}
static struct pim_nexthop_cache *pim_nht_get(struct pim_instance *pim,
- pim_addr *addr)
+ pim_addr addr)
{
struct pim_nexthop_cache *pnc = NULL;
struct pim_rpf rpf;
zclient = pim_zebra_zclient_get();
memset(&rpf, 0, sizeof(rpf));
- rpf.rpf_addr = *addr;
+ rpf.rpf_addr = addr;
pnc = pim_nexthop_cache_find(pim, &rpf);
if (!pnc) {
if (PIM_DEBUG_PIM_NHT_DETAIL)
zlog_debug(
"%s: NHT cache and zebra notification added for %pPA(%s)",
- __func__, addr, pim->vrf->name);
+ __func__, &addr, pim->vrf->name);
}
return pnc;
/* TBD: this does several distinct things and should probably be split up.
* (checking state vs. returning pnc vs. adding upstream vs. adding rp)
*/
-int pim_find_or_track_nexthop(struct pim_instance *pim, pim_addr *addr,
+int pim_find_or_track_nexthop(struct pim_instance *pim, pim_addr addr,
struct pim_upstream *up, struct rp_info *rp,
struct pim_nexthop_cache *out_pnc)
{
pnc = pim_nht_get(pim, addr);
- assertf(up || rp, "addr=%pPA", addr);
+ assertf(up || rp, "addr=%pPA", &addr);
if (rp != NULL) {
ch_node = listnode_lookup(pnc->rp_list, rp);
void pim_nht_bsr_add(struct pim_instance *pim, struct in_addr addr)
{
struct pim_nexthop_cache *pnc;
- pim_addr rpf_addr;
- rpf_addr = addr;
-
- pnc = pim_nht_get(pim, &rpf_addr);
+ pnc = pim_nht_get(pim, addr);
pnc->bsr_count++;
}
}
}
-void pim_delete_tracked_nexthop(struct pim_instance *pim, pim_addr *addr,
+void pim_delete_tracked_nexthop(struct pim_instance *pim, pim_addr addr,
struct pim_upstream *up, struct rp_info *rp)
{
struct pim_nexthop_cache *pnc = NULL;
struct pim_upstream *upstream = NULL;
/* Remove from RPF hash if it is the last entry */
- lookup.rpf.rpf_addr = *addr;
+ lookup.rpf.rpf_addr = addr;
pnc = hash_lookup(pim->rpf_hash, &lookup);
if (!pnc) {
zlog_warn("attempting to delete nonexistent NHT entry %pPA",
- addr);
+ &addr);
return;
}
if (!nbr)
continue;
- return nh->ifindex == src_ifp->ifindex
- && nhaddr.s_addr == src_ip.s_addr;
+ return nh->ifindex == src_ifp->ifindex &&
+ (!pim_addr_cmp(nhaddr, src_ip));
}
return false;
}
// Compute PIM RPF using cached nexthop
if (!pim_ecmp_nexthop_lookup(pim, &rp_info->rp.source_nexthop,
- &rp_info->rp.rpf_addr,
+ rp_info->rp.rpf_addr,
&rp_info->group, 1))
pim_rp_nexthop_del(rp_info);
}
static int pim_ecmp_nexthop_search(struct pim_instance *pim,
struct pim_nexthop_cache *pnc,
- struct pim_nexthop *nexthop, pim_addr *src,
+ struct pim_nexthop *nexthop, pim_addr src,
struct prefix *grp, int neighbor_needed)
{
struct pim_neighbor *nbrs[router->multipath], *nbr = NULL;
if (curr_route_valid &&
!pim_if_connected_to_source(nexthop->interface,
- *src)) {
+ src)) {
nbr = pim_neighbor_find(
nexthop->interface,
nexthop->mrib_nexthop_addr);
if (PIM_DEBUG_PIM_NHT)
zlog_debug(
"%s: (%pPA,%pPA)(%s) current nexthop %s is valid, skipping new path selection",
- __func__, src,
+ __func__, &src,
&grp_addr,
pim->vrf->name,
nexthop->interface->name);
pim_addr nhaddr = nh_node->gate.ipv6;
#endif
nbrs[i] = pim_neighbor_find(ifps[i], nhaddr);
- if (nbrs[i] ||
- pim_if_connected_to_source(ifps[i], *src))
+ if (nbrs[i] || pim_if_connected_to_source(ifps[i], src))
num_nbrs++;
}
}
return 0;
// PIM ECMP flag is enable then choose ECMP path.
- pim_addr_to_prefix(&src_pfx, *src);
+ pim_addr_to_prefix(&src_pfx, src);
hash_val = pim_compute_ecmp_hash(&src_pfx, grp);
mod_val = hash_val % consider;
}
if (PIM_DEBUG_PIM_NHT)
zlog_debug(
"%s %s: could not find interface for ifindex %d (address %pPA(%s))",
- __FILE__, __func__, first_ifindex, src,
+ __FILE__, __func__, first_ifindex, &src,
pim->vrf->name);
if (nh_iter == mod_val)
mod_val++; // Select nexthpath
zlog_debug(
"%s: multicast not enabled on input interface %s(%s) (ifindex=%d, RPF for source %pPA)",
__func__, ifp->name, pim->vrf->name,
- first_ifindex, src);
+ first_ifindex, &src);
if (nh_iter == mod_val)
mod_val++; // Select nexthpath
nh_iter++;
continue;
}
- if (neighbor_needed && !pim_if_connected_to_source(ifp, *src)) {
+ if (neighbor_needed && !pim_if_connected_to_source(ifp, src)) {
nbr = nbrs[nh_iter];
if (!nbr && !if_is_loopback(ifp)) {
if (PIM_DEBUG_PIM_NHT)
#endif
nexthop->mrib_metric_preference = pnc->distance;
nexthop->mrib_route_metric = pnc->metric;
- nexthop->last_lookup = *src;
+ nexthop->last_lookup = src;
nexthop->last_lookup_time = pim_time_monotonic_usec();
nexthop->nbr = nbr;
found = 1;
if (PIM_DEBUG_PIM_NHT)
zlog_debug(
"%s: (%pPA,%pPA)(%s) selected nhop interface %s addr %pPAs mod_val %u iter %d ecmp %d",
- __func__, src, &grp_addr,
+ __func__, &src, &grp_addr,
pim->vrf->name, ifp->name, &nh_addr,
mod_val, nh_iter, pim->ecmp_enable);
}
}
int pim_ecmp_nexthop_lookup(struct pim_instance *pim,
- struct pim_nexthop *nexthop, pim_addr *src,
+ struct pim_nexthop *nexthop, pim_addr src,
struct prefix *grp, int neighbor_needed)
{
struct pim_nexthop_cache *pnc;
if (PIM_DEBUG_PIM_NHT_DETAIL)
zlog_debug("%s: Looking up: %pPA(%s), last lookup time: %lld",
- __func__, src, pim->vrf->name,
+ __func__, &src, pim->vrf->name,
nexthop->last_lookup_time);
- rpf.rpf_addr = *src;
+ rpf.rpf_addr = src;
pnc = pim_nexthop_cache_find(pim, &rpf);
if (pnc) {
if (PIM_DEBUG_PIM_NHT)
zlog_warn(
"%s: could not find nexthop ifindex for address %pPA(%s)",
- __func__, src, pim->vrf->name);
+ __func__, &src, pim->vrf->name);
return 0;
}
if (ifps[i]) {
nbrs[i] = pim_neighbor_find(
ifps[i], nexthop_tab[i].nexthop_addr);
- if (nbrs[i] ||
- pim_if_connected_to_source(ifps[i], *src))
+ if (nbrs[i] || pim_if_connected_to_source(ifps[i], src))
num_nbrs++;
}
}
if (consider == 0)
return 0;
- pim_addr_to_prefix(&src_pfx, *src);
+ pim_addr_to_prefix(&src_pfx, src);
hash_val = pim_compute_ecmp_hash(&src_pfx, grp);
mod_val = hash_val % consider;
if (PIM_DEBUG_PIM_NHT_DETAIL)
if (PIM_DEBUG_PIM_NHT)
zlog_debug(
"%s %s: could not find interface for ifindex %d (address %pPA(%s))",
- __FILE__, __func__, first_ifindex, src,
+ __FILE__, __func__, first_ifindex, &src,
pim->vrf->name);
if (i == mod_val)
mod_val++;
zlog_debug(
"%s: multicast not enabled on input interface %s(%s) (ifindex=%d, RPF for source %pPA)",
__func__, ifp->name, pim->vrf->name,
- first_ifindex, src);
+ first_ifindex, &src);
if (i == mod_val)
mod_val++;
i++;
continue;
}
- if (neighbor_needed && !pim_if_connected_to_source(ifp, *src)) {
+ if (neighbor_needed && !pim_if_connected_to_source(ifp, src)) {
nbr = nbrs[i];
if (PIM_DEBUG_PIM_NHT_DETAIL)
zlog_debug("ifp name: %s(%s), pim nbr: %p",
"%s: NBR (%pPA) not found on input interface %s(%s) (RPF for source %pPA)",
__func__,
&nexthop_tab[i].nexthop_addr,
- ifp->name, pim->vrf->name, src);
+ ifp->name, pim->vrf->name,
+ &src);
i++;
continue;
}
zlog_debug(
"%s: found nhop %pPA for addr %pPA interface %s(%s) metric %d dist %d",
__func__, &nexthop_tab[i].nexthop_addr,
- src, ifp->name, pim->vrf->name,
+ &src, ifp->name, pim->vrf->name,
nexthop_tab[i].route_metric,
nexthop_tab[i].protocol_distance);
/* update nexthop data */
nexthop_tab[i].protocol_distance;
nexthop->mrib_route_metric =
nexthop_tab[i].route_metric;
- nexthop->last_lookup = *src;
+ nexthop->last_lookup = src;
nexthop->last_lookup_time = pim_time_monotonic_usec();
nexthop->nbr = nbr;
found = 1;
return 0;
}
-int pim_ecmp_fib_lookup_if_vif_index(struct pim_instance *pim, pim_addr *src,
+int pim_ecmp_fib_lookup_if_vif_index(struct pim_instance *pim, pim_addr src,
struct prefix *grp)
{
struct pim_nexthop nhop;
if (PIM_DEBUG_PIM_NHT)
zlog_debug(
"%s: could not find nexthop ifindex for address %pPA(%s)",
- __func__, src, pim->vrf->name);
+ __func__, &src, pim->vrf->name);
return -1;
}
"%s: found nexthop ifindex=%d (interface %s(%s)) for address %pPA",
__func__, ifindex,
ifindex2ifname(ifindex, pim->vrf->vrf_id),
- pim->vrf->name, src);
+ pim->vrf->name, &src);
vif_index = pim_if_find_vifindex_by_ifindex(pim, ifindex);
if (PIM_DEBUG_PIM_NHT) {
zlog_debug(
"%s: low vif_index=%d(%s) < 1 nexthop for address %pPA",
- __func__, vif_index, pim->vrf->name, src);
+ __func__, vif_index, pim->vrf->name, &src);
}
return -2;
}
zlog_debug(
"%s: Deregister upstream %s addr %pPA with Zebra NHT",
__func__, up->sg_str, &old_upstream_addr);
- pim_delete_tracked_nexthop(pim, &old_upstream_addr, up, NULL);
+ pim_delete_tracked_nexthop(pim, old_upstream_addr, up, NULL);
}
/* Update the upstream address */
pim_rp_check_interfaces(pim, rp_all);
pim_rp_refresh_group_to_rp_mapping(pim);
- pim_find_or_track_nexthop(pim, &nht_p, NULL, rp_all,
+ pim_find_or_track_nexthop(pim, nht_p, NULL, rp_all,
NULL);
if (!pim_ecmp_nexthop_lookup(pim,
&rp_all->rp.source_nexthop,
- &nht_p, &rp_all->group, 1))
+ nht_p, &rp_all->group, 1))
return PIM_RP_NO_PATH;
return PIM_SUCCESS;
}
if (PIM_DEBUG_PIM_NHT_RP)
zlog_debug("%s: NHT Register RP addr %pPA grp %pFX with Zebra ",
__func__, &nht_p, &rp_info->group);
- pim_find_or_track_nexthop(pim, &nht_p, NULL, rp_info, NULL);
- if (!pim_ecmp_nexthop_lookup(pim, &rp_info->rp.source_nexthop, &nht_p,
+ pim_find_or_track_nexthop(pim, nht_p, NULL, rp_info, NULL);
+ if (!pim_ecmp_nexthop_lookup(pim, &rp_info->rp.source_nexthop, nht_p,
&rp_info->group, 1))
return PIM_RP_NO_PATH;
if (PIM_DEBUG_PIM_NHT_RP)
zlog_debug("%s: Deregister RP addr %pPA with Zebra ", __func__,
&nht_p);
- pim_delete_tracked_nexthop(pim, &nht_p, NULL, rp_info);
+ pim_delete_tracked_nexthop(pim, nht_p, NULL, rp_info);
if (!pim_get_all_mcast_group(&g_all))
return PIM_RP_BAD_ADDRESS;
if (PIM_DEBUG_PIM_NHT_RP)
zlog_debug("%s: Deregister RP addr %pPA with Zebra ",
__func__, &nht_p);
- pim_delete_tracked_nexthop(pim, &nht_p, NULL, rp_info);
+ pim_delete_tracked_nexthop(pim, nht_p, NULL, rp_info);
}
pim_rp_nexthop_del(rp_info);
zlog_debug("%s: NHT Register RP addr %pPA grp %pFX with Zebra ",
__func__, &nht_p, &rp_info->group);
- pim_find_or_track_nexthop(pim, &nht_p, NULL, rp_info, NULL);
- if (!pim_ecmp_nexthop_lookup(pim, &rp_info->rp.source_nexthop, &nht_p,
+ pim_find_or_track_nexthop(pim, nht_p, NULL, rp_info, NULL);
+ if (!pim_ecmp_nexthop_lookup(pim, &rp_info->rp.source_nexthop, nht_p,
&rp_info->group, 1)) {
route_unlock_node(rn);
return PIM_RP_NO_PATH;
nht_p = rp_info->rp.rpf_addr;
- pim_find_or_track_nexthop(pim, &nht_p, NULL, rp_info, NULL);
+ pim_find_or_track_nexthop(pim, nht_p, NULL, rp_info, NULL);
if (!pim_ecmp_nexthop_lookup(pim, &rp_info->rp.source_nexthop,
- &nht_p, &rp_info->group, 1))
+ nht_p, &rp_info->group, 1))
if (PIM_DEBUG_PIM_NHT_RP)
zlog_debug(
"Unable to lookup nexthop for rp specified");
__func__,
&rp_info->rp.rpf_addr);
else
- zlog_debug("%s: %pPA: i am no longer rp",
- __func__,
- &rp_info->rp.rpf_addr);
+ zlog_debug(
+ "%s: %pPA: i am no longer rp",
+ __func__,
+ &rp_info->rp.rpf_addr);
}
}
}
zlog_debug(
"%s: NHT Register RP addr %pPA grp %pFX with Zebra",
__func__, &nht_p, &rp_info->group);
- pim_find_or_track_nexthop(pim, &nht_p, NULL, rp_info, NULL);
+ pim_find_or_track_nexthop(pim, nht_p, NULL, rp_info, NULL);
pim_rpf_set_refresh_time(pim);
(void)pim_ecmp_nexthop_lookup(pim, &rp_info->rp.source_nexthop,
- &nht_p, &rp_info->group, 1);
+ nht_p, &rp_info->group, 1);
return (&rp_info->rp);
}
nht_p = rp_info->rp.rpf_addr;
memset(&pnc, 0, sizeof(struct pim_nexthop_cache));
- if (!pim_find_or_track_nexthop(pim, &nht_p, NULL, rp_info,
- &pnc))
+ if (!pim_find_or_track_nexthop(pim, nht_p, NULL, rp_info, &pnc))
continue;
for (nh_node = pnc.nexthop; nh_node; nh_node = nh_node->next) {