Add metadata corruption tests
Signed-off-by: Jan Musial <jan.musial@intel.com>
This commit is contained in:
Jan Musial
parent
c6882b5bf7
commit
920720777f
2
ocf
2
ocf
@ -1 +1 @@
|
||||
Subproject commit 252cb2dd8eb6c8a2752ecc8a30f595a05880cd7a
|
||||
Subproject commit e7e0ad957d0b91d355338b383aa032437e9dd656
|
||||
101
test/smoke_test/metadata_corrupt/01
Executable file
101
test/smoke_test/metadata_corrupt/01
Executable file
@ -0,0 +1,101 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# Copyright(c) 2012-2019 Intel Corporation
|
||||
# SPDX-License-Identifier: BSD-3-Clause-Clear
|
||||
#
|
||||
|
||||
# DESCRIPTION Swap one random bit in each metadata section and try to load cache.
|
||||
|
||||
# The line below says that this test should be included in BVT - it will be launched, when we use "./run_tests -b"
|
||||
# USE_IN_BVT
|
||||
# USE_IN_NIGHTLY
|
||||
|
||||
# Standard beginning for every test - get the main tests directory and
|
||||
# link the cas_lib file for CAS API, then use "start_test $*" to pass params
|
||||
# and do other necessary checks and setup
|
||||
TESTS_DIR="$(dirname $0)/../"
|
||||
. $TESTS_DIR/cas_lib
|
||||
start_test $*
|
||||
|
||||
# This is where the real test starts
|
||||
|
||||
test_log_start
|
||||
|
||||
# Corrupts random bit from byte on given by $1 address from ${CACHE_DEVICE}1
|
||||
corrupt_byte(){
|
||||
OFFSET=$1
|
||||
READ_VALUE=`od -N 1 -j $OFFSET -A n -t x1 ${CACHE_DEVICE}1`
|
||||
READ_VALUE="0x`echo $READ_VALUE`"
|
||||
|
||||
RANDOM_UINT32=`od -An -tu4 -N4 /dev/urandom`
|
||||
MASK=$(( 1 << $(( $RANDOM_UINT32 % 8 )) ))
|
||||
|
||||
echo -e "\x$(( ${READ_VALUE} ^ ${MASK} ))"| dd bs=1 count=1 seek=$OFFSET conv=notrunc of=${CACHE_DEVICE}1 1>&2 2>/dev/null
|
||||
}
|
||||
|
||||
# Use CACHE_DEVICE and CORE_DEVICE provided by configuration file and remove partitions from those devices
|
||||
TARGET_DEVICE_OPTION="$CACHE_DEVICE" remove_partitions
|
||||
TARGET_DEVICE_OPTION="$CORE_DEVICE" remove_partitions
|
||||
|
||||
# Create 1 primary partition on CACHE_DEVICE, 2000MB
|
||||
TARGET_DEVICE_OPTION="$CACHE_DEVICE" PARTITION_SIZE_OPTION="2000M" PARTITION_IDS_OPTION="1" make_primary_partitions
|
||||
# Create 1 primary partition on CORE_DEVICE, 4000M
|
||||
TARGET_DEVICE_OPTION="$CORE_DEVICE" PARTITION_SIZE_OPTION="4000M" PARTITION_IDS_OPTION="1" make_primary_partitions
|
||||
|
||||
METADATA_SECTIONS_NAMES=("Super block config" "Super block runtime" "Reserved" "Cleaning" "Eviction" "Collision" "List info" "Hash" "Core config" "Core runtime" "Core UUID")
|
||||
|
||||
for SECTION in "${METADATA_SECTIONS_NAMES[@]}"
|
||||
do
|
||||
if [ "$SECTION" == "Reserved" ]
|
||||
then
|
||||
continue
|
||||
fi
|
||||
|
||||
# Start cache on CACHE_DEVICE to repair it and also to make log.
|
||||
CACHE_ID_OPTION="1" CACHE_FORCE_OPTION="1" CACHE_DEVICE_OPTION="${CACHE_DEVICE}1" start_cache
|
||||
|
||||
# Stop cache.
|
||||
CACHE_ID_OPTION="1" stop_cache
|
||||
|
||||
# Resolve size and offset of metadata section.
|
||||
METADATA_SECTION_OFFSET=`dmesg | grep "${SECTION} offset" | tac | sed '1!d' | sed -e 's/.*[^0-9]\([0-9]\+\)[^0-9]*$/\1/' `
|
||||
METADATA_SECTION_SIZE=`dmesg | grep "${SECTION} size" | tac | sed '1!d' | sed -e 's/.*[^0-9]\([0-9]\+\)[^0-9]*$/\1/' `
|
||||
|
||||
if [ -z ${METADATA_SECTION_OFFSET} ]
|
||||
then
|
||||
test_log_trace "Couldn't read ${SECTION} offset"
|
||||
end_test 1
|
||||
fi
|
||||
|
||||
if [ -z ${METADATA_SECTION_SIZE} ]
|
||||
then
|
||||
test_log_trace "Couldn't read ${SECTION} size"
|
||||
end_test 1
|
||||
fi
|
||||
|
||||
|
||||
# Choose random bit and corrupt it
|
||||
RANDOM_UINT32=`od -An -tu4 -N4 /dev/urandom`
|
||||
# Super block size is in bytes!
|
||||
if [ "$SECTION" == "Super block config" ] || [ "$SECTION" == "Super block runtime" ]
|
||||
then
|
||||
CORRUPT_ADDRESS=`echo " $(( $RANDOM_UINT32 % ${METADATA_SECTION_SIZE} ))"`
|
||||
else
|
||||
CORRUPT_ADDRESS=`echo " $(( $RANDOM_UINT32 % $(( ( ${METADATA_SECTION_SIZE} - 1 ) * 1024 )) ))"`
|
||||
fi
|
||||
test_log_trace "Corrupting with offset ${CORRUPT_ADDRESS} B from start of ${SECTION}"
|
||||
CORRUPT_ADDRESS=$(( $CORRUPT_ADDRESS + ${METADATA_SECTION_OFFSET} * 1024 ))
|
||||
corrupt_byte ${CORRUPT_ADDRESS}
|
||||
|
||||
# Start again with load option, this should fail, metadata is corrupted.
|
||||
NEGATIVE_TEST_OPTION="1" CACHE_ID_OPTION="1" CACHE_LOAD_METADATA_OPTION="1" CACHE_DEVICE_OPTION="${CACHE_DEVICE}1" start_cache
|
||||
done
|
||||
|
||||
|
||||
test_log_stop
|
||||
|
||||
# Always return 0 at the end of the test - if at any point something has failed
|
||||
# in the API functions, test will end and return a proper result.
|
||||
# If you need to check other things during the test and end the test earlier, you
|
||||
# should end the test using "end_test $retval" function
|
||||
end_test 0
|
||||
74
test/smoke_test/metadata_corrupt/02
Executable file
74
test/smoke_test/metadata_corrupt/02
Executable file
@ -0,0 +1,74 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# Copyright(c) 2012-2019 Intel Corporation
|
||||
# SPDX-License-Identifier: BSD-3-Clause-Clear
|
||||
#
|
||||
|
||||
# DESCRIPTION Corrupt metadata on cache with random data and try to load this cache.
|
||||
|
||||
# The line below says that this test should be included in BVT - it will be launched, when we use "./run_tests -b"
|
||||
# USE_IN_BVT
|
||||
# USE_IN_NIGHTLY
|
||||
|
||||
# Standard beginning for every test - get the main tests directory and
|
||||
# link the cas_lib file for CAS API, then use "start_test $*" to pass params
|
||||
# and do other necessary checks and setup
|
||||
TESTS_DIR="$(dirname $0)/../"
|
||||
. $TESTS_DIR/cas_lib
|
||||
start_test $*
|
||||
|
||||
# This is where the real test starts
|
||||
|
||||
test_log_start
|
||||
|
||||
# Use CACHE_DEVICE and CORE_DEVICE provided by configuration file and remove partitions from those devices
|
||||
TARGET_DEVICE_OPTION="$CACHE_DEVICE" remove_partitions
|
||||
TARGET_DEVICE_OPTION="$CORE_DEVICE" remove_partitions
|
||||
|
||||
# Create 1 primary partition on CACHE_DEVICE, 2000MB
|
||||
TARGET_DEVICE_OPTION="$CACHE_DEVICE" PARTITION_SIZE_OPTION="2000M" PARTITION_IDS_OPTION="1" make_primary_partitions
|
||||
# Create 1 primary partition on CORE_DEVICE, 4000M
|
||||
TARGET_DEVICE_OPTION="$CORE_DEVICE" PARTITION_SIZE_OPTION="4000M" PARTITION_IDS_OPTION="1" make_primary_partitions
|
||||
|
||||
METADATA_SECTIONS_NAMES=("Super block config" "Super block runtime" "Reserved" "Cleaning" "Eviction" "Collision" "List info" "Hash" "Core config" "Core runtime" "Core UUID")
|
||||
|
||||
for SECTION in "${METADATA_SECTIONS_NAMES[@]}"
|
||||
do
|
||||
if [ "$SECTION" == "Reserved" ]
|
||||
then
|
||||
continue
|
||||
fi
|
||||
|
||||
# Start cache on CACHE_DEVICE to repair it and also to make log.
|
||||
CACHE_ID_OPTION="1" CACHE_FORCE_OPTION="1" CACHE_DEVICE_OPTION="${CACHE_DEVICE}1" start_cache
|
||||
|
||||
# Stop cache.
|
||||
CACHE_ID_OPTION="1" stop_cache
|
||||
|
||||
# Resolve offset of metadata section.
|
||||
METADATA_SECTION_OFFSET=`dmesg | grep "${SECTION} offset" | tac | sed '1!d' | sed -e 's/.*[^0-9]\([0-9]\+\)[^0-9]*$/\1/' `
|
||||
|
||||
if [ -z ${METADATA_SECTION_OFFSET} ]
|
||||
then
|
||||
test_log_trace "Couldn't read ${SECTION} offset"
|
||||
end_test 1
|
||||
fi
|
||||
|
||||
# Corrupt metadata. (here you can add your data corruption method)
|
||||
# Random corrupt - corrupt 64K bytes at start of each section
|
||||
test_log_trace "Corrupting 64K bytes in ${SECTION}"
|
||||
|
||||
# Corrupt cache metadata
|
||||
run_cmd "dd if=/dev/urandom of="${CACHE_DEVICE}1" bs=1 count=64K conv=notrunc seek=${METADATA_SECTION_OFFSET}K "
|
||||
|
||||
# Start again with load option, this should fail, metadata is corrupted.
|
||||
NEGATIVE_TEST_OPTION="1" CACHE_ID_OPTION="1" CACHE_LOAD_METADATA_OPTION="1" CACHE_DEVICE_OPTION="${CACHE_DEVICE}1" start_cache
|
||||
done
|
||||
|
||||
test_log_stop
|
||||
|
||||
# Always return 0 at the end of the test - if at any point something has failed
|
||||
# in the API functions, test will end and return a proper result.
|
||||
# If you need to check other things during the test and end the test earlier, you
|
||||
# should end the test using "end_test $retval" function
|
||||
end_test 0
|
||||
Loading…
Reference in New Issue
Block a user