process_fops.h

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/* -*- C -*- */
/*
 * Copyright (c) 2015-2020 Seagate Technology LLC and/or its Affiliates
 *
 * 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.
 *
 * For any questions about this software or licensing,
 * please email opensource@seagate.com or cortx-questions@seagate.com.
 *
 */


#pragma once

#ifndef __MOTR_SSS_PROCESS_FOPS_H__
#define __MOTR_SSS_PROCESS_FOPS_H__

#include "lib/types_xc.h"
#include "lib/buf_xc.h"
#include "fid/fid.h"
#include "fid/fid_xc.h"

struct m0_ref;
struct m0_rpc_machine;
extern struct m0_fop_type m0_fop_process_fopt;
extern struct m0_fop_type m0_fop_process_rep_fopt;
extern struct m0_fop_type m0_fop_process_svc_list_rep_fopt;

enum m0_ss_process_req_cmd {
        M0_PROCESS_STOP,
        M0_PROCESS_RECONFIG,
        M0_PROCESS_HEALTH,
        M0_PROCESS_COUNTER,
        M0_PROCESS_QUIESCE,
        M0_PROCESS_RUNNING_LIST,
        M0_PROCESS_LIB_LOAD,
        M0_PROCESS_NR
};

struct m0_ss_process_req {
        uint32_t      ssp_cmd;
        struct m0_fid ssp_id;
        struct m0_buf ssp_param;
} M0_XCA_RECORD M0_XCA_DOMAIN(rpc);

struct m0_ss_process_rep {
        int32_t sspr_rc;
        int32_t sspr_health;
        m0_bcount_t sspr_free_seg;
        m0_bcount_t sspr_total_seg;
        m0_bcount_t sspr_free_disk;
        m0_bcount_t sspr_avail_disk;
        m0_bcount_t sspr_total_disk;
        struct m0_buf sspr_bckey;
        struct m0_buf sspr_bcrec;
        uint32_t      sspr_kv_count;
} M0_XCA_RECORD M0_XCA_DOMAIN(rpc);

struct m0_ss_process_svc_item {
        struct m0_fid ssps_fid;
        /* real size set from ss_svc_list_running_fill */
        char          ssps_name[1];
};

struct m0_ss_process_svc_list_rep {
        int32_t        sspr_rc;
        struct m0_bufs sspr_services;
} M0_XCA_RECORD M0_XCA_DOMAIN(rpc);

M0_INTERNAL struct m0_fop *m0_ss_process_fop_create(struct m0_rpc_machine *mach,
                                                    uint32_t               cmd,
                                                    const struct m0_fid   *fid);

M0_INTERNAL bool m0_ss_fop_is_process_req(const struct m0_fop *fop);
M0_INTERNAL struct m0_ss_process_req *m0_ss_fop_process_req(struct m0_fop *fop);

M0_INTERNAL struct m0_ss_process_rep* m0_ss_fop_process_rep(struct m0_fop *fop);

M0_INTERNAL struct  m0_ss_process_svc_list_rep *
                        m0_ss_fop_process_svc_list_rep(struct m0_fop *fop);

M0_INTERNAL int m0_ss_process_fops_init(void);
M0_INTERNAL void m0_ss_process_fops_fini(void);

M0_INTERNAL void m0_ss_process_stop_fop_release(struct m0_ref *ref);

#endif /* __MOTR_SSS_PROCESS_FOPS_H__ */

/*
 *  Local variables:
 *  c-indentation-style: "K&R"
 *  c-basic-offset: 8
 *  tab-width: 8
 *  fill-column: 80
 *  scroll-step: 1
 *  End:
 */