repair_cli.c

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/* -*- C -*- */
/*
 * Copyright (c) 2012-2020 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.
 *
 */


#include "lib/assert.h"
#include "lib/memory.h"
#include "fop/fop.h"
#include "net/lnet/lnet.h"
#include "rpc/rpc.h"
#include "rpc/rpclib.h"
#include "repair_cli.h"

static struct m0_fid            process_fid = M0_FID_TINIT('r', 0, 1);
static struct m0_net_domain     cl_ndom;
static struct m0_rpc_client_ctx cl_ctx = {
        .rcx_net_dom            = &cl_ndom,
        .rcx_max_rpcs_in_flight = MAX_RPCS_IN_FLIGHT,
        .rcx_fid                = &process_fid,
};

const char *cl_ep_addr;
const char *srv_ep_addr[MAX_SERVERS];

M0_INTERNAL int repair_client_init(void)
{
        int rc;
        rc = m0_net_domain_init(&cl_ndom, m0_net_xprt_default_get());
        if (rc == 0) {
                cl_ctx.rcx_local_addr  = cl_ep_addr;
                cl_ctx.rcx_remote_addr = srv_ep_addr[0];

                rc = m0_rpc_client_start(&cl_ctx);
        }
        return rc;
}

M0_INTERNAL void repair_client_fini(void)
{
        m0_rpc_client_stop(&cl_ctx);

        m0_net_domain_fini(&cl_ndom);
}

M0_INTERNAL int repair_rpc_ctx_init(struct rpc_ctx *ctx, const char *sep)
{
        return m0_rpc_client_connect(&ctx->ctx_conn,
                                     &ctx->ctx_session,
                                     &cl_ctx.rcx_rpc_machine, sep,
                                     NULL, MAX_RPCS_IN_FLIGHT,
                             m0_time_from_now(M0_RPCLIB_UTIL_CONN_TIMEOUT, 0));
}

M0_INTERNAL void repair_rpc_ctx_fini(struct rpc_ctx *ctx)
{
        if (ctx->ctx_rc != 0)
                return;
        m0_rpc_session_destroy(&ctx->ctx_session, M0_TIME_NEVER);
        m0_rpc_conn_destroy(&ctx->ctx_conn, M0_TIME_NEVER);
}

M0_INTERNAL int repair_rpc_post(struct m0_fop *fop,
                                struct m0_rpc_session *session,
                                const struct m0_rpc_item_ops *ri_ops,
                                m0_time_t  deadline)
{
        struct m0_rpc_item *item;

        M0_PRE(fop != NULL);
        M0_PRE(session != NULL);

        item              = &fop->f_item;
        item->ri_ops      = ri_ops;
        item->ri_session  = session;
        item->ri_prio     = M0_RPC_ITEM_PRIO_MID;
        item->ri_deadline = deadline;
        item->ri_resend_interval = M0_TIME_NEVER;

        return m0_rpc_post(item);
}

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