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Client.cc
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/*
* Copyright (c) [2012-2015] Novell, Inc.
* Copyright (c) [2016-2021] SUSE LLC
*
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as published
* by the Free Software Foundation.
*
* This program 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, contact Novell, Inc.
*
* To contact Novell about this file by physical or electronic mail, you may
* find current contact information at www.novell.com.
*/
#include "config.h"
#include <snapper/Log.h>
#include <snapper/SnapperTmpl.h>
#include <snapper/AsciiFile.h>
#include <dbus/DBusMessage.h>
#include <dbus/DBusConnection.h>
#include "Types.h"
#include "Client.h"
#include "MetaSnapper.h"
#include "Background.h"
boost::shared_mutex big_mutex;
Client::Client(const string& name, const Clients& clients)
: name(name), clients(clients)
{
}
Client::~Client()
{
thread.interrupt();
if (thread.joinable())
thread.join();
for (list<Comparison*>::iterator it = comparisons.begin(); it != comparisons.end(); ++it)
{
delete_comparison(it);
}
for (map<pair<string, unsigned int>, unsigned int>::iterator it1 = mounts.begin();
it1 != mounts.end(); ++it1)
{
string config_name = it1->first.first;
unsigned int number = it1->first.second;
unsigned int use_count = it1->second;
MetaSnappers::iterator it2 = meta_snappers.find(config_name);
Snapper* snapper = it2->getSnapper();
Snapshots& snapshots = snapper->getSnapshots();
Snapshots::iterator snap = snapshots.find(number);
if (snap != snapshots.end())
for (unsigned int i = 0; i < use_count; ++i)
snap->umountFilesystemSnapshot(false);
}
}
list<Comparison*>::iterator
Client::find_comparison(Snapper* snapper, Snapshots::const_iterator snapshot1,
Snapshots::const_iterator snapshot2)
{
for (list<Comparison*>::iterator it = comparisons.begin(); it != comparisons.end(); ++it)
{
if ((*it)->getSnapper() == snapper && (*it)->getSnapshot1() == snapshot1 &&
(*it)->getSnapshot2() == snapshot2)
return it;
}
throw NoComparison();
}
list<Comparison*>::iterator
Client::find_comparison(Snapper* snapper, unsigned int number1, unsigned int number2)
{
Snapshots& snapshots = snapper->getSnapshots();
Snapshots::const_iterator snapshot1 = snapshots.find(number1);
Snapshots::const_iterator snapshot2 = snapshots.find(number2);
return find_comparison(snapper, snapshot1, snapshot2);
}
void
Client::delete_comparison(list<Comparison*>::iterator it)
{
const Snapper* s = (*it)->getSnapper();
for (MetaSnappers::iterator it2 = meta_snappers.begin(); it2 != meta_snappers.end(); ++it2)
{
if (it2->is_equal(s))
it2->dec_use_count();
}
delete *it;
*it = nullptr;
}
void
Client::add_lock(const string& config_name)
{
locks.insert(config_name);
}
void
Client::remove_lock(const string& config_name)
{
locks.erase(config_name);
}
bool
Client::has_lock(const string& config_name) const
{
return contains(locks, config_name);
}
void
Client::add_mount(const string& config_name, unsigned int number)
{
mounts[make_pair(config_name, number)]++;
}
void
Client::remove_mount(const string& config_name, unsigned int number)
{
map<pair<string, unsigned int>, unsigned int>::iterator it =
mounts.find(make_pair(config_name, number));
if (it != mounts.end())
{
if (it->second > 1)
it->second--;
else
mounts.erase(it);
}
}
void
Client::introspect(DBus::Connection& conn, DBus::Message& msg)
{
const char* introspect =
DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE "\n"
"<node name='/org/opensuse/Snapper'>\n"
" <interface name='" DBUS_INTERFACE_INTROSPECTABLE "'>\n"
" <method name='Introspect'>\n"
" <arg name='xml_data' type='s' direction='out'/>\n"
" </method>\n"
" </interface>\n"
" <interface name='" INTERFACE "'>\n"
" <signal name='ConfigCreated'>\n"
" <arg name='config-name' type='s'/>\n"
" </signal>\n"
" <signal name='ConfigModified'>\n"
" <arg name='config-name' type='s'/>\n"
" </signal>\n"
" <signal name='ConfigDeleted'>\n"
" <arg name='config-name' type='s'/>\n"
" </signal>\n"
" <signal name='SnapshotCreated'>\n"
" <arg name='config-name' type='s'/>\n"
" <arg name='number' type='u'/>\n"
" </signal>\n"
" <signal name='SnapshotModified'>\n"
" <arg name='config-name' type='s'/>\n"
" <arg name='number' type='u'/>\n"
" </signal>\n"
" <signal name='SnapshotsDeleted'>\n"
" <arg name='config-name' type='s'/>\n"
" <arg name='number' type='u'/>\n"
" </signal>\n"
" <method name='ListConfigs'>\n"
" <arg name='configs' type='a(ssa{ss})' direction='out'/>\n"
" </method>\n"
" <method name='GetConfig'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='data' type='(ssa{ss})' direction='out'/>\n"
" </method>\n"
" <method name='SetConfig'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='data' type='a{ss}' direction='in'/>\n"
" </method>\n"
" <method name='CreateConfig'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='subvolume' type='s' direction='in'/>\n"
" <arg name='fstype' type='s' direction='in'/>\n"
" <arg name='template-name' type='s' direction='in'/>\n"
" </method>\n"
" <method name='DeleteConfig'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" </method>\n"
" <method name='LockConfig'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" </method>\n"
" <method name='UnlockConfig'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" </method>\n"
" <method name='ListSnapshots'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='snapshots' type='a(uquxussa{ss})' direction='out'/>\n"
" </method>\n"
" <method name='ListSnapshotsAtTime'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='begin' type='x' direction='in'/>\n"
" <arg name='end' type='x' direction='in'/>\n"
" <arg name='snapshots' type='a(uquxussa{ss})' direction='out'/>\n"
" </method>\n"
" <method name='GetSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number' type='u' direction='in'/>\n"
" <arg name='type' type='(uquxussa{ss})' direction='out'/>\n"
" </method>\n"
" <method name='SetSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number' type='u' direction='in'/>\n"
" <arg name='description' type='s' direction='in'/>\n"
" <arg name='cleanup' type='s' direction='in'/>\n"
" <arg name='userdata' type='a{ss}' direction='in'/>\n"
" </method>\n"
" <method name='CreateSingleSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='description' type='s' direction='in'/>\n"
" <arg name='cleanup' type='s' direction='in'/>\n"
" <arg name='userdata' type='a{ss}' direction='in'/>\n"
" <arg name='number' type='u' direction='out'/>\n"
" </method>\n"
" <method name='CreateSingleSnapshotV2'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='parent-number' type='u' direction='in'/>\n"
" <arg name='read-only' type='b' direction='in'/>\n"
" <arg name='description' type='s' direction='in'/>\n"
" <arg name='cleanup' type='s' direction='in'/>\n"
" <arg name='userdata' type='a{ss}' direction='in'/>\n"
" <arg name='number' type='u' direction='out'/>\n"
" </method>\n"
" <method name='CreateSingleSnapshotOfDefault'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='read-only' type='b' direction='in'/>\n"
" <arg name='description' type='s' direction='in'/>\n"
" <arg name='cleanup' type='s' direction='in'/>\n"
" <arg name='userdata' type='a{ss}' direction='in'/>\n"
" <arg name='number' type='u' direction='out'/>\n"
" </method>\n"
" <method name='CreatePreSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='description' type='s' direction='in'/>\n"
" <arg name='cleanup' type='s' direction='in'/>\n"
" <arg name='userdata' type='a{ss}' direction='in'/>\n"
" <arg name='number' type='u' direction='out'/>\n"
" </method>\n"
" <method name='CreatePostSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='pre-number' type='u' direction='in'/>\n"
" <arg name='description' type='s' direction='in'/>\n"
" <arg name='cleanup' type='s' direction='in'/>\n"
" <arg name='userdata' type='a{ss}' direction='in'/>\n"
" <arg name='number' type='u' direction='out'/>\n"
" </method>\n"
" <method name='DeleteSnapshots'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='numbers' type='au' direction='in'/>\n"
" </method>\n"
" <method name='GetDefaultSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='valid' type='b' direction='out'/>\n"
" <arg name='number' type='u' direction='out'/>\n"
" </method>\n"
" <method name='GetActiveSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='valid' type='b' direction='out'/>\n"
" <arg name='number' type='u' direction='out'/>\n"
" </method>\n"
" <method name='CalculateUsedSpace'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" </method>\n"
" <method name='GetUsedSpace'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number' type='u' direction='in'/>\n"
" <arg name='sued-space' type='u' direction='out'/>\n"
" </method>\n"
" <method name='MountSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number' type='u' direction='in'/>\n"
" <arg name='user-request' type='b' direction='in'/>\n"
" <arg name='path' type='s' direction='out'/>\n"
" </method>\n"
" <method name='UmountSnapshot'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number' type='u' direction='in'/>\n"
" <arg name='user-request' type='b' direction='in'/>\n"
" </method>\n"
" <method name='GetMountPoint'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number' type='u' direction='in'/>\n"
" <arg name='path' type='s' direction='out'/>\n"
" </method>\n"
" <method name='CreateComparison'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number1' type='u' direction='in'/>\n"
" <arg name='number2' type='u' direction='in'/>\n"
" <arg name='num-files' type='u' direction='out'/>\n"
" </method>\n"
" <method name='DeleteComparison'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number1' type='u' direction='in'/>\n"
" <arg name='number2' type='u' direction='in'/>\n"
" </method>\n"
" <method name='GetFiles'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" <arg name='number1' type='u' direction='in'/>\n"
" <arg name='number2' type='u' direction='in'/>\n"
" <arg name='files' type='a(su)' direction='out'/>\n"
" </method>\n"
" <method name='Sync'>\n"
" <arg name='config-name' type='s' direction='in'/>\n"
" </method>\n"
" </interface>\n"
"</node>\n";
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho << introspect;
conn.send(reply);
}
struct Permissions : public Exception
{
explicit Permissions() : Exception("no permissions") {}
};
void
Client::check_permission(DBus::Connection& conn, DBus::Message& msg) const
{
unsigned long uid = conn.get_unix_userid(msg);
if (uid == 0)
return;
throw Permissions();
}
void
Client::check_permission(DBus::Connection& conn, DBus::Message& msg,
const MetaSnapper& meta_snapper) const
{
unsigned long uid = conn.get_unix_userid(msg);
// Check if the uid of the dbus-user is root.
if (uid == 0)
return;
// Check if the uid of the dbus-user is included in the allowed uids.
if (contains(meta_snapper.uids, uid))
return;
string username;
gid_t gid;
if (get_uid_username_gid(uid, username, gid))
{
// Check if the primary gid of the dbus-user is included in the allowed gids.
if (contains(meta_snapper.gids, gid))
return;
vector<gid_t> gids = getgrouplist(username.c_str(), gid);
// Check if any (primary or secondary) gid of the dbus-user is included in the allowed
// gids.
for (vector<gid_t>::const_iterator it = gids.begin(); it != gids.end(); ++it)
if (contains(meta_snapper.gids, *it))
return;
}
throw Permissions();
}
struct Lock : public Exception
{
explicit Lock() : Exception("locked") {}
};
void
Client::check_lock(DBus::Connection& conn, DBus::Message& msg, const string& config_name) const
{
for (Clients::const_iterator it = clients.begin(); it != clients.end(); ++it)
{
if (it->zombie || &*it == this)
continue;
if (it->has_lock(config_name))
throw Lock();
}
}
struct ConfigInUse : public Exception
{
explicit ConfigInUse() : Exception("config in use") {}
};
struct SnapshotInUse : public Exception
{
explicit SnapshotInUse() : Exception("snapshot in use") {}
};
void
Client::check_config_in_use(const MetaSnapper& meta_snapper) const
{
if (meta_snapper.use_count() != 0)
throw ConfigInUse();
}
void
Client::check_snapshot_in_use(const MetaSnapper& meta_snapper, unsigned int number) const
{
for (Clients::const_iterator it1 = clients.begin(); it1 != clients.end(); ++it1)
{
map<pair<string, unsigned int>, unsigned int>::const_iterator it2 =
it1->mounts.find(make_pair(meta_snapper.configName(), number));
if (it2 != it1->mounts.end())
throw SnapshotInUse();
}
}
void
Client::signal_config_created(DBus::Connection& conn, const string& config_name)
{
DBus::MessageSignal msg(PATH, INTERFACE, "ConfigCreated");
DBus::Hoho hoho(msg);
hoho << config_name;
conn.send(msg);
}
void
Client::signal_config_modified(DBus::Connection& conn, const string& config_name)
{
DBus::MessageSignal msg(PATH, INTERFACE, "ConfigModified");
DBus::Hoho hoho(msg);
hoho << config_name;
conn.send(msg);
}
void
Client::signal_config_deleted(DBus::Connection& conn, const string& config_name)
{
DBus::MessageSignal msg(PATH, INTERFACE, "ConfigDeleted");
DBus::Hoho hoho(msg);
hoho << config_name;
conn.send(msg);
}
void
Client::signal_snapshot_created(DBus::Connection& conn, const string& config_name,
unsigned int num)
{
DBus::MessageSignal msg(PATH, INTERFACE, "SnapshotCreated");
DBus::Hoho hoho(msg);
hoho << config_name << num;
conn.send(msg);
}
void
Client::signal_snapshot_modified(DBus::Connection& conn, const string& config_name,
unsigned int num)
{
DBus::MessageSignal msg(PATH, INTERFACE, "SnapshotModified");
DBus::Hoho hoho(msg);
hoho << config_name << num;
conn.send(msg);
}
void
Client::signal_snapshots_deleted(DBus::Connection& conn, const string& config_name,
const list<dbus_uint32_t>& nums)
{
DBus::MessageSignal msg(PATH, INTERFACE, "SnapshotsDeleted");
DBus::Hoho hoho(msg);
hoho << config_name << nums;
conn.send(msg);
}
void
Client::list_configs(DBus::Connection& conn, DBus::Message& msg)
{
y2deb("ListConfigs");
boost::shared_lock<boost::shared_mutex> lock(big_mutex);
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho.open_array(DBus::TypeInfo<ConfigInfo>::signature);
for (MetaSnappers::const_iterator it = meta_snappers.begin(); it != meta_snappers.end(); ++it)
hoho << it->getConfigInfo();
hoho.close_array();
conn.send(reply);
}
void
Client::get_config(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
DBus::Hihi hihi(msg);
hihi >> config_name;
y2deb("GetConfig config_name:" << config_name);
boost::shared_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::const_iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho << it->getConfigInfo();
conn.send(reply);
}
void
Client::set_config(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
DBus::Hihi hihi(msg);
map<string, string> raw;
hihi >> config_name >> raw;
y2deb("SetConfig config_name:" << config_name << " raw:" << raw);
boost::shared_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg);
it->setConfigInfo(raw);
DBus::MessageMethodReturn reply(msg);
conn.send(reply);
signal_config_modified(conn, config_name);
}
void
Client::create_config(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
string subvolume;
string fstype;
string template_name;
DBus::Hihi hihi(msg);
hihi >> config_name >> subvolume >> fstype >> template_name;
y2deb("CreateConfig config_name:" << config_name << " subvolume:" << subvolume <<
" fstype:" << fstype << " template_name:" << template_name);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
check_permission(conn, msg);
meta_snappers.createConfig(config_name, subvolume, fstype, template_name);
DBus::MessageMethodReturn reply(msg);
conn.send(reply);
signal_config_created(conn, config_name);
}
void
Client::delete_config(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
DBus::Hihi hihi(msg);
hihi >> config_name;
y2deb("DeleteConfig config_name:" << config_name);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg);
check_lock(conn, msg, config_name);
check_config_in_use(*it);
meta_snappers.deleteConfig(it);
DBus::MessageMethodReturn reply(msg);
conn.send(reply);
signal_config_deleted(conn, config_name);
}
void
Client::lock_config(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
DBus::Hihi hihi(msg);
hihi >> config_name;
y2deb("LockConfig config_name:" << config_name);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
add_lock(config_name);
DBus::MessageMethodReturn reply(msg);
conn.send(reply);
}
void
Client::unlock_config(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
DBus::Hihi hihi(msg);
hihi >> config_name;
y2deb("UnlockConfig config_name:" << config_name);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
remove_lock(config_name);
DBus::MessageMethodReturn reply(msg);
conn.send(reply);
}
void
Client::list_snapshots(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
DBus::Hihi hihi(msg);
hihi >> config_name;
y2deb("ListSnapshots config_name:" << config_name);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
Snapper* snapper = it->getSnapper();
Snapshots& snapshots = snapper->getSnapshots();
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho << snapshots;
conn.send(reply);
}
void
Client::list_snapshots_at_time(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
time_t begin, end;
DBus::Hihi hihi(msg);
hihi >> config_name >> begin >> end;
y2deb("ListSnapshotsAtTime config_name:" << config_name << " begin:" << begin <<
" end:" << end);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
Snapper* snapper = it->getSnapper();
Snapshots& snapshots = snapper->getSnapshots();
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho.open_array(DBus::TypeInfo<Snapshot>::signature);
for (Snapshots::const_iterator it = snapshots.begin(); it != snapshots.end(); ++it)
{
if (it->getDate() >= begin && it->getDate() <= end)
hoho << *it;
}
hoho.close_array();
conn.send(reply);
}
void
Client::get_snapshot(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
dbus_uint32_t num;
DBus::Hihi hihi(msg);
hihi >> config_name >> num;
y2deb("GetSnapshot config_name:" << config_name << " num:" << num);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
Snapper* snapper = it->getSnapper();
Snapshots& snapshots = snapper->getSnapshots();
Snapshots::iterator snap = snapshots.find(num);
if (snap == snapshots.end())
throw IllegalSnapshotException();
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho << *snap;
conn.send(reply);
}
void
Client::set_snapshot(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
dbus_uint32_t num;
SMD smd;
DBus::Hihi hihi(msg);
hihi >> config_name >> num >> smd.description >> smd.cleanup >> smd.userdata;
y2deb("SetSnapshot config_name:" << config_name << " num:" << num);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
Snapper* snapper = it->getSnapper();
Snapshots& snapshots = snapper->getSnapshots();
Snapshots::iterator snap = snapshots.find(num);
if (snap == snapshots.end())
throw IllegalSnapshotException();
snapper->modifySnapshot(snap, smd);
DBus::MessageMethodReturn reply(msg);
conn.send(reply);
signal_snapshot_modified(conn, config_name, snap->getNum());
}
void
Client::create_single_snapshot(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
SCD scd;
DBus::Hihi hihi(msg);
hihi >> config_name >> scd.description >> scd.cleanup >> scd.userdata;
y2deb("CreateSingleSnapshot config_name:" << config_name << " description:" << scd.description <<
" cleanup:" << scd.cleanup);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
scd.uid = conn.get_unix_userid(msg);
Snapper* snapper = it->getSnapper();
Snapshots::iterator snap1 = snapper->createSingleSnapshot(scd);
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho << snap1->getNum();
conn.send(reply);
signal_snapshot_created(conn, config_name, snap1->getNum());
}
void
Client::create_single_snapshot_v2(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
unsigned int parent_num;
SCD scd;
DBus::Hihi hihi(msg);
hihi >> config_name >> parent_num >> scd.read_only >> scd.description >> scd.cleanup >> scd.userdata;
y2deb("CreateSingleSnapshotV2 config_name:" << config_name << " parent_num:" << parent_num <<
" read_only:" << scd.read_only << " description:" << scd.description << " cleanup:" << scd.cleanup);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
scd.uid = conn.get_unix_userid(msg);
Snapper* snapper = it->getSnapper();
Snapshots& snapshots = snapper->getSnapshots();
Snapshots::iterator parent = snapshots.find(parent_num);
Snapshots::iterator snap2 = snapper->createSingleSnapshot(parent, scd);
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho << snap2->getNum();
conn.send(reply);
signal_snapshot_created(conn, config_name, snap2->getNum());
}
void
Client::create_single_snapshot_of_default(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
SCD scd;
DBus::Hihi hihi(msg);
hihi >> config_name >> scd.read_only >> scd.description >> scd.cleanup >> scd.userdata;
y2deb("CreateSingleSnapshotOfDefault config_name:" << config_name << " read_only:" <<
scd.read_only << " description:" << scd.description << " cleanup:" << scd.cleanup);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);
check_permission(conn, msg, *it);
scd.uid = conn.get_unix_userid(msg);
Snapper* snapper = it->getSnapper();
Snapshots::iterator snap = snapper->createSingleSnapshotOfDefault(scd);
DBus::MessageMethodReturn reply(msg);
DBus::Hoho hoho(reply);
hoho << snap->getNum();
conn.send(reply);
signal_snapshot_created(conn, config_name, snap->getNum());
}
void
Client::create_pre_snapshot(DBus::Connection& conn, DBus::Message& msg)
{
string config_name;
SCD scd;
DBus::Hihi hihi(msg);
hihi >> config_name >> scd.description >> scd.cleanup >> scd.userdata;
y2deb("CreatePreSnapshot config_name:" << config_name << " description:" << scd.description <<
" cleanup:" << scd.cleanup);
boost::unique_lock<boost::shared_mutex> lock(big_mutex);
MetaSnappers::iterator it = meta_snappers.find(config_name);