qemu-iotests: Add iotests.img_info_log()

This adds a filter function to postprocess 'qemu-img info' input
(similar to what _img_info does), and an img_info_log() function that
calls 'qemu-img info' and logs the filtered output.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
This commit is contained in:
Kevin Wolf 2018-05-24 13:12:56 +02:00
parent e234398a8e
commit 6b605adec4

View File

@ -109,6 +109,12 @@ def qemu_img_pipe(*args):
sys.stderr.write('qemu-img received signal %i: %s\n' % (-exitcode, ' '.join(qemu_img_args + list(args))))
return subp.communicate()[0]
def img_info_log(filename, filter_path=None):
output = qemu_img_pipe('info', '-f', imgfmt, filename)
if not filter_path:
filter_path = filename
log(filter_img_info(output, filter_path))
def qemu_io(*args):
'''Run qemu-io and return the stdout data'''
args = qemu_io_args + list(args)
@ -210,6 +216,18 @@ def filter_testfiles(msg):
prefix = os.path.join(test_dir, "%s-" % (os.getpid()))
return msg.replace(prefix, 'TEST_DIR/PID-')
def filter_img_info(output, filename):
lines = []
for line in output.split('\n'):
if 'disk size' in line or 'actual-size' in line:
continue
line = line.replace(filename, 'TEST_IMG') \
.replace(imgfmt, 'IMGFMT')
line = re.sub('iters: [0-9]+', 'iters: XXX', line)
line = re.sub('uuid: [-a-f0-9]+', 'uuid: XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX', line)
lines.append(line)
return '\n'.join(lines)
def log(msg, filters=[]):
for flt in filters:
msg = flt(msg)