Blame view
samples/bpf/test_tunnel_bpf.sh
4.23 KB
6afb1e28b samples/bpf: Add ... |
1 2 3 4 5 6 7 8 9 10 |
#!/bin/bash # 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 |
6afb1e28b samples/bpf: Add ... |
11 12 13 14 15 16 |
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 |
a1c82704d samples/bpf: exte... |
17 |
ip link set dev veth1 up mtu 1500 |
6afb1e28b samples/bpf: Add ... |
18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 |
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 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_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 } |
a1c82704d samples/bpf: exte... |
66 67 68 69 70 71 72 73 74 75 76 77 |
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 } |
6afb1e28b samples/bpf: Add ... |
78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 |
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 |
a1c82704d samples/bpf: exte... |
96 |
cleanup |
6afb1e28b samples/bpf: Add ... |
97 98 99 100 101 102 103 104 105 106 107 |
} 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 |
a1c82704d samples/bpf: exte... |
108 |
cleanup |
6afb1e28b samples/bpf: Add ... |
109 110 111 112 113 114 115 116 117 118 119 |
} 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 |
a1c82704d samples/bpf: exte... |
120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 |
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 |
6afb1e28b samples/bpf: Add ... |
140 141 142 |
} function cleanup { |
a1c82704d samples/bpf: exte... |
143 144 |
set +ex pkill iperf |
6afb1e28b samples/bpf: Add ... |
145 146 |
ip netns delete at_ns0 ip link del veth1 |
a1c82704d samples/bpf: exte... |
147 148 149 150 151 152 |
ip link del ipip11 ip link del gretap11 ip link del geneve11 pkill tcpdump pkill cat set -ex |
6afb1e28b samples/bpf: Add ... |
153 |
} |
a1c82704d samples/bpf: exte... |
154 |
cleanup |
6afb1e28b samples/bpf: Add ... |
155 156 |
echo "Testing GRE tunnel..." test_gre |
6afb1e28b samples/bpf: Add ... |
157 158 |
echo "Testing VXLAN tunnel..." test_vxlan |
6afb1e28b samples/bpf: Add ... |
159 160 |
echo "Testing GENEVE tunnel..." test_geneve |
a1c82704d samples/bpf: exte... |
161 162 163 |
echo "Testing IPIP tunnel..." test_ipip echo "*** PASS ***" |