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/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
#![deny(missing_docs)]
//! AWS Shared Config
//!
//! This module contains an shared configuration representation that is agnostic from a specific service.
use std::sync::Arc;
use aws_smithy_async::rt::sleep::AsyncSleep;
use aws_smithy_client::http_connector::HttpConnector;
use aws_smithy_types::retry::RetryConfig;
use aws_smithy_types::timeout;
use crate::app_name::AppName;
use crate::credentials::SharedCredentialsProvider;
use crate::endpoint::ResolveAwsEndpoint;
use crate::region::Region;
/// AWS Shared Configuration
#[derive(Debug, Clone)]
pub struct SdkConfig {
app_name: Option<AppName>,
credentials_provider: Option<SharedCredentialsProvider>,
region: Option<Region>,
endpoint_resolver: Option<Arc<dyn ResolveAwsEndpoint>>,
retry_config: Option<RetryConfig>,
sleep_impl: Option<Arc<dyn AsyncSleep>>,
timeout_config: Option<timeout::Config>,
http_connector: Option<HttpConnector>,
}
/// Builder for AWS Shared Configuration
#[derive(Debug, Default)]
pub struct Builder {
app_name: Option<AppName>,
credentials_provider: Option<SharedCredentialsProvider>,
region: Option<Region>,
endpoint_resolver: Option<Arc<dyn ResolveAwsEndpoint>>,
retry_config: Option<RetryConfig>,
sleep_impl: Option<Arc<dyn AsyncSleep>>,
timeout_config: Option<timeout::Config>,
http_connector: Option<HttpConnector>,
}
impl Builder {
/// Set the region for the builder
///
/// # Examples
/// ```rust
/// use aws_types::SdkConfig;
/// use aws_types::region::Region;
/// let config = SdkConfig::builder().region(Region::new("us-east-1")).build();
/// ```
pub fn region(mut self, region: impl Into<Option<Region>>) -> Self {
self.set_region(region);
self
}
/// Set the region for the builder
///
/// # Examples
/// ```rust
/// fn region_override() -> Option<Region> {
/// // ...
/// # None
/// }
/// use aws_types::SdkConfig;
/// use aws_types::region::Region;
/// let mut builder = SdkConfig::builder();
/// if let Some(region) = region_override() {
/// builder.set_region(region);
/// }
/// let config = builder.build();
/// ```
pub fn set_region(&mut self, region: impl Into<Option<Region>>) -> &mut Self {
self.region = region.into();
self
}
/// Set the endpoint resolver to use when making requests
///
/// # Examples
/// ```
/// use std::sync::Arc;
/// use aws_types::SdkConfig;
/// use aws_smithy_http::endpoint::Endpoint;
/// use http::Uri;
/// let config = SdkConfig::builder().endpoint_resolver(
/// Endpoint::immutable(Uri::from_static("http://localhost:8080"))
/// ).build();
/// ```
pub fn endpoint_resolver(
mut self,
endpoint_resolver: impl ResolveAwsEndpoint + 'static,
) -> Self {
self.set_endpoint_resolver(Some(Arc::new(endpoint_resolver)));
self
}
/// Set the endpoint resolver to use when making requests
///
/// # Examples
/// ```
/// use std::sync::Arc;
/// use aws_types::SdkConfig;
/// use aws_types::endpoint::ResolveAwsEndpoint;
/// fn endpoint_resolver_override() -> Option<Arc<dyn ResolveAwsEndpoint>> {
/// // ...
/// # None
/// }
/// let mut config = SdkConfig::builder();
/// config.set_endpoint_resolver(endpoint_resolver_override());
/// config.build();
/// ```
pub fn set_endpoint_resolver(
&mut self,
endpoint_resolver: Option<Arc<dyn ResolveAwsEndpoint>>,
) -> &mut Self {
self.endpoint_resolver = endpoint_resolver;
self
}
/// Set the retry_config for the builder
///
/// # Examples
/// ```rust
/// use aws_types::SdkConfig;
/// use aws_smithy_types::retry::RetryConfig;
///
/// let retry_config = RetryConfig::new().with_max_attempts(5);
/// let config = SdkConfig::builder().retry_config(retry_config).build();
/// ```
pub fn retry_config(mut self, retry_config: RetryConfig) -> Self {
self.set_retry_config(Some(retry_config));
self
}
/// Set the retry_config for the builder
///
/// # Examples
/// ```rust
/// use aws_types::sdk_config::{SdkConfig, Builder};
/// use aws_smithy_types::retry::RetryConfig;
///
/// fn disable_retries(builder: &mut Builder) {
/// let retry_config = RetryConfig::new().with_max_attempts(1);
/// builder.set_retry_config(Some(retry_config));
/// }
///
/// let mut builder = SdkConfig::builder();
/// disable_retries(&mut builder);
/// let config = builder.build();
/// ```
pub fn set_retry_config(&mut self, retry_config: Option<RetryConfig>) -> &mut Self {
self.retry_config = retry_config;
self
}
/// Set the [`timeout::Config`](aws_smithy_types::timeout::Config) for the builder
///
/// # Examples
///
/// ```rust
/// # use std::time::Duration;
/// use aws_types::SdkConfig;
/// use aws_smithy_types::{timeout, tristate::TriState};
///
/// let api_timeout_config = timeout::Api::new()
/// .with_call_attempt_timeout(TriState::Set(Duration::from_secs(2)))
/// .with_call_timeout(TriState::Set(Duration::from_secs(5)));
/// let timeout_config = timeout::Config::new()
/// .with_api_timeouts(api_timeout_config);
/// let config = SdkConfig::builder().timeout_config(timeout_config).build();
/// ```
pub fn timeout_config(mut self, timeout_config: timeout::Config) -> Self {
self.set_timeout_config(Some(timeout_config));
self
}
/// Set the [`timeout::Config`](aws_smithy_types::timeout::Config) for the builder
///
/// # Examples
/// ```rust
/// # use std::time::Duration;
/// use aws_types::sdk_config::{SdkConfig, Builder};
/// use aws_smithy_types::{timeout, tristate::TriState};
///
/// fn set_preferred_timeouts(builder: &mut Builder) {
/// let api_timeout_config = timeout::Api::new()
/// .with_call_attempt_timeout(TriState::Set(Duration::from_secs(2)))
/// .with_call_timeout(TriState::Set(Duration::from_secs(5)));
/// let timeout_config = timeout::Config::new()
/// .with_api_timeouts(api_timeout_config);
/// builder.set_timeout_config(Some(timeout_config));
/// }
///
/// let mut builder = SdkConfig::builder();
/// set_preferred_timeouts(&mut builder);
/// let config = builder.build();
/// ```
pub fn set_timeout_config(&mut self, timeout_config: Option<timeout::Config>) -> &mut Self {
self.timeout_config = timeout_config;
self
}
#[doc(hidden)]
/// Set the sleep implementation for the builder. The sleep implementation is used to create
/// timeout futures.
///
/// # Examples
///
/// ```rust
/// use std::sync::Arc;
/// use aws_smithy_async::rt::sleep::{AsyncSleep, Sleep};
/// use aws_types::SdkConfig;
///
/// ##[derive(Debug)]
/// pub struct ForeverSleep;
///
/// impl AsyncSleep for ForeverSleep {
/// fn sleep(&self, duration: std::time::Duration) -> Sleep {
/// Sleep::new(std::future::pending())
/// }
/// }
///
/// let sleep_impl = Arc::new(ForeverSleep);
/// let config = SdkConfig::builder().sleep_impl(sleep_impl).build();
/// ```
pub fn sleep_impl(mut self, sleep_impl: Arc<dyn AsyncSleep>) -> Self {
self.set_sleep_impl(Some(sleep_impl));
self
}
#[doc(hidden)]
/// Set the sleep implementation for the builder. The sleep implementation is used to create
/// timeout futures.
///
/// # Examples
/// ```rust
/// # use aws_smithy_async::rt::sleep::{AsyncSleep, Sleep};
/// # use aws_types::sdk_config::{Builder, SdkConfig};
/// #[derive(Debug)]
/// pub struct ForeverSleep;
///
/// impl AsyncSleep for ForeverSleep {
/// fn sleep(&self, duration: std::time::Duration) -> Sleep {
/// Sleep::new(std::future::pending())
/// }
/// }
///
/// fn set_never_ending_sleep_impl(builder: &mut Builder) {
/// let sleep_impl = std::sync::Arc::new(ForeverSleep);
/// builder.set_sleep_impl(Some(sleep_impl));
/// }
///
/// let mut builder = SdkConfig::builder();
/// set_never_ending_sleep_impl(&mut builder);
/// let config = builder.build();
/// ```
pub fn set_sleep_impl(&mut self, sleep_impl: Option<Arc<dyn AsyncSleep>>) -> &mut Self {
self.sleep_impl = sleep_impl;
self
}
/// Set the credentials provider for the builder
///
/// # Examples
/// ```rust
/// use aws_types::credentials::{ProvideCredentials, SharedCredentialsProvider};
/// use aws_types::SdkConfig;
/// fn make_provider() -> impl ProvideCredentials {
/// // ...
/// # use aws_types::Credentials;
/// # Credentials::new("test", "test", None, None, "example")
/// }
///
/// let config = SdkConfig::builder()
/// .credentials_provider(SharedCredentialsProvider::new(make_provider()))
/// .build();
/// ```
pub fn credentials_provider(mut self, provider: SharedCredentialsProvider) -> Self {
self.set_credentials_provider(Some(provider));
self
}
/// Set the credentials provider for the builder
///
/// # Examples
/// ```rust
/// use aws_types::credentials::{ProvideCredentials, SharedCredentialsProvider};
/// use aws_types::SdkConfig;
/// fn make_provider() -> impl ProvideCredentials {
/// // ...
/// # use aws_types::Credentials;
/// # Credentials::new("test", "test", None, None, "example")
/// }
///
/// fn override_provider() -> bool {
/// // ...
/// # true
/// }
///
/// let mut builder = SdkConfig::builder();
/// if override_provider() {
/// builder.set_credentials_provider(Some(SharedCredentialsProvider::new(make_provider())));
/// }
/// let config = builder.build();
/// ```
pub fn set_credentials_provider(
&mut self,
provider: Option<SharedCredentialsProvider>,
) -> &mut Self {
self.credentials_provider = provider;
self
}
/// Sets the name of the app that is using the client.
///
/// This _optional_ name is used to identify the application in the user agent that
/// gets sent along with requests.
pub fn app_name(mut self, app_name: AppName) -> Self {
self.set_app_name(Some(app_name));
self
}
/// Sets the name of the app that is using the client.
///
/// This _optional_ name is used to identify the application in the user agent that
/// gets sent along with requests.
pub fn set_app_name(&mut self, app_name: Option<AppName>) -> &mut Self {
self.app_name = app_name;
self
}
/// Sets the HTTP connector that clients will use to make HTTP requests.
pub fn http_connector(mut self, http_connector: HttpConnector) -> Self {
self.set_http_connector(Some(http_connector));
self
}
/// Sets the HTTP connector that clients will use to make HTTP requests.
pub fn set_http_connector(&mut self, http_connector: Option<HttpConnector>) -> &mut Self {
self.http_connector = http_connector;
self
}
/// Build a [`SdkConfig`](SdkConfig) from this builder
pub fn build(self) -> SdkConfig {
SdkConfig {
app_name: self.app_name,
credentials_provider: self.credentials_provider,
region: self.region,
endpoint_resolver: self.endpoint_resolver,
retry_config: self.retry_config,
sleep_impl: self.sleep_impl,
timeout_config: self.timeout_config,
http_connector: self.http_connector,
}
}
}
impl SdkConfig {
/// Configured region
pub fn region(&self) -> Option<&Region> {
self.region.as_ref()
}
/// Configured endpoint resolver
pub fn endpoint_resolver(&self) -> Option<Arc<dyn ResolveAwsEndpoint>> {
self.endpoint_resolver.clone()
}
/// Configured retry config
pub fn retry_config(&self) -> Option<&RetryConfig> {
self.retry_config.as_ref()
}
/// Configured timeout config
pub fn timeout_config(&self) -> Option<&timeout::Config> {
self.timeout_config.as_ref()
}
#[doc(hidden)]
/// Configured sleep implementation
pub fn sleep_impl(&self) -> Option<Arc<dyn AsyncSleep>> {
self.sleep_impl.clone()
}
/// Configured credentials provider
pub fn credentials_provider(&self) -> Option<&SharedCredentialsProvider> {
self.credentials_provider.as_ref()
}
/// Configured app name
pub fn app_name(&self) -> Option<&AppName> {
self.app_name.as_ref()
}
/// Configured HTTP Connector
pub fn http_connector(&self) -> Option<&HttpConnector> {
self.http_connector.as_ref()
}
/// Config builder
pub fn builder() -> Builder {
Builder::default()
}
}