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/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2006, 2007 Ciaran McCreesh <ciaranm@ciaranm.org>
* Copyright (c) 2006 Stephen Klimaszewski <steev@gentoo.org>
* Copyright (c) 2007 David Leverton <u01drl3@abdn.ac.uk>
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis 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, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "syncer.hh"
#include <paludis/environment.hh>
#include <paludis/util/fs_entry.hh>
#include <paludis/util/log.hh>
#include <paludis/util/system.hh>
#include <paludis/util/tokeniser.hh>
#include <paludis/util/join.hh>
#include <list>
/** \file
* Implementation for Syncer classes.
*
* \ingroup grpsyncer
*/
using namespace paludis;
#include <paludis/syncer-sr.cc>
NoSuchSyncerError::NoSuchSyncerError(const std::string & format) throw () :
SyncFailedError("No such syncer for format '" + format + "'")
{
}
SyncFailedError::SyncFailedError(const std::string & local, const std::string & remote) throw () :
PackageActionError("sync of '" + local + "' from '" + remote + "' failed")
{
}
SyncFailedError::SyncFailedError(const std::string & msg) throw () :
PackageActionError(msg)
{
}
DefaultSyncer::DefaultSyncer(const SyncerParams & params)
: _local(params.local), _remote(params.remote), _environment(params.environment)
{
std::string::size_type p(_remote.find("://")), q(_remote.find(":"));
if (std::string::npos == p)
throw NoSuchSyncerError(_remote);
const std::string & format = _remote.substr(0, std::min(p, q));
if (q < p)
_remote = _remote.substr(q < p ? q + 1 : 0);
Log::get_instance()->message(ll_debug, lc_context) << "looking for syncer protocol '"
+ stringify(format) << "'";
tr1::shared_ptr<const FSEntryCollection> syncer_dirs(_environment->syncers_dirs());
FSEntry syncer("/var/empty");
bool ok(false);
for (FSEntryCollection::Iterator d(syncer_dirs->begin()), d_end(syncer_dirs->end()) ;
d != d_end && ! ok; ++d)
{
syncer = FSEntry(*d) / ("do" + format);
if (syncer.exists() && syncer.has_permission(fs_ug_owner, fs_perm_execute))
ok = true;
Log::get_instance()->message(ll_debug, lc_no_context, "Trying '" + stringify(syncer) + "': "
+ (ok ? "ok" : "not ok"));
}
if (! ok)
throw NoSuchSyncerError(format);
_syncer = stringify(syncer);
}
void
DefaultSyncer::sync(const SyncOptions & opts) const
{
tr1::shared_ptr<const FSEntryCollection> bashrc_files(_environment->bashrc_files());
tr1::shared_ptr<const FSEntryCollection> fetchers_dirs(_environment->fetchers_dirs());
tr1::shared_ptr<const FSEntryCollection> syncers_dirs(_environment->syncers_dirs());
Command cmd(Command(stringify(_syncer) + " " + opts.options + " '" + _local + "' '" + _remote + "'")
.with_setenv("PALUDIS_ACTION", "sync")
.with_setenv("PALUDIS_BASHRC_FILES", join(bashrc_files->begin(), bashrc_files->end(), " "))
.with_setenv("PALUDIS_FETCHERS_DIRS", join(fetchers_dirs->begin(), fetchers_dirs->end(), " "))
.with_setenv("PALUDIS_SYNCERS_DIRS", join(syncers_dirs->begin(), syncers_dirs->end(), " "))
.with_setenv("PALUDIS_EBUILD_DIR", getenv_with_default("PALUDIS_EBUILD_DIR", LIBEXECDIR "/paludis")));
if (run_command(cmd))
throw SyncFailedError(_local, _remote);
}
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