mpls_kstate.cc

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/*
 * Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
 */

#include "kstate.h"
#include "mpls_kstate.h"

MplsKState::MplsKState(KMplsResp *obj, const std::string &resp_ctx,
                       vr_mpls_req &req, int id) : KState(resp_ctx, obj) {
    req.set_mr_label(id);
    if (id >= 0) {
        req.set_h_op(sandesh_op::GET);
    } else {
        req.set_h_op(sandesh_op::DUMP);
        req.set_mr_marker(-1);
    }
}

void MplsKState::SendNextRequest() {
    vr_mpls_req req;
    req.set_h_op(sandesh_op::DUMP);
    req.set_mr_label(0);
    int32_t label = boost::any_cast<int32_t>(more_context_);
    req.set_mr_marker(label);
    EncodeAndSend(req);
}

void MplsKState::Handler() {
    KMplsResp *resp = static_cast<KMplsResp *>(response_object_);
    if (resp) {
        if (MoreData()) {
            /* There are more labels in Kernel. We need to query them from
             * Kernel and send it to Sandesh.
             */
            SendResponse();
            SendNextRequest();
        } else {
            resp->set_context(response_context_);
            resp->Response();
            more_context_ = boost::any();
        }
    }
}

void MplsKState::SendResponse() {

    KMplsResp *resp = static_cast<KMplsResp *>(response_object_);
    resp->set_context(response_context_);
    resp->set_more(true);
    resp->Response();

    response_object_ = new KMplsResp();
}