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6374aeab80
Set `NLM_F_REPLACE` instead of adding and removing the same route for an update. Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>
153 lines
5.1 KiB
C
153 lines
5.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/* Header file exported by rt_netlink.c to zebra.
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* Copyright (C) 1997, 98, 99 Kunihiro Ishiguro
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*/
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#ifndef _ZEBRA_RT_NETLINK_H
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#define _ZEBRA_RT_NETLINK_H
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#ifdef HAVE_NETLINK
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#include "zebra/zebra_mpls.h"
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#include "zebra/zebra_dplane.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Additional protocol strings to push into routes
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* If we add anything new here please make sure
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* to update:
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* zebra2proto Function
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* proto2zebra Function
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* is_selfroute Function
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* tools/frr To flush the route upon exit
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*
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* Finally update this file to allow iproute2 to
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* know about this new route.
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* tools/etc/iproute2/rt_protos.d
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*/
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#define RTPROT_BGP 186
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#define RTPROT_ISIS 187
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#define RTPROT_OSPF 188
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#define RTPROT_RIP 189
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#define RTPROT_RIPNG 190
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#if !defined(RTPROT_BABEL)
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#define RTPROT_BABEL 42
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#endif
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#define RTPROT_NHRP 191
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#define RTPROT_EIGRP 192
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#define RTPROT_LDP 193
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#define RTPROT_SHARP 194
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#define RTPROT_PBR 195
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#define RTPROT_ZSTATIC 196
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#define RTPROT_OPENFABRIC 197
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#define RTPROT_SRTE 198
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void rt_netlink_init(void);
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/* MPLS label forwarding table change, using dataplane context information. */
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extern ssize_t netlink_mpls_multipath_msg_encode(int cmd,
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struct zebra_dplane_ctx *ctx,
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void *buf, size_t buflen);
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extern ssize_t netlink_route_multipath_msg_encode(int cmd,
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struct zebra_dplane_ctx *ctx,
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uint8_t *data, size_t datalen,
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bool fpm, bool force_nhg,
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bool force_rr);
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extern ssize_t netlink_macfdb_update_ctx(struct zebra_dplane_ctx *ctx,
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void *data, size_t datalen);
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extern int netlink_route_change(struct nlmsghdr *h, ns_id_t ns_id, int startup);
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extern int netlink_route_read(struct zebra_ns *zns);
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extern int netlink_nexthop_change(struct nlmsghdr *h, ns_id_t ns_id,
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int startup);
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extern int netlink_nexthop_read(struct zebra_ns *zns);
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extern ssize_t netlink_nexthop_msg_encode(uint16_t cmd,
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const struct zebra_dplane_ctx *ctx,
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void *buf, size_t buflen, bool fpm);
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extern ssize_t netlink_lsp_msg_encoder(struct zebra_dplane_ctx *ctx, void *buf,
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size_t buflen);
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extern int netlink_neigh_change(struct nlmsghdr *h, ns_id_t ns_id);
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extern int netlink_macfdb_read(struct zebra_ns *zns);
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extern int netlink_macfdb_read_for_bridge(struct zebra_ns *zns,
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struct interface *ifp,
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struct interface *br_if,
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vlanid_t vid);
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extern int netlink_macfdb_read_mcast_for_vni(struct zebra_ns *zns,
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struct interface *ifp, vni_t vni);
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extern int netlink_neigh_read(struct zebra_ns *zns);
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extern int netlink_neigh_read_for_vlan(struct zebra_ns *zns,
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struct interface *vlan_if);
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extern int netlink_macfdb_read_specific_mac(struct zebra_ns *zns,
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struct interface *br_if,
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const struct ethaddr *mac,
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uint16_t vid);
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extern int netlink_neigh_read_specific_ip(const struct ipaddr *ip,
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struct interface *vlan_if);
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struct nl_batch;
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extern enum netlink_msg_status
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netlink_put_route_update_msg(struct nl_batch *bth,
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struct zebra_dplane_ctx *ctx);
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extern enum netlink_msg_status
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netlink_put_nexthop_update_msg(struct nl_batch *bth,
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struct zebra_dplane_ctx *ctx);
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extern enum netlink_msg_status
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netlink_put_mac_update_msg(struct nl_batch *bth, struct zebra_dplane_ctx *ctx);
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extern enum netlink_msg_status
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netlink_put_neigh_update_msg(struct nl_batch *bth,
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struct zebra_dplane_ctx *ctx);
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extern enum netlink_msg_status
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netlink_put_lsp_update_msg(struct nl_batch *bth, struct zebra_dplane_ctx *ctx);
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extern enum netlink_msg_status
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netlink_put_pw_update_msg(struct nl_batch *bth, struct zebra_dplane_ctx *ctx);
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int netlink_route_change_read_unicast_internal(struct nlmsghdr *h,
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ns_id_t ns_id, int startup,
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struct zebra_dplane_ctx *ctx);
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#ifdef NETLINK_DEBUG
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const char *nlmsg_type2str(uint16_t type);
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const char *af_type2str(int type);
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const char *ifi_type2str(int type);
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const char *rta_type2str(int type);
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const char *rtm_type2str(int type);
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const char *ifla_pdr_type2str(int type);
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const char *ifla_info_type2str(int type);
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const char *rtm_protocol2str(int type);
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const char *rtm_scope2str(int type);
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const char *rtm_rta2str(int type);
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const char *neigh_rta2str(int type);
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const char *ifa_rta2str(int type);
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const char *nhm_rta2str(int type);
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const char *frh_rta2str(int type);
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const char *frh_action2str(uint8_t action);
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const char *nlmsg_flags2str(uint16_t flags, char *buf, size_t buflen);
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const char *if_flags2str(uint32_t flags, char *buf, size_t buflen);
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const char *rtm_flags2str(uint32_t flags, char *buf, size_t buflen);
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const char *neigh_state2str(uint32_t flags, char *buf, size_t buflen);
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const char *neigh_flags2str(uint32_t flags, char *buf, size_t buflen);
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const char *ifa_flags2str(uint32_t flags, char *buf, size_t buflen);
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const char *nh_flags2str(uint32_t flags, char *buf, size_t buflen);
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void nl_dump(void *msg, size_t msglen);
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extern int zebra2proto(int proto);
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#endif /* NETLINK_DEBUG */
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#ifdef __cplusplus
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}
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#endif
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#endif /* HAVE_NETLINK */
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#endif /* _ZEBRA_RT_NETLINK_H */
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