tests/qemu-iotests/common.filter

   1 #!/usr/bin/env bash
   2 #
   3 # Copyright (C) 2009 Red Hat, Inc.
   4 # Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
   5 #
   6 # This program is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU General Public License as
   8 # published by the Free Software Foundation.
   9 #
  10 # This program is distributed in the hope that it would be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18 #
  19 # standard filters
  20 #
  21
  22 _filter_date()
  23 {
  24     $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/'
  25 }
  26
  27 _filter_vmstate_size()
  28 {
  29     $SED -r -e 's/[0-9. ]{5} [KMGT]iB/     SIZE/' \
  30             -e 's/[0-9. ]{5} B/   SIZE/'
  31 }
  32
  33 _filter_generated_node_ids()
  34 {
  35     $SED -re 's/\#block[0-9]{3,}/NODE_NAME/'
  36 }
  37
  38 _filter_qom_path()
  39 {
  40     $SED -e '/Attached to:/s/\device[[0-9]\+\]/device[N]/g'
  41 }
  42
  43 # replace occurrences of the actual TEST_DIR value with TEST_DIR
  44 _filter_testdir()
  45 {
  46     $SED -e "s#$TEST_DIR/#TEST_DIR/#g" \
  47          -e "s#$SOCK_DIR/#SOCK_DIR/#g" \
  48          -e "s#SOCK_DIR/fuse-#TEST_DIR/#g"
  49 }
  50
  51 # replace occurrences of the actual IMGFMT value with IMGFMT
  52 _filter_imgfmt()
  53 {
  54     $SED -e "s#$IMGFMT#IMGFMT#g"
  55 }
  56
  57 # Replace error message when the format is not supported and delete
  58 # the output lines after the first one
  59 _filter_qemu_img_check()
  60 {
  61     $SED -e '/allocated.*fragmented.*compressed clusters/d' \
  62         -e 's/qemu-img: This image format does not support checks/No errors were found on the image./' \
  63         -e '/Image end offset: [0-9]\+/d'
  64 }
  65
  66 # Removes \r from messages
  67 _filter_win32()
  68 {
  69     $SED -e 's/\r//g'
  70 }
  71
  72 # sanitize qemu-io output
  73 _filter_qemu_io()
  74 {
  75     _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)/" \
  76         -e "s/: line [0-9][0-9]*:  *[0-9][0-9]*\( Aborted\| Killed\)/:\1/" \
  77         -e "s/qemu-io> //g"
  78 }
  79
  80 # replace occurrences of QEMU_PROG with "qemu"
  81 _filter_qemu()
  82 {
  83     $SED -e "s#\\(^\\|(qemu) \\)$(basename $QEMU_PROG):#\1QEMU_PROG:#" \
  84         -e 's#^QEMU [0-9]\+\.[0-9]\+\.[0-9]\+ monitor#QEMU X.Y.Z monitor#' \
  85         -e $'s#\r##' # QEMU monitor uses \r\n line endings
  86 }
  87
  88 # replace problematic QMP output like timestamps
  89 _filter_qmp()
  90 {
  91     _filter_win32 | \
  92     $SED -e 's#\("\(micro\)\?seconds": \)[0-9]\+#\1 TIMESTAMP#g' \
  93         -e 's#^{"QMP":.*}$#QMP_VERSION#' \
  94         -e '/^    "QMP": {\s*$/, /^    }\s*$/ c\' \
  95         -e '    QMP_VERSION'
  96 }
  97
  98 # readline makes HMP command strings so long that git complains
  99 _filter_hmp()
 100 {
 101     $SED -e $'s/^\\((qemu) \\)\\?.*\e\\[D/\\1/g' \
 102         -e $'s/\e\\[K//g'
 103 }
 104
 105 # replace block job offset
 106 _filter_block_job_offset()
 107 {
 108     $SED -e 's/, "offset": [0-9]\+,/, "offset": OFFSET,/'
 109 }
 110
 111 # replace block job len
 112 _filter_block_job_len()
 113 {
 114     $SED -e 's/, "len": [0-9]\+,/, "len": LEN,/g'
 115 }
 116
 117 # replace actual image size (depends on the host filesystem)
 118 _filter_actual_image_size()
 119 {
 120     $SED -s 's/\("actual-size":\s*\)[0-9]\+/\1SIZE/g'
 121 }
 122
 123 # Filename filters for qemu-img create
 124 _filter_img_create_filenames()
 125 {
 126     $SED \
 127         -e "s#$REMOTE_TEST_DIR#TEST_DIR#g" \
 128         -e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" \
 129         -e "s#$TEST_DIR#TEST_DIR#g" \
 130         -e "s#$SOCK_DIR#SOCK_DIR#g" \
 131         -e 's#SOCK_DIR/fuse-#TEST_DIR/#g' \
 132         -e "s#$IMGFMT#IMGFMT#g" \
 133         -e 's#nbd:127.0.0.1:[0-9]\\+#TEST_DIR/t.IMGFMT#g' \
 134         -e 's#nbd+unix:///\??socket=SOCK_DIR/nbd#TEST_DIR/t.IMGFMT#g'
 135 }
 136
 137 # replace driver-specific options in the "Formatting..." line
 138 _do_filter_img_create()
 139 {
 140     # Split the line into the pre-options part ($filename_part, which
 141     # precedes ", fmt=") and the options part ($options, which starts
 142     # with "fmt=")
 143     # (And just echo everything before the first "^Formatting")
 144     readarray formatting_line < <($SED -e 's/, fmt=/\n/')
 145
 146     filename_part=${formatting_line[0]}
 147     unset formatting_line[0]
 148
 149     options="fmt=${formatting_line[@]}"
 150
 151     # Set grep_data_file to '\|data_file' to keep it; make it empty
 152     # to drop it.
 153     # We want to drop it if it is part of the global $IMGOPTS, and we
 154     # want to keep it otherwise (if the test specifically wants to
 155     # test data files).
 156     grep_data_file=(-e data_file)
 157     if _get_data_file "$TEST_IMG" > /dev/null; then
 158         grep_data_file=()
 159     fi
 160
 161     filename_part=$(echo "$filename_part" | _filter_img_create_filenames)
 162
 163     # Break the option line before each option (preserving pre-existing
 164     # line breaks by replacing them by \0 and restoring them at the end),
 165     # then filter out the options we want to keep and sort them according
 166     # to some order that all block drivers used at the time of writing
 167     # this function.
 168     options=$(
 169         echo "$options" \
 170         | tr '\n' '\0' \
 171         | $SED -e 's/ \([a-z0-9_.-]*\)=/\n\1=/g' \
 172         | grep -a -e '^fmt' -e '^size' -e '^backing' -e '^preallocation' \
 173                   -e '^encryption' "${grep_data_file[@]}" \
 174         | _filter_img_create_filenames \
 175         | $SED \
 176             -e 's/^\(fmt\)/0-\1/' \
 177             -e 's/^\(size\)/1-\1/' \
 178             -e 's/^\(backing\)/2-\1/' \
 179             -e 's/^\(data_file\)/3-\1/' \
 180             -e 's/^\(encryption\)/4-\1/' \
 181             -e 's/^\(preallocation\)/8-\1/' \
 182         | LC_ALL=C sort \
 183         | $SED -e 's/^[0-9]-//' \
 184         | tr '\n\0' ' \n' \
 185         | $SED -e 's/^ *$//' -e 's/ *$//'
 186     )
 187
 188     if [ -n "$options" ]; then
 189         echo "$filename_part, $options"
 190     elif [ -n "$filename_part" ]; then
 191         echo "$filename_part"
 192     fi
 193 }
 194
 195 # Filter qemu-img create output:
 196 # Pipe all ^Formatting lines through _do_filter_img_create, and all
 197 # other lines through _filter_img_create_filenames
 198 _filter_img_create()
 199 {
 200     while read -r line; do
 201         if echo "$line" | grep -q '^Formatting'; then
 202             echo "$line" | _do_filter_img_create
 203         else
 204             echo "$line" | _filter_img_create_filenames
 205         fi
 206     done
 207 }
 208
 209 _filter_img_create_size()
 210 {
 211     $SED -e "s# size=[0-9]\\+# size=SIZE#g"
 212 }
 213
 214 _filter_img_info()
 215 {
 216     if [[ "$1" == "--format-specific" ]]; then
 217         local format_specific=1
 218         shift
 219     else
 220         local format_specific=0
 221     fi
 222
 223     discard=0
 224     regex_json_spec_start='^ *"format-specific": \{'
 225     $SED -e "s#$REMOTE_TEST_DIR#TEST_DIR#g" \
 226         -e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" \
 227         -e "s#$TEST_DIR#TEST_DIR#g" \
 228         -e "s#$SOCK_DIR#SOCK_DIR#g" \
 229         -e "s#$IMGFMT#IMGFMT#g" \
 230         -e 's#nbd://127.0.0.1:[0-9]\\+$#TEST_DIR/t.IMGFMT#g' \
 231         -e 's#nbd+unix:///\??socket=SOCK_DIR/nbd#TEST_DIR/t.IMGFMT#g' \
 232         -e 's#SOCK_DIR/fuse-#TEST_DIR/#g' \
 233         -e "/encrypted: yes/d" \
 234         -e "/cluster_size: [0-9]\\+/d" \
 235         -e "/table_size: [0-9]\\+/d" \
 236         -e "/compat: '[^']*'/d" \
 237         -e "/compat6: \\(on\\|off\\)/d" \
 238         -e "s/cid: [0-9]\+/cid: XXXXXXXXXX/" \
 239         -e "/static: \\(on\\|off\\)/d" \
 240         -e "/zeroed_grain: \\(on\\|off\\)/d" \
 241         -e "/subformat: '[^']*'/d" \
 242         -e "/adapter_type: '[^']*'/d" \
 243         -e "/hwversion: '[^']*'/d" \
 244         -e "/lazy_refcounts: \\(on\\|off\\)/d" \
 245         -e "/extended_l2=\\(on\\|off\\)/d" \
 246         -e "/block_size: [0-9]\\+/d" \
 247         -e "/block_state_zero: \\(on\\|off\\)/d" \
 248         -e "/log_size: [0-9]\\+/d" \
 249         -e "s/iters: [0-9]\\+/iters: 1024/" \
 250         -e "s/uuid: [-a-f0-9]\\+/uuid: 00000000-0000-0000-0000-000000000000/" | \
 251     while IFS='' read -r line; do
 252         if [[ $format_specific == 1 ]]; then
 253             discard=0
 254         elif [[ $line == "Format specific information:" ]]; then
 255             discard=1
 256         elif [[ $line =~ $regex_json_spec_start ]]; then
 257             discard=2
 258             regex_json_spec_end="^${line%%[^ ]*}\\},? *$"
 259         fi
 260         if [[ $discard == 0 ]]; then
 261             echo "$line"
 262         elif [[ $discard == 1 && ! $line ]]; then
 263             echo
 264             discard=0
 265         elif [[ $discard == 2 && $line =~ $regex_json_spec_end ]]; then
 266             discard=0
 267         fi
 268     done
 269 }
 270
 271 # filter out offsets and file names from qemu-img map; good for both
 272 # human and json output
 273 _filter_qemu_img_map()
 274 {
 275     # Assuming the data_file value in $IMGOPTS contains a '$TEST_IMG',
 276     # create a filter that replaces the data file name by $TEST_IMG.
 277     # Example:
 278     #   In $IMGOPTS: 'data_file=$TEST_IMG.data_file'
 279     #   Then data_file_pattern == '\(.*\).data_file'
 280     #   And  data_file_filter  == -e 's#\(.*\).data_file#\1#
 281     data_file_filter=()
 282     if data_file_pattern=$(_get_data_file '\\(.*\\)'); then
 283         data_file_filter=(-e "s#$data_file_pattern#\\1#")
 284     fi
 285
 286     $SED -e 's/\([0-9a-fx]* *[0-9a-fx]* *\)[0-9a-fx]* */\1/g' \
 287         -e 's/"offset": [0-9]\+/"offset": OFFSET/g' \
 288         -e 's/Mapped to *//' \
 289         "${data_file_filter[@]}" \
 290         | _filter_testdir | _filter_imgfmt
 291 }
 292
 293 _filter_nbd()
 294 {
 295     # nbd.c error messages contain function names and line numbers that are
 296     # prone to change.  Message ordering depends on timing between send and
 297     # receive callbacks sometimes, making them unreliable.
 298     #
 299     # Filter out the TCP port number since this changes between runs.
 300     $SED -e '/nbd\/.*\.c:/d' \
 301         -e 's#127\.0\.0\.1:[0-9]*#127.0.0.1:PORT#g' \
 302         -e "s#?socket=$SOCK_DIR#?socket=SOCK_DIR#g" \
 303         -e 's#\(foo\|PORT/\?\|.sock\): Failed to .*$#\1#'
 304 }
 305
 306 _filter_qmp_empty_return()
 307 {
 308     grep -v '{"return": {}}'
 309 }
 310
 311 _filter_json_filename()
 312 {
 313     $PYTHON -c 'import sys
 314 result, *fnames = sys.stdin.read().split("json:{")
 315 depth = 0
 316 for fname in fnames:
 317     depth += 1 # For the opening brace in the split separator
 318     for chr_i, chr in enumerate(fname):
 319         if chr == "{":
 320             depth += 1
 321         elif chr == "}":
 322             depth -= 1
 323             if depth == 0:
 324                 break
 325
 326     # json:{} filenames may be nested; filter out everything from
 327     # inside the outermost one
 328     if depth == 0:
 329         chr_i += 1 # First character past the filename
 330         result += "json:{ /* filtered */ }" + fname[chr_i:]
 331
 332 sys.stdout.write(result)'
 333 }
 334
 335 # make sure this script returns success
 336 true