Avoid unnecessary updates for the is_active column.

Fixes #5124

components/db_ido_mysql/idomysqlconnection.cpp

@@ -206,10 +206,8 @@ void IdoMysqlConnection::Reconnect(void)
 		/* clear config tables for the initial config dump */
 		ClearConfigTables();
 
-		Query("UPDATE " + GetTablePrefix() + "objects SET is_active = 0");
-
 		std::ostringstream q1buf;
-		q1buf << "SELECT object_id, objecttype_id, name1, name2 FROM " + GetTablePrefix() + "objects WHERE instance_id = " << static_cast<long>(m_InstanceID);
+		q1buf << "SELECT object_id, objecttype_id, name1, name2, is_active FROM " + GetTablePrefix() + "objects WHERE instance_id = " << static_cast<long>(m_InstanceID);
 		rows = Query(q1buf.str());
 
 		ObjectLock olock(rows);
@@ -221,6 +219,7 @@ void IdoMysqlConnection::Reconnect(void)
 
 			DbObject::Ptr dbobj = dbtype->GetOrCreateObjectByName(row->Get("name1"), row->Get("name2"));
 			SetObjectID(dbobj, DbReference(row->Get("object_id")));
+			SetObjectActive(dbobj, row->Get("is_active"));
 		}
 
 		Query("BEGIN");
@@ -239,7 +238,9 @@ void IdoMysqlConnection::ClearConfigTables(void)
 	ClearConfigTable("contactgroup_members");
 	ClearConfigTable("contactgroups");
 	ClearConfigTable("contacts");
+	ClearConfigTable("contactstatus");
 	ClearConfigTable("customvariables");
+	ClearConfigTable("customvariablestatus");
 	ClearConfigTable("host_contactgroups");
 	ClearConfigTable("host_contacts");
 	ClearConfigTable("host_parenthosts");
@@ -247,6 +248,8 @@ void IdoMysqlConnection::ClearConfigTables(void)
 	ClearConfigTable("hostgroup_members");
 	ClearConfigTable("hostgroups");
 	ClearConfigTable("hosts");
+	ClearConfigTable("hoststatus");
+	ClearConfigTable("programstatus");
 	ClearConfigTable("scheduleddowntime");
 	ClearConfigTable("service_contactgroups");
 	ClearConfigTable("service_contacts");
@@ -254,6 +257,7 @@ void IdoMysqlConnection::ClearConfigTables(void)
 	ClearConfigTable("servicegroup_members");
 	ClearConfigTable("servicegroups");
 	ClearConfigTable("services");
+	ClearConfigTable("servicestatus");
 	ClearConfigTable("timeperiod_timeranges");
 	ClearConfigTable("timeperiods");
 }
@@ -349,14 +353,8 @@ Dictionary::Ptr IdoMysqlConnection::FetchRow(MYSQL_RES *result)
 	Dictionary::Ptr dict = make_shared<Dictionary>();
 
 	mysql_field_seek(result, 0);
-	for (field = mysql_fetch_field(result), i = 0; field; field = mysql_fetch_field(result), i++) {
+	for (field = mysql_fetch_field(result), i = 0; field; field = mysql_fetch_field(result), i++)
-		Value value;
+		dict->Set(field->name, String(row[i], row[i] + lengths[i]));
-
-		if (field)
-			value = String(row[i], row[i] + lengths[i]);
-
-		dict->Set(field->name, value);
-	}
 
 	return dict;
 }
@@ -519,12 +517,8 @@ void IdoMysqlConnection::InternalExecuteQuery(const DbQuery& query)
 
 		if (hasid)
 			type = DbQueryUpdate;
-		else {
+		else
-			if (query.WhereCriteria)
-				Query("DELETE FROM " + GetTablePrefix() + query.Table + where.str());
-
 			type = DbQueryInsert;
-		}
 	} else
 		type = query.Type;
 

components/db_ido_pgsql/idopgsqlconnection.cpp

@@ -210,10 +210,8 @@ void IdoPgsqlConnection::Reconnect(void)
 		/* clear config tables for the initial config dump */
 		ClearConfigTables();
 
-		Query("UPDATE " + GetTablePrefix() + "objects SET is_active = 0");
-
 		std::ostringstream q1buf;
-		q1buf << "SELECT object_id, objecttype_id, name1, name2 FROM " + GetTablePrefix() + "objects WHERE instance_id = " << static_cast<long>(m_InstanceID);
+		q1buf << "SELECT object_id, objecttype_id, name1, name2, is_active FROM " + GetTablePrefix() + "objects WHERE instance_id = " << static_cast<long>(m_InstanceID);
 		rows = Query(q1buf.str());
 
 		ObjectLock olock(rows);
@@ -225,6 +223,7 @@ void IdoPgsqlConnection::Reconnect(void)
 
 			DbObject::Ptr dbobj = dbtype->GetOrCreateObjectByName(row->Get("name1"), row->Get("name2"));
 			SetObjectID(dbobj, DbReference(row->Get("object_id")));
+			SetObjectActive(dbobj, row->Get("is_active"));
 		}
 
 		Query("BEGIN");
@@ -243,7 +242,9 @@ void IdoPgsqlConnection::ClearConfigTables(void)
 	ClearConfigTable("contactgroup_members");
 	ClearConfigTable("contactgroups");
 	ClearConfigTable("contacts");
+	ClearConfigTable("contactstatus");
 	ClearConfigTable("customvariables");
+	ClearConfigTable("customvariablestatus");
 	ClearConfigTable("host_contactgroups");
 	ClearConfigTable("host_contacts");
 	ClearConfigTable("host_parenthosts");
@@ -251,6 +252,8 @@ void IdoPgsqlConnection::ClearConfigTables(void)
 	ClearConfigTable("hostgroup_members");
 	ClearConfigTable("hostgroups");
 	ClearConfigTable("hosts");
+	ClearConfigTable("hoststatus");
+	ClearConfigTable("programstatus");
 	ClearConfigTable("scheduleddowntime");
 	ClearConfigTable("service_contactgroups");
 	ClearConfigTable("service_contacts");
@@ -258,6 +261,7 @@ void IdoPgsqlConnection::ClearConfigTables(void)
 	ClearConfigTable("servicegroup_members");
 	ClearConfigTable("servicegroups");
 	ClearConfigTable("services");
+	ClearConfigTable("servicestatus");
 	ClearConfigTable("timeperiod_timeranges");
 	ClearConfigTable("timeperiods");
 }
@@ -529,12 +533,8 @@ void IdoPgsqlConnection::InternalExecuteQuery(const DbQuery& query)
 
 		if (hasid)
 			type = DbQueryUpdate;
-		else {
+		else
-			if (query.WhereCriteria)
-				Query("DELETE FROM " + GetTablePrefix() + query.Table + where.str());
-
 			type = DbQueryInsert;
-		}
 	} else
 		type = query.Type;
 

lib/db_ido/dbconnection.cpp

@@ -201,10 +201,24 @@ DbReference DbConnection::GetInsertID(const DbObject::Ptr& dbobj) const
 	return it->second;
 }
 
+void DbConnection::SetObjectActive(const DbObject::Ptr& dbobj, bool active)
+{
+	if (active)
+		m_ActiveObjects.insert(dbobj);
+	else
+		m_ActiveObjects.erase(dbobj);
+}
+
+bool DbConnection::GetObjectActive(const DbObject::Ptr& dbobj) const
+{
+	return (m_ActiveObjects.find(dbobj) != m_ActiveObjects.end());
+}
+
 void DbConnection::ClearIDCache(void)
 {
 	m_ObjectIDs.clear();
 	m_InsertIDs.clear();
+	m_ActiveObjects.clear();
 }
 
 void DbConnection::SetConfigUpdate(const DbObject::Ptr& dbobj, bool hasupdate)
@@ -246,7 +260,9 @@ void DbConnection::UpdateAllObjects(void)
 			DbObject::Ptr dbobj = DbObject::GetOrCreateByObject(object);
 
 			if (dbobj) {
-				ActivateObject(dbobj);
+				if (!GetObjectActive(dbobj))
+					ActivateObject(dbobj);
+
 				dbobj->SendConfigUpdate();
 				dbobj->SendStatusUpdate();
 			}

lib/db_ido/dbconnection.h

@@ -47,6 +47,9 @@ public:
 	void SetInsertID(const DbObject::Ptr& dbobj, const DbReference& dbref);
 	DbReference GetInsertID(const DbObject::Ptr& dbobj) const;
 
+	void SetObjectActive(const DbObject::Ptr& dbobj, bool active);
+	bool GetObjectActive(const DbObject::Ptr& dbobj) const;
+
 	void ClearIDCache(void);
 
 	void SetConfigUpdate(const DbObject::Ptr& dbobj, bool hasupdate);
@@ -69,6 +72,7 @@ protected:
 private:
 	std::map<DbObject::Ptr, DbReference> m_ObjectIDs;
 	std::map<DbObject::Ptr, DbReference> m_InsertIDs;
+	std::set<DbObject::Ptr> m_ActiveObjects;
 	std::set<DbObject::Ptr> m_ConfigUpdates;
 	std::set<DbObject::Ptr> m_StatusUpdates;
 	Timer::Ptr m_CleanUpTimer;

lib/db_ido/hostdbobject.cpp

@@ -194,22 +194,6 @@ void HostDbObject::OnConfigUpdate(void)
 	Host::Ptr host = static_pointer_cast<Host>(GetObject());
 
 	/* parents, host dependencies */
-	DbQuery query_del1;
-	query_del1.Table = GetType()->GetTable() + "_parenthosts";
-	query_del1.Type = DbQueryDelete;
-	query_del1.Category = DbCatConfig;
-	query_del1.WhereCriteria = make_shared<Dictionary>();
-	query_del1.WhereCriteria->Set(GetType()->GetTable() + "_id", DbValue::FromObjectInsertID(GetObject()));
-	OnQuery(query_del1);
-
-	DbQuery query_del2;
-	query_del2.Table = GetType()->GetTable() + "dependencies";
-	query_del2.Type = DbQueryDelete;
-	query_del2.Category = DbCatConfig;
-	query_del2.WhereCriteria = make_shared<Dictionary>();
-	query_del2.WhereCriteria->Set("dependent_host_object_id", host);
-	OnQuery(query_del2);
-
 	BOOST_FOREACH(const Host::Ptr& parent, host->GetParentHosts()) {
 		Log(LogDebug, "db_ido", "host parents: " + parent->GetName());
 
@@ -284,14 +268,6 @@ void HostDbObject::OnConfigUpdate(void)
 	/* custom variables */
 	Log(LogDebug, "ido", "host customvars for '" + host->GetName() + "'");
 
-	DbQuery query_del3;
-	query_del3.Table = "customvariables";
-	query_del3.Type = DbQueryDelete;
-	query_del3.Category = DbCatConfig;
-	query_del3.WhereCriteria = make_shared<Dictionary>();
-	query_del3.WhereCriteria->Set("object_id", host);
-	OnQuery(query_del3);
-
 	Dictionary::Ptr customvars;
 	{
 		ObjectLock olock(host);