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authorAlexander Chernavin <achernavin@netgate.com>2018-12-13 09:08:09 -0500
committerDamjan Marion <dmarion@me.com>2019-01-13 13:36:22 +0000
commitad9d528314a049971b1fb9a42562b00e07cf93f4 (patch)
tree31173f45bc3558c2ad3df62ad84b8ba6b4705788 /src/vnet/bonding/cli.c
parente589b38f98e9d8f88a3bae56549ea49d9d802989 (diff)
bonding: support custom interface IDs
Change-Id: I78fe58144fa3ba2e1c7135897a13a2541f235c91 Signed-off-by: Alexander Chernavin <achernavin@netgate.com>
Diffstat (limited to 'src/vnet/bonding/cli.c')
-rw-r--r--src/vnet/bonding/cli.c24
1 files changed, 22 insertions, 2 deletions
diff --git a/src/vnet/bonding/cli.c b/src/vnet/bonding/cli.c
index 14c52f70b0b..2ccf0d4b4ce 100644
--- a/src/vnet/bonding/cli.c
+++ b/src/vnet/bonding/cli.c
@@ -92,6 +92,7 @@ bond_dump_ifs (bond_interface_details_t ** out_bondifs)
pool_foreach (bif, bm->interfaces,
vec_add2(r_bondifs, bondif, 1);
clib_memset (bondif, 0, sizeof (*bondif));
+ bondif->id = bif->id;
bondif->sw_if_index = bif->sw_if_index;
hi = vnet_get_hw_interface (vnm, bif->hw_if_index);
clib_memcpy(bondif->interface_name, hi->name,
@@ -231,6 +232,7 @@ bond_delete_if (vlib_main_t * vm, u32 sw_if_index)
clib_bitmap_free (bif->port_number_bitmap);
hash_unset (bm->bond_by_sw_if_index, bif->sw_if_index);
+ hash_unset (bm->id_used, bif->id);
clib_memset (bif, 0, sizeof (*bif));
pool_put (bm->interfaces, bif);
@@ -266,9 +268,21 @@ bond_create_if (vlib_main_t * vm, bond_create_if_args_t * args)
pool_get (bm->interfaces, bif);
clib_memset (bif, 0, sizeof (*bif));
bif->dev_instance = bif - bm->interfaces;
+ bif->id = args->id;
bif->lb = args->lb;
bif->mode = args->mode;
+ // Adjust requested interface id
+ if (bif->id == ~0)
+ bif->id = bif->dev_instance;
+ if (hash_get (bm->id_used, bif->id))
+ {
+ args->rv = VNET_API_ERROR_INSTANCE_IN_USE;
+ pool_put (bm->interfaces, bif);
+ return;
+ }
+ hash_set (bm->id_used, bif->id, 1);
+
// Special load-balance mode used for rr and bc
if (bif->mode == BOND_MODE_ROUND_ROBIN)
bif->lb = BOND_LB_RR;
@@ -291,13 +305,14 @@ bond_create_if (vlib_main_t * vm, bond_create_if_args_t * args)
}
memcpy (bif->hw_address, args->hw_addr, 6);
args->error = ethernet_register_interface
- (vnm, bond_dev_class.index, bif - bm->interfaces /* device instance */ ,
+ (vnm, bond_dev_class.index, bif->dev_instance /* device instance */ ,
bif->hw_address /* ethernet address */ ,
&bif->hw_if_index, 0 /* flag change */ );
if (args->error)
{
args->rv = VNET_API_ERROR_INVALID_REGISTRATION;
+ hash_unset (bm->id_used, bif->id);
pool_put (bm->interfaces, bif);
return;
}
@@ -329,6 +344,7 @@ bond_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
if (!unformat_user (input, unformat_line_input, line_input))
return clib_error_return (0, "Missing required arguments.");
+ args.id = ~0;
args.mode = -1;
args.lb = BOND_LB_L2;
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
@@ -342,6 +358,8 @@ bond_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
else if (unformat (line_input, "hw-addr %U",
unformat_ethernet_address, args.hw_addr))
args.hw_addr_set = 1;
+ else if (unformat (line_input, "id %u", &args.id))
+ ;
else
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);
@@ -360,7 +378,8 @@ bond_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
VLIB_CLI_COMMAND (bond_create_command, static) = {
.path = "create bond",
.short_help = "create bond mode {round-robin | active-backup | broadcast | "
- "{lacp | xor} [load-balance { l2 | l23 | l34 }]} [hw-addr <mac-address>]",
+ "{lacp | xor} [load-balance { l2 | l23 | l34 }]} [hw-addr <mac-address>] "
+ "[id <if-id>]",
.function = bond_create_command_fn,
};
/* *INDENT-ON* */
@@ -716,6 +735,7 @@ show_bond_details (vlib_main_t * vm)
vnet_get_main (), *sw_if_index);
}
vlib_cli_output (vm, " device instance: %d", bif->dev_instance);
+ vlib_cli_output (vm, " interface id: %d", bif->id);
vlib_cli_output (vm, " sw_if_index: %d", bif->sw_if_index);
vlib_cli_output (vm, " hw_if_index: %d", bif->hw_if_index);
}));