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author | 2016-05-06 17:09:09 -0400 | |
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committer | 2016-05-06 17:09:09 -0400 | |
commit | 393490e0f5b9791105616bde88024586ba5c0cc5 (patch) | |
tree | b2d5ee6eeb130c6fe46fbfc4bc444839c64336b3 | |
parent | 7ae717de72771a4412af2a0ea72c69b87961b8e9 (diff) |
VPP-34 GRE traffic blackholes in encap direction
The GRE code is missing the logic to indicate the "hardware" interface
is up. The fix is to listen for admin up/down events on the "software"
interface and reflect that into the hardware interface state.
Change-Id: If06e4f03989b2c52c32f50c11e1943e42bb2609f
Signed-off-by: Chris Luke <chrisy@flirble.org>
-rw-r--r-- | vnet/vnet/gre/gre.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/vnet/vnet/gre/gre.c b/vnet/vnet/gre/gre.c index aad7645b..075bd6fd 100644 --- a/vnet/vnet/gre/gre.c +++ b/vnet/vnet/gre/gre.c @@ -416,6 +416,17 @@ gre_interface_tx (vlib_main_t * vm, return frame->n_vectors; } +static clib_error_t * +gre_interface_admin_up_down (vnet_main_t * vnm, u32 hw_if_index, u32 flags) +{ + if (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) + vnet_hw_interface_set_flags (vnm, hw_if_index, VNET_HW_INTERFACE_FLAG_LINK_UP); + else + vnet_hw_interface_set_flags (vnm, hw_if_index, 0 /* down */); + + return /* no error */ 0; +} + static u8 * format_gre_tunnel_name (u8 * s, va_list * args) { u32 dev_instance = va_arg (*args, u32); @@ -437,9 +448,9 @@ VNET_DEVICE_CLASS (gre_device_class) = { .format_device = format_gre_device, .format_tx_trace = format_gre_tx_trace, .tx_function = gre_interface_tx, + .admin_up_down_function = gre_interface_admin_up_down, #ifdef SOON .clear counter = 0; - .admin_up_down_function = 0; #endif }; |