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test: add test for OnSuccess= + Uphold= + PropagatesStopTo= + BindsTo=

This commit is contained in:
Lennart Poettering 2021-04-14 17:34:25 +02:00
parent 3ba471facb
commit 0760363274
13 changed files with 156 additions and 0 deletions

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../TEST-01-BASIC/Makefile

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#!/usr/bin/env bash
set -e
TEST_DESCRIPTION="test OnSuccess= + Uphold= + PropagatesStopTo= + BindsTo="
. $TEST_BASE_DIR/test-functions
do_test "$@" 57

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[Unit]
Description=Unit with BindsTo=
BindsTo=testsuite-57-bound-by.service
After=testsuite-57-bound-by.service
[Service]
ExecStart=/bin/sleep infinity
ExecStopPost=systemctl kill --kill-who=main -sRTMIN+1 testsuite-57.service

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[Unit]
Description=Unit with BoundBy=
[Service]
ExecStart=/bin/sleep 0.7

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[Unit]
Description=Failing unit
OnFailure=testsuite-57-uphold.service
[Service]
ExecStart=/bin/false

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[Unit]
Description=Stop Propagation Receiver
Wants=testsuite-57-prop-stop-two.service
After=testsuite-57-prop-stop-two.service
StopPropagatedFrom=testsuite-57-prop-stop-two.service
[Service]
ExecStart=/bin/sleep infinity
ExecStopPost=systemctl kill --kill-who=main -sUSR2 testsuite-57.service

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[Unit]
Description=Stop Propagation Sender
[Service]
ExecStart=/bin/sleep 1.5

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[Unit]
Description=Shortlived Unit
StopWhenUnneeded=yes
# Bump up the start limit logic, so that we can be restarted frequently enough
StartLimitBurst=15
StartLimitIntervalSec=1h
[Service]
ExecStart=/usr/lib/systemd/tests/testdata/units/testsuite-57-short-lived.sh

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#!/usr/bin/env bash
set -ex
if [ -f /tmp/testsuite-57.counter ] ; then
read -r counter < /tmp/testsuite-57.counter
counter=$(("$counter" + 1))
else
counter=0
fi
echo "$counter" > /tmp/testsuite-57.counter
if [ "$counter" -eq 5 ] ; then
systemctl kill --kill-who=main -sUSR1 testsuite-57.service
fi
exec sleep 1.5

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[Unit]
Description=Succeeding unit
OnSuccess=testsuite-57-fail.service
[Service]
ExecStart=/bin/true

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[Unit]
Description=Upholding Unit
Upholds=testsuite-57-short-lived.service
[Service]
ExecStart=/bin/sleep infinity

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[Unit]
Description=TEST-57-ONSUCCESS-UPHOLD
[Service]
ExecStartPre=rm -f /failed /testok
ExecStart=/usr/lib/systemd/tests/testdata/units/%N.sh
Type=oneshot

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test/units/testsuite-57.sh Executable file
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#!/usr/bin/env bash
set -eux
set -o pipefail
systemd-analyze log-level debug
systemd-analyze log-target journal
# Idea is this:
# 1. we start testsuite-57-success.service
# 2. which through OnSuccess= starts testsuite-57-fail.service,
# 3. which through OnFailure= starts testsuite-57-uphold.service,
# 4. which through Uphold= starts/keeps testsuite-57-short-lived.service running,
# 5. which will sleep 1s when invoked, and on the 5th invocation send us a SIGUSR1
# 6. once we got that we finish cleanly
sigusr1=0
trap sigusr1=1 SIGUSR1
systemctl start testsuite-57-success.service
while [ "$sigusr1" -eq 0 ] ; do
sleep .5
done
systemctl stop testsuite-57-uphold.service
# Idea is this:
# 1. we start testsuite-57-prop-stop-one.service
# 2. which through Wants=/After= pulls in testsuite-57-prop-stop-two.service as well
# 3. testsuite-57-prop-stop-one.service then sleeps indefinitely
# 4. testsuite-57-prop-stop-two.service sleeps a short time and exits
# 5. the StopPropagatedFrom= dependency between the two should ensure *both* will exit as result
# 6. an ExecStopPost= line on testsuite-57-prop-stop-one.service will send us a SIGUSR2
# 7. once we got that we finish cleanly
sigusr2=0
trap sigusr2=1 SIGUSR2
systemctl start testsuite-57-prop-stop-one.service
while [ "$sigusr2" -eq 0 ] ; do
sleep .5
done
# Idea is this:
# 1. we start testsuite-57-binds-to.service
# 2. which through BindsTo=/After= pulls in testsuite-57-bound-by.service as well
# 3. testsuite-57-bound-by.service suddenly dies
# 4. testsuite-57-binds-to.service should then also be pulled down (it otherwise just hangs)
# 6. an ExecStopPost= line on testsuite-57-binds-to.service will send us a SIGRTMIN1+1
# 7. once we got that we finish cleanly
sigrtmin1=0
trap sigrtmin1=1 SIGRTMIN+1
systemctl start testsuite-57-binds-to.service
while [ "$sigrtmin1" -eq 0 ] ; do
sleep .5
done
systemd-analyze log-level info
echo OK >/testok
exit 0