Module Name:    src
Committed By:   jruoho
Date:           Wed Jun 24 09:32:41 UTC 2020

Modified Files:
        src/distrib/sets/lists/tests: mi
        src/etc/mtree: NetBSD.dist.tests
Added Files:
        src/tests/usr.sbin/cpuctl: Makefile t_cpuctl.sh

Log Message:
Add few basic tests for cpuctl(8). These cover PR kern/45117 and PR bin/54220.
Though, the former is not explicitly tested as it hangs the system.


To generate a diff of this commit:
cvs rdiff -u -r1.845 -r1.846 src/distrib/sets/lists/tests/mi
cvs rdiff -u -r1.163 -r1.164 src/etc/mtree/NetBSD.dist.tests
cvs rdiff -u -r0 -r1.1 src/tests/usr.sbin/cpuctl/Makefile \
    src/tests/usr.sbin/cpuctl/t_cpuctl.sh

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/distrib/sets/lists/tests/mi
diff -u src/distrib/sets/lists/tests/mi:1.845 src/distrib/sets/lists/tests/mi:1.846
--- src/distrib/sets/lists/tests/mi:1.845	Wed Jun 24 09:21:43 2020
+++ src/distrib/sets/lists/tests/mi	Wed Jun 24 09:32:41 2020
@@ -1,4 +1,4 @@
-# $NetBSD: mi,v 1.845 2020/06/24 09:21:43 jruoho Exp $
+# $NetBSD: mi,v 1.846 2020/06/24 09:32:41 jruoho Exp $
 #
 # Note: don't delete entries from here - mark them as "obsolete" instead.
 #
@@ -4753,6 +4753,10 @@
 ./usr/tests/usr.sbin				tests-usr.sbin-tests	compattestfile,atf
 ./usr/tests/usr.sbin/Atffile			tests-usr.sbin-tests	compattestfile,atf
 ./usr/tests/usr.sbin/Kyuafile			tests-usr.sbin-tests	compattestfile,atf,kyua
+./usr/tests/usr.sbin/cpuctl			tests-usr.sbin-tests	compattestfile,atf
+./usr/tests/usr.sbin/cpuctl/Atffile		tests-usr.sbin-tests	compattestfile,atf
+./usr/tests/usr.sbin/cpuctl/Kyuafile		tests-usr.sbin-tests	compattestfile,atf,kyua
+./usr/tests/usr.sbin/cpuctl/t_cpuctl		tests-usr.sbin-tests	compattestfile,atf
 ./usr/tests/usr.sbin/mtree			tests-usr.sbin-tests	compattestfile,atf
 ./usr/tests/usr.sbin/mtree/Atffile		tests-usr.sbin-tests	compattestfile,atf
 ./usr/tests/usr.sbin/mtree/Kyuafile		tests-usr.sbin-tests	compattestfile,atf,kyua

Index: src/etc/mtree/NetBSD.dist.tests
diff -u src/etc/mtree/NetBSD.dist.tests:1.163 src/etc/mtree/NetBSD.dist.tests:1.164
--- src/etc/mtree/NetBSD.dist.tests:1.163	Wed Jun 24 09:21:43 2020
+++ src/etc/mtree/NetBSD.dist.tests	Wed Jun 24 09:32:41 2020
@@ -1,4 +1,4 @@
-#	$NetBSD: NetBSD.dist.tests,v 1.163 2020/06/24 09:21:43 jruoho Exp $
+#	$NetBSD: NetBSD.dist.tests,v 1.164 2020/06/24 09:32:41 jruoho Exp $
 
 ./usr/libdata/debug/usr/tests
 ./usr/libdata/debug/usr/tests/atf
@@ -441,6 +441,7 @@
 ./usr/tests/usr.bin/xlint
 ./usr/tests/usr.bin/xlint/lint1
 ./usr/tests/usr.sbin
+./usr/tests/usr.sbin/cpuctl
 ./usr/tests/usr.sbin/mtree
 ./usr/tests/usr.sbin/tcpdump
 ./usr/tests/usr.sbin/traceroute

Added files:

Index: src/tests/usr.sbin/cpuctl/Makefile
diff -u /dev/null src/tests/usr.sbin/cpuctl/Makefile:1.1
--- /dev/null	Wed Jun 24 09:32:41 2020
+++ src/tests/usr.sbin/cpuctl/Makefile	Wed Jun 24 09:32:41 2020
@@ -0,0 +1,8 @@
+# $NetBSD: Makefile,v 1.1 2020/06/24 09:32:41 jruoho Exp $
+
+.include <bsd.own.mk>
+
+TESTSDIR=	${TESTSBASE}/usr.sbin/cpuctl
+TESTS_SH=	t_cpuctl
+
+.include <bsd.test.mk>
Index: src/tests/usr.sbin/cpuctl/t_cpuctl.sh
diff -u /dev/null src/tests/usr.sbin/cpuctl/t_cpuctl.sh:1.1
--- /dev/null	Wed Jun 24 09:32:41 2020
+++ src/tests/usr.sbin/cpuctl/t_cpuctl.sh	Wed Jun 24 09:32:41 2020
@@ -0,0 +1,240 @@
+# $NetBSD: t_cpuctl.sh,v 1.1 2020/06/24 09:32:41 jruoho Exp $
+#
+# Copyright (c) 2020 The NetBSD Foundation, Inc.
+# All rights reserved.
+#
+# This code is derived from software contributed to The NetBSD Foundation
+# by Jukka Ruohonen.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+tmp="/tmp/cpuctl.txt"
+
+setcpu() {
+
+	ncpu=$(sysctl -n hw.ncpu)
+
+	if [ $ncpu -eq 1 ]; then
+		atf_pass
+	fi
+
+	# Skip the boot processor. Disabling interrupts
+	# on it will hang the system (PR kern/45117).
+	#
+	while [ $ncpu -gt 1 ]; do
+
+		cpuid=$(expr $ncpu - 1)
+		cpuctl $1 $cpuid >/dev/null 2>&1
+
+		if [ ! $? -eq 0 ]; then
+			$2 $3
+		fi
+
+		ncpu=$(expr $ncpu - 1)
+	done
+}
+
+clean() {
+
+	i=0
+
+	while read line; do
+
+		i=$(expr $i + 1)
+
+		if [ $i -lt 3 ]; then
+			continue
+		fi
+
+		cpuid=$(echo $line | awk '{print $1}')
+		online=$(echo $line | awk '{print $3}')
+		intr=$(echo $line | awk '{print $4}')
+
+		cpuctl $online $cpuid
+		cpuctl $intr $cpuid
+
+	done < $tmp
+
+	rm $tmp
+}
+
+# ncpu.
+#
+atf_test_case ncpu
+ncpu_head() {
+	atf_require_prog cpuctl
+	atf_set "descr" "Test that cpuctl(8) returns the " \
+			"same number of CPUs as sysctl(8)"
+}
+
+ncpu_body() {
+
+	lst=$(cpuctl list | wc -l)
+	ncpu=$(expr $lst - 2)
+
+	if [ $ncpu -eq 1 ]; then
+		atf_pass
+	fi
+
+	if [ $(sysctl -n hw.ncpu) -eq $ncpu ]; then
+		atf_pass
+	fi
+
+	atf_fail "Different number of CPUs"
+}
+
+# err
+#
+atf_test_case err cleanup
+err_head() {
+	atf_require_prog cpuctl
+	atf_set "require.user" "root"
+	atf_set "descr" "Test invalid parameters to cpuctl(8)"
+}
+
+err_body() {
+
+	cpuctl list > $tmp
+	ncpu=$(sysctl -n hw.ncpu)
+
+	atf_check -s exit:1 -e ignore \
+		-o empty -x cpuctl identify -1
+
+	atf_check -s exit:1 -e ignore \
+		-o empty -x cpuctl offline -1
+
+	atf_check -s exit:1 -e ignore \
+		-o empty -x cpuctl nointr -1
+
+	atf_check -s exit:1 -e ignore \
+		-o empty -x cpuctl identify $(exp ncpu + 1)
+
+	atf_check -s exit:1 -e ignore \
+		-o empty -x cpuctl offline $(exp ncpu + 1)
+
+	atf_check -s exit:1 -e ignore \
+		-o empty -x cpuctl nointr $(exp ncpu + 1)
+}
+
+err_cleanup() {
+	clean
+}
+
+# identify
+#
+atf_test_case identify
+identify_head() {
+	atf_require_prog cpuctl
+	atf_set "descr" "Test that cpuctl(8) identifies at least " \
+			"something without segfaulting (PR bin/54220)"
+}
+
+identify_body() {
+
+	ncpu=$(sysctl -n hw.ncpu)
+
+	while [ $ncpu -gt 0 ]; do
+		cpuid=$(expr $ncpu - 1)
+		atf_check -s exit:0 -o not-empty -x cpuctl identify $cpuid
+		ncpu=$(expr $ncpu - 1)
+	done
+
+	atf_pass
+}
+
+# offline
+#
+atf_test_case offline cleanup
+offline_head() {
+	atf_require_prog cpuctl
+	atf_set "require.user" "root"
+	atf_set "descr" "Test setting CPUs offline"
+}
+
+offline_body() {
+
+	cpuctl list > $tmp
+	setcpu "offline" atf_fail "error in setting a CPU offline"
+
+	# Additional check that the boot processor cannot be
+	# set offline, as noted in the cpuctl(9) manual page.
+	#
+	cpuctl offline 0 >/dev/null 2>&1
+
+	if [ $? -eq 0 ]; then
+		$2 $3
+	fi
+}
+
+offline_cleanup() {
+	clean
+}
+
+atf_test_case offline_perm
+offline_perm_head() {
+	atf_require_prog cpuctl
+	atf_set "require.user" "unprivileged"
+	atf_set "descr" "Test setting CPUs offline as a user"
+}
+
+offline_perm_body() {
+	setcpu "offline" atf_pass
+}
+
+# nointr
+#
+atf_test_case nointr cleanup
+nointr_head() {
+	atf_require_prog cpuctl
+	atf_set "require.user" "root"
+	atf_set "descr" "Test disabling interrupts for CPUs"
+}
+
+nointr_body() {
+	cpuctl list > $tmp
+	setcpu "nointr" atf_fail "error in disabling interrupts"
+}
+
+nointr_cleanup() {
+	clean
+}
+
+atf_test_case nointr_perm
+nointr_perm_head() {
+	atf_require_prog cpuctl
+	atf_set "require.user" "unprivileged"
+	atf_set "descr" "Test disabling interrupts as a user"
+}
+
+nointr_perm_body() {
+	setcpu "nointr" atf_pass
+}
+
+atf_init_test_cases() {
+	atf_add_test_case ncpu
+	atf_add_test_case err
+	atf_add_test_case identify
+	atf_add_test_case offline
+	atf_add_test_case offline_perm
+	atf_add_test_case nointr
+	atf_add_test_case nointr_perm
+}

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