granicus.if.org Git - icinga2/blob - lib/livestatus/table.cpp

   1 /* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
   2
   3 #include "livestatus/table.hpp"
   4 #include "livestatus/statustable.hpp"
   5 #include "livestatus/contactgroupstable.hpp"
   6 #include "livestatus/contactstable.hpp"
   7 #include "livestatus/hostgroupstable.hpp"
   8 #include "livestatus/hoststable.hpp"
   9 #include "livestatus/servicegroupstable.hpp"
  10 #include "livestatus/servicestable.hpp"
  11 #include "livestatus/commandstable.hpp"
  12 #include "livestatus/commentstable.hpp"
  13 #include "livestatus/downtimestable.hpp"
  14 #include "livestatus/endpointstable.hpp"
  15 #include "livestatus/zonestable.hpp"
  16 #include "livestatus/timeperiodstable.hpp"
  17 #include "livestatus/logtable.hpp"
  18 #include "livestatus/statehisttable.hpp"
  19 #include "livestatus/filter.hpp"
  20 #include "base/array.hpp"
  21 #include "base/dictionary.hpp"
  22 #include <boost/algorithm/string/case_conv.hpp>
  23 #include <boost/tuple/tuple.hpp>
  24
  25 using namespace icinga;
  26
  27 Table::Table(LivestatusGroupByType type)
  28         : m_GroupByType(type), m_GroupByObject(Empty)
  29 { }
  30
  31 Table::Ptr Table::GetByName(const String& name, const String& compat_log_path, const unsigned long& from, const unsigned long& until)
  32 {
  33         if (name == "status")
  34                 return new StatusTable();
  35         else if (name == "contactgroups")
  36                 return new ContactGroupsTable();
  37         else if (name == "contacts")
  38                 return new ContactsTable();
  39         else if (name == "hostgroups")
  40                 return new HostGroupsTable();
  41         else if (name == "hosts")
  42                 return new HostsTable();
  43         else if (name == "hostsbygroup")
  44                 return new HostsTable(LivestatusGroupByHostGroup);
  45         else if (name == "servicegroups")
  46                 return new ServiceGroupsTable();
  47         else if (name == "services")
  48                 return new ServicesTable();
  49         else if (name == "servicesbygroup")
  50                 return new ServicesTable(LivestatusGroupByServiceGroup);
  51         else if (name == "servicesbyhostgroup")
  52                 return new ServicesTable(LivestatusGroupByHostGroup);
  53         else if (name == "commands")
  54                 return new CommandsTable();
  55         else if (name == "comments")
  56                 return new CommentsTable();
  57         else if (name == "downtimes")
  58                 return new DowntimesTable();
  59         else if (name == "timeperiods")
  60                 return new TimePeriodsTable();
  61         else if (name == "log")
  62                 return new LogTable(compat_log_path, from, until);
  63         else if (name == "statehist")
  64                 return new StateHistTable(compat_log_path, from, until);
  65         else if (name == "endpoints")
  66                 return new EndpointsTable();
  67         else if (name == "zones")
  68                 return new ZonesTable();
  69
  70         return nullptr;
  71 }
  72
  73 void Table::AddColumn(const String& name, const Column& column)
  74 {
  75         std::pair<String, Column> item = std::make_pair(name, column);
  76
  77         auto ret = m_Columns.insert(item);
  78
  79         if (!ret.second)
  80                 ret.first->second = column;
  81 }
  82
  83 Column Table::GetColumn(const String& name) const
  84 {
  85         String dname = name;
  86         String prefix = GetPrefix() + "_";
  87
  88         if (dname.Find(prefix) == 0)
  89                 dname = dname.SubStr(prefix.GetLength());
  90
  91         auto it = m_Columns.find(dname);
  92
  93         if (it == m_Columns.end())
  94                 BOOST_THROW_EXCEPTION(std::invalid_argument("Column '" + dname + "' does not exist in table '" + GetName() + "'."));
  95
  96         return it->second;
  97 }
  98
  99 std::vector<String> Table::GetColumnNames() const
 100 {
 101         std::vector<String> names;
 102
 103         for (const auto& kv : m_Columns) {
 104                 names.push_back(kv.first);
 105         }
 106
 107         return names;
 108 }
 109
 110 std::vector<LivestatusRowValue> Table::FilterRows(const Filter::Ptr& filter, int limit)
 111 {
 112         std::vector<LivestatusRowValue> rs;
 113
 114         FetchRows(std::bind(&Table::FilteredAddRow, this, std::ref(rs), filter, limit, _1, _2, _3));
 115
 116         return rs;
 117 }
 118
 119 bool Table::FilteredAddRow(std::vector<LivestatusRowValue>& rs, const Filter::Ptr& filter, int limit, const Value& row, LivestatusGroupByType groupByType, const Object::Ptr& groupByObject)
 120 {
 121         if (limit != -1 && static_cast<int>(rs.size()) == limit)
 122                 return false;
 123
 124         if (!filter || filter->Apply(this, row)) {
 125                 LivestatusRowValue rval;
 126                 rval.Row = row;
 127                 rval.GroupByType = groupByType;
 128                 rval.GroupByObject = groupByObject;
 129
 130                 rs.emplace_back(std::move(rval));
 131         }
 132
 133         return true;
 134 }
 135
 136 Value Table::ZeroAccessor(const Value&)
 137 {
 138         return 0;
 139 }
 140
 141 Value Table::OneAccessor(const Value&)
 142 {
 143         return 1;
 144 }
 145
 146 Value Table::EmptyStringAccessor(const Value&)
 147 {
 148         return "";
 149 }
 150
 151 Value Table::EmptyArrayAccessor(const Value&)
 152 {
 153         return new Array();
 154 }
 155
 156 Value Table::EmptyDictionaryAccessor(const Value&)
 157 {
 158         return new Dictionary();
 159 }
 160
 161 LivestatusGroupByType Table::GetGroupByType() const
 162 {
 163         return m_GroupByType;
 164 }