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qemu/tests/qemu-iotests/common.filter

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#!/usr/bin/env bash
#
# Copyright (C) 2009 Red Hat, Inc.
# Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
#
# 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.
#
# This program is distributed in the hope that it would be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
#
# standard filters
#
_filter_date()
{
$SED -re 's/[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2}/yyyy-mm-dd hh:mm:ss/'
}
_filter_vmstate_size()
{
$SED -r -e 's/[0-9. ]{5} [KMGT]iB/ SIZE/' \
-e 's/[0-9. ]{5} B/ SIZE/'
}
_filter_generated_node_ids()
{
$SED -re 's/\#block[0-9]{3,}/NODE_NAME/'
}
_filter_qom_path()
{
$SED -e 's#\(Attached to: *\) /.*#\1 PATH#'
}
# replace occurrences of the actual TEST_DIR value with TEST_DIR
_filter_testdir()
{
$SED -e "s#$TEST_DIR/#TEST_DIR/#g" \
-e "s#$SOCK_DIR/#SOCK_DIR/#g"
}
# replace occurrences of the actual IMGFMT value with IMGFMT
_filter_imgfmt()
{
$SED -e "s#$IMGFMT#IMGFMT#g"
}
# Replace error message when the format is not supported and delete
# the output lines after the first one
_filter_qemu_img_check()
{
$SED -e '/allocated.*fragmented.*compressed clusters/d' \
-e 's/qemu-img: This image format does not support checks/No errors were found on the image./' \
-e '/Image end offset: [0-9]\+/d'
}
# Removes \r from messages
_filter_win32()
{
$SED -e 's/\r//g'
}
# sanitize qemu-io output
_filter_qemu_io()
{
_filter_win32 | $SED -e "s/[0-9]* ops\; [0-9/:. sec]* ([0-9/.inf]* [EPTGMKiBbytes]*\/sec and [0-9/.inf]* ops\/sec)/X ops\; XX:XX:XX.X (XXX YYY\/sec and XXX ops\/sec)/" \
-e "s/: line [0-9][0-9]*: *[0-9][0-9]*\( Aborted\| Killed\)/:\1/" \
-e "s/qemu-io> //g"
}
# replace occurrences of QEMU_PROG with "qemu"
_filter_qemu()
{
$SED -e "s#\\(^\\|(qemu) \\)$(basename $QEMU_PROG):#\1QEMU_PROG:#" \
-e 's#^QEMU [0-9]\+\.[0-9]\+\.[0-9]\+ monitor#QEMU X.Y.Z monitor#' \
-e $'s#\r##' # QEMU monitor uses \r\n line endings
}
# replace problematic QMP output like timestamps
_filter_qmp()
{
_filter_win32 | \
$SED -e 's#\("\(micro\)\?seconds": \)[0-9]\+#\1 TIMESTAMP#g' \
-e 's#^{"QMP":.*}$#QMP_VERSION#' \
-e '/^ "QMP": {\s*$/, /^ }\s*$/ c\' \
-e ' QMP_VERSION'
}
# readline makes HMP command strings so long that git complains
_filter_hmp()
{
$SED -e $'s/^\\((qemu) \\)\\?.*\e\\[D/\\1/g' \
-e $'s/\e\\[K//g'
}
# replace block job offset
_filter_block_job_offset()
{
$SED -e 's/, "offset": [0-9]\+,/, "offset": OFFSET,/'
}
# replace block job len
_filter_block_job_len()
{
$SED -e 's/, "len": [0-9]\+,/, "len": LEN,/g'
}
# replace actual image size (depends on the host filesystem)
_filter_actual_image_size()
{
$SED -s 's/\("actual-size":\s*\)[0-9]\+/\1SIZE/g'
}
# replace driver-specific options in the "Formatting..." line
_filter_img_create()
{
# Split the line into the pre-options part ($filename_part, which
# precedes ", fmt=") and the options part ($options, which starts
# with "fmt=")
# (And just echo everything before the first "^Formatting")
readarray formatting_line < <($SED -e 's/, fmt=/\n/')
filename_part=''
options=''
lines=${#formatting_line[@]}
for ((i = 0; i < $lines; i++)); do
line=${formatting_line[i]}
unset formatting_line[i]
filename_part="$filename_part$line"
if echo "$line" | grep -q '^Formatting'; then
next_i=$((i + 1))
if [ -n "${formatting_line[next_i]}" ]; then
options="fmt=${formatting_line[@]}"
fi
break
fi
done
# Set grep_data_file to '\|data_file' to keep it; make it empty
# to drop it.
# We want to drop it if it is part of the global $IMGOPTS, and we
# want to keep it otherwise (if the test specifically wants to
# test data files).
grep_data_file=(-e data_file)
if _get_data_file "$TEST_IMG" > /dev/null; then
grep_data_file=()
fi
filename_filters=(
-e "s#$REMOTE_TEST_DIR#TEST_DIR#g" \
-e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" \
-e "s#$TEST_DIR#TEST_DIR#g" \
-e "s#$SOCK_DIR#SOCK_DIR#g" \
-e "s#$IMGFMT#IMGFMT#g" \
-e 's#nbd:127.0.0.1:[0-9]\\+#TEST_DIR/t.IMGFMT#g' \
-e 's#nbd+unix:///\??socket=SOCK_DIR/nbd#TEST_DIR/t.IMGFMT#g'
)
filename_part=$(echo "$filename_part" | $SED "${filename_filters[@]}")
# Break the option line before each option (preserving pre-existing
# line breaks by replacing them by \0 and restoring them at the end),
# then filter out the options we want to keep and sort them according
# to some order that all block drivers used at the time of writing
# this function.
options=$(
echo "$options" \
| tr '\n' '\0' \
| $SED -e 's/ \([a-z0-9_.-]*\)=/\n\1=/g' \
| grep -a -e '^fmt' -e '^size' -e '^backing' -e '^preallocation' \
-e '^encrypt' "${grep_data_file[@]}" \
| $SED "${filename_filters[@]}" \
-e 's/^\(fmt\)/0-\1/' \
-e 's/^\(size\)/1-\1/' \
-e 's/^\(backing\)/2-\1/' \
-e 's/^\(data_file\)/3-\1/' \
-e 's/^\(encryption\)/4-\1/' \
-e 's/^\(encrypt\.format\)/5-\1/' \
-e 's/^\(encrypt\.key-secret\)/6-\1/' \
-e 's/^\(encrypt\.iter-time\)/7-\1/' \
-e 's/^\(preallocation\)/8-\1/' \
| sort \
| $SED -e 's/^[0-9]-//' \
| tr '\n\0' ' \n' \
| $SED -e 's/^ *$//' -e 's/ *$//'
)
if [ -n "$options" ]; then
echo "$filename_part, $options"
elif [ -n "$filename_part" ]; then
echo "$filename_part"
fi
}
# Filter the "Formatting..." line in QMP output (leaving the QMP output
# untouched)
# (In contrast to _filter_img_create(), this function does not support
# multi-line Formatting output)
_filter_img_create_in_qmp()
{
while read -r line; do
if echo "$line" | grep -q '^Formatting'; then
echo "$line" | _filter_img_create
else
echo "$line"
fi
done
}
_filter_img_create_size()
{
$SED -e "s# size=[0-9]\\+# size=SIZE#g"
}
_filter_img_info()
{
if [[ "$1" == "--format-specific" ]]; then
local format_specific=1
shift
else
local format_specific=0
fi
discard=0
regex_json_spec_start='^ *"format-specific": \{'
$SED -e "s#$REMOTE_TEST_DIR#TEST_DIR#g" \
-e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" \
-e "s#$TEST_DIR#TEST_DIR#g" \
-e "s#$SOCK_DIR#SOCK_DIR#g" \
-e "s#$IMGFMT#IMGFMT#g" \
-e 's#nbd://127.0.0.1:[0-9]\\+$#TEST_DIR/t.IMGFMT#g' \
-e 's#nbd+unix:///\??socket=SOCK_DIR/nbd#TEST_DIR/t.IMGFMT#g' \
-e 's#json.*vdisk-id.*vxhs"}}#TEST_DIR/t.IMGFMT#' \
-e "/encrypted: yes/d" \
-e "/cluster_size: [0-9]\\+/d" \
-e "/table_size: [0-9]\\+/d" \
-e "/compat: '[^']*'/d" \
-e "/compat6: \\(on\\|off\\)/d" \
-e "s/cid: [0-9]\+/cid: XXXXXXXXXX/" \
-e "/static: \\(on\\|off\\)/d" \
-e "/zeroed_grain: \\(on\\|off\\)/d" \
-e "/subformat: '[^']*'/d" \
-e "/adapter_type: '[^']*'/d" \
-e "/hwversion: '[^']*'/d" \
-e "/lazy_refcounts: \\(on\\|off\\)/d" \
-e "/block_size: [0-9]\\+/d" \
-e "/block_state_zero: \\(on\\|off\\)/d" \
-e "/log_size: [0-9]\\+/d" \
-e "s/iters: [0-9]\\+/iters: 1024/" \
-e "s/uuid: [-a-f0-9]\\+/uuid: 00000000-0000-0000-0000-000000000000/" | \
while IFS='' read -r line; do
if [[ $format_specific == 1 ]]; then
discard=0
elif [[ $line == "Format specific information:" ]]; then
discard=1
elif [[ $line =~ $regex_json_spec_start ]]; then
discard=2
regex_json_spec_end="^${line%%[^ ]*}\\},? *$"
fi
if [[ $discard == 0 ]]; then
echo "$line"
elif [[ $discard == 1 && ! $line ]]; then
echo
discard=0
elif [[ $discard == 2 && $line =~ $regex_json_spec_end ]]; then
discard=0
fi
done
}
# filter out offsets and file names from qemu-img map; good for both
# human and json output
_filter_qemu_img_map()
{
# Assuming the data_file value in $IMGOPTS contains a '$TEST_IMG',
# create a filter that replaces the data file name by $TEST_IMG.
# Example:
# In $IMGOPTS: 'data_file=$TEST_IMG.data_file'
# Then data_file_pattern == '\(.*\).data_file'
# And data_file_filter == -e 's#\(.*\).data_file#\1#
data_file_filter=()
if data_file_pattern=$(_get_data_file '\\(.*\\)'); then
data_file_filter=(-e "s#$data_file_pattern#\\1#")
fi
$SED -e 's/\([0-9a-fx]* *[0-9a-fx]* *\)[0-9a-fx]* */\1/g' \
-e 's/"offset": [0-9]\+/"offset": OFFSET/g' \
-e 's/Mapped to *//' \
"${data_file_filter[@]}" \
| _filter_testdir | _filter_imgfmt
}
_filter_nbd()
{
# nbd.c error messages contain function names and line numbers that are
# prone to change. Message ordering depends on timing between send and
# receive callbacks sometimes, making them unreliable.
#
# Filter out the TCP port number since this changes between runs.
$SED -e '/nbd\/.*\.c:/d' \
-e 's#127\.0\.0\.1:[0-9]*#127.0.0.1:PORT#g' \
-e "s#?socket=$SOCK_DIR#?socket=SOCK_DIR#g" \
-e 's#\(foo\|PORT/\?\|.sock\): Failed to .*$#\1#'
}
_filter_qmp_empty_return()
{
grep -v '{"return": {}}'
}
_filter_json_filename()
{
$PYTHON -c 'import sys
result, *fnames = sys.stdin.read().split("json:{")
depth = 0
for fname in fnames:
depth += 1 # For the opening brace in the split separator
for chr_i, chr in enumerate(fname):
if chr == "{":
depth += 1
elif chr == "}":
depth -= 1
if depth == 0:
break
# json:{} filenames may be nested; filter out everything from
# inside the outermost one
if depth == 0:
chr_i += 1 # First character past the filename
result += "json:{ /* filtered */ }" + fname[chr_i:]
sys.stdout.write(result)'
}
# make sure this script returns success
true
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