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zebra: EVPN/VxLAN UI definitions and handling

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Implement various UI (vty) commands for EVPN/VxLAN.

Signed-off-by: Vivek Venkatraman <vivek@cumulusnetworks.com>
Signed-off-by: Mitesh Kanjariya <mitesh@cumulusnetworks.com>
Reviewed-by:   Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
vivek 2017-05-14 22:45:55 -07:00 committed by Donald Sharp
parent 2232a77c2b
commit cec2e17d27
4 changed files with 975 additions and 1 deletions
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248
zebra/zebra_vty.c
View File

@ -32,6 +32,7 @@
#include "mpls.h"
#include "routemap.h"
#include "srcdest_table.h"
#include "vxlan.h"
#include "zebra/zserv.h"
#include "zebra/zebra_vrf.h"
@ -41,6 +42,7 @@
#include "zebra/zebra_routemap.h"
#include "zebra/zebra_static.h"
#include "lib/json.h"
#include "zebra/zebra_vxlan.h"
extern int allow_delete;
@ -54,6 +56,9 @@ static void vty_show_ip_route_detail (struct vty *vty, struct route_node *rn,
#define ONE_DAY_SECOND 60*60*24
#define ONE_WEEK_SECOND 60*60*24*7
/* VNI range as per RFC 7432 */
#define CMD_VNI_RANGE "(1-16777215)"
/* General function for static route. */
int
zebra_static_ipv4 (struct vty *vty, safi_t safi, int add_cmd,
@ -3047,6 +3052,237 @@ DEFUN (show_vrf,
return CMD_SUCCESS;
}
DEFUN (show_evpn_vni,
show_evpn_vni_cmd,
"show evpn vni",
SHOW_STR
"EVPN\n"
"VxLAN information\n")
{
struct zebra_vrf *zvrf;
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_vnis(vty, zvrf);
return CMD_SUCCESS;
}
DEFUN (show_evpn_vni_vni,
show_evpn_vni_vni_cmd,
"show evpn vni " CMD_VNI_RANGE,
SHOW_STR
"EVPN\n"
"VxLAN Network Identifier\n"
"VNI number\n")
{
struct zebra_vrf *zvrf;
vni_t vni;
VTY_GET_INTEGER_RANGE ("VNI", vni, argv[3]->arg, 1, VNI_MAX);
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_vni(vty, zvrf, vni);
return CMD_SUCCESS;
}
DEFUN (show_evpn_mac_vni,
show_evpn_mac_vni_cmd,
"show evpn mac vni " CMD_VNI_RANGE,
SHOW_STR
"EVPN\n"
"MAC addresses\n"
"VxLAN Network Identifier\n"
"VNI number\n")
{
struct zebra_vrf *zvrf;
vni_t vni;
VTY_GET_INTEGER_RANGE ("VNI", vni, argv[4]->arg, 1, VNI_MAX);
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_macs_vni(vty, zvrf, vni);
return CMD_SUCCESS;
}
DEFUN (show_evpn_mac_vni_all,
show_evpn_mac_vni_all_cmd,
"show evpn mac vni all",
SHOW_STR
"EVPN\n"
"MAC addresses\n"
"VxLAN Network Identifier\n"
"All VNIs\n")
{
struct zebra_vrf *zvrf;
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_macs_all_vni(vty, zvrf);
return CMD_SUCCESS;
}
DEFUN (show_evpn_mac_vni_all_vtep,
show_evpn_mac_vni_all_vtep_cmd,
"show evpn mac vni all vtep A.B.C.D",
SHOW_STR
"EVPN\n"
"MAC addresses\n"
"VxLAN Network Identifier\n"
"All VNIs\n"
"Remote VTEP\n"
"Remote VTEP IP address\n")
{
struct zebra_vrf *zvrf;
struct in_addr vtep_ip;
if (!inet_aton (argv[6]->arg, &vtep_ip))
{
vty_out (vty, "%% Malformed VTEP IP address%s", VTY_NEWLINE);
return CMD_WARNING;
}
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_macs_all_vni_vtep(vty, zvrf, vtep_ip);
return CMD_SUCCESS;
}
DEFUN (show_evpn_mac_vni_mac,
show_evpn_mac_vni_mac_cmd,
"show evpn mac vni " CMD_VNI_RANGE " mac WORD",
SHOW_STR
"EVPN\n"
"MAC addresses\n"
"VxLAN Network Identifier\n"
"VNI number\n"
"MAC\n"
"MAC address (e.g., 00:e0:ec:20:12:62)\n")
{
struct zebra_vrf *zvrf;
vni_t vni;
struct ethaddr mac;
VTY_GET_INTEGER_RANGE ("VNI", vni, argv[4]->arg, 1, VNI_MAX);
if (!prefix_str2mac (argv[6]->arg, &mac))
{
vty_out (vty, "%% Malformed MAC address%s", VTY_NEWLINE);
return CMD_WARNING;
}
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_specific_mac_vni(vty, zvrf, vni, &mac);
return CMD_SUCCESS;
}
DEFUN (show_evpn_mac_vni_vtep,
show_evpn_mac_vni_vtep_cmd,
"show evpn mac vni " CMD_VNI_RANGE " vtep A.B.C.D",
SHOW_STR
"EVPN\n"
"MAC addresses\n"
"VxLAN Network Identifier\n"
"VNI number\n"
"Remote VTEP\n"
"Remote VTEP IP address\n")
{
struct zebra_vrf *zvrf;
vni_t vni;
struct in_addr vtep_ip;
VTY_GET_INTEGER_RANGE ("VNI", vni, argv[4]->arg, 1, VNI_MAX);
if (!inet_aton (argv[6]->arg, &vtep_ip))
{
vty_out (vty, "%% Malformed VTEP IP address%s", VTY_NEWLINE);
return CMD_WARNING;
}
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_macs_vni_vtep(vty, zvrf, vni, vtep_ip);
return CMD_SUCCESS;
}
DEFUN (show_evpn_neigh_vni,
show_evpn_neigh_vni_cmd,
"show evpn arp-cache vni " CMD_VNI_RANGE,
SHOW_STR
"EVPN\n"
"ARP and ND cache\n"
"VxLAN Network Identifier\n"
"VNI number\n")
{
struct zebra_vrf *zvrf;
vni_t vni;
VTY_GET_INTEGER_RANGE ("VNI", vni, argv[4]->arg, 1, VNI_MAX);
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_neigh_vni(vty, zvrf, vni);
return CMD_SUCCESS;
}
DEFUN (show_evpn_neigh_vni_all,
show_evpn_neigh_vni_all_cmd,
"show evpn arp-cache vni all",
SHOW_STR
"EVPN\n"
"ARP and ND cache\n"
"VxLAN Network Identifier\n"
"All VNIs\n")
{
struct zebra_vrf *zvrf;
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_neigh_all_vni(vty, zvrf);
return CMD_SUCCESS;
}
DEFUN (show_evpn_neigh_vni_neigh,
show_evpn_neigh_vni_neigh_cmd,
"show evpn arp-cache vni " CMD_VNI_RANGE " ip WORD",
SHOW_STR
"EVPN\n"
"ARP and ND cache\n"
"VxLAN Network Identifier\n"
"VNI number\n"
"Neighbor\n"
"Neighbor address (IPv4 or IPv6 address)\n")
{
struct zebra_vrf *zvrf;
vni_t vni;
struct ipaddr ip;
VTY_GET_INTEGER_RANGE ("VNI", vni, argv[4]->arg, 1, VNI_MAX);
if (str2ipaddr (argv[6]->arg, &ip) != 0)
{
vty_out (vty, "%% Malformed Neighbor address%s", VTY_NEWLINE);
return CMD_WARNING;
}
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_specific_neigh_vni(vty, zvrf, vni, &ip);
return CMD_SUCCESS;
}
DEFUN (show_evpn_neigh_vni_vtep,
show_evpn_neigh_vni_vtep_cmd,
"show evpn arp-cache vni " CMD_VNI_RANGE " vtep A.B.C.D",
SHOW_STR
"EVPN\n"
"ARP and ND cache\n"
"VxLAN Network Identifier\n"
"VNI number\n"
"Remote VTEP\n"
"Remote VTEP IP address\n")
{
struct zebra_vrf *zvrf;
vni_t vni;
struct in_addr vtep_ip;
VTY_GET_INTEGER_RANGE ("VNI", vni, argv[4]->arg, 1, VNI_MAX);
if (!inet_aton (argv[6]->arg, &vtep_ip))
{
vty_out (vty, "%% Malformed VTEP IP address%s", VTY_NEWLINE);
return CMD_WARNING;
}
zvrf = vrf_info_lookup(VRF_DEFAULT);
zebra_vxlan_print_neigh_vni_vtep(vty, zvrf, vni, vtep_ip);
return CMD_SUCCESS;
}
/* Static ip route configuration write function. */
static int
zebra_ip_config (struct vty *vty)
@ -3237,4 +3473,16 @@ zebra_vty_init (void)
install_element (VIEW_NODE, &show_ipv6_route_vrf_all_prefix_cmd);
install_element (VIEW_NODE, &show_ipv6_mroute_vrf_all_cmd);
install_element (VIEW_NODE, &show_evpn_vni_cmd);
install_element (VIEW_NODE, &show_evpn_vni_vni_cmd);
install_element (VIEW_NODE, &show_evpn_mac_vni_cmd);
install_element (VIEW_NODE, &show_evpn_mac_vni_all_cmd);
install_element (VIEW_NODE, &show_evpn_mac_vni_all_vtep_cmd);
install_element (VIEW_NODE, &show_evpn_mac_vni_mac_cmd);
install_element (VIEW_NODE, &show_evpn_mac_vni_vtep_cmd);
install_element (VIEW_NODE, &show_evpn_neigh_vni_cmd);
install_element (VIEW_NODE, &show_evpn_neigh_vni_all_cmd);
install_element (VIEW_NODE, &show_evpn_neigh_vni_neigh_cmd);
install_element (VIEW_NODE, &show_evpn_neigh_vni_vtep_cmd);
}

648
zebra/zebra_vxlan.c
View File

@ -56,6 +56,23 @@ DEFINE_MTYPE_STATIC(ZEBRA, NEIGH, "VNI Neighbor");
/* static function declarations */
static void
zvni_print_neigh (zebra_neigh_t *n, void *ctxt);
static void
zvni_print_neigh_hash (struct hash_backet *backet, void *ctxt);
static void
zvni_print_neigh_hash_all_vni (struct hash_backet *backet, void *ctxt);
static void
zvni_print_mac (zebra_mac_t *mac, void *ctxt);
static void
zvni_print_mac_hash (struct hash_backet *backet, void *ctxt);
static void
zvni_print_mac_hash_all_vni (struct hash_backet *backet, void *ctxt);
static void
zvni_print (zebra_vni_t *zvni, void *ctxt);
static void
zvni_print_hash (struct hash_backet *backet, void *ctxt);
static int
zvni_macip_send_msg_to_client (struct zebra_vrf *zvrf, vni_t vni,
struct ethaddr *macaddr,
@ -168,6 +185,357 @@ zvni_vtep_uninstall (zebra_vni_t *zvni, struct in_addr *vtep_ip);
/* Private functions */
/*
* Helper function to determine maximum width of neighbor IP address for
* display - just because we're dealing with IPv6 addresses that can
* widely vary.
*/
static void
zvni_find_neigh_addr_width (struct hash_backet *backet, void *ctxt)
{
zebra_neigh_t *n;
char buf[INET6_ADDRSTRLEN];
struct neigh_walk_ctx *wctx = ctxt;
int width;
n = (zebra_neigh_t *) backet->data;
if (!n)
return;
ipaddr2str (&n->ip, buf, sizeof(buf)),
width = strlen (buf);
if (width > wctx->addr_width)
wctx->addr_width = width;
}
/*
* Print a specific neighbor entry.
*/
static void
zvni_print_neigh (zebra_neigh_t *n, void *ctxt)
{
struct vty *vty;
char buf1[ETHER_ADDR_STRLEN];
char buf2[INET6_ADDRSTRLEN];
ipaddr2str (&n->ip, buf2, sizeof(buf2)),
vty = (struct vty *) ctxt;
vty_out(vty, "IP: %s%s",
ipaddr2str (&n->ip, buf2, sizeof(buf2)), VTY_NEWLINE);
vty_out(vty, " MAC: %s", prefix_mac2str (&n->emac, buf1, sizeof (buf1)));
if (CHECK_FLAG(n->flags, ZEBRA_NEIGH_REMOTE))
vty_out(vty, " Remote VTEP: %s", inet_ntoa (n->r_vtep_ip));
vty_out(vty, "%s", VTY_NEWLINE);
}
/*
* Print neighbor hash entry - called for display of all neighbors.
*/
static void
zvni_print_neigh_hash (struct hash_backet *backet, void *ctxt)
{
struct vty *vty;
zebra_neigh_t *n;
char buf1[ETHER_ADDR_STRLEN];
char buf2[INET6_ADDRSTRLEN];
struct neigh_walk_ctx *wctx = ctxt;
vty = wctx->vty;
n = (zebra_neigh_t *) backet->data;
if (!n)
return;
prefix_mac2str (&n->emac, buf1, sizeof (buf1));
ipaddr2str (&n->ip, buf2, sizeof(buf2));
if (CHECK_FLAG(n->flags, ZEBRA_NEIGH_LOCAL) &&
!(wctx->flags & SHOW_REMOTE_NEIGH_FROM_VTEP))
{
vty_out(vty, "%*s %-6s %-17s %s",
-wctx->addr_width, buf2, "local", buf1, VTY_NEWLINE);
wctx->count++;
}
else
{
if (wctx->flags & SHOW_REMOTE_NEIGH_FROM_VTEP)
{
if (IPV4_ADDR_SAME(&n->r_vtep_ip, &wctx->r_vtep_ip))
{
if (wctx->count == 0)
vty_out(vty, "%*s %-6s %-17s %-21s%s",
-wctx->addr_width, "Neighbor", "Type", "MAC",
"Remote VTEP", VTY_NEWLINE);
vty_out(vty, "%*s %-6s %-17s %-21s%s",
-wctx->addr_width, buf2, "remote", buf1,
inet_ntoa (n->r_vtep_ip), VTY_NEWLINE);
wctx->count++;
}
}
else
{
vty_out(vty, "%*s %-6s %-17s %-21s%s",
-wctx->addr_width, buf2, "remote", buf1,
inet_ntoa (n->r_vtep_ip), VTY_NEWLINE);
wctx->count++;
}
}
}
/*
* Print neighbors for all VNI.
*/
static void
zvni_print_neigh_hash_all_vni (struct hash_backet *backet, void *ctxt)
{
struct vty *vty;
zebra_vni_t *zvni;
u_int32_t num_neigh;
struct neigh_walk_ctx wctx;
vty = (struct vty *) ctxt;
zvni = (zebra_vni_t *) backet->data;
if (!zvni)
return;
num_neigh = hashcount(zvni->neigh_table);
vty_out(vty, "%sVNI %u #ARP (IPv4 and IPv6, local and remote) %u%s%s",
VTY_NEWLINE, zvni->vni, num_neigh, VTY_NEWLINE, VTY_NEWLINE);
if (!num_neigh)
return;
/* Since we have IPv6 addresses to deal with which can vary widely in
* size, we try to be a bit more elegant in display by first computing
* the maximum width.
*/
memset (&wctx, 0, sizeof (struct neigh_walk_ctx));
wctx.zvni = zvni;
wctx.vty = vty;
wctx.addr_width = 15;
hash_iterate(zvni->neigh_table, zvni_find_neigh_addr_width, &wctx);
vty_out(vty, "%*s %-6s %-17s %-21s%s",
-wctx.addr_width, "IP", "Type", "MAC",
"Remote VTEP", VTY_NEWLINE);
hash_iterate(zvni->neigh_table, zvni_print_neigh_hash, &wctx);
}
/*
* Print a specific MAC entry.
*/
static void
zvni_print_mac (zebra_mac_t *mac, void *ctxt)
{
struct vty *vty;
char buf1[20];
vty = (struct vty *) ctxt;
vty_out(vty, "MAC: %s%s",
prefix_mac2str (&mac->macaddr, buf1, sizeof (buf1)), VTY_NEWLINE);
if (CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL))
{
struct zebra_ns *zns;
struct interface *ifp;
ifindex_t ifindex;
ifindex = mac->fwd_info.local.ifindex;
zns = zebra_ns_lookup (NS_DEFAULT);
ifp = if_lookup_by_index_per_ns (zns, ifindex);
if (!ifp) // unexpected
return;
vty_out(vty, " Intf: %s(%u)", ifp->name, ifindex);
if (mac->fwd_info.local.vid)
vty_out(vty, " VLAN: %u", mac->fwd_info.local.vid);
}
else
{
vty_out(vty, " Remote VTEP: %s",
inet_ntoa (mac->fwd_info.r_vtep_ip));
}
vty_out(vty, " ARP ref: %u", mac->neigh_refcnt);
vty_out(vty, "%s", VTY_NEWLINE);
}
/*
* Print MAC hash entry - called for display of all MACs.
*/
static void
zvni_print_mac_hash (struct hash_backet *backet, void *ctxt)
{
struct vty *vty;
zebra_mac_t *mac;
char buf1[20];
struct mac_walk_ctx *wctx = ctxt;
vty = wctx->vty;
mac = (zebra_mac_t *) backet->data;
if (!mac)
return;
prefix_mac2str (&mac->macaddr, buf1, sizeof (buf1));
if (CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL) &&
!(wctx->flags & SHOW_REMOTE_MAC_FROM_VTEP))
{
struct zebra_ns *zns;
ifindex_t ifindex;
struct interface *ifp;
vlanid_t vid;
zns = zebra_ns_lookup (NS_DEFAULT);
ifindex = mac->fwd_info.local.ifindex;
ifp = if_lookup_by_index_per_ns (zns, ifindex);
if (!ifp) // unexpected
return;
vid = mac->fwd_info.local.vid;
vty_out(vty, "%-17s %-6s %-21s",
buf1, "local", ifp->name);
if (vid)
vty_out(vty, " %-5u", vid);
vty_out(vty, "%s", VTY_NEWLINE);
wctx->count++;
}
else
{
if (wctx->flags & SHOW_REMOTE_MAC_FROM_VTEP)
{
if (IPV4_ADDR_SAME(&mac->fwd_info.r_vtep_ip,
&wctx->r_vtep_ip))
{
if (wctx->count == 0)
{
vty_out(vty, "%sVNI %u%s%s",
VTY_NEWLINE, wctx->zvni->vni,VTY_NEWLINE, VTY_NEWLINE);
vty_out(vty, "%-17s %-6s %-21s %-5s%s",
"MAC", "Type", "Intf/Remote VTEP",
"VLAN", VTY_NEWLINE);
}
vty_out(vty, "%-17s %-6s %-21s%s",
buf1, "remote",
inet_ntoa (mac->fwd_info.r_vtep_ip),
VTY_NEWLINE);
wctx->count++;
}
}
else
{
vty_out(vty, "%-17s %-6s %-21s%s",
buf1, "remote",
inet_ntoa (mac->fwd_info.r_vtep_ip), VTY_NEWLINE);
wctx->count++;
}
}
}
/*
* Print MACs for all VNI.
*/
static void
zvni_print_mac_hash_all_vni (struct hash_backet *backet, void *ctxt)
{
struct vty *vty;
zebra_vni_t *zvni;
u_int32_t num_macs;
struct mac_walk_ctx *wctx = ctxt;
vty = (struct vty *) wctx->vty;
zvni = (zebra_vni_t *) backet->data;
if (!zvni)
return;
wctx->zvni = zvni;
/*We are iterating over a new VNI, set the count to 0*/
wctx->count = 0;
num_macs = hashcount(zvni->mac_table);
if (!num_macs)
return;
if (!CHECK_FLAG(wctx->flags, SHOW_REMOTE_MAC_FROM_VTEP))
{
vty_out(vty, "%sVNI %u #MACs (local and remote) %u%s%s",
VTY_NEWLINE, zvni->vni, num_macs, VTY_NEWLINE, VTY_NEWLINE);
vty_out(vty, "%-17s %-6s %-21s %-5s%s",
"MAC", "Type", "Intf/Remote VTEP", "VLAN", VTY_NEWLINE);
}
hash_iterate(zvni->mac_table, zvni_print_mac_hash, wctx);
}
/*
* Print a specific VNI entry.
*/
static void
zvni_print (zebra_vni_t *zvni, void *ctxt)
{
struct vty *vty;
zebra_vtep_t *zvtep;
u_int32_t num_macs;
u_int32_t num_neigh;
vty = (struct vty *) ctxt;
vty_out(vty, "VNI: %u%s", zvni->vni, VTY_NEWLINE);
if (!zvni->vxlan_if)
{ // unexpected
vty_out(vty, " VxLAN interface: unknown%s", VTY_NEWLINE);
return;
}
vty_out(vty, " VxLAN interface: %s ifIndex: %u VTEP IP: %s%s",
zvni->vxlan_if->name, zvni->vxlan_if->ifindex,
inet_ntoa(zvni->local_vtep_ip), VTY_NEWLINE);
if (!zvni->vteps)
{
vty_out(vty, " No remote VTEPs known for this VNI%s", VTY_NEWLINE);
}
else
{
vty_out(vty, " Remote VTEPs for this VNI:%s", VTY_NEWLINE);
for (zvtep = zvni->vteps; zvtep; zvtep = zvtep->next)
vty_out(vty, " %s%s",
inet_ntoa (zvtep->vtep_ip), VTY_NEWLINE);
}
num_macs = hashcount(zvni->mac_table);
vty_out(vty, " Number of MACs (local and remote) known for this VNI: %u%s",
num_macs, VTY_NEWLINE);
num_neigh = hashcount(zvni->neigh_table);
vty_out(vty, " Number of ARPs (IPv4 and IPv6, local and remote) "
"known for this VNI: %u%s", num_neigh, VTY_NEWLINE);
}
/*
* Print a VNI hash entry - called for display of all VNIs.
*/
static void
zvni_print_hash (struct hash_backet *backet, void *ctxt)
{
struct vty *vty;
zebra_vni_t *zvni;
zebra_vtep_t *zvtep;
u_int32_t num_vteps = 0;
u_int32_t num_macs = 0;
u_int32_t num_neigh = 0;
vty = (struct vty *) ctxt;
zvni = (zebra_vni_t *) backet->data;
if (!zvni)
return;
zvtep = zvni->vteps;
while (zvtep)
{
num_vteps++;
zvtep = zvtep->next;
}
num_macs = hashcount(zvni->mac_table);
num_neigh = hashcount(zvni->neigh_table);
vty_out(vty, "%-10u %-21s %-15s %-8u %-8u %-15u%s",
zvni->vni,
zvni->vxlan_if ? zvni->vxlan_if->name : "unknown",
inet_ntoa(zvni->local_vtep_ip),
num_macs, num_neigh, num_vteps, VTY_NEWLINE);
}
/*
* Inform BGP about local MACIP.
*/
@ -1388,6 +1756,286 @@ zvni_cleanup_all (struct hash_backet *backet, void *zvrf)
/* Public functions */
/*
* Display Neighbors for a VNI (VTY command handler).
*/
void
zebra_vxlan_print_neigh_vni (struct vty *vty, struct zebra_vrf *zvrf, vni_t vni)
{
zebra_vni_t *zvni;
u_int32_t num_neigh;
struct neigh_walk_ctx wctx;
if (!EVPN_ENABLED(zvrf))
return;
zvni = zvni_lookup (zvrf, vni);
if (!zvni)
{
vty_out (vty, "%% VNI %u does not exist%s", vni, VTY_NEWLINE);
return;
}
num_neigh = hashcount(zvni->neigh_table);
if (!num_neigh)
return;
/* Since we have IPv6 addresses to deal with which can vary widely in
* size, we try to be a bit more elegant in display by first computing
* the maximum width.
*/
memset (&wctx, 0, sizeof (struct neigh_walk_ctx));
wctx.zvni = zvni;
wctx.vty = vty;
wctx.addr_width = 15;
hash_iterate(zvni->neigh_table, zvni_find_neigh_addr_width, &wctx);
vty_out(vty, "Number of ARPs (local and remote) known for this VNI: %u%s",
num_neigh, VTY_NEWLINE);
vty_out(vty, "%*s %-6s %-17s %-21s%s",
-wctx.addr_width, "IP", "Type", "MAC",
"Remote VTEP", VTY_NEWLINE);
hash_iterate(zvni->neigh_table, zvni_print_neigh_hash, &wctx);
}
/*
* Display neighbors across all VNIs (VTY command handler).
*/
void
zebra_vxlan_print_neigh_all_vni (struct vty *vty, struct zebra_vrf *zvrf)
{
if (!EVPN_ENABLED(zvrf))
return;
hash_iterate(zvrf->vni_table, zvni_print_neigh_hash_all_vni, vty);
}
/*
* Display specific neighbor for a VNI, if present (VTY command handler).
*/
void
zebra_vxlan_print_specific_neigh_vni (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct ipaddr *ip)
{
zebra_vni_t *zvni;
zebra_neigh_t *n;
if (!EVPN_ENABLED(zvrf))
return;
zvni = zvni_lookup (zvrf, vni);
if (!zvni)
{
vty_out (vty, "%% VNI %u does not exist%s", vni, VTY_NEWLINE);
return;
}
n = zvni_neigh_lookup (zvni, ip);
if (!n)
{
vty_out (vty, "%% Requested neighbor does not exist in VNI %u%s",
vni, VTY_NEWLINE);
return;
}
zvni_print_neigh (n, vty);
}
/*
* Display neighbors for a VNI from specific VTEP (VTY command handler).
* By definition, these are remote neighbors.
*/
void
zebra_vxlan_print_neigh_vni_vtep (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct in_addr vtep_ip)
{
zebra_vni_t *zvni;
u_int32_t num_neigh;
struct neigh_walk_ctx wctx;
if (!EVPN_ENABLED(zvrf))
return;
zvni = zvni_lookup (zvrf, vni);
if (!zvni)
{
vty_out (vty, "%% VNI %u does not exist%s", vni, VTY_NEWLINE);
return;
}
num_neigh = hashcount(zvni->neigh_table);
if (!num_neigh)
return;
memset (&wctx, 0, sizeof (struct neigh_walk_ctx));
wctx.zvni = zvni;
wctx.vty = vty;
wctx.flags = SHOW_REMOTE_NEIGH_FROM_VTEP;
wctx.r_vtep_ip = vtep_ip;
hash_iterate(zvni->neigh_table, zvni_print_neigh_hash, &wctx);
}
/*
* Display MACs for a VNI (VTY command handler).
*/
void
zebra_vxlan_print_macs_vni (struct vty *vty, struct zebra_vrf *zvrf, vni_t vni)
{
zebra_vni_t *zvni;
u_int32_t num_macs;
struct mac_walk_ctx wctx;
if (!EVPN_ENABLED(zvrf))
return;
zvni = zvni_lookup (zvrf, vni);
if (!zvni)
{
vty_out (vty, "%% VNI %u does not exist%s", vni, VTY_NEWLINE);
return;
}
num_macs = hashcount(zvni->mac_table);
if (!num_macs)
return;
memset (&wctx, 0, sizeof (struct mac_walk_ctx));
wctx.zvni = zvni;
wctx.vty = vty;
vty_out(vty, "Number of MACs (local and remote) known for this VNI: %u%s",
num_macs, VTY_NEWLINE);
vty_out(vty, "%-17s %-6s %-21s %-5s%s",
"MAC", "Type", "Intf/Remote VTEP", "VLAN", VTY_NEWLINE);
hash_iterate(zvni->mac_table, zvni_print_mac_hash, &wctx);
}
/*
* Display MACs for all VNIs (VTY command handler).
*/
void
zebra_vxlan_print_macs_all_vni (struct vty *vty, struct zebra_vrf *zvrf)
{
struct mac_walk_ctx wctx;
if (!EVPN_ENABLED(zvrf))
return;
memset (&wctx, 0, sizeof (struct mac_walk_ctx));
wctx.vty = vty;
hash_iterate(zvrf->vni_table, zvni_print_mac_hash_all_vni, &wctx);
}
/*
* Display MACs for all VNIs (VTY command handler).
*/
void
zebra_vxlan_print_macs_all_vni_vtep (struct vty *vty, struct zebra_vrf *zvrf,
struct in_addr vtep_ip)
{
struct mac_walk_ctx wctx;
if (!EVPN_ENABLED(zvrf))
return;
memset (&wctx, 0, sizeof (struct mac_walk_ctx));
wctx.vty = vty;
wctx.flags = SHOW_REMOTE_MAC_FROM_VTEP;
wctx.r_vtep_ip = vtep_ip;
hash_iterate(zvrf->vni_table, zvni_print_mac_hash_all_vni, &wctx);
}
/*
* Display specific MAC for a VNI, if present (VTY command handler).
*/
void
zebra_vxlan_print_specific_mac_vni (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct ethaddr *macaddr)
{
zebra_vni_t *zvni;
zebra_mac_t *mac;
if (!EVPN_ENABLED(zvrf))
return;
zvni = zvni_lookup (zvrf, vni);
if (!zvni)
{
vty_out (vty, "%% VNI %u does not exist%s", vni, VTY_NEWLINE);
return;
}
mac = zvni_mac_lookup (zvni, macaddr);
if (!mac)
{
vty_out (vty, "%% Requested MAC does not exist in VNI %u%s",
vni, VTY_NEWLINE);
return;
}
zvni_print_mac (mac, vty);
}
/*
* Display MACs for a VNI from specific VTEP (VTY command handler).
*/
void
zebra_vxlan_print_macs_vni_vtep (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct in_addr vtep_ip)
{
zebra_vni_t *zvni;
u_int32_t num_macs;
struct mac_walk_ctx wctx;
if (!EVPN_ENABLED(zvrf))
return;
zvni = zvni_lookup (zvrf, vni);
if (!zvni)
{
vty_out (vty, "%% VNI %u does not exist%s", vni, VTY_NEWLINE);
return;
}
num_macs = hashcount(zvni->mac_table);
if (!num_macs)
return;
memset (&wctx, 0, sizeof (struct mac_walk_ctx));
wctx.zvni = zvni;
wctx.vty = vty;
wctx.flags = SHOW_REMOTE_MAC_FROM_VTEP;
wctx.r_vtep_ip = vtep_ip;
hash_iterate(zvni->mac_table, zvni_print_mac_hash, &wctx);
}
/*
* Display VNI information (VTY command handler).
*/
void
zebra_vxlan_print_vni (struct vty *vty, struct zebra_vrf *zvrf, vni_t vni)
{
zebra_vni_t *zvni;
if (!EVPN_ENABLED(zvrf))
return;
zvni = zvni_lookup (zvrf, vni);
if (!zvni)
{
vty_out (vty, "%% VNI %u does not exist%s", vni, VTY_NEWLINE);
return;
}
zvni_print (zvni, (void *)vty);
}
/*
* Display VNI hash table (VTY command handler).
*/
void
zebra_vxlan_print_vnis (struct vty *vty, struct zebra_vrf *zvrf)
{
u_int32_t num_vnis;
if (!EVPN_ENABLED(zvrf))
return;
num_vnis = hashcount(zvrf->vni_table);
if (!num_vnis)
return;
vty_out(vty, "Number of VNIs: %u%s", num_vnis, VTY_NEWLINE);
vty_out(vty, "%-10s %-21s %-15s %-8s %-8s %-15s%s",
"VNI", "VxLAN IF", "VTEP IP", "# MACs", "# ARPs",
"# Remote VTEPs", VTY_NEWLINE);
hash_iterate(zvrf->vni_table, zvni_print_hash, vty);
}
/*
* Handle neighbor delete (on a VLAN device / L3 interface) from the
* kernel. This may result in either the neighbor getting deleted from

23
zebra/zebra_vxlan.h
View File

@ -31,7 +31,6 @@
#include "vlan.h"
#include "vxlan.h"
#include "zebra/interface.h"
#include "zebra/zebra_vrf.h"
/* Is EVPN enabled? */
@ -42,6 +41,28 @@
#define ZEBRA_VXLIF_MASTER_CHANGE 0x2
#define ZEBRA_VXLIF_VLAN_CHANGE 0x4
extern void zebra_vxlan_print_macs_vni (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni);
extern void zebra_vxlan_print_macs_all_vni (struct vty *vty,
struct zebra_vrf *zvrf);
extern void zebra_vxlan_print_macs_all_vni_vtep (struct vty *vty,
struct zebra_vrf *zvrf,
struct in_addr vtep_ip);
extern void zebra_vxlan_print_specific_mac_vni (struct vty *vty,
struct zebra_vrf *zvrf, vni_t vni, struct ethaddr *mac);
extern void zebra_vxlan_print_macs_vni_vtep (struct vty *vty,
struct zebra_vrf *zvrf, vni_t vni, struct in_addr vtep_ip);
extern void zebra_vxlan_print_neigh_vni (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni);
extern void zebra_vxlan_print_neigh_all_vni (struct vty *vty,
struct zebra_vrf *zvrf);
extern void zebra_vxlan_print_specific_neigh_vni (struct vty *vty,
struct zebra_vrf *zvrf, vni_t vni, struct ipaddr *ip);
extern void zebra_vxlan_print_neigh_vni_vtep (struct vty *vty,
struct zebra_vrf *zvrf, vni_t vni, struct in_addr vtep_ip);
extern void zebra_vxlan_print_vni (struct vty *vty, struct zebra_vrf *zvrf, vni_t vni);
extern void zebra_vxlan_print_vnis (struct vty *vty, struct zebra_vrf *zvrf);
extern int zebra_vxlan_svi_up (struct interface *ifp, struct interface *link_if);
extern int zebra_vxlan_svi_down (struct interface *ifp, struct interface *link_if);
extern int zebra_vxlan_local_neigh_add_update (struct interface *ifp,

57
zebra/zebra_vxlan_null.c
View File

@ -30,6 +30,63 @@
#include "zebra/zebra_l2.h"
#include "zebra/zebra_vxlan.h"
void
zebra_vxlan_print_macs_vni (struct vty *vty, struct zebra_vrf *zvrf, vni_t vni)
{
}
void zebra_vxlan_print_macs_all_vni (struct vty *vty, struct zebra_vrf *zvrf)
{
}
void zebra_vxlan_print_macs_all_vni_vtep (struct vty *vty, struct zebra_vrf *zvrf, struct in_addr vtep_ip)
{
}
void
zebra_vxlan_print_specific_mac_vni (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct ethaddr *mac)
{
}
void
zebra_vxlan_print_macs_vni_vtep (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct in_addr vtep_ip)
{
}
void
zebra_vxlan_print_neigh_vni (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni)
{
}
void
zebra_vxlan_print_neigh_all_vni (struct vty *vty, struct zebra_vrf *zvrf)
{
}
void
zebra_vxlan_print_specific_neigh_vni (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct ipaddr *ip)
{
}
void zebra_vxlan_print_neigh_vni_vtep (struct vty *vty, struct zebra_vrf *zvrf,
vni_t vni, struct in_addr vtep_ip)
{
}
void
zebra_vxlan_print_vni (struct vty *vty, struct zebra_vrf *zvrf, vni_t vni)
{
}
void
zebra_vxlan_print_vnis (struct vty *vty, struct zebra_vrf *zvrf)
{
}
int zebra_vxlan_svi_up (struct interface *ifp, struct interface *link_if)
{
return 0;