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

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 ALL_TESTS="
   5         ping_ipv4
   6         ping_ipv6
   7 "
   8
   9 NUM_NETIFS=4
  10 source lib.sh
  11 source tc_common.sh
  12
  13 h1_create()
  14 {
  15         vrf_create "vrf-h1"
  16         ip link set dev $h1 master vrf-h1
  17
  18         ip link set dev vrf-h1 up
  19         ip link set dev $h1 up
  20
  21         ip address add 192.0.2.2/24 dev $h1
  22         ip address add 2001:db8:1::2/64 dev $h1
  23
  24         ip route add 198.51.100.0/24 vrf vrf-h1 nexthop via 192.0.2.1
  25         ip route add 2001:db8:2::/64 vrf vrf-h1 nexthop via 2001:db8:1::1
  26 }
  27
  28 h1_destroy()
  29 {
  30         ip route del 2001:db8:2::/64 vrf vrf-h1
  31         ip route del 198.51.100.0/24 vrf vrf-h1
  32
  33         ip address del 2001:db8:1::2/64 dev $h1
  34         ip address del 192.0.2.2/24 dev $h1
  35
  36         ip link set dev $h1 down
  37         vrf_destroy "vrf-h1"
  38 }
  39
  40 h2_create()
  41 {
  42         vrf_create "vrf-h2"
  43         ip link set dev $h2 master vrf-h2
  44
  45         ip link set dev vrf-h2 up
  46         ip link set dev $h2 up
  47
  48         ip address add 198.51.100.2/24 dev $h2
  49         ip address add 2001:db8:2::2/64 dev $h2
  50
  51         ip route add 192.0.2.0/24 vrf vrf-h2 nexthop via 198.51.100.1
  52         ip route add 2001:db8:1::/64 vrf vrf-h2 nexthop via 2001:db8:2::1
  53 }
  54
  55 h2_destroy()
  56 {
  57         ip route del 2001:db8:1::/64 vrf vrf-h2
  58         ip route del 192.0.2.0/24 vrf vrf-h2
  59
  60         ip address del 2001:db8:2::2/64 dev $h2
  61         ip address del 198.51.100.2/24 dev $h2
  62
  63         ip link set dev $h2 down
  64         vrf_destroy "vrf-h2"
  65 }
  66
  67 router_create()
  68 {
  69         ip link set dev $rp1 up
  70         ip link set dev $rp2 up
  71
  72         tc qdisc add dev $rp2 clsact
  73
  74         ip address add 192.0.2.1/24 dev $rp1
  75         ip address add 2001:db8:1::1/64 dev $rp1
  76
  77         ip address add 198.51.100.1/24 dev $rp2
  78         ip address add 2001:db8:2::1/64 dev $rp2
  79 }
  80
  81 router_destroy()
  82 {
  83         ip address del 2001:db8:2::1/64 dev $rp2
  84         ip address del 198.51.100.1/24 dev $rp2
  85
  86         ip address del 2001:db8:1::1/64 dev $rp1
  87         ip address del 192.0.2.1/24 dev $rp1
  88
  89         tc qdisc del dev $rp2 clsact
  90
  91         ip link set dev $rp2 down
  92         ip link set dev $rp1 down
  93 }
  94
  95 routing_nh_obj()
  96 {
  97         # Create the nexthops as AF_INET6, so that IPv4 and IPv6 routes could
  98         # use them.
  99         ip -6 nexthop add id 101 dev $rp1
 100         ip -6 nexthop add id 102 dev $rp2
 101
 102         ip route replace 192.0.2.0/24 nhid 101
 103         ip route replace 2001:db8:1::/64 nhid 101
 104         ip route replace 198.51.100.0/24 nhid 102
 105         ip route replace 2001:db8:2::/64 nhid 102
 106 }
 107
 108 setup_prepare()
 109 {
 110         h1=${NETIFS[p1]}
 111         rp1=${NETIFS[p2]}
 112
 113         rp2=${NETIFS[p3]}
 114         h2=${NETIFS[p4]}
 115
 116         rp1mac=$(mac_get $rp1)
 117
 118         vrf_prepare
 119
 120         h1_create
 121         h2_create
 122
 123         router_create
 124
 125         forwarding_enable
 126 }
 127
 128 cleanup()
 129 {
 130         pre_cleanup
 131
 132         forwarding_restore
 133
 134         router_destroy
 135
 136         h2_destroy
 137         h1_destroy
 138
 139         vrf_cleanup
 140 }
 141
 142 ping_ipv4()
 143 {
 144         ping_test $h1 198.51.100.2
 145 }
 146
 147 ping_ipv6()
 148 {
 149         ping6_test $h1 2001:db8:2::2
 150 }
 151
 152 trap cleanup EXIT
 153
 154 setup_prepare
 155 setup_wait
 156 routing_nh_obj
 157
 158 tests_run
 159
 160 exit $EXIT_STATUS