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/* Copyright © 2005-2013 Roger Leigh <rleigh@debian.org>
*
* schroot is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* schroot is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*
*********************************************************************/
#ifndef SBUILD_CHROOT_FACET_UNSHARE_H
#define SBUILD_CHROOT_FACET_UNSHARE_H
#include <sbuild/chroot/facet/facet.h>
namespace sbuild
{
namespace chroot
{
namespace facet
{
/**
* Chroot support for unsharing process execution context
*/
class unshare : public facet
{
public:
/// A shared_ptr to a chroot facet object.
typedef std::shared_ptr<unshare> ptr;
/// A shared_ptr to a const chroot facet object.
typedef std::shared_ptr<const unshare> const_ptr;
/// Error codes.
enum error_code
{
UNSHARE ///< Could not unshare process execution context
};
/// Exception type.
typedef custom_error<error_code> error;
private:
/// The constructor.
unshare ();
public:
/// The destructor.
virtual ~unshare ();
/**
* Create a chroot facet.
*
* @returns a shared_ptr to the new chroot facet.
*/
static ptr
create ();
virtual facet::ptr
clone () const;
virtual std::string const&
get_name () const;
/**
* Is networking unshared?
*
* @returns true if unshared, otherwise false.
*/
bool
get_unshare_net () const;
/**
* Set network unsharing.
*
* @param unshare unshare?
*/
void
set_unshare_net (bool unshare);
/**
* Is System V IPC unshared?
*
* @returns true if unshared, otherwise false.
*/
bool
get_unshare_sysvipc () const;
/**
* Set System V IPC unsharing.
*
* @param unshare unshare?
*/
void
set_unshare_sysvipc (bool unshare);
/**
* Is System V SEM unshared?
*
* @returns true if unshared, otherwise false.
*/
bool
get_unshare_sysvsem () const;
/**
* Set System V SEM unsharing.
*
* @param unshare unshare?
*/
void
set_unshare_sysvsem (bool unshare);
/**
* Is UTS namespace unshared?
*
* @returns true if unshared, otherwise false.
*/
bool
get_unshare_uts () const;
/**
* Set System UTS namespace unsharing.
*
* @param unshare unshare?
*/
void
set_unshare_uts (bool unshare);
/**
* Unshare process execution context.
*/
void
do_unshare () const;
virtual void
setup_env (environment& env) const;
virtual void
get_details (format_detail& detail) const;
virtual void
get_used_keys (string_list& used_keys) const;
virtual void
get_keyfile (keyfile& keyfile) const;
virtual void
set_keyfile (const keyfile& keyfile);
private:
/// Unshare networking.
bool unshare_net;
/// Unshare System V IPC.
bool unshare_sysvipc;
/// Unshare System V SEM.
bool unshare_sysvsem;
/// Unshare System V SEM.
bool unshare_uts;
};
}
}
}
#endif /* SBUILD_CHROOT_FACET_UNSHARE_H */
/*
* Local Variables:
* mode:C++
* End:
*/
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