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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/>.
*
*********************************************************************/
#include <config.h>
#include <sbuild/chroot/facet/factory.h>
#include <sbuild/chroot/facet/custom.h>
#include <sbuild/chroot/facet/mountable.h>
#include <sbuild/chroot/facet/session-clonable.h>
#include <sbuild/chroot/facet/session.h>
#include <sbuild/chroot/facet/source-clonable.h>
#include <sbuild/format-detail.h>
#include <cassert>
#include <cerrno>
#include <boost/format.hpp>
using std::endl;
using boost::format;
using namespace sbuild;
namespace sbuild
{
namespace chroot
{
namespace facet
{
namespace
{
factory::facet_info custom_info =
{
"custom",
N_("Support for ‘custom’ chroots"),
false,
[]() -> facet::ptr { return custom::create(); }
};
factory custom_register(custom_info);
}
custom::custom ():
storage(),
purgeable(false)
{
}
custom::custom (const custom& rhs):
storage(rhs),
purgeable(rhs.purgeable)
{
}
custom::~custom ()
{
}
std::string const&
custom::get_name () const
{
static const std::string name("custom");
return name;
}
custom::ptr
custom::create ()
{
return ptr(new custom());
}
facet::ptr
custom::clone () const
{
return ptr(new custom(*this));
}
void
custom::set_session_cloneable (bool cloneable)
{
if (cloneable)
owner->add_facet(session_clonable::create());
else
owner->remove_facet<session_clonable>();
}
void
custom::set_session_purgeable (bool purgeable)
{
this->purgeable = purgeable;
}
bool
custom::get_session_purgeable () const
{
return this->purgeable;
}
void
custom::set_source_cloneable (bool cloneable)
{
if (cloneable)
owner->add_facet(source_clonable::create());
else
owner->remove_facet<source_clonable>();
}
std::string
custom::get_path () const
{
// TODO: Allow customisation? Or require use of mount location?
return owner->get_mount_location();
}
void
custom::setup_env (environment& env) const
{
storage::setup_env(env);
}
void
custom::setup_lock (chroot::setup_type type,
bool lock,
int status)
{
/* By default, custom chroots do no locking. */
/* Create or unlink session information. */
if ((type == chroot::SETUP_START && lock == true) ||
(type == chroot::SETUP_STOP && lock == false && status == 0))
{
bool start = (type == chroot::SETUP_START);
owner->get_facet_strict<session>()->setup_session_info(start);
}
}
facet::session_flags
custom::get_session_flags () const
{
session_flags flags = SESSION_NOFLAGS;
// TODO: Only set if purge is set.
if (owner->get_facet<session>() &&
get_session_purgeable())
flags = SESSION_PURGE;
return flags;
}
void
custom::get_details (format_detail& detail) const
{
storage::get_details(detail);
}
void
custom::get_used_keys (string_list& used_keys) const
{
storage::get_used_keys(used_keys);
used_keys.push_back("custom-cloneable");
used_keys.push_back("custom-purgeable");
used_keys.push_back("custom-source-cloneable");
}
void
custom::get_keyfile (keyfile& keyfile) const
{
storage::get_keyfile(keyfile);
keyfile::set_object_value(*this,
&custom::get_session_purgeable,
keyfile, owner->get_name(),
"custom-session-purgeable");
}
void
custom::set_keyfile (keyfile const& keyfile)
{
storage::set_keyfile(keyfile);
bool is_session = static_cast<bool>(owner->get_facet<session>());
keyfile::get_object_value(*this, &custom::set_session_cloneable,
keyfile, owner->get_name(), "custom-session-cloneable",
is_session ?
keyfile::PRIORITY_DISALLOWED :
keyfile::PRIORITY_OPTIONAL);
keyfile::get_object_value(*this, &custom::set_session_purgeable,
keyfile, owner->get_name(), "custom-session-purgeable",
keyfile::PRIORITY_OPTIONAL);
keyfile::get_object_value(*this, &custom::set_source_cloneable,
keyfile, owner->get_name(), "custom-source-cloneable",
is_session ?
keyfile::PRIORITY_DISALLOWED :
keyfile::PRIORITY_OPTIONAL);
}
}
}
}
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