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-rw-r--r--vnet/vnet/unix/tapcli.c41
1 files changed, 17 insertions, 24 deletions
diff --git a/vnet/vnet/unix/tapcli.c b/vnet/vnet/unix/tapcli.c
index bb280db9140..c1548fd1a29 100644
--- a/vnet/vnet/unix/tapcli.c
+++ b/vnet/vnet/unix/tapcli.c
@@ -756,24 +756,28 @@ int vnet_tap_connect (vlib_main_t * vm, u8 * intfc_name, u8 *hwaddr_arg,
goto error;
}
- if (ioctl (dev_tap_fd, SIOCGIFHWADDR, &ifr) < 0)
- {
- rv = VNET_API_ERROR_SYSCALL_ERROR_1;
- goto error;
- }
-
ti = tapcli_get_new_tapif();
ti->per_interface_next_index = ~0;
if (hwaddr_arg != 0)
clib_memcpy(hwaddr, hwaddr_arg, 6);
+ else
+ {
+ f64 now = vlib_time_now(vm);
+ u32 rnd;
+ rnd = (u32) (now * 1e6);
+ rnd = random_u32 (&rnd);
+
+ memcpy (hwaddr+2, &rnd, sizeof(rnd));
+ hwaddr[0] = 2;
+ hwaddr[1] = 0xfe;
+ }
error = ethernet_register_interface
(tm->vnet_main,
tapcli_dev_class.index,
ti - tm->tapcli_interfaces /* device instance */,
- hwaddr_arg != 0 ? hwaddr :
- (u8 *) ifr.ifr_hwaddr.sa_data /* ethernet address */,
+ hwaddr /* ethernet address */,
&ti->hw_if_index,
tapcli_flag_change);
@@ -995,7 +999,7 @@ tap_modify_command_fn (vlib_main_t * vm,
VLIB_CLI_COMMAND (tap_modify_command, static) = {
.path = "tap modify",
- .short_help = "tap modify <vpp-tap-intfc-name> <linux-intfc-name> [hwaddr [<addr> | random]]",
+ .short_help = "tap modify <vpp-tap-intfc-name> <linux-intfc-name> [hwaddr <addr>]",
.function = tap_modify_command_fn,
};
@@ -1006,7 +1010,6 @@ tap_connect_command_fn (vlib_main_t * vm,
{
u8 * intfc_name;
tapcli_main_t * tm = &tapcli_main;
- int user_hwaddr = 0;
u8 hwaddr[6];
u8 *hwaddr_arg = 0;
u32 sw_if_index;
@@ -1024,21 +1027,11 @@ tap_connect_command_fn (vlib_main_t * vm,
if (unformat(input, "hwaddr %U", unformat_ethernet_address,
&hwaddr))
- user_hwaddr = 1;
+ hwaddr_arg = hwaddr;
+ /* It is here for backward compatibility */
if (unformat(input, "hwaddr random"))
- {
- f64 now = vlib_time_now(vm);
- u32 rnd;
- rnd = (u32) (now * 1e6);
- rnd = random_u32 (&rnd);
-
- clib_memcpy (hwaddr+2, &rnd, sizeof(rnd));
- hwaddr[0] = 2;
- hwaddr[1] = 0xfe;
- user_hwaddr = 1;
- }
- if (user_hwaddr) hwaddr_arg = hwaddr;
+ ;
int rv = vnet_tap_connect(vm, intfc_name, hwaddr_arg, &sw_if_index);
if (rv) {
@@ -1095,7 +1088,7 @@ tap_connect_command_fn (vlib_main_t * vm,
VLIB_CLI_COMMAND (tap_connect_command, static) = {
.path = "tap connect",
- .short_help = "tap connect <intfc-name> [hwaddr [<addr> | random]]",
+ .short_help = "tap connect <intfc-name> [hwaddr <addr>]",
.function = tap_connect_command_fn,
};