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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -eux
set -o pipefail
fail() {
systemd-analyze log-level info
exit 1
}
# Wait for a service to enter a state within a timeout period, if it doesn't
# enter the desired state within the timeout period then this function will
# exit the test case with a non zero exit code.
wait_on_state_or_fail() {
service=$1
expected_state=$2
timeout=$3
state=$(systemctl show "$service" --property=ActiveState --value)
while [ "$state" != "$expected_state" ]; do
if [ "$timeout" = "0" ]; then
fail
fi
timeout=$((timeout - 1))
sleep 1
state=$(systemctl show "$service" --property=ActiveState --value)
done
}
systemd-analyze log-level debug
cat >/run/systemd/system/testservice-fail-59.service <<EOF
[Unit]
Description=TEST-59-RELOADING-RESTART Normal exit
[Service]
Type=notify
ExecStart=bash -c "systemd-notify --ready; systemd-notify RELOADING=1; sleep 1; exit 1"
EOF
cat >/run/systemd/system/testservice-fail-restart-59.service <<EOF
[Unit]
Description=TEST-59-RELOADING-RESTART Restart=on-failure
[Service]
Type=notify
ExecStart=bash -c "systemd-notify --ready; systemd-notify RELOADING=1; sleep 1; exit 1"
Restart=on-failure
StartLimitBurst=1
EOF
cat >/run/systemd/system/testservice-abort-restart-59.service <<EOF
[Unit]
Description=TEST-59-RELOADING-RESTART Restart=on-abort
[Service]
Type=notify
ExecStart=bash -c "systemd-notify --ready; systemd-notify RELOADING=1; sleep 5; exit 1"
Restart=on-abort
EOF
systemctl daemon-reload
# This service sends a RELOADING=1 message then exits before it sends a
# READY=1. Ensure it enters failed state and does not linger in reloading
# state.
systemctl start testservice-fail-59.service
wait_on_state_or_fail "testservice-fail-59.service" "failed" "30"
# This service sends a RELOADING=1 message then exits before it sends a
# READY=1. It should automatically restart on failure. Ensure it enters failed
# state and does not linger in reloading state.
systemctl start testservice-fail-restart-59.service
wait_on_state_or_fail "testservice-fail-restart-59.service" "failed" "30"
# This service sends a RELOADING=1 message then exits before it sends a
# READY=1. It should automatically restart on abort. It will sleep for 5s
# to allow us to send it a SIGABRT. Ensure the service enters the failed state
# and does not linger in reloading state.
systemctl start testservice-abort-restart-59.service
systemctl --signal=SIGABRT kill testservice-abort-restart-59.service
wait_on_state_or_fail "testservice-abort-restart-59.service" "failed" "30"
systemd-analyze log-level info
# Test that rate-limiting daemon-reload works
mkdir -p /run/systemd/system.conf.d/
cat >/run/systemd/system.conf.d/50-test-59-reload.conf <<EOF
[Manager]
ReloadLimitIntervalSec=9
ReloadLimitBurst=3
EOF
# Pick up the new config
systemctl daemon-reload
# The timeout will hit (and the test will fail) if the reloads are not rate-limited
timeout 15 bash -c 'while systemctl daemon-reload --no-block; do true; done'
# Rate limit should reset after 9s
sleep 10
systemctl daemon-reload
# Same test for reexec, but we wait here
timeout 15 bash -c 'while systemctl daemon-reexec; do true; done'
# Rate limit should reset after 9s
sleep 10
systemctl daemon-reexec
# Let's now test the notify-reload logic
cat >/run/notify-reload-test.sh <<EOF
#!/usr/bin/env bash
set -eux
set -o pipefail
EXIT_STATUS=88
LEAVE=0
function reload() {
systemd-notify --reloading --status="Adding 11 to exit status"
EXIT_STATUS=\$((EXIT_STATUS + 11))
systemd-notify --ready --status="Back running"
}
function leave() {
systemd-notify --stopping --status="Adding 7 to exit status"
EXIT_STATUS=\$((EXIT_STATUS + 7))
LEAVE=1
return 0
}
trap reload SIGHUP
trap leave SIGTERM
systemd-notify --ready
systemd-notify --status="Running now"
while [ \$LEAVE = 0 ] ; do
sleep 1
done
systemd-notify --status="Adding 3 to exit status"
EXIT_STATUS=\$((EXIT_STATUS + 3))
exit \$EXIT_STATUS
EOF
chmod +x /run/notify-reload-test.sh
systemd-analyze log-level debug
systemd-run --unit notify-reload-test -p Type=notify-reload -p KillMode=process /run/notify-reload-test.sh
systemctl reload notify-reload-test
systemctl stop notify-reload-test
test "$(systemctl show -p ExecMainStatus --value notify-reload-test)" = 109
systemctl reset-failed notify-reload-test
rm /run/notify-reload-test.sh
systemd-analyze log-level info
# Ensure that, with system log level info, we get debug level messages when a unit fails to start and is
# restarted with RestartMode=debug
cat >/run/systemd/system/testservice-fail-restart-debug-59.service <<EOF
[Unit]
Description=TEST-59-RELOADING-RESTART Restart=on-failure RestartMode=debug
[Service]
ExecStart=echo hello
Restart=on-failure
RestartMode=debug
StartLimitBurst=3
MountAPIVFS=yes
BindPaths=/nonexistent-debug-59
EOF
systemctl daemon-reload
systemctl start testservice-fail-restart-debug-59.service
wait_on_state_or_fail "testservice-fail-restart-debug-59.service" "failed" "15"
journalctl --sync
journalctl -b | grep -q "Failed to follow symlinks on /nonexistent-debug-59: No such file or directory"
touch /testok
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