def _verify_file_hash(self):
if not os.path.exists(self.filename):
log.debug('File does not exist')
return False
file_hash = self._get_file_hash_from_manifest()
try:
with open(self.filename, 'rb') as f:
data = f.read()
except Exception as err:
log.debug(err, exc_info=True)
return False
if file_hash == get_hash(data):
return True
else:
return False
def _check_hash(self):
# Checks hash of downloaded file
if self.hexdigest is None:
# No hash provided to check.
# So just return any data recieved
log.debug("No hash to verify")
return None
if self.file_binary_data is None:
# Exit quickly if we got nohting to compare
# Also I'm sure we'll get an exception trying to
# pass None to get hash :)
log.debug("Cannot verify file hash - No Data")
return False
log.debug("Checking file hash")
log.debug("Update hash: {}".format(self.hexdigest))
file_hash = get_hash(self.file_binary_data)
if file_hash == self.hexdigest:
log.debug("File hash verified")
return True
log.debug("Cannot verify file hash")
return False
def _check_hash(self):
# Checks hash of downloaded file
if self.hexdigest is None:
# No hash provided to check.
# So just return any data recieved
log.debug('No hash to verify')
return None
if self.file_binary_data is None:
# Exit quickly if we got nohting to compare
# Also I'm sure we'll get an exception trying to
# pass None to get hash :)
log.debug('Cannot verify file hash - No Data')
return False
log.debug('Checking file hash')
log.debug('Update hash: %s', self.hexdigest)
file_hash = get_hash(self.file_binary_data)
if file_hash == self.hexdigest:
log.debug('File hash verified')
return True
log.debug('Cannot verify file hash')
return False
def _is_downloaded(self, name):
latest = get_highest_version(name, self.platform, self.easy_data)
filename = get_filename(name, latest, self.platform, self.easy_data)
hash_key = '{}*{}*{}*{}*{}'.format(self.updates_key, name, latest,
self.platform, 'file_hash')
_hash = self.easy_data.get(hash_key)
# Comparing file hashes to ensure security
with jms_utils.paths.ChDir(self.update_folder):
if not os.path.exists(filename):
return False
try:
with open(filename, 'rb') as f:
data = f.read()
except Exception as err:
log.debug(err, exc_info=True)
return False
if _hash == get_hash(data):
return True
else:
return False
def _is_downloaded(self, name):
latest = get_highest_version(name, self.platform, self.easy_data)
filename = get_filename(name, latest, self.platform, self.easy_data)
hash_key = '{}*{}*{}*{}*{}'.format(self.updates_key, name,
latest, self.platform,
'file_hash')
_hash = self.easy_data.get(hash_key)
# Comparing file hashes to ensure security
with jms_utils.paths.ChDir(self.update_folder):
if not os.path.exists(filename):
return False
try:
with open(filename, 'rb') as f:
data = f.read()
except Exception as err:
log.debug(err, exc_info=True)
return False
if _hash == get_hash(data):
return True
else:
return False
def test_get_hash(self):
digest = ('380fd2bf3d78bb411e4c1801ce3ce7804bf5a22d79'
'405d950e5d5c8f3169fca0')
assert digest == get_hash('Get this hash please')
def test_get_hash(self):
digest = ('380fd2bf3d78bb411e4c1801ce3ce7804bf5a22d79'
'405d950e5d5c8f3169fca0')
assert digest == get_hash('Get this hash please')
