test/units/testsuite-17.06.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: LGPL-2.1-or-later
   3 set -ex
   4 set -o pipefail
   5
   6 # tests for udev watch
   7
   8 function check_validity() {
   9     local f ID_OR_HANDLE
  10
  11     for f in /run/udev/watch/*; do
  12         ID_OR_HANDLE="$(readlink "$f")"
  13         test -L "/run/udev/watch/${ID_OR_HANDLE}"
  14         test "$(readlink "/run/udev/watch/${ID_OR_HANDLE}")" = "$(basename "$f")"
  15     done
  16 }
  17
  18 function check() {
  19     local i j
  20
  21     for ((i=0;i<2;i++)); do
  22         systemctl restart systemd-udevd.service
  23         udevadm control --ping
  24         udevadm settle
  25         check_validity
  26
  27         for ((j=0;j<2;j++)); do
  28             udevadm trigger -w --action add --subsystem-match=block
  29             check_validity
  30         done
  31
  32         for ((j=0;j<2;j++)); do
  33             udevadm trigger -w --action change --subsystem-match=block
  34             check_validity
  35         done
  36     done
  37 }
  38
  39 mkdir -p /run/udev/rules.d/
  40
  41 cat >/run/udev/rules.d/00-debug.rules <<EOF
  42 SUBSYSTEM=="block", KERNEL=="sda*", OPTIONS="log_level=debug"
  43 EOF
  44
  45 cat >/run/udev/rules.d/50-testsuite.rules <<EOF
  46 ACTION=="add", SUBSYSTEM=="block", KERNEL=="sda", OPTIONS:="watch"
  47 EOF
  48
  49 check
  50
  51 MAJOR=$(udevadm info /dev/sda | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')
  52 MINOR=$(udevadm info /dev/sda | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')
  53 test -L "/run/udev/watch/b${MAJOR}:${MINOR}"
  54
  55 cat >/run/udev/rules.d/50-testsuite.rules <<EOF
  56 ACTION=="change", SUBSYSTEM=="block", KERNEL=="sda", OPTIONS:="nowatch"
  57 EOF
  58
  59 check
  60
  61 MAJOR=$(udevadm info /dev/sda | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')
  62 MINOR=$(udevadm info /dev/sda | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')
  63 test ! -e "/run/udev/watch/b${MAJOR}:${MINOR}"
  64
  65 rm /run/udev/rules.d/00-debug.rules
  66 rm /run/udev/rules.d/50-testsuite.rules
  67
  68 udevadm control --reload
  69
  70 exit 0