def sanity_check():
"""Sanity check the E3 install."""
errors = 0
print('YAMLCheck:', end=' ')
try:
import yaml
yaml.dump({'Yaml': 'works'})
print('PASSED')
except Exception:
print('FAILED')
errors += 1
print('HashlibCheck:', end=' ')
try:
from e3.hash import sha1, md5
sha1(__file__)
md5(__file__)
print('PASSED')
except Exception:
print('FAILED')
errors += 1
print('Version:', end=' ')
try:
print(version())
except Exception:
errors += 1
return errors
def sanity_check():
"""Sanity check the E3 install."""
errors = 0
sys.stdout.write('YAMLCheck: ')
try:
import yaml
yaml.dump({'Yaml': 'works'})
sys.stdout.write('PASSED\n')
except Exception:
sys.stdout.write('FAILED\n')
errors += 1
sys.stdout.write('HashlibCheck: ')
try:
from e3.hash import sha1, md5
sha1(__file__)
md5(__file__)
sys.stdout.write('PASSED\n')
except Exception:
sys.stdout.write('FAILED\n')
errors += 1
try:
revision = version()
major, num, git_rev = revision.split('-')
sys.stdout.write('MajorVersion: %s\n' % major)
sys.stdout.write('ChangeNumber: %s\n' % num)
except Exception:
sys.stdout.write('MajorVersion: FAILED\n')
sys.stdout.write('ChangeNumber: FAILED\n')
return errors
def add_file(self, filename):
"""Add a file element to the fingerprint.
:param filename: a path
:type filename: str
Adding a filename element to a fingerprint is equivalent to do add
an element for which key is the basename of the file and value is
is the sha1 of the content
"""
assert os.path.isfile(filename), \
'filename %s does not exist' % filename
self.elements[os.path.basename(filename)] = sha1(filename)
def load_fingerprint(self, kind, sha1_only=False):
"""Load the content of the fingerprint from disc.
:param kind: the primitive name
:type kind: str
:param sha1_only: if true returns only the checksum of the
fingerprint file
:type sha1_only: bool
:return: if sha1_only is True, returns a sha1 hexdigest else returns
a Fingerprint object (the content of the fingerprint file or an
empty Fingerprint when the fingerprint is invalid or does not
exist)
:rtype: str | Fingerprint
"""
fingerprint_file = os.path.join(
self.meta_dir, kind + '_fingerprint.yaml')
if sha1_only:
return sha1(fingerprint_file)
result = None
if os.path.exists(fingerprint_file):
with open(fingerprint_file) as f:
try:
result = yaml.load(f)
except ReaderError as e:
logger.warning(e)
# Invalid fingerprint
logger.warning('invalid fingerprint, discard it')
result = None
if not isinstance(result, Fingerprint):
# The fingerprint file did not exist or was invalid
# returns an empty fingerprint
result = Fingerprint()
return result
