FM / botocore

/opt/imh-python/lib/python3.9/site-packages/botocore/

/opt/imh-python/lib/python3.9/site-packages/botocore

Name	Size	Mode	Actions
data/	-	0755	rm
docs/	-	0755	rm
retries/	-	0755	rm
vendored/	-	0755	rm
__pycache__/	-	0755	rm
args.py	16199	0644	edit dl rm
auth.py	34966	0644	edit dl rm
awsrequest.py	23247	0644	edit dl rm
cacert.pem	271088	0644	edit dl rm
client.py	41514	0644	edit dl rm
compat.py	11715	0644	edit dl rm
config.py	12721	0644	edit dl rm
configloader.py	9580	0644	edit dl rm
configprovider.py	22235	0644	edit dl rm
credentials.py	81582	0644	edit dl rm
discovery.py	11031	0644	edit dl rm
endpoint.py	13811	0644	edit dl rm
errorfactory.py	3727	0644	edit dl rm
eventstream.py	20517	0644	edit dl rm
exceptions.py	19927	0644	edit dl rm
handlers.py	45142	0644	edit dl rm
history.py	1748	0644	edit dl rm
hooks.py	24573	0644	edit dl rm
httpsession.py	13547	0644	edit dl rm
loaders.py	17355	0644	edit dl rm
model.py	28352	0644	edit dl rm
monitoring.py	20586	0644	edit dl rm
paginate.py	27128	0644	edit dl rm
parsers.py	42301	0644	edit dl rm
regions.py	8975	0644	edit dl rm
response.py	6434	0644	edit dl rm
retryhandler.py	13781	0644	edit dl rm
serialize.py	30430	0644	edit dl rm
session.py	43433	0644	edit dl rm
signers.py	28234	0644	edit dl rm
stub.py	14361	0644	edit dl rm
translate.py	3412	0644	edit dl rm
utils.py	86492	0644	edit dl rm
validate.py	11323	0644	edit dl rm
waiter.py	13860	0644	edit dl rm
__init__.py	3881	0644	edit dl rm

Edit: /opt/imh-python/lib/python3.9/site-packages/botocore/validate.py (11323B)

"""User input parameter validation.

This module handles user input parameter validation
against a provided input model.

Note that the objects in this module do *not* mutate any
arguments.  No type version happens here.  It is up to another
layer to properly convert arguments to any required types.

Validation Errors
-----------------

"""

from botocore.compat import six
import decimal
import json
from datetime import datetime

from botocore.utils import parse_to_aware_datetime
from botocore.utils import is_json_value_header
from botocore.exceptions import ParamValidationError

def validate_parameters(params, shape):
    """Validates input parameters against a schema.

This is a convenience function that validates parameters against a schema.
    You can also instantiate and use the ParamValidator class directly if you
    want more control.

If there are any validation errors then a ParamValidationError
    will be raised.  If there are no validation errors than no exception
    is raised and a value of None is returned.

:param params: The user provided input parameters.

:type shape: botocore.model.Shape
    :param shape: The schema which the input parameters should
        adhere to.

:raise: ParamValidationError

"""
    validator = ParamValidator()
    report = validator.validate(params, shape)
    if report.has_errors():
        raise ParamValidationError(report=report.generate_report())

def type_check(valid_types):
    def _create_type_check_guard(func):
        def _on_passes_type_check(self, param, shape, errors, name):
            if _type_check(param, errors, name):
                return func(self, param, shape, errors, name)

def _type_check(param, errors, name):
            if not isinstance(param, valid_types):
                valid_type_names = [six.text_type(t) for t in valid_types]
                errors.report(name, 'invalid type', param=param,
                              valid_types=valid_type_names)
                return False
            return True

return _on_passes_type_check
    return _create_type_check_guard

def range_check(name, value, shape, error_type, errors):
    failed = False
    min_allowed = float('-inf')
    if 'min' in shape.metadata:
        min_allowed = shape.metadata['min']
        if value < min_allowed:
            failed = True
    elif hasattr(shape, 'serialization'):
        # Members that can be bound to the host have an implicit min of 1
        if shape.serialization.get('hostLabel'):
            min_allowed = 1
            if value < min_allowed:
                failed = True
    if failed:
        errors.report(name, error_type, param=value, min_allowed=min_allowed)

class ValidationErrors(object):
    def __init__(self):
        self._errors = []

def has_errors(self):
        if self._errors:
            return True
        return False

def generate_report(self):
        error_messages = []
        for error in self._errors:
            error_messages.append(self._format_error(error))
        return '\n'.join(error_messages)

def _format_error(self, error):
        error_type, name, additional = error
        name = self._get_name(name)
        if error_type == 'missing required field':
            return 'Missing required parameter in %s: "%s"' % (
                name, additional['required_name'])
        elif error_type == 'unknown field':
            return 'Unknown parameter in %s: "%s", must be one of: %s' % (
                name, additional['unknown_param'],
                ', '.join(additional['valid_names']))
        elif error_type == 'invalid type':
            return 'Invalid type for parameter %s, value: %s, type: %s, ' \
                   'valid types: %s' % (name, additional['param'],
                                        str(type(additional['param'])),
                                        ', '.join(additional['valid_types']))
        elif error_type == 'invalid range':
            min_allowed = additional['min_allowed']
            return ('Invalid value for parameter %s, value: %s, '
                    'valid min value: %s' % (name, additional['param'],
                                             min_allowed))
        elif error_type == 'invalid length':
            min_allowed = additional['min_allowed']
            return ('Invalid length for parameter %s, value: %s, '
                    'valid min length: %s' % (name, additional['param'],
                                              min_allowed))
        elif error_type == 'unable to encode to json':
            return 'Invalid parameter %s must be json serializable: %s' \
                % (name, additional['type_error'])

def _get_name(self, name):
        if not name:
            return 'input'
        elif name.startswith('.'):
            return name[1:]
        else:
            return name

def report(self, name, reason, **kwargs):
        self._errors.append((reason, name, kwargs))

class ParamValidator(object):
    """Validates parameters against a shape model."""

def validate(self, params, shape):
        """Validate parameters against a shape model.

This method will validate the parameters against a provided shape model.
        All errors will be collected before returning to the caller.  This means
        that this method will not stop at the first error, it will return all
        possible errors.

:param params: User provided dict of parameters
        :param shape: A shape model describing the expected input.

:return: A list of errors.

"""
        errors = ValidationErrors()
        self._validate(params, shape, errors, name='')
        return errors

def _check_special_validation_cases(self, shape):
        if is_json_value_header(shape):
            return self._validate_jsonvalue_string

def _validate(self, params, shape, errors, name):
        special_validator = self._check_special_validation_cases(shape)
        if special_validator:
            special_validator(params, shape, errors, name)
        else:
            getattr(self, '_validate_%s' % shape.type_name)(
                params, shape, errors, name)

def _validate_jsonvalue_string(self, params, shape, errors, name):
        # Check to see if a value marked as a jsonvalue can be dumped to
        # a json string.
        try:
            json.dumps(params)
        except (ValueError, TypeError) as e:
            errors.report(name, 'unable to encode to json', type_error=e)

@type_check(valid_types=(dict,))
    def _validate_structure(self, params, shape, errors, name):
        # Validate required fields.
        for required_member in shape.metadata.get('required', []):
            if required_member not in params:
                errors.report(name, 'missing required field',
                              required_name=required_member, user_params=params)
        members = shape.members
        known_params = []
        # Validate known params.
        for param in params:
            if param not in members:
                errors.report(name, 'unknown field', unknown_param=param,
                              valid_names=list(members))
            else:
                known_params.append(param)
        # Validate structure members.
        for param in known_params:
            self._validate(params[param], shape.members[param],
                           errors, '%s.%s' % (name, param))

@type_check(valid_types=six.string_types)
    def _validate_string(self, param, shape, errors, name):
        # Validate range.  For a string, the min/max contraints
        # are of the string length.
        # Looks like:
        # "WorkflowId":{
        #   "type":"string",
        #   "min":1,
        #   "max":256
        #  }
        range_check(name, len(param), shape, 'invalid length', errors)

@type_check(valid_types=(list, tuple))
    def _validate_list(self, param, shape, errors, name):
        member_shape = shape.member
        range_check(name, len(param), shape, 'invalid length', errors)
        for i, item in enumerate(param):
            self._validate(item, member_shape, errors, '%s[%s]' % (name, i))

@type_check(valid_types=(dict,))
    def _validate_map(self, param, shape, errors, name):
        key_shape = shape.key
        value_shape = shape.value
        for key, value in param.items():
            self._validate(key, key_shape, errors, "%s (key: %s)"
                           % (name, key))
            self._validate(value, value_shape, errors, '%s.%s' % (name, key))

@type_check(valid_types=six.integer_types)
    def _validate_integer(self, param, shape, errors, name):
        range_check(name, param, shape, 'invalid range', errors)

def _validate_blob(self, param, shape, errors, name):
        if isinstance(param, (bytes, bytearray, six.text_type)):
            return
        elif hasattr(param, 'read'):
            # File like objects are also allowed for blob types.
            return
        else:
            errors.report(name, 'invalid type', param=param,
                          valid_types=[str(bytes), str(bytearray),
                                       'file-like object'])

@type_check(valid_types=(bool,))
    def _validate_boolean(self, param, shape, errors, name):
        pass

@type_check(valid_types=(float, decimal.Decimal) + six.integer_types)
    def _validate_double(self, param, shape, errors, name):
        range_check(name, param, shape, 'invalid range', errors)

_validate_float = _validate_double

@type_check(valid_types=six.integer_types)
    def _validate_long(self, param, shape, errors, name):
        range_check(name, param, shape, 'invalid range', errors)

def _validate_timestamp(self, param, shape, errors, name):
        # We don't use @type_check because datetimes are a bit
        # more flexible.  You can either provide a datetime
        # object, or a string that parses to a datetime.
        is_valid_type = self._type_check_datetime(param)
        if not is_valid_type:
            valid_type_names = [six.text_type(datetime), 'timestamp-string']
            errors.report(name, 'invalid type', param=param,
                          valid_types=valid_type_names)

def _type_check_datetime(self, value):
        try:
            parse_to_aware_datetime(value)
            return True
        except (TypeError, ValueError, AttributeError):
            # Yes, dateutil can sometimes raise an AttributeError
            # when parsing timestamps.
            return False

class ParamValidationDecorator(object):
    def __init__(self, param_validator, serializer):
        self._param_validator = param_validator
        self._serializer = serializer

def serialize_to_request(self, parameters, operation_model):
        input_shape = operation_model.input_shape
        if input_shape is not None:
            report = self._param_validator.validate(parameters,
                                                    operation_model.input_shape)
            if report.has_errors():
                raise ParamValidationError(report=report.generate_report())
        return self._serializer.serialize_to_request(parameters,
                                                     operation_model)

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