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Prefix property handling

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Updated the module so it prepends the prefix property by prepending it
to the filenames before signing the metadata on the write method.
This commit is contained in:
Santiago Torres 2014-01-28 22:46:10 -05:00
parent e4de851d28
commit 940142b2dc
1 changed files with 17 additions and 8 deletions
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25
tuf/devtools.py
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@ -159,7 +159,8 @@ def __init__(self,
tuf.formats.PATH_SCHEMA.check_match(repository_directory)
tuf.formats.PATH_SCHEMA.check_match(metadata_directory)
tuf.formats.PATH_SCHEMA.check_match(targets_directory)
tuf.formats.PATH_SCHEMA.check_match(file_prefix)
self._repository_directory = repository_directory
self._metadata_directory = metadata_directory
self._targets_directory = targets_directory
@ -167,7 +168,7 @@ def __init__(self,
# Set the top-level role objects.
self.targets = Targets(self._targets_directory, 'targets')
self.prefix = file_prefix
#TODO: continue where we left off.
def write(self, write_partial=False, consistent_snapshots=False):
@ -230,7 +231,7 @@ def write(self, write_partial=False, consistent_snapshots=False):
_generate_and_write_metadata(delegated_rolename, delegated_filename,
write_partial, self._targets_directory,
self._metadata_directory,
consistent_snapshots)
consistent_snapshots,prefix=self.prefix)
# Generate the 'targets.txt' metadata file.
@ -240,7 +241,7 @@ def write(self, write_partial=False, consistent_snapshots=False):
_generate_and_write_metadata('targets', targets_filename, write_partial,
self._targets_directory,
self._metadata_directory,
consistent_snapshots)
consistent_snapshots,prefix=self.prefix)
# Delete the metadata of roles no longer in 'tuf.roledb'. Obsolete roles
@ -447,7 +448,8 @@ def _print_status(rolename, signable):
def _generate_and_write_metadata(rolename, metadata_filename, write_partial,
targets_directory, metadata_directory,
consistent_snapshots, filenames=None):
consistent_snapshots, filenames=None,
prefix=''):
"""
Non-public function that can generate and write the metadata of the specified
top-level 'rolename'. It also increments version numbers if:
@ -459,20 +461,27 @@ def _generate_and_write_metadata(rolename, metadata_filename, write_partial,
"""
metadata = None
print("we do get here")
# Retrieve the roleinfo of 'rolename' to extract the needed metadata
# attributes, such as version number, expiration, etc.
roleinfo = tuf.roledb.get_roleinfo(rolename)
#release_compressions = tuf.roledb.get_roleinfo('release')['compressions']
metadata = generate_targets_metadata(targets_directory,
roleinfo['paths'],
roleinfo['version'],
roleinfo['expires'],
roleinfo['delegations'],
consistent_snapshots)
consistent_snapshots)
# preprend the prefix to the project's filepath to avoid signature errors
# in upstream
for element in metadata['targets'].keys():
metadata['targets'][prefix+element] = metadata['targets'][element]
if prefix != '':
del(metadata['targets'][element])
signable = sign_metadata(metadata, roleinfo['signing_keyids'],
metadata_filename)
# Check if the version number of 'rolename' may be automatically incremented,
# depending on whether if partial metadata is loaded or if the metadata is
# written with write() / write_partial().