On 04/14/2016 11:22 AM, Daniel P. Berrange wrote:
> The virt-login-shell environment will be initialized with
> an arbitrary number of environment variables determined
> by the SSH daemon and PAM configuration. Most of these are
> not relevant inside the container, and at best they are
> noise and at worst they'll break apps. For example if
> XDG_RUNTIME_DIR is leaked to the container, it'll break
> any apps using it, since  the directory it points to is
> only visible to the host OS filesystem, not the container
> FS.
> 
> Use clearenv() to blank out everything and then set known
> good values for PATH, SHELL, USER, LOGNAME and TERM. Everything
> else is left up to the login shell to initialize.
> 
> Signed-off-by: Daniel P. Berrange <[email protected]>
> ---
>  tools/virt-login-shell.c | 16 ++++++++++++++--
>  1 file changed, 14 insertions(+), 2 deletions(-)
> 

ACK

John

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