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                ::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default(),
131            ))
132            .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
133                DescribeFunctionEndpointParamsInterceptor,
134            ))
135            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
136                crate::operation::describe_function::DescribeFunctionError,
137            >::new())
138            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
139                crate::operation::describe_function::DescribeFunctionError,
140            >::new())
141            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
142                crate::operation::describe_function::DescribeFunctionError,
143            >::new());
144
145        ::std::borrow::Cow::Owned(rcb)
146    }
147}
148
149#[derive(Debug)]
150struct DescribeFunctionResponseDeserializer;
151impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for DescribeFunctionResponseDeserializer {
152    fn deserialize_nonstreaming(
153        &self,
154        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
155    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
156        let (success, status) = (response.status().is_success(), response.status().as_u16());
157        let headers = response.headers();
158        let body = response.body().bytes().expect("body loaded");
159        #[allow(unused_mut)]
160        let mut force_error = false;
161        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
162        let parse_result = if !success && status != 200 || force_error {
163            crate::protocol_serde::shape_describe_function::de_describe_function_http_error(status, headers, body)
164        } else {
165            crate::protocol_serde::shape_describe_function::de_describe_function_http_response(status, headers, body)
166        };
167        crate::protocol_serde::type_erase_result(parse_result)
168    }
169}
170#[derive(Debug)]
171struct DescribeFunctionRequestSerializer;
172impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for DescribeFunctionRequestSerializer {
173    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
174    fn serialize_input(
175        &self,
176        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
177        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
178    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
179        let input = input
180            .downcast::<crate::operation::describe_function::DescribeFunctionInput>()
181            .expect("correct type");
182        let _header_serialization_settings = _cfg
183            .load::<crate::serialization_settings::HeaderSerializationSettings>()
184            .cloned()
185            .unwrap_or_default();
186        let mut request_builder = {
187            #[allow(clippy::uninlined_format_args)]
188            fn uri_base(
189                _input: &crate::operation::describe_function::DescribeFunctionInput,
190                output: &mut ::std::string::String,
191            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
192                use ::std::fmt::Write as _;
193                let input_1 = &_input.name;
194                let input_1 = input_1
195                    .as_ref()
196                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("name", "cannot be empty or unset"))?;
197                let name = ::aws_smithy_http::label::fmt_string(input_1, ::aws_smithy_http::label::EncodingStrategy::Default);
198                if name.is_empty() {
199                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
200                        "name",
201                        "cannot be empty or unset",
202                    ));
203                }
204                ::std::write!(output, "/2020-05-31/function/{Name}/describe", Name = name).expect("formatting should succeed");
205                ::std::result::Result::Ok(())
206            }
207            fn uri_query(
208                _input: &crate::operation::describe_function::DescribeFunctionInput,
209                mut output: &mut ::std::string::String,
210            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
211                let mut query = ::aws_smithy_http::query::Writer::new(output);
212                if let ::std::option::Option::Some(inner_2) = &_input.stage {
213                    {
214                        query.push_kv("Stage", &::aws_smithy_http::query::fmt_string(inner_2.as_str()));
215                    }
216                }
217                ::std::result::Result::Ok(())
218            }
219            #[allow(clippy::unnecessary_wraps)]
220            fn update_http_builder(
221                input: &crate::operation::describe_function::DescribeFunctionInput,
222                builder: ::http_1x::request::Builder,
223            ) -> ::std::result::Result<::http_1x::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
224                let mut uri = ::std::string::String::new();
225                uri_base(input, &mut uri)?;
226                uri_query(input, &mut uri)?;
227                ::std::result::Result::Ok(builder.method("GET").uri(uri))
228            }
229            let mut builder = update_http_builder(&input, ::http_1x::request::Builder::new())?;
230            builder
231        };
232        let body = ::aws_smithy_types::body::SdkBody::from("");
233
234        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
235    }
236}
237#[derive(Debug)]
238struct DescribeFunctionEndpointParamsInterceptor;
239
240#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
241impl ::aws_smithy_runtime_api::client::interceptors::Intercept for DescribeFunctionEndpointParamsInterceptor {
242    fn name(&self) -> &'static str {
243        "DescribeFunctionEndpointParamsInterceptor"
244    }
245
246    fn read_before_execution(
247        &self,
248        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
249            '_,
250            ::aws_smithy_runtime_api::client::interceptors::context::Input,
251            ::aws_smithy_runtime_api::client::interceptors::context::Output,
252            ::aws_smithy_runtime_api::client::interceptors::context::Error,
253        >,
254        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
255    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
256        let _input = context
257            .input()
258            .downcast_ref::<DescribeFunctionInput>()
259            .ok_or("failed to downcast to DescribeFunctionInput")?;
260
261        let params = crate::config::endpoint::Params::builder()
262            .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
263            .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
264            .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
265            .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
266            .build()
267            .map_err(|err| {
268                ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
269            })?;
270        cfg.interceptor_state()
271            .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
272        ::std::result::Result::Ok(())
273    }
274}
275
276// The get_* functions below are generated from JMESPath expressions in the
277// operationContextParams trait. They target the operation's input shape.
278
279/// Error type for the `DescribeFunctionError` operation.
280#[non_exhaustive]
281#[derive(::std::fmt::Debug)]
282pub enum DescribeFunctionError {
283    /// <p>The function does not exist.</p>
284    NoSuchFunctionExists(crate::types::error::NoSuchFunctionExists),
285    /// <p>This operation is not supported in this Amazon Web Services Region.</p>
286    UnsupportedOperation(crate::types::error::UnsupportedOperation),
287    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
288    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
289    variable wildcard pattern and check `.code()`:
290     \
291    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
292     \
293    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-DescribeFunctionError) for what information is available for the error.")]
294    Unhandled(crate::error::sealed_unhandled::Unhandled),
295}
296impl DescribeFunctionError {
297    /// Creates the `DescribeFunctionError::Unhandled` variant from any error type.
298    pub fn unhandled(
299        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
300    ) -> Self {
301        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
302            source: err.into(),
303            meta: ::std::default::Default::default(),
304        })
305    }
306
307    /// Creates the `DescribeFunctionError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
308    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
309        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
310            source: err.clone().into(),
311            meta: err,
312        })
313    }
314    ///
315    /// Returns error metadata, which includes the error code, message,
316    /// request ID, and potentially additional information.
317    ///
318    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
319        match self {
320            Self::NoSuchFunctionExists(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
321            Self::UnsupportedOperation(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
322            Self::Unhandled(e) => &e.meta,
323        }
324    }
325    /// Returns `true` if the error kind is `DescribeFunctionError::NoSuchFunctionExists`.
326    pub fn is_no_such_function_exists(&self) -> bool {
327        matches!(self, Self::NoSuchFunctionExists(_))
328    }
329    /// Returns `true` if the error kind is `DescribeFunctionError::UnsupportedOperation`.
330    pub fn is_unsupported_operation(&self) -> bool {
331        matches!(self, Self::UnsupportedOperation(_))
332    }
333}
334impl ::std::error::Error for DescribeFunctionError {
335    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
336        match self {
337            Self::NoSuchFunctionExists(_inner) => ::std::option::Option::Some(_inner),
338            Self::UnsupportedOperation(_inner) => ::std::option::Option::Some(_inner),
339            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
340        }
341    }
342}
343impl ::std::fmt::Display for DescribeFunctionError {
344    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
345        match self {
346            Self::NoSuchFunctionExists(_inner) => _inner.fmt(f),
347            Self::UnsupportedOperation(_inner) => _inner.fmt(f),
348            Self::Unhandled(_inner) => {
349                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
350                    write!(f, "unhandled error ({code})")
351                } else {
352                    f.write_str("unhandled error")
353                }
354            }
355        }
356    }
357}
358impl ::aws_smithy_types::retry::ProvideErrorKind for DescribeFunctionError {
359    fn code(&self) -> ::std::option::Option<&str> {
360        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
361    }
362    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
363        ::std::option::Option::None
364    }
365}
366impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for DescribeFunctionError {
367    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
368        match self {
369            Self::NoSuchFunctionExists(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
370            Self::UnsupportedOperation(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
371            Self::Unhandled(_inner) => &_inner.meta,
372        }
373    }
374}
375impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for DescribeFunctionError {
376    fn create_unhandled_error(
377        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
378        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
379    ) -> Self {
380        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
381            source,
382            meta: meta.unwrap_or_default(),
383        })
384    }
385}
386impl ::aws_types::request_id::RequestId for crate::operation::describe_function::DescribeFunctionError {
387    fn request_id(&self) -> Option<&str> {
388        self.meta().request_id()
389    }
390}
391
392pub use crate::operation::describe_function::_describe_function_input::DescribeFunctionInput;
393
394pub use crate::operation::describe_function::_describe_function_output::DescribeFunctionOutput;
395
396mod _describe_function_input;
397
398mod _describe_function_output;
399
400/// Builders
401pub mod builders;
aws_sdk_cloudfront/operation/describe_function.rs

aws_sdk_cloudfront/operation/
describe_function.rs
