149 lines
2.9 KiB
Bash
149 lines
2.9 KiB
Bash
# SPDX-License-Identifier: GPL-2.0
|
|
|
|
mirror_install()
|
|
{
|
|
local from_dev=$1; shift
|
|
local direction=$1; shift
|
|
local to_dev=$1; shift
|
|
local filter=$1; shift
|
|
|
|
tc filter add dev $from_dev $direction \
|
|
pref 1000 $filter \
|
|
action mirred egress mirror dev $to_dev
|
|
}
|
|
|
|
mirror_uninstall()
|
|
{
|
|
local from_dev=$1; shift
|
|
local direction=$1; shift
|
|
|
|
tc filter del dev $swp1 $direction pref 1000
|
|
}
|
|
|
|
is_ipv6()
|
|
{
|
|
local addr=$1; shift
|
|
|
|
[[ -z ${addr//[0-9a-fA-F:]/} ]]
|
|
}
|
|
|
|
mirror_test()
|
|
{
|
|
local vrf_name=$1; shift
|
|
local sip=$1; shift
|
|
local dip=$1; shift
|
|
local dev=$1; shift
|
|
local pref=$1; shift
|
|
local expect=$1; shift
|
|
|
|
if is_ipv6 $dip; then
|
|
local proto=-6
|
|
local type="icmp6 type=128" # Echo request.
|
|
else
|
|
local proto=
|
|
local type="icmp echoreq"
|
|
fi
|
|
|
|
local t0=$(tc_rule_stats_get $dev $pref)
|
|
$MZ $proto $vrf_name ${sip:+-A $sip} -B $dip -a own -b bc -q \
|
|
-c 10 -d 100msec -t $type
|
|
sleep 0.5
|
|
local t1=$(tc_rule_stats_get $dev $pref)
|
|
local delta=$((t1 - t0))
|
|
# Tolerate a couple stray extra packets.
|
|
((expect <= delta && delta <= expect + 2))
|
|
check_err $? "Expected to capture $expect packets, got $delta."
|
|
}
|
|
|
|
do_test_span_dir_ips()
|
|
{
|
|
local expect=$1; shift
|
|
local dev=$1; shift
|
|
local direction=$1; shift
|
|
local ip1=$1; shift
|
|
local ip2=$1; shift
|
|
|
|
icmp_capture_install $dev
|
|
mirror_test v$h1 $ip1 $ip2 $dev 100 $expect
|
|
mirror_test v$h2 $ip2 $ip1 $dev 100 $expect
|
|
icmp_capture_uninstall $dev
|
|
}
|
|
|
|
quick_test_span_dir_ips()
|
|
{
|
|
do_test_span_dir_ips 10 "$@"
|
|
}
|
|
|
|
fail_test_span_dir_ips()
|
|
{
|
|
do_test_span_dir_ips 0 "$@"
|
|
}
|
|
|
|
test_span_dir_ips()
|
|
{
|
|
local dev=$1; shift
|
|
local direction=$1; shift
|
|
local forward_type=$1; shift
|
|
local backward_type=$1; shift
|
|
local ip1=$1; shift
|
|
local ip2=$1; shift
|
|
|
|
quick_test_span_dir_ips "$dev" "$direction" "$ip1" "$ip2"
|
|
|
|
icmp_capture_install $dev "type $forward_type"
|
|
mirror_test v$h1 $ip1 $ip2 $dev 100 10
|
|
icmp_capture_uninstall $dev
|
|
|
|
icmp_capture_install $dev "type $backward_type"
|
|
mirror_test v$h2 $ip2 $ip1 $dev 100 10
|
|
icmp_capture_uninstall $dev
|
|
}
|
|
|
|
fail_test_span_dir()
|
|
{
|
|
fail_test_span_dir_ips "$@" 192.0.2.1 192.0.2.2
|
|
}
|
|
|
|
test_span_dir()
|
|
{
|
|
test_span_dir_ips "$@" 192.0.2.1 192.0.2.2
|
|
}
|
|
|
|
do_test_span_vlan_dir_ips()
|
|
{
|
|
local expect=$1; shift
|
|
local dev=$1; shift
|
|
local vid=$1; shift
|
|
local direction=$1; shift
|
|
local ip1=$1; shift
|
|
local ip2=$1; shift
|
|
|
|
# Install the capture as skip_hw to avoid double-counting of packets.
|
|
# The traffic is meant for local box anyway, so will be trapped to
|
|
# kernel.
|
|
vlan_capture_install $dev "skip_hw vlan_id $vid vlan_ethtype ip"
|
|
mirror_test v$h1 $ip1 $ip2 $dev 100 $expect
|
|
mirror_test v$h2 $ip2 $ip1 $dev 100 $expect
|
|
vlan_capture_uninstall $dev
|
|
}
|
|
|
|
quick_test_span_vlan_dir_ips()
|
|
{
|
|
do_test_span_vlan_dir_ips 10 "$@"
|
|
}
|
|
|
|
fail_test_span_vlan_dir_ips()
|
|
{
|
|
do_test_span_vlan_dir_ips 0 "$@"
|
|
}
|
|
|
|
quick_test_span_vlan_dir()
|
|
{
|
|
quick_test_span_vlan_dir_ips "$@" 192.0.2.1 192.0.2.2
|
|
}
|
|
|
|
fail_test_span_vlan_dir()
|
|
{
|
|
fail_test_span_vlan_dir_ips "$@" 192.0.2.1 192.0.2.2
|
|
}
|