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zebra: zvni_map_to_svi() adaptation for other network namespaces

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the function is called with all the network namespaces.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2019-09-27 15:45:42 +02:00
parent 6fe516bd4b
commit 2a9dccb647
1 changed files with 47 additions and 29 deletions
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76
zebra/zebra_vxlan.c
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@ -3682,6 +3682,42 @@ static zebra_vni_t *zvni_from_svi(struct interface *ifp,
return zvni;
}
static int zvni_map_to_svi_zns(struct zebra_ns *zns,
void *_in_param,
void **_p_ifp)
{
struct route_node *rn;
struct zvni_from_svi_param *in_param =
(struct zvni_from_svi_param *)_in_param;
struct zebra_l2info_vlan *vl;
struct interface *tmp_if = NULL;
struct interface **p_ifp = (struct interface **)_p_ifp;
struct zebra_if *zif;
if (!in_param)
return ZNS_WALK_STOP;
/* TODO: Optimize with a hash. */
for (rn = route_top(zns->if_table); rn; rn = route_next(rn)) {
tmp_if = (struct interface *)rn->info;
/* Check oper status of the SVI. */
if (!tmp_if || !if_is_operative(tmp_if))
continue;
zif = tmp_if->info;
if (!zif || zif->zif_type != ZEBRA_IF_VLAN
|| zif->link != in_param->br_if)
continue;
vl = (struct zebra_l2info_vlan *)&zif->l2info.vl;
if (vl->vid == in_param->vid) {
if (p_ifp)
*p_ifp = tmp_if;
return ZNS_WALK_STOP;
}
}
return ZNS_WALK_CONTINUE;
}
/* Map to SVI on bridge corresponding to specified VLAN. This can be one
* of two cases:
* (a) In the case of a VLAN-aware bridge, the SVI is a L3 VLAN interface
@ -3691,15 +3727,11 @@ static zebra_vni_t *zvni_from_svi(struct interface *ifp,
*/
static struct interface *zvni_map_to_svi(vlanid_t vid, struct interface *br_if)
{
struct zebra_ns *zns;
struct route_node *rn;
struct interface *tmp_if = NULL;
struct zebra_if *zif;
struct zebra_l2info_bridge *br;
struct zebra_l2info_vlan *vl;
uint8_t bridge_vlan_aware;
int found = 0;
struct zvni_from_svi_param in_param;
struct interface **p_ifp;
/* Defensive check, caller expected to invoke only with valid bridge. */
if (!br_if)
return NULL;
@ -3708,33 +3740,19 @@ static struct interface *zvni_map_to_svi(vlanid_t vid, struct interface *br_if)
zif = br_if->info;
assert(zif);
br = &zif->l2info.br;
bridge_vlan_aware = br->vlan_aware;
in_param.bridge_vlan_aware = br->vlan_aware;
/* Check oper status of the SVI. */
if (!bridge_vlan_aware)
if (!in_param.bridge_vlan_aware)
return if_is_operative(br_if) ? br_if : NULL;
in_param.vid = vid;
in_param.br_if = br_if;
in_param.zif = NULL;
p_ifp = &tmp_if;
/* Identify corresponding VLAN interface. */
/* TODO: Optimize with a hash. */
zns = zebra_ns_lookup(NS_DEFAULT);
for (rn = route_top(zns->if_table); rn; rn = route_next(rn)) {
tmp_if = (struct interface *)rn->info;
/* Check oper status of the SVI. */
if (!tmp_if || !if_is_operative(tmp_if))
continue;
zif = tmp_if->info;
if (!zif || zif->zif_type != ZEBRA_IF_VLAN
|| zif->link != br_if)
continue;
vl = &zif->l2info.vl;
if (vl->vid == vid) {
found = 1;
break;
}
}
return found ? tmp_if : NULL;
zebra_ns_list_walk(zvni_map_to_svi_zns, (void *)&in_param,
(void **)p_ifp);
return tmp_if;
}
/* Map to MAC-VLAN interface corresponding to specified SVI interface.