Files
iTop/synchro/synchrodatasource.class.inc.php
2011-02-11 13:15:41 +00:00

818 lines
38 KiB
PHP

<?php
// Copyright (C) 2010 Combodo SARL
//
// 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; version 3 of the License.
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/**
* Data Exchange - synchronization with external applications (incoming data)
*
* @author Erwan Taloc <erwan.taloc@combodo.com>
* @author Romain Quetiez <romain.quetiez@combodo.com>
* @author Denis Flaven <denis.flaven@combodo.com>
* @license http://www.opensource.org/licenses/gpl-3.0.html LGPL
*/
class SynchroDataSource extends cmdbAbstractObject
{
public static function Init()
{
$aParams = array
(
"category" => "core/cmdb,view_in_gui",
"key_type" => "autoincrement",
"name_attcode" => array('name'),
"state_attcode" => "",
"reconc_keys" => array(),
"db_table" => "priv_sync_datasource",
"db_key_field" => "id",
"db_finalclass_field" => "realclass",
"display_template" => "",
);
MetaModel::Init_Params($aParams);
//MetaModel::Init_InheritAttributes();
MetaModel::Init_AddAttribute(new AttributeString("name", array("allowed_values"=>null, "sql"=>"name", "default_value"=>null, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeString("description", array("allowed_values"=>null, "sql"=>"description", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("status", array("allowed_values"=>new ValueSetEnum('implementation,production,obsolete'), "sql"=>"status", "default_value"=>"implementation", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeExternalKey("user_id", array("targetclass"=>"User", "jointype"=>null, "allowed_values"=>null, "sql"=>"user_id", "is_null_allowed"=>true, "on_target_delete"=>DEL_MANUAL, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeClass("scope_class", array("class_category"=>"bizmodel", "more_values"=>"", "sql"=>"scope_class", "default_value"=>null, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeString("scope_restriction", array("allowed_values"=>null, "sql"=>"scope_restriction", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
//MetaModel::Init_AddAttribute(new AttributeDateTime("last_synchro_date", array("allowed_values"=>null, "sql"=>"last_synchro_date", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
// Format: '1 hour', '2 weeks', '3 hoursABCDEF'... Cf DateTime->Modify()
MetaModel::Init_AddAttribute(new AttributeString("full_load_periodicity", array("allowed_values"=>null, "sql"=>"full_load_periodicity", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
// MetaModel::Init_AddAttribute(new AttributeString("reconciliation_list", array("allowed_values"=>null, "sql"=>"reconciliation_list", "default_value"=>null, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("reconciliation_policy", array("allowed_values"=>new ValueSetEnum('use_primary_key,use_attributes'), "sql"=>"reconciliation_policy", "default_value"=>"use_attributes", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("action_on_zero", array("allowed_values"=>new ValueSetEnum('create,error'), "sql"=>"action_on_zero", "default_value"=>"create", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("action_on_one", array("allowed_values"=>new ValueSetEnum('update,error,delete'), "sql"=>"action_on_one", "default_value"=>"update", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("action_on_multiple", array("allowed_values"=>new ValueSetEnum('take_first,create,error'), "sql"=>"action_on_multiple", "default_value"=>"error", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("delete_policy", array("allowed_values"=>new ValueSetEnum('ignore,delete,update,update_then_delete'), "sql"=>"delete_policy", "default_value"=>"ignore", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeString("delete_policy_update", array("allowed_values"=>null, "sql"=>"delete_policy_update", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
// Format: '1 hour', '2 weeks', '3 hoursABCDEF'... Cf DateTime->Modify()
MetaModel::Init_AddAttribute(new AttributeString("delete_policy_retention", array("allowed_values"=>null, "sql"=>"delete_policy_retention", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeLinkedSet("attribute_list", array("linked_class"=>"SynchroAttribute", "ext_key_to_me"=>"sync_source_id", "allowed_values"=>null, "count_min"=>0, "count_max"=>0, "depends_on"=>array())));
// Display lists
MetaModel::Init_SetZListItems('details', array('name', 'description', 'status', 'user_id', 'scope_class', 'scope_restriction', 'full_load_periodicity', 'reconciliation_policy', 'action_on_zero', 'action_on_one', 'action_on_multiple', 'delete_policy', 'delete_policy_update', 'delete_policy_retention', 'attribute_list')); // Attributes to be displayed for the complete details
MetaModel::Init_SetZListItems('list', array('name', 'status', 'scope_class', 'user_id')); // Attributes to be displayed for a list
// Search criteria
MetaModel::Init_SetZListItems('standard_search', array('name', 'status', 'scope_class', 'user_id')); // Criteria of the std search form
// MetaModel::Init_SetZListItems('advanced_search', array('name')); // Criteria of the advanced search form
}
public function GetTargetClass()
{
return $this->Get('scope_class');
}
public function GetDataTable()
{
$sName = strtolower($this->GetTargetClass());
$sName = str_replace('\'"&@|\\/ ', '_', $sName); // Remove forbidden characters from the table name
$sName .= '_'.$this->GetKey(); // Add a suffix for unicity
$sTable = MetaModel::GetConfig()->GetDBSubName()."synchro_data_$sName"; // Add the prefix if any
return $sTable;
}
protected function AfterInsert()
{
parent::AfterInsert();
$sTable = $this->GetDataTable();
$aColumns = $this->GetSQLColumns();
$aFieldDefs = array();
// Allow '0', otherwise mysql will render an error when the id is not given
// (the trigger is expected to set the value, but it is not executed soon enough)
$aFieldDefs[] = "id INTEGER(11) NOT NULL DEFAULT 0 ";
$aFieldDefs[] = "`primary_key` VARCHAR(255) NULL DEFAULT NULL";
foreach($aColumns as $sColumn => $ColSpec)
{
$aFieldDefs[] = "`$sColumn` $ColSpec NULL DEFAULT NULL";
}
$aFieldDefs[] = "INDEX (id)";
$aFieldDefs[] = "INDEX (primary_key)";
$sFieldDefs = implode(', ', $aFieldDefs);
$sCreateTable = "CREATE TABLE `$sTable` ($sFieldDefs) ENGINE = innodb;";
CMDBSource::Query($sCreateTable);
$sTriggerInsert = "CREATE TRIGGER `{$sTable}_bi` BEFORE INSERT ON $sTable";
$sTriggerInsert .= " FOR EACH ROW";
$sTriggerInsert .= " BEGIN";
$sTriggerInsert .= " INSERT INTO priv_sync_replica (sync_source_id, status_last_seen, `status`) VALUES ({$this->GetKey()}, NOW(), 'new');";
$sTriggerInsert .= " SET NEW.id = LAST_INSERT_ID();";
$sTriggerInsert .= " END;";
CMDBSource::Query($sTriggerInsert);
$aModified = array();
foreach($aColumns as $sColumn => $ColSpec)
{
// <=> is a null-safe 'EQUALS' operator (there is no equivalent for "DIFFERS FROM")
$aModified[] = "NOT(NEW.`$sColumn` <=> OLD.`$sColumn`)";
}
$sIsModified = '('.implode(') OR (', $aModified).')';
// Update the replica
//
// status is forced to "new" if the replica was obsoleted directly from the state "new" (dest_id = null)
// otherwise, if status was either 'obsolete' or 'synchronized' it is turned into 'modified' or 'synchronized' depending on the changes
// otherwise, the status is left as is
$sTriggerUpdate = "CREATE TRIGGER `{$sTable}_bu` BEFORE UPDATE ON $sTable";
$sTriggerUpdate .= " FOR EACH ROW";
$sTriggerUpdate .= " BEGIN";
$sTriggerUpdate .= " IF @itopuser is null THEN";
$sTriggerUpdate .= " UPDATE priv_sync_replica SET status_last_seen = NOW(), `status` = IF(`status` = 'obsolete', IF(`dest_id` IS NULL, 'new', 'modified'), IF(`status` IN ('synchronized') AND ($sIsModified), 'modified', `status`)) WHERE sync_source_id = {$this->GetKey()} AND id = OLD.id;";
$sTriggerUpdate .= " SET NEW.id = OLD.id;"; // make sure this id won't change
$sTriggerUpdate .= " END IF;";
$sTriggerUpdate .= " END;";
CMDBSource::Query($sTriggerUpdate);
$sTriggerInsert = "CREATE TRIGGER `{$sTable}_ad` AFTER DELETE ON $sTable";
$sTriggerInsert .= " FOR EACH ROW";
$sTriggerInsert .= " BEGIN";
$sTriggerInsert .= " DELETE FROM priv_sync_replica WHERE id = OLD.id;";
$sTriggerInsert .= " END;";
CMDBSource::Query($sTriggerInsert);
}
protected function AfterDelete()
{
parent::AfterInsert();
$sTable = $this->GetDataTable();
$sDropTable = "DROP TABLE `$sTable`";
CMDBSource::Query($sDropTable);
// TO DO - check that triggers get dropped with the table
}
/**
* Perform a synchronization between the data stored in the replicas (&synchro_data_xxx_xx table)
* and the iTop objects. If the lastFullLoadStartDate is NOT specified then the full_load_periodicity
* is used to determine which records are obsolete.
* @param Hash $aDataToReplica Debugs/Trace information, one entry per replica
* @param DateTime $oLastFullLoadStartDate Date of the last full load (start date/time), if known
* @return void
*/
public function Synchronize(&$aDataToReplica, $oLastFullLoadStartDate = null)
{
// Create a change used for logging all the modifications/creations happening during the synchro
$oMyChange = MetaModel::NewObject("CMDBChange");
$oMyChange->Set("date", time());
$sUserString = CMDBChange::GetCurrentUserName();
$oMyChange->Set("userinfo", $sUserString);
$iChangeId = $oMyChange->DBInsert();
// Get all the replicas that were not seen in the last import and mark them as obsolete
if ($oLastFullLoadStartDate == null)
{
// No previous import known, use the full_load_periodicity value... and the current date
$oLastFullLoadStartDate = new DateTime(); // Now
// TO DO: how do we support localization here ??
$sLoadPeriodicity = trim($this->Get('full_load_periodicity'));
if (strlen($sLoadPeriodicity) > 0)
{
$sInterval = '-'.$sLoadPeriodicity;
// Note: the PHP doc states that Modify return FALSE in case of error
// but, this is actually NOT the case
// Therefore, I do compare before and after, considering that the
// format is incorrect when the datetime remains unchanged
$sBefore = $oLastFullLoadStartDate->Format('Y-m-d H:i:s');
$oLastFullLoadStartDate->Modify($sInterval);
$sAfter = $oLastFullLoadStartDate->Format('Y-m-d H:i:s');
if ($sBefore == $sAfter)
{
throw new CoreException("Data exchange: Wrong interval specification", array('interval' => $sInterval, 'source_id' => $this->GetKey()));
}
}
}
$sLimitDate = $oLastFullLoadStartDate->Format('Y-m-d H:i:s');
// TO DO: remove trace
echo "<p>sLimitDate: $sLimitDate</p>\n";
$sSelectToObsolete = "SELECT SynchroReplica WHERE sync_source_id = :source_id AND status IN ('new', 'synchronized', 'modified', 'orphan') AND status_last_seen < :last_import";
$oSetToObsolete = new DBObjectSet(DBObjectSearch::FromOQL($sSelectToObsolete), array() /* order by*/, array('source_id' => $this->GetKey(), 'last_import' => $sLimitDate));
while($oReplica = $oSetToObsolete->Fetch())
{
// TO DO: take the appropriate action based on the 'delete_policy' field
$sUpdateOnObsolete = $this->Get('delete_policy');
if ( ($sUpdateOnObsolete == 'update') || ($sUpdateOnObsolete == 'update_then_delete') )
{
// TO DO: remove trace
echo "<p>Destination object: (dest_id:".$oReplica->Get('dest_id').") to be updated.</p>";
$aToUpdate = array();
$aToUpdate = explode(';', $this->Get('delete_policy_update')); //ex: 'status:obsolete;description:stopped',
foreach($aToUpdate as $sUpdateSpec)
{
$aUpdateSpec = explode(':', $sUpdateSpec);
if (count($aUpdateSpec) == 2)
{
$sAttCode = $aUpdateSpec[0];
$sValue = $aUpdateSpec[1];
$aToUpdate[$sAttCode] = $sValue;
}
}
$oReplica->UpdateDestObject($aToUpdate, $oMyChange);
}
// TO DO: remove trace
echo "<p>Replica id:".$oReplica->GetKey()." (dest_id:".$oReplica->Get('dest_id').") marked as obsolete</p>";
$oReplica->Set('status', 'obsolete');
$oReplica->DBUpdateTracked($oMyChange);
}
// Get all the replicas that are 'new' or modified
//
// Get the list of SQL columns
$sClass = $this->GetTargetClass();
// TO DO: remove trace
echo "<p>TargetClass: $sClass</p>";
$aAttCodes = array();
$sSelectAtt = "SELECT SynchroAttribute WHERE sync_source_id = :source_id AND update = 1";
$oSetAtt = new DBObjectSet(DBObjectSearch::FromOQL($sSelectAtt), array() /* order by*/, array('source_id' => $this->GetKey()) /* aArgs */);
while ($oSyncAtt = $oSetAtt->Fetch())
{
$aAttCodes[] = $oSyncAtt->Get('attcode');
}
$aColumns = $this->GetSQLColumns($aAttCodes);
$aExtDataFields = array_keys($aColumns);
$aExtDataFields[] = 'primary_key';
$aExtDataSpec = array(
'table' => $this->GetDataTable(),
'join_key' => 'id',
'fields' => $aExtDataFields
);
// Get the list of reconciliation keys
$aReconciliationKeys = array();
if ($this->Get('reconciliation_policy') == 'use_attributes')
{
$sSelectAtt = "SELECT SynchroAttribute WHERE sync_source_id = :source_id AND reconcile = 1";
$oAttSet = new DBObjectSet(DBObjectSearch::FromOQL($sSelectAtt), array() /* order by*/, array('source_id' => $this->GetKey()) /* aArgs */);
while ($oSyncAtt = $oAttSet->Fetch())
{
$aReconciliationKeys[] = $oSyncAtt->Get('attcode');
}
}
elseif ($this->Get('reconciliation_policy') == 'use_primary_key')
{
$aReconciliationKeys[] = "primary_key";
}
// TO DO: remove trace
echo "Reconciliation on: {".implode(', ', $aReconciliationKeys)."}<br/>\n";
$aAttributes = array();
foreach($aAttCodes as $sAttCode)
{
$oAttDef = MetaModel::GetAttributeDef($this->GetTargetClass(), $sAttCode);
if ($oAttDef->IsWritable() && $oAttDef->IsScalar())
{
$aAttributes[] = $sAttCode;
}
}
$sSelectToSync = "SELECT SynchroReplica WHERE (status = 'new' OR status = 'modified') AND sync_source_id = :source_id";
$oSetToSync = new DBObjectSet(DBObjectSearch::FromOQL($sSelectToSync), array() /* order by*/, array('source_id' => $this->GetKey()) /* aArgs */, $aExtDataSpec, 0 /* limitCount */, 0 /* limitStart */);
while($oReplica = $oSetToSync->Fetch())
{
$oReplica->Synchro($this, $aReconciliationKeys, $aAttributes, $oMyChange);
}
// Get all the replicas that are to be deleted
//
$oDeletionDate = $oLastFullLoadStartDate;
$sDeleteRetention = trim($this->Get('delete_policy_retention'));
if (strlen($sDeleteRetention) > 0)
{
$sInterval = '-'.$sDeleteRetention;
// Note: the PHP doc states that Modify return FALSE in case of error
// but, this is actually NOT the case
// Therefore, I do compare before and after, considering that the
// format is incorrect when the datetime remains unchanged
$sBefore = $oDeletionDate->Format('Y-m-d H:i:s');
$oDeletionDate->Modify($sInterval);
$sAfter = $oDeletionDate->Format('Y-m-d H:i:s');
if ($sBefore == $sAfter)
{
throw new CoreException("Data exchange: Wrong interval specification", array('interval' => $sInterval, 'source_id' => $this->GetKey()));
}
}
$sDeletionDate = $oDeletionDate->Format('Y-m-d H:i:s');
// TO DO: remove trace
echo "<p>sDeletionDate: $sDeletionDate</p>\n";
$sSelectToDelete = "SELECT SynchroReplica WHERE sync_source_id = :source_id AND status IN ('obsolete') AND status_last_seen < :last_import";
$oSetToDelete = new DBObjectSet(DBObjectSearch::FromOQL($sSelectToDelete), array() /* order by*/, array('source_id' => $this->GetKey(), 'last_import' => $sDeletionDate));
while($oReplica = $oSetToDelete->Fetch())
{
$sUpdateOnObsolete = $this->Get('delete_policy');
if ( ($sUpdateOnObsolete == 'delete') || ($sUpdateOnObsolete == 'update_then_delete') )
{
// TO DO: remove trace
echo "<p>Destination object: (dest_id:".$oReplica->Get('dest_id').") to be DELETED.</p>";
// TO DO: delete the dest object for real...
$oReplica->DeleteDestObject($oMyChange);
}
// TO DO: remove trace
echo "<p>Replica id:".$oReplica->GetKey()." (dest_id:".$oReplica->Get('dest_id').") to be deleted</p>";
$oReplica->DBDeleteTracked($oMyChange);
}
return;
}
/**
* Get the list of SQL columns corresponding to a particular list of attribute codes
* Defaults to the whole list of columns for the current class
*/
public function GetSQLColumns($aAttributeCodes = null)
{
$aColumns = array();
$sClass = $this->GetTargetClass();
if (is_null($aAttributeCodes))
{
$aAttributeCodes = array();
foreach(MetaModel::ListAttributeDefs($sClass) as $sAttCode => $oAttDef)
{
if ($sAttCode == 'finalclass') continue;
$aAttributeCodes[] = $sAttCode;
}
}
foreach($aAttributeCodes as $sAttCode)
{
$oAttDef = MetaModel::GetAttributeDef($sClass, $sAttCode);
foreach($oAttDef->GetSQLColumns() as $sField => $sDBFieldType)
{
$aColumns[$sField] = $sDBFieldType;
}
}
return $aColumns;
}
public function IsRunning()
{
$sOQL = "SELECT SynchroLog WHERE sync_source_id = :source_id AND status='running'";
$oSet = new DBObjectSet(DBObjectSearch::FromOQL($sOQL), array('start_date' => false) /* order by*/, array('source_id' => $this->GetKey()) /* aArgs */, array(), 1 /* limitCount */, 0 /* limitStart */);
if ($oSet->Count() < 1)
{
$bRet = false;
}
else
{
$bRet = true;
}
return $bRet;
}
public function GetLatestLog()
{
$oLog = null;
$sOQL = "SELECT SynchroLog WHERE sync_source_id = :source_id";
$oSet = new DBObjectSet(DBObjectSearch::FromOQL($sOQL), array('start_date' => false) /* order by*/, array('source_id' => $this->GetKey()) /* aArgs */, array(), 1 /* limitCount */, 0 /* limitStart */);
if ($oSet->Count() >= 1)
{
$oLog = $oSet->Fetch();
}
return $oLog;
}
/**
* Retrieve from the log, the date of the last completed import
* @return DateTime
*/
public function GetLastCompletedImportDate()
{
$date = null;
$sOQL = "SELECT SynchroLog WHERE sync_source_id = :source_id AND status='completed'";
$oSet = new DBObjectSet(DBObjectSearch::FromOQL($sOQL), array('end_date' => false) /* order by*/, array('source_id' => $this->GetKey()) /* aArgs */, array(), 0 /* limitCount */, 0 /* limitStart */);
if ($oSet->Count() >= 1)
{
$oLog = $oSet->Fetch();
$date = $oLog->Get('end_date');
}
else
{
// TO DO: remove trace
echo "<p>No completed log found</p>\n";
}
return $date;
}
}
class SynchroAttribute extends cmdbAbstractObject
{
public static function Init()
{
$aParams = array
(
"category" => "core/cmdb,view_in_gui",
"key_type" => "autoincrement",
"name_attcode" => "",
"state_attcode" => "",
"reconc_keys" => array(),
"db_table" => "priv_sync_att",
"db_key_field" => "id",
"db_finalclass_field" => "",
"display_template" => "",
);
MetaModel::Init_Params($aParams);
MetaModel::Init_InheritAttributes();
MetaModel::Init_AddAttribute(new AttributeExternalKey("sync_source_id", array("targetclass"=>"SynchroDataSource", "jointype"=> "", "allowed_values"=>null, "sql"=>"sync_source_id", "is_null_allowed"=>false, "on_target_delete"=>DEL_AUTO, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeString("attcode", array("allowed_values"=>null, "sql"=>"attcode", "default_value"=>null, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeBoolean("update", array("allowed_values"=>null, "sql"=>"update", "default_value"=>true, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeBoolean("reconcile", array("allowed_values"=>null, "sql"=>"reconcile", "default_value"=>false, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("update_policy", array("allowed_values"=>new ValueSetEnum('master_locked,master_unlocked,write_once'), "sql"=>"update_policy", "default_value"=>"master_locked", "is_null_allowed"=>false, "depends_on"=>array())));
// Display lists
MetaModel::Init_SetZListItems('details', array('sync_source_id', 'attcode', 'update', 'reconcile', 'update_policy')); // Attributes to be displayed for the complete details
MetaModel::Init_SetZListItems('list', array('sync_source_id', 'attcode', 'update', 'reconcile', 'update_policy')); // Attributes to be displayed for a list
// Search criteria
// MetaModel::Init_SetZListItems('standard_search', array('name')); // Criteria of the std search form
// MetaModel::Init_SetZListItems('advanced_search', array('name')); // Criteria of the advanced search form
}
}
class SynchroAttExtKey extends SynchroAttribute
{
public static function Init()
{
$aParams = array
(
"category" => "core/cmdb,view_in_gui",
"key_type" => "autoincrement",
"name_attcode" => "",
"state_attcode" => "",
"reconc_keys" => array(),
"db_table" => "priv_sync_att_extkey",
"db_key_field" => "id",
"db_finalclass_field" => "",
"display_template" => "",
);
MetaModel::Init_Params($aParams);
MetaModel::Init_InheritAttributes();
MetaModel::Init_AddAttribute(new AttributeString("reconciliation_attcode", array("allowed_values"=>null, "sql"=>"reconciliation_attcode", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
// Display lists
MetaModel::Init_SetZListItems('details', array('sync_source_id', 'attcode', 'update', 'reconcile', 'update_policy', 'reconciliation_attcode')); // Attributes to be displayed for the complete details
MetaModel::Init_SetZListItems('list', array('sync_source_id', 'attcode', 'update', 'reconcile', 'update_policy')); // Attributes to be displayed for a list
// Search criteria
// MetaModel::Init_SetZListItems('standard_search', array('name')); // Criteria of the std search form
// MetaModel::Init_SetZListItems('advanced_search', array('name')); // Criteria of the advanced search form
}
}
class SynchroAttLinkSet extends SynchroAttribute
{
public static function Init()
{
$aParams = array
(
"category" => "core/cmdb,view_in_gui",
"key_type" => "autoincrement",
"name_attcode" => "",
"state_attcode" => "",
"reconc_keys" => array(),
"db_table" => "priv_sync_att_linkset",
"db_key_field" => "id",
"db_finalclass_field" => "",
"display_template" => "",
);
MetaModel::Init_Params($aParams);
MetaModel::Init_InheritAttributes();
MetaModel::Init_AddAttribute(new AttributeString("row_separator", array("allowed_values"=>null, "sql"=>"row_separator", "default_value"=>'|', "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeString("attribute_separator", array("allowed_values"=>null, "sql"=>"attribute_separator", "default_value"=>';', "is_null_allowed"=>true, "depends_on"=>array())));
// Display lists
MetaModel::Init_SetZListItems('details', array('sync_source_id', 'attcode', 'update', 'reconcile', 'update_policy', 'row_separator', 'attribute_separator')); // Attributes to be displayed for the complete details
MetaModel::Init_SetZListItems('list', array('sync_source_id', 'attcode', 'update', 'reconcile', 'update_policy')); // Attributes to be displayed for a list
// Search criteria
// MetaModel::Init_SetZListItems('standard_search', array('name')); // Criteria of the std search form
// MetaModel::Init_SetZListItems('advanced_search', array('name')); // Criteria of the advanced search form
}
}
class SynchroLog extends CmdbAbstractObject
{
public static function Init()
{
$aParams = array
(
"category" => "core/cmdb,view_in_gui",
"key_type" => "autoincrement",
"name_attcode" => "",
"state_attcode" => "",
"reconc_keys" => array(),
"db_table" => "priv_sync_log",
"db_key_field" => "id",
"db_finalclass_field" => "",
"display_template" => "",
);
MetaModel::Init_Params($aParams);
MetaModel::Init_InheritAttributes();
MetaModel::Init_AddAttribute(new AttributeExternalKey("sync_source_id", array("targetclass"=>"SynchroDataSource", "jointype"=> "", "allowed_values"=>null, "sql"=>"sync_source_id", "is_null_allowed"=>false, "on_target_delete"=>DEL_AUTO, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeDateTime("start_date", array("allowed_values"=>null, "sql"=>"start_date", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeDateTime("end_date", array("allowed_values"=>null, "sql"=>"end_date", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("status", array("allowed_values"=>new ValueSetEnum('running,completed'), "sql"=>"status", "default_value"=>"running", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeInteger("stats_nb_seen", array("allowed_values"=>null, "sql"=>"stats_nb_seen", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeInteger("stats_nb_modified", array("allowed_values"=>null, "sql"=>"stats_nb_modified", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeInteger("stats_nb_errors", array("allowed_values"=>null, "sql"=>"stats_nb_errors", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeInteger("stats_nb_created", array("allowed_values"=>null, "sql"=>"stats_nb_created", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeInteger("stats_nb_deleted", array("allowed_values"=>null, "sql"=>"stats_nb_deleted", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeInteger("stats_nb_reconciled", array("allowed_values"=>null, "sql"=>"stats_nb_reconciled", "default_value"=>0, "is_null_allowed"=>false, "depends_on"=>array())));
// Display lists
MetaModel::Init_SetZListItems('details', array('sync_source_id', 'start_date', 'end_date', 'status', 'stats_nb_seen', 'stats_nb_modified', 'stats_nb_errors', 'stats_nb_created', 'stats_nb_deleted', 'stats_nb_reconciled')); // Attributes to be displayed for the complete details
MetaModel::Init_SetZListItems('list', array('sync_source_id', 'start_date', 'end_date', 'status', 'stats_nb_seen', 'stats_nb_modified', 'stats_nb_errors')); // Attributes to be displayed for a list
// Search criteria
// MetaModel::Init_SetZListItems('standard_search', array('name')); // Criteria of the std search form
// MetaModel::Init_SetZListItems('advanced_search', array('name')); // Criteria of the advanced search form
}
}
class SynchroReplica extends DBObject
{
static $aSearches = array(); // Cache of OQL queries used for reconciliation (per data source)
public static function Init()
{
$aParams = array
(
"category" => "core/cmdb,view_in_gui",
"key_type" => "autoincrement",
"name_attcode" => "",
"state_attcode" => "",
"reconc_keys" => array(),
"db_table" => "priv_sync_replica",
"db_key_field" => "id",
"db_finalclass_field" => "",
"display_template" => "",
);
MetaModel::Init_Params($aParams);
MetaModel::Init_InheritAttributes();
MetaModel::Init_AddAttribute(new AttributeExternalKey("sync_source_id", array("targetclass"=>"SynchroDataSource", "jointype"=> "", "allowed_values"=>null, "sql"=>"sync_source_id", "is_null_allowed"=>false, "on_target_delete"=>DEL_AUTO, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeInteger("dest_id", array("allowed_values"=>null, "sql"=>"dest_id", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeClass("dest_class", array("class_category"=>"bizmodel", "more_values"=>"", "sql"=>"dest_class", "default_value"=>null, "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeDateTime("status_last_seen", array("allowed_values"=>null, "sql"=>"status_last_seen", "default_value"=>"", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeEnum("status", array("allowed_values"=>new ValueSetEnum('new,synchronized,modified,orphan,obsolete'), "sql"=>"status", "default_value"=>"new", "is_null_allowed"=>false, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeBoolean("status_dest_creator", array("allowed_values"=>null, "sql"=>"status_dest_creator", "default_value"=>0, "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeString("status_last_error", array("allowed_values"=>null, "sql"=>"status_last_error", "default_value"=>'', "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeDateTime("info_creation_date", array("allowed_values"=>null, "sql"=>"info_creation_date", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeDateTime("info_last_modified", array("allowed_values"=>null, "sql"=>"info_last_modified", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
MetaModel::Init_AddAttribute(new AttributeDateTime("info_last_synchro", array("allowed_values"=>null, "sql"=>"info_last_synchro", "default_value"=>"", "is_null_allowed"=>true, "depends_on"=>array())));
// Display lists
MetaModel::Init_SetZListItems('details', array('sync_source_id', 'dest_id', 'dest_class', 'status_last_seen', 'status', 'status_dest_creator', 'status_last_error', 'info_creation_date', 'info_last_modified', 'info_last_synchro')); // Attributes to be displayed for the complete details
MetaModel::Init_SetZListItems('list', array('sync_source_id', 'dest_id', 'dest_class', 'status_last_seen', 'status', 'status_dest_creator', 'status_last_error')); // Attributes to be displayed for a list
// Search criteria
MetaModel::Init_SetZListItems('standard_search', array('sync_source_id', 'status_last_seen', 'status', 'status_dest_creator', 'dest_class', 'dest_id', 'status_last_error')); // Criteria of the std search form
// MetaModel::Init_SetZListItems('advanced_search', array('name')); // Criteria of the advanced search form
}
public function DBInsert()
{
throw new CoreException('A synchronization replica must be created only by the mean of triggers');
}
// Overload the deletion -> the replica has been created by the mean of a trigger,
// it will be deleted by the mean of a trigger too
public function DBDelete()
{
$oDataSource = MetaModel::GetObject('SynchroDataSource', $this->Get('sync_source_id'));
$sTable = $oDataSource->GetDataTable();
$sSQL = "DELETE FROM `$sTable` WHERE id = '{$this->GetKey()}'";
CMDBSource::Query($sSQL);
$this->m_bIsInDB = false;
$this->m_iKey = null;
}
public function SetLastError($sMessage, $oException = null)
{
if ($oException)
{
$sText = $sMessage.$oException->getMessage();
}
else
{
$sText = $sMessage;
}
if (strlen($sText) > 255)
{
$sText = substr($sText, 0, 200).'...('.strlen($sText).' chars)...';
}
$this->Set('status_last_error', $sText);
}
public function Synchro($oDataSource, $aReconciliationKeys, $aAttributes, $oChange)
{
switch($this->Get('status'))
{
case 'new':
// If needed, construct the query used for the reconciliation
if (!isset(self::$aSearches[$oDataSource->GetKey()]))
{
foreach($aReconciliationKeys as $sFilterCode)
{
$aCriterias[] = ($sFilterCode == 'primary_key' ? 'id' : $sFilterCode).' = :'.$sFilterCode;
}
$sOQL = "SELECT ".$oDataSource->GetTargetClass()." WHERE ".implode(' AND ', $aCriterias);
self::$aSearches[$oDataSource->GetKey()] = DBObjectSearch::FromOQL($sOQL);
}
// Get the criterias for the search
$aFilterValues = array();
foreach($aReconciliationKeys as $sFilterCode)
{
$aFilterValues[$sFilterCode] = $this->GetValueFromExtData($sFilterCode);
}
$oDestSet = new DBObjectSet(self::$aSearches[$oDataSource->GetKey()], array(), $aFilterValues);
$iCount = $oDestSet->Count();
// How many objects match the reconciliation criterias
switch($iCount)
{
case 0:
//echo "<p>Nothing found for: ".self::$aSearches[$oDataSource->GetKey()]->ToOQL(true, $aFilterValues)."</p>";
$this->CreateObjectFromReplica($oDataSource->GetTargetClass(), $aAttributes, $oChange);
break;
case 1:
//echo "<p>Found 1 for: ".self::$aSearches[$oDataSource->GetKey()]->ToOQL(true, $aFilterValues)."</p>";
$oDestObj = $oDestSet->Fetch();
$this->UpdateObjectFromReplica($oDestObj, $aAttributes, $oChange);
$this->Set('dest_id', $oDestObj->GetKey());
$this->Set('status_dest_creator', false);
$this->Set('dest_class', get_class($oDestObj));
break;
default:
$aConditions = array();
foreach($aFilterValues as $sCode => $sValue)
{
$aConditions[] = $sCode.'='.$sValue;
}
$sCondition = implode(' AND ', $aConditions);
//echo "<p>Found N for: ".self::$aSearches[$oDataSource->GetKey()]->ToOQL(true, $aFilterValues)."</p>";
$this->SetLastError($iCount.' destination objects match the reconciliation criterias: '.$sCondition);
}
break;
case 'modified':
$oDestObj = MetaModel::GetObject($oDataSource->GetTargetClass(), $this->Get('dest_id'));
if ($oDestObj == null)
{
$this->Set('status', 'orphan'); // The destination object has been deleted !
$this->SetLastError('Destination object deleted unexpectedly');
}
else
{
$this->UpdateObjectFromReplica($oDestObj, $aAttributes, $oChange);
}
break;
default: // Do nothing in all other cases
}
$this->DBUpdateTracked($oChange);
}
/**
* Updates the destination object with the Extended data found in the synchro_data_XXXX table
*/
protected function UpdateObjectFromReplica($oDestObj, $aAttributes, $oChange)
{
// TO DO: remove trace
echo "<p>Update object ".$oDestObj->GetHyperLink()."</p>";
foreach($aAttributes as $sAttCode)
{
$value = $this->GetValueFromExtData($sAttCode);
$oDestObj->Set($sAttCode, $value);
// TO DO: remove trace
echo "<p>&nbsp;&nbsp;&nbsp;Setting $sAttCode to $value</p>";
}
try
{
$oDestObj->DBUpdateTracked($oChange);
$this->Set('status_last_error', '');
$this->Set('status', 'synchronized');
}
catch(Exception $e)
{
$this->SetLastError('Unable to update destination object: ', $e);
}
}
/**
* Creates the destination object populating it with the Extended data found in the synchro_data_XXXX table
*/
protected function CreateObjectFromReplica($sClass, $aAttributes, $oChange)
{
// TO DO: remove trace
echo "<p>Creating new $sClass</p>";
$oDestObj = MetaModel::NewObject($sClass);
foreach($aAttributes as $sAttCode)
{
$value = $this->GetValueFromExtData($sAttCode);
$oDestObj->Set($sAttCode, $value);
// TO DO: remove trace
echo "<p>&nbsp;&nbsp;&nbsp;Setting $sAttCode to $value</p>";
}
try
{
$iNew = $oDestObj->DBInsertTracked($oChange);
// TO DO: remove trace
echo "<p>Created: $iNew</p>";
$this->Set('dest_id', $oDestObj->GetKey());
$this->Set('dest_class', get_class($oDestObj));
$this->Set('status_dest_creator', true);
$this->Set('status_last_error', '');
$this->Set('status', 'synchronized');
}
catch(Exception $e)
{
$this->SetLastError('Unable to create destination object: ', $e);
}
}
/**
* Update the destination object with given values
*/
public function UpdateDestObject($aValues, $oChange)
{
try
{
$oDestObj = MetaModel::GetObject($this->Get('dest_class'), $this->Get('dest_id'));
foreach($aValues as $sAttCode => $value)
{
$oDestObj->Set($sAttCode, $value);
}
$oDestObj->DBUpdateTracked($oChange);
}
catch(Exception $e)
{
$this->SetLastError('Unable to update the destination object: ', $e);
}
}
/**
* Delete the destination object
*/
public function DeleteDestObject($oChange)
{
if($this->Get('status_dest_creator'))
{
$oDestObj = MetaModel::GetObject($this->Get('dest_class'), $this->Get('dest_id'));
try
{
$oDestObj->DBDeleteTracked($oChange);
}
catch(Exception $e)
{
$this->SetLastError('Unable to delete the destination object: ', $e);
}
}
}
/**
* Get the value from the 'Extended Data' located in the synchro_data_xxx table for this replica
*/
protected function GetValueFromExtData($sColumnName)
{
$aData = $this->GetExtendedData();
return $aData[$sColumnName];
}
}
//if (UserRights::IsAdministrator())
{
$oAdminMenu = new MenuGroup('AdminTools', 80 /* fRank */);
new OQLMenuNode('DataSources', 'SELECT SynchroDataSource', $oAdminMenu->GetIndex(), 12 /* fRank */, true, 'SynchroDataSource', UR_ACTION_MODIFY, UR_ALLOWED_YES);
new WebPageMenuNode('Test:RunSynchro', '../synchro/synchro_exec.php', $oAdminMenu->GetIndex(), 13 /* fRank */);
}
?>