void
bgp_zebra_init (struct thread_master *master)
{
zclient_num_connects = 0;
/* Set default values. */
zclient = zclient_new (master);
zclient_init (zclient, ZEBRA_ROUTE_BGP);
zclient->zebra_connected = bgp_zebra_connected;
zclient->router_id_update = bgp_router_id_update;
zclient->interface_add = bgp_interface_add;
zclient->interface_delete = bgp_interface_delete;
zclient->interface_address_add = bgp_interface_address_add;
zclient->interface_address_delete = bgp_interface_address_delete;
zclient->ipv4_route_add = zebra_read_ipv4;
zclient->ipv4_route_delete = zebra_read_ipv4;
zclient->interface_up = bgp_interface_up;
zclient->interface_down = bgp_interface_down;
zclient->ipv6_route_add = zebra_read_ipv6;
zclient->ipv6_route_delete = zebra_read_ipv6;
zclient->nexthop_update = bgp_read_nexthop_update;
bgp_nexthop_buf = stream_new(BGP_NEXTHOP_BUF_SIZE);
bgp_ifindices_buf = stream_new(BGP_IFINDICES_BUF_SIZE);
}
void
bgp_zebra_init (void)
{
/* Set default values. */
zclient = zclient_new ();
zclient_init (zclient, ZEBRA_ROUTE_BGP);
zclient->router_id_update = bgp_router_id_update;
zclient->interface_add = bgp_interface_add;
zclient->interface_delete = bgp_interface_delete;
zclient->interface_address_add = bgp_interface_address_add;
zclient->interface_address_delete = bgp_interface_address_delete;
zclient->ipv4_route_add = zebra_read_ipv4;
zclient->ipv4_route_delete = zebra_read_ipv4;
zclient->interface_up = bgp_interface_up;
zclient->interface_down = bgp_interface_down;
#ifdef HAVE_IPV6
zclient->ipv6_route_add = zebra_read_ipv6;
zclient->ipv6_route_delete = zebra_read_ipv6;
#endif /* HAVE_IPV6 */
/* Interface related init. */
if_init ();
bgp_nexthop_buf = stream_new(BGP_NEXTHOP_BUF_SIZE);
}
void
rsvp_zebra_init ()
{
/* Allocate zebra structure. */
zclient = zclient_new ();
zclient_init (zclient, ZEBRA_ROUTE_RSVP);
zclient->router_id_update = rsvp_router_id_update_zebra;
zclient->interface_add = rsvp_interface_add;
zclient->interface_delete = rsvp_interface_delete;
zclient->interface_up = rsvp_interface_state_up;
zclient->interface_down = rsvp_interface_state_down;
zclient->interface_address_add = rsvp_interface_address_add;
zclient->interface_address_delete = rsvp_interface_address_delete;
zclient->ipv4_route_add = rsvp_zebra_read_ipv4;
zclient->ipv4_route_delete = rsvp_zebra_read_ipv4;
#if 0
zclient->te_link_add = te_zebra_read_link;
zclient->te_link_delete = te_zebra_read_link;
zclient->te_link_update = te_zebra_read_link;
zclient->te_link_remote_update = te_zebra_read_remote_link;
zclient->te_link2rtrid_add = te_zebra_read_link2rtrid;
zclient->te_link2rtrid_delete = te_zebra_read_link2rtrid;
zclient->te_nexthop_add = te_zebra_read_nexthop;
zclient->te_nexthop_delete = te_zebra_read_nexthop;
#endif
zclient_redistribute (ZEBRA_REDISTRIBUTE_ADD, zclient, ZEBRA_ROUTE_TE);
#if 0
rdb_igp_hello();
#endif
}
void
#undef zclient
zclient_reset (struct_zclient *zclient)
{
zclient_stop (zclient);
zclient_init (zclient, zclient->redist_default);
}
void pim_zebra_init (struct thread_master *master, char *zebra_sock_path)
{
int i;
if (zebra_sock_path)
zclient_serv_path_set(zebra_sock_path);
#ifdef HAVE_TCP_ZEBRA
zlog_notice("zclient update contacting ZEBRA daemon at socket TCP %s,%d", "127.0.0.1", ZEBRA_PORT);
#else
zlog_notice("zclient update contacting ZEBRA daemon at socket UNIX %s", zclient_serv_path_get());
#endif
/* Socket for receiving updates from Zebra daemon */
qpim_zclient_update = zclient_new (master);
qpim_zclient_update->zebra_connected = pim_zebra_connected;
qpim_zclient_update->router_id_update = pim_router_id_update_zebra;
qpim_zclient_update->interface_add = pim_zebra_if_add;
qpim_zclient_update->interface_delete = pim_zebra_if_del;
qpim_zclient_update->interface_up = pim_zebra_if_state_up;
qpim_zclient_update->interface_down = pim_zebra_if_state_down;
qpim_zclient_update->interface_address_add = pim_zebra_if_address_add;
qpim_zclient_update->interface_address_delete = pim_zebra_if_address_del;
qpim_zclient_update->ipv4_route_add = redist_read_ipv4_route;
qpim_zclient_update->ipv4_route_delete = redist_read_ipv4_route;
zclient_init(qpim_zclient_update, ZEBRA_ROUTE_PIM);
if (PIM_DEBUG_PIM_TRACE) {
zlog_info("zclient_init cleared redistribution request");
}
zassert(qpim_zclient_update->redist_default == ZEBRA_ROUTE_PIM);
/* Request all redistribution */
for (i = 0; i < ZEBRA_ROUTE_MAX; i++) {
if (i == qpim_zclient_update->redist_default)
continue;
vrf_bitmap_set(qpim_zclient_update->redist[i], VRF_DEFAULT);
if (PIM_DEBUG_PIM_TRACE) {
zlog_debug("%s: requesting redistribution for %s (%i)",
__PRETTY_FUNCTION__, zebra_route_string(i), i);
}
}
/* Request default information */
vrf_bitmap_set(qpim_zclient_update->default_information, VRF_DEFAULT);
if (PIM_DEBUG_PIM_TRACE) {
zlog_info("%s: requesting default information redistribution",
__PRETTY_FUNCTION__);
zlog_notice("%s: zclient update socket initialized",
__PRETTY_FUNCTION__);
}
zassert(!qpim_zclient_lookup);
qpim_zclient_lookup = zclient_lookup_new();
zassert(qpim_zclient_lookup);
}
void rip_zclient_init(struct thread_master *master)
{
/* Set default value to the zebra client structure. */
zclient = zclient_new(master, &zclient_options_default);
zclient_init(zclient, ZEBRA_ROUTE_RIP, 0, &ripd_privs);
zclient->zebra_connected = rip_zebra_connected;
zclient->interface_add = rip_interface_add;
zclient->interface_delete = rip_interface_delete;
zclient->interface_address_add = rip_interface_address_add;
zclient->interface_address_delete = rip_interface_address_delete;
zclient->interface_up = rip_interface_up;
zclient->interface_down = rip_interface_down;
zclient->interface_vrf_update = rip_interface_vrf_update;
zclient->redistribute_route_add = rip_zebra_read_route;
zclient->redistribute_route_del = rip_zebra_read_route;
}
void sharp_zebra_init(void)
{
struct zclient_options opt = {.receive_notify = true};
zclient = zclient_new(master, &opt);
zclient_init(zclient, ZEBRA_ROUTE_SHARP, 0, &sharp_privs);
zclient->zebra_connected = zebra_connected;
zclient->interface_add = interface_add;
zclient->interface_delete = interface_delete;
zclient->interface_up = interface_state_up;
zclient->interface_down = interface_state_down;
zclient->interface_address_add = interface_address_add;
zclient->interface_address_delete = interface_address_delete;
zclient->route_notify_owner = route_notify_owner;
zclient->nexthop_update = sharp_nexthop_update;
zclient->import_check_update = sharp_nexthop_update;
}
void nhrp_zebra_init(void)
{
zebra_rib[AFI_IP] = route_table_init();
zebra_rib[AFI_IP6] = route_table_init();
zclient = zclient_new(master, &zclient_options_default);
zclient->zebra_connected = nhrp_zebra_connected;
zclient->interface_add = nhrp_interface_add;
zclient->interface_delete = nhrp_interface_delete;
zclient->interface_up = nhrp_interface_up;
zclient->interface_down = nhrp_interface_down;
zclient->interface_address_add = nhrp_interface_address_add;
zclient->interface_address_delete = nhrp_interface_address_delete;
zclient->redistribute_route_add = nhrp_route_read;
zclient->redistribute_route_del = nhrp_route_read;
zclient_init(zclient, ZEBRA_ROUTE_NHRP, 0, &nhrpd_privs);
}
void sisis_zebra_init (void)
{
/* Set default values. */
zclient = zclient_new ();
zclient_init (zclient, ZEBRA_ROUTE_BGP);
zclient->router_id_update = NULL;
zclient->interface_add = NULL;
zclient->interface_delete = NULL;
zclient->interface_address_add = NULL;
zclient->interface_address_delete = NULL;
zclient->ipv4_route_add = NULL;
zclient->ipv4_route_delete = NULL;
zclient->interface_up = NULL;
zclient->interface_down = NULL;
#ifdef HAVE_IPV6
zclient->ipv6_route_add = NULL;
zclient->ipv6_route_delete = NULL;
#endif /* HAVE_IPV6 */
}
void
isis_zebra_init ()
{
zclient = zclient_new ();
zclient_init (zclient, ZEBRA_ROUTE_ISIS);
zclient->router_id_update = isis_router_id_update_zebra;
zclient->interface_add = isis_zebra_if_add;
zclient->interface_delete = isis_zebra_if_del;
zclient->interface_up = isis_zebra_if_state_up;
zclient->interface_down = isis_zebra_if_state_down;
zclient->interface_address_add = isis_zebra_if_address_add;
zclient->interface_address_delete = isis_zebra_if_address_del;
zclient->ipv4_route_add = isis_zebra_read_ipv4;
zclient->ipv4_route_delete = isis_zebra_read_ipv4;
#ifdef HAVE_IPV6
zclient->ipv6_route_add = isis_zebra_read_ipv6;
zclient->ipv6_route_delete = isis_zebra_read_ipv6;
#endif /* HAVE_IPV6 */
return;
}
void ldp_zebra_init() {
pending_out_segment = list_new();
pending_ftn = list_new();
pending_ftn->del = pending_delete;
pending_xc = list_new();
pending_xc->del = pending_delete;
/* Allocate zebra structure. */
zclient = zclient_new();
zclient_init(zclient, ZEBRA_ROUTE_LDP);
zclient->router_id_update = ldp_router_id_update_zebra;
zclient->interface_add = ldp_interface_add;
zclient->interface_delete = ldp_interface_deletez;
zclient->interface_up = ldp_interface_state_up;
zclient->interface_down = ldp_interface_state_down;
zclient->interface_address_add = ldp_interface_address_add;
zclient->interface_address_delete = ldp_interface_address_delete;
zclient->ipv4_route_add = ldp_zebra_read_ipv4;
zclient->ipv4_route_delete = ldp_zebra_read_ipv4;
/*
*zclient->ipv6_route_add = ldp_zebra_read_ipv6;
*zclient->ipv6_route_delete = ldp_zebra_read_ipv6;
*/
zclient->mpls_xc_add = ldp_xc_read;
zclient->mpls_xc_delete = ldp_xc_read;
zclient->mpls_in_segment_add = ldp_in_segment_read;
zclient->mpls_in_segment_delete = ldp_in_segment_read;
zclient->mpls_out_segment_add = ldp_out_segment_read;
zclient->mpls_out_segment_delete = ldp_out_segment_read;
zclient->mpls_labelspace_add = ldp_labelspace_read;
zclient->mpls_labelspace_delete = ldp_labelspace_read;
zclient->mpls_ftn_add = ldp_ftn_read;
zclient->mpls_ftn_delete = ldp_ftn_read;
memset(&router_id, 0, sizeof(router_id));
}
void eigrp_zebra_init(void)
{
struct zclient_options opt = {.receive_notify = false};
zclient = zclient_new_notify(master, &opt);
zclient_init(zclient, ZEBRA_ROUTE_EIGRP, 0, &eigrpd_privs);
zclient->zebra_connected = eigrp_zebra_connected;
zclient->router_id_update = eigrp_router_id_update_zebra;
zclient->interface_add = eigrp_interface_add;
zclient->interface_delete = eigrp_interface_delete;
zclient->interface_up = eigrp_interface_state_up;
zclient->interface_down = eigrp_interface_state_down;
zclient->interface_address_add = eigrp_interface_address_add;
zclient->interface_address_delete = eigrp_interface_address_delete;
zclient->redistribute_route_add = eigrp_zebra_read_route;
zclient->redistribute_route_del = eigrp_zebra_read_route;
zclient->route_notify_owner = eigrp_zebra_route_notify_owner;
}
/* Zebra route add and delete treatment. */
static int eigrp_zebra_read_route(int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct zapi_route api;
struct eigrp *eigrp;
if (zapi_route_decode(zclient->ibuf, &api) < 0)
return -1;
if (IPV4_NET127(ntohl(api.prefix.u.prefix4.s_addr)))
return 0;
eigrp = eigrp_lookup();
if (eigrp == NULL)
return 0;
if (command == ZEBRA_REDISTRIBUTE_ROUTE_ADD) {
} else /* if (command == ZEBRA_REDISTRIBUTE_ROUTE_DEL) */
{
}
return 0;
}
/* Inteface addition message from zebra. */
static int eigrp_interface_add(int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct interface *ifp;
struct eigrp_interface *ei;
ifp = zebra_interface_add_read(zclient->ibuf, vrf_id);
if (!ifp->info)
return 0;
ei = ifp->info;
ei->params.type = eigrp_default_iftype(ifp);
eigrp_if_update(ifp);
return 0;
}
static int eigrp_interface_delete(int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct interface *ifp;
struct stream *s;
s = zclient->ibuf;
/* zebra_interface_state_read () updates interface structure in iflist
*/
ifp = zebra_interface_state_read(s, vrf_id);
if (ifp == NULL)
return 0;
if (if_is_up(ifp))
zlog_warn("Zebra: got delete of %s, but interface is still up",
ifp->name);
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE))
zlog_debug(
"Zebra: interface delete %s index %d flags %llx metric %d mtu %d",
ifp->name, ifp->ifindex, (unsigned long long)ifp->flags,
ifp->metric, ifp->mtu);
if (ifp->info)
eigrp_if_free(ifp->info, INTERFACE_DOWN_BY_ZEBRA);
if_set_index(ifp, IFINDEX_INTERNAL);
return 0;
}
static int eigrp_interface_address_add(int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct connected *c;
c = zebra_interface_address_read(command, zclient->ibuf, vrf_id);
if (c == NULL)
return 0;
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE)) {
char buf[128];
prefix2str(c->address, buf, sizeof(buf));
zlog_debug("Zebra: interface %s address add %s", c->ifp->name,
buf);
}
eigrp_if_update(c->ifp);
return 0;
}
static int eigrp_interface_address_delete(int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct connected *c;
struct interface *ifp;
struct eigrp_interface *ei;
c = zebra_interface_address_read(command, zclient->ibuf, vrf_id);
if (c == NULL)
return 0;
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE)) {
char buf[128];
prefix2str(c->address, buf, sizeof(buf));
zlog_debug("Zebra: interface %s address delete %s",
c->ifp->name, buf);
}
ifp = c->ifp;
ei = ifp->info;
if (!ei)
return 0;
/* Call interface hook functions to clean up */
eigrp_if_free(ei, INTERFACE_DOWN_BY_ZEBRA);
connected_free(c);
return 0;
}
static int eigrp_interface_state_up(int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct interface *ifp;
ifp = zebra_interface_if_lookup(zclient->ibuf);
if (ifp == NULL)
return 0;
/* Interface is already up. */
if (if_is_operative(ifp)) {
/* Temporarily keep ifp values. */
struct interface if_tmp;
memcpy(&if_tmp, ifp, sizeof(struct interface));
zebra_interface_if_set_value(zclient->ibuf, ifp);
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE))
zlog_debug("Zebra: Interface[%s] state update.",
ifp->name);
if (if_tmp.bandwidth != ifp->bandwidth) {
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE))
zlog_debug(
"Zebra: Interface[%s] bandwidth change %d -> %d.",
ifp->name, if_tmp.bandwidth,
ifp->bandwidth);
// eigrp_if_recalculate_output_cost (ifp);
}
if (if_tmp.mtu != ifp->mtu) {
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE))
zlog_debug(
"Zebra: Interface[%s] MTU change %u -> %u.",
ifp->name, if_tmp.mtu, ifp->mtu);
/* Must reset the interface (simulate down/up) when MTU
* changes. */
eigrp_if_reset(ifp);
}
return 0;
}
zebra_interface_if_set_value(zclient->ibuf, ifp);
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE))
zlog_debug("Zebra: Interface[%s] state change to up.",
ifp->name);
if (ifp->info)
eigrp_if_up(ifp->info);
return 0;
}
static int eigrp_interface_state_down(int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct interface *ifp;
ifp = zebra_interface_state_read(zclient->ibuf, vrf_id);
if (ifp == NULL)
return 0;
if (IS_DEBUG_EIGRP(zebra, ZEBRA_INTERFACE))
zlog_debug("Zebra: Interface[%s] state change to down.",
ifp->name);
if (ifp->info)
eigrp_if_down(ifp->info);
return 0;
}
static struct interface *zebra_interface_if_lookup(struct stream *s)
{
char ifname_tmp[INTERFACE_NAMSIZ];
/* Read interface name. */
stream_get(ifname_tmp, s, INTERFACE_NAMSIZ);
/* And look it up. */
return if_lookup_by_name(ifname_tmp, VRF_DEFAULT);
}