group_internal.h
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group_internal.h
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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_GROUP_INTERNAL__H
	#define PCMK__CRM_COMMON_GROUP_INTERNAL__H

	#include <stdio.h> // NULL
	#include <stdbool.h> // bool
	#include <crm/common/scheduler_types.h> // pcmk_resource_t
	#include <crm/common/resources_internal.h> // pcmk__rsc_variant_group etc.

	#ifdef __cplusplus
	extern "C" {
	#endif

	// Group resource flags (used in variant data)
	enum pcmk__group_flags {
	pcmk__group_ordered = (1 << 0), // Members start sequentially
	pcmk__group_colocated = (1 << 1), // Members must be on same node
	};

	/*!
	* \internal
	* \brief Check whether a resource is a group resource
	*
	* \param[in] rsc Resource to check
	*
	* \return true if \p rsc is a group, otherwise false
	*
	* \note This does not return true if \p rsc is a clone of a group.
	*/
	static inline bool
	pcmk__is_group(const pcmk_resource_t *rsc)
	{
	return (rsc != NULL) && (rsc->priv->variant == pcmk__rsc_variant_group);
	}

	#ifdef __cplusplus
	}
	#endif

	#endif // PCMK__CRM_COMMON_GROUP_INTERNAL__H