aws_sdk_cloudfront/operation/
describe_function.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `DescribeFunction`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct DescribeFunction;
6impl DescribeFunction {
7    /// Creates a new `DescribeFunction`
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::describe_function::DescribeFunctionInput,
14    ) -> ::std::result::Result<
15        crate::operation::describe_function::DescribeFunctionOutput,
16        ::aws_smithy_runtime_api::client::result::SdkError<
17            crate::operation::describe_function::DescribeFunctionError,
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::describe_function::DescribeFunctionError>()
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::describe_function::DescribeFunctionOutput>()
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::describe_function::DescribeFunctionInput,
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("CloudFront", "DescribeFunction", 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                "CloudFront.DescribeFunction",
59                "rpc.service" = "CloudFront",
60                "rpc.method" = "DescribeFunction",
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
74        if let ::std::option::Option::Some(config_override) = config_override {
75            for plugin in config_override.runtime_plugins.iter().cloned() {
76                runtime_plugins = runtime_plugins.with_operation_plugin(plugin);
77            }
78            runtime_plugins = runtime_plugins.with_operation_plugin(crate::config::ConfigOverrideRuntimePlugin::new(
79                config_override,
80                client_config.config.clone(),
81                &client_config.runtime_components,
82            ));
83        }
84        runtime_plugins
85    }
86}
87impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin for DescribeFunction {
88    fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
89        let mut cfg = ::aws_smithy_types::config_bag::Layer::new("DescribeFunction");
90
91        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
92            DescribeFunctionRequestSerializer,
93        ));
94        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
95            DescribeFunctionResponseDeserializer,
96        ));
97
98        cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
99            crate::config::auth::Params::builder()
100                .operation_name("DescribeFunction")
101                .build()
102                .expect("required fields set"),
103        ));
104
105        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new(
106            "DescribeFunction",
107            "CloudFront",
108        ));
109        let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
110        signing_options.double_uri_encode = true;
111        signing_options.content_sha256_header = false;
112        signing_options.normalize_uri_path = true;
113        signing_options.payload_override = None;
114
115        cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
116            signing_options,
117            ..::std::default::Default::default()
118        });
119
120        ::std::option::Option::Some(cfg.freeze())
121    }
122
123    fn runtime_components(
124        &self,
125        _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder,
126    ) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
127        #[allow(unused_mut)]
128        let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("DescribeFunction")
129            .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
130                DescribeFunctionTelemetryInputCaptureInterceptor,
131            ))
132            .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
133                ::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default(),
134            ))
135            .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
136                DescribeFunctionEndpointParamsInterceptor,
137            ))
138            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
139                crate::operation::describe_function::DescribeFunctionError,
140            >::new())
141            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
142                crate::operation::describe_function::DescribeFunctionError,
143            >::new())
144            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
145                crate::operation::describe_function::DescribeFunctionError,
146            >::new())
147            .with_retry_classifier(::aws_runtime::service_clock_skew::ServiceClockSkewClassifier::<
148                crate::operation::describe_function::DescribeFunctionError,
149            >::new());
150
151        ::std::borrow::Cow::Owned(rcb)
152    }
153}
154
155#[derive(Debug)]
156struct DescribeFunctionTelemetryInputCaptureInterceptor;
157
158#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
159impl ::aws_smithy_runtime_api::client::interceptors::Intercept for DescribeFunctionTelemetryInputCaptureInterceptor {
160    fn name(&self) -> &'static str {
161        "DescribeFunctionTelemetryInputCaptureInterceptor"
162    }
163
164    fn read_before_execution(
165        &self,
166        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
167            '_,
168            ::aws_smithy_runtime_api::client::interceptors::context::Input,
169            ::aws_smithy_runtime_api::client::interceptors::context::Output,
170            ::aws_smithy_runtime_api::client::interceptors::context::Error,
171        >,
172        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
173    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
174        // Nothing to do unless the customer opted in by naming members to record.
175        let ::std::option::Option::Some(requested) = cfg
176            .load::<::aws_smithy_types::telemetry::RequestedTelemetryAttributes>()
177            .filter(|r| !r.is_empty())
178        else {
179            return ::std::result::Result::Ok(());
180        };
181
182        let ::std::option::Option::Some(input) = context.input().downcast_ref::<DescribeFunctionInput>() else {
183            // A mismatched input is not this interceptor's concern; skip quietly.
184            return ::std::result::Result::Ok(());
185        };
186
187        let mut captured = ::aws_smithy_types::telemetry::CapturedTelemetryAttributes::default();
188        if requested.should_capture("Name") {
189            if let ::std::option::Option::Some(value) = input.name.as_deref() {
190                captured.insert("Name", value);
191            }
192        }
193
194        cfg.interceptor_state().store_put(captured);
195        ::std::result::Result::Ok(())
196    }
197}
198#[derive(Debug)]
199struct DescribeFunctionResponseDeserializer;
200impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for DescribeFunctionResponseDeserializer {
201    fn deserialize_nonstreaming_with_config(
202        &self,
203        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
204        _cfg: &::aws_smithy_types::config_bag::ConfigBag,
205    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
206        let (success, status) = (response.status().is_success(), response.status().as_u16());
207        let headers = response.headers();
208        let body = response.body().bytes().expect("body loaded");
209        #[allow(unused_mut)]
210        let mut force_error = false;
211        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
212        let parse_result = if !success && status != 200 || force_error {
213            crate::protocol_serde::shape_describe_function::de_describe_function_http_error(status, headers, body)
214        } else {
215            crate::protocol_serde::shape_describe_function::de_describe_function_http_response(status, headers, body)
216        };
217        crate::protocol_serde::type_erase_result(parse_result)
218    }
219}
220#[derive(Debug)]
221struct DescribeFunctionRequestSerializer;
222impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for DescribeFunctionRequestSerializer {
223    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
224    fn serialize_input(
225        &self,
226        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
227        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
228    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
229        let input = input
230            .downcast::<crate::operation::describe_function::DescribeFunctionInput>()
231            .expect("correct type");
232        let _header_serialization_settings = _cfg
233            .load::<crate::serialization_settings::HeaderSerializationSettings>()
234            .cloned()
235            .unwrap_or_default();
236        let mut request_builder = {
237            #[allow(clippy::uninlined_format_args)]
238            fn uri_base(
239                _input: &crate::operation::describe_function::DescribeFunctionInput,
240                output: &mut ::std::string::String,
241            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
242                use ::std::fmt::Write as _;
243                let input_1 = &_input.name;
244                let input_1 = input_1
245                    .as_ref()
246                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("name", "cannot be empty or unset"))?;
247                let name = ::aws_smithy_http::label::fmt_string(input_1, ::aws_smithy_http::label::EncodingStrategy::Default);
248                if name.is_empty() {
249                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
250                        "name",
251                        "cannot be empty or unset",
252                    ));
253                }
254                ::std::write!(output, "/2020-05-31/function/{Name}/describe", Name = name).expect("formatting should succeed");
255                ::std::result::Result::Ok(())
256            }
257            fn uri_query(
258                _input: &crate::operation::describe_function::DescribeFunctionInput,
259                mut output: &mut ::std::string::String,
260            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
261                let mut query = ::aws_smithy_http::query::Writer::new(output);
262                if let ::std::option::Option::Some(inner_2) = &_input.stage {
263                    {
264                        query.push_kv("Stage", &::aws_smithy_http::query::fmt_string(inner_2.as_str()));
265                    }
266                }
267                ::std::result::Result::Ok(())
268            }
269            #[allow(clippy::unnecessary_wraps)]
270            fn update_http_builder(
271                input: &crate::operation::describe_function::DescribeFunctionInput,
272                builder: ::http_1x::request::Builder,
273            ) -> ::std::result::Result<::http_1x::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
274                let mut uri = ::std::string::String::new();
275                uri_base(input, &mut uri)?;
276                uri_query(input, &mut uri)?;
277                ::std::result::Result::Ok(builder.method("GET").uri(uri))
278            }
279            let mut builder = update_http_builder(&input, ::http_1x::request::Builder::new())?;
280            builder
281        };
282        let body = ::aws_smithy_types::body::SdkBody::from("");
283
284        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
285    }
286}
287#[derive(Debug)]
288struct DescribeFunctionEndpointParamsInterceptor;
289
290#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
291impl ::aws_smithy_runtime_api::client::interceptors::Intercept for DescribeFunctionEndpointParamsInterceptor {
292    fn name(&self) -> &'static str {
293        "DescribeFunctionEndpointParamsInterceptor"
294    }
295
296    fn read_before_execution(
297        &self,
298        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
299            '_,
300            ::aws_smithy_runtime_api::client::interceptors::context::Input,
301            ::aws_smithy_runtime_api::client::interceptors::context::Output,
302            ::aws_smithy_runtime_api::client::interceptors::context::Error,
303        >,
304        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
305    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
306        let _input = context
307            .input()
308            .downcast_ref::<DescribeFunctionInput>()
309            .ok_or("failed to downcast to DescribeFunctionInput")?;
310
311        let params = crate::config::endpoint::Params::builder()
312            .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
313            .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
314            .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
315            .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
316            .build()
317            .map_err(|err| {
318                ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
319            })?;
320        cfg.interceptor_state()
321            .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
322        ::std::result::Result::Ok(())
323    }
324}
325
326// The get_* functions below are generated from JMESPath expressions in the
327// operationContextParams trait. They target the operation's input shape.
328
329/// Error type for the `DescribeFunctionError` operation.
330#[non_exhaustive]
331#[derive(::std::fmt::Debug)]
332pub enum DescribeFunctionError {
333    /// <p>The function does not exist.</p>
334    NoSuchFunctionExists(crate::types::error::NoSuchFunctionExists),
335    /// <p>This operation is not supported in this Amazon Web Services Region.</p>
336    UnsupportedOperation(crate::types::error::UnsupportedOperation),
337    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
338    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
339    variable wildcard pattern and check `.code()`:
340     \
341    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
342     \
343    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-DescribeFunctionError) for what information is available for the error.")]
344    Unhandled(crate::error::sealed_unhandled::Unhandled),
345}
346impl DescribeFunctionError {
347    /// Creates the `DescribeFunctionError::Unhandled` variant from any error type.
348    pub fn unhandled(
349        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
350    ) -> Self {
351        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
352            source: err.into(),
353            meta: ::std::default::Default::default(),
354        })
355    }
356
357    /// Creates the `DescribeFunctionError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
358    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
359        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
360            source: err.clone().into(),
361            meta: err,
362        })
363    }
364    ///
365    /// Returns error metadata, which includes the error code, message,
366    /// request ID, and potentially additional information.
367    ///
368    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
369        match self {
370            Self::NoSuchFunctionExists(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
371            Self::UnsupportedOperation(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
372            Self::Unhandled(e) => &e.meta,
373        }
374    }
375    /// Returns `true` if the error kind is `DescribeFunctionError::NoSuchFunctionExists`.
376    pub fn is_no_such_function_exists(&self) -> bool {
377        matches!(self, Self::NoSuchFunctionExists(_))
378    }
379    /// Returns `true` if the error kind is `DescribeFunctionError::UnsupportedOperation`.
380    pub fn is_unsupported_operation(&self) -> bool {
381        matches!(self, Self::UnsupportedOperation(_))
382    }
383}
384impl ::std::error::Error for DescribeFunctionError {
385    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
386        match self {
387            Self::NoSuchFunctionExists(_inner) => ::std::option::Option::Some(_inner),
388            Self::UnsupportedOperation(_inner) => ::std::option::Option::Some(_inner),
389            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
390        }
391    }
392}
393impl ::std::fmt::Display for DescribeFunctionError {
394    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
395        match self {
396            Self::NoSuchFunctionExists(_inner) => _inner.fmt(f),
397            Self::UnsupportedOperation(_inner) => _inner.fmt(f),
398            Self::Unhandled(_inner) => {
399                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
400                    write!(f, "unhandled error ({code})")
401                } else {
402                    f.write_str("unhandled error")
403                }
404            }
405        }
406    }
407}
408impl ::aws_smithy_types::retry::ProvideErrorKind for DescribeFunctionError {
409    fn code(&self) -> ::std::option::Option<&str> {
410        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
411    }
412    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
413        ::std::option::Option::None
414    }
415}
416impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for DescribeFunctionError {
417    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
418        match self {
419            Self::NoSuchFunctionExists(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
420            Self::UnsupportedOperation(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
421            Self::Unhandled(_inner) => &_inner.meta,
422        }
423    }
424}
425impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for DescribeFunctionError {
426    fn create_unhandled_error(
427        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
428        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
429    ) -> Self {
430        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
431            source,
432            meta: meta.unwrap_or_default(),
433        })
434    }
435}
436impl ::aws_types::request_id::RequestId for crate::operation::describe_function::DescribeFunctionError {
437    fn request_id(&self) -> Option<&str> {
438        self.meta().request_id()
439    }
440}
441
442pub use crate::operation::describe_function::_describe_function_input::DescribeFunctionInput;
443
444pub use crate::operation::describe_function::_describe_function_output::DescribeFunctionOutput;
445
446mod _describe_function_input;
447
448mod _describe_function_output;
449
450/// Builders
451pub mod builders;
aws_sdk_cloudfront/operation/describe_function.rs

aws_sdk_cloudfront/operation/
describe_function.rs
