tools/testing/selftests/drivers/net/netdevsim/devlink_in_netns.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 lib_dir=$(dirname $0)/../../../net/forwarding
   5
   6 ALL_TESTS="check_devlink_test check_ports_test"
   7 NUM_NETIFS=0
   8 source $lib_dir/lib.sh
   9
  10 BUS_ADDR=10
  11 PORT_COUNT=4
  12 DEV_NAME=netdevsim$BUS_ADDR
  13 SYSFS_NET_DIR=/sys/bus/netdevsim/devices/$DEV_NAME/net/
  14 DL_HANDLE=netdevsim/$DEV_NAME
  15 NETNS_NAME=testns1
  16
  17 port_netdev_get()
  18 {
  19         local port_index=$1
  20
  21         cmd_jq "devlink -N $NETNS_NAME port show -j" \
  22                ".[][\"$DL_HANDLE/$port_index\"].netdev" "-e"
  23 }
  24
  25 check_ports_test()
  26 {
  27         RET=0
  28
  29         for i in $(seq 0 $(expr $PORT_COUNT - 1)); do
  30                 netdev_name=$(port_netdev_get $i)
  31                 check_err $? "Failed to get netdev name for port $DL_HANDLE/$i"
  32                 ip -n $NETNS_NAME link show $netdev_name &> /dev/null
  33                 check_err $? "Failed to find netdev $netdev_name"
  34         done
  35
  36         log_test "check ports test"
  37 }
  38
  39 check_devlink_test()
  40 {
  41         RET=0
  42
  43         devlink -N $NETNS_NAME dev show $DL_HANDLE &> /dev/null
  44         check_err $? "Failed to show devlink instance"
  45
  46         log_test "check devlink test"
  47 }
  48
  49 setup_prepare()
  50 {
  51         modprobe netdevsim
  52         ip netns add $NETNS_NAME
  53         ip netns exec $NETNS_NAME \
  54                 echo "$BUS_ADDR $PORT_COUNT" > /sys/bus/netdevsim/new_device
  55         while [ ! -d $SYSFS_NET_DIR ] ; do :; done
  56 }
  57
  58 cleanup()
  59 {
  60         pre_cleanup
  61         echo "$BUS_ADDR" > /sys/bus/netdevsim/del_device
  62         ip netns del $NETNS_NAME
  63         modprobe -r netdevsim
  64 }
  65
  66 trap cleanup EXIT
  67
  68 setup_prepare
  69
  70 tests_run
  71
  72 exit $EXIT_STATUS