newinstance" option on them
> to avoid the guest mounting the host's devices.
>
> My mounts inside the container are listed below. I am not sure whether these
> are effected by lxc or systemd. I have configured lxc to use its "autodev"
> option.
>
> none on /dev type tmpfs (rw,relatime,size=100k)
> devpts on /dev/console type devpts (rw,relatime,gid=5,mode=620,ptmxmode=000)
> devpts on /dev/tty1 type devpts (rw,relatime,gid=5,mode=620,ptmxmode=000)
> proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
> sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
> tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
> devpts on /dev/pts type devpts
> (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
> tmpfs on /run type tmpfs (rw,nosuid,nodev,mode=755)
> tmpfs on /sys/fs/cgroup type tmpfs (rw,nosuid,nodev,noexec,mode=755)
> cgroup on /sys/fs/cgroup/systemd type cgroup
> (rw,nosuid,nodev,noexec,relatime,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd)
> debugfs on /sys/kernel/debug type debugfs (rw,relatime)
> hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime)
> mqueue on /dev/mqueue type mqueue (rw,relatime)
> configfs on /sys/kernel/config type configfs (rw,relatime)
> tmpfs on /tmp type tmpfs (rw)
>
> I have spent some time searching documentation and google but found nothing
> to help me understand how this is working and what I should do. I'd
> appreciate some pointers to help me get an lxc guest up and running with
> systemd.
>
> I have:
>
> Linux hosthub 3.7.10-1-ARCH #1 SMP PREEMPT Thu Feb 28 09:50:17 CET 2013
> x86_64 GNU/Linux
> lxc version: 0.9.0.alpha3
> systemd 197
> +PAM -LIBWRAP -AUDIT -SELINUX -IMA -SYSVINIT +LIBCRYPTSETUP +GCRYPT +ACL +XZ
>
> Any help appreciated.
>
> Regards,
> John
>
>
>
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