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one/include/QuotaImage.h
Pavel Czerný 442041fd07
F #6341: Generic Quotas
- Generic quotas are defined and read from oned.conf (QUOTA_VM_ATTRIBUTE)
- Generic quotas react to the running mode (i.e. account only when the VM is
  running). For each quota oned also adds a RUNNIN_* metric
- one.system.config API call has been updated so every user can read
  quota configuration:
    . Sensitive information is hidden (***)
    . Oneadmin group has no longer access to sensitive information
      through the API
- CLI has been updated to render generic quotas
- onedb fsck fixes generic quotas reading the configuration from
  oned.conf

Other changes in this PR:
- Refactor Quota metrics to use std::vector instead of C array
Squashed commit of the following:
- New methods to Template and Attribute classes to render hidden
  attributes as "***"
- Update Quota calls to not include unneeded quotas

co-authored-by:Ruben S. Montero <rsmontero@opennebula.org>
2024-01-08 14:07:03 +01:00

81 lines
2.8 KiB
C++

/* -------------------------------------------------------------------------- */
/* Copyright 2002-2023, 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 QUOTA_IMAGE_H_
#define QUOTA_IMAGE_H_
#include "Quota.h"
/**
* Image Quotas, defined as:
* IMAGE = [
* ID = <ID of the image>
* RVMS = <Max. number times the image can be instantiated>
* RVMS _USED = Current number of VMs using the image
* ]
*
* 0 = unlimited, default if missing
*/
class QuotaImage : public Quota
{
public:
QuotaImage(bool is_default):
Quota("IMAGE_QUOTA",
"IMAGE",
IMAGE_METRICS,
is_default)
{};
~QuotaImage(){};
/**
* Check if the resource allocation will exceed the quota limits. If not
* the usage counters are updated
* @param tmpl template for the resource
* @param default_quotas Quotas that contain the default limits
* @param error string
* @return true if the operation can be performed
*/
bool check(Template* tmpl, Quotas& default_quotas, std::string& error) override;
/**
* Decrement usage counters when deallocating image
* @param tmpl template for the resource
*/
void del(Template* tmpl) override;
protected:
/**
* Gets the default quota identified by its ID.
*
* @param id of the quota
* @param default_quotas Quotas that contain the default limits
* @param va The quota, if it is found
*
* @return 0 on success, -1 if not found
*/
int get_default_quota(const std::string& id,
Quotas& default_quotas,
VectorAttribute **va) override;
static const std::vector<std::string> IMAGE_METRICS;
};
#endif /*QUOTA_IMAGE_H_*/