forked from Mirror/frr
b3facc23df
For those packets that we are not sending 16k of data, but something far less than 256 bytes. Reduce those stream sizes we allocate to something much more reasonable. Signed-off-by: Donald Sharp <sharpd@nvidia.com>
88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/* zebra_mroute code
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* Copyright (C) 2016 Cumulus Networks, Inc.
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* Donald Sharp
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*
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* This file is part of Quagga
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*/
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#include <zebra.h>
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#include "stream.h"
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#include "prefix.h"
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#include "vrf.h"
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#include "rib.h"
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#include "zebra/zserv.h"
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#include "zebra/zebra_vrf.h"
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#include "zebra/zebra_mroute.h"
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#include "zebra/rt.h"
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#include "zebra/debug.h"
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void zebra_ipmr_route_stats(ZAPI_HANDLER_ARGS)
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{
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struct mcast_route_data mroute;
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struct stream *s;
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int suc = -1;
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memset(&mroute, 0, sizeof(mroute));
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STREAM_GETL(msg, mroute.family);
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switch (mroute.family) {
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case AF_INET:
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SET_IPADDR_V4(&mroute.src);
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SET_IPADDR_V4(&mroute.grp);
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STREAM_GET(&mroute.src.ipaddr_v4, msg,
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sizeof(mroute.src.ipaddr_v4));
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STREAM_GET(&mroute.grp.ipaddr_v4, msg,
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sizeof(mroute.grp.ipaddr_v4));
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break;
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case AF_INET6:
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SET_IPADDR_V6(&mroute.src);
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SET_IPADDR_V6(&mroute.grp);
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STREAM_GET(&mroute.src.ipaddr_v6, msg,
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sizeof(mroute.src.ipaddr_v6));
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STREAM_GET(&mroute.grp.ipaddr_v6, msg,
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sizeof(mroute.grp.ipaddr_v6));
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break;
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default:
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zlog_warn("%s: Invalid address family received while parsing",
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__func__);
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return;
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}
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STREAM_GETL(msg, mroute.ifindex);
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if (IS_ZEBRA_DEBUG_KERNEL)
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zlog_debug("Asking for (%pIA,%pIA)[%s(%u)] mroute information",
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&mroute.src, &mroute.grp, zvrf->vrf->name,
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zvrf->vrf->vrf_id);
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suc = kernel_get_ipmr_sg_stats(zvrf, &mroute);
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stream_failure:
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s = stream_new(ZEBRA_SMALL_PACKET_SIZE);
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stream_reset(s);
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zclient_create_header(s, ZEBRA_IPMR_ROUTE_STATS, zvrf_id(zvrf));
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if (mroute.family == AF_INET) {
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stream_write(s, &mroute.src.ipaddr_v4,
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sizeof(mroute.src.ipaddr_v4));
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stream_write(s, &mroute.grp.ipaddr_v4,
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sizeof(mroute.grp.ipaddr_v4));
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} else {
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stream_write(s, &mroute.src.ipaddr_v6,
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sizeof(mroute.src.ipaddr_v6));
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stream_write(s, &mroute.grp.ipaddr_v6,
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sizeof(mroute.grp.ipaddr_v6));
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}
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stream_put(s, &mroute.lastused, sizeof(mroute.lastused));
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stream_putl(s, (uint32_t)suc);
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stream_putw_at(s, 0, stream_get_endp(s));
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zserv_send_message(client, s);
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}
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