Files
systemd/test/units/TEST-07-PID1.concurrency.sh
Luca Boccassi a3dc2bbf96 test: use /run/ for test configuration, not /etc/
In case of failures we don't want to leave an image with intermediate
test configuration, as images are reused across multiple tests

Follow-up for edca63a632
2025-04-25 06:13:43 +09:00

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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
# shellcheck disable=SC2016
set -eux
set -o pipefail
# shellcheck source=test/units/test-control.sh
. "$(dirname "$0")"/test-control.sh
# shellcheck source=test/units/util.sh
. "$(dirname "$0")"/util.sh
cat >/run/systemd/system/concurrency1.slice <<EOF
[Slice]
ConcurrencyHardMax=4
ConcurrencySoftMax=3
EOF
cat >/run/systemd/system/sleepforever1@.service <<EOF
[Service]
Slice=concurrency1.slice
ExecStart=sleep infinity
EOF
cat >/run/systemd/system/sync-on-sleepforever1@.service <<EOF
[Unit]
After=sleepforever1@%i.service
[Service]
ExecStart=true
EOF
cat >/run/systemd/system/concurrency1-concurrency2.slice <<EOF
[Slice]
ConcurrencySoftMax=1
EOF
cat >/run/systemd/system/sleepforever2@.service <<EOF
[Service]
Slice=concurrency1-concurrency2.slice
ExecStart=sleep infinity
EOF
cat >/run/systemd/system/concurrency1-concurrency3.slice <<EOF
[Slice]
ConcurrencySoftMax=1
EOF
cat >/run/systemd/system/sleepforever3@.service <<EOF
[Service]
Slice=concurrency1-concurrency3.slice
ExecStart=sleep infinity
EOF
systemctl daemon-reload
systemctl status concurrency1.slice ||:
(! systemctl is-active concurrency1.slice)
systemctl start sleepforever1@a.service
systemctl is-active concurrency1.slice
systemctl status concurrency1.slice
systemctl show concurrency1.slice
systemctl start sleepforever1@b.service
systemctl status concurrency1.slice
systemctl start sleepforever1@c.service
systemctl status concurrency1.slice
# The fourth call should hang because the soft limit is hit, verify that
timeout 1s systemctl start sleepforever1@d.service && test "$?" -eq 124
systemctl status concurrency1.slice
systemctl list-jobs
systemctl is-active sleepforever1@a.service
systemctl is-active sleepforever1@b.service
systemctl is-active sleepforever1@c.service
(! systemctl is-active sleepforever1@d.service)
systemctl status concurrency1.slice
# Now stop one, which should trigger the queued unit immediately
systemctl stop sleepforever1@b.service
# the 'd' instance should still be queued, now sync on it via another unit (which doesn't pull it in again, but is ordered after it)
systemctl start sync-on-sleepforever1@d.service
systemctl is-active sleepforever1@a.service
(! systemctl is-active sleepforever1@b.service)
systemctl is-active sleepforever1@c.service
systemctl is-active sleepforever1@d.service
# A fifth one should immediately fail because of the hard limit once we re-enqueue the fourth
systemctl --no-block start sleepforever1@b.service
(! systemctl start sleepforever1@e.service)
systemctl stop sleepforever1@b.service
systemctl stop sleepforever1@c.service
systemctl stop sleepforever1@d.service
# Now go for some nesting
systemctl start sleepforever2@a.service
systemctl is-active sleepforever2@a.service
systemctl is-active concurrency1-concurrency2.slice
systemctl status concurrency1.slice
systemctl status concurrency1-concurrency2.slice
# This service is in a sibling slice. Should be delayed
timeout 1s systemctl start sleepforever3@a.service && test "$?" -eq 124
# And the hard limit should make the next job completely fail
(! systemctl start sleepforever3@b.service)
# Stopping one service should not suffice to make the service run, because we need two slots: for slice and service
systemctl stop sleepforever2@a.service
timeout 1s systemctl start sleepforever3@a.service && test "$?" -eq 124
# Stopping one more slice should be enough though
systemctl stop concurrency1-concurrency2.slice
systemctl start sleepforever3@a.service
systemctl stop concurrency1.slice
systemctl reset-failed
rm /run/systemd/system/concurrency1.slice
rm /run/systemd/system/concurrency1-concurrency2.slice
rm /run/systemd/system/concurrency1-concurrency3.slice
rm /run/systemd/system/sleepforever1@.service
rm /run/systemd/system/sync-on-sleepforever1@.service
rm /run/systemd/system/sleepforever2@.service
rm /run/systemd/system/sleepforever3@.service
systemctl daemon-reload