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value | syntax stringclasses 1
value | kind stringclasses 4
values | repo stringclasses 27
values | path stringlengths 5 116 | license stringclasses 6
values | commit stringlengths 40 40 | source_host stringclasses 1
value | category stringclasses 16
values | source_url stringlengths 85 196 | line_start int64 1 4.28k | line_end int64 4 4.31k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/classifiers.rs:7 | #[test]
fn classify_by_response_status() {
let policy = HttpStatusCodeClassifier::default();
let res = http::Response::builder()
.status(500)
.body("error!")
.unwrap()
.map(SdkBody::from);
let mut ctx = InterceptorContext::new(Input::doesnt_mat... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | Apache-2.0 | 0656e34f774e36546f5348cd2abf9a3a17ea80ef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/0656e34f774e36546f5348cd2abf9a3a17ea80ef/sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | 241 | 300 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/classifiers.rs:4 | }
}
const TRANSIENT_ERROR_STATUS_CODES: &[u16] = &[500, 502, 503, 504];
/// A retry classifier that will treat HTTP response with those status codes as retryable.
/// The `Default` version will retry 500, 502, 503, and 504 errors.
#[derive(Debug)]
pub struct HttpStatusCodeClassifier {
retryable_status_codes: Cow<... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | Apache-2.0 | 882646f33ed8ca91a1541be0bcbd390545f04a99 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/882646f33ed8ca91a1541be0bcbd390545f04a99/sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | 121 | 180 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/classifiers.rs:6 | classifier.name(),
new_result
);
result = new_result;
// If the result is `RetryForbidden`, stop running classifiers.
if result == RetryAction::RetryForbidden {
tracing::trace!("retry classification ending early because a `RetryAction::RetryForbidden` was emitted... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | Apache-2.0 | 882646f33ed8ca91a1541be0bcbd390545f04a99 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/882646f33ed8ca91a1541be0bcbd390545f04a99/sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | 201 | 260 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/classifiers.rs:7 | #[test]
fn classify_by_response_status() {
let policy = HttpStatusCodeClassifier::default();
let res = http::Response::builder()
.status(500)
.body("error!")
.unwrap()
.map(SdkBody::from);
let mut ctx = InterceptorContext::new(Input::doesnt_mat... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | Apache-2.0 | 882646f33ed8ca91a1541be0bcbd390545f04a99 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/882646f33ed8ca91a1541be0bcbd390545f04a99/sdk/aws-smithy-runtime/src/client/retries/classifiers.rs | 241 | 300 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:1 | /*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
//! A rate limiter for controlling the rate at which AWS requests are made. The rate changes based
//! on the number of throttling errors encountered.
#![allow(dead_code)]
use crate::client::retries::R... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 1 | 60 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:2 | /// Rate limiter for adaptive retry.
#[derive(Clone, Debug)]
pub struct ClientRateLimiter {
pub(crate) inner: Arc<Mutex<Inner>>,
}
#[derive(Debug)]
pub(crate) struct Inner {
/// The rate at which token are replenished.
fill_rate: f64,
/// The maximum capacity allowed in the token bucket.
max_capaci... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 41 | 100 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:3 | fn default() -> Self {
Self::builder().build()
}
}
impl ClientRateLimiter {
/// Creates a new `ClientRateLimiter`
pub fn new(seconds_since_unix_epoch: f64) -> Self {
Self::builder()
.tokens_retrieved_per_second(MIN_FILL_RATE)
.time_of_last_throttle(seconds_since_unix... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 81 | 140 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:4 | let sleep_time = (amount - it.current_capacity) / it.fill_rate;
debug!(
amount,
it.current_capacity,
it.fill_rate,
sleep_time,
"client rate limiter delayed a request"
);
Err(Duration::from_secs_f64(sleep... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 121 | 180 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:5 | } else {
it.calculate_time_window();
calculated_rate = it.cubic_success(seconds_since_unix_epoch);
}
let new_rate = f64::min(calculated_rate, 2.0 * it.measured_tx_rate);
it.update_bucket_refill_rate(seconds_since_unix_epoch, new_rate);
}
}
impl Inner {
fn refill... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 161 | 220 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:6 | self.current_capacity = f64::min(self.current_capacity, self.max_capacity);
}
fn enable_token_bucket(&mut self) {
// If throttling wasn't already enabled, note that we're now enabling it.
if !self.enabled {
debug!("client rate limiting has been enabled");
}
self.enab... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 201 | 260 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:7 | /// Builder for `ClientRateLimiter`.
#[derive(Clone, Debug, Default)]
pub struct ClientRateLimiterBuilder {
///The rate at which token are replenished.
token_refill_rate: Option<f64>,
///The maximum capacity allowed in the token bucket.
maximum_bucket_capacity: Option<f64>,
///The current capacity o... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 241 | 300 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:8 | /// The maximum capacity allowed in the token bucket
///
/// The implementation of [`ClientRateLimiter`] guarantees that `current_capacity` never exceeds this value.
pub fn maximum_bucket_capacity(mut self, maximum_bucket_capacity: f64) -> Self {
self.set_maximum_bucket_capacity(Some(maximum_bucket_... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 281 | 340 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:9 | fn set_time_of_last_refill(&mut self, time_of_last_refill: Option<f64>) -> &mut Self {
self.time_of_last_refill = time_of_last_refill;
self
}
/// The smoothed rate which tokens are being retrieved.
pub fn tokens_retrieved_per_second(mut self, tokens_retrieved_per_second: f64) -> Self {
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 321 | 380 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:10 | self
}
// Boolean indicating if the token bucket is enabled. The token bucket is initially disabled. When a throttling error is encountered it is enabled.
fn set_enable_throttling(&mut self, enable_throttling: Option<bool>) -> &mut Self {
self.enable_throttling = enable_throttling;
self
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 361 | 420 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:11 | fill_rate: self.token_refill_rate.unwrap_or_default(),
max_capacity: self.maximum_bucket_capacity.unwrap_or(f64::MAX),
current_capacity: self.current_bucket_capacity.unwrap_or_default(),
last_timestamp: self.time_of_last_refill,
enabled: self.enable_thrott... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 401 | 460 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:12 | let new_rate = rate_limiter.inner.lock().unwrap().cubic_success(1.0);
assert_relative_eq!(new_rate, 7.0);
}
#[tokio::test]
async fn throttling_is_enabled_once_throttling_error_is_received() {
let rate_limiter = ClientRateLimiter::builder()
.previous_time_bucket(0.0)
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 441 | 500 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:13 | seconds_since_unix_epoch: 6.0,
expected_calculated_rate: 9.64893600966,
},
Attempt {
seconds_since_unix_epoch: 7.0,
expected_calculated_rate: 10.000030849917364,
},
Attempt {
seconds_since_unix_epoch: 8.0,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 481 | 540 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:14 | #[tokio::test]
async fn test_calculated_rate_with_throttles() {
let rate_limiter = ClientRateLimiter::builder()
.tokens_retrieved_per_second_at_time_of_last_throttle(10.0)
.time_of_last_throttle(5.0)
.build();
struct Attempt {
throttled: bool,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 521 | 580 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:15 | throttled: false,
seconds_since_unix_epoch: 10.0,
expected_calculated_rate: 4.770870456867401,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 11.0,
expected_calculated_rate: 6.011819748005445,
}... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 561 | 620 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:16 | struct Attempt {
throttled: bool,
seconds_since_unix_epoch: f64,
expected_tokens_retrieved_per_second: f64,
expected_token_refill_rate: f64,
}
let attempts = [
Attempt {
throttled: false,
seconds_since_unix_epoc... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 601 | 660 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:17 | seconds_since_unix_epoch: 1.2,
expected_tokens_retrieved_per_second: 4.160000,
expected_token_refill_rate: 0.691200,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 1.4,
expected_tokens_retrieved_per_second:... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 641 | 700 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:18 | Attempt {
throttled: false,
seconds_since_unix_epoch: 2.6,
expected_tokens_retrieved_per_second: 5.665280,
expected_token_refill_rate: 4.053385727709987,
},
Attempt {
throttled: false,
seconds_since_u... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 681 | 740 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:19 | assert_relative_eq!(
attempt.expected_tokens_retrieved_per_second,
rate_limiter.inner.lock().unwrap().measured_tx_rate
);
assert_relative_eq!(
attempt.expected_token_refill_rate,
rate_limiter.inner.lock().unwrap().fill_rate
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 721 | 772 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:20 | }
let inner = crl.inner.lock().unwrap();
assert!(inner.enabled, "the rate limiter should still be enabled");
// Assert that the rate limiter respects the passage of time.
assert_relative_eq!(
inner.last_timestamp.unwrap(),
sleep_impl.total_duration().as_secs_f64(... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5e17b3723799bff475dc95cdcca40c9d54602f18 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5e17b3723799bff475dc95cdcca40c9d54602f18/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 761 | 772 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:1 | /*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
//! A rate limiter for controlling the rate at which AWS requests are made. The rate changes based
//! on the number of throttling errors encountered.
#![allow(dead_code)]
use crate::client::retries::R... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 1 | 60 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:2 | /// Rate limiter for adaptive retry.
#[derive(Clone, Debug)]
pub struct ClientRateLimiter {
inner: Arc<Mutex<Inner>>,
}
#[derive(Debug)]
pub(crate) struct Inner {
/// The rate at which token are replenished.
fill_rate: f64,
/// The maximum capacity allowed in the token bucket.
max_capacity: f64,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 41 | 100 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:3 | /// Creates a new `ClientRateLimiter`
pub fn new(seconds_since_unix_epoch: f64) -> Self {
Self::builder()
.tokens_retrieved_per_second(MIN_FILL_RATE)
.time_of_last_throttle(seconds_since_unix_epoch)
.previous_time_bucket(seconds_since_unix_epoch.floor())
.buil... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 81 | 140 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:4 | );
Err(Duration::from_secs_f64(sleep_time))
} else {
Ok(())
};
it.current_capacity -= amount;
res
}
pub(crate) fn update_rate_limiter(
&self,
seconds_since_unix_epoch: f64,
is_throttling_error: bool,
) {
let mut it = ... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 121 | 180 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:5 | }
}
impl Inner {
fn refill(&mut self, seconds_since_unix_epoch: f64) {
if let Some(last_timestamp) = self.last_timestamp {
let fill_amount = (seconds_since_unix_epoch - last_timestamp) * self.fill_rate;
self.current_capacity =
f64::min(self.max_capacity, self.current... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 161 | 220 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:6 | }
self.enabled = true;
}
fn update_tokens_retrieved_per_second(&mut self, seconds_since_unix_epoch: f64) {
let next_time_bucket = (seconds_since_unix_epoch * 2.0).floor() / 2.0;
self.request_count += 1;
if next_time_bucket > self.last_tx_rate_bucket {
let current_ra... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 201 | 260 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:7 | current_bucket_capacity: Option<f64>,
///The last time the token bucket was refilled.
time_of_last_refill: Option<f64>,
///The smoothed rate which tokens are being retrieved.
tokens_retrieved_per_second: Option<f64>,
///The last half second time bucket used.
previous_time_bucket: Option<f64>,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 241 | 300 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:8 | }
///The current capacity of the token bucket. The minimum this can be is 1.0
fn set_current_bucket_capacity(&mut self, current_bucket_capacity: Option<f64>) -> &mut Self {
self.current_bucket_capacity = current_bucket_capacity;
self
}
///The current capacity of the token bucket. The min... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 281 | 340 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:9 | fn previous_time_bucket(mut self, previous_time_bucket: f64) -> Self {
self.previous_time_bucket = Some(previous_time_bucket);
self
}
///The number of requests seen within the current time bucket.
fn set_request_count(&mut self, request_count: Option<u64>) -> &mut Self {
self.request... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 321 | 380 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:10 | self
}
///The last time when the client was throttled.
fn set_time_of_last_throttle(&mut self, time_of_last_throttle: Option<f64>) -> &mut Self {
self.time_of_last_throttle = time_of_last_throttle;
self
}
///The last time when the client was throttled.
fn time_of_last_throttle(mu... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 361 | 420 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:11 | use std::time::{Duration, SystemTime};
const ONE_SECOND: Duration = Duration::from_secs(1);
const TWO_HUNDRED_MILLISECONDS: Duration = Duration::from_millis(200);
#[test]
fn should_match_beta_decrease() {
let new_rate = cubic_throttle(10.0);
assert_relative_eq!(new_rate, 7.0);
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 401 | 460 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:12 | let rate_limiter = ClientRateLimiter::builder()
.time_of_last_throttle(5.0)
.tokens_retrieved_per_second_at_time_of_last_throttle(10.0)
.build();
struct Attempt {
seconds_since_unix_epoch: f64,
expected_calculated_rate: f64,
}
let att... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 441 | 500 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:13 | // Think this test is a little strange? I ported the test from Go v2, and this is how it
// was implemented. See for yourself:
// https://github.com/aws/aws-sdk-go-v2/blob/844ff45cdc76182229ad098c95bf3f5ab8c20e9f/aws/retry/adaptive_ratelimit_test.go#L97
for attempt in attempts {
rate... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 481 | 540 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:14 | Attempt {
throttled: true,
seconds_since_unix_epoch: 7.0,
expected_calculated_rate: 6.754255206761999,
},
Attempt {
throttled: true,
seconds_since_unix_epoch: 8.0,
expected_calculated_rate: 4.72797864... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 521 | 580 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:15 | calculated_rate = cubic_throttle(calculated_rate);
inner.time_of_last_throttle = attempt.seconds_since_unix_epoch;
inner.last_max_rate = calculated_rate;
} else {
calculated_rate = inner.cubic_success(attempt.seconds_since_unix_epoch);
};
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 561 | 620 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:16 | expected_token_refill_rate: 0.500000,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 0.8,
expected_tokens_retrieved_per_second: 4.800000000000001,
expected_token_refill_rate: 0.500000,
},
Attempt {
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 601 | 660 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:17 | seconds_since_unix_epoch: 2.0,
expected_tokens_retrieved_per_second: 4.326400,
expected_token_refill_rate: 3.0284799999999996,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 2.2,
expected_tokens_retrieved_p... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 641 | 700 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:18 | Attempt {
throttled: false,
seconds_since_unix_epoch: 3.4,
expected_tokens_retrieved_per_second: 4.333056,
expected_token_refill_rate: 3.4522263943863463,
},
];
for attempt in attempts {
sleep_impl.sleep(TWO_HUNDRED... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 681 | 740 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:19 | // Start by recording a throttling error
crl.update_rate_limiter(0.0, true);
for _i in 0..100 {
// advance time by a random amount (up to 1s) each iteration
let duration = Duration::from_secs_f64(fastrand::f64());
sleep_impl.sleep(duration).await;
if let ... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 5370d2af59d5b60d5683509317096554e3afbeef | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/5370d2af59d5b60d5683509317096554e3afbeef/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 721 | 748 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:1 | /*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
//! A rate limiter for controlling the rate at which AWS requests are made. The rate changes based
//! on the number of throttling errors encountered.
#![allow(dead_code)]
use crate::client::retries::R... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 1 | 60 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:2 | /// Rate limiter for adaptive retry.
#[derive(Clone, Debug)]
pub struct ClientRateLimiter {
inner: Arc<Mutex<Inner>>,
}
#[derive(Debug)]
pub(crate) struct Inner {
/// The rate at which token are replenished.
fill_rate: f64,
/// The maximum capacity allowed in the token bucket.
max_capacity: f64,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 41 | 100 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:3 | /// Creates a new [`ClientRateLimiter`].
pub fn new(seconds_since_unix_epoch: f64) -> Self {
Self::builder()
.tokens_retrieved_per_second(MIN_FILL_RATE)
.time_of_last_throttle(seconds_since_unix_epoch)
.previous_time_bucket(seconds_since_unix_epoch.floor())
.b... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 81 | 140 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:6 | }
self.enabled = true;
}
fn update_tokens_retrieved_per_second(&mut self, seconds_since_unix_epoch: f64) {
let next_time_bucket = (seconds_since_unix_epoch * 2.0).floor() / 2.0;
self.request_count += 1;
if next_time_bucket > self.last_tx_rate_bucket {
let current_ra... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 201 | 260 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:7 | set_request_count, request_count, u64, "The number of requests seen within the current time bucket.",
set_enable_throttling, enable_throttling, bool, "Boolean indicating if the token bucket is enabled. The token bucket is initially disabled. When a throttling error is encountered it is enabled.",
set_tokens_ret... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 241 | 300 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:8 | fn should_match_beta_decrease() {
let new_rate = cubic_throttle(10.0);
assert_relative_eq!(new_rate, 7.0);
let rate_limiter = ClientRateLimiter::builder()
.tokens_retrieved_per_second_at_time_of_last_throttle(10.0)
.time_of_last_throttle(1.0)
.build();
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 281 | 340 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:9 | seconds_since_unix_epoch: f64,
expected_calculated_rate: f64,
}
let attempts = [
Attempt {
seconds_since_unix_epoch: 5.0,
expected_calculated_rate: 7.0,
},
Attempt {
seconds_since_unix_epoch: 6.0,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 321 | 380 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:10 | let calculated_rate = rate_limiter
.inner
.lock()
.unwrap()
.cubic_success(attempt.seconds_since_unix_epoch);
assert_relative_eq!(attempt.expected_calculated_rate, calculated_rate);
}
}
#[tokio::test]
async fn test_calcula... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 361 | 420 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:11 | throttled: true,
seconds_since_unix_epoch: 8.0,
expected_calculated_rate: 4.727978644733399,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 9.0,
expected_calculated_rate: 4.670125557970046,
},
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 401 | 460 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:12 | assert_relative_eq!(attempt.expected_calculated_rate, calculated_rate);
}
}
#[tokio::test]
async fn test_client_sending_rates() {
let (_, sleep_impl) = instant_time_and_sleep(SystemTime::UNIX_EPOCH);
let rate_limiter = ClientRateLimiter::builder().build();
struct Attempt {
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 441 | 500 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:13 | expected_token_refill_rate: 0.500000,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 1.0,
expected_tokens_retrieved_per_second: 4.160000,
expected_token_refill_rate: 0.500000,
},
Attempt {
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 481 | 540 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:14 | seconds_since_unix_epoch: 2.2,
expected_tokens_retrieved_per_second: 4.326400,
expected_token_refill_rate: 3.48663917347026,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 2.4,
expected_tokens_retrieved_per... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 521 | 580 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:15 | ];
for attempt in attempts {
sleep_impl.sleep(TWO_HUNDRED_MILLISECONDS).await;
assert_eq!(
attempt.seconds_since_unix_epoch,
sleep_impl.total_duration().as_secs_f64()
);
rate_limiter.update_rate_limiter(attempt.seconds_since_unix_... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 561 | 620 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:16 | sleep_impl.sleep(duration).await;
if let Err(delay) = crl.acquire_permission_to_send_a_request(
time_source.seconds_since_unix_epoch(),
RequestReason::InitialRequest,
) {
sleep_impl.sleep(delay).await;
}
// Assume all furth... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | f75c1e107a267220e55e12dc1550eeff0308e2c5 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/f75c1e107a267220e55e12dc1550eeff0308e2c5/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 601 | 622 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:1 | /*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
//! A rate limiter for controlling the rate at which AWS requests are made. The rate changes based
//! on the number of throttling errors encountered.
#![allow(dead_code)]
use crate::client::retries::R... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 1 | 60 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:2 | }
}
#[doc(hidden)]
#[non_exhaustive]
#[derive(Clone, Debug, Hash, PartialEq, Eq)]
pub struct ClientRateLimiterPartition {
retry_partition: RetryPartition,
}
impl ClientRateLimiterPartition {
pub fn new(retry_partition: RetryPartition) -> Self {
Self { retry_partition }
}
}
const RETRY_COST: f64 =... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 41 | 100 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:3 | /// The current capacity of the token bucket.
current_capacity: f64,
/// The last time the token bucket was refilled.
last_timestamp: Option<f64>,
/// Boolean indicating if the token bucket is enabled.
/// The token bucket is initially disabled.
/// When a throttling error is encountered it is e... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 81 | 140 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:4 | fn builder() -> Builder {
Builder::new()
}
pub(crate) fn acquire_permission_to_send_a_request(
&self,
seconds_since_unix_epoch: f64,
kind: RequestReason,
) -> Result<(), Duration> {
let mut it = self.inner.lock().unwrap();
if !it.enabled {
// ret... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 121 | 180 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:5 | }
pub(crate) fn update_rate_limiter(
&self,
seconds_since_unix_epoch: f64,
is_throttling_error: bool,
) {
let mut it = self.inner.lock().unwrap();
it.update_tokens_retrieved_per_second(seconds_since_unix_epoch);
let calculated_rate;
if is_throttling_erro... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 161 | 220 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:6 | debug!(
fill_amount,
self.current_capacity, self.max_capacity, "refilling client rate limiter tokens"
);
}
self.last_timestamp = Some(seconds_since_unix_epoch);
}
fn update_bucket_refill_rate(&mut self, seconds_since_unix_epoch: f64, new_fill_rate: f6... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 201 | 260 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:7 | let current_rate =
self.request_count as f64 / (next_time_bucket - self.last_tx_rate_bucket);
self.measured_tx_rate = current_rate * SMOOTH + self.measured_tx_rate * (1.0 - SMOOTH);
self.request_count = 0;
self.last_tx_rate_bucket = next_time_bucket;
}
}
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 241 | 300 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:8 | inner: Arc::new(Mutex::new(Inner {
fill_rate: self.token_refill_rate.unwrap_or_default(),
max_capacity: self.maximum_bucket_capacity.unwrap_or(f64::MAX),
current_capacity: self.current_bucket_capacity.unwrap_or_default(),
last_timestamp: self.time_of_last_... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 281 | 340 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:9 | rate_limiter.inner.lock().unwrap().calculate_time_window();
let new_rate = rate_limiter.inner.lock().unwrap().cubic_success(1.0);
assert_relative_eq!(new_rate, 7.0);
}
#[tokio::test]
async fn throttling_is_enabled_once_throttling_error_is_received() {
let rate_limiter = ClientRateLi... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 321 | 380 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:10 | Attempt {
seconds_since_unix_epoch: 6.0,
expected_calculated_rate: 9.64893600966,
},
Attempt {
seconds_since_unix_epoch: 7.0,
expected_calculated_rate: 10.000030849917364,
},
Attempt {
seconds... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 361 | 420 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:11 | #[tokio::test]
async fn test_calculated_rate_with_throttles() {
let rate_limiter = ClientRateLimiter::builder()
.tokens_retrieved_per_second_at_time_of_last_throttle(10.0)
.time_of_last_throttle(5.0)
.build();
struct Attempt {
throttled: bool,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 401 | 460 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:12 | Attempt {
throttled: false,
seconds_since_unix_epoch: 10.0,
expected_calculated_rate: 4.770870456867401,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 11.0,
expected_calculated_rate: 6.0118... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 441 | 500 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:13 | struct Attempt {
throttled: bool,
seconds_since_unix_epoch: f64,
expected_tokens_retrieved_per_second: f64,
expected_token_refill_rate: f64,
}
let attempts = [
Attempt {
throttled: false,
seconds_since_unix_epoc... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 481 | 540 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:14 | throttled: false,
seconds_since_unix_epoch: 1.2,
expected_tokens_retrieved_per_second: 4.160000,
expected_token_refill_rate: 0.691200,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 1.4,
exp... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 521 | 580 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:15 | },
Attempt {
throttled: false,
seconds_since_unix_epoch: 2.6,
expected_tokens_retrieved_per_second: 5.665280,
expected_token_refill_rate: 4.053385727709987,
},
Attempt {
throttled: false,
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 561 | 620 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:16 | rate_limiter.update_rate_limiter(attempt.seconds_since_unix_epoch, attempt.throttled);
assert_relative_eq!(
attempt.expected_tokens_retrieved_per_second,
rate_limiter.inner.lock().unwrap().measured_tx_rate
);
assert_relative_eq!(
attemp... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 601 | 653 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:17 | crl.update_rate_limiter(time_source.seconds_since_unix_epoch(), false);
}
let inner = crl.inner.lock().unwrap();
assert!(inner.enabled, "the rate limiter should still be enabled");
// Assert that the rate limiter respects the passage of time.
assert_relative_eq!(
inn... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 38f7658917b57ddcdf7161b18769fc12ad2f24ba | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/38f7658917b57ddcdf7161b18769fc12ad2f24ba/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 641 | 653 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:1 | /*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
//! A rate limiter for controlling the rate at which AWS requests are made. The rate changes based
//! on the number of throttling errors encountered.
#![allow(dead_code)]
use crate::client::retries::R... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 1 | 60 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:2 | }
#[doc(hidden)]
#[non_exhaustive]
#[derive(Clone, Debug, Hash, PartialEq, Eq)]
pub struct ClientRateLimiterPartition {
retry_partition: RetryPartition,
}
impl ClientRateLimiterPartition {
pub fn new(retry_partition: RetryPartition) -> Self {
Self { retry_partition }
}
}
const RETRY_COST: f64 = 5... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 41 | 100 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:3 | /// The last time the token bucket was refilled.
last_timestamp: Option<f64>,
/// Boolean indicating if the token bucket is enabled.
/// The token bucket is initially disabled.
/// When a throttling error is encountered it is enabled.
enabled: bool,
/// The smoothed rate which tokens are being r... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 81 | 140 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:4 | pub(crate) fn acquire_permission_to_send_a_request(
&self,
seconds_since_unix_epoch: f64,
kind: RequestReason,
) -> Result<(), Duration> {
let mut it = self.inner.lock().unwrap();
if !it.enabled {
// return early if we haven't encountered a throttling error yet
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 121 | 180 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:5 | &self,
seconds_since_unix_epoch: f64,
is_throttling_error: bool,
) {
let mut it = self.inner.lock().unwrap();
it.update_tokens_retrieved_per_second(seconds_since_unix_epoch);
let calculated_rate;
if is_throttling_error {
let rate_to_use = if it.enabled {
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 161 | 220 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:6 | );
}
self.last_timestamp = Some(seconds_since_unix_epoch);
}
fn update_bucket_refill_rate(&mut self, seconds_since_unix_epoch: f64, new_fill_rate: f64) {
// Refill based on our current rate before we update to the new fill rate.
self.refill(seconds_since_unix_epoch);
se... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 201 | 260 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:7 | self.request_count = 0;
self.last_tx_rate_bucket = next_time_bucket;
}
}
fn calculate_time_window(&self) -> f64 {
let base = (self.last_max_rate * (1.0 - BETA)) / SCALE_CONSTANT;
base.powf(1.0 / 3.0)
}
fn cubic_success(&self, seconds_since_unix_epoch: f64) -> f64 {
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 241 | 300 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:8 | current_capacity: self.current_bucket_capacity.unwrap_or_default(),
last_timestamp: self.time_of_last_refill,
enabled: self.enable_throttling.unwrap_or_default(),
measured_tx_rate: self.tokens_retrieved_per_second.unwrap_or_default(),
last_tx_rate_bucket: ... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 281 | 340 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:9 | }
#[tokio::test]
async fn throttling_is_enabled_once_throttling_error_is_received() {
let rate_limiter = ClientRateLimiter::builder()
.previous_time_bucket(0.0)
.time_of_last_throttle(0.0)
.build();
assert!(
!rate_limiter.inner.lock().unwrap().en... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 321 | 380 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:10 | },
Attempt {
seconds_since_unix_epoch: 7.0,
expected_calculated_rate: 10.000030849917364,
},
Attempt {
seconds_since_unix_epoch: 8.0,
expected_calculated_rate: 10.453284520772092,
},
Attempt {
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 361 | 420 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:11 | let rate_limiter = ClientRateLimiter::builder()
.tokens_retrieved_per_second_at_time_of_last_throttle(10.0)
.time_of_last_throttle(5.0)
.build();
struct Attempt {
throttled: bool,
seconds_since_unix_epoch: f64,
expected_calculated_rate: f6... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 401 | 460 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:12 | expected_calculated_rate: 4.770870456867401,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 11.0,
expected_calculated_rate: 6.011819748005445,
},
Attempt {
throttled: false,
seconds_... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 441 | 500 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:13 | seconds_since_unix_epoch: f64,
expected_tokens_retrieved_per_second: f64,
expected_token_refill_rate: f64,
}
let attempts = [
Attempt {
throttled: false,
seconds_since_unix_epoch: 0.2,
expected_tokens_retrieved_per_seco... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 481 | 540 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:14 | expected_token_refill_rate: 0.691200,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 1.4,
expected_tokens_retrieved_per_second: 4.160000,
expected_token_refill_rate: 1.0975999999999997,
},
Attempt {... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 521 | 580 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:15 | seconds_since_unix_epoch: 2.6,
expected_tokens_retrieved_per_second: 5.665280,
expected_token_refill_rate: 4.053385727709987,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 2.8,
expected_tokens_retrieved_pe... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 561 | 620 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:16 | rate_limiter.inner.lock().unwrap().measured_tx_rate
);
assert_relative_eq!(
attempt.expected_token_refill_rate,
rate_limiter.inner.lock().unwrap().fill_rate
);
}
}
// This test is only testing that we don't fail basic math and panic. I... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 601 | 650 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:17 | let inner = crl.inner.lock().unwrap();
assert!(inner.enabled, "the rate limiter should still be enabled");
// Assert that the rate limiter respects the passage of time.
assert_relative_eq!(
inner.last_timestamp.unwrap(),
sleep_impl.total_duration().as_secs_f64(),
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | eb5d5753cf1c50253e1e392e0010fad9319433eb | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/eb5d5753cf1c50253e1e392e0010fad9319433eb/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 641 | 650 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:8 | current_capacity: self.current_bucket_capacity.unwrap_or_default(),
last_timestamp: self.time_of_last_refill,
enabled: self.enable_throttling.unwrap_or_default(),
measured_tx_rate: self.tokens_retrieved_per_second.unwrap_or_default(),
last_tx_rate_bucket: ... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 281 | 340 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:9 | rate_limiter.inner.lock().unwrap().calculate_time_window();
let new_rate = rate_limiter.inner.lock().unwrap().cubic_success(1.0);
assert_relative_eq!(new_rate, 7.0);
}
#[tokio::test]
async fn throttling_is_enabled_once_throttling_error_is_received() {
let mut cfg = ConfigBag::base()... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 321 | 380 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:10 | .tokens_retrieved_per_second_at_time_of_last_throttle(10.0)
.build();
struct Attempt {
seconds_since_unix_epoch: f64,
expected_calculated_rate: f64,
}
let attempts = [
Attempt {
seconds_since_unix_epoch: 5.0,
expec... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 361 | 420 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:11 | // was implemented. See for yourself:
// https://github.com/aws/aws-sdk-go-v2/blob/844ff45cdc76182229ad098c95bf3f5ab8c20e9f/aws/retry/adaptive_ratelimit_test.go#L97
for attempt in attempts {
rate_limiter.inner.lock().unwrap().calculate_time_window();
let calculated_rate = rate_li... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 401 | 460 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:12 | Attempt {
throttled: false,
seconds_since_unix_epoch: 6.0,
expected_calculated_rate: 9.64893600966,
},
Attempt {
throttled: true,
seconds_since_unix_epoch: 7.0,
expected_calculated_rate: 6.75425520676... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 441 | 500 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:13 | let mut calculated_rate = 0.0;
for attempt in attempts {
let mut inner = rate_limiter.inner.lock().unwrap();
inner.calculate_time_window();
if attempt.throttled {
calculated_rate = cubic_throttle(calculated_rate);
inner.time_of_last_throttle = ... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 481 | 540 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:14 | Attempt {
throttled: false,
seconds_since_unix_epoch: 0.4,
expected_tokens_retrieved_per_second: 0.000000,
expected_token_refill_rate: 0.500000,
},
Attempt {
throttled: false,
seconds_since_unix_epoch... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 521 | 580 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:15 | expected_token_refill_rate: 1.6384000000000005,
},
Attempt {
throttled: false,
seconds_since_unix_epoch: 1.8,
expected_tokens_retrieved_per_second: 5.632000000000001,
expected_token_refill_rate: 2.332800,
},
... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 561 | 620 |
awslabs/aws-sdk-rust:sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs:16 | seconds_since_unix_epoch: 3.0,
expected_tokens_retrieved_per_second: 4.333056,
expected_token_refill_rate: 4.282036558348658,
},
Attempt {
throttled: true,
seconds_since_unix_epoch: 3.2,
expected_tokens_retrieved_per... | rust | rust | rust-source | awslabs/aws-sdk-rust | sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | Apache-2.0 | 3295543612dada803b8ced9d8bc26acd7a2bd274 | github | sdk | https://github.com/awslabs/aws-sdk-rust/blob/3295543612dada803b8ced9d8bc26acd7a2bd274/sdk/aws-smithy-runtime/src/client/retries/client_rate_limiter.rs | 601 | 660 |
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