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authorKlement Sekera <ksekera@cisco.com>2020-10-02 14:12:37 +0000
committerDamjan Marion <dmarion@me.com>2020-10-02 22:20:59 +0000
commit149fd3fbd069a5f7be86e68472578ee7af229cb6 (patch)
tree9c815f7e1edf9f7cbb2c86e93459e4989ba21f00 /src/plugins
parent1c556d19d0b7a0f9d130ddfb07041cb2cafb8a8d (diff)
lldp: set interface MAC address when enabled
Type: improvement Change-Id: I4f2dc4e4c1c467fb9acd0fed231c56fcd54c8da9 Signed-off-by: Klement Sekera <ksekera@cisco.com>
Diffstat (limited to 'src/plugins')
-rw-r--r--src/plugins/lldp/lldp.h2
-rw-r--r--src/plugins/lldp/lldp_cli.c15
-rw-r--r--src/plugins/lldp/lldp_output.c21
3 files changed, 28 insertions, 10 deletions
diff --git a/src/plugins/lldp/lldp.h b/src/plugins/lldp/lldp.h
index df03dcea6ce..e0550dad96d 100644
--- a/src/plugins/lldp/lldp.h
+++ b/src/plugins/lldp/lldp.h
@@ -24,11 +24,13 @@ typedef enum lldp_cfg_err
lldp_ok,
lldp_not_supported,
lldp_invalid_arg,
+ lldp_internal_error,
} lldp_cfg_err_t;
lldp_cfg_err_t lldp_cfg_intf_set (u32 hw_if_index, u8 ** port_desc,
u8 **mgmt_ip4, u8 **mgmt_ip6, u8 **mgmt_oid, int enable);
lldp_cfg_err_t lldp_cfg_set (u8 ** host, int hold_time, int tx_interval);
+extern const u8 lldp_mac_addr[6];
#endif /* __included_lldp_h__ */
diff --git a/src/plugins/lldp/lldp_cli.c b/src/plugins/lldp/lldp_cli.c
index 0d196f4e394..da45ba3043b 100644
--- a/src/plugins/lldp/lldp_cli.c
+++ b/src/plugins/lldp/lldp_cli.c
@@ -39,6 +39,8 @@ lldp_cfg_err_to_clib_err (lldp_cfg_err_t e)
return clib_error_return (0, "not supported");
case lldp_invalid_arg:
return clib_error_return (0, "invalid argument");
+ case lldp_internal_error:
+ return clib_error_return (0, "internal error");
}
return 0;
}
@@ -99,6 +101,13 @@ lldp_cfg_intf_set (u32 hw_if_index, u8 ** port_desc, u8 ** mgmt_ip4,
*mgmt_oid = NULL;
}
+ if (!vnet_hw_interface_add_del_mac_address (lm->vnet_main, hw_if_index,
+ lldp_mac_addr,
+ 1 /* is_add */ ))
+ {
+ return lldp_internal_error;
+ }
+
const vnet_sw_interface_t *sw =
vnet_get_sw_interface (lm->vnet_main, hi->sw_if_index);
if (sw->flags & (VNET_SW_INTERFACE_FLAG_ADMIN_UP))
@@ -110,6 +119,12 @@ lldp_cfg_intf_set (u32 hw_if_index, u8 ** port_desc, u8 ** mgmt_ip4,
{
lldp_intf_t *n = lldp_get_intf (lm, hi->sw_if_index);
lldp_delete_intf (lm, n);
+ if (n)
+ {
+ vnet_hw_interface_add_del_mac_address (lm->vnet_main, hw_if_index,
+ lldp_mac_addr,
+ 0 /* is_add */ );
+ }
}
return lldp_ok;
diff --git a/src/plugins/lldp/lldp_output.c b/src/plugins/lldp/lldp_output.c
index dc03faf4d5c..deff723b4b3 100644
--- a/src/plugins/lldp/lldp_output.c
+++ b/src/plugins/lldp/lldp_output.c
@@ -263,6 +263,11 @@ lldp_delete_intf (lldp_main_t * lm, lldp_intf_t * n)
}
}
+
+/* 01:80:C2:00:00:0E - propagation constrained to a single
+ * physical link - stopped by all type of bridge */
+const u8 lldp_mac_addr[6] = { 0x01, 0x80, 0xC3, 0x00, 0x00, 0x0E };
+
static clib_error_t *
lldp_template_init (vlib_main_t * vm)
{
@@ -274,16 +279,12 @@ lldp_template_init (vlib_main_t * vm)
clib_memset (&h, 0, sizeof (h));
- /*
- * Send to 01:80:C2:00:00:0E - propagation constrained to a single
- * physical link - stopped by all type of bridge
- */
- h.dst_address[0] = 0x01;
- h.dst_address[1] = 0x80;
- h.dst_address[2] = 0xC2;
- /* h.dst_address[3] = 0x00; (clib_memset) */
- /* h.dst_address[4] = 0x00; (clib_memset) */
- h.dst_address[5] = 0x0E;
+ h.dst_address[0] = lldp_mac_addr[0];
+ h.dst_address[1] = lldp_mac_addr[1];
+ h.dst_address[2] = lldp_mac_addr[2];
+ h.dst_address[3] = lldp_mac_addr[3];
+ h.dst_address[4] = lldp_mac_addr[4];
+ h.dst_address[5] = lldp_mac_addr[5];
/* leave src address blank (fill in at send time) */