def validate_security_group_str(value, parameter_name, vpc_id=None):
# NOTE(Alex) Amazon accepts any ASCII for EC2 classic;
# for EC2-VPC: a-z, A-Z, 0-9, spaces, and ._-:/()#,@[]+=&;{}!$*
if vpc_id:
allowed = '^[a-zA-Z0-9\._\-:/\(\)#,@\[\]\+=&;\{\}!\$\*\ ]+$'
else:
allowed = r'^[\x20-\x7E]+$'
msg = ''
try:
val = value.strip()
except AttributeError:
msg = (_("Security group %s is not a string or unicode") %
parameter_name)
if not val:
msg = _("Security group %s cannot be empty.") % parameter_name
elif allowed and not re.match(allowed, val):
# Some validation to ensure that values match API spec.
# - Alphanumeric characters, spaces, dashes, and underscores.
# TODO(Daviey): LP: #813685 extend beyond group_name checking, and
# probably create a param validator that can be used elsewhere.
msg = (_("Specified value for parameter Group%(property)s is "
"invalid. Content limited to '%(allowed)s'.") %
{'allowed': 'allowed',
'property': parameter_name})
elif len(val) > 255:
msg = _("Security group %s should not be greater "
"than 255 characters.") % parameter_name
if msg:
raise exception.ValidationError(reason=msg)
return True
def validate_str(val, parameter_name, max_length=None):
if (isinstance(val, basestring) and
(max_length is None or max_length and len(val) <= max_length)):
return True
raise exception.ValidationError(
reason=_("%s should not be greater "
"than 255 characters.") % parameter_name)
def validate_security_group_str(value, parameter_name, vpc_id=None):
# NOTE(Alex) Amazon accepts any ASCII for EC2 classic;
# for EC2-VPC: a-z, A-Z, 0-9, spaces, and ._-:/()#,@[]+=&;{}!$*
if vpc_id:
allowed = '^[a-zA-Z0-9\._\-:/\(\)#,@\[\]\+=&;\{\}!\$\*\ ]+$'
else:
allowed = r'^[\x20-\x7E]+$'
msg = ''
try:
val = value.strip()
except AttributeError:
msg = (_("Security group %s is not a string or unicode") %
parameter_name)
if not val:
msg = _("Security group %s cannot be empty.") % parameter_name
elif not re.match(allowed, val):
msg = (_("Specified value for parameter Group%(property)s is "
"invalid. Content limited to '%(allowed)s'.") % {
'allowed': 'allowed',
'property': parameter_name
})
elif len(val) > 255:
msg = _("Security group %s should not be greater "
"than 255 characters.") % parameter_name
if msg:
raise exception.ValidationError(reason=msg)
return True
def validate_int(val, parameter_name):
if isinstance(val, int):
return True
raise exception.ValidationError(
reason=(_("Expected an integer value for parameter %s") %
parameter_name))
def validate_bool(val, parameter_name):
if isinstance(val, bool):
return True
raise exception.ValidationError(
reason=_("Expected a boolean value for parameter %s") % parameter_name)