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/*
* Copyright 2004-2024 the Pacemaker project contributors
*
* The version control history for this file may have further details.
*
* This source code is licensed under the GNU Lesser General Public License
* version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
*/
#ifndef PCMK__CRM_COMMON_CLONE_INTERNAL__H
#define PCMK__CRM_COMMON_CLONE_INTERNAL__H
#include <stdbool.h> // bool
#include <crm/common/scheduler_types.h> // pcmk_resource_t
#include <crm/common/resources.h> // pcmk_rsc_variant_clone
#ifdef __cplusplus
extern "C" {
#endif
// Clone resource flags (used in variant data)
enum pcmk__clone_flags {
// Whether instances should be started sequentially
pcmk__clone_ordered = (1 << 0),
// Whether promotion scores have been added
pcmk__clone_promotion_added = (1 << 1),
// Whether promotion constraints have been added
pcmk__clone_promotion_constrained = (1 << 2),
};
/*!
* \internal
* \brief Check whether a resource is a clone resource
*
* \param[in] rsc Resource to check
*
* \return true if \p rsc is a clone, otherwise false
*
* \note This does not return true if \p rsc has a clone ancestor.
*/
static inline bool
pcmk__is_clone(const pcmk_resource_t *rsc)
{
return (rsc != NULL) && (rsc->variant == pcmk_rsc_variant_clone);
}
/*!
* \internal
* \brief Check whether a resource is a globally unique clone
*
* \param[in] rsc Resource to check
*
* \return true if \p rsc is a unique clone, otherwise false
*/
static inline bool
pcmk__is_unique_clone(const pcmk_resource_t *rsc)
{
return pcmk__is_clone(rsc) && pcmk_is_set(rsc->flags, pcmk_rsc_unique);
}
/*!
* \internal
* \brief Check whether a resource is an anonymous clone
*
* \param[in] rsc Resource to check
*
* \return true if \p rsc is an anonymous clone, otherwise false
*/
static inline bool
pcmk__is_anonymous_clone(const pcmk_resource_t *rsc)
{
return pcmk__is_clone(rsc) && !pcmk_is_set(rsc->flags, pcmk_rsc_unique);
}
#ifdef __cplusplus
}
#endif
#endif // PCMK__CRM_COMMON_CLONE_INTERNAL__H
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