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How to use get_cluster_credentials_with_iam method in localstack

Best Python code snippet using localstack_python

client.pyi

Source:client.pyi

...1341        to log on to an Amazon Redshift database.1342        [Show boto3 documentation](https://boto3.amazonaws.com/v1/documentation/api/1.24.58/reference/services/redshift.html#Redshift.Client.get_cluster_credentials)1343        [Show boto3-stubs documentation](https://vemel.github.io/boto3_stubs_docs/mypy_boto3_redshift/client.html#get_cluster_credentials)1344        """1345    def get_cluster_credentials_with_iam(1346        self, *, ClusterIdentifier: str, DbName: str = None, DurationSeconds: int = None1347    ) -> ClusterExtendedCredentialsTypeDef:1348        """1349        Returns a database user name and temporary password with temporary authorization1350        to log in to an Amazon Redshift database.1351        [Show boto3 documentation](https://boto3.amazonaws.com/v1/documentation/api/1.24.58/reference/services/redshift.html#Redshift.Client.get_cluster_credentials_with_iam)1352        [Show boto3-stubs documentation](https://vemel.github.io/boto3_stubs_docs/mypy_boto3_redshift/client.html#get_cluster_credentials_with_iam)1353        """1354    def get_reserved_node_exchange_configuration_options(1355        self,1356        *,1357        ActionType: ReservedNodeExchangeActionTypeType,1358        ClusterIdentifier: str = None,1359        SnapshotIdentifier: str = None,...

iam_helper.py

Source:iam_helper.py

...35        Defines supported Python SDK methods used for Redshift credential retrieval36        """37        SERVERLESS_V1 = "get_credentials()"38        IAM_V1 = "get_cluster_credentials()"39        IAM_V2 = "get_cluster_credentials_with_iam()"40        @staticmethod41        def can_support_v2(provider_type: "IamHelper.IAMAuthenticationType") -> bool:42            """43            Determines if user provided connection options and boto3 version support group federation.44            """45            return (46                provider_type47                in (48                    IamHelper.IAMAuthenticationType.PROFILE,49                    IamHelper.IAMAuthenticationType.IAM_KEYS,50                    IamHelper.IAMAuthenticationType.IAM_KEYS_WITH_SESSION,51                )52            ) and Version(pkg_resources.get_distribution("boto3").version) >= Version("1.24.5")53    credentials_cache: typing.Dict[str, dict] = {}54    @staticmethod55    def get_cluster_credentials_api_type(56        info: RedshiftProperty, provider_type: "IamHelper.IAMAuthenticationType"57    ) -> GetClusterCredentialsAPIType:58        """59        Returns an enum representing the Python SDK method to use for getting temporary IAM credentials.60        """61        if not info._is_serverless:62            if not info.group_federation:63                return IamHelper.GetClusterCredentialsAPIType.IAM_V164            elif IamHelper.GetClusterCredentialsAPIType.can_support_v2(provider_type):65                return IamHelper.GetClusterCredentialsAPIType.IAM_V266            else:67                raise InterfaceError("Authentication with plugin is not supported for group federation")68        elif not info.group_federation:69            return IamHelper.GetClusterCredentialsAPIType.SERVERLESS_V170        elif IamHelper.GetClusterCredentialsAPIType.can_support_v2(provider_type):71            return IamHelper.GetClusterCredentialsAPIType.IAM_V272        else:73            raise InterfaceError("Authentication with plugin is not supported for group federation")74    @staticmethod75    def set_iam_properties(info: RedshiftProperty) -> RedshiftProperty:76        """77        Helper function to handle connection properties and ensure required parameters are specified.78        Parameters79        """80        provider_type: IamHelper.IAMAuthenticationType = IamHelper.IAMAuthenticationType.NONE81        # set properties present for both IAM, Native authentication82        IamHelper.set_auth_properties(info)83        if info._is_serverless and info.iam:84            if Version(pkg_resources.get_distribution("boto3").version) < Version("1.24.11"):85                raise pkg_resources.VersionConflict(86                    "boto3 >= 1.24.11 required for authentication with Amazon Redshift serverless. "87                    "Please upgrade the installed version of boto3 to use this functionality."88                )89        if info.is_serverless_host:90            # consider overridden connection parameters91            if not info.region:92                info.set_region_from_host()93            if not info.serverless_acct_id:94                info.set_serverless_acct_id()95            if not info.serverless_work_group:96                info.set_serverless_work_group_from_host()97        if info.iam is True:98            if info.cluster_identifier is None and not info._is_serverless:99                raise InterfaceError(100                    "Invalid connection property setting. cluster_identifier must be provided when IAM is enabled"101                )102            IamHelper.set_iam_credentials(info)103        # Check for Browser based OAuth Native authentication104        NativeAuthPluginHelper.set_native_auth_plugin_properties(info)105        return info106    @staticmethod107    def set_iam_credentials(info: RedshiftProperty) -> None:108        """109        Helper function to create the appropriate credential providers.110        """111        klass: typing.Optional[IPlugin] = None112        provider: typing.Union[IPlugin, AWSCredentialsProvider]113        if info.credentials_provider is not None:114            provider = IdpAuthHelper.load_credentials_provider(info)115        else:  # indicates AWS Credentials will be used116            _logger.debug("AWS Credentials provider will be used for authentication")117            provider = AWSCredentialsProvider()118            provider.add_parameter(info)119        if isinstance(provider, SamlCredentialsProvider):120            credentials: CredentialsHolder = provider.get_credentials()121            metadata: CredentialsHolder.IamMetadata = credentials.get_metadata()122            if metadata is not None:123                auto_create: bool = metadata.get_auto_create()124                db_user: typing.Optional[str] = metadata.get_db_user()125                saml_db_user: typing.Optional[str] = metadata.get_saml_db_user()126                profile_db_user: typing.Optional[str] = metadata.get_profile_db_user()127                db_groups: typing.List[str] = metadata.get_db_groups()128                force_lowercase: bool = metadata.get_force_lowercase()129                allow_db_user_override: bool = metadata.get_allow_db_user_override()130                if auto_create is True:131                    info.put("auto_create", auto_create)132                if force_lowercase is True:133                    info.put("force_lowercase", force_lowercase)134                if allow_db_user_override is True:135                    if saml_db_user is not None:136                        info.put("db_user", saml_db_user)137                    elif db_user is not None:138                        info.put("db_user", db_user)139                    elif profile_db_user is not None:140                        info.put("db_user", profile_db_user)141                else:142                    if db_user is not None:143                        info.put("db_user", db_user)144                    elif profile_db_user is not None:145                        info.put("db_user", profile_db_user)146                    elif saml_db_user is not None:147                        info.put("db_user", saml_db_user)148                if (len(info.db_groups) == 0) and (len(db_groups) > 0):149                    if force_lowercase:150                        info.db_groups = [group.lower() for group in db_groups]151                    else:152                        info.db_groups = db_groups153        if not isinstance(provider, INativePlugin):154            IamHelper.set_cluster_credentials(provider, info)155    @staticmethod156    def get_credentials_cache_key(info: RedshiftProperty, cred_provider: typing.Union[IPlugin, AWSCredentialsProvider]):157        db_groups: str = ""158        if len(info.db_groups) > 0:159            info.put("db_groups", sorted(info.db_groups))160            db_groups = ",".join(info.db_groups)161        cred_key: str = ""162        if cred_provider:163            cred_key = str(cred_provider.get_cache_key())164        return ";".join(165            filter(166                None,167                (168                    cred_key,169                    typing.cast(str, info.db_user if info.db_user else info.user_name),170                    info.db_name,171                    db_groups,172                    typing.cast(str, info.serverless_acct_id if info._is_serverless else info.cluster_identifier),173                    typing.cast(174                        str, info.serverless_work_group if info._is_serverless and info.serverless_work_group else ""175                    ),176                    str(info.auto_create),177                    str(info.duration),178                    # v2 api parameters179                    info.preferred_role,180                    info.web_identity_token,181                    info.role_arn,182                    info.role_session_name,183                    # providers184                    info.profile,185                    info.access_key_id,186                    info.secret_access_key,187                    info.session_token,188                ),189            )190        )191    @staticmethod192    def get_authentication_type(193        provider: typing.Union[IPlugin, AWSCredentialsProvider]194    ) -> "IamHelper.IAMAuthenticationType":195        """196        Returns an enum representing the type of authentication the user is requesting based on connection parameters.197        """198        provider_type: IamHelper.IAMAuthenticationType = IamHelper.IAMAuthenticationType.NONE199        if isinstance(provider, IPlugin):200            provider_type = IamHelper.IAMAuthenticationType.PLUGIN201        elif isinstance(provider, AWSCredentialsProvider):202            if provider.profile is not None:203                provider_type = IamHelper.IAMAuthenticationType.PROFILE204            elif provider.session_token is not None:205                provider_type = IamHelper.IAMAuthenticationType.IAM_KEYS_WITH_SESSION206            else:207                provider_type = IamHelper.IAMAuthenticationType.IAM_KEYS208        return provider_type209    @staticmethod210    def set_cluster_credentials(211        cred_provider: typing.Union[IPlugin, AWSCredentialsProvider], info: RedshiftProperty212    ) -> None:213        """214        Calls the AWS SDK methods to return temporary credentials.215        The expiration date is returned as the local time set by the client machines OS.216        """217        import boto3  # type: ignore218        import botocore  # type: ignore219        try:220            credentials_holder: typing.Union[221                CredentialsHolder, ABCAWSCredentialsHolder222            ] = cred_provider.get_credentials()  # type: ignore223            session_credentials: typing.Dict[str, str] = credentials_holder.get_session_credentials()224            redshift_client: str = "redshift-serverless" if info._is_serverless else "redshift"225            _logger.debug("boto3.client(service_name={}) being used for IAM auth".format(redshift_client))226            for opt_key, opt_val in (("region_name", info.region), ("endpoint_url", info.endpoint_url)):227                if opt_val is not None:228                    session_credentials[opt_key] = opt_val229            # if AWS credentials were used to create a boto3.Session object, use it230            if credentials_holder.has_associated_session:231                cached_session: boto3.Session = typing.cast(232                    ABCAWSCredentialsHolder, credentials_holder233                ).get_boto_session()234                client = cached_session.client(service_name=redshift_client, region_name=info.region)235            else:236                client = boto3.client(service_name=redshift_client, **session_credentials)237            if info.host is None or info.host == "" or info.port is None or info.port == "":238                response: dict239                if info._is_serverless:240                    if not info.serverless_work_group:241                        raise InterfaceError("Serverless workgroup is not set.")242                    response = client.get_workgroup(workgroupName=info.serverless_work_group)243                    info.put("host", response["workgroup"]["endpoint"]["address"])244                    info.put("port", response["workgroup"]["endpoint"]["port"])245                else:246                    response = client.describe_clusters(ClusterIdentifier=info.cluster_identifier)247                    info.put("host", response["Clusters"][0]["Endpoint"]["Address"])248                    info.put("port", response["Clusters"][0]["Endpoint"]["Port"])249            cred: typing.Optional[typing.Dict[str, typing.Union[str, datetime.datetime]]] = None250            if info.iam_disable_cache is False:251                _logger.debug("iam_disable_cache=False")252                # temporary credentials are cached by redshift_connector and will be used if they have not expired253                cache_key: str = IamHelper.get_credentials_cache_key(info, cred_provider)254                cred = IamHelper.credentials_cache.get(cache_key, None)255                _logger.debug(256                    "Searching credential cache for temporary AWS credentials. Found: {} Expiration: {}".format(257                        bool(cache_key in IamHelper.credentials_cache),258                        cred["Expiration"] if cred is not None else "N/A",259                    )260                )261            if cred is None or typing.cast(datetime.datetime, cred["Expiration"]) < datetime.datetime.now(tz=tzutc()):262                # retries will occur by default ref:263                # https://boto3.amazonaws.com/v1/documentation/api/latest/guide/retries.html#legacy-retry-mode264                _logger.debug("Credentials expired or not found...requesting from boto")265                provider_type: IamHelper.IAMAuthenticationType = IamHelper.get_authentication_type(cred_provider)266                get_creds_api_version: IamHelper.GetClusterCredentialsAPIType = (267                    IamHelper.get_cluster_credentials_api_type(info, provider_type)268                )269                _logger.debug("boto3 get_credentials api version: {} will be used".format(get_creds_api_version.value))270                if get_creds_api_version == IamHelper.GetClusterCredentialsAPIType.SERVERLESS_V1:271                    get_cred_args: typing.Dict[str, str] = {"dbName": info.db_name}272                    if info.serverless_work_group:273                        get_cred_args["workgroupName"] = info.serverless_work_group274                    cred = typing.cast(275                        typing.Dict[str, typing.Union[str, datetime.datetime]],276                        client.get_credentials(**get_cred_args),277                    )278                    # re-map expiration for compatibility with redshift credential response279                    cred["Expiration"] = cred["expiration"]280                    del cred["expiration"]281                elif get_creds_api_version == IamHelper.GetClusterCredentialsAPIType.IAM_V2:282                    cred = typing.cast(283                        typing.Dict[str, typing.Union[str, datetime.datetime]],284                        client.get_cluster_credentials_with_iam(285                            DbName=info.db_name,286                            ClusterIdentifier=info.cluster_identifier,287                            DurationSeconds=info.duration,288                        ),289                    )290                else:291                    cred = typing.cast(292                        typing.Dict[str, typing.Union[str, datetime.datetime]],293                        client.get_cluster_credentials(294                            DbUser=info.db_user,295                            DbName=info.db_name,296                            DbGroups=info.db_groups,297                            ClusterIdentifier=info.cluster_identifier,298                            AutoCreate=info.auto_create,...

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