tools/testing/selftests/net/mptcp/pm_netlink.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 ksft_skip=4
   5 ret=0
   6
   7 usage() {
   8         echo "Usage: $0 [ -h ]"
   9 }
  10
  11
  12 while getopts "$optstring" option;do
  13         case "$option" in
  14         "h")
  15                 usage $0
  16                 exit 0
  17                 ;;
  18         "?")
  19                 usage $0
  20                 exit 1
  21                 ;;
  22         esac
  23 done
  24
  25 sec=$(date +%s)
  26 rndh=$(printf %x $sec)-$(mktemp -u XXXXXX)
  27 ns1="ns1-$rndh"
  28 err=$(mktemp)
  29 ret=0
  30
  31 cleanup()
  32 {
  33         rm -f $err
  34         ip netns del $ns1
  35 }
  36
  37 ip -Version > /dev/null 2>&1
  38 if [ $? -ne 0 ];then
  39         echo "SKIP: Could not run test without ip tool"
  40         exit $ksft_skip
  41 fi
  42
  43 trap cleanup EXIT
  44
  45 ip netns add $ns1 || exit $ksft_skip
  46 ip -net $ns1 link set lo up
  47 ip netns exec $ns1 sysctl -q net.mptcp.enabled=1
  48
  49 check()
  50 {
  51         local cmd="$1"
  52         local expected="$2"
  53         local msg="$3"
  54         local out=`$cmd 2>$err`
  55         local cmd_ret=$?
  56
  57         printf "%-50s %s" "$msg"
  58         if [ $cmd_ret -ne 0 ]; then
  59                 echo "[FAIL] command execution '$cmd' stderr "
  60                 cat $err
  61                 ret=1
  62         elif [ "$out" = "$expected" ]; then
  63                 echo "[ OK ]"
  64         else
  65                 echo -n "[FAIL] "
  66                 echo "expected '$expected' got '$out'"
  67                 ret=1
  68         fi
  69 }
  70
  71 check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "defaults addr list"
  72 check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
  73 subflows 0" "defaults limits"
  74
  75 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.1
  76 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.2 flags subflow dev lo
  77 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.3 flags signal,backup
  78 check "ip netns exec $ns1 ./pm_nl_ctl get 1" "id 1 flags  10.0.1.1" "simple add/get addr"
  79
  80 check "ip netns exec $ns1 ./pm_nl_ctl dump" \
  81 "id 1 flags  10.0.1.1
  82 id 2 flags subflow dev lo 10.0.1.2
  83 id 3 flags signal,backup 10.0.1.3" "dump addrs"
  84
  85 ip netns exec $ns1 ./pm_nl_ctl del 2
  86 check "ip netns exec $ns1 ./pm_nl_ctl get 2" "" "simple del addr"
  87 check "ip netns exec $ns1 ./pm_nl_ctl dump" \
  88 "id 1 flags  10.0.1.1
  89 id 3 flags signal,backup 10.0.1.3" "dump addrs after del"
  90
  91 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.3
  92 check "ip netns exec $ns1 ./pm_nl_ctl get 4" "" "duplicate addr"
  93
  94 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.4 id 10 flags signal
  95 check "ip netns exec $ns1 ./pm_nl_ctl get 4" "id 4 flags signal 10.0.1.4" "id addr increment"
  96
  97 for i in `seq 5 9`; do
  98         ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.$i flags signal >/dev/null 2>&1
  99 done
 100 check "ip netns exec $ns1 ./pm_nl_ctl get 9" "id 9 flags signal 10.0.1.9" "hard addr limit"
 101 check "ip netns exec $ns1 ./pm_nl_ctl get 10" "" "above hard addr limit"
 102
 103 for i in `seq 9 256`; do
 104         ip netns exec $ns1 ./pm_nl_ctl del $i
 105         ip netns exec $ns1 ./pm_nl_ctl add 10.0.0.9
 106 done
 107 check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags  10.0.1.1
 108 id 3 flags signal,backup 10.0.1.3
 109 id 4 flags signal 10.0.1.4
 110 id 5 flags signal 10.0.1.5
 111 id 6 flags signal 10.0.1.6
 112 id 7 flags signal 10.0.1.7
 113 id 8 flags signal 10.0.1.8" "id limit"
 114
 115 ip netns exec $ns1 ./pm_nl_ctl flush
 116 check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "flush addrs"
 117
 118 ip netns exec $ns1 ./pm_nl_ctl limits 9 1
 119 check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
 120 subflows 0" "rcv addrs above hard limit"
 121
 122 ip netns exec $ns1 ./pm_nl_ctl limits 1 9
 123 check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
 124 subflows 0" "subflows above hard limit"
 125
 126 ip netns exec $ns1 ./pm_nl_ctl limits 8 8
 127 check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 8
 128 subflows 8" "set limits"
 129
 130 exit $ret