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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_BLOCK_DEVICE_H
#define SBUILD_CHROOT_FACET_BLOCK_DEVICE_H
#include <sbuild/config.h>
#include <sbuild/chroot/facet/block-device-base.h>
#include <sbuild/chroot/facet/lvm-snapshot.h>
#include <sbuild/chroot/facet/mountable.h>
#include <sbuild/chroot/facet/session-setup.h>
namespace sbuild
{
namespace chroot
{
namespace facet
{
/**
* A chroot stored on an unmounted block device.
*
* The device will be mounted on demand.
*/
class block_device : public block_device_base,
public session_setup
{
public:
/// A shared_ptr to a chroot facet object.
typedef std::shared_ptr<block_device> ptr;
/// A shared_ptr to a const chroot facet object.
typedef std::shared_ptr<const block_device> const_ptr;
protected:
/// The constructor.
block_device ();
/// The copy constructor.
block_device (const block_device& rhs);
#ifdef SBUILD_FEATURE_LVMSNAP
/// The copy constructor.
block_device (const lvm_snapshot& rhs);
#endif
void
set_chroot (chroot& chroot,
bool copy);
friend class chroot;
#ifdef SBUILD_FEATURE_LVMSNAP
friend class lvm_snapshot;
#endif
public:
/// The destructor.
virtual ~block_device ();
virtual std::string const&
get_name () const;
/**
* Create a chroot facet.
*
* @returns a shared_ptr to the new chroot facet.
*/
static ptr
create ();
/**
* Create a chroot facet copied from an LVM snapshot.
*
* @param rhs the LVM snapshot to copy.
* @returns a shared_ptr to the new chroot facet.
*/
#ifdef SBUILD_FEATURE_LVMSNAP
static ptr
create (const lvm_snapshot& rhs);
#endif // SBUILD_FEATURE_LVMSNAP
virtual facet::ptr
clone () const;
virtual void
chroot_session_setup (const chroot& parent,
const std::string& session_id,
const std::string& alias,
const std::string& user,
bool root);
protected:
virtual void
setup_lock (chroot::setup_type type,
bool lock,
int status);
};
}
}
}
#endif /* SBUILD_CHROOT_FACET_BLOCK_DEVICE_H */
/*
* Local Variables:
* mode:C++
* End:
*/
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