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-rw-r--r--vnet/vnet/ip/ip6_neighbor.c80
-rw-r--r--vnet/vnet/ip/ip6_packet.h5
2 files changed, 61 insertions, 24 deletions
diff --git a/vnet/vnet/ip/ip6_neighbor.c b/vnet/vnet/ip/ip6_neighbor.c
index 0fe33462faa..888baff82e0 100644
--- a/vnet/vnet/ip/ip6_neighbor.c
+++ b/vnet/vnet/ip/ip6_neighbor.c
@@ -2658,6 +2658,24 @@ ip6_neighbor_cmd(vlib_main_t * vm, unformat_input_t * main_input, vlib_cli_comma
return error;
}
+static void
+ip6_print_addrs(vlib_main_t * vm,
+ u32 *addrs)
+{
+ ip_lookup_main_t * lm = &ip6_main.lookup_main;
+ u32 i;
+
+ for (i = 0; i < vec_len (addrs); i++)
+ {
+ ip_interface_address_t * a = pool_elt_at_index(lm->if_address_pool, addrs[i]);
+ ip6_address_t * address = ip_interface_address_get_address (lm, a);
+
+ vlib_cli_output (vm, "\t\t%U/%d",
+ format_ip6_address, address,
+ a->address_length);
+ }
+}
+
static clib_error_t *
show_ip6_interface_cmd (vlib_main_t * vm,
unformat_input_t * input,
@@ -2690,8 +2708,9 @@ show_ip6_interface_cmd (vlib_main_t * vm,
vnet_get_sw_interface (vnm, sw_if_index),
(vnet_sw_interface_is_admin_up (vnm, sw_if_index) ? "up" : "down"));
- u32 ai;
- u32 *global_scope = 0,i;
+ u32 ai;
+ u32 *link_scope = 0, *global_scope = 0;
+ u32 *local_scope = 0, *unknown_scope = 0;
ip_interface_address_t * a;
vec_validate_init_empty (lm->if_address_pool_index_by_sw_if_index, sw_if_index, ~0);
@@ -2702,33 +2721,46 @@ show_ip6_interface_cmd (vlib_main_t * vm,
a = pool_elt_at_index(lm->if_address_pool, ai);
ip6_address_t * address = ip_interface_address_get_address (lm, a);
- if( ip6_address_is_link_local_unicast (address))
- vlib_cli_output (vm, "\tIPv6 is enabled, link-local address is %U\n", format_ip6_address,
- address);
-
- if((address->as_u8[0] & 0xe0) == 0x20)
+ if (ip6_address_is_link_local_unicast (address))
+ vec_add1 (link_scope, ai);
+ else if(ip6_address_is_global_unicast (address))
vec_add1 (global_scope, ai);
+ else if(ip6_address_is_local_unicast (address))
+ vec_add1 (local_scope, ai);
+ else
+ vec_add1 (unknown_scope, ai);
ai = a->next_this_sw_interface;
}
- vlib_cli_output (vm, "\tGlobal unicast address(es):\n");
- for (i = 0; i < vec_len (global_scope); i++)
- {
- a = pool_elt_at_index(lm->if_address_pool, global_scope[i]);
- ip6_address_t * address = ip_interface_address_get_address (lm, a);
- ip6_address_t mask, subnet;
+ if (vec_len (link_scope))
+ {
+ vlib_cli_output (vm, "\tLink-local address(es):\n");
+ ip6_print_addrs (vm, link_scope);
+ vec_free (link_scope);
+ }
- subnet = *address;
- ip6_address_mask_from_width(&mask, a->address_length);
- ip6_address_mask(&subnet, &mask);
+ if (vec_len (local_scope))
+ {
+ vlib_cli_output (vm, "\tLocal unicast address(es):\n");
+ ip6_print_addrs (vm, local_scope);
+ vec_free (local_scope);
+ }
+
+ if (vec_len (global_scope))
+ {
+ vlib_cli_output (vm, "\tGlobal unicast address(es):\n");
+ ip6_print_addrs (vm, global_scope);
+ vec_free (global_scope);
+ }
+
+ if (vec_len (unknown_scope))
+ {
+ vlib_cli_output (vm, "\tOther-scope address(es):\n");
+ ip6_print_addrs (vm, unknown_scope);
+ vec_free (unknown_scope);
+ }
- vlib_cli_output (vm, "\t\t%U, subnet is %U/%d",
- format_ip6_address, address,
- format_ip6_address,&subnet,
- a->address_length);
- }
- vec_free (global_scope);
vlib_cli_output (vm, "\tJoined group address(es):\n");
ip6_mldp_group_t *m;
pool_foreach (m, radv_info->mldp_group_pool, ({
@@ -2767,7 +2799,7 @@ show_ip6_interface_cmd (vlib_main_t * vm,
}
else
{
- error = clib_error_return (0, "Ipv6 not enabled on interface",
+ error = clib_error_return (0, "IPv6 not enabled on interface",
format_unformat_error, input);
}
@@ -2778,7 +2810,7 @@ show_ip6_interface_cmd (vlib_main_t * vm,
VLIB_CLI_COMMAND (show_ip6_interface_command, static) = {
.path = "show ip6 interface",
.function = show_ip6_interface_cmd,
- .short_help = "Show ip6 interface <iface name>",
+ .short_help = "show ip6 interface <iface name>",
};
clib_error_t *
diff --git a/vnet/vnet/ip/ip6_packet.h b/vnet/vnet/ip/ip6_packet.h
index 876ffac0cdc..c83e5764803 100644
--- a/vnet/vnet/ip/ip6_packet.h
+++ b/vnet/vnet/ip/ip6_packet.h
@@ -265,6 +265,11 @@ always_inline uword
ip6_address_is_local_unicast (ip6_address_t * a)
{ return (a->as_u8[0] & 0xfe) == 0xfc; }
+/* Check for unique global unicast 2000::/3. */
+always_inline uword
+ip6_address_is_global_unicast (ip6_address_t * a)
+{ return (a->as_u8[0] & 0xe0) == 0x20; }
+
/* Check for solicited node multicast 0xff02::1:ff00:0/104 */
always_inline uword
ip6_is_solicited_node_multicast_address (ip6_address_t * a)