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-rwxr-xr-xtools/testing/selftests/sysctl/sysctl.sh270
1 files changed, 184 insertions, 86 deletions
diff --git a/tools/testing/selftests/sysctl/sysctl.sh b/tools/testing/selftests/sysctl/sysctl.sh
index 19515dcb7d04..84472b436c07 100755
--- a/tools/testing/selftests/sysctl/sysctl.sh
+++ b/tools/testing/selftests/sysctl/sysctl.sh
@@ -1,16 +1,6 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0-or-later OR copyleft-next-0.3.1
# Copyright (C) 2017 Luis R. Rodriguez <mcgrof@kernel.org>
-#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by the Free
-# Software Foundation; either version 2 of the License, or at your option any
-# later version; or, when distributed separately from the Linux kernel or
-# when incorporated into other software packages, subject to the following
-# license:
-#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of copyleft-next (version 0.3.1 or later) as published
-# at http://copyleft-next.org/.
# This performs a series tests against the proc sysctl interface.
@@ -24,22 +14,28 @@ TEST_FILE=$(mktemp)
# This represents
#
-# TEST_ID:TEST_COUNT:ENABLED:TARGET
+# TEST_ID:TEST_COUNT:ENABLED:TARGET:SKIP_NO_TARGET
#
# TEST_ID: is the test id number
# TEST_COUNT: number of times we should run the test
# ENABLED: 1 if enabled, 0 otherwise
# TARGET: test target file required on the test_sysctl module
+# SKIP_NO_TARGET: 1 skip if TARGET not there
+# 0 run eventhough TARGET not there
#
# Once these are enabled please leave them as-is. Write your own test,
# we have tons of space.
-ALL_TESTS="0001:1:1:int_0001"
-ALL_TESTS="$ALL_TESTS 0002:1:1:string_0001"
-ALL_TESTS="$ALL_TESTS 0003:1:1:int_0002"
-ALL_TESTS="$ALL_TESTS 0004:1:1:uint_0001"
-ALL_TESTS="$ALL_TESTS 0005:3:1:int_0003"
-ALL_TESTS="$ALL_TESTS 0006:50:1:bitmap_0001"
-ALL_TESTS="$ALL_TESTS 0007:1:1:boot_int"
+ALL_TESTS="0001:1:1:int_0001:1"
+ALL_TESTS="$ALL_TESTS 0002:1:1:string_0001:1"
+ALL_TESTS="$ALL_TESTS 0003:1:1:int_0002:1"
+ALL_TESTS="$ALL_TESTS 0004:1:1:uint_0001:1"
+ALL_TESTS="$ALL_TESTS 0005:3:1:int_0003:1"
+ALL_TESTS="$ALL_TESTS 0006:50:1:bitmap_0001:1"
+ALL_TESTS="$ALL_TESTS 0007:1:1:boot_int:1"
+ALL_TESTS="$ALL_TESTS 0008:1:1:match_int:1"
+ALL_TESTS="$ALL_TESTS 0009:1:1:unregister_error:0"
+ALL_TESTS="$ALL_TESTS 0010:1:1:mnt/mnt_error:0"
+ALL_TESTS="$ALL_TESTS 0011:1:1:empty_add:0"
function allow_user_defaults()
{
@@ -68,7 +64,7 @@ function check_production_sysctl_writes_strict()
else
old_strict=$(cat ${WRITES_STRICT})
if [ "$old_strict" = "1" ]; then
- echo "ok"
+ echo "OK"
else
echo "FAIL, strict value is 0 but force to 1 to continue" >&2
echo "1" > ${WRITES_STRICT}
@@ -230,7 +226,7 @@ run_numerictests()
echo "FAIL" >&2
exit 1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Checking sysctl is not set to test value ... "
@@ -238,7 +234,7 @@ run_numerictests()
echo "FAIL" >&2
exit 1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Writing sysctl from shell ... "
@@ -247,7 +243,7 @@ run_numerictests()
echo "FAIL" >&2
exit 1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Resetting sysctl to original value ... "
@@ -256,7 +252,7 @@ run_numerictests()
echo "FAIL" >&2
exit 1
else
- echo "ok"
+ echo "OK"
fi
# Now that we've validated the sanity of "set_test" and "set_orig",
@@ -270,7 +266,7 @@ run_numerictests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Writing middle of sysctl after synchronized seek ... "
@@ -280,7 +276,7 @@ run_numerictests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Writing beyond end of sysctl ... "
@@ -290,7 +286,7 @@ run_numerictests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Writing sysctl with multiple long writes ... "
@@ -301,14 +297,14 @@ run_numerictests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
}
check_failure()
{
- echo -n "Testing that $1 fails as expected..."
+ echo -n "Testing that $1 fails as expected ... "
reset_vals
TEST_STR="$1"
orig="$(cat $TARGET)"
@@ -319,7 +315,7 @@ check_failure()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
}
@@ -361,7 +357,7 @@ run_wideint_tests()
# Your test must accept digits 3 and 4 to use this
run_limit_digit()
{
- echo -n "Checking ignoring spaces up to PAGE_SIZE works on write ..."
+ echo -n "Checking ignoring spaces up to PAGE_SIZE works on write ... "
reset_vals
LIMIT=$((MAX_DIGITS -1))
@@ -373,11 +369,11 @@ run_limit_digit()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
- echo -n "Checking passing PAGE_SIZE of spaces fails on write ..."
+ echo -n "Checking passing PAGE_SIZE of spaces fails on write ... "
reset_vals
LIMIT=$((MAX_DIGITS))
@@ -389,7 +385,7 @@ run_limit_digit()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
}
@@ -397,7 +393,7 @@ run_limit_digit()
# You are using an int
run_limit_digit_int()
{
- echo -n "Testing INT_MAX works ..."
+ echo -n "Testing INT_MAX works ... "
reset_vals
TEST_STR="$INT_MAX"
echo -n $TEST_STR > $TARGET
@@ -406,11 +402,11 @@ run_limit_digit_int()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
- echo -n "Testing INT_MAX + 1 will fail as expected..."
+ echo -n "Testing INT_MAX + 1 will fail as expected ... "
reset_vals
let TEST_STR=$INT_MAX+1
echo -n $TEST_STR > $TARGET 2> /dev/null
@@ -419,11 +415,11 @@ run_limit_digit_int()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
- echo -n "Testing negative values will work as expected..."
+ echo -n "Testing negative values will work as expected ... "
reset_vals
TEST_STR="-3"
echo -n $TEST_STR > $TARGET 2> /dev/null
@@ -431,7 +427,7 @@ run_limit_digit_int()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
}
@@ -447,7 +443,7 @@ run_limit_digit_int_array()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
@@ -464,7 +460,7 @@ run_limit_digit_int_array()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
@@ -482,7 +478,7 @@ run_limit_digit_int_array()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
@@ -499,7 +495,7 @@ run_limit_digit_int_array()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
}
@@ -507,7 +503,7 @@ run_limit_digit_int_array()
# You are using an unsigned int
run_limit_digit_uint()
{
- echo -n "Testing UINT_MAX works ..."
+ echo -n "Testing UINT_MAX works ... "
reset_vals
TEST_STR="$UINT_MAX"
echo -n $TEST_STR > $TARGET
@@ -516,11 +512,11 @@ run_limit_digit_uint()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
- echo -n "Testing UINT_MAX + 1 will fail as expected..."
+ echo -n "Testing UINT_MAX + 1 will fail as expected ... "
reset_vals
TEST_STR=$(($UINT_MAX+1))
echo -n $TEST_STR > $TARGET 2> /dev/null
@@ -529,11 +525,11 @@ run_limit_digit_uint()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
- echo -n "Testing negative values will not work as expected ..."
+ echo -n "Testing negative values will not work as expected ... "
reset_vals
TEST_STR="-3"
echo -n $TEST_STR > $TARGET 2> /dev/null
@@ -542,7 +538,7 @@ run_limit_digit_uint()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
}
@@ -556,7 +552,7 @@ run_stringtests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Writing middle of sysctl after unsynchronized seek ... "
@@ -566,7 +562,7 @@ run_stringtests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Checking sysctl maxlen is at least $MAXLEN ... "
@@ -577,7 +573,7 @@ run_stringtests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Checking sysctl keeps original string on overflow append ... "
@@ -588,7 +584,7 @@ run_stringtests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Checking sysctl stays NULL terminated on write ... "
@@ -599,7 +595,7 @@ run_stringtests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
echo -n "Checking sysctl stays NULL terminated on overwrite ... "
@@ -610,7 +606,7 @@ run_stringtests()
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
fi
test_rc
@@ -622,7 +618,6 @@ target_exists()
TEST_ID="$2"
if [ ! -f ${TARGET} ] ; then
- echo "Target for test $TEST_ID: $TARGET not exist, skipping test ..."
return 0
fi
return 1
@@ -656,7 +651,7 @@ run_bitmaptest() {
fi
done
- echo -n "Checking bitmap handler... "
+ echo -n "Checking bitmap handler ... "
TEST_FILE=$(mktemp)
echo -n "$TEST_STR" > $TEST_FILE
@@ -671,7 +666,7 @@ run_bitmaptest() {
echo "FAIL" >&2
rc=1
else
- echo "ok"
+ echo "OK"
rc=0
fi
test_rc
@@ -739,7 +734,7 @@ sysctl_test_0005()
sysctl_test_0006()
{
- TARGET="${SYSCTL}/bitmap_0001"
+ TARGET="${SYSCTL}/$(get_test_target 0006)"
reset_vals
ORIG=""
run_bitmaptest
@@ -747,44 +742,115 @@ sysctl_test_0006()
sysctl_test_0007()
{
- TARGET="${SYSCTL}/boot_int"
+ TARGET="${SYSCTL}/$(get_test_target 0007)"
+ echo -n "Testing if $TARGET is set to 1 ... "
+
if [ ! -f $TARGET ]; then
- echo "Skipping test for $TARGET as it is not present ..."
+ echo -e "SKIPPING\n$TARGET is not present"
return $ksft_skip
fi
if [ -d $DIR ]; then
- echo "Boot param test only possible sysctl_test is built-in, not module:"
+ echo -e "SKIPPING\nTest only possible if sysctl_test is built-in, not module:"
cat $TEST_DIR/config >&2
return $ksft_skip
fi
- echo -n "Testing if $TARGET is set to 1 ..."
ORIG=$(cat "${TARGET}")
if [ x$ORIG = "x1" ]; then
- echo "ok"
+ echo "OK"
return 0
fi
- echo "FAIL"
- echo "Checking if /proc/cmdline contains setting of the expected parameter ..."
+
if [ ! -f /proc/cmdline ]; then
- echo "/proc/cmdline does not exist, test inconclusive"
- return 0
+ echo -e "SKIPPING\nThere is no /proc/cmdline to check for paramter"
+ return $ksft_skip
fi
FOUND=$(grep -c "sysctl[./]debug[./]test_sysctl[./]boot_int=1" /proc/cmdline)
if [ $FOUND = "1" ]; then
- echo "Kernel param found but $TARGET is not 1, TEST FAILED"
+ echo -e "FAIL\nKernel param found but $TARGET is not 1." >&2
rc=1
test_rc
fi
- echo "Skipping test, expected kernel parameter missing."
- echo "To perform this test, make sure kernel is booted with parameter: sysctl.debug.test_sysctl.boot_int=1"
+ echo -e "SKIPPING\nExpected kernel parameter missing."
+ echo "Kernel must be booted with parameter: sysctl.debug.test_sysctl.boot_int=1"
return $ksft_skip
}
+sysctl_test_0008()
+{
+ TARGET="${SYSCTL}/$(get_test_target 0008)"
+ echo -n "Testing if $TARGET is matched in kernel ... "
+
+ if [ ! -f $TARGET ]; then
+ echo -e "SKIPPING\n$TARGET is not present"
+ return $ksft_skip
+ fi
+
+ ORIG_VALUE=$(cat "${TARGET}")
+
+ if [ $ORIG_VALUE -ne 1 ]; then
+ echo "FAIL" >&2
+ rc=1
+ test_rc
+ fi
+
+ echo "OK"
+ return 0
+}
+
+sysctl_test_0009()
+{
+ TARGET="${SYSCTL}/$(get_test_target 0009)"
+ echo -n "Testing if $TARGET unregistered correctly ... "
+ if [ -d $TARGET ]; then
+ echo "FAIL" >&2
+ rc=1
+ test_rc
+ fi
+
+ echo "OK"
+ return 0
+}
+
+sysctl_test_0010()
+{
+ TARGET="${SYSCTL}/$(get_test_target 0010)"
+ echo -n "Testing that $TARGET was not created ... "
+ if [ -d $TARGET ]; then
+ echo "FAIL" >&2
+ rc=1
+ test_rc
+ fi
+
+ echo "OK"
+ return 0
+}
+
+sysctl_test_0011()
+{
+ TARGET="${SYSCTL}/$(get_test_target 0011)"
+ echo -n "Testing empty dir handling in ${TARGET} ... "
+ if [ ! -d ${TARGET} ]; then
+ echo -e "FAIL\nCould not create ${TARGET}" >&2
+ rc=1
+ test_rc
+ fi
+
+ TARGET2="${TARGET}/empty"
+ if [ ! -d ${TARGET2} ]; then
+ echo -e "FAIL\nCould not create ${TARGET2}" >&2
+ rc=1
+ test_rc
+ fi
+
+ echo "OK"
+ return 0
+}
+
list_tests()
{
echo "Test ID list:"
@@ -800,6 +866,10 @@ list_tests()
echo "0005 x $(get_test_count 0005) - tests proc_douintvec() array"
echo "0006 x $(get_test_count 0006) - tests proc_do_large_bitmap()"
echo "0007 x $(get_test_count 0007) - tests setting sysctl from kernel boot param"
+ echo "0008 x $(get_test_count 0008) - tests sysctl macro values match"
+ echo "0009 x $(get_test_count 0009) - tests sysct unregister"
+ echo "0010 x $(get_test_count 0010) - tests sysct mount point"
+ echo "0011 x $(get_test_count 0011) - tests empty directories"
}
usage()
@@ -844,38 +914,65 @@ function test_num()
usage
fi
}
+function remove_leading_zeros()
+{
+ echo $1 | sed 's/^0*//'
+}
function get_test_count()
{
test_num $1
- TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}')
+ awk_field=$(remove_leading_zeros $1)
+ TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$awk_field'}')
echo ${TEST_DATA} | awk -F":" '{print $2}'
}
function get_test_enabled()
{
test_num $1
- TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}')
+ awk_field=$(remove_leading_zeros $1)
+ TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$awk_field'}')
echo ${TEST_DATA} | awk -F":" '{print $3}'
}
function get_test_target()
{
test_num $1
- TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}')
+ awk_field=$(remove_leading_zeros $1)
+ TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$awk_field'}')
echo ${TEST_DATA} | awk -F":" '{print $4}'
}
+function get_test_skip_no_target()
+{
+ test_num $1
+ awk_field=$(remove_leading_zeros $1)
+ TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$awk_field'}')
+ echo ${TEST_DATA} | awk -F":" '{print $5}'
+}
+
+function skip_test()
+{
+ TEST_ID=$1
+ TEST_TARGET=$2
+ if target_exists $TEST_TARGET $TEST_ID; then
+ TEST_SKIP=$(get_test_skip_no_target $TEST_ID)
+ if [[ $TEST_SKIP -eq "1" ]]; then
+ echo "Target $TEST_TARGET for test $TEST_ID does not exist ... SKIPPING"
+ return 0
+ fi
+ fi
+ return 1
+}
+
function run_all_tests()
{
for i in $ALL_TESTS ; do
- TEST_ID=${i%:*:*:*}
+ TEST_ID=${i%:*:*:*:*}
ENABLED=$(get_test_enabled $TEST_ID)
TEST_COUNT=$(get_test_count $TEST_ID)
TEST_TARGET=$(get_test_target $TEST_ID)
- if target_exists $TEST_TARGET $TEST_ID; then
- continue
- fi
+
if [[ $ENABLED -eq "1" ]]; then
test_case $TEST_ID $TEST_COUNT $TEST_TARGET
fi
@@ -910,18 +1007,19 @@ function watch_case()
function test_case()
{
+ TEST_ID=$1
NUM_TESTS=$2
+ TARGET=$3
- i=0
-
- if target_exists $3 $1; then
- continue
+ if skip_test $TEST_ID $TARGET; then
+ return
fi
+ i=0
while [ $i -lt $NUM_TESTS ]; do
- test_num $1
- watch_log $i ${TEST_NAME}_test_$1 noclear
- RUN_TEST=${TEST_NAME}_test_$1
+ test_num $TEST_ID
+ watch_log $i ${TEST_NAME}_test_${TEST_ID} noclear
+ RUN_TEST=${TEST_NAME}_test_${TEST_ID}
$RUN_TEST
let i=$i+1
done
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.