def register_or_get_nailpack(app, api, nailpack_name):
if api:
if hasattr(api, '_registered_nailpacks'):
if _.includes(_.keys(api._registered_nailpacks), nailpack_name):
return api._registered_nailpacks[nailpack_name]
nailpack = importlib.import_module(nailpack_name).Nailpack()
api._registered_nailpacks[nailpack_name] = nailpack
else:
nailpack = importlib.import_module(nailpack_name).Nailpack()
registered_nailpacks = {}
registered_nailpacks[nailpack_name] = nailpack
setattr(api, '_registered_nailpacks', registered_nailpacks)
setattr(nailpack, 'api', api)
else:
nailpack = importlib.import_module(nailpack_name).Nailpack()
if hasattr(app, '_registered_nailpacks'):
if _.includes(_.keys(app._registered_nailpacks), nailpack_name):
return app._registered_nailpacks[nailpack_name]
app._registered_nailpacks.append(nailpack.name)
else:
registered_nailpacks = {}
registered_nailpacks[nailpack_name] = nailpack
setattr(app, '_registered_nailpacks', registered_nailpacks)
for key in helpers.pubkeys(nailpack):
if app:
regsiter_event(app, key, getattr(nailpack, key))
if api:
regsiter_event(api, key, getattr(nailpack, key))
if app:
setattr(nailpack, 'app', app)
setattr(nailpack, 'name', nailpack_name)
setattr(nailpack, 'level', get_level(nailpack))
return nailpack
def is_cached(self, cached):
s = self.app.services
spinner = self.app.spinner
if hasattr(self, 'root') and self.root and not self.app.finished:
return False
if not hasattr(self, 'checksum_paths') and not hasattr(
self, 'has_paths'):
return cached
if not cached and (not hasattr(self, 'root') or not self.root) and \
(not hasattr(self, 'agnostic') or not self.agnostic):
return cached
cached = True
checksum_paths = self.checksum_paths if hasattr(
self, 'checksum_paths') else []
has_paths = self.has_paths if hasattr(self, 'has_paths') else []
for checksum_path in checksum_paths:
checksum = s.cache.checksum(checksum_path)
cached_checksums = s.cache.get_checksums(self.name)
if not _.includes(cached_checksums, checksum):
cached = False
break
for has_path in has_paths:
if not path.exists(has_path):
cached = False
break
return cached
def get_keys(self, include_ubuntu_keys=False, trying_again=False):
s = self.app.services
keys = []
stdout = s.util.subproc('gpg --keyid-format LONG --list-keys')
matches = re.split(r'-{4}\n', stdout)
stdout_keys = []
if len(matches) > 1:
stdout_keys = list(filter(None, matches[1].split('\n\n')))
for stdout_key in stdout_keys:
key = Munch()
lines = stdout_key.split('\n')
if (len(lines) >= 2):
match = next(
re.finditer(r'(pub\s+)(\w+)\/(\w+)\s+([\w-]+)', lines[0]),
None)
if match:
key_long = match.groups()[2].strip()
pub_key_short = key_long[8:]
key.pub = munchify({
'cipher': match.groups()[1].strip(),
'key': {
'long': key_long,
'short': pub_key_short,
},
'date': match.groups()[3].strip()
})
match = next(
re.finditer(r'(uid\s+\[.+]\s+)(.+)(<[^<>]+>)', lines[1]),
None)
if match:
email = match.groups()[2].strip()
key.name = match.groups()[1].strip()
key.email = email[1:len(email) - 1]
if (len(lines) >= 3):
match = next(
re.finditer(r'(sub\s+)(\w+)\/(\w+)\s+([\w-]+)', lines[2]),
None)
if match:
key_long = match.groups()[2].strip()
key.sub = Munch({
'cipher': match.groups()[1].strip(),
'key': {
'long': key_long,
'short': key_long[8:],
},
'date': match.groups()[3].strip()
})
if not ('pub' in key and 'name' in key and 'email' in key):
continue
if not include_ubuntu_keys:
if _.includes(self.ubuntu_keys, key.pub.key.short):
continue
keys.append(key)
if len(keys) <= 0:
if trying_again:
self.app.spinner.fail('failed to load gpg keys')
exit(1)
self.gen_key()
return self.get_keys(trying_again=True)
return keys
def get_random_numbers(count, length):
random_numbers = list()
for i in range(count):
random_number = int(random() * length)
if _.includes(random_numbers, random_number):
random_number = get_next_unique_number(length, random_numbers,
random_number)
random_numbers.append(random_number)
return random_numbers
def handle_error(app, err):
debug = False
if app.config.get('log.logging', 'level') == 'DEBUG':
debug = True
if _.includes(app.config.keys(NAME), 'debug') and app.config.get(
NAME, 'debug'):
debug = True
if debug:
traceback.print_exc()
return app.log.error(err.message)
def load_conf(conf):
if _.includes(sys.argv, '-h') or _.includes(sys.argv, '--help'):
return conf
cwd_path = os.getcwd()
flag = None
if _.includes(sys.argv, '--source'):
flag = '--source'
elif _.includes(sys.argv, '--src'):
flag = '--src'
elif _.includes(sys.argv, '-s'):
flag = '-s'
if flag:
flag_index = _.index_of(sys.argv, flag)
if len(sys.argv) > flag_index + 1:
cwd_path = path.abspath(sys.argv[flag_index + 1])
config_path = path.join(cwd_path, 'config.yml')
if not path.exists(config_path):
Halo(text='config not found: ' + config_path).fail()
exit(1)
with open(config_path, 'r') as f:
try:
conf = munchify(_.merge({}, conf, yaml.load(f)))
except yaml.YAMLError as err:
print(err)
exit(1)
conf.paths.cwd = cwd_path
if 'version' in conf:
conf.version = str(conf.version)
conf.paths.install = path.join(conf.paths.mount, 'casper')
if not path.exists(path.join(conf.paths.install, 'filesystem.squashfs')):
conf.paths.install = path.join(conf.paths.mount, 'install')
output_path = conf.paths.output
conf = munchify(
_.merge({}, conf, {
'paths':
_.zip_object(
_.keys(conf.paths),
_.map(conf.paths,
lambda x: path.abspath(path.join(conf.paths.cwd, x))))
}))
conf.paths.output = path.abspath(output_path)
return conf
def get_words(path, category):
words_by_category = get_words_by_category(path)
if category:
if not category in words_by_category:
raise DefaultException('\'' + category +
'\' category does not exist')
return words_by_category[category]
words = list()
for (key, item) in viewitems(words_by_category):
for word in words_by_category[key]:
if not _.includes(words, item):
words.append(word)
return words
def run_required(self):
global steps_ran
steps = self.app.steps
cached = True
if not hasattr(self, 'requires'):
return False
if len(self.requires) <= 0:
cached = False
for required in self.requires:
maybe_cached = True
if _.includes(_.keys(steps_ran), required):
maybe_cached = steps_ran[required]
else:
maybe_cached = getattr(steps, required).start()
if not maybe_cached:
cached = maybe_cached
return cached
def setup_logger(config_path='logging.yml',
name=None,
level=logging.INFO,
key='LOG_CFG'):
config_path = path.abspath(os.environ[key] if key in
os.environ else config_path)
config = None
if path.exists(config_path):
with open(config_path, 'r') as f:
config = yaml.safe_load(f.read())
logging.config.dictConfig(config)
else:
logging.basicConfig(level=level)
logger = logging.getLogger()
if name:
logger = logging.getLogger(name)
if _.includes(sys.argv, '--debug'):
logger.setLevel(logging.DEBUG)
return logger
def get_level(nailpack):
if hasattr(nailpack, 'level_override'):
if nailpack.level_override == 'api':
if hasattr(nailpack, 'api'):
if _.includes(nailpack.api.config.main.nailpacks, nailpack.name):
return 'api'
elif _.includes(nailpack.app.config.main.nailpacks, nailpack.name):
return 'app'
elif nailpack.level_override == 'app_as_api':
if hasattr(nailpack, 'api'):
if _.includes(nailpack.api.config.main.nailpacks, nailpack.name):
return 'api'
elif _.includes(nailpack.app.config.main.nailpacks, nailpack.name):
nailpack.api.config.main.nailpacks.append(nailpack.name)
return 'api'
elif _.includes(nailpack.app.config.main.nailpacks, nailpack.name):
return 'app'
if not hasattr(nailpack, 'api'):
if _.includes(nailpack.app.config.main.nailpacks, nailpack.name):
return 'app'
elif not _.includes(nailpack.app.config.main.nailpacks, nailpack.name):
if _.includes(nailpack.api.config.main.nailpacks, nailpack.name):
return 'api'
return 'invalid'
def get_next_unique_number(length, numbers, number):
number = (number + 1) % length
if _.includes(numbers, number):
number = get_next_unique_number(length, numbers, number)
return number
def get_data_type(self, container):
data_type = container['Config']['Image'][:container['Config']['Image'].
index(':')]
if not _.includes(_.keys(self.handlers), data_type):
data_type = 'raw'
return data_type
lambda x: path.abspath(path.join(conf.paths.cwd, x))))
}))
conf.paths.output = path.abspath(output_path)
return conf
App = create_app(name='forkbuntu',
controllers=controllers,
services=services,
conf=load_conf({
'apt': {
'restricted': True,
'universe': True,
'multiarch': True
},
'debug': _.includes(sys.argv, '--debug'),
'filesystem': {
'compress': False
},
'packages': [],
'paths': {
'apt_ftparchive': '.tmp/apt-ftparchive',
'cwd': os.getcwd(),
'cwt': '.tmp',
'filesystem': '.tmp/filesystem',
'indices': '.tmp/indices',
'iso': 'ubuntu-18.04-server-amd64.iso',
'keyring': '.tmp/keyring',
'initrd': '.tmp/initrd',
'mount': '.tmp/iso',
'output': 'forkbuntu.iso',
