mirror of
https://github.com/ukui/kernel.git
synced 2026-03-09 10:07:04 -07:00
samples/bpf: remove the bpf tunnel testsuite.
Move the testsuite to
selftests/bpf/{test_tunnel_kern.c, test_tunnel.sh}
Signed-off-by: William Tu <u9012063@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
William Tu
committed by
Daniel Borkmann
Daniel Borkmann
parent
933a741e3b
commit
b05cd74043
@@ -114,7 +114,6 @@ always += sock_flags_kern.o
|
||||
always += test_probe_write_user_kern.o
|
||||
always += trace_output_kern.o
|
||||
always += tcbpf1_kern.o
|
||||
always += tcbpf2_kern.o
|
||||
always += tc_l2_redirect_kern.o
|
||||
always += lathist_kern.o
|
||||
always += offwaketime_kern.o
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@@ -1,390 +0,0 @@
|
||||
#!/bin/bash
|
||||
# SPDX-License-Identifier: GPL-2.0
|
||||
# In Namespace 0 (at_ns0) using native tunnel
|
||||
# Overlay IP: 10.1.1.100
|
||||
# local 192.16.1.100 remote 192.16.1.200
|
||||
# veth0 IP: 172.16.1.100, tunnel dev <type>00
|
||||
|
||||
# Out of Namespace using BPF set/get on lwtunnel
|
||||
# Overlay IP: 10.1.1.200
|
||||
# local 172.16.1.200 remote 172.16.1.100
|
||||
# veth1 IP: 172.16.1.200, tunnel dev <type>11
|
||||
|
||||
function config_device {
|
||||
ip netns add at_ns0
|
||||
ip link add veth0 type veth peer name veth1
|
||||
ip link set veth0 netns at_ns0
|
||||
ip netns exec at_ns0 ip addr add 172.16.1.100/24 dev veth0
|
||||
ip netns exec at_ns0 ip link set dev veth0 up
|
||||
ip link set dev veth1 up mtu 1500
|
||||
ip addr add dev veth1 172.16.1.200/24
|
||||
}
|
||||
|
||||
function add_gre_tunnel {
|
||||
# in namespace
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE seq key 2 \
|
||||
local 172.16.1.100 remote 172.16.1.200
|
||||
ip netns exec at_ns0 ip link set dev $DEV_NS up
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
|
||||
|
||||
# out of namespace
|
||||
ip link add dev $DEV type $TYPE key 2 external
|
||||
ip link set dev $DEV up
|
||||
ip addr add dev $DEV 10.1.1.200/24
|
||||
}
|
||||
|
||||
function add_ip6gretap_tunnel {
|
||||
|
||||
# assign ipv6 address
|
||||
ip netns exec at_ns0 ip addr add ::11/96 dev veth0
|
||||
ip netns exec at_ns0 ip link set dev veth0 up
|
||||
ip addr add dev veth1 ::22/96
|
||||
ip link set dev veth1 up
|
||||
|
||||
# in namespace
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE seq flowlabel 0xbcdef key 2 \
|
||||
local ::11 remote ::22
|
||||
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS fc80::100/96
|
||||
ip netns exec at_ns0 ip link set dev $DEV_NS up
|
||||
|
||||
# out of namespace
|
||||
ip link add dev $DEV type $TYPE external
|
||||
ip addr add dev $DEV 10.1.1.200/24
|
||||
ip addr add dev $DEV fc80::200/24
|
||||
ip link set dev $DEV up
|
||||
}
|
||||
|
||||
function add_erspan_tunnel {
|
||||
# in namespace
|
||||
if [ "$1" == "v1" ]; then
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE seq key 2 \
|
||||
local 172.16.1.100 remote 172.16.1.200 \
|
||||
erspan_ver 1 erspan 123
|
||||
else
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE seq key 2 \
|
||||
local 172.16.1.100 remote 172.16.1.200 \
|
||||
erspan_ver 2 erspan_dir egress erspan_hwid 3
|
||||
fi
|
||||
ip netns exec at_ns0 ip link set dev $DEV_NS up
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
|
||||
|
||||
# out of namespace
|
||||
ip link add dev $DEV type $TYPE external
|
||||
ip link set dev $DEV up
|
||||
ip addr add dev $DEV 10.1.1.200/24
|
||||
}
|
||||
|
||||
function add_ip6erspan_tunnel {
|
||||
|
||||
# assign ipv6 address
|
||||
ip netns exec at_ns0 ip addr add ::11/96 dev veth0
|
||||
ip netns exec at_ns0 ip link set dev veth0 up
|
||||
ip addr add dev veth1 ::22/96
|
||||
ip link set dev veth1 up
|
||||
|
||||
# in namespace
|
||||
if [ "$1" == "v1" ]; then
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE seq key 2 \
|
||||
local ::11 remote ::22 \
|
||||
erspan_ver 1 erspan 123
|
||||
else
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE seq key 2 \
|
||||
local ::11 remote ::22 \
|
||||
erspan_ver 2 erspan_dir egress erspan_hwid 7
|
||||
fi
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
|
||||
ip netns exec at_ns0 ip link set dev $DEV_NS up
|
||||
|
||||
# out of namespace
|
||||
ip link add dev $DEV type $TYPE external
|
||||
ip addr add dev $DEV 10.1.1.200/24
|
||||
ip link set dev $DEV up
|
||||
}
|
||||
|
||||
function add_vxlan_tunnel {
|
||||
# Set static ARP entry here because iptables set-mark works
|
||||
# on L3 packet, as a result not applying to ARP packets,
|
||||
# causing errors at get_tunnel_{key/opt}.
|
||||
|
||||
# in namespace
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE id 2 dstport 4789 gbp remote 172.16.1.200
|
||||
ip netns exec at_ns0 ip link set dev $DEV_NS address 52:54:00:d9:01:00 up
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
|
||||
ip netns exec at_ns0 arp -s 10.1.1.200 52:54:00:d9:02:00
|
||||
ip netns exec at_ns0 iptables -A OUTPUT -j MARK --set-mark 0x800FF
|
||||
|
||||
# out of namespace
|
||||
ip link add dev $DEV type $TYPE external gbp dstport 4789
|
||||
ip link set dev $DEV address 52:54:00:d9:02:00 up
|
||||
ip addr add dev $DEV 10.1.1.200/24
|
||||
arp -s 10.1.1.100 52:54:00:d9:01:00
|
||||
}
|
||||
|
||||
function add_geneve_tunnel {
|
||||
# in namespace
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE id 2 dstport 6081 remote 172.16.1.200
|
||||
ip netns exec at_ns0 ip link set dev $DEV_NS up
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
|
||||
|
||||
# out of namespace
|
||||
ip link add dev $DEV type $TYPE dstport 6081 external
|
||||
ip link set dev $DEV up
|
||||
ip addr add dev $DEV 10.1.1.200/24
|
||||
}
|
||||
|
||||
function add_ipip_tunnel {
|
||||
# in namespace
|
||||
ip netns exec at_ns0 \
|
||||
ip link add dev $DEV_NS type $TYPE local 172.16.1.100 remote 172.16.1.200
|
||||
ip netns exec at_ns0 ip link set dev $DEV_NS up
|
||||
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
|
||||
|
||||
# out of namespace
|
||||
ip link add dev $DEV type $TYPE external
|
||||
ip link set dev $DEV up
|
||||
ip addr add dev $DEV 10.1.1.200/24
|
||||
}
|
||||
|
||||
function setup_xfrm_tunnel {
|
||||
auth=0x$(printf '1%.0s' {1..40})
|
||||
enc=0x$(printf '2%.0s' {1..32})
|
||||
spi_in_to_out=0x1
|
||||
spi_out_to_in=0x2
|
||||
# in namespace
|
||||
# in -> out
|
||||
ip netns exec at_ns0 \
|
||||
ip xfrm state add src 172.16.1.100 dst 172.16.1.200 proto esp \
|
||||
spi $spi_in_to_out reqid 1 mode tunnel \
|
||||
auth-trunc 'hmac(sha1)' $auth 96 enc 'cbc(aes)' $enc
|
||||
ip netns exec at_ns0 \
|
||||
ip xfrm policy add src 10.1.1.100/32 dst 10.1.1.200/32 dir out \
|
||||
tmpl src 172.16.1.100 dst 172.16.1.200 proto esp reqid 1 \
|
||||
mode tunnel
|
||||
# out -> in
|
||||
ip netns exec at_ns0 \
|
||||
ip xfrm state add src 172.16.1.200 dst 172.16.1.100 proto esp \
|
||||
spi $spi_out_to_in reqid 2 mode tunnel \
|
||||
auth-trunc 'hmac(sha1)' $auth 96 enc 'cbc(aes)' $enc
|
||||
ip netns exec at_ns0 \
|
||||
ip xfrm policy add src 10.1.1.200/32 dst 10.1.1.100/32 dir in \
|
||||
tmpl src 172.16.1.200 dst 172.16.1.100 proto esp reqid 2 \
|
||||
mode tunnel
|
||||
# address & route
|
||||
ip netns exec at_ns0 \
|
||||
ip addr add dev veth0 10.1.1.100/32
|
||||
ip netns exec at_ns0 \
|
||||
ip route add 10.1.1.200 dev veth0 via 172.16.1.200 \
|
||||
src 10.1.1.100
|
||||
|
||||
# out of namespace
|
||||
# in -> out
|
||||
ip xfrm state add src 172.16.1.100 dst 172.16.1.200 proto esp \
|
||||
spi $spi_in_to_out reqid 1 mode tunnel \
|
||||
auth-trunc 'hmac(sha1)' $auth 96 enc 'cbc(aes)' $enc
|
||||
ip xfrm policy add src 10.1.1.100/32 dst 10.1.1.200/32 dir in \
|
||||
tmpl src 172.16.1.100 dst 172.16.1.200 proto esp reqid 1 \
|
||||
mode tunnel
|
||||
# out -> in
|
||||
ip xfrm state add src 172.16.1.200 dst 172.16.1.100 proto esp \
|
||||
spi $spi_out_to_in reqid 2 mode tunnel \
|
||||
auth-trunc 'hmac(sha1)' $auth 96 enc 'cbc(aes)' $enc
|
||||
ip xfrm policy add src 10.1.1.200/32 dst 10.1.1.100/32 dir out \
|
||||
tmpl src 172.16.1.200 dst 172.16.1.100 proto esp reqid 2 \
|
||||
mode tunnel
|
||||
# address & route
|
||||
ip addr add dev veth1 10.1.1.200/32
|
||||
ip route add 10.1.1.100 dev veth1 via 172.16.1.100 src 10.1.1.200
|
||||
}
|
||||
|
||||
function attach_bpf {
|
||||
DEV=$1
|
||||
SET_TUNNEL=$2
|
||||
GET_TUNNEL=$3
|
||||
tc qdisc add dev $DEV clsact
|
||||
tc filter add dev $DEV egress bpf da obj tcbpf2_kern.o sec $SET_TUNNEL
|
||||
tc filter add dev $DEV ingress bpf da obj tcbpf2_kern.o sec $GET_TUNNEL
|
||||
}
|
||||
|
||||
function test_gre {
|
||||
TYPE=gretap
|
||||
DEV_NS=gretap00
|
||||
DEV=gretap11
|
||||
config_device
|
||||
add_gre_tunnel
|
||||
attach_bpf $DEV gre_set_tunnel gre_get_tunnel
|
||||
ping -c 1 10.1.1.100
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_ip6gre {
|
||||
TYPE=ip6gre
|
||||
DEV_NS=ip6gre00
|
||||
DEV=ip6gre11
|
||||
config_device
|
||||
# reuse the ip6gretap function
|
||||
add_ip6gretap_tunnel
|
||||
attach_bpf $DEV ip6gretap_set_tunnel ip6gretap_get_tunnel
|
||||
# underlay
|
||||
ping6 -c 4 ::11
|
||||
# overlay: ipv4 over ipv6
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
ping -c 1 10.1.1.100
|
||||
# overlay: ipv6 over ipv6
|
||||
ip netns exec at_ns0 ping6 -c 1 fc80::200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_ip6gretap {
|
||||
TYPE=ip6gretap
|
||||
DEV_NS=ip6gretap00
|
||||
DEV=ip6gretap11
|
||||
config_device
|
||||
add_ip6gretap_tunnel
|
||||
attach_bpf $DEV ip6gretap_set_tunnel ip6gretap_get_tunnel
|
||||
# underlay
|
||||
ping6 -c 4 ::11
|
||||
# overlay: ipv4 over ipv6
|
||||
ip netns exec at_ns0 ping -i .2 -c 1 10.1.1.200
|
||||
ping -c 1 10.1.1.100
|
||||
# overlay: ipv6 over ipv6
|
||||
ip netns exec at_ns0 ping6 -c 1 fc80::200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_erspan {
|
||||
TYPE=erspan
|
||||
DEV_NS=erspan00
|
||||
DEV=erspan11
|
||||
config_device
|
||||
add_erspan_tunnel $1
|
||||
attach_bpf $DEV erspan_set_tunnel erspan_get_tunnel
|
||||
ping -c 1 10.1.1.100
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_ip6erspan {
|
||||
TYPE=ip6erspan
|
||||
DEV_NS=ip6erspan00
|
||||
DEV=ip6erspan11
|
||||
config_device
|
||||
add_ip6erspan_tunnel $1
|
||||
attach_bpf $DEV ip4ip6erspan_set_tunnel ip4ip6erspan_get_tunnel
|
||||
ping6 -c 3 ::11
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_vxlan {
|
||||
TYPE=vxlan
|
||||
DEV_NS=vxlan00
|
||||
DEV=vxlan11
|
||||
config_device
|
||||
add_vxlan_tunnel
|
||||
attach_bpf $DEV vxlan_set_tunnel vxlan_get_tunnel
|
||||
ping -c 1 10.1.1.100
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_geneve {
|
||||
TYPE=geneve
|
||||
DEV_NS=geneve00
|
||||
DEV=geneve11
|
||||
config_device
|
||||
add_geneve_tunnel
|
||||
attach_bpf $DEV geneve_set_tunnel geneve_get_tunnel
|
||||
ping -c 1 10.1.1.100
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_ipip {
|
||||
TYPE=ipip
|
||||
DEV_NS=ipip00
|
||||
DEV=ipip11
|
||||
config_device
|
||||
tcpdump -nei veth1 &
|
||||
cat /sys/kernel/debug/tracing/trace_pipe &
|
||||
add_ipip_tunnel
|
||||
ethtool -K veth1 gso off gro off rx off tx off
|
||||
ip link set dev veth1 mtu 1500
|
||||
attach_bpf $DEV ipip_set_tunnel ipip_get_tunnel
|
||||
ping -c 1 10.1.1.100
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
ip netns exec at_ns0 iperf -sD -p 5200 > /dev/null
|
||||
sleep 0.2
|
||||
iperf -c 10.1.1.100 -n 5k -p 5200
|
||||
cleanup
|
||||
}
|
||||
|
||||
function test_xfrm_tunnel {
|
||||
config_device
|
||||
tcpdump -nei veth1 ip &
|
||||
output=$(mktemp)
|
||||
cat /sys/kernel/debug/tracing/trace_pipe | tee $output &
|
||||
setup_xfrm_tunnel
|
||||
tc qdisc add dev veth1 clsact
|
||||
tc filter add dev veth1 proto ip ingress bpf da obj tcbpf2_kern.o \
|
||||
sec xfrm_get_state
|
||||
ip netns exec at_ns0 ping -c 1 10.1.1.200
|
||||
grep "reqid 1" $output
|
||||
grep "spi 0x1" $output
|
||||
grep "remote ip 0xac100164" $output
|
||||
cleanup
|
||||
}
|
||||
|
||||
function cleanup {
|
||||
set +ex
|
||||
pkill iperf
|
||||
ip netns delete at_ns0
|
||||
ip link del veth1
|
||||
ip link del ipip11
|
||||
ip link del gretap11
|
||||
ip link del ip6gre11
|
||||
ip link del ip6gretap11
|
||||
ip link del vxlan11
|
||||
ip link del geneve11
|
||||
ip link del erspan11
|
||||
ip link del ip6erspan11
|
||||
ip x s flush
|
||||
ip x p flush
|
||||
pkill tcpdump
|
||||
pkill cat
|
||||
set -ex
|
||||
}
|
||||
|
||||
trap cleanup 0 2 3 6 9
|
||||
cleanup
|
||||
echo "Testing GRE tunnel..."
|
||||
test_gre
|
||||
echo "Testing IP6GRE tunnel..."
|
||||
test_ip6gre
|
||||
echo "Testing IP6GRETAP tunnel..."
|
||||
test_ip6gretap
|
||||
echo "Testing ERSPAN tunnel..."
|
||||
test_erspan v1
|
||||
test_erspan v2
|
||||
echo "Testing IP6ERSPAN tunnel..."
|
||||
test_ip6erspan v1
|
||||
test_ip6erspan v2
|
||||
echo "Testing VXLAN tunnel..."
|
||||
test_vxlan
|
||||
echo "Testing GENEVE tunnel..."
|
||||
test_geneve
|
||||
echo "Testing IPIP tunnel..."
|
||||
test_ipip
|
||||
echo "Testing IPSec tunnel..."
|
||||
test_xfrm_tunnel
|
||||
echo "*** PASS ***"
|
||||
Reference in New Issue
Block a user