diff options
Diffstat (limited to 'tools/testing/selftests/sysctl/sysctl.sh')
| -rwxr-xr-x | tools/testing/selftests/sysctl/sysctl.sh | 161 |
1 files changed, 132 insertions, 29 deletions
diff --git a/tools/testing/selftests/sysctl/sysctl.sh b/tools/testing/selftests/sysctl/sysctl.sh index 780ce7123374..6a970b127c9b 100755 --- a/tools/testing/selftests/sysctl/sysctl.sh +++ b/tools/testing/selftests/sysctl/sysctl.sh @@ -24,19 +24,21 @@ TEST_FILE=$(mktemp) # This represents # -# TEST_ID:TEST_COUNT:ENABLED +# TEST_ID:TEST_COUNT:ENABLED:TARGET # # TEST_ID: is the test id number # TEST_COUNT: number of times we should run the test # ENABLED: 1 if enabled, 0 otherwise +# TARGET: test target file required on the test_sysctl module # # Once these are enabled please leave them as-is. Write your own test, # we have tons of space. -ALL_TESTS="0001:1:1" -ALL_TESTS="$ALL_TESTS 0002:1:1" -ALL_TESTS="$ALL_TESTS 0003:1:1" -ALL_TESTS="$ALL_TESTS 0004:1:1" -ALL_TESTS="$ALL_TESTS 0005:3:1" +ALL_TESTS="0001:1:1:int_0001" +ALL_TESTS="$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" test_modprobe() { @@ -149,6 +151,9 @@ reset_vals() string_0001) VAL="(none)" ;; + bitmap_0001) + VAL="" + ;; *) ;; esac @@ -157,8 +162,10 @@ reset_vals() set_orig() { - if [ ! -z $TARGET ]; then - echo "${ORIG}" > "${TARGET}" + if [ ! -z $TARGET ] && [ ! -z $ORIG ]; then + if [ -f ${TARGET} ]; then + echo "${ORIG}" > "${TARGET}" + fi fi } @@ -177,9 +184,25 @@ verify() return 0 } +# proc files get read a page at a time, which can confuse diff, +# and get you incorrect results on proc files with long data. To use +# diff against them you must first extract the output to a file, and +# then compare against that file. +verify_diff_proc_file() +{ + TMP_DUMP_FILE=$(mktemp) + cat $1 > $TMP_DUMP_FILE + + if ! diff -w -q $TMP_DUMP_FILE $2; then + return 1 + else + return 0 + fi +} + verify_diff_w() { - echo "$TEST_STR" | diff -q -w -u - $1 + echo "$TEST_STR" | diff -q -w -u - $1 > /dev/null return $? } @@ -600,9 +623,70 @@ run_stringtests() test_rc } +target_exists() +{ + TARGET="${SYSCTL}/$1" + TEST_ID="$2" + + if [ ! -f ${TARGET} ] ; then + echo "Target for test $TEST_ID: $TARGET not exist, skipping test ..." + return 0 + fi + return 1 +} + +run_bitmaptest() { + # Total length of bitmaps string to use, a bit under + # the maximum input size of the test node + LENGTH=$((RANDOM % 65000)) + + # First bit to set + BIT=$((RANDOM % 1024)) + + # String containing our list of bits to set + TEST_STR=$BIT + + # build up the string + while [ "${#TEST_STR}" -le "$LENGTH" ]; do + # Make sure next entry is discontiguous, + # skip ahead at least 2 + BIT=$((BIT + $((2 + RANDOM % 10)))) + + # Add new bit to the list + TEST_STR="${TEST_STR},${BIT}" + + # Randomly make it a range + if [ "$((RANDOM % 2))" -eq "1" ]; then + RANGE_END=$((BIT + $((1 + RANDOM % 10)))) + TEST_STR="${TEST_STR}-${RANGE_END}" + BIT=$RANGE_END + fi + done + + echo -n "Checking bitmap handler... " + TEST_FILE=$(mktemp) + echo -n "$TEST_STR" > $TEST_FILE + + cat $TEST_FILE > $TARGET 2> /dev/null + if [ $? -ne 0 ]; then + echo "FAIL" >&2 + rc=1 + test_rc + fi + + if ! verify_diff_proc_file "$TARGET" "$TEST_FILE"; then + echo "FAIL" >&2 + rc=1 + else + echo "ok" + rc=0 + fi + test_rc +} + sysctl_test_0001() { - TARGET="${SYSCTL}/int_0001" + TARGET="${SYSCTL}/$(get_test_target 0001)" reset_vals ORIG=$(cat "${TARGET}") TEST_STR=$(( $ORIG + 1 )) @@ -614,7 +698,7 @@ sysctl_test_0001() sysctl_test_0002() { - TARGET="${SYSCTL}/string_0001" + TARGET="${SYSCTL}/$(get_test_target 0002)" reset_vals ORIG=$(cat "${TARGET}") TEST_STR="Testing sysctl" @@ -627,7 +711,7 @@ sysctl_test_0002() sysctl_test_0003() { - TARGET="${SYSCTL}/int_0002" + TARGET="${SYSCTL}/$(get_test_target 0003)" reset_vals ORIG=$(cat "${TARGET}") TEST_STR=$(( $ORIG + 1 )) @@ -640,7 +724,7 @@ sysctl_test_0003() sysctl_test_0004() { - TARGET="${SYSCTL}/uint_0001" + TARGET="${SYSCTL}/$(get_test_target 0004)" reset_vals ORIG=$(cat "${TARGET}") TEST_STR=$(( $ORIG + 1 )) @@ -653,13 +737,21 @@ sysctl_test_0004() sysctl_test_0005() { - TARGET="${SYSCTL}/int_0003" + TARGET="${SYSCTL}/$(get_test_target 0005)" reset_vals ORIG=$(cat "${TARGET}") run_limit_digit_int_array } +sysctl_test_0006() +{ + TARGET="${SYSCTL}/bitmap_0001" + reset_vals + ORIG="" + run_bitmaptest +} + list_tests() { echo "Test ID list:" @@ -673,10 +765,9 @@ list_tests() echo "0003 x $(get_test_count 0003) - tests proc_dointvec()" echo "0004 x $(get_test_count 0004) - tests proc_douintvec()" echo "0005 x $(get_test_count 0005) - tests proc_douintvec() array" + echo "0006 x $(get_test_count 0006) - tests proc_do_large_bitmap()" } -test_reqs - usage() { NUM_TESTS=$(grep -o ' ' <<<"$ALL_TESTS" | grep -c .) @@ -724,25 +815,35 @@ function get_test_count() { test_num $1 TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}') - LAST_TWO=${TEST_DATA#*:*} - echo ${LAST_TWO%:*} + echo ${TEST_DATA} | awk -F":" '{print $2}' } function get_test_enabled() { test_num $1 TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}') - echo ${TEST_DATA#*:*:} + echo ${TEST_DATA} | awk -F":" '{print $3}' +} + +function get_test_target() +{ + test_num $1 + TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}') + echo ${TEST_DATA} | awk -F":" '{print $4}' } 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_case $TEST_ID $TEST_COUNT $TEST_TARGET fi done } @@ -775,12 +876,14 @@ function watch_case() function test_case() { - NUM_TESTS=$DEFAULT_NUM_TESTS - if [ $# -eq 2 ]; then - NUM_TESTS=$2 - fi + NUM_TESTS=$2 i=0 + + if target_exists $3 $1; then + continue + fi + while [ $i -lt $NUM_TESTS ]; do test_num $1 watch_log $i ${TEST_NAME}_test_$1 noclear @@ -803,15 +906,15 @@ function parse_args() elif [[ "$1" = "-t" ]]; then shift test_num $1 - test_case $1 $(get_test_count $1) + test_case $1 $(get_test_count $1) $(get_test_target $1) elif [[ "$1" = "-c" ]]; then shift test_num $1 test_num $2 - test_case $1 $2 + test_case $1 $2 $(get_test_target $1) elif [[ "$1" = "-s" ]]; then shift - test_case $1 1 + test_case $1 1 $(get_test_target $1) elif [[ "$1" = "-l" ]]; then list_tests elif [[ "$1" = "-h" || "$1" = "--help" ]]; then @@ -825,8 +928,8 @@ function parse_args() test_reqs allow_user_defaults check_production_sysctl_writes_strict -test_modprobe load_req_mod +test_modprobe trap "test_finish" EXIT |