aws_sdk_wickr/operation/
get_user.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `GetUser`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct GetUser;
6impl GetUser {
7    /// Creates a new `GetUser`
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_user::GetUserInput,
14    ) -> ::std::result::Result<
15        crate::operation::get_user::GetUserOutput,
16        ::aws_smithy_runtime_api::client::result::SdkError<
17            crate::operation::get_user::GetUserError,
18            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
19        >,
20    > {
21        let map_err =
22            |err: ::aws_smithy_runtime_api::client::result::SdkError<
23                ::aws_smithy_runtime_api::client::interceptors::context::Error,
24                ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
25            >| { err.map_service_error(|err| err.downcast::<crate::operation::get_user::GetUserError>().expect("correct error type")) };
26        let context = Self::orchestrate_with_stop_point(runtime_plugins, input, ::aws_smithy_runtime::client::orchestrator::StopPoint::None)
27            .await
28            .map_err(map_err)?;
29        let output = context.finalize().map_err(map_err)?;
30        ::std::result::Result::Ok(
31            output
32                .downcast::<crate::operation::get_user::GetUserOutput>()
33                .expect("correct output type"),
34        )
35    }
36
37    pub(crate) async fn orchestrate_with_stop_point(
38        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
39        input: crate::operation::get_user::GetUserInput,
40        stop_point: ::aws_smithy_runtime::client::orchestrator::StopPoint,
41    ) -> ::std::result::Result<
42        ::aws_smithy_runtime_api::client::interceptors::context::InterceptorContext,
43        ::aws_smithy_runtime_api::client::result::SdkError<
44            ::aws_smithy_runtime_api::client::interceptors::context::Error,
45            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
46        >,
47    > {
48        let input = ::aws_smithy_runtime_api::client::interceptors::context::Input::erase(input);
49        use ::tracing::Instrument;
50        ::aws_smithy_runtime::client::orchestrator::invoke_with_stop_point("Wickr", "GetUser", input, runtime_plugins, stop_point)
51            // Create a parent span for the entire operation. Includes a random, internal-only,
52            // seven-digit ID for the operation orchestration so that it can be correlated in the logs.
53            .instrument(::tracing::debug_span!(
54                "Wickr.GetUser",
55                "rpc.service" = "Wickr",
56                "rpc.method" = "GetUser",
57                "sdk_invocation_id" = ::fastrand::u32(1_000_000..10_000_000),
58                "rpc.system" = "aws-api",
59            ))
60            .await
61    }
62
63    pub(crate) fn operation_runtime_plugins(
64        client_runtime_plugins: ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
65        client_config: &crate::config::Config,
66        config_override: ::std::option::Option<crate::config::Builder>,
67    ) -> ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins {
68        let mut runtime_plugins = client_runtime_plugins.with_operation_plugin(Self::new());
69
70        if let ::std::option::Option::Some(config_override) = config_override {
71            for plugin in config_override.runtime_plugins.iter().cloned() {
72                runtime_plugins = runtime_plugins.with_operation_plugin(plugin);
73            }
74            runtime_plugins = runtime_plugins.with_operation_plugin(crate::config::ConfigOverrideRuntimePlugin::new(
75                config_override,
76                client_config.config.clone(),
77                &client_config.runtime_components,
78            ));
79        }
80        runtime_plugins
81    }
82}
83impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin for GetUser {
84    fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
85        let mut cfg = ::aws_smithy_types::config_bag::Layer::new("GetUser");
86
87        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
88            GetUserRequestSerializer,
89        ));
90        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
91            GetUserResponseDeserializer,
92        ));
93
94        cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
95            crate::config::auth::Params::builder()
96                .operation_name("GetUser")
97                .build()
98                .expect("required fields set"),
99        ));
100
101        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::SensitiveOutput);
102        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new("GetUser", "Wickr"));
103        let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
104        signing_options.double_uri_encode = true;
105        signing_options.content_sha256_header = false;
106        signing_options.normalize_uri_path = true;
107        signing_options.payload_override = None;
108
109        cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
110            signing_options,
111            ..::std::default::Default::default()
112        });
113
114        ::std::option::Option::Some(cfg.freeze())
115    }
116
117    fn runtime_components(
118        &self,
119        _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder,
120    ) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
121        #[allow(unused_mut)]
122        let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("GetUser")
123            .with_interceptor(::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default())
124            .with_interceptor(GetUserEndpointParamsInterceptor)
125            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
126                crate::operation::get_user::GetUserError,
127            >::new())
128            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
129                crate::operation::get_user::GetUserError,
130            >::new())
131            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
132                crate::operation::get_user::GetUserError,
133            >::new());
134
135        ::std::borrow::Cow::Owned(rcb)
136    }
137}
138
139#[derive(Debug)]
140struct GetUserResponseDeserializer;
141impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for GetUserResponseDeserializer {
142    fn deserialize_nonstreaming(
143        &self,
144        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
145    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
146        let (success, status) = (response.status().is_success(), response.status().as_u16());
147        let headers = response.headers();
148        let body = response.body().bytes().expect("body loaded");
149        #[allow(unused_mut)]
150        let mut force_error = false;
151        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
152        let parse_result = if !success && status != 200 || force_error {
153            crate::protocol_serde::shape_get_user::de_get_user_http_error(status, headers, body)
154        } else {
155            crate::protocol_serde::shape_get_user::de_get_user_http_response(status, headers, body)
156        };
157        crate::protocol_serde::type_erase_result(parse_result)
158    }
159}
160#[derive(Debug)]
161struct GetUserRequestSerializer;
162impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for GetUserRequestSerializer {
163    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
164    fn serialize_input(
165        &self,
166        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
167        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
168    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
169        let input = input.downcast::<crate::operation::get_user::GetUserInput>().expect("correct type");
170        let _header_serialization_settings = _cfg
171            .load::<crate::serialization_settings::HeaderSerializationSettings>()
172            .cloned()
173            .unwrap_or_default();
174        let mut request_builder = {
175            #[allow(clippy::uninlined_format_args)]
176            fn uri_base(
177                _input: &crate::operation::get_user::GetUserInput,
178                output: &mut ::std::string::String,
179            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
180                use ::std::fmt::Write as _;
181                let input_1 = &_input.network_id;
182                let input_1 = input_1
183                    .as_ref()
184                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("network_id", "cannot be empty or unset"))?;
185                let network_id = ::aws_smithy_http::label::fmt_string(input_1, ::aws_smithy_http::label::EncodingStrategy::Default);
186                if network_id.is_empty() {
187                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
188                        "network_id",
189                        "cannot be empty or unset",
190                    ));
191                }
192                let input_2 = &_input.user_id;
193                let input_2 = input_2
194                    .as_ref()
195                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("user_id", "cannot be empty or unset"))?;
196                let user_id = ::aws_smithy_http::label::fmt_string(input_2, ::aws_smithy_http::label::EncodingStrategy::Default);
197                if user_id.is_empty() {
198                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
199                        "user_id",
200                        "cannot be empty or unset",
201                    ));
202                }
203                ::std::write!(output, "/networks/{networkId}/users/{userId}", networkId = network_id, userId = user_id)
204                    .expect("formatting should succeed");
205                ::std::result::Result::Ok(())
206            }
207            fn uri_query(
208                _input: &crate::operation::get_user::GetUserInput,
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_3) = &_input.start_time {
213                    {
214                        query.push_kv(
215                            "startTime",
216                            &::aws_smithy_http::query::fmt_timestamp(inner_3, ::aws_smithy_types::date_time::Format::EpochSeconds)?,
217                        );
218                    }
219                }
220                if let ::std::option::Option::Some(inner_4) = &_input.end_time {
221                    {
222                        query.push_kv(
223                            "endTime",
224                            &::aws_smithy_http::query::fmt_timestamp(inner_4, ::aws_smithy_types::date_time::Format::EpochSeconds)?,
225                        );
226                    }
227                }
228                ::std::result::Result::Ok(())
229            }
230            #[allow(clippy::unnecessary_wraps)]
231            fn update_http_builder(
232                input: &crate::operation::get_user::GetUserInput,
233                builder: ::http::request::Builder,
234            ) -> ::std::result::Result<::http::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
235                let mut uri = ::std::string::String::new();
236                uri_base(input, &mut uri)?;
237                uri_query(input, &mut uri)?;
238                ::std::result::Result::Ok(builder.method("GET").uri(uri))
239            }
240            let mut builder = update_http_builder(&input, ::http::request::Builder::new())?;
241            builder
242        };
243        let body = ::aws_smithy_types::body::SdkBody::from("");
244
245        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
246    }
247}
248#[derive(Debug)]
249struct GetUserEndpointParamsInterceptor;
250
251impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetUserEndpointParamsInterceptor {
252    fn name(&self) -> &'static str {
253        "GetUserEndpointParamsInterceptor"
254    }
255
256    fn read_before_execution(
257        &self,
258        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
259            '_,
260            ::aws_smithy_runtime_api::client::interceptors::context::Input,
261            ::aws_smithy_runtime_api::client::interceptors::context::Output,
262            ::aws_smithy_runtime_api::client::interceptors::context::Error,
263        >,
264        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
265    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
266        let _input = context
267            .input()
268            .downcast_ref::<GetUserInput>()
269            .ok_or("failed to downcast to GetUserInput")?;
270
271        let params = crate::config::endpoint::Params::builder()
272            .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
273            .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
274            .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
275            .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
276            .build()
277            .map_err(|err| {
278                ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
279            })?;
280        cfg.interceptor_state()
281            .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
282        ::std::result::Result::Ok(())
283    }
284}
285
286// The get_* functions below are generated from JMESPath expressions in the
287// operationContextParams trait. They target the operation's input shape.
288
289/// Error type for the `GetUserError` operation.
290#[non_exhaustive]
291#[derive(::std::fmt::Debug)]
292pub enum GetUserError {
293    /// <p>The request was invalid or malformed. This error occurs when the request parameters do not meet the API requirements, such as invalid field values, missing required parameters, or improperly formatted data.</p>
294    BadRequestError(crate::types::error::BadRequestError),
295    /// <p>Access to the requested resource is forbidden. This error occurs when the authenticated user does not have the necessary permissions to perform the requested operation, even though they are authenticated.</p>
296    ForbiddenError(crate::types::error::ForbiddenError),
297    /// <p>An unexpected error occurred on the server while processing the request. This indicates a problem with the Wickr service itself rather than with the request. If this error persists, contact Amazon Web Services Support.</p>
298    InternalServerError(crate::types::error::InternalServerError),
299    /// <p>The request was throttled because too many requests were sent in a short period of time. Wait a moment and retry the request. Consider implementing exponential backoff in your application.</p>
300    RateLimitError(crate::types::error::RateLimitError),
301    /// <p>The requested resource could not be found. This error occurs when you try to access or modify a network, user, bot, security group, or other resource that doesn't exist or has been deleted.</p>
302    ResourceNotFoundError(crate::types::error::ResourceNotFoundError),
303    /// <p>The request was not authenticated or the authentication credentials were invalid. This error occurs when the request lacks valid authentication credentials or the credentials have expired.</p>
304    UnauthorizedError(crate::types::error::UnauthorizedError),
305    /// <p>One or more fields in the request failed validation. This error provides detailed information about which fields were invalid and why, allowing you to correct the request and retry.</p>
306    ValidationError(crate::types::error::ValidationError),
307    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
308    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
309    variable wildcard pattern and check `.code()`:
310     \
311    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
312     \
313    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-GetUserError) for what information is available for the error.")]
314    Unhandled(crate::error::sealed_unhandled::Unhandled),
315}
316impl GetUserError {
317    /// Creates the `GetUserError::Unhandled` variant from any error type.
318    pub fn unhandled(
319        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
320    ) -> Self {
321        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
322            source: err.into(),
323            meta: ::std::default::Default::default(),
324        })
325    }
326
327    /// Creates the `GetUserError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
328    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
329        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
330            source: err.clone().into(),
331            meta: err,
332        })
333    }
334    ///
335    /// Returns error metadata, which includes the error code, message,
336    /// request ID, and potentially additional information.
337    ///
338    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
339        match self {
340            Self::BadRequestError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
341            Self::ForbiddenError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
342            Self::InternalServerError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
343            Self::RateLimitError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
344            Self::ResourceNotFoundError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
345            Self::UnauthorizedError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
346            Self::ValidationError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
347            Self::Unhandled(e) => &e.meta,
348        }
349    }
350    /// Returns `true` if the error kind is `GetUserError::BadRequestError`.
351    pub fn is_bad_request_error(&self) -> bool {
352        matches!(self, Self::BadRequestError(_))
353    }
354    /// Returns `true` if the error kind is `GetUserError::ForbiddenError`.
355    pub fn is_forbidden_error(&self) -> bool {
356        matches!(self, Self::ForbiddenError(_))
357    }
358    /// Returns `true` if the error kind is `GetUserError::InternalServerError`.
359    pub fn is_internal_server_error(&self) -> bool {
360        matches!(self, Self::InternalServerError(_))
361    }
362    /// Returns `true` if the error kind is `GetUserError::RateLimitError`.
363    pub fn is_rate_limit_error(&self) -> bool {
364        matches!(self, Self::RateLimitError(_))
365    }
366    /// Returns `true` if the error kind is `GetUserError::ResourceNotFoundError`.
367    pub fn is_resource_not_found_error(&self) -> bool {
368        matches!(self, Self::ResourceNotFoundError(_))
369    }
370    /// Returns `true` if the error kind is `GetUserError::UnauthorizedError`.
371    pub fn is_unauthorized_error(&self) -> bool {
372        matches!(self, Self::UnauthorizedError(_))
373    }
374    /// Returns `true` if the error kind is `GetUserError::ValidationError`.
375    pub fn is_validation_error(&self) -> bool {
376        matches!(self, Self::ValidationError(_))
377    }
378}
379impl ::std::error::Error for GetUserError {
380    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
381        match self {
382            Self::BadRequestError(_inner) => ::std::option::Option::Some(_inner),
383            Self::ForbiddenError(_inner) => ::std::option::Option::Some(_inner),
384            Self::InternalServerError(_inner) => ::std::option::Option::Some(_inner),
385            Self::RateLimitError(_inner) => ::std::option::Option::Some(_inner),
386            Self::ResourceNotFoundError(_inner) => ::std::option::Option::Some(_inner),
387            Self::UnauthorizedError(_inner) => ::std::option::Option::Some(_inner),
388            Self::ValidationError(_inner) => ::std::option::Option::Some(_inner),
389            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
390        }
391    }
392}
393impl ::std::fmt::Display for GetUserError {
394    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
395        match self {
396            Self::BadRequestError(_inner) => _inner.fmt(f),
397            Self::ForbiddenError(_inner) => _inner.fmt(f),
398            Self::InternalServerError(_inner) => _inner.fmt(f),
399            Self::RateLimitError(_inner) => _inner.fmt(f),
400            Self::ResourceNotFoundError(_inner) => _inner.fmt(f),
401            Self::UnauthorizedError(_inner) => _inner.fmt(f),
402            Self::ValidationError(_inner) => _inner.fmt(f),
403            Self::Unhandled(_inner) => {
404                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
405                    write!(f, "unhandled error ({code})")
406                } else {
407                    f.write_str("unhandled error")
408                }
409            }
410        }
411    }
412}
413impl ::aws_smithy_types::retry::ProvideErrorKind for GetUserError {
414    fn code(&self) -> ::std::option::Option<&str> {
415        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
416    }
417    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
418        ::std::option::Option::None
419    }
420}
421impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for GetUserError {
422    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
423        match self {
424            Self::BadRequestError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
425            Self::ForbiddenError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
426            Self::InternalServerError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
427            Self::RateLimitError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
428            Self::ResourceNotFoundError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
429            Self::UnauthorizedError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
430            Self::ValidationError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
431            Self::Unhandled(_inner) => &_inner.meta,
432        }
433    }
434}
435impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for GetUserError {
436    fn create_unhandled_error(
437        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
438        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
439    ) -> Self {
440        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
441            source,
442            meta: meta.unwrap_or_default(),
443        })
444    }
445}
446impl ::aws_types::request_id::RequestId for crate::operation::get_user::GetUserError {
447    fn request_id(&self) -> Option<&str> {
448        self.meta().request_id()
449    }
450}
451
452pub use crate::operation::get_user::_get_user_output::GetUserOutput;
453
454pub use crate::operation::get_user::_get_user_input::GetUserInput;
455
456mod _get_user_input;
457
458mod _get_user_output;
459
460/// Builders
461pub mod builders;
aws_sdk_wickr/operation/get_user.rs

aws_sdk_wickr/operation/
get_user.rs
