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metadata: Improve error reporting on failed checksum

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Instead of using the _doChecksum function, it now uses a function from
kobo which has nicer API. If there is an error, the message now includes
more details.

Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>
This commit is contained in:
Lubomír Sedlář 2016-09-07 13:05:11 +02:00
parent ee1ee0467b
commit 1a16d94dda
1 changed files with 7 additions and 9 deletions
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16
pungi/metadata.py
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@ -22,11 +22,10 @@ import json
import productmd.composeinfo
import productmd.treeinfo
from productmd.common import get_major_version
from kobo.shortcuts import relative_path
from kobo.shortcuts import relative_path, compute_file_checksums
from pungi.compose_metadata.discinfo import write_discinfo as create_discinfo
from pungi.compose_metadata.discinfo import write_media_repo as create_media_repo
from pungi import util as pungi_util
def get_description(compose, variant, arch):
@ -343,15 +342,14 @@ def write_extra_files(tree_path, files, checksum_type='sha256', logger=None):
if logger:
logger.debug('Processing {file}'.format(file=f))
path = os.path.join(tree_path, f)
checksum = pungi_util._doCheckSum(path, checksum_type, logger)
# _doCheckSum returns in the format <type>:<digest> _or_ False for failure
if checksum is False:
err = 'Failed to calculate the checksum for {file}.'.format(file=path)
raise RuntimeError(err)
checksum = checksum.split(':')[1]
try:
checksum = compute_file_checksums(path, checksum_type)
except IOError as exc:
file = os.path.relpath(exc.filename, '/'.join(tree_path.split('/')[:-3]))
raise RuntimeError('Failed to calculate checksum for %s: %s' % (file, exc.strerror))
entry = {
'file': f,
'checksums': {checksum_type: checksum},
'checksums': checksum,
'size': os.path.getsize(path),
}
metadata['data'].append(entry)