tests/beakerlib: Add new test which covers sysctl differently.

tests/beakerlib/bz959732-tuned-ignores-etc-sysctl-d/main.fmf

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+summary: Test for BZ#959732 (tuned ignores /etc/sysctl.d)
+description: |
+    Bug summary: tuned ignores /etc/sysctl.d
+    Bugzilla link: https://bugzilla.redhat.com/show_bug.cgi?id=959732
+contact: rhack@redhat.com
+component: []
+framework: beakerlib
+recommend:
+  - tuned
+duration: 5m
+enabled: true
+tag:
+  - TIPpass
+  - Tier1
+  - TipWaived6
+tier: '1'
+link:
+  - relates: https://bugzilla.redhat.com/show_bug.cgi?id=959732
+  - relates: https://bugzilla.redhat.com/show_bug.cgi?id=1103691
+adjust:
+  - enabled: false
+    when: arch == s390x
+    continue: false
+id: 38c4c3b1-d68d-451f-bdf9-5de27e4ea822

tests/beakerlib/bz959732-tuned-ignores-etc-sysctl-d/runtest.sh

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+#!/bin/bash
+# vim: dict=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   runtest.sh of /CoreOS/tuned/Regression/bz959732-tuned-ignores-etc-sysctl-d
+#   Description: Test for BZ#959732 (tuned ignores /etc/sysctl.d)
+#   Author: Robin Hack <rhack@redhat.com>
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   Copyright Red Hat
+#
+#   SPDX-License-Identifier: GPL-2.0-or-later WITH GPL-CC-1.0
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+
+# Include Beaker environment
+. /usr/share/beakerlib/beakerlib.sh || exit 1
+
+PACKAGE="tuned"
+
+rlJournalStart
+    rlPhaseStartSetup
+
+        DEFAULT_PROFILE="balanced"
+        rlIsRHEL 6 && DEFAULT_PROFILE="default"
+
+        rlAssertRpm $PACKAGE
+        rlRun "TmpDir=\$(mktemp -d)" 0 "Creating tmp directory"
+        rlRun "pushd $TmpDir"
+        rlServiceStart "tuned"
+        rlRun "mkdir -p /etc/sysctl.d"
+	rlRun "OLD_VALUE=$(sysctl -n fs.file-max)"
+        rlRun "NEW_VALUE=$(($OLD_VALUE-1))"
+        rlLog "Create file in /etc/sysctl.d/ with custom value"
+        rlRun "echo \"fs.file-max = $NEW_VALUE\" > /etc/sysctl.d/custom.conf"
+    rlPhaseEnd
+
+    rlPhaseStartTest
+	for profile in $(tuned-adm list | awk '/^-/ {print $2}')
+        do
+            rlLog "Profile: ${profile}"
+	    rlRun "test $(sysctl -n fs.file-max) -eq $OLD_VALUE"
+            rlRun "tuned-adm profile ${profile}"
+	    sleep 1
+	    rlRun "test $(sysctl -n fs.file-max) -eq $NEW_VALUE"
+            rlRun "sysctl -w fs.file-max=$OLD_VALUE"
+        done
+    rlPhaseEnd
+
+    rlPhaseStartCleanup
+        rlServiceRestore "tuned"
+        rlRun "sysctl fs.file-max=$OLD_VALUE"
+        rlRun "rm -rf /etc/sysctl.d/custom.conf"
+        rlRun "popd"
+        rlRun "rm -r $TmpDir" 0 "Removing tmp directory"
+    rlPhaseEnd
+rlJournalPrintText
+rlJournalEnd