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authorNeale Ranns <nranns@cisco.com>2018-05-22 08:40:52 -0700
committerDamjan Marion <dmarion.lists@gmail.com>2018-05-25 11:45:48 +0000
commit0053de63ec4bf8b9bce7817f1b61c9791baf6c26 (patch)
tree17fe95628d3b9f5c3d226c3ff79fb2b3027a2b80 /src/vnet/ethernet
parent096e6be4bda3b409aa6fc400d0ce507ea415f26b (diff)
ARP proxy dumps
Change-Id: I8335ebf266becf2f42bb3f28a17dfed8d9b08f97 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/ethernet')
-rw-r--r--src/vnet/ethernet/arp.c31
-rw-r--r--src/vnet/ethernet/arp.h56
-rw-r--r--src/vnet/ethernet/ethernet.h11
3 files changed, 78 insertions, 20 deletions
diff --git a/src/vnet/ethernet/arp.c b/src/vnet/ethernet/arp.c
index 55beb7025dd..49a16f764f3 100644
--- a/src/vnet/ethernet/arp.c
+++ b/src/vnet/ethernet/arp.c
@@ -18,7 +18,7 @@
#include <vnet/ip/ip.h>
#include <vnet/ip/ip6.h>
#include <vnet/ethernet/ethernet.h>
-#include <vnet/ethernet/arp_packet.h>
+#include <vnet/ethernet/arp.h>
#include <vnet/l2/l2_input.h>
#include <vppinfra/mhash.h>
#include <vnet/fib/ip4_fib.h>
@@ -52,8 +52,8 @@ typedef struct ethernet_arp_interface_t_
typedef struct
{
- u32 lo_addr;
- u32 hi_addr;
+ ip4_address_t lo_addr;
+ ip4_address_t hi_addr;
u32 fib_index;
} ethernet_proxy_arp_t;
@@ -1226,8 +1226,8 @@ arp_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
vec_foreach (pa, am->proxy_arps)
{
- u32 lo_addr = clib_net_to_host_u32 (pa->lo_addr);
- u32 hi_addr = clib_net_to_host_u32 (pa->hi_addr);
+ u32 lo_addr = clib_net_to_host_u32 (pa->lo_addr.as_u32);
+ u32 hi_addr = clib_net_to_host_u32 (pa->hi_addr.as_u32);
/* an ARP request hit in the proxy-arp table? */
if ((this_addr >= lo_addr && this_addr <= hi_addr) &&
@@ -1963,6 +1963,19 @@ vnet_arp_set_ip4_over_ethernet (vnet_main_t * vnm,
return 0;
}
+void
+proxy_arp_walk (proxy_arp_walk_t cb, void *data)
+{
+ ethernet_arp_main_t *am = &ethernet_arp_main;
+ ethernet_proxy_arp_t *pa;
+
+ vec_foreach (pa, am->proxy_arps)
+ {
+ if (!cb (&pa->lo_addr, &pa->hi_addr, pa->fib_index, data))
+ break;
+ }
+}
+
int
vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
ip4_address_t * hi_addr, u32 fib_index, int is_del)
@@ -1973,8 +1986,8 @@ vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
vec_foreach (pa, am->proxy_arps)
{
- if (pa->lo_addr == lo_addr->as_u32
- && pa->hi_addr == hi_addr->as_u32 && pa->fib_index == fib_index)
+ if (pa->lo_addr.as_u32 == lo_addr->as_u32 &&
+ pa->hi_addr.as_u32 == hi_addr->as_u32 && pa->fib_index == fib_index)
{
found_at_index = pa - am->proxy_arps;
break;
@@ -1994,8 +2007,8 @@ vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
/* add, not in table */
vec_add2 (am->proxy_arps, pa, 1);
- pa->lo_addr = lo_addr->as_u32;
- pa->hi_addr = hi_addr->as_u32;
+ pa->lo_addr.as_u32 = lo_addr->as_u32;
+ pa->hi_addr.as_u32 = hi_addr->as_u32;
pa->fib_index = fib_index;
return 0;
}
diff --git a/src/vnet/ethernet/arp.h b/src/vnet/ethernet/arp.h
new file mode 100644
index 00000000000..7b50ed77538
--- /dev/null
+++ b/src/vnet/ethernet/arp.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2015 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __ARP_H__
+#define __ARP_H__
+
+#include <vnet/ethernet/ethernet.h>
+#include <vnet/ethernet/arp_packet.h>
+#include <vnet/ip/ip.h>
+
+extern int vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
+ ip4_address_t * hi_addr,
+ u32 fib_index, int is_del);
+
+extern int vnet_arp_set_ip4_over_ethernet (vnet_main_t * vnm,
+ u32 sw_if_index,
+ void *a_arg,
+ int is_static,
+ int is_no_fib_entry);
+
+extern int vnet_arp_unset_ip4_over_ethernet (vnet_main_t * vnm,
+ u32 sw_if_index, void *a_arg);
+
+extern int vnet_proxy_arp_fib_reset (u32 fib_id);
+
+/**
+ * call back function when walking the DB of proxy ARPs
+ * @return 0 to stop the walk !0 to continue
+ */
+typedef walk_rc_t (proxy_arp_walk_t) (const ip4_address_t * lo_addr,
+ const ip4_address_t * hi_addr,
+ u32 fib_index, void *dat);
+
+extern void proxy_arp_walk (proxy_arp_walk_t cb, void *data);
+
+#endif
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/ethernet/ethernet.h b/src/vnet/ethernet/ethernet.h
index fb7e2c5ba81..79ae7e6e909 100644
--- a/src/vnet/ethernet/ethernet.h
+++ b/src/vnet/ethernet/ethernet.h
@@ -435,17 +435,6 @@ void ethernet_sw_interface_set_l2_mode_noport (vnet_main_t * vnm,
void ethernet_set_rx_redirect (vnet_main_t * vnm, vnet_hw_interface_t * hi,
u32 enable);
-int
-vnet_arp_set_ip4_over_ethernet (vnet_main_t * vnm,
- u32 sw_if_index, void *a_arg,
- int is_static, int is_no_fib_entry);
-
-int
-vnet_arp_unset_ip4_over_ethernet (vnet_main_t * vnm,
- u32 sw_if_index, void *a_arg);
-
-int vnet_proxy_arp_fib_reset (u32 fib_id);
-
clib_error_t *next_by_ethertype_init (next_by_ethertype_t * l3_next);
clib_error_t *next_by_ethertype_register (next_by_ethertype_t * l3_next,
u32 ethertype, u32 next_index);