def test_ubuntu(self):
self.assertFalse(distribution.os_matches(('Ubuntu', '12.04', 'precise'),
('Ubuntu', '13.04', 'raring')))
self.assertTrue(distribution.os_matches(('Ubuntu', '13.04', 'raring'),
('Ubuntu', '13.04', 'raring')))
self.assertTrue(distribution.os_matches(('Ubuntu', '12.04', 'precise'),
('Ubuntu', '12.04', 'precise')))
def test_debian(self):
self.assertFalse(distribution.os_matches(('debian', '6.0.6', ''),
('debian', '7.0', '')))
self.assertTrue(distribution.os_matches(('debian', '6.0.6', ''),
('debian', '6.0.5', '')))
self.assertTrue(distribution.os_matches(('debian', '6.0.6', ''),
('debian', '6.1', '')))
def download_network_cached(cache_url, dir_url, software_url, software_root,
key, path, logger, signature_certificate_list,
download_from_binary_cache_url_blacklist=None):
"""Downloads from a network cache provider
return True if download succeeded.
"""
if not LIBNETWORKCACHE_ENABLED:
return False
if not(cache_url and dir_url and software_url and software_root):
return False
for url in download_from_binary_cache_url_blacklist:
if software_url.startswith(url):
return False
try:
nc = NetworkcacheClient(cache_url, dir_url,
signature_certificate_list=signature_certificate_list or None)
except TypeError:
logger.warning('Incompatible version of networkcache, not using it.')
return False
logger.info('Downloading %s binary from network cache.' % software_url)
try:
file_descriptor = None
json_entry_list = nc.select_generic(key)
for entry in json_entry_list:
json_information, _ = entry
try:
tags = json.loads(json_information)
if tags.get('machine') != platform.machine():
continue
if not os_matches(ast.literal_eval(tags.get('os')),
distribution_tuple()):
continue
if tags.get('software_url') != software_url:
continue
if tags.get('software_root') != software_root:
continue
sha512 = tags.get('sha512')
file_descriptor = nc.download(sha512)
break
except Exception:
continue
if file_descriptor is not None:
f = open(path, 'w+b')
try:
shutil.copyfileobj(file_descriptor, f)
finally:
f.close()
file_descriptor.close()
return True
except (IOError, DirectoryNotFound) as e:
logger.info('Failed to download from network cache %s: %s' % \
(software_url, str(e)))
return False
def test_centos(self):
self.assertFalse(distribution.os_matches(('CentOS', '6.3', 'Final'),
('Ubuntu', '13.04', 'raring')))
self.assertFalse(distribution.os_matches(('CentOS', '6.3', 'Final'),
('debian', '6.3', '')))
