mirror of
https://github.com/OpenNebula/one.git
synced 2024-12-22 13:33:52 +03:00
257 lines
6.9 KiB
C++
257 lines
6.9 KiB
C++
/* -------------------------------------------------------------------------- */
|
|
/* Copyright 2002-2020, OpenNebula Project, OpenNebula Systems */
|
|
/* */
|
|
/* Licensed under the Apache License, Version 2.0 (the "License"); you may */
|
|
/* not use this file except in compliance with the License. You may obtain */
|
|
/* a copy of the License at */
|
|
/* */
|
|
/* http://www.apache.org/licenses/LICENSE-2.0 */
|
|
/* */
|
|
/* Unless required by applicable law or agreed to in writing, software */
|
|
/* distributed under the License is distributed on an "AS IS" BASIS, */
|
|
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
|
|
/* See the License for the specific language governing permissions and */
|
|
/* limitations under the License. */
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
#ifndef GROUP_QUOTAS_H_
|
|
#define GROUP_QUOTAS_H_
|
|
|
|
#include "Quotas.h"
|
|
#include "ObjectSQL.h"
|
|
|
|
class QuotasSQL : public Quotas, ObjectSQL
|
|
{
|
|
public:
|
|
/**
|
|
* Reads the ObjectSQL (identified with its OID) from the database.
|
|
* @param oid the Group/User oid
|
|
* @param db pointer to the db
|
|
* @return 0 on success
|
|
*/
|
|
int select(int _oid, SqlDB *db)
|
|
{
|
|
oid = _oid;
|
|
return select(db);
|
|
};
|
|
|
|
/**
|
|
* Writes the Quotas in the database.
|
|
* @param db pointer to the db
|
|
* @return 0 on success
|
|
*/
|
|
int insert(int _oid, SqlDB *db, string& error_str)
|
|
{
|
|
oid = _oid;
|
|
return insert(db, error_str);
|
|
};
|
|
|
|
/**
|
|
* Writes/updates the Quotas fields in the database.
|
|
* @param db pointer to the db
|
|
* @return 0 on success
|
|
*/
|
|
int update(int _oid, SqlDB *db)
|
|
{
|
|
oid = _oid;
|
|
return update(db);
|
|
}
|
|
|
|
/**
|
|
* Removes the Quotas from the database.
|
|
* @param db pointer to the db
|
|
* @return 0 on success
|
|
*/
|
|
int drop(SqlDB * db);
|
|
|
|
protected:
|
|
|
|
QuotasSQL(const char * ds_xpath,
|
|
const char * net_xpath,
|
|
const char * img_xpath,
|
|
const char * vm_xpath):
|
|
Quotas(ds_xpath, net_xpath, img_xpath, vm_xpath, false),
|
|
ObjectSQL(),
|
|
oid(-1){};
|
|
|
|
virtual ~QuotasSQL(){};
|
|
|
|
virtual const char * table() const = 0;
|
|
|
|
virtual const char * table_names() const = 0;
|
|
|
|
virtual const char * table_oid_column() const = 0;
|
|
|
|
int from_xml(const string& xml);
|
|
|
|
private:
|
|
/**
|
|
* User/Group oid. Must be set before a DB write operation
|
|
*/
|
|
int oid;
|
|
|
|
/**
|
|
* Reads the ObjectSQL (identified with its OID) from the database.
|
|
* @param db pointer to the db
|
|
* @return 0 on success
|
|
*/
|
|
int select(SqlDB * db);
|
|
|
|
/**
|
|
* Writes the Quotas in the database.
|
|
* @param db pointer to the db
|
|
* @return 0 on success
|
|
*/
|
|
int insert(SqlDB *db, string& error_str)
|
|
{
|
|
return insert_replace(db, false, error_str);
|
|
};
|
|
|
|
/**
|
|
* Writes/updates the Quotas fields in the database.
|
|
* @param db pointer to the db
|
|
* @return 0 on success
|
|
*/
|
|
int update(SqlDB *db)
|
|
{
|
|
string error_str;
|
|
return insert_replace(db, true, error_str);
|
|
}
|
|
|
|
/**
|
|
* Callback function to read a Quotas object (Quotas::select)
|
|
* @param num the number of columns read from the DB
|
|
* @para names the column names
|
|
* @para vaues the column values
|
|
* @return 0 on success
|
|
*/
|
|
int select_cb(void *nil, int num, char **values, char **names);
|
|
|
|
/**
|
|
* Execute an INSERT or REPLACE Sql query.
|
|
* @param db The SQL DB
|
|
* @param replace Execute an INSERT or a REPLACE
|
|
* @param error_str Returns the error reason, if any
|
|
* @return 0 one success
|
|
*/
|
|
int insert_replace(SqlDB *db, bool replace, string& error_str);
|
|
|
|
/**
|
|
* Generates a string representation of the quotas in XML format, enclosed
|
|
* in the QUOTAS tag
|
|
* @param xml the string to store the XML
|
|
* @return the same xml string to use it in << compounds
|
|
*/
|
|
string& to_xml_db(string& xml) const;
|
|
};
|
|
|
|
/* -------------------------------------------------------------------------- */
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
class GroupQuotas : public QuotasSQL
|
|
{
|
|
public:
|
|
GroupQuotas():QuotasSQL(
|
|
"/QUOTAS/DATASTORE_QUOTA",
|
|
"/QUOTAS/NETWORK_QUOTA",
|
|
"/QUOTAS/IMAGE_QUOTA",
|
|
"/QUOTAS/VM_QUOTA"){};
|
|
|
|
virtual ~GroupQuotas(){};
|
|
|
|
/**
|
|
* Bootstraps the database table for group quotas
|
|
* @return 0 on success
|
|
*/
|
|
static int bootstrap(SqlDB * db)
|
|
{
|
|
ostringstream oss_quota(GroupQuotas::db_bootstrap);
|
|
|
|
return db->exec_local_wr(oss_quota);
|
|
};
|
|
|
|
protected:
|
|
|
|
const char * table() const
|
|
{
|
|
return db_table;
|
|
};
|
|
|
|
const char * table_names() const
|
|
{
|
|
return db_names;
|
|
};
|
|
|
|
const char * table_oid_column() const
|
|
{
|
|
return db_oid_column;
|
|
};
|
|
|
|
private:
|
|
|
|
friend class GroupPool;
|
|
|
|
// *************************************************************************
|
|
// DataBase implementation
|
|
// *************************************************************************
|
|
static const char * db_names;
|
|
static const char * db_bootstrap;
|
|
static const char * db_table;
|
|
static const char * db_oid_column;
|
|
};
|
|
|
|
/* -------------------------------------------------------------------------- */
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
class UserQuotas : public QuotasSQL
|
|
{
|
|
public:
|
|
UserQuotas():QuotasSQL(
|
|
"/QUOTAS/DATASTORE_QUOTA",
|
|
"/QUOTAS/NETWORK_QUOTA",
|
|
"/QUOTAS/IMAGE_QUOTA",
|
|
"/QUOTAS/VM_QUOTA"){};
|
|
|
|
/**
|
|
* Bootstraps the database table for user quotas
|
|
* @return 0 on success
|
|
*/
|
|
static int bootstrap(SqlDB * db)
|
|
{
|
|
ostringstream oss_quota(UserQuotas::db_bootstrap);
|
|
|
|
return db->exec_local_wr(oss_quota);
|
|
};
|
|
|
|
protected:
|
|
|
|
const char * table() const
|
|
{
|
|
return db_table;
|
|
};
|
|
|
|
const char * table_names() const
|
|
{
|
|
return db_names;
|
|
};
|
|
|
|
const char * table_oid_column() const
|
|
{
|
|
return db_oid_column;
|
|
};
|
|
|
|
private:
|
|
|
|
friend class UserPool;
|
|
|
|
// *************************************************************************
|
|
// DataBase implementation
|
|
// *************************************************************************
|
|
static const char * db_names;
|
|
static const char * db_bootstrap;
|
|
static const char * db_table;
|
|
static const char * db_oid_column;
|
|
};
|
|
|
|
#endif /*QUOTAS_SQL_H_*/
|