icinga2/lib/livestatus/table.cpp

183 lines
5.6 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2015 Icinga Development Team (http://www.icinga.org) *
* *
* This program 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 2 *
* of the License, or (at your option) any later version. *
* *
* 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, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "livestatus/table.hpp"
#include "livestatus/statustable.hpp"
#include "livestatus/contactgroupstable.hpp"
#include "livestatus/contactstable.hpp"
#include "livestatus/hostgroupstable.hpp"
#include "livestatus/hoststable.hpp"
#include "livestatus/servicegroupstable.hpp"
#include "livestatus/servicestable.hpp"
#include "livestatus/commandstable.hpp"
#include "livestatus/commentstable.hpp"
#include "livestatus/downtimestable.hpp"
#include "livestatus/endpointstable.hpp"
#include "livestatus/timeperiodstable.hpp"
#include "livestatus/logtable.hpp"
#include "livestatus/statehisttable.hpp"
#include "livestatus/filter.hpp"
#include "base/array.hpp"
#include "base/dictionary.hpp"
#include <boost/algorithm/string/case_conv.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/foreach.hpp>
#include <boost/bind.hpp>
using namespace icinga;
Table::Table(LivestatusGroupByType type)
: m_GroupByType(type), m_GroupByObject(Empty)
{ }
Table::Ptr Table::GetByName(const String& name, const String& compat_log_path, const unsigned long& from, const unsigned long& until)
{
if (name == "status")
return new StatusTable();
else if (name == "contactgroups")
return new ContactGroupsTable();
else if (name == "contacts")
return new ContactsTable();
else if (name == "hostgroups")
return new HostGroupsTable();
else if (name == "hosts")
return new HostsTable();
else if (name == "hostsbygroup")
return new HostsTable(LivestatusGroupByHostGroup);
else if (name == "servicegroups")
return new ServiceGroupsTable();
else if (name == "services")
return new ServicesTable();
else if (name == "servicesbygroup")
return new ServicesTable(LivestatusGroupByServiceGroup);
else if (name == "servicesbyhostgroup")
return new ServicesTable(LivestatusGroupByHostGroup);
else if (name == "commands")
return new CommandsTable();
else if (name == "comments")
return new CommentsTable();
else if (name == "downtimes")
return new DowntimesTable();
else if (name == "timeperiods")
return new TimePeriodsTable();
else if (name == "log")
return new LogTable(compat_log_path, from, until);
else if (name == "statehist")
return new StateHistTable(compat_log_path, from, until);
else if (name == "endpoints")
return new EndpointsTable();
return Table::Ptr();
}
void Table::AddColumn(const String& name, const Column& column)
{
std::pair<String, Column> item = std::make_pair(name, column);
std::pair<std::map<String, Column>::iterator, bool> ret = m_Columns.insert(item);
if (!ret.second)
ret.first->second = column;
}
Column Table::GetColumn(const String& name) const
{
String dname = name;
String prefix = GetPrefix() + "_";
if (dname.Find(prefix) == 0)
dname = dname.SubStr(prefix.GetLength());
std::map<String, Column>::const_iterator it = m_Columns.find(dname);
if (it == m_Columns.end())
BOOST_THROW_EXCEPTION(std::invalid_argument("Column '" + dname + "' does not exist in table '" + GetName() + "'."));
return it->second;
}
std::vector<String> Table::GetColumnNames(void) const
{
std::vector<String> names;
String name;
BOOST_FOREACH(boost::tie(name, boost::tuples::ignore), m_Columns) {
names.push_back(name);
}
return names;
}
std::vector<LivestatusRowValue> Table::FilterRows(const Filter::Ptr& filter, int limit)
{
std::vector<LivestatusRowValue> rs;
FetchRows(boost::bind(&Table::FilteredAddRow, this, boost::ref(rs), filter, limit, _1, _2, _3));
return rs;
}
bool Table::FilteredAddRow(std::vector<LivestatusRowValue>& rs, const Filter::Ptr& filter, int limit, const Value& row, LivestatusGroupByType groupByType, const Object::Ptr& groupByObject)
{
if (limit != -1 && rs.size() == limit)
return false;
if (!filter || filter->Apply(this, row)) {
LivestatusRowValue rval;
rval.Row = row;
rval.GroupByType = groupByType;
rval.GroupByObject = groupByObject;
rs.push_back(rval);
}
return true;
}
Value Table::ZeroAccessor(const Value&)
{
return 0;
}
Value Table::OneAccessor(const Value&)
{
return 1;
}
Value Table::EmptyStringAccessor(const Value&)
{
return "";
}
Value Table::EmptyArrayAccessor(const Value&)
{
return new Array();
}
Value Table::EmptyDictionaryAccessor(const Value&)
{
return new Dictionary();
}
LivestatusGroupByType Table::GetGroupByType(void) const
{
return m_GroupByType;
}