112 lines
2.8 KiB
Diff
112 lines
2.8 KiB
Diff
From d0c92dae23e409f6a29f70f039455c08610c943f Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Michal=20Koutn=C3=BD?= <mkoutny@suse.com>
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Date: Tue, 23 Jan 2024 11:30:19 +0100
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Subject: [PATCH 5008/5011] test: Add effective cgroup limits testing
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(cherry picked from commit ce35bb95c7b6fe9a48d2b8628bd690279b17fffa)
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[mkoutny: fixes jsc#PED-5659]
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---
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test/units/testsuite-05.effective-limit.sh | 68 ++++++++++++++++++++++
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test/units/util.sh | 9 +++
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2 files changed, 77 insertions(+)
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create mode 100755 test/units/testsuite-05.effective-limit.sh
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diff --git a/test/units/testsuite-05.effective-limit.sh b/test/units/testsuite-05.effective-limit.sh
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new file mode 100755
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index 0000000000..3ff8e83140
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--- /dev/null
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+++ b/test/units/testsuite-05.effective-limit.sh
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@@ -0,0 +1,68 @@
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+#!/usr/bin/env bash
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+# SPDX-License-Identifier: LGPL-2.1-or-later
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+set -eux
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+set -o pipefail
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+
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+# shellcheck source=test/units/util.sh
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+. "$(dirname "$0")"/util.sh
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+
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+pre=test05
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+cat >/run/systemd/system/"$pre"alpha.slice <<EOF
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+[Slice]
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+MemoryMax=40M
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+MemoryHigh=40M
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+TasksMax=400
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+EOF
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+
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+cat >/run/systemd/system/"$pre"alpha-beta.slice <<EOF
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+[Slice]
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+MemoryMax=10M
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+MemoryHigh=10M
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+TasksMax=100
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+EOF
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+
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+cat >/run/systemd/system/"$pre"alpha-beta-gamma.slice <<EOF
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+[Slice]
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+MemoryMax=20M
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+MemoryHigh=20M
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+TasksMax=200
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+EOF
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+
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+systemctl daemon-reload
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+
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+srv=probe.service
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+slc0="$pre"alpha.slice
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+slc="$pre"alpha-beta-gamma.slice
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+
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+systemd-run --unit "$srv" --slice "$slc" \
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+ -p MemoryMax=5M \
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+ -p MemoryHigh=5M \
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+ -p TasksMax=50 \
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+ sleep inf
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+
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+# Compare with inequality because test can run in a constrained container
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+assert_le "$(systemctl show -P EffectiveMemoryMax "$srv")" "5242880"
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+assert_le "$(systemctl show -P EffectiveMemoryHigh "$srv")" "5242880"
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+assert_le "$(systemctl show -P EffectiveTasksMax "$srv")" "50"
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+
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+systemctl stop "$srv"
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+
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+systemd-run --unit "$srv" --slice "$slc" \
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+ sleep inf
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+
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+assert_le "$(systemctl show -P EffectiveMemoryMax "$srv")" "10485760"
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+assert_le "$(systemctl show -P EffectiveMemoryHigh "$srv")" "10485760"
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+assert_le "$(systemctl show -P EffectiveTasksMax "$srv")" "100"
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+
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+systemctl set-property "$slc0" \
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+ MemoryMax=5M \
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+ MemoryHigh=5M \
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+ TasksMax=50
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+
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+assert_le "$(systemctl show -P EffectiveMemoryMax "$srv")" "5242880"
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+assert_le "$(systemctl show -P EffectiveMemoryHigh "$srv")" "5242880"
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+assert_le "$(systemctl show -P EffectiveTasksMax "$srv")" "50"
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+
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+systemctl stop "$srv"
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+
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+rm -f /run/systemd/system/"$pre"* || :
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diff --git a/test/units/util.sh b/test/units/util.sh
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index 932fe1e603..7af98bb45e 100755
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--- a/test/units/util.sh
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+++ b/test/units/util.sh
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@@ -26,6 +26,15 @@ assert_eq() {(
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fi
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)}
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+assert_le() {(
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+ set +ex
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+
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+ if [[ "${1:?}" -gt "${2:?}" ]]; then
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+ echo "FAIL: '$1' > '$2'" >&2
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+ exit 1
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+ fi
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+)}
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+
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assert_in() {(
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set +ex
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--
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2.35.3
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