tools/testing/selftests/net/forwarding/tc_shblocks.sh

Source file repositories/reference/linux-study-clean/tools/testing/selftests/net/forwarding/tc_shblocks.sh

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/net/forwarding/tc_shblocks.sh
Extension
.sh
Size
2748 bytes
Lines
153
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

ALL_TESTS="shared_block_test match_indev_test"
NUM_NETIFS=4
source tc_common.sh
source lib.sh

tcflags="skip_hw"

h1_create()
{
	simple_if_init $h1 192.0.2.1/24
}

h1_destroy()
{
	simple_if_fini $h1 192.0.2.1/24
}

h2_create()
{
	simple_if_init $h2 192.0.2.1/24
}

h2_destroy()
{
	simple_if_fini $h2 192.0.2.1/24
}

switch_create()
{
	simple_if_init $swp1 192.0.2.2/24
	tc qdisc add dev $swp1 ingress_block 22 egress_block 23 clsact

	simple_if_init $swp2 192.0.2.2/24
	tc qdisc add dev $swp2 ingress_block 22 egress_block 23 clsact
}

switch_destroy()
{
	tc qdisc del dev $swp2 clsact
	simple_if_fini $swp2 192.0.2.2/24

	tc qdisc del dev $swp1 clsact
	simple_if_fini $swp1 192.0.2.2/24
}

shared_block_test()
{
	RET=0

	tc filter add block 22 protocol ip pref 1 handle 101 flower \
		$tcflags dst_ip 192.0.2.2 action drop

	$MZ $h1 -c 1 -p 64 -a $h1mac -b $swmac -A 192.0.2.1 -B 192.0.2.2 \
		-t ip -q

	tc_check_packets "block 22" 101 1
	check_err $? "Did not match first incoming packet on a block"

	$MZ $h2 -c 1 -p 64 -a $h2mac -b $swmac -A 192.0.2.1 -B 192.0.2.2 \
		-t ip -q

	tc_check_packets "block 22" 101 2
	check_err $? "Did not match second incoming packet on a block"

	tc filter del block 22 protocol ip pref 1 handle 101 flower

	log_test "shared block ($tcflags)"

Annotation

Implementation Notes