aws_sdk_lambda/operation/
get_policy.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `GetPolicy`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct GetPolicy;
6impl GetPolicy {
7    /// Creates a new `GetPolicy`
8    pub fn new() -> Self {
9        Self
10    }
11    pub(crate) async fn orchestrate(
12        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
13        input: crate::operation::get_policy::GetPolicyInput,
14    ) -> ::std::result::Result<
15        crate::operation::get_policy::GetPolicyOutput,
16        ::aws_smithy_runtime_api::client::result::SdkError<
17            crate::operation::get_policy::GetPolicyError,
18            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
19        >,
20    > {
21        let map_err = |err: ::aws_smithy_runtime_api::client::result::SdkError<
22            ::aws_smithy_runtime_api::client::interceptors::context::Error,
23            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
24        >| {
25            err.map_service_error(|err| {
26                err.downcast::<crate::operation::get_policy::GetPolicyError>()
27                    .expect("correct error type")
28            })
29        };
30        let context = Self::orchestrate_with_stop_point(runtime_plugins, input, ::aws_smithy_runtime::client::orchestrator::StopPoint::None)
31            .await
32            .map_err(map_err)?;
33        let output = context.finalize().map_err(map_err)?;
34        ::std::result::Result::Ok(
35            output
36                .downcast::<crate::operation::get_policy::GetPolicyOutput>()
37                .expect("correct output type"),
38        )
39    }
40
41    pub(crate) async fn orchestrate_with_stop_point(
42        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
43        input: crate::operation::get_policy::GetPolicyInput,
44        stop_point: ::aws_smithy_runtime::client::orchestrator::StopPoint,
45    ) -> ::std::result::Result<
46        ::aws_smithy_runtime_api::client::interceptors::context::InterceptorContext,
47        ::aws_smithy_runtime_api::client::result::SdkError<
48            ::aws_smithy_runtime_api::client::interceptors::context::Error,
49            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
50        >,
51    > {
52        let input = ::aws_smithy_runtime_api::client::interceptors::context::Input::erase(input);
53        use ::tracing::Instrument;
54        ::aws_smithy_runtime::client::orchestrator::invoke_with_stop_point("Lambda", "GetPolicy", input, runtime_plugins, stop_point)
55            // Create a parent span for the entire operation. Includes a random, internal-only,
56            // seven-digit ID for the operation orchestration so that it can be correlated in the logs.
57            .instrument(::tracing::debug_span!(
58                "Lambda.GetPolicy",
59                "rpc.service" = "Lambda",
60                "rpc.method" = "GetPolicy",
61                "sdk_invocation_id" = ::fastrand::u32(1_000_000..10_000_000),
62                "rpc.system" = "aws-api",
63            ))
64            .await
65    }
66
67    pub(crate) fn operation_runtime_plugins(
68        client_runtime_plugins: ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
69        client_config: &crate::config::Config,
70        config_override: ::std::option::Option<crate::config::Builder>,
71    ) -> ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins {
72        let mut runtime_plugins = client_runtime_plugins.with_operation_plugin(Self::new());
73        runtime_plugins = runtime_plugins.with_client_plugin(crate::auth_plugin::DefaultAuthOptionsPlugin::new(vec![
74            ::aws_runtime::auth::sigv4::SCHEME_ID,
75        ]));
76        if let ::std::option::Option::Some(config_override) = config_override {
77            for plugin in config_override.runtime_plugins.iter().cloned() {
78                runtime_plugins = runtime_plugins.with_operation_plugin(plugin);
79            }
80            runtime_plugins = runtime_plugins.with_operation_plugin(crate::config::ConfigOverrideRuntimePlugin::new(
81                config_override,
82                client_config.config.clone(),
83                &client_config.runtime_components,
84            ));
85        }
86        runtime_plugins
87    }
88}
89impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin for GetPolicy {
90    fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
91        let mut cfg = ::aws_smithy_types::config_bag::Layer::new("GetPolicy");
92
93        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
94            GetPolicyRequestSerializer,
95        ));
96        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
97            GetPolicyResponseDeserializer,
98        ));
99
100        cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
101            ::aws_smithy_runtime_api::client::auth::static_resolver::StaticAuthSchemeOptionResolverParams::new(),
102        ));
103
104        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new("GetPolicy", "Lambda"));
105        let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
106        signing_options.double_uri_encode = true;
107        signing_options.content_sha256_header = false;
108        signing_options.normalize_uri_path = true;
109        signing_options.payload_override = None;
110
111        cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
112            signing_options,
113            ..::std::default::Default::default()
114        });
115
116        ::std::option::Option::Some(cfg.freeze())
117    }
118
119    fn runtime_components(
120        &self,
121        _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder,
122    ) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
123        #[allow(unused_mut)]
124        let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("GetPolicy")
125            .with_interceptor(::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default())
126            .with_interceptor(GetPolicyEndpointParamsInterceptor)
127            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
128                crate::operation::get_policy::GetPolicyError,
129            >::new())
130            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
131                crate::operation::get_policy::GetPolicyError,
132            >::new())
133            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
134                crate::operation::get_policy::GetPolicyError,
135            >::new());
136
137        ::std::borrow::Cow::Owned(rcb)
138    }
139}
140
141#[derive(Debug)]
142struct GetPolicyResponseDeserializer;
143impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for GetPolicyResponseDeserializer {
144    fn deserialize_nonstreaming(
145        &self,
146        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
147    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
148        let (success, status) = (response.status().is_success(), response.status().as_u16());
149        let headers = response.headers();
150        let body = response.body().bytes().expect("body loaded");
151        #[allow(unused_mut)]
152        let mut force_error = false;
153        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
154        let parse_result = if !success && status != 200 || force_error {
155            crate::protocol_serde::shape_get_policy::de_get_policy_http_error(status, headers, body)
156        } else {
157            crate::protocol_serde::shape_get_policy::de_get_policy_http_response(status, headers, body)
158        };
159        crate::protocol_serde::type_erase_result(parse_result)
160    }
161}
162#[derive(Debug)]
163struct GetPolicyRequestSerializer;
164impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for GetPolicyRequestSerializer {
165    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
166    fn serialize_input(
167        &self,
168        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
169        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
170    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
171        let input = input.downcast::<crate::operation::get_policy::GetPolicyInput>().expect("correct type");
172        let _header_serialization_settings = _cfg
173            .load::<crate::serialization_settings::HeaderSerializationSettings>()
174            .cloned()
175            .unwrap_or_default();
176        let mut request_builder = {
177            fn uri_base(
178                _input: &crate::operation::get_policy::GetPolicyInput,
179                output: &mut ::std::string::String,
180            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
181                use ::std::fmt::Write as _;
182                let input_1 = &_input.function_name;
183                let input_1 = input_1
184                    .as_ref()
185                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("function_name", "cannot be empty or unset"))?;
186                let function_name = ::aws_smithy_http::label::fmt_string(input_1, ::aws_smithy_http::label::EncodingStrategy::Default);
187                if function_name.is_empty() {
188                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
189                        "function_name",
190                        "cannot be empty or unset",
191                    ));
192                }
193                ::std::write!(output, "/2015-03-31/functions/{FunctionName}/policy", FunctionName = function_name)
194                    .expect("formatting should succeed");
195                ::std::result::Result::Ok(())
196            }
197            fn uri_query(
198                _input: &crate::operation::get_policy::GetPolicyInput,
199                mut output: &mut ::std::string::String,
200            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
201                let mut query = ::aws_smithy_http::query::Writer::new(output);
202                if let ::std::option::Option::Some(inner_2) = &_input.qualifier {
203                    {
204                        query.push_kv("Qualifier", &::aws_smithy_http::query::fmt_string(inner_2));
205                    }
206                }
207                ::std::result::Result::Ok(())
208            }
209            #[allow(clippy::unnecessary_wraps)]
210            fn update_http_builder(
211                input: &crate::operation::get_policy::GetPolicyInput,
212                builder: ::http::request::Builder,
213            ) -> ::std::result::Result<::http::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
214                let mut uri = ::std::string::String::new();
215                uri_base(input, &mut uri)?;
216                uri_query(input, &mut uri)?;
217                ::std::result::Result::Ok(builder.method("GET").uri(uri))
218            }
219            let mut builder = update_http_builder(&input, ::http::request::Builder::new())?;
220            builder
221        };
222        let body = ::aws_smithy_types::body::SdkBody::from("");
223
224        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
225    }
226}
227#[derive(Debug)]
228struct GetPolicyEndpointParamsInterceptor;
229
230impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetPolicyEndpointParamsInterceptor {
231    fn name(&self) -> &'static str {
232        "GetPolicyEndpointParamsInterceptor"
233    }
234
235    fn read_before_execution(
236        &self,
237        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
238            '_,
239            ::aws_smithy_runtime_api::client::interceptors::context::Input,
240            ::aws_smithy_runtime_api::client::interceptors::context::Output,
241            ::aws_smithy_runtime_api::client::interceptors::context::Error,
242        >,
243        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
244    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
245        let _input = context
246            .input()
247            .downcast_ref::<GetPolicyInput>()
248            .ok_or("failed to downcast to GetPolicyInput")?;
249
250        let params = crate::config::endpoint::Params::builder()
251            .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
252            .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
253            .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
254            .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
255            .build()
256            .map_err(|err| {
257                ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
258            })?;
259        cfg.interceptor_state()
260            .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
261        ::std::result::Result::Ok(())
262    }
263}
264
265// The get_* functions below are generated from JMESPath expressions in the
266// operationContextParams trait. They target the operation's input shape.
267
268/// Error type for the `GetPolicyError` operation.
269#[non_exhaustive]
270#[derive(::std::fmt::Debug)]
271pub enum GetPolicyError {
272    /// <p>One of the parameters in the request is not valid.</p>
273    InvalidParameterValueException(crate::types::error::InvalidParameterValueException),
274    /// <p>The resource specified in the request does not exist.</p>
275    ResourceNotFoundException(crate::types::error::ResourceNotFoundException),
276    /// <p>The Lambda service encountered an internal error.</p>
277    ServiceException(crate::types::error::ServiceException),
278    /// <p>The request throughput limit was exceeded. For more information, see <a href="https://docs.aws.amazon.com/lambda/latest/dg/gettingstarted-limits.html#api-requests">Lambda quotas</a>.</p>
279    TooManyRequestsException(crate::types::error::TooManyRequestsException),
280    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
281    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
282    variable wildcard pattern and check `.code()`:
283     \
284    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
285     \
286    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-GetPolicyError) for what information is available for the error.")]
287    Unhandled(crate::error::sealed_unhandled::Unhandled),
288}
289impl GetPolicyError {
290    /// Creates the `GetPolicyError::Unhandled` variant from any error type.
291    pub fn unhandled(
292        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
293    ) -> Self {
294        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
295            source: err.into(),
296            meta: ::std::default::Default::default(),
297        })
298    }
299
300    /// Creates the `GetPolicyError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
301    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
302        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
303            source: err.clone().into(),
304            meta: err,
305        })
306    }
307    ///
308    /// Returns error metadata, which includes the error code, message,
309    /// request ID, and potentially additional information.
310    ///
311    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
312        match self {
313            Self::InvalidParameterValueException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
314            Self::ResourceNotFoundException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
315            Self::ServiceException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
316            Self::TooManyRequestsException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
317            Self::Unhandled(e) => &e.meta,
318        }
319    }
320    /// Returns `true` if the error kind is `GetPolicyError::InvalidParameterValueException`.
321    pub fn is_invalid_parameter_value_exception(&self) -> bool {
322        matches!(self, Self::InvalidParameterValueException(_))
323    }
324    /// Returns `true` if the error kind is `GetPolicyError::ResourceNotFoundException`.
325    pub fn is_resource_not_found_exception(&self) -> bool {
326        matches!(self, Self::ResourceNotFoundException(_))
327    }
328    /// Returns `true` if the error kind is `GetPolicyError::ServiceException`.
329    pub fn is_service_exception(&self) -> bool {
330        matches!(self, Self::ServiceException(_))
331    }
332    /// Returns `true` if the error kind is `GetPolicyError::TooManyRequestsException`.
333    pub fn is_too_many_requests_exception(&self) -> bool {
334        matches!(self, Self::TooManyRequestsException(_))
335    }
336}
337impl ::std::error::Error for GetPolicyError {
338    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
339        match self {
340            Self::InvalidParameterValueException(_inner) => ::std::option::Option::Some(_inner),
341            Self::ResourceNotFoundException(_inner) => ::std::option::Option::Some(_inner),
342            Self::ServiceException(_inner) => ::std::option::Option::Some(_inner),
343            Self::TooManyRequestsException(_inner) => ::std::option::Option::Some(_inner),
344            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
345        }
346    }
347}
348impl ::std::fmt::Display for GetPolicyError {
349    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
350        match self {
351            Self::InvalidParameterValueException(_inner) => _inner.fmt(f),
352            Self::ResourceNotFoundException(_inner) => _inner.fmt(f),
353            Self::ServiceException(_inner) => _inner.fmt(f),
354            Self::TooManyRequestsException(_inner) => _inner.fmt(f),
355            Self::Unhandled(_inner) => {
356                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
357                    write!(f, "unhandled error ({code})")
358                } else {
359                    f.write_str("unhandled error")
360                }
361            }
362        }
363    }
364}
365impl ::aws_smithy_types::retry::ProvideErrorKind for GetPolicyError {
366    fn code(&self) -> ::std::option::Option<&str> {
367        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
368    }
369    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
370        ::std::option::Option::None
371    }
372}
373impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for GetPolicyError {
374    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
375        match self {
376            Self::InvalidParameterValueException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
377            Self::ResourceNotFoundException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
378            Self::ServiceException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
379            Self::TooManyRequestsException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
380            Self::Unhandled(_inner) => &_inner.meta,
381        }
382    }
383}
384impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for GetPolicyError {
385    fn create_unhandled_error(
386        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
387        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
388    ) -> Self {
389        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
390            source,
391            meta: meta.unwrap_or_default(),
392        })
393    }
394}
395impl ::aws_types::request_id::RequestId for crate::operation::get_policy::GetPolicyError {
396    fn request_id(&self) -> Option<&str> {
397        self.meta().request_id()
398    }
399}
400
401pub use crate::operation::get_policy::_get_policy_output::GetPolicyOutput;
402
403pub use crate::operation::get_policy::_get_policy_input::GetPolicyInput;
404
405mod _get_policy_input;
406
407mod _get_policy_output;
408
409/// Builders
410pub mod builders;