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4481a30855
In a few cases, also avoid a sleep in the last (failed) iteration of the loop. It doesn't matter too much, but it's still ugly.
69 lines
1.7 KiB
Bash
Executable File
69 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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# SPDX-License-Identifier: LGPL-2.1-or-later
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set -ex
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set -o pipefail
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# tests for udev watch
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function check_validity() {
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local f ID_OR_HANDLE
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for f in /run/udev/watch/*; do
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ID_OR_HANDLE="$(readlink "$f")"
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test -L "/run/udev/watch/${ID_OR_HANDLE}"
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test "$(readlink "/run/udev/watch/${ID_OR_HANDLE}")" = "$(basename "$f")"
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done
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}
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function check() {
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for _ in {1..2}; do
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systemctl restart systemd-udevd.service
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udevadm control --ping
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udevadm settle
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check_validity
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for _ in {1..2}; do
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udevadm trigger -w --action add --subsystem-match=block
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check_validity
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done
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for _ in {1..2}; do
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udevadm trigger -w --action change --subsystem-match=block
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check_validity
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done
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done
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}
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mkdir -p /run/udev/rules.d/
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cat >/run/udev/rules.d/00-debug.rules <<EOF
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SUBSYSTEM=="block", KERNEL=="sda*", OPTIONS="log_level=debug"
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EOF
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cat >/run/udev/rules.d/50-testsuite.rules <<EOF
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ACTION=="add", SUBSYSTEM=="block", KERNEL=="sda", OPTIONS:="watch"
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EOF
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check
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MAJOR=$(udevadm info /dev/sda | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')
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MINOR=$(udevadm info /dev/sda | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')
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test -L "/run/udev/watch/b${MAJOR}:${MINOR}"
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cat >/run/udev/rules.d/50-testsuite.rules <<EOF
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ACTION=="change", SUBSYSTEM=="block", KERNEL=="sda", OPTIONS:="nowatch"
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EOF
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check
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MAJOR=$(udevadm info /dev/sda | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')
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MINOR=$(udevadm info /dev/sda | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')
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test ! -e "/run/udev/watch/b${MAJOR}:${MINOR}"
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rm /run/udev/rules.d/00-debug.rules
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rm /run/udev/rules.d/50-testsuite.rules
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udevadm control --reload
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exit 0
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