def check_string_length(value, name=None, min_length=0, max_length=None):
"""Check the length of specified string
:param value: the value of the string
:param name: the name of the string
:param min_length: the min_length of the string
:param max_length: the max_length of the string
"""
if not isinstance(value, six.string_types):
if name is None:
msg = _("The input is not a string or unicode")
else:
msg = _("%s is not a string or unicode") % name
raise exception.InvalidInput(message=msg)
if name is None:
name = value
if len(value) < min_length:
msg = _("%(name)s has a minimum character requirement of "
"%(min_length)s.") % {
'name': name,
'min_length': min_length
}
raise exception.InvalidInput(message=msg)
if max_length and len(value) > max_length:
msg = _("%(name)s has more than %(max_length)s "
"characters.") % {
'name': name,
'max_length': max_length
}
raise exception.InvalidInput(message=msg)
def get_my_linklocal(interface):
try:
if_str = execute('ip', '-f', 'inet6', '-o', 'addr', 'show', interface)
condition = '\s+inet6\s+([0-9a-f:]+)/\d+\s+scope\s+link'
links = [re.search(condition, x) for x in if_str[0].split('\n')]
address = [w.group(1) for w in links if w is not None]
if address[0] is not None:
return address[0]
else:
msg = _('Link Local address is not found.:%s') % if_str
raise exception.NovaException(msg)
except Exception as ex:
msg = _("Couldn't get Link Local IP of %(interface)s"
" :%(ex)s") % {
'interface': interface,
'ex': ex
}
raise exception.NovaException(msg)
def convert_version_to_int(version):
try:
if isinstance(version, six.string_types):
version = convert_version_to_tuple(version)
if isinstance(version, tuple):
return reduce(lambda x, y: (x * 1000) + y, version)
except Exception:
msg = _("Hypervisor version %s is invalid.") % version
raise exception.NovaException(msg)
def validate_integer(value, name, min_value=None, max_value=None):
"""Make sure that value is a valid integer, potentially within range."""
try:
value = int(str(value))
except (ValueError, UnicodeEncodeError):
msg = _('%(value_name)s must be an integer')
raise exception.InvalidInput(reason=(msg % {'value_name': name}))
if min_value is not None:
if value < min_value:
msg = _('%(value_name)s must be >= %(min_value)d')
raise exception.InvalidInput(reason=(msg % {
'value_name': name,
'min_value': min_value
}))
if max_value is not None:
if value > max_value:
msg = _('%(value_name)s must be <= %(max_value)d')
raise exception.InvalidInput(reason=(msg % {
'value_name': name,
'max_value': max_value
}))
return value
def set_rules(self, rules, overwrite=True, use_conf=False):
"""Create a new Rules object based on the provided dict of rules.
:param rules: New rules to use. It should be an instance of dict.
:param overwrite: Whether to overwrite current rules or update them
with the new rules.
:param use_conf: Whether to reload rules from cache or config file.
"""
if not isinstance(rules, dict):
raise TypeError(_("Rules must be an instance of dict or Rules, "
"got %s instead") % type(rules))
self.use_conf = use_conf
if overwrite:
self.rules = Rules(rules, self.default_rule)
else:
self.rules.update(rules)
def set_rules(self, rules, overwrite=True, use_conf=False):
"""Create a new Rules object based on the provided dict of rules.
:param rules: New rules to use. It should be an instance of dict.
:param overwrite: Whether to overwrite current rules or update them
with the new rules.
:param use_conf: Whether to reload rules from cache or config file.
"""
if not isinstance(rules, dict):
raise TypeError(
_("Rules must be an instance of dict or Rules, "
"got %s instead") % type(rules))
self.use_conf = use_conf
if overwrite:
self.rules = Rules(rules, self.default_rule)
else:
self.rules.update(rules)
def __init__(self, rule):
msg = _("Policy doesn't allow %s to be performed.") % rule
super(PolicyNotAuthorized, self).__init__(msg)
import re
from oslo_config import cfg
from oslo_serialization import jsonutils
import six
import six.moves.urllib.parse as urlparse
import six.moves.urllib.request as urlrequest
from report.openstack.common import fileutils
from report.openstack.common._i18n import _, _LE
policy_opts = [
cfg.StrOpt('policy_file',
default='policy.json',
help=_('The JSON file that defines policies.')),
cfg.StrOpt('policy_default_rule',
default='default',
help=_('Default rule. Enforced when a requested rule is not '
'found.')),
cfg.MultiStrOpt('policy_dirs',
default=['policy.d'],
help=_('Directories where policy configuration files are '
'stored. They can be relative to any directory '
'in the search path defined by the config_dir '
'option, or absolute paths. The file defined by '
'policy_file must exist for these directories to '
'be searched. Missing or empty directories are '
'ignored.')),
]
def check_isinstance(obj, cls):
"""Checks that obj is of type cls, and lets PyLint infer types."""
if isinstance(obj, cls):
return obj
raise Exception(_('Expected object of type: %s') % (str(cls)))
def __init__(self, rule):
msg = _("Policy doesn't allow %s to be performed.") % rule
super(PolicyNotAuthorized, self).__init__(msg)
import os
import re
from oslo_config import cfg
from oslo_serialization import jsonutils
import six
import six.moves.urllib.parse as urlparse
import six.moves.urllib.request as urlrequest
from report.openstack.common import fileutils
from report.openstack.common._i18n import _, _LE
policy_opts = [
cfg.StrOpt('policy_file',
default='policy.json',
help=_('The JSON file that defines policies.')),
cfg.StrOpt('policy_default_rule',
default='default',
help=_('Default rule. Enforced when a requested rule is not '
'found.')),
cfg.MultiStrOpt('policy_dirs',
default=['policy.d'],
help=_('Directories where policy configuration files are '
'stored. They can be relative to any directory '
'in the search path defined by the config_dir '
'option, or absolute paths. The file defined by '
'policy_file must exist for these directories to '
'be searched. Missing or empty directories are '
'ignored.')),
]
