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How to use delete_function_url_config method in localstack

Best Python code snippet using localstack_python

awslambda.py

Source:awslambda.py

1import os2from localstack.services.awslambda.lambda_api import get_lambda_policy_name3from localstack.services.awslambda.lambda_utils import get_handler_file_from_name4from localstack.services.cloudformation.deployment_utils import (5    generate_default_name,6    get_cfn_response_mod_file,7    select_parameters,8)9from localstack.services.cloudformation.service_models import LOG, REF_ID_ATTRS, GenericBaseModel10from localstack.utils.aws import aws_stack11from localstack.utils.common import (12    cp_r,13    is_base64,14    is_zip_file,15    mkdir,16    new_tmp_dir,17    rm_rf,18    save_file,19    select_attributes,20    short_uid,21    to_bytes,22)23from localstack.utils.testutil import create_zip_file24class LambdaFunction(GenericBaseModel):25    @staticmethod26    def cloudformation_type():27        return "AWS::Lambda::Function"28    def fetch_state(self, stack_name, resources):29        func_name = self.resolve_refs_recursively(stack_name, self.props["FunctionName"], resources)30        return aws_stack.connect_to_service("lambda").get_function(FunctionName=func_name)31    def get_physical_resource_id(self, attribute=None, **kwargs):32        func_name = self.props.get("FunctionName")33        if attribute == "Arn":34            return aws_stack.lambda_function_arn(func_name)35        return func_name36    def update_resource(self, new_resource, stack_name, resources):37        props = new_resource["Properties"]38        client = aws_stack.connect_to_service("lambda")39        config_keys = [40            "Description",41            "Environment",42            "FunctionName",43            "Handler",44            "ImageConfig",45            "Layers",46            "MemorySize",47            "Role",48            "Runtime",49            "Timeout",50            "TracingConfig",51            "VpcConfig",52        ]53        update_config_props = select_attributes(props, config_keys)54        update_config_props = self.resolve_refs_recursively(55            stack_name, update_config_props, resources56        )57        if "Timeout" in update_config_props:58            update_config_props["Timeout"] = int(update_config_props["Timeout"])59        if "Code" in props:60            code = props["Code"] or {}61            if not code.get("ZipFile"):62                LOG.debug(63                    'Updating code for Lambda "%s" from location: %s', props["FunctionName"], code64                )65            code = LambdaFunction.get_lambda_code_param(props, _include_arch=True)66            client.update_function_code(FunctionName=props["FunctionName"], **code)67        if "Environment" in update_config_props:68            environment_variables = update_config_props["Environment"].get("Variables", {})69            update_config_props["Environment"]["Variables"] = {70                k: str(v) for k, v in environment_variables.items()71            }72        return client.update_function_configuration(**update_config_props)73    @staticmethod74    def add_defaults(resource, stack_name: str):75        func_name = resource.get("Properties", {}).get("FunctionName")76        if not func_name:77            resource["Properties"]["FunctionName"] = generate_default_name(78                stack_name, resource["LogicalResourceId"]79            )80    @staticmethod81    def get_lambda_code_param(params, _include_arch=False, **kwargs):82        code = params.get("Code", {})83        zip_file = code.get("ZipFile")84        if zip_file and not is_base64(zip_file) and not is_zip_file(to_bytes(zip_file)):85            tmp_dir = new_tmp_dir()86            handler_file = get_handler_file_from_name(params["Handler"], runtime=params["Runtime"])87            tmp_file = os.path.join(tmp_dir, handler_file)88            save_file(tmp_file, zip_file)89            # add 'cfn-response' module to archive - see:90            # https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cfn-lambda-function-code-cfnresponsemodule.html91            cfn_response_tmp_file = get_cfn_response_mod_file()92            cfn_response_mod_dir = os.path.join(tmp_dir, "node_modules", "cfn-response")93            mkdir(cfn_response_mod_dir)94            cp_r(95                cfn_response_tmp_file,96                os.path.join(cfn_response_mod_dir, "index.js"),97            )98            # create zip file99            zip_file = create_zip_file(tmp_dir, get_content=True)100            code["ZipFile"] = zip_file101            rm_rf(tmp_dir)102        if _include_arch and "Architectures" in params:103            code["Architectures"] = params.get("Architectures")104        return code105    @staticmethod106    def get_deploy_templates():107        def get_delete_params(params, **kwargs):108            return {"FunctionName": params.get("FunctionName")}109        def get_environment_params(params, **kwargs):110            # botocore/data/lambda/2015-03-31/service-2.json:1161 (EnvironmentVariableValue)111            # https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-lambda-function-environment.html112            if "Environment" in params:113                environment_variables = params["Environment"].get("Variables", {})114                return {"Variables": {k: str(v) for k, v in environment_variables.items()}}115        return {116            "create": {117                "function": "create_function",118                "parameters": {119                    "Architectures": "Architectures",120                    "Code": LambdaFunction.get_lambda_code_param,121                    "Description": "Description",122                    "Environment": get_environment_params,123                    "FunctionName": "FunctionName",124                    "Handler": "Handler",125                    "ImageConfig": "ImageConfig",126                    "PackageType": "PackageType",127                    "Layers": "Layers",128                    "MemorySize": "MemorySize",129                    "Runtime": "Runtime",130                    "Role": "Role",131                    "Timeout": "Timeout",132                    "TracingConfig": "TracingConfig",133                    "VpcConfig": "VpcConfig"134                    # TODO add missing fields135                },136                "defaults": {"Role": "test_role"},137                "types": {"Timeout": int, "MemorySize": int},138            },139            "delete": {"function": "delete_function", "parameters": get_delete_params},140        }141class LambdaFunctionVersion(GenericBaseModel):142    @staticmethod143    def cloudformation_type():144        return "AWS::Lambda::Version"145    def fetch_state(self, stack_name, resources):146        name = self.resolve_refs_recursively(stack_name, self.props.get("FunctionName"), resources)147        if not name:148            return None149        func_name = aws_stack.lambda_function_name(name)150        func_version = name.split(":")[7] if len(name.split(":")) > 7 else "$LATEST"151        versions = aws_stack.connect_to_service("lambda").list_versions_by_function(152            FunctionName=func_name153        )154        return ([v for v in versions["Versions"] if v["Version"] == func_version] or [None])[0]155    @staticmethod156    def get_deploy_templates():157        return {158            "create": {159                "function": "publish_version",160                "parameters": select_parameters("FunctionName", "CodeSha256", "Description"),161            }162        }163class LambdaEventSourceMapping(GenericBaseModel):164    @staticmethod165    def cloudformation_type():166        return "AWS::Lambda::EventSourceMapping"167    def fetch_state(self, stack_name, resources):168        props = self.props169        source_arn = props.get("EventSourceArn")170        self_managed_src = props.get("SelfManagedEventSource")171        function_name = self.resolve_refs_recursively(stack_name, props["FunctionName"], resources)172        source_arn = self.resolve_refs_recursively(stack_name, source_arn, resources)173        if not function_name or (not source_arn and not self_managed_src):174            raise Exception("ResourceNotFound")175        def _matches(m):176            return m["FunctionArn"] == lambda_arn and (177                m.get("EventSourceArn") == source_arn178                or m.get("SelfManagedEventSource") == self_managed_src179            )180        client = aws_stack.connect_to_service("lambda")181        lambda_arn = client.get_function(FunctionName=function_name)["Configuration"]["FunctionArn"]182        kwargs = {"EventSourceArn": source_arn} if source_arn else {}183        mappings = client.list_event_source_mappings(FunctionName=function_name, **kwargs)184        mapping = list(filter(lambda m: _matches(m), mappings["EventSourceMappings"]))185        if not mapping:186            raise Exception("ResourceNotFound")187        return mapping[0]188    def get_cfn_attribute(self, attribute_name):189        if attribute_name in REF_ID_ATTRS:190            return self.props.get("UUID")191        return super(LambdaEventSourceMapping, self).get_cfn_attribute(attribute_name)192    def get_physical_resource_id(self, attribute=None, **kwargs):193        return self.props.get("UUID")194    @staticmethod195    def get_deploy_templates():196        return {"create": {"function": "create_event_source_mapping"}}197class LambdaPermission(GenericBaseModel):198    @staticmethod199    def cloudformation_type():200        return "AWS::Lambda::Permission"201    def fetch_state(self, stack_name, resources):202        props = self.props203        func_name = self.resolve_refs_recursively(stack_name, props.get("FunctionName"), resources)204        func_arn = aws_stack.lambda_function_arn(func_name)205        return self.do_fetch_state(func_name, func_arn)206    def do_fetch_state(self, resource_name, resource_arn):207        iam = aws_stack.connect_to_service("iam")208        props = self.props209        policy_name = get_lambda_policy_name(resource_name)210        policy_arn = aws_stack.policy_arn(policy_name)211        policy = iam.get_policy(PolicyArn=policy_arn)["Policy"]212        version = policy.get("DefaultVersionId")213        policy = iam.get_policy_version(PolicyArn=policy_arn, VersionId=version)["PolicyVersion"]214        statements = policy["Document"]["Statement"]215        statements = statements if isinstance(statements, list) else [statements]216        principal = props.get("Principal")217        existing = [218            s219            for s in statements220            if s["Action"] == props["Action"]221            and s["Resource"] == resource_arn222            and (223                not principal224                or s["Principal"] in [principal, {"Service": principal}, {"Service": [principal]}]225            )226        ]227        return existing[0] if existing else None228    def get_physical_resource_id(self, attribute=None, **kwargs):229        # return statement ID here to indicate that the resource has been deployed230        return self.props.get("Sid")231    @staticmethod232    def get_deploy_templates():233        def lambda_permission_params(params, **kwargs):234            result = select_parameters("FunctionName", "Action", "Principal")(params, **kwargs)235            result["StatementId"] = short_uid()236            return result237        return {238            "create": {239                "function": "add_permission",240                "parameters": lambda_permission_params,241            }242        }243class LambdaEventInvokeConfig(GenericBaseModel):244    @staticmethod245    def cloudformation_type():246        return "AWS::Lambda::EventInvokeConfig"247    def fetch_state(self, stack_name, resources):248        client = aws_stack.connect_to_service("lambda")249        props = self.props250        result = client.get_function_event_invoke_config(251            FunctionName=props.get("FunctionName"),252            Qualifier=props.get("FunctionName", "$LATEST"),253        )254        return result255    def get_physical_resource_id(self, attribute=None, **kwargs):256        props = self.props257        return "lambdaconfig-%s-%s" % (258            props.get("FunctionName"),259            props.get("Qualifier"),260        )261    @staticmethod262    def get_deploy_templates():263        return {264            "create": {"function": "put_function_event_invoke_config"},265            "delete": {266                "function": "delete_function_event_invoke_config",267                "parameters": {268                    "FunctionName": "FunctionName",269                    "Qualifier": "Qualifier",270                },271            },272        }273class LambdaUrl(GenericBaseModel):274    @classmethod275    def cloudformation_type(cls):276        return "AWS::Lambda::Url"277    def get_physical_resource_id(self, attribute=None, **kwargs):278        return self.props.get(279            "TargetFunctionArn"280        )  # TODO: if this isn't an ARN we need to resolve the full ARN here281    def fetch_state(self, stack_name, resources):282        client = aws_stack.connect_to_service("lambda")283        kwargs = {"FunctionName": self.props.get("TargetFunctionArn")}284        qualifier = self.props.get("Qualifier")285        if qualifier:286            kwargs["Qualifier"] = qualifier287        return client.get_function_url_config(**kwargs)288    def get_cfn_attribute(self, attribute_name):289        if attribute_name == "FunctionArn":290            return self.props.get("TargetFunctionArn")291        if attribute_name == "FunctionUrl":292            client = aws_stack.connect_to_service("lambda")293            url_config = client.get_function_url_config(294                FunctionName=self.props.get("TargetFunctionArn"),295                Qualifier=self.props.get("Qualifier", "$LATEST"),296            )297            return url_config["FunctionUrl"]298        return super(LambdaUrl, self).get_cfn_attribute(attribute_name)299    @staticmethod300    def get_deploy_templates():301        return {302            "create": {303                "function": "create_function_url_config",304                "parameters": {305                    "Qualifier": "Qualifier",306                    "Cors": "Cors",307                    "FunctionName": "TargetFunctionArn",308                    "AuthType": "AuthType",309                },310            },311            "delete": {312                "function": "delete_function_url_config",313                "parameters": {"FunctionName": "TargetFunctionArn", "Qualifier": "Qualifier"},314            },...

test_lambda_function_urls.py

Source:test_lambda_function_urls.py

...90    )91    resp.should.have.key("Cors").equals({"AllowCredentials": False})92@mock_lambda93@pytest.mark.parametrize("key", ["FunctionName", "FunctionArn"])94def test_delete_function_url_config(key):95    client = boto3.client("lambda", "us-east-2")96    function_name = str(uuid4())[0:6]97    fxn = client.create_function(98        FunctionName=function_name,99        Runtime="python3.7",100        Role=get_role_name(),101        Handler="lambda_function.lambda_handler",102        Code={"ZipFile": get_test_zip_file1()},103    )104    name_or_arn = fxn[key]105    client.create_function_url_config(AuthType="AWS_IAM", FunctionName=name_or_arn)106    client.delete_function_url_config(FunctionName=name_or_arn)107    # It no longer exists108    with pytest.raises(ClientError):...

_manager.py

Source:_manager.py

...16        self._create_lambda_function(name, role, handler_name, zip_file)17        function_url = self._create_lambda_function_public_url(name)18        return LambdaFunctionMetadata(name, function_url, role)19    def delete(self, name: str):20        self._client.delete_function_url_config(21            FunctionName=name,22        )23        self._client.delete_function(24            FunctionName=name,25        )26    def get_lambda_function(self, name: str) -> Optional[LambdaFunctionMetadata]:27        try:28            response = self._client.get_function(29                FunctionName=name,30            )31        except self._client.exceptions.ResourceNotFoundException:32            return None33        role = get_role_from_arn(arn=response["Configuration"]["Role"])34        response = self._client.get_function_url_config(FunctionName=name)...

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