# Copyright (c) 2018 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
*** Settings ***
| Resource | resources/libraries/robot/performance/performance_setup.robot
| Library | resources.libraries.python.QemuUtils
| ...
| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | MRR
| ... | NIC_Intel-X710 | DOT1Q | L2BDMACLRN | BASE | VHOST | 1VM
| ... | VHOST_1024 | LBOND | LBOND_DPDK | LBOND_MODE_XOR | LBOND_LB_L34
| ... | LBOND_1L
| ...
| Suite Setup | Set up 3-node performance topology with DUT's NIC model
| ... | L2 | Intel-X710
| Suite Teardown | Tear down 3-node performance topology
| ...
| Test Setup | Set up performance test
| Test Teardown | Tear down performance mrr test with vhost and VM with dpdk-testpmd
| ... | dut1_node=${dut1} | dut1_vm_refs=${dut1_vm_refs}
| ... | dut2_node=${dut2} | dut2_vm_refs=${dut2_vm_refs}
| ...
| Test Template | Local Template
| ...
| Documentation | *Raw results L2BD test cases with vhost and dpdk link bonding*
| ...
| ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology
| ... | with single links between nodes.
| ... | *[Enc] Packet Encapsulations:* Eth-IPv4 for L2 switching of IPv4. 802.1q
| ... | tagging is applied on link between DUT1 and DUT2.
| ... | *[Cfg] DUT configuration:* DUT1 and DUT2 are configured with DPDK
| ... | link bonding (mode XOR, transmit policy l34) on link between DUT1 and
| ... | DUT2 and L2 bridge-domain with MAC learning enabled. Qemu Guest is
| ... | connected to VPP via vhost-user interfaces. Guest is running DPDK
| ... | testpmd interconnecting vhost-user interfaces using 5 cores pinned to
| ... | cpus 5-9 and 2048M memory. Testpmd is using socket-mem=1024M (512x2M
| ... | hugepages), 5 cores (1 main core and 4 cores dedicated for io),
| ... | forwarding mode is set to io, rxd/txd=1024, burst=64. DUT1, DUT2 are
| ... | tested with 2p10GE NIC X710 Fortville by Intel.
| ... | *[Ver] TG verification:* In MaxReceivedRate test TG sends traffic
| ... | at line rate and reports total received/sent packets over trial period.
| ... | Test packets are generated by TG on links to DUTs. TG traffic profile
| ... | contains two L3 flow-groups (flow-group per direction, 254 flows per
| ... | flow-group) with all packets containing Ethernet header, IPv4 header
| ... | with IP protocol=61 and static payload. MAC addresses are matching MAC
| ... | addresses of the TG node interfaces.
*** Variables ***
| ${dut1_eth_bond_if1}= | eth_bond1
| ${dut1_eth_bond_if1_name}= | BondEthernet0
| ${dut2_eth_bond_if1}= | eth_bond1
| ${dut2_eth_bond_if1_name}= | BondEthernet0
| ${subid}= | 10
| ${tag_rewrite}= | pop-1
| ${overhead}= | ${4}
# Socket names
| ${bd_id1}= | 1
| ${bd_id2}= | 2
| ${sock1}= | /tmp/sock-1-${bd_id1}
| ${sock2}= | /tmp/sock-1-${bd_id2}
# X710 bandwidth limit
| ${s_limit}= | ${10000000000}
# Traffic profile:
| ${traffic_profile}= | trex-sl-3n-ethip4-ip4src254
*** Keywords ***
| Local Template
| | [Documentation]
| | ... | [Cfg] DUT runs L2BD switching config.
| | ... | Each DUT uses ${phy_cores} physical core(s) for worker threads.
| | ... | [Ver] Measure MaxReceivedRate for ${framesize}B frames using single\
| | ... | trial throughput test.
| | ...
| | ... | *Arguments:*
| | ... | - framesize - Framesize in Bytes in integer or string (IMIX_v4_1).
| | ... | Type: integer, string
| | ... | - phy_cores - Number of physical cores. Type: integer
| | ... | - rxq - Number of RX queues, default value: ${None}. Type: integer
| | ...
| | [Arguments] | ${framesize} | ${phy_cores} | ${rxq}=${None}
| | ...
| | ${dut1_vm_refs}= | Create Dictionary
| | ${dut2_vm_refs}= | Create Dictionary
| | Set Test Variable | ${dut1_vm_refs}
| | Set Test Variable | ${dut2_vm_refs}
| | ...
| | Given Add worker threads and rxqueues to all DUTs | ${phy_cores} | ${rxq}
| | And Add PCI devices to all DUTs
| | And Add VLAN Strip Offload switch off between DUTs in 3-node single link topology
| | And Add DPDK bonded Ethernet interfaces to DUTs in 3-node single link topology
| | ${max_rate} | ${jumbo} = | Get Max Rate And Jumbo And Handle Multi Seg
| | ... | ${s_limit} | ${framesize} | overhead=${overhead}
| | And Apply startup configuration on all VPP DUTs
| | When Initialize L2 bridge domains with Vhost-User and VLAN with DPDK link bonding in a 3-node circular topology
| | ... | ${bd_id1} | ${bd_id2} | ${sock1} | ${sock2} | ${subid}
| | ... | ${tag_rewrite}
| | And Configure guest VMs with dpdk-testpmd connected via vhost-user
| | ... | vm_count=${1} | jumbo=${jumbo} | perf_qemu_qsz=${1024}
| | ... | use_tuned_cfs=${False}
| | Then Traffic should pass with maximum rate
| | ... | ${max_rate}pps | ${framesize} | ${traffic_profile}
*** Test Cases ***
| tc01-64B-1c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 64B | 1C
| | framesize=${64} | phy_cores=${1}
| tc02-64B-2c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 64B | 2C
| | framesize=${64} | phy_cores=${2}
| tc03-64B-4c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 64B | 4C
| | framesize=${64} | phy_cores=${4}
| tc04-1518B-1c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 1518B | 1C
| | framesize=${1518} | phy_cores=${1}
| tc05-1518B-2c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 1518B | 2C
| | framesize=${1518} | phy_cores=${2}
| tc06-1518B-4c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 1518B | 4C
| | framesize=${1518} | phy_cores=${4}
| tc07-9000B-1c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 9000B | 1C
| | framesize=${9000} | phy_cores=${1}
| tc08-9000B-2c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 9000B | 2C
| | framesize=${9000} | phy_cores=${2}
| tc09-9000B-4c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | 9000B | 4C
| | framesize=${9000} | phy_cores=${4}
| tc10-IMIX-1c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | IMIX | 1C
| | framesize=IMIX_v4_1 | phy_cores=${1}
| tc11-IMIX-2c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | IMIX | 2C
| | framesize=IMIX_v4_1 | phy_cores=${2}
| tc12-IMIX-4c-1lbdpdk-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-mrr
| | [Tags] | IMIX | 4C
| | framesize=IMIX_v4_1
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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* ip/ip_lookup.c: ip4/6 adjacency and lookup table managment
*
* Copyright (c) 2008 Eliot Dresselhaus
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <vnet/ip/ip.h>
#include <vnet/adj/adj.h>
#include <vnet/fib/fib_table.h>
#include <vnet/fib/ip4_fib.h>
#include <vnet/fib/ip6_fib.h>
#include <vnet/mpls/mpls.h>
#include <vnet/mfib/mfib_table.h>
#include <vnet/dpo/drop_dpo.h>
#include <vnet/dpo/classify_dpo.h>
#include <vnet/dpo/punt_dpo.h>
#include <vnet/dpo/receive_dpo.h>
#include <vnet/dpo/ip_null_dpo.h>
#include <vnet/ip/ip6_neighbor.h>
/**
* @file
* @brief IPv4 and IPv6 adjacency and lookup table managment.
*
*/
clib_error_t *
ip_interface_address_add_del (ip_lookup_main_t * lm,
u32 sw_if_index,
void *addr_fib,
u32 address_length,
u32 is_del, u32 * result_if_address_index)
{
vnet_main_t *vnm = vnet_get_main ();
ip_interface_address_t *a, *prev, *next;
uword *p = mhash_get (&lm->address_to_if_address_index, addr_fib);
vec_validate_init_empty (lm->if_address_pool_index_by_sw_if_index,
sw_if_index, ~0);
a = p ? pool_elt_at_index (lm->if_address_pool, p[0]) : 0;
/* Verify given length. */
if ((a && (address_length != a->address_length)) ||
(address_length == 0) ||
(lm->is_ip6 && address_length > 128) ||
(!lm->is_ip6 && address_length > 32))
{
vnm->api_errno = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
return clib_error_create
("%U wrong length (expected %d) for interface %U",
lm->format_address_and_length, addr_fib,
address_length, a ? a->address_length : -1,
format_vnet_sw_if_index_name, vnm, sw_if_index);
}
if (is_del)
{
if (!a)
{
vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
vnm->api_errno = VNET_API_ERROR_ADDRESS_NOT_FOUND_FOR_INTERFACE;
return clib_error_create ("%U not found for interface %U",
lm->format_address_and_length,
addr_fib, address_length,
format_vnet_sw_interface_name, vnm, si);
}
if (a->prev_this_sw_interface != ~0)
{
prev =
pool_elt_at_index (lm->if_address_pool,
a->prev_this_sw_interface);
prev->next_this_sw_interface = a->next_this_sw_interface;
}
if (a->next_this_sw_interface != ~0)
{
next =
pool_elt_at_index (lm->if_address_pool,
a->next_this_sw_interface);
next->prev_this_sw_interface = a->prev_this_sw_interface;
if (a->prev_this_sw_interface == ~0)
lm->if_address_pool_index_by_sw_if_index[sw_if_index] =
a->next_this_sw_interface;
}
if ((a->next_this_sw_interface == ~0)
&& (a->prev_this_sw_interface == ~0))
lm->if_address_pool_index_by_sw_if_index[sw_if_index] = ~0;
mhash_unset (&lm->address_to_if_address_index, addr_fib,
/* old_value */ 0);
pool_put (lm->if_address_pool, a);
if (result_if_address_index)
*result_if_address_index = ~0;
}
else if (!a)
{
u32 pi; /* previous index */
u32 ai;
u32 hi; /* head index */
pool_get (lm->if_address_pool, a);
memset (a, ~0, sizeof (a[0]));
ai = a - lm->if_address_pool;
hi = pi = lm->if_address_pool_index_by_sw_if_index[sw_if_index];
prev = 0;
while (pi != (u32) ~ 0)
{
prev = pool_elt_at_index (lm->if_address_pool, pi);
pi = prev->next_this_sw_interface;
}
pi = prev ? prev - lm->if_address_pool : (u32) ~ 0;
a->address_key = mhash_set (&lm->address_to_if_address_index,
addr_fib, ai, /* old_value */ 0);
a->address_length = address_length;
a->sw_if_index = sw_if_index;
a->flags = 0;
a->prev_this_sw_interface = pi;
a->next_this_sw_interface = ~0;
if (prev)
prev->next_this_sw_interface = ai;
lm->if_address_pool_index_by_sw_if_index[sw_if_index] =
(hi != ~0) ? hi : ai;
if (result_if_address_index)
*result_if_address_index = ai;
}
else
{
if (result_if_address_index)
*result_if_address_index = a - lm->if_address_pool;
}
return /* no error */ 0;
}
static clib_error_t *
ip_sw_interface_add_del (vnet_main_t * vnm, u32 sw_if_index, u32 is_add)
{
vec_validate_init_empty (ip4_main.
lookup_main.if_address_pool_index_by_sw_if_index,
sw_if_index, ~0);
vec_validate_init_empty (ip6_main.
lookup_main.if_address_pool_index_by_sw_if_index,
sw_if_index, ~0);
return (NULL);
}
VNET_SW_INTERFACE_ADD_DEL_FUNCTION (ip_sw_interface_add_del);
void
ip_lookup_init (ip_lookup_main_t * lm, u32 is_ip6)
{
/* Preallocate three "special" adjacencies */
lm->adjacency_heap = adj_pool;
if (!lm->fib_result_n_bytes)
lm->fib_result_n_bytes = sizeof (uword);
lm->is_ip6 = is_ip6;
if (is_ip6)
{
lm->format_address_and_length = format_ip6_address_and_length;
mhash_init (&lm->address_to_if_address_index, sizeof (uword),
sizeof (ip6_address_fib_t));
}
else
{
lm->format_address_and_length = format_ip4_address_and_length;
mhash_init (&lm->address_to_if_address_index, sizeof (uword),
sizeof (ip4_address_fib_t));
}
{
int i;
/* Setup all IP protocols to be punted and builtin-unknown. */
for (i = 0; i < 256; i++)
{
lm->local_next_by_ip_protocol[i] = IP_LOCAL_NEXT_PUNT;
lm->builtin_protocol_by_ip_protocol[i] = IP_BUILTIN_PROTOCOL_UNKNOWN;
}
lm->local_next_by_ip_protocol[IP_PROTOCOL_UDP] = IP_LOCAL_NEXT_UDP_LOOKUP;
lm->local_next_by_ip_protocol[is_ip6 ? IP_PROTOCOL_ICMP6 :
IP_PROTOCOL_ICMP] = IP_LOCAL_NEXT_ICMP;
lm->builtin_protocol_by_ip_protocol[IP_PROTOCOL_UDP] =
IP_BUILTIN_PROTOCOL_UDP;
lm->builtin_protocol_by_ip_protocol[is_ip6 ? IP_PROTOCOL_ICMP6 :
IP_PROTOCOL_ICMP] =
IP_BUILTIN_PROTOCOL_ICMP;
}
}
u8 *
format_ip_flow_hash_config (u8 * s, va_list * args)
{
flow_hash_config_t flow_hash_config = va_arg (*args, u32);
#define _(n,v) if (flow_hash_config & v) s = format (s, "%s ", #n);
foreach_flow_hash_bit;
#undef _
return s;
}
u8 *
format_ip_lookup_next (u8 * s, va_list * args)
{
/* int promotion of ip_lookup_next_t */
ip_lookup_next_t n = va_arg (*args, int);
char *t = 0;
switch (n)
{
default:
s = format (s, "unknown %d", n);
return s;
case IP_LOOKUP_NEXT_DROP:
t = "drop";
break;
case IP_LOOKUP_NEXT_PUNT:
t = "punt";
break;
case IP_LOOKUP_NEXT_ARP:
t = "arp";
break;
case IP_LOOKUP_NEXT_MIDCHAIN:
t = "midchain";
break;
case IP_LOOKUP_NEXT_GLEAN:
t = "glean";
break;
case IP_LOOKUP_NEXT_MCAST:
t = "mcast";
break;
case IP_LOOKUP_NEXT_REWRITE:
break;
}
if (t)
vec_add (s, t, strlen (t));
return s;
}
u8 *
format_ip_adjacency_packet_data (u8 * s, va_list * args)
{
u32 adj_index = va_arg (*args, u32);
u8 *packet_data = va_arg (*args, u8 *);
u32 n_packet_data_bytes = va_arg (*args, u32);
ip_adjacency_t *adj = adj_get (adj_index);
switch (adj->lookup_next_index)
{
case IP_LOOKUP_NEXT_REWRITE:
case IP_LOOKUP_NEXT_MCAST:
s =
format (s, "%U", format_hex_bytes, packet_data, n_packet_data_bytes);
break;
default:
break;
}
return s;
}
static uword
unformat_dpo (unformat_input_t * input, va_list * args)
{
dpo_id_t *dpo = va_arg (*args, dpo_id_t *);
fib_protocol_t fp = va_arg (*args, int);
dpo_proto_t proto;
proto = fib_proto_to_dpo (fp);
if (unformat (input, "drop"))
dpo_copy (dpo, drop_dpo_get (proto));
else if (unformat (input, "punt"))
dpo_copy (dpo, punt_dpo_get (proto));
else if (unformat (input, "local"))
receive_dpo_add_or_lock (proto, ~0, NULL, dpo);
else if (unformat (input, "null-send-unreach"))
ip_null_dpo_add_and_lock (proto, IP_NULL_ACTION_SEND_ICMP_UNREACH, dpo);
else if (unformat (input, "null-send-prohibit"))
ip_null_dpo_add_and_lock (proto, IP_NULL_ACTION_SEND_ICMP_PROHIBIT, dpo);
else if (unformat (input, "null"))
ip_null_dpo_add_and_lock (proto, IP_NULL_ACTION_NONE, dpo);
else if (unformat (input, "classify"))
{
u32 classify_table_index;
if (!unformat (input, "%d", &classify_table_index))
{
clib_warning ("classify adj must specify table index");
return 0;
}
dpo_set (dpo, DPO_CLASSIFY, proto,
classify_dpo_create (proto, classify_table_index));
}
else
return 0;
return 1;
}
const ip46_address_t zero_addr = {
.as_u64 = {
0, 0},
};
u32
fib_table_id_find_fib_index (fib_protocol_t proto, u32 table_id)
{
ip4_main_t *im4 = &ip4_main;
ip6_main_t *im6 = &ip6_main;
uword *p;
switch (proto)
{
case FIB_PROTOCOL_IP4:
p = hash_get (im4->fib_index_by_table_id, table_id);
break;
case FIB_PROTOCOL_IP6:
p = hash_get (im6->fib_index_by_table_id, table_id);
break;
default:
p = NULL;
break;
}
if (NULL != p)
{
return (p[0]);
}
return (~0);
}
clib_error_t *
vnet_ip_route_cmd (vlib_main_t * vm,
unformat_input_t * main_input, vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
fib_route_path_t *rpaths = NULL, rpath;
dpo_id_t dpo = DPO_INVALID, *dpos = NULL;
fib_prefix_t *prefixs = NULL, pfx;
mpls_label_t out_label, via_label;
clib_error_t *error = NULL;
u32 table_id, is_del;
vnet_main_t *vnm;
u32 fib_index;
f64 count;
int i;
vnm = vnet_get_main ();
is_del = 0;
table_id = 0;
count = 1;
memset (&pfx, 0, sizeof (pfx));
out_label = via_label = MPLS_LABEL_INVALID;
/* Get a line of input. */
if (!unformat_user (main_input, unformat_line_input, line_input))
return 0;
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
memset (&rpath, 0, sizeof (rpath));
if (unformat (line_input, "table %d", &table_id))
;
else if (unformat (line_input, "del"))
is_del = 1;
else if (unformat (line_input, "add"))
is_del = 0;
else if (unformat (line_input, "resolve-via-host"))
{
if (vec_len (rpaths) == 0)
{
error = clib_error_return (0, "Paths then flags");
goto done;
}
rpaths[vec_len (rpaths) - 1].frp_flags |=
FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
}
else if (unformat (line_input, "resolve-via-attached"))
{
if (vec_len (rpaths) == 0)
{
error = clib_error_return (0, "Paths then flags");
goto done;
}
rpaths[vec_len (rpaths) - 1].frp_flags |=
FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
}
else if (unformat (line_input, "out-label %U",
unformat_mpls_unicast_label, &out_label))
{
if (vec_len (rpaths) == 0)
{
error = clib_error_return (0, "Paths then labels");
goto done;
}
vec_add1 (rpaths[vec_len (rpaths) - 1].frp_label_stack, out_label);
}
else if (unformat (line_input, "via-label %U",
unformat_mpls_unicast_label, &rpath.frp_local_label))
{
rpath.frp_weight = 1;
rpath.frp_eos = MPLS_NON_EOS;
rpath.frp_proto = FIB_PROTOCOL_MPLS;
rpath.frp_sw_if_index = ~0;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "count %f", &count))
;
else if (unformat (line_input, "%U/%d",
unformat_ip4_address, &pfx.fp_addr.ip4, &pfx.fp_len))
{
pfx.fp_proto = FIB_PROTOCOL_IP4;
vec_add1 (prefixs, pfx);
}
else if (unformat (line_input, "%U/%d",
unformat_ip6_address, &pfx.fp_addr.ip6, &pfx.fp_len))
{
pfx.fp_proto = FIB_PROTOCOL_IP6;
vec_add1 (prefixs, pfx);
}
else if (unformat (line_input, "via %U %U weight %u",
unformat_ip4_address,
&rpath.frp_addr.ip4,
unformat_vnet_sw_interface, vnm,
&rpath.frp_sw_if_index, &rpath.frp_weight))
{
rpath.frp_proto = FIB_PROTOCOL_IP4;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "via %U %U weight %u",
unformat_ip6_address,
&rpath.frp_addr.ip6,
unformat_vnet_sw_interface, vnm,
&rpath.frp_sw_if_index, &rpath.frp_weight))
{
rpath.frp_proto = FIB_PROTOCOL_IP6;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "via %U %U",
unformat_ip4_address,
&rpath.frp_addr.ip4,
unformat_vnet_sw_interface, vnm,
&rpath.frp_sw_if_index))
{
rpath.frp_weight = 1;
rpath.frp_proto = FIB_PROTOCOL_IP4;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "via %U %U",
unformat_ip6_address,
&rpath.frp_addr.ip6,
unformat_vnet_sw_interface, vnm,
&rpath.frp_sw_if_index))
{
rpath.frp_weight = 1;
rpath.frp_proto = FIB_PROTOCOL_IP6;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "via %U next-hop-table %d",
unformat_ip4_address,
&rpath.frp_addr.ip4, &rpath.frp_fib_index))
{
rpath.frp_weight = 1;
rpath.frp_sw_if_index = ~0;
rpath.frp_proto = FIB_PROTOCOL_IP4;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "via %U next-hop-table %d",
unformat_ip6_address,
&rpath.frp_addr.ip6, &rpath.frp_fib_index))
{
rpath.frp_weight = 1;
rpath.frp_sw_if_index = ~0;
rpath.frp_proto = FIB_PROTOCOL_IP6;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "via %U",
unformat_ip4_address, &rpath.frp_addr.ip4))
{
/*
* the recursive next-hops are by default in the same table
* as the prefix
*/
rpath.frp_fib_index = table_id;
rpath.frp_weight = 1;
rpath.frp_sw_if_index = ~0;
rpath.frp_proto = FIB_PROTOCOL_IP4;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input, "via %U",
unformat_ip6_address, &rpath.frp_addr.ip6))
{
rpath.frp_fib_index = table_id;
rpath.frp_weight = 1;
rpath.frp_sw_if_index = ~0;
rpath.frp_proto = FIB_PROTOCOL_IP6;
vec_add1 (rpaths, rpath);
}
else if (unformat (line_input,
"lookup in table %d", &rpath.frp_fib_index))
{
rpath.frp_proto = pfx.fp_proto;
rpath.frp_sw_if_index = ~0;
vec_add1 (rpaths, rpath);
}
else if (vec_len (prefixs) > 0 &&
unformat (line_input, "via %U",
unformat_vnet_sw_interface, vnm,
&rpath.frp_sw_if_index))
{
rpath.frp_weight = 1;
rpath.frp_proto = prefixs[0].fp_proto;
vec_add1 (rpaths, rpath);
}
else if (vec_len (prefixs) > 0 &&
unformat (line_input, "via %U",
unformat_dpo, &dpo, prefixs[0].fp_proto))
{
vec_add1 (dpos, dpo);
}
else
{
error = unformat_parse_error (line_input);
goto done;
}
}
if (vec_len (prefixs) == 0)
{
error =
clib_error_return (0, "expected ip4/ip6 destination address/length.");
goto done;
}
if (!is_del && vec_len (rpaths) + vec_len (dpos) == 0)
{
error = clib_error_return (0, "expected paths.");
goto done;
}
if (~0 == table_id)
{
/*
* if no table_id is passed we will manipulate the default
*/
fib_index = 0;
}
else
{
fib_index = fib_table_id_find_fib_index (prefixs[0].fp_proto, table_id);
if (~0 == fib_index)
{
error = clib_error_return (0, "Nonexistent table id %d", table_id);
goto done;
}
}
for (i = 0; i < vec_len (prefixs); i++)
{
if (is_del && 0 == vec_len (rpaths))
{
fib_table_entry_delete (fib_index, &prefixs[i], FIB_SOURCE_CLI);
}
else if (!is_del && 1 == vec_len (dpos))
{
fib_table_entry_special_dpo_add (fib_index,
&prefixs[i],
FIB_SOURCE_CLI,
FIB_ENTRY_FLAG_EXCLUSIVE,
&dpos[0]);
dpo_reset (&dpos[0]);
}
else if (vec_len (dpos) > 0)
{
error =
clib_error_return (0,
"Load-balancing over multiple special adjacencies is unsupported");
goto done;
}
else if (0 < vec_len (rpaths))
{
u32 k, j, n, incr;
ip46_address_t dst = prefixs[i].fp_addr;
f64 t[2];
n = count;
t[0] = vlib_time_now (vm);
incr = 1 << ((FIB_PROTOCOL_IP4 == prefixs[0].fp_proto ? 32 : 128) -
prefixs[i].fp_len);
for (k = 0; k < n; k++)
{
for (j = 0; j < vec_len (rpaths); j++)
{
u32 fi;
/*
* the CLI parsing stored table Ids, swap to FIB indicies
*/
fi = fib_table_id_find_fib_index (prefixs[i].fp_proto,
rpaths[i].frp_fib_index);
if (~0 == fi)
{
error =
clib_error_return (0, "Via table %d does not exist",
rpaths[i].frp_fib_index);
goto done;
}
rpaths[i].frp_fib_index = fi;
fib_prefix_t rpfx = {
.fp_len = prefixs[i].fp_len,
.fp_proto = prefixs[i].fp_proto,
.fp_addr = dst,
};
if (is_del)
fib_table_entry_path_remove2 (fib_index,
&rpfx,
FIB_SOURCE_CLI, &rpaths[j]);
else
fib_table_entry_path_add2 (fib_index,
&rpfx,
FIB_SOURCE_CLI,
FIB_ENTRY_FLAG_NONE,
&rpaths[j]);
}
if (FIB_PROTOCOL_IP4 == prefixs[0].fp_proto)
{
dst.ip4.as_u32 =
clib_host_to_net_u32 (incr +
clib_net_to_host_u32 (dst.
ip4.as_u32));
}
else
{
int bucket = (incr < 64 ? 0 : 1);
dst.ip6.as_u64[bucket] =
clib_host_to_net_u64 (incr +
clib_net_to_host_u64 (dst.ip6.as_u64
[bucket]));
}
}
t[1] = vlib_time_now (vm);
if (count > 1)
vlib_cli_output (vm, "%.6e routes/sec", count / (t[1] - t[0]));
}
else
{
error = clib_error_return (0, "Don't understand what you want...");
goto done;
}
}
done:
vec_free (dpos);
vec_free (prefixs);
vec_free (rpaths);
unformat_free (line_input);
return error;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (vlib_cli_ip_command, static) = {
.path = "ip",
.short_help = "Internet protocol (IP) commands",
};
/* *INDENT-ON* */
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (vlib_cli_ip6_command, static) = {
.path = "ip6",
.short_help = "Internet protocol version 6 (IPv6) commands",
};
/* *INDENT-ON* */
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (vlib_cli_show_ip_command, static) = {
.path = "show ip",
.short_help = "Internet protocol (IP) show commands",
};
/* *INDENT-ON* */
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (vlib_cli_show_ip6_command, static) = {
.path = "show ip6",
.short_help = "Internet protocol version 6 (IPv6) show commands",
};
/* *INDENT-ON* */
/*?
* This command is used to add or delete IPv4 or IPv6 routes. All
* IP Addresses ('<em><dst-ip-addr>/<width></em>',
* '<em><next-hop-ip-addr></em>' and '<em><adj-hop-ip-addr></em>')
* can be IPv4 or IPv6, but all must be of the same form in a single
* command. To display the current set of routes, use the commands
* '<em>show ip fib</em>' and '<em>show ip6 fib</em>'.
*
* @cliexpar
* Example of how to add a straight forward static route:
* @cliexcmd{ip route add 6.0.1.2/32 via 6.0.0.1 GigabitEthernet2/0/0}
* Example of how to delete a straight forward static route:
* @cliexcmd{ip route del 6.0.1.2/32 via 6.0.0.1 GigabitEthernet2/0/0}
* Mainly for route add/del performance testing, one can add or delete
* multiple routes by adding 'count N' to the previous item:
* @cliexcmd{ip route add count 10 7.0.0.0/24 via 6.0.0.1 GigabitEthernet2/0/0}
* Add multiple routes for the same destination to create equal-cost multipath:
* @cliexcmd{ip route add 7.0.0.1/32 via 6.0.0.1 GigabitEthernet2/0/0}
* @cliexcmd{ip route add 7.0.0.1/32 via 6.0.0.2 GigabitEthernet2/0/0}
* For unequal-cost multipath, specify the desired weights. This
* combination of weights results in 3/4 of the traffic following the
* second path, 1/4 following the first path:
* @cliexcmd{ip route add 7.0.0.1/32 via 6.0.0.1 GigabitEthernet2/0/0 weight 1}
* @cliexcmd{ip route add 7.0.0.1/32 via 6.0.0.2 GigabitEthernet2/0/0 weight 3}
* To add a route to a particular FIB table (VRF), use:
* @cliexcmd{ip route add 172.16.24.0/24 table 7 via GigabitEthernet2/0/0}
?*/
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (ip_route_command, static) = {
.path = "ip route",
.short_help = "ip route [add|del] [count <n>] <dst-ip-addr>/<width> [table <table-id>] [via <next-hop-ip-addr> [<interface>] [weight <weight>]] | [via arp <interface> <adj-hop-ip-addr>] | [via drop|punt|local<id>|arp|classify <classify-idx>] [lookup in table <out-table-id>]",
.function = vnet_ip_route_cmd,
.is_mp_safe = 1,
};
/* *INDENT-ON* */
clib_error_t *
vnet_ip_mroute_cmd (vlib_main_t * vm,
unformat_input_t * main_input, vlib_cli_command_t * cmd)
{
unformat_input_t _line_input, *line_input = &_line_input;
clib_error_t *error = NULL;
fib_route_path_t rpath;
u32 table_id, is_del;
vnet_main_t *vnm;
mfib_prefix_t pfx;
u32 fib_index;
mfib_itf_flags_t iflags = 0;
mfib_entry_flags_t eflags = 0;
u32 gcount, scount, ss, gg, incr;
f64 timet[2];
gcount = scount = 1;
vnm = vnet_get_main ();
is_del = 0;
table_id = 0;
memset (&pfx, 0, sizeof (pfx));
memset (&rpath, 0, sizeof (rpath));
rpath.frp_sw_if_index = ~0;
/* Get a line of input. */
if (!unformat_user (main_input, unformat_line_input, line_input))
return 0;
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (line_input, "table %d", &table_id))
;
else if (unformat (line_input, "del"))
is_del = 1;
else if (unformat (line_input, "add"))
is_del = 0;
else if (unformat (line_input, "scount %d", &scount))
;
else if (unformat (line_input, "gcount %d", &gcount))
;
else if (unformat (line_input, "%U %U",
unformat_ip4_address,
&pfx.fp_src_addr.ip4,
unformat_ip4_address, &pfx.fp_grp_addr.ip4))
{
pfx.fp_proto = FIB_PROTOCOL_IP4;
pfx.fp_len = 64;
}
else if (unformat (line_input, "%U %U",
unformat_ip6_address,
&pfx.fp_src_addr.ip6,
unformat_ip6_address, &pfx.fp_grp_addr.ip6))
{
pfx.fp_proto = FIB_PROTOCOL_IP6;
pfx.fp_len = 256;
}
else if (unformat (line_input, "%U/%d",
unformat_ip4_address,
&pfx.fp_grp_addr.ip4, &pfx.fp_len))
{
pfx.fp_proto = FIB_PROTOCOL_IP4;
}
else if (unformat (line_input, "%U/%d",
unformat_ip6_address,
&pfx.fp_grp_addr.ip6, &pfx.fp_len))
{
pfx.fp_proto = FIB_PROTOCOL_IP6;
}
else if (unformat (line_input, "%U",
unformat_ip4_address, &pfx.fp_grp_addr.ip4))
{
memset (&pfx.fp_src_addr.ip4, 0, sizeof (pfx.fp_src_addr.ip4));
pfx.fp_proto = FIB_PROTOCOL_IP4;
pfx.fp_len = 32;
}
else if (unformat (line_input, "%U",
unformat_ip6_address, &pfx.fp_grp_addr.ip6))
{
memset (&pfx.fp_src_addr.ip6, 0, sizeof (pfx.fp_src_addr.ip6));
pfx.fp_proto = FIB_PROTOCOL_IP6;
pfx.fp_len = 128;
}
else if (unformat (line_input, "via %U",
unformat_vnet_sw_interface, vnm,
&rpath.frp_sw_if_index))
{
rpath.frp_weight = 1;
rpath.frp_proto = FIB_PROTOCOL_IP4;
}
else if (unformat (line_input, "%U", unformat_mfib_itf_flags, &iflags))
;
else if (unformat (line_input, "%U",
unformat_mfib_entry_flags, &eflags))
;
else
{
error = unformat_parse_error (line_input);
goto done;
}
}
if (~0 == table_id)
{
/*
* if no table_id is passed we will manipulate the default
*/
fib_index = 0;
}
else
{
fib_index = mfib_table_find (pfx.fp_proto, table_id);
if (~0 == fib_index)
{
error = clib_error_return (0, "Nonexistent table id %d", table_id);
goto done;
}
}
timet[0] = vlib_time_now (vm);
if (FIB_PROTOCOL_IP4 == pfx.fp_proto)
{
incr = 1 << (32 - (pfx.fp_len % 32));
}
else
{
incr = 1 << (128 - (pfx.fp_len % 128));
}
for (ss = 0; ss < scount; ss++)
{
for (gg = 0; gg < gcount; gg++)
{
if (is_del && 0 == rpath.frp_weight)
{
/* no path provided => route delete */
mfib_table_entry_delete (fib_index, &pfx, MFIB_SOURCE_CLI);
}
else if (eflags)
{
mfib_table_entry_update (fib_index, &pfx, MFIB_SOURCE_CLI,
MFIB_RPF_ID_NONE, eflags);
}
else
{
if (is_del)
mfib_table_entry_path_remove (fib_index,
&pfx, MFIB_SOURCE_CLI, &rpath);
else
mfib_table_entry_path_update (fib_index,
&pfx, MFIB_SOURCE_CLI, &rpath,
iflags);
}
if (FIB_PROTOCOL_IP4 == pfx.fp_proto)
{
pfx.fp_grp_addr.ip4.as_u32 =
clib_host_to_net_u32 (incr +
clib_net_to_host_u32 (pfx.
fp_grp_addr.ip4.
as_u32));
}
else
{
int bucket = (incr < 64 ? 0 : 1);
pfx.fp_grp_addr.ip6.as_u64[bucket] =
clib_host_to_net_u64 (incr +
clib_net_to_host_u64 (pfx.
fp_grp_addr.ip6.as_u64
[bucket]));
}
}
if (FIB_PROTOCOL_IP4 == pfx.fp_proto)
{
pfx.fp_src_addr.ip4.as_u32 =
clib_host_to_net_u32 (1 +
clib_net_to_host_u32 (pfx.fp_src_addr.
ip4.as_u32));
}
else
{
pfx.fp_src_addr.ip6.as_u64[1] =
clib_host_to_net_u64 (1 +
clib_net_to_host_u64 (pfx.fp_src_addr.
ip6.as_u64[1]));
}
}
timet[1] = vlib_time_now (vm);
if (scount > 1 || gcount > 1)
vlib_cli_output (vm, "%.6e routes/sec",
(scount * gcount) / (timet[1] - timet[0]));
done:
unformat_free (line_input);
return error;
}
/*?
* This command is used to add or delete IPv4 or IPv6 multicastroutes. All
* IP Addresses ('<em><dst-ip-addr>/<width></em>',
* '<em><next-hop-ip-addr></em>' and '<em><adj-hop-ip-addr></em>')
* can be IPv4 or IPv6, but all must be of the same form in a single
* command. To display the current set of routes, use the commands
* '<em>show ip mfib</em>' and '<em>show ip6 mfib</em>'.
* The full set of support flags for interfaces and route is shown via;
* '<em>show mfib route flags</em>' and '<em>show mfib itf flags</em>'
* respectively.
* @cliexpar
* Example of how to add a forwarding interface to a route (and create the
* route if it does not exist)
* @cliexcmd{ip mroute add 232.1.1.1 via GigabitEthernet2/0/0 Forward}
* Example of how to add an accepting interface to a route (and create the
* route if it does not exist)
* @cliexcmd{ip mroute add 232.1.1.1 via GigabitEthernet2/0/1 Accept}
* Example of changing the route's flags to send signals via the API
* @cliexcmd{ip mroute add 232.1.1.1 Signal}
?*/
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (ip_mroute_command, static) =
{
.path = "ip mroute",
.short_help = "ip mroute [add|del] <dst-ip-addr>/<width> [table <table-id>] [via <next-hop-ip-addr> [<interface>],",
.function = vnet_ip_mroute_cmd,
.is_mp_safe = 1,
};
/* *INDENT-ON* */
/*
* The next two routines address a longstanding script hemorrhoid.
* Probing a v4 or v6 neighbor needs to appear to be synchronous,
* or dependent route-adds will simply fail.
*/
static clib_error_t *
ip6_probe_neighbor_wait (vlib_main_t * vm, ip6_address_t * a, u32 sw_if_index,
int retry_count)
{
vnet_main_t *vnm = vnet_get_main ();
clib_error_t *e;
int i;
int resolved = 0;
uword event_type;
uword *event_data = 0;
ASSERT (vlib_in_process_context (vm));
if (retry_count > 0)
vnet_register_ip6_neighbor_resolution_event
(vnm, a, vlib_get_current_process (vm)->node_runtime.node_index,
1 /* event */ , 0 /* data */ );
for (i = 0; i < retry_count; i++)
{
/* The interface may be down, etc. */
e = ip6_probe_neighbor (vm, a, sw_if_index);
if (e)
return e;
vlib_process_wait_for_event_or_clock (vm, 1.0);
event_type = vlib_process_get_events (vm, &event_data);
switch (event_type)
{
case 1: /* resolved... */
vlib_cli_output (vm, "Resolved %U", format_ip6_address, a);
resolved = 1;
goto done;
case ~0: /* timeout */
break;
default:
clib_warning ("unknown event_type %d", event_type);
}
vec_reset_length (event_data);
}
done:
if (!resolved)
return clib_error_return (0, "Resolution failed for %U",
format_ip6_address, a);
return 0;
}
static clib_error_t *
ip4_probe_neighbor_wait (vlib_main_t * vm, ip4_address_t * a, u32 sw_if_index,
int retry_count)
{
vnet_main_t *vnm = vnet_get_main ();
clib_error_t *e;
int i;
int resolved = 0;
uword event_type;
uword *event_data = 0;
ASSERT (vlib_in_process_context (vm));
if (retry_count > 0)
vnet_register_ip4_arp_resolution_event
(vnm, a, vlib_get_current_process (vm)->node_runtime.node_index,
1 /* event */ , 0 /* data */ );
for (i = 0; i < retry_count; i++)
{
/* The interface may be down, etc. */
e = ip4_probe_neighbor (vm, a, sw_if_index);
if (e)
return e;
vlib_process_wait_for_event_or_clock (vm, 1.0);
event_type = vlib_process_get_events (vm, &event_data);
switch (event_type)
{
case 1: /* resolved... */
vlib_cli_output (vm, "Resolved %U", format_ip4_address, a);
resolved = 1;
goto done;
case ~0: /* timeout */
break;
default:
clib_warning ("unknown event_type %d", event_type);
}
vec_reset_length (event_data);
}
done:
vec_reset_length (event_data);
if (!resolved)
return clib_error_return (0, "Resolution failed for %U",
format_ip4_address, a);
return 0;
}
static clib_error_t *
probe_neighbor_address (vlib_main_t * vm,
unformat_input_t * input, vlib_cli_command_t * cmd)
{
vnet_main_t *vnm = vnet_get_main ();
unformat_input_t _line_input, *line_input = &_line_input;
ip4_address_t a4;
ip6_address_t a6;
clib_error_t *error = 0;
u32 sw_if_index = ~0;
int retry_count = 3;
int is_ip4 = 1;
int address_set = 0;
/* Get a line of input. */
if (!unformat_user (input, unformat_line_input, line_input))
return 0;
while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
if (unformat_user (line_input, unformat_vnet_sw_interface, vnm,
&sw_if_index))
;
else if (unformat (line_input, "retry %d", &retry_count))
;
else if (unformat (line_input, "%U", unformat_ip4_address, &a4))
address_set++;
else if (unformat (line_input, "%U", unformat_ip6_address, &a6))
{
address_set++;
is_ip4 = 0;
}
else
{
error = clib_error_return (0, "unknown input '%U'",
format_unformat_error, line_input);
goto done;
}
}
if (sw_if_index == ~0)
{
error = clib_error_return (0, "Interface required, not set.");
goto done;
}
if (address_set == 0)
{
error = clib_error_return (0, "ip address required, not set.");
goto done;
}
if (address_set > 1)
{
error = clib_error_return (0, "Multiple ip addresses not supported.");
goto done;
}
if (is_ip4)
error = ip4_probe_neighbor_wait (vm, &a4, sw_if_index, retry_count);
else
error = ip6_probe_neighbor_wait (vm, &a6, sw_if_index, retry_count);
done:
unformat_free (line_input);
return error;
}
/*?
* The '<em>ip probe-neighbor</em>' command ARPs for IPv4 addresses or
* attempts IPv6 neighbor discovery depending on the supplied IP address
* format.
*
* @note This command will not immediately affect the indicated FIB; it
* is not suitable for use in establishing a FIB entry prior to adding
* recursive FIB entries. As in: don't use it in a script to probe a
* gateway prior to adding a default route. It won't work. Instead,
* configure a static ARP cache entry [see '<em>set ip arp</em>'], or
* a static IPv6 neighbor [see '<em>set ip6 neighbor</em>'].
*
* @cliexpar
* Example of probe for an IPv4 address:
* @cliexcmd{ip probe-neighbor GigabitEthernet2/0/0 172.16.1.2}
?*/
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (ip_probe_neighbor_command, static) = {
.path = "ip probe-neighbor",
.function = probe_neighbor_address,
.short_help = "ip probe-neighbor <interface> <ip4-addr> | <ip6-addr> [retry nn]",
.is_mp_safe = 1,
};
/* *INDENT-ON* */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/