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-rwxr-xr-xtest/units/TEST-17-UDEV.06.sh69
1 files changed, 69 insertions, 0 deletions
diff --git a/test/units/TEST-17-UDEV.06.sh b/test/units/TEST-17-UDEV.06.sh
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+#!/bin/bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+set -ex
+set -o pipefail
+
+# tests for udev watch
+
+function check_validity() {
+ local f ID_OR_HANDLE
+
+ for f in /run/udev/watch/*; do
+ ID_OR_HANDLE="$(readlink "$f")"
+ test -L "/run/udev/watch/${ID_OR_HANDLE}"
+ test "$(readlink "/run/udev/watch/${ID_OR_HANDLE}")" = "$(basename "$f")"
+ done
+}
+
+function check() {
+ for _ in {1..2}; do
+ systemctl restart systemd-udevd.service
+ udevadm control --ping
+ udevadm settle
+ check_validity
+
+ for _ in {1..2}; do
+ udevadm trigger -w --action add --subsystem-match=block
+ check_validity
+ done
+
+ for _ in {1..2}; do
+ udevadm trigger -w --action change --subsystem-match=block
+ check_validity
+ done
+ done
+}
+
+mkdir -p /run/udev/rules.d/
+
+cat >/run/udev/rules.d/00-debug.rules <<EOF
+SUBSYSTEM=="block", KERNEL=="sda*", OPTIONS="log_level=debug"
+EOF
+
+cat >/run/udev/rules.d/50-testsuite.rules <<EOF
+ACTION=="add", SUBSYSTEM=="block", KERNEL=="sda", OPTIONS:="watch"
+EOF
+
+check
+
+MAJOR=$(udevadm info /dev/sda | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')
+MINOR=$(udevadm info /dev/sda | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')
+test -L "/run/udev/watch/b${MAJOR}:${MINOR}"
+
+cat >/run/udev/rules.d/50-testsuite.rules <<EOF
+ACTION=="change", SUBSYSTEM=="block", KERNEL=="sda", OPTIONS:="nowatch"
+EOF
+
+check
+
+MAJOR=$(udevadm info /dev/sda | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')
+MINOR=$(udevadm info /dev/sda | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')
+test ! -e "/run/udev/watch/b${MAJOR}:${MINOR}"
+
+rm /run/udev/rules.d/00-debug.rules
+rm /run/udev/rules.d/50-testsuite.rules
+
+udevadm control --reload
+systemctl reset-failed systemd-udevd.service
+
+exit 0