int
isis_zebra_if_state_up (int command, struct zclient *zclient,
zebra_size_t length)
{
struct interface *ifp;
ifp = zebra_interface_if_lookup (zclient->ibuf);
if (!ifp)
return 0;
if (if_is_operative (ifp))
{
zebra_interface_if_set_value (zclient->ibuf, ifp);
/* HT: This is wrong actually. We can't assume that circuit exist
* if we delete circuit during if_state_down event. Needs rethink.
* TODO */
isis_circuit_update_params (circuit_scan_by_ifp (ifp), ifp);
return 0;
}
zebra_interface_if_set_value (zclient->ibuf, ifp);
isis_csm_state_change (IF_UP_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
return 0;
}
int
isis_zebra_if_del (int command, struct zclient *zclient, zebra_size_t length)
{
struct interface *ifp;
struct stream *s;
s = zclient->ibuf;
ifp = zebra_interface_state_read (s);
if (!ifp)
return 0;
if (if_is_operative (ifp))
zlog_warn ("Zebra: got delete of %s, but interface is still up",
ifp->name);
zlog_debug ("Zebra I/F delete: %s index %d flags %ld metric %d mtu %d",
ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu);
if_delete (ifp);
isis_csm_state_change (IF_DOWN_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
return 0;
}
int
isis_zebra_if_address_add (int command, struct zclient *zclient,
zebra_size_t length)
{
struct connected *c;
struct prefix *p;
char buf[BUFSIZ];
c = zebra_interface_address_read (ZEBRA_INTERFACE_ADDRESS_ADD,
zclient->ibuf);
if (c == NULL)
return 0;
p = c->address;
prefix2str (p, buf, BUFSIZ);
#ifdef EXTREME_DEBUG
if (p->family == AF_INET)
zlog_debug ("connected IP address %s", buf);
#ifdef HAVE_IPV6
if (p->family == AF_INET6)
zlog_debug ("connected IPv6 address %s", buf);
#endif /* HAVE_IPV6 */
#endif /* EXTREME_DEBUG */
if (if_is_operative (c->ifp))
isis_circuit_add_addr (circuit_scan_by_ifp (c->ifp), c);
return 0;
}
static int
isis_zebra_if_del (int command, struct zclient *zclient, zebra_size_t length)
{
struct interface *ifp;
struct stream *s;
s = zclient->ibuf;
ifp = zebra_interface_state_read (s);
if (!ifp)
return 0;
if (if_is_operative (ifp))
zlog_warn ("Zebra: got delete of %s, but interface is still up",
ifp->name);
if (isis->debugs & DEBUG_ZEBRA)
zlog_debug ("Zebra I/F delete: %s index %d flags %ld metric %d mtu %d",
ifp->name, ifp->ifindex, (long)ifp->flags, ifp->metric, ifp->mtu);
/* Cannot call if_delete because we should retain the pseudo interface
in case there is configuration info attached to it. */
if_delete_retain(ifp);
isis_csm_state_change (IF_DOWN_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
ifp->ifindex = IFINDEX_INTERNAL;
return 0;
}
/* Search MPLS TE Circuit context from Interface */
static struct mpls_te_circuit *
lookup_mpls_params_by_ifp (struct interface *ifp)
{
struct isis_circuit *circuit;
if ((circuit = circuit_scan_by_ifp (ifp)) == NULL)
return NULL;
return circuit->mtc;
}
static int
isis_zebra_if_state_up (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;
isis_csm_state_change (IF_UP_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
return 0;
}
static int
isis_kroute_if_state_up (int command, struct zclient *zclient,
kroute_size_t length)
{
struct interface *ifp;
ifp = kroute_interface_state_read (zclient->ibuf);
if (ifp == NULL)
return 0;
isis_csm_state_change (IF_UP_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
return 0;
}
int
isis_zebra_if_add (int command, struct zclient *zclient, zebra_size_t length)
{
struct interface *ifp;
ifp = zebra_interface_add_read (zclient->ibuf);
zlog_debug ("Zebra I/F add: %s index %d flags %ld metric %d mtu %d",
ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu);
if (if_is_operative (ifp))
isis_csm_state_change (IF_UP_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
return 0;
}
static int
isis_kroute_if_add (int command, struct zclient *zclient, kroute_size_t length)
{
struct interface *ifp;
ifp = kroute_interface_add_read (zclient->ibuf);
if (isis->debugs & DEBUG_KROUTE)
zlog_debug ("Kroute I/F add: %s index %d flags %ld metric %d mtu %d",
ifp->name, ifp->ifindex, (long)ifp->flags, ifp->metric, ifp->mtu);
if (if_is_operative (ifp))
isis_csm_state_change (IF_UP_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
return 0;
}
int
isis_zebra_if_state_down (int command, struct zclient *zclient,
zebra_size_t length)
{
struct interface *ifp;
ifp = zebra_interface_if_lookup (zclient->ibuf);
if (ifp == NULL)
return 0;
if (if_is_operative (ifp))
{
zebra_interface_if_set_value (zclient->ibuf, ifp);
isis_csm_state_change (IF_DOWN_FROM_Z, circuit_scan_by_ifp (ifp), ifp);
}
return 0;
}
static int
isis_zebra_if_state_down (int command, struct zclient *zclient,
zebra_size_t length, vrf_id_t vrf_id)
{
struct interface *ifp;
struct isis_circuit *circuit;
ifp = zebra_interface_state_read (zclient->ibuf, vrf_id);
if (ifp == NULL)
return 0;
circuit = isis_csm_state_change (IF_DOWN_FROM_Z, circuit_scan_by_ifp (ifp),
ifp);
if (circuit)
SET_FLAG(circuit->flags, ISIS_CIRCUIT_FLAPPED_AFTER_SPF);
return 0;
}
void
isis_mpls_te_update (struct interface *ifp)
{
struct isis_circuit *circuit;
/* Sanity Check */
if (ifp == NULL)
return;
/* Get circuit context from interface */
if ((circuit = circuit_scan_by_ifp(ifp)) == NULL)
return;
/* Update TE TLVs ... */
isis_link_params_update(circuit, ifp);
/* ... and LSP */
if (IS_MPLS_TE(isisMplsTE) && circuit->area)
lsp_regenerate_schedule (circuit->area, circuit->is_type, 0);
return;
}
static int
isis_zebra_if_address_del (int command, struct zclient *client,
zebra_size_t length, vrf_id_t vrf_id)
{
struct connected *c;
struct interface *ifp;
#ifdef EXTREME_DEBUG
struct prefix *p;
u_char buf[BUFSIZ];
#endif /* EXTREME_DEBUG */
c = zebra_interface_address_read (ZEBRA_INTERFACE_ADDRESS_DELETE,
zclient->ibuf, vrf_id);
if (c == NULL)
return 0;
ifp = c->ifp;
#ifdef EXTREME_DEBUG
p = c->address;
prefix2str (p, buf, BUFSIZ);
if (p->family == AF_INET)
zlog_debug ("disconnected IP address %s", buf);
#ifdef HAVE_IPV6
if (p->family == AF_INET6)
zlog_debug ("disconnected IPv6 address %s", buf);
#endif /* HAVE_IPV6 */
#endif /* EXTREME_DEBUG */
if (if_is_operative (ifp))
isis_circuit_del_addr (circuit_scan_by_ifp (ifp), c);
connected_free (c);
return 0;
}
