The problem with allowing the data_file option is that you want to use a different data file per image used in the test. Therefore, we need to allow patterns like -o data_file='$TEST_IMG.data_file'.
Then, we need to filter it out from qemu-img map, qemu-img create, and remove the data file in _rm_test_img. Signed-off-by: Max Reitz <mre...@redhat.com> Reviewed-by: Maxim Levitsky <mlevi...@redhat.com> --- tests/qemu-iotests/common.filter | 23 +++++++++++++++++++++-- tests/qemu-iotests/common.rc | 22 +++++++++++++++++++++- 2 files changed, 42 insertions(+), 3 deletions(-) diff --git a/tests/qemu-iotests/common.filter b/tests/qemu-iotests/common.filter index 8a0169f19a..6902f9d94b 100644 --- a/tests/qemu-iotests/common.filter +++ b/tests/qemu-iotests/common.filter @@ -122,7 +122,13 @@ _filter_actual_image_size() # replace driver-specific options in the "Formatting..." line _filter_img_create() { - $SED -e "s#$REMOTE_TEST_DIR#TEST_DIR#g" \ + data_file_filter=() + if data_file=$(_get_data_file "$TEST_IMG"); then + data_file_filter=(-e "s# data_file=$data_file##") + fi + + $SED "${data_file_filter[@]}" \ + -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" \ @@ -207,9 +213,22 @@ _filter_img_info() # 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 *//' | _filter_testdir | _filter_imgfmt + -e 's/Mapped to *//' \ + "${data_file_filter[@]}" \ + | _filter_testdir | _filter_imgfmt } _filter_nbd() diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc index a623485f96..a07a10a305 100644 --- a/tests/qemu-iotests/common.rc +++ b/tests/qemu-iotests/common.rc @@ -297,6 +297,20 @@ _stop_nbd_server() fi } +# Gets the data_file value from IMGOPTS and replaces the '$TEST_IMG' +# pattern by '$1' +# Caution: The replacement is done with sed, so $1 must be escaped +# properly. (The delimiter is '#'.) +_get_data_file() +{ + if ! echo "$IMGOPTS" | grep -q 'data_file='; then + return 1 + fi + + echo "$IMGOPTS" | sed -e 's/.*data_file=\([^,]*\).*/\1/' \ + | sed -e "s#\\\$TEST_IMG#$1#" +} + _make_test_img() { # extra qemu-img options can be added by tests @@ -317,7 +331,8 @@ _make_test_img() fi if [ -n "$IMGOPTS" ]; then - optstr=$(_optstr_add "$optstr" "$IMGOPTS") + imgopts_expanded=$(echo "$IMGOPTS" | sed -e "s#\\\$TEST_IMG#$img_name#") + optstr=$(_optstr_add "$optstr" "$imgopts_expanded") fi if [ -n "$IMGKEYSECRET" ]; then object_options="--object secret,id=keysec0,data=$IMGKEYSECRET" @@ -396,6 +411,11 @@ _rm_test_img() # Remove all the extents for vmdk "$QEMU_IMG" info "$img" 2>/dev/null | grep 'filename:' | cut -f 2 -d: \ | xargs -I {} rm -f "{}" + elif [ "$IMGFMT" = "qcow2" ]; then + # Remove external data file + if data_file=$(_get_data_file "$img"); then + rm -f "$data_file" + fi fi rm -f "$img" } -- 2.23.0