mirror of
https://github.com/morgan9e/systemd
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e2c5e9c011
This also makes shebang always use env command, and drops unnecessary 'bash -c' or 'sh -c' when a signle command is invoked in the shell, like sleep or echo.
119 lines
3.9 KiB
Bash
Executable File
119 lines
3.9 KiB
Bash
Executable File
#!/usr/bin/env 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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# shellcheck source=test/units/util.sh
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. "$(dirname "$0")"/util.sh
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function check_validity() {
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local f ID_OR_HANDLE
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for f in /run/udev/watch/*; do
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ID_OR_HANDLE="$(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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if [[ "${1:-}" == "1" ]]; then
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journalctl -n 1 -q -u systemd-udevd.service --invocation=0 --grep "Found inotify watch .*$ID_OR_HANDLE"
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fi
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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 reset-failed systemd-udevd.service
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systemctl restart systemd-udevd.service
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udevadm settle --timeout=30
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journalctl --sync
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# Also rotate journal to make expected journal entries in an archived journal file.
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journalctl --rotate
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# Check if the inotify watch fd is received from fd store.
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journalctl -n 1 -q -u systemd-udevd.service --invocation=0 --grep 'Received inotify fd \(\d+\) from service manager.'
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# Check if there is no broken symlink chain.
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assert_eq "$(journalctl -n 1 -q -u systemd-udevd.service --invocation=0 --grep 'Found broken inotify watch' || :)" ""
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check_validity 1
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for _ in {1..2}; do
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udevadm trigger -w --action add --subsystem-match=block
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check_validity
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done
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for _ in {1..2}; do
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udevadm trigger -w --action change --subsystem-match=block
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check_validity
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done
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done
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}
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# Check if the first invocation (should be in initrd) pushed the inotify fd to fdstore,
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# and the next invocation gained the fd from service manager.
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# TNote the service may be started without generating debugging logs. Let's check failure log.
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if ! journalctl -n 1 -q -u systemd-udevd.service --invocation=1 --grep 'Pushed inotify fd to service manager.'; then
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assert_eq "$(journalctl -n 1 -q -u systemd-udevd.service --invocation=1 --grep 'Failed to push inotify fd to service manager.' || :)" ""
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fi
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if ! journalctl -n 1 -q -u systemd-udevd.service --invocation=2 --grep 'Received inotify fd \(\d+\) from service manager.'; then
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assert_eq "$(journalctl -n 1 -q -u systemd-udevd.service --invocation=2 --grep 'Pushed inotify fd to service manager.' || :)" ""
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fi
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mkdir -p /run/systemd/system/systemd-udevd.service.d/
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cat >/run/systemd/system/systemd-udevd.service.d/10-debug.conf <<EOF
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[Service]
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SYSTEMD_LOG_LEVEL=debug
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EOF
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systemctl daemon-reload
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mkdir -p /run/udev/rules.d/
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cat >/run/udev/rules.d/00-debug.rules <<EOF
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SUBSYSTEM=="block", KERNEL=="sda*", OPTIONS="log_level=debug"
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EOF
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cat >/run/udev/rules.d/50-testsuite.rules <<EOF
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ACTION=="add", SUBSYSTEM=="block", KERNEL=="sda", OPTIONS:="watch"
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EOF
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# To make the previous invocation of systemd-udevd generates debugging logs on stop,
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# that will be checked by check().
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udevadm control --log-level debug
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# Unfortunately, journalctl --invocation= is unstable when debug logging is enabled on service manager.
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SAVED_LOG_LEVEL=$(systemctl log-level)
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systemctl log-level info
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check
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ROOTDEV="$(bootctl -RR)"
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MAJOR="$(udevadm info "$ROOTDEV" | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')"
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MINOR="$(udevadm info "$ROOTDEV" | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')"
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test -L "/run/udev/watch/b${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 "$ROOTDEV" | grep -e '^E: MAJOR=' | sed -e 's/^E: MAJOR=//')"
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MINOR="$(udevadm info "$ROOTDEV" | grep -e '^E: MINOR=' | sed -e 's/^E: MINOR=//')"
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test ! -e "/run/udev/watch/b${MAJOR}:${MINOR}"
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rm /run/udev/rules.d/00-debug.rules
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rm /run/udev/rules.d/50-testsuite.rules
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udevadm control --reload
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rm -f /run/systemd/system/systemd-udevd.service.d/10-debug.conf
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systemctl daemon-reload
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systemctl log-level "$SAVED_LOG_LEVEL"
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exit 0
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