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Bump rand crate to 0.9 (#12674)

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This commit is contained in:
Folke Behrens
2025-07-22 11:31:39 +02:00
committed by GitHub
parent 5464552020
commit 9c0efba91e
60 changed files with 231 additions and 237 deletions
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47
Cargo.lock generated
View File

@@ -1451,7 +1451,7 @@ name = "consumption_metrics"
version = "0.1.0"
dependencies = [
"chrono",
"rand 0.8.5",
"rand 0.9.1",
"serde",
]
@@ -1854,7 +1854,7 @@ dependencies = [
"bytes",
"hex",
"parking_lot 0.12.1",
"rand 0.8.5",
"rand 0.9.1",
"smallvec",
"tracing",
"utils",
@@ -2099,7 +2099,7 @@ dependencies = [
"itertools 0.10.5",
"jsonwebtoken",
"prometheus",
"rand 0.8.5",
"rand 0.9.1",
"remote_storage",
"serde",
"serde_json",
@@ -3782,8 +3782,8 @@ dependencies = [
"once_cell",
"procfs",
"prometheus",
"rand 0.8.5",
"rand_distr 0.4.3",
"rand 0.9.1",
"rand_distr",
"twox-hash",
]
@@ -3875,7 +3875,7 @@ dependencies = [
"lock_api",
"nix 0.30.1",
"rand 0.9.1",
"rand_distr 0.5.1",
"rand_distr",
"rustc-hash 2.1.1",
"tempfile",
"thiserror 1.0.69",
@@ -4351,7 +4351,7 @@ dependencies = [
"pageserver_client_grpc",
"pageserver_page_api",
"pprof",
"rand 0.8.5",
"rand 0.9.1",
"reqwest",
"serde",
"serde_json",
@@ -4448,7 +4448,7 @@ dependencies = [
"pprof",
"pq_proto",
"procfs",
"rand 0.8.5",
"rand 0.9.1",
"range-set-blaze",
"regex",
"remote_storage",
@@ -4515,7 +4515,7 @@ dependencies = [
"postgres_ffi_types",
"postgres_versioninfo",
"posthog_client_lite",
"rand 0.8.5",
"rand 0.9.1",
"remote_storage",
"reqwest",
"serde",
@@ -4585,7 +4585,7 @@ dependencies = [
"once_cell",
"pageserver_api",
"pin-project-lite",
"rand 0.8.5",
"rand 0.9.1",
"svg_fmt",
"tokio",
"tracing",
@@ -4958,7 +4958,7 @@ dependencies = [
"fallible-iterator",
"hmac",
"memchr",
"rand 0.8.5",
"rand 0.9.1",
"sha2",
"stringprep",
"tokio",
@@ -5150,7 +5150,7 @@ dependencies = [
"bytes",
"itertools 0.10.5",
"postgres-protocol",
"rand 0.8.5",
"rand 0.9.1",
"serde",
"thiserror 1.0.69",
"tokio",
@@ -5414,8 +5414,9 @@ dependencies = [
"postgres-protocol2",
"postgres_backend",
"pq_proto",
"rand 0.8.5",
"rand_distr 0.4.3",
"rand 0.9.1",
"rand_core 0.6.4",
"rand_distr",
"rcgen",
"redis",
"regex",
@@ -5617,16 +5618,6 @@ dependencies = [
"getrandom 0.3.3",
]
[[package]]
name = "rand_distr"
version = "0.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "32cb0b9bc82b0a0876c2dd994a7e7a2683d3e7390ca40e6886785ef0c7e3ee31"
dependencies = [
"num-traits",
"rand 0.8.5",
]
[[package]]
name = "rand_distr"
version = "0.5.1"
@@ -5840,7 +5831,7 @@ dependencies = [
"metrics",
"once_cell",
"pin-project-lite",
"rand 0.8.5",
"rand 0.9.1",
"reqwest",
"scopeguard",
"serde",
@@ -6330,7 +6321,7 @@ dependencies = [
"postgres_versioninfo",
"pprof",
"pq_proto",
"rand 0.8.5",
"rand 0.9.1",
"regex",
"remote_storage",
"reqwest",
@@ -7024,7 +7015,7 @@ dependencies = [
"pageserver_client",
"postgres_connection",
"posthog_client_lite",
"rand 0.8.5",
"rand 0.9.1",
"regex",
"reqwest",
"routerify",
@@ -8305,7 +8296,7 @@ dependencies = [
"postgres_connection",
"pprof",
"pq_proto",
"rand 0.8.5",
"rand 0.9.1",
"regex",
"scopeguard",
"sentry",

4
Cargo.toml
View File

@@ -158,7 +158,9 @@ procfs = "0.16"
prometheus = {version = "0.13", default-features=false, features = ["process"]} # removes protobuf dependency
prost = "0.13.5"
prost-types = "0.13.5"
rand = "0.8"
rand = "0.9"
# Remove after p256 is updated to 0.14.
rand_core = "=0.6"
redis = { version = "0.29.2", features = ["tokio-rustls-comp", "keep-alive"] }
regex = "1.10.2"
reqwest = { version = "0.12", default-features = false, features = ["rustls-tls"] }

2
endpoint_storage/src/app.rs
View File

@@ -233,7 +233,7 @@ mod tests {
.unwrap()
.as_millis();
use rand::Rng;
let random = rand::thread_rng().r#gen::<u32>();
let random = rand::rng().random::<u32>();
let s3_config = remote_storage::S3Config {
bucket_name: var(REAL_S3_BUCKET).unwrap(),

2
libs/consumption_metrics/src/lib.rs
View File

@@ -90,7 +90,7 @@ impl<'a> IdempotencyKey<'a> {
IdempotencyKey {
now: Utc::now(),
node_id,
nonce: rand::thread_rng().gen_range(0..=9999),
nonce: rand::rng().random_range(0..=9999),
}
}

2
libs/desim/src/node_os.rs
View File

@@ -41,7 +41,7 @@ impl NodeOs {
/// Generate a random number in range [0, max).
pub fn random(&self, max: u64) -> u64 {
self.internal.rng.lock().gen_range(0..max)
self.internal.rng.lock().random_range(0..max)
}
/// Append a new event to the world event log.

4
libs/desim/src/options.rs
View File

@@ -32,10 +32,10 @@ impl Delay {
/// Generate a random delay in range [min, max]. Return None if the
/// message should be dropped.
pub fn delay(&self, rng: &mut StdRng) -> Option<u64> {
if rng.gen_bool(self.fail_prob) {
if rng.random_bool(self.fail_prob) {
return None;
}
Some(rng.gen_range(self.min..=self.max))
Some(rng.random_range(self.min..=self.max))
}
}

2
libs/desim/src/world.rs
View File

@@ -69,7 +69,7 @@ impl World {
/// Create a new random number generator.
pub fn new_rng(&self) -> StdRng {
let mut rng = self.rng.lock();
StdRng::from_rng(rng.deref_mut()).unwrap()
StdRng::from_rng(rng.deref_mut())
}
/// Create a new node.

4
libs/metrics/Cargo.toml
View File

@@ -17,5 +17,5 @@ procfs.workspace = true
measured-process.workspace = true
[dev-dependencies]
rand = "0.8"
rand_distr = "0.4.3"
rand.workspace = true
rand_distr = "0.5"

14
libs/metrics/src/hll.rs
View File

@@ -260,7 +260,7 @@ mod tests {
#[test]
fn test_cardinality_small() {
let (actual, estimate) = test_cardinality(100, Zipf::new(100, 1.2f64).unwrap());
let (actual, estimate) = test_cardinality(100, Zipf::new(100.0, 1.2f64).unwrap());
assert_eq!(actual, [46, 30, 32]);
assert!(51.3 < estimate[0] && estimate[0] < 51.4);
@@ -270,7 +270,7 @@ mod tests {
#[test]
fn test_cardinality_medium() {
let (actual, estimate) = test_cardinality(10000, Zipf::new(10000, 1.2f64).unwrap());
let (actual, estimate) = test_cardinality(10000, Zipf::new(10000.0, 1.2f64).unwrap());
assert_eq!(actual, [2529, 1618, 1629]);
assert!(2309.1 < estimate[0] && estimate[0] < 2309.2);
@@ -280,7 +280,8 @@ mod tests {
#[test]
fn test_cardinality_large() {
let (actual, estimate) = test_cardinality(1_000_000, Zipf::new(1_000_000, 1.2f64).unwrap());
let (actual, estimate) =
test_cardinality(1_000_000, Zipf::new(1_000_000.0, 1.2f64).unwrap());
assert_eq!(actual, [129077, 79579, 79630]);
assert!(126067.2 < estimate[0] && estimate[0] < 126067.3);
@@ -290,7 +291,7 @@ mod tests {
#[test]
fn test_cardinality_small2() {
let (actual, estimate) = test_cardinality(100, Zipf::new(200, 0.8f64).unwrap());
let (actual, estimate) = test_cardinality(100, Zipf::new(200.0, 0.8f64).unwrap());
assert_eq!(actual, [92, 58, 60]);
assert!(116.1 < estimate[0] && estimate[0] < 116.2);
@@ -300,7 +301,7 @@ mod tests {
#[test]
fn test_cardinality_medium2() {
let (actual, estimate) = test_cardinality(10000, Zipf::new(20000, 0.8f64).unwrap());
let (actual, estimate) = test_cardinality(10000, Zipf::new(20000.0, 0.8f64).unwrap());
assert_eq!(actual, [8201, 5131, 5051]);
assert!(6846.4 < estimate[0] && estimate[0] < 6846.5);
@@ -310,7 +311,8 @@ mod tests {
#[test]
fn test_cardinality_large2() {
let (actual, estimate) = test_cardinality(1_000_000, Zipf::new(2_000_000, 0.8f64).unwrap());
let (actual, estimate) =
test_cardinality(1_000_000, Zipf::new(2_000_000.0, 0.8f64).unwrap());
assert_eq!(actual, [777847, 482069, 482246]);
assert!(699437.4 < estimate[0] && estimate[0] < 699437.5);

2
libs/neon-shmem/Cargo.toml
View File

@@ -16,5 +16,5 @@ rustc-hash.workspace = true
tempfile = "3.14.0"
[dev-dependencies]
rand = "0.9"
rand.workspace = true
rand_distr = "0.5.1"

12
libs/pageserver_api/src/key.rs
View File

@@ -981,12 +981,12 @@ mod tests {
let mut rng = rand::rngs::StdRng::seed_from_u64(42);
let key = Key {
field1: rng.r#gen(),
field2: rng.r#gen(),
field3: rng.r#gen(),
field4: rng.r#gen(),
field5: rng.r#gen(),
field6: rng.r#gen(),
field1: rng.random(),
field2: rng.random(),
field3: rng.random(),
field4: rng.random(),
field5: rng.random(),
field6: rng.random(),
};
assert_eq!(key, Key::from_str(&format!("{key}")).unwrap());

4
libs/pageserver_api/src/models.rs
View File

@@ -443,9 +443,9 @@ pub struct ImportPgdataIdempotencyKey(pub String);
impl ImportPgdataIdempotencyKey {
pub fn random() -> Self {
use rand::Rng;
use rand::distributions::Alphanumeric;
use rand::distr::Alphanumeric;
Self(
rand::thread_rng()
rand::rng()
.sample_iter(&Alphanumeric)
.take(20)
.map(char::from)

8
libs/pq_proto/src/lib.rs
View File

@@ -203,12 +203,12 @@ impl fmt::Display for CancelKeyData {
}
}
use rand::distributions::{Distribution, Standard};
impl Distribution<CancelKeyData> for Standard {
use rand::distr::{Distribution, StandardUniform};
impl Distribution<CancelKeyData> for StandardUniform {
fn sample<R: rand::Rng + ?Sized>(&self, rng: &mut R) -> CancelKeyData {
CancelKeyData {
backend_pid: rng.r#gen(),
cancel_key: rng.r#gen(),
backend_pid: rng.random(),
cancel_key: rng.random(),
}
}
}

4
libs/proxy/postgres-protocol2/src/authentication/sasl.rs
View File

@@ -155,10 +155,10 @@ pub struct ScramSha256 {
fn nonce() -> String {
// rand 0.5's ThreadRng is cryptographically secure
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
(0..NONCE_LENGTH)
.map(|_| {
let mut v = rng.gen_range(0x21u8..0x7e);
let mut v = rng.random_range(0x21u8..0x7e);
if v == 0x2c {
v = 0x7e
}

2
libs/proxy/postgres-protocol2/src/password/mod.rs
View File

@@ -28,7 +28,7 @@ const SCRAM_DEFAULT_SALT_LEN: usize = 16;
/// special characters that would require escaping in an SQL command.
pub async fn scram_sha_256(password: &[u8]) -> String {
let mut salt: [u8; SCRAM_DEFAULT_SALT_LEN] = [0; SCRAM_DEFAULT_SALT_LEN];
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
rng.fill_bytes(&mut salt);
scram_sha_256_salt(password, salt).await
}

2
libs/remote_storage/Cargo.toml
View File

@@ -43,7 +43,7 @@ itertools.workspace = true
sync_wrapper = { workspace = true, features = ["futures"] }
byteorder = "1.4"
rand = "0.8.5"
rand.workspace = true
[dev-dependencies]
camino-tempfile.workspace = true

4
libs/remote_storage/src/simulate_failures.rs
View File

@@ -81,7 +81,7 @@ impl UnreliableWrapper {
///
fn attempt(&self, op: RemoteOp) -> anyhow::Result<u64> {
let mut attempts = self.attempts.lock().unwrap();
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
match attempts.entry(op) {
Entry::Occupied(mut e) => {
@@ -94,7 +94,7 @@ impl UnreliableWrapper {
/* BEGIN_HADRON */
// If there are more attempts to fail, fail the request by probability.
if (attempts_before_this < self.attempts_to_fail)
&& (rng.gen_range(0..=100) < self.attempt_failure_probability)
&& (rng.random_range(0..=100) < self.attempt_failure_probability)
{
let error =
anyhow::anyhow!("simulated failure of remote operation {:?}", e.key());

2
libs/remote_storage/tests/test_real_azure.rs
View File

@@ -208,7 +208,7 @@ async fn create_azure_client(
.as_millis();
// because nanos can be the same for two threads so can millis, add randomness
let random = rand::thread_rng().r#gen::<u32>();
let random = rand::rng().random::<u32>();
let remote_storage_config = RemoteStorageConfig {
storage: RemoteStorageKind::AzureContainer(AzureConfig {

2
libs/remote_storage/tests/test_real_s3.rs
View File

@@ -385,7 +385,7 @@ async fn create_s3_client(
.as_millis();
// because nanos can be the same for two threads so can millis, add randomness
let random = rand::thread_rng().r#gen::<u32>();
let random = rand::rng().random::<u32>();
let remote_storage_config = RemoteStorageConfig {
storage: RemoteStorageKind::AwsS3(S3Config {

2
libs/utils/src/id.rs
View File

@@ -104,7 +104,7 @@ impl Id {
pub fn generate() -> Self {
let mut tli_buf = [0u8; 16];
rand::thread_rng().fill(&mut tli_buf);
rand::rng().fill(&mut tli_buf);
Id::from(tli_buf)
}

37
libs/utils/src/lsn.rs
View File

@@ -364,42 +364,37 @@ impl MonotonicCounter<Lsn> for RecordLsn {
}
}
/// Implements [`rand::distributions::uniform::UniformSampler`] so we can sample [`Lsn`]s.
/// Implements [`rand::distr::uniform::UniformSampler`] so we can sample [`Lsn`]s.
///
/// This is used by the `pagebench` pageserver benchmarking tool.
pub struct LsnSampler(<u64 as rand::distributions::uniform::SampleUniform>::Sampler);
pub struct LsnSampler(<u64 as rand::distr::uniform::SampleUniform>::Sampler);
impl rand::distributions::uniform::SampleUniform for Lsn {
impl rand::distr::uniform::SampleUniform for Lsn {
type Sampler = LsnSampler;
}
impl rand::distributions::uniform::UniformSampler for LsnSampler {
impl rand::distr::uniform::UniformSampler for LsnSampler {
type X = Lsn;
fn new<B1, B2>(low: B1, high: B2) -> Self
fn new<B1, B2>(low: B1, high: B2) -> Result<Self, rand::distr::uniform::Error>
where
B1: rand::distributions::uniform::SampleBorrow<Self::X> + Sized,
B2: rand::distributions::uniform::SampleBorrow<Self::X> + Sized,
B1: rand::distr::uniform::SampleBorrow<Self::X> + Sized,
B2: rand::distr::uniform::SampleBorrow<Self::X> + Sized,
{
Self(
<u64 as rand::distributions::uniform::SampleUniform>::Sampler::new(
low.borrow().0,
high.borrow().0,
),
)
<u64 as rand::distr::uniform::SampleUniform>::Sampler::new(low.borrow().0, high.borrow().0)
.map(Self)
}
fn new_inclusive<B1, B2>(low: B1, high: B2) -> Self
fn new_inclusive<B1, B2>(low: B1, high: B2) -> Result<Self, rand::distr::uniform::Error>
where
B1: rand::distributions::uniform::SampleBorrow<Self::X> + Sized,
B2: rand::distributions::uniform::SampleBorrow<Self::X> + Sized,
B1: rand::distr::uniform::SampleBorrow<Self::X> + Sized,
B2: rand::distr::uniform::SampleBorrow<Self::X> + Sized,
{
Self(
<u64 as rand::distributions::uniform::SampleUniform>::Sampler::new_inclusive(
low.borrow().0,
high.borrow().0,
),
<u64 as rand::distr::uniform::SampleUniform>::Sampler::new_inclusive(
low.borrow().0,
high.borrow().0,
)
.map(Self)
}
fn sample<R: rand::prelude::Rng + ?Sized>(&self, rng: &mut R) -> Self::X {

3
pageserver/benches/bench_layer_map.rs
View File

@@ -11,7 +11,8 @@ use pageserver::tenant::layer_map::LayerMap;
use pageserver::tenant::storage_layer::{LayerName, PersistentLayerDesc};
use pageserver_api::key::Key;
use pageserver_api::shard::TenantShardId;
use rand::prelude::{SeedableRng, SliceRandom, StdRng};
use rand::prelude::{SeedableRng, StdRng};
use rand::seq::IndexedRandom;
use utils::id::{TenantId, TimelineId};
use utils::lsn::Lsn;

2
pageserver/compaction/src/bin/compaction-simulator.rs
View File

@@ -89,7 +89,7 @@ async fn simulate(cmd: &SimulateCmd, results_path: &Path) -> anyhow::Result<()>
let cold_key_range = splitpoint..key_range.end;
for i in 0..cmd.num_records {
let chosen_range = if rand::thread_rng().gen_bool(0.9) {
let chosen_range = if rand::rng().random_bool(0.9) {
&hot_key_range
} else {
&cold_key_range

4
pageserver/compaction/src/simulator.rs
View File

@@ -300,9 +300,9 @@ impl MockTimeline {
key_range: &Range<Key>,
) -> anyhow::Result<()> {
crate::helpers::union_to_keyspace(&mut self.keyspace, vec![key_range.clone()]);
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
for _ in 0..num_records {
self.ingest_record(rng.gen_range(key_range.clone()), len);
self.ingest_record(rng.random_range(key_range.clone()), len);
self.wal_ingested += len;
}
Ok(())

4
pageserver/pagebench/src/cmd/basebackup.rs
View File

@@ -188,9 +188,9 @@ async fn main_impl(
start_work_barrier.wait().await;
loop {
let (timeline, work) = {
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
let target = all_targets.choose(&mut rng).unwrap();
let lsn = target.lsn_range.clone().map(|r| rng.gen_range(r));
let lsn = target.lsn_range.clone().map(|r| rng.random_range(r));
(target.timeline, Work { lsn })
};
let sender = work_senders.get(&timeline).unwrap();

11
pageserver/pagebench/src/cmd/getpage_latest_lsn.rs
View File

@@ -326,8 +326,7 @@ async fn main_impl(
.cloned()
.collect();
let weights =
rand::distributions::weighted::WeightedIndex::new(ranges.iter().map(|v| v.len()))
.unwrap();
rand::distr::weighted::WeightedIndex::new(ranges.iter().map(|v| v.len())).unwrap();
Box::pin(async move {
let scheme = match Url::parse(&args.page_service_connstring) {
@@ -427,7 +426,7 @@ async fn run_worker(
cancel: CancellationToken,
rps_period: Option<Duration>,
ranges: Vec<KeyRange>,
weights: rand::distributions::weighted::WeightedIndex<i128>,
weights: rand::distr::weighted::WeightedIndex<i128>,
) {
shared_state.start_work_barrier.wait().await;
let client_start = Instant::now();
@@ -469,9 +468,9 @@ async fn run_worker(
}
// Pick a random page from a random relation.
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
let r = &ranges[weights.sample(&mut rng)];
let key: i128 = rng.gen_range(r.start..r.end);
let key: i128 = rng.random_range(r.start..r.end);
let (rel_tag, block_no) = key_to_block(key);
let mut blks = VecDeque::with_capacity(batch_size);
@@ -502,7 +501,7 @@ async fn run_worker(
// We assume that the entire batch can fit within the relation.
assert_eq!(blks.len(), batch_size, "incomplete batch");
let req_lsn = if rng.gen_bool(args.req_latest_probability) {
let req_lsn = if rng.random_bool(args.req_latest_probability) {
Lsn::MAX
} else {
r.timeline_lsn

4
pageserver/pagebench/src/cmd/ondemand_download_churn.rs
View File

@@ -7,7 +7,7 @@ use std::time::{Duration, Instant};
use pageserver_api::models::HistoricLayerInfo;
use pageserver_api::shard::TenantShardId;
use pageserver_client::mgmt_api;
use rand::seq::SliceRandom;
use rand::seq::IndexedMutRandom;
use tokio::sync::{OwnedSemaphorePermit, mpsc};
use tokio::task::JoinSet;
use tokio_util::sync::CancellationToken;
@@ -260,7 +260,7 @@ async fn timeline_actor(
loop {
let layer_tx = {
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
timeline.layers.choose_mut(&mut rng).expect("no layers")
};
match layer_tx.try_send(permit.take().unwrap()) {

2
pageserver/src/feature_resolver.rs
View File

@@ -155,7 +155,7 @@ impl FeatureResolver {
);
let tenant_properties = PerTenantProperties {
remote_size_mb: Some(rand::thread_rng().gen_range(100.0..1000000.00)),
remote_size_mb: Some(rand::rng().random_range(100.0..1000000.00)),
}
.into_posthog_properties();

33
pageserver/src/tenant.rs
View File

@@ -6161,11 +6161,11 @@ mod tests {
use pageserver_api::keyspace::KeySpaceRandomAccum;
use pageserver_api::models::{CompactionAlgorithm, CompactionAlgorithmSettings, LsnLease};
use pageserver_compaction::helpers::overlaps_with;
use rand::Rng;
#[cfg(feature = "testing")]
use rand::SeedableRng;
#[cfg(feature = "testing")]
use rand::rngs::StdRng;
use rand::{Rng, thread_rng};
#[cfg(feature = "testing")]
use std::ops::Range;
use storage_layer::{IoConcurrency, PersistentLayerKey};
@@ -6286,8 +6286,8 @@ mod tests {
while lsn < lsn_range.end {
let mut key = key_range.start;
while key < key_range.end {
let gap = random.gen_range(1..=100) <= spec.gap_chance;
let will_init = random.gen_range(1..=100) <= spec.will_init_chance;
let gap = random.random_range(1..=100) <= spec.gap_chance;
let will_init = random.random_range(1..=100) <= spec.will_init_chance;
if gap {
continue;
@@ -6330,8 +6330,8 @@ mod tests {
while lsn < lsn_range.end {
let mut key = key_range.start;
while key < key_range.end {
let gap = random.gen_range(1..=100) <= spec.gap_chance;
let will_init = random.gen_range(1..=100) <= spec.will_init_chance;
let gap = random.random_range(1..=100) <= spec.gap_chance;
let will_init = random.random_range(1..=100) <= spec.will_init_chance;
if gap {
continue;
@@ -7808,7 +7808,7 @@ mod tests {
for _ in 0..50 {
for _ in 0..NUM_KEYS {
lsn = Lsn(lsn.0 + 0x10);
let blknum = thread_rng().gen_range(0..NUM_KEYS);
let blknum = rand::rng().random_range(0..NUM_KEYS);
test_key.field6 = blknum as u32;
let mut writer = tline.writer().await;
writer
@@ -7897,7 +7897,7 @@ mod tests {
for _ in 0..NUM_KEYS {
lsn = Lsn(lsn.0 + 0x10);
let blknum = thread_rng().gen_range(0..NUM_KEYS);
let blknum = rand::rng().random_range(0..NUM_KEYS);
test_key.field6 = blknum as u32;
let mut writer = tline.writer().await;
writer
@@ -7965,7 +7965,7 @@ mod tests {
for _ in 0..NUM_KEYS {
lsn = Lsn(lsn.0 + 0x10);
let blknum = thread_rng().gen_range(0..NUM_KEYS);
let blknum = rand::rng().random_range(0..NUM_KEYS);
test_key.field6 = blknum as u32;
let mut writer = tline.writer().await;
writer
@@ -8229,7 +8229,7 @@ mod tests {
for _ in 0..NUM_KEYS {
lsn = Lsn(lsn.0 + 0x10);
let blknum = thread_rng().gen_range(0..NUM_KEYS);
let blknum = rand::rng().random_range(0..NUM_KEYS);
test_key.field6 = (blknum * STEP) as u32;
let mut writer = tline.writer().await;
writer
@@ -8502,7 +8502,7 @@ mod tests {
for iter in 1..=10 {
for _ in 0..NUM_KEYS {
lsn = Lsn(lsn.0 + 0x10);
let blknum = thread_rng().gen_range(0..NUM_KEYS);
let blknum = rand::rng().random_range(0..NUM_KEYS);
test_key.field6 = (blknum * STEP) as u32;
let mut writer = tline.writer().await;
writer
@@ -11291,10 +11291,10 @@ mod tests {
#[cfg(feature = "testing")]
#[tokio::test]
async fn test_read_path() -> anyhow::Result<()> {
use rand::seq::SliceRandom;
use rand::seq::IndexedRandom;
let seed = if cfg!(feature = "fuzz-read-path") {
let seed: u64 = thread_rng().r#gen();
let seed: u64 = rand::rng().random();
seed
} else {
// Use a hard-coded seed when not in fuzzing mode.
@@ -11308,8 +11308,8 @@ mod tests {
let (queries, will_init_chance, gap_chance) = if cfg!(feature = "fuzz-read-path") {
const QUERIES: u64 = 5000;
let will_init_chance: u8 = random.gen_range(0..=10);
let gap_chance: u8 = random.gen_range(0..=50);
let will_init_chance: u8 = random.random_range(0..=10);
let gap_chance: u8 = random.random_range(0..=50);
(QUERIES, will_init_chance, gap_chance)
} else {
@@ -11410,7 +11410,8 @@ mod tests {
while used_keys.len() < tenant.conf.max_get_vectored_keys.get() {
let selected_lsn = interesting_lsns.choose(&mut random).expect("not empty");
let mut selected_key = start_key.add(random.gen_range(0..KEY_DIMENSION_SIZE));
let mut selected_key =
start_key.add(random.random_range(0..KEY_DIMENSION_SIZE));
while used_keys.len() < tenant.conf.max_get_vectored_keys.get() {
if used_keys.contains(&selected_key)
@@ -11425,7 +11426,7 @@ mod tests {
.add_key(selected_key);
used_keys.insert(selected_key);
let pick_next = random.gen_range(0..=100) <= PICK_NEXT_CHANCE;
let pick_next = random.random_range(0..=100) <= PICK_NEXT_CHANCE;
if pick_next {
selected_key = selected_key.next();
} else {

8
pageserver/src/tenant/blob_io.rs
View File

@@ -535,8 +535,8 @@ pub(crate) mod tests {
}
pub(crate) fn random_array(len: usize) -> Vec<u8> {
let mut rng = rand::thread_rng();
(0..len).map(|_| rng.r#gen()).collect::<_>()
let mut rng = rand::rng();
(0..len).map(|_| rng.random()).collect::<_>()
}
#[tokio::test]
@@ -588,9 +588,9 @@ pub(crate) mod tests {
let mut rng = rand::rngs::StdRng::seed_from_u64(42);
let blobs = (0..1024)
.map(|_| {
let mut sz: u16 = rng.r#gen();
let mut sz: u16 = rng.random();
// Make 50% of the arrays small
if rng.r#gen() {
if rng.random() {
sz &= 63;
}
random_array(sz.into())

4
pageserver/src/tenant/disk_btree.rs
View File

@@ -1090,7 +1090,7 @@ pub(crate) mod tests {
const NUM_KEYS: usize = 100000;
let mut all_data: BTreeMap<u128, u64> = BTreeMap::new();
for idx in 0..NUM_KEYS {
let u: f64 = rand::thread_rng().gen_range(0.0..1.0);
let u: f64 = rand::rng().random_range(0.0..1.0);
let t = -(f64::ln(u));
let key_int = (t * 1000000.0) as u128;
@@ -1116,7 +1116,7 @@ pub(crate) mod tests {
// Test get() operations on random keys, most of which will not exist
for _ in 0..100000 {
let key_int = rand::thread_rng().r#gen::<u128>();
let key_int = rand::rng().random::<u128>();
let search_key = u128::to_be_bytes(key_int);
assert!(reader.get(&search_key, &ctx).await? == all_data.get(&key_int).cloned());
}

12
pageserver/src/tenant/ephemeral_file.rs
View File

@@ -508,8 +508,8 @@ mod tests {
let write_nbytes = cap * 2 + cap / 2;
let content: Vec<u8> = rand::thread_rng()
.sample_iter(rand::distributions::Standard)
let content: Vec<u8> = rand::rng()
.sample_iter(rand::distr::StandardUniform)
.take(write_nbytes)
.collect();
@@ -565,8 +565,8 @@ mod tests {
let cap = writer.mutable().capacity();
drop(writer);
let content: Vec<u8> = rand::thread_rng()
.sample_iter(rand::distributions::Standard)
let content: Vec<u8> = rand::rng()
.sample_iter(rand::distr::StandardUniform)
.take(cap * 2 + cap / 2)
.collect();
@@ -614,8 +614,8 @@ mod tests {
let cap = mutable.capacity();
let align = mutable.align();
drop(writer);
let content: Vec<u8> = rand::thread_rng()
.sample_iter(rand::distributions::Standard)
let content: Vec<u8> = rand::rng()
.sample_iter(rand::distr::StandardUniform)
.take(cap * 2 + cap / 2)
.collect();

4
pageserver/src/tenant/mgr.rs
View File

@@ -19,7 +19,7 @@ use pageserver_api::shard::{
};
use pageserver_api::upcall_api::ReAttachResponseTenant;
use rand::Rng;
use rand::distributions::Alphanumeric;
use rand::distr::Alphanumeric;
use remote_storage::TimeoutOrCancel;
use sysinfo::SystemExt;
use tokio::fs;
@@ -218,7 +218,7 @@ async fn safe_rename_tenant_dir(path: impl AsRef<Utf8Path>) -> std::io::Result<U
std::io::ErrorKind::InvalidInput,
"Path must be absolute",
))?;
let rand_suffix = rand::thread_rng()
let rand_suffix = rand::rng()
.sample_iter(&Alphanumeric)
.take(8)
.map(char::from)

4
pageserver/src/tenant/secondary/scheduler.rs
View File

@@ -25,7 +25,7 @@ pub(super) fn period_jitter(d: Duration, pct: u32) -> Duration {
if d == Duration::ZERO {
d
} else {
rand::thread_rng().gen_range((d * (100 - pct)) / 100..(d * (100 + pct)) / 100)
rand::rng().random_range((d * (100 - pct)) / 100..(d * (100 + pct)) / 100)
}
}
@@ -35,7 +35,7 @@ pub(super) fn period_warmup(period: Duration) -> Duration {
if period == Duration::ZERO {
period
} else {
rand::thread_rng().gen_range(Duration::ZERO..period)
rand::rng().random_range(Duration::ZERO..period)
}
}

12
pageserver/src/tenant/storage_layer/delta_layer.rs
View File

@@ -1634,7 +1634,8 @@ pub(crate) mod test {
use bytes::Bytes;
use itertools::MinMaxResult;
use postgres_ffi::PgMajorVersion;
use rand::prelude::{SeedableRng, SliceRandom, StdRng};
use rand::prelude::{SeedableRng, StdRng};
use rand::seq::IndexedRandom;
use rand::{Rng, RngCore};
/// Construct an index for a fictional delta layer and and then
@@ -1788,14 +1789,14 @@ pub(crate) mod test {
let mut entries = Vec::new();
for _ in 0..constants::KEY_COUNT {
let count = rng.gen_range(1..constants::MAX_ENTRIES_PER_KEY);
let count = rng.random_range(1..constants::MAX_ENTRIES_PER_KEY);
let mut lsns_iter =
std::iter::successors(Some(Lsn(constants::LSN_OFFSET.0 + 0x08)), |lsn| {
Some(Lsn(lsn.0 + 0x08))
});
let mut lsns = Vec::new();
while lsns.len() < count as usize {
let take = rng.gen_bool(0.5);
let take = rng.random_bool(0.5);
let lsn = lsns_iter.next().unwrap();
if take {
lsns.push(lsn);
@@ -1869,12 +1870,13 @@ pub(crate) mod test {
for _ in 0..constants::RANGES_COUNT {
let mut range: Option<Range<Key>> = Option::default();
while range.is_none() || keyspace.overlaps(range.as_ref().unwrap()) {
let range_start = rng.gen_range(start..end);
let range_start = rng.random_range(start..end);
let range_end_offset = range_start + constants::MIN_RANGE_SIZE;
if range_end_offset >= end {
range = Some(Key::from_i128(range_start)..Key::from_i128(end));
} else {
let range_end = rng.gen_range((range_start + constants::MIN_RANGE_SIZE)..end);
let range_end =
rng.random_range((range_start + constants::MIN_RANGE_SIZE)..end);
range = Some(Key::from_i128(range_start)..Key::from_i128(range_end));
}
}

8
pageserver/src/tenant/storage_layer/inmemory_layer/vectored_dio_read.rs
View File

@@ -440,8 +440,8 @@ mod tests {
impl InMemoryFile {
fn new_random(len: usize) -> Self {
Self {
content: rand::thread_rng()
.sample_iter(rand::distributions::Standard)
content: rand::rng()
.sample_iter(rand::distr::StandardUniform)
.take(len)
.collect(),
}
@@ -498,7 +498,7 @@ mod tests {
len
}
};
rand::Rng::fill(&mut rand::thread_rng(), &mut dst_slice[nread..]); // to discover bugs
rand::Rng::fill(&mut rand::rng(), &mut dst_slice[nread..]); // to discover bugs
Ok((dst, nread))
}
}
@@ -763,7 +763,7 @@ mod tests {
let len = std::cmp::min(dst.bytes_total(), mocked_bytes.len());
let dst_slice: &mut [u8] = dst.as_mut_rust_slice_full_zeroed();
dst_slice[..len].copy_from_slice(&mocked_bytes[..len]);
rand::Rng::fill(&mut rand::thread_rng(), &mut dst_slice[len..]); // to discover bugs
rand::Rng::fill(&mut rand::rng(), &mut dst_slice[len..]); // to discover bugs
Ok((dst, len))
}
Err(e) => Err(std::io::Error::other(e)),

2
pageserver/src/tenant/tasks.rs
View File

@@ -515,7 +515,7 @@ pub(crate) async fn sleep_random_range(
interval: RangeInclusive<Duration>,
cancel: &CancellationToken,
) -> Result<Duration, Cancelled> {
let delay = rand::thread_rng().gen_range(interval);
let delay = rand::rng().random_range(interval);
if delay == Duration::ZERO {
return Ok(delay);
}

4
pageserver/src/tenant/timeline.rs
View File

@@ -2826,7 +2826,7 @@ impl Timeline {
if r.numerator == 0 {
false
} else {
rand::thread_rng().gen_range(0..r.denominator) < r.numerator
rand::rng().random_range(0..r.denominator) < r.numerator
}
}
None => false,
@@ -3908,7 +3908,7 @@ impl Timeline {
// 1hour base
(60_i64 * 60_i64)
// 10min jitter
+ rand::thread_rng().gen_range(-10 * 60..10 * 60),
+ rand::rng().random_range(-10 * 60..10 * 60),
)
.expect("10min < 1hour"),
);

7
pageserver/src/virtual_file.rs
View File

@@ -1275,8 +1275,8 @@ mod tests {
use std::sync::Arc;
use owned_buffers_io::io_buf_ext::IoBufExt;
use rand::Rng;
use rand::seq::SliceRandom;
use rand::{Rng, thread_rng};
use super::*;
use crate::context::DownloadBehavior;
@@ -1358,7 +1358,7 @@ mod tests {
// Check that all the other FDs still work too. Use them in random order for
// good measure.
file_b_dupes.as_mut_slice().shuffle(&mut thread_rng());
file_b_dupes.as_mut_slice().shuffle(&mut rand::rng());
for vfile in file_b_dupes.iter_mut() {
assert_first_512_eq(vfile, b"content_b").await;
}
@@ -1413,9 +1413,8 @@ mod tests {
let ctx = ctx.detached_child(TaskKind::UnitTest, DownloadBehavior::Error);
let hdl = rt.spawn(async move {
let mut buf = IoBufferMut::with_capacity_zeroed(SIZE);
let mut rng = rand::rngs::OsRng;
for _ in 1..1000 {
let f = &files[rng.gen_range(0..files.len())];
let f = &files[rand::rng().random_range(0..files.len())];
buf = f
.read_exact_at(buf.slice_full(), 0, &ctx)
.await

3
proxy/Cargo.toml
View File

@@ -66,6 +66,7 @@ postgres-client = { package = "tokio-postgres2", path = "../libs/proxy/tokio-pos
postgres-protocol = { package = "postgres-protocol2", path = "../libs/proxy/postgres-protocol2" }
pq_proto.workspace = true
rand.workspace = true
rand_core.workspace = true
regex.workspace = true
remote_storage = { version = "0.1", path = "../libs/remote_storage/" }
reqwest = { workspace = true, features = ["rustls-tls-native-roots"] }
@@ -133,6 +134,6 @@ pbkdf2 = { workspace = true, features = ["simple", "std"] }
rcgen.workspace = true
rstest.workspace = true
walkdir.workspace = true
rand_distr = "0.4"
rand_distr = "0.5"
tokio-postgres.workspace = true
tracing-test = "0.2"

2
proxy/src/auth/backend/jwt.rs
View File

@@ -803,7 +803,7 @@ mod tests {
use http_body_util::Full;
use hyper::service::service_fn;
use hyper_util::rt::TokioIo;
use rand::rngs::OsRng;
use rand_core::OsRng;
use rsa::pkcs8::DecodePrivateKey;
use serde::Serialize;
use serde_json::json;

4
proxy/src/binary/proxy.rs
View File

@@ -13,7 +13,7 @@ use arc_swap::ArcSwapOption;
use camino::Utf8PathBuf;
use futures::future::Either;
use itertools::{Itertools, Position};
use rand::{Rng, thread_rng};
use rand::Rng;
use remote_storage::RemoteStorageConfig;
use tokio::net::TcpListener;
#[cfg(any(test, feature = "testing"))]
@@ -573,7 +573,7 @@ pub async fn run() -> anyhow::Result<()> {
attempt.into_inner()
);
}
let jitter = thread_rng().gen_range(0..100);
let jitter = rand::rng().random_range(0..100);
tokio::time::sleep(Duration::from_millis(1000 + jitter)).await;
}
}

4
proxy/src/cache/project_info.rs vendored
View File

@@ -5,7 +5,7 @@ use std::time::Duration;
use async_trait::async_trait;
use clashmap::ClashMap;
use clashmap::mapref::one::Ref;
use rand::{Rng, thread_rng};
use rand::Rng;
use tokio::time::Instant;
use tracing::{debug, info};
@@ -343,7 +343,7 @@ impl ProjectInfoCacheImpl {
}
fn gc(&self) {
let shard = thread_rng().gen_range(0..self.project2ep.shards().len());
let shard = rand::rng().random_range(0..self.project2ep.shards().len());
debug!(shard, "project_info_cache: performing epoch reclamation");
// acquire a random shard lock

70
proxy/src/context/parquet.rs
View File

@@ -523,29 +523,29 @@ mod tests {
fn generate_request_data(rng: &mut impl Rng) -> RequestData {
RequestData {
session_id: uuid::Builder::from_random_bytes(rng.r#gen()).into_uuid(),
peer_addr: Ipv4Addr::from(rng.r#gen::<[u8; 4]>()).to_string(),
session_id: uuid::Builder::from_random_bytes(rng.random()).into_uuid(),
peer_addr: Ipv4Addr::from(rng.random::<[u8; 4]>()).to_string(),
timestamp: chrono::DateTime::from_timestamp_millis(
rng.gen_range(1703862754..1803862754),
rng.random_range(1703862754..1803862754),
)
.unwrap()
.naive_utc(),
application_name: Some("test".to_owned()),
user_agent: Some("test-user-agent".to_owned()),
username: Some(hex::encode(rng.r#gen::<[u8; 4]>())),
endpoint_id: Some(hex::encode(rng.r#gen::<[u8; 16]>())),
database: Some(hex::encode(rng.r#gen::<[u8; 16]>())),
project: Some(hex::encode(rng.r#gen::<[u8; 16]>())),
branch: Some(hex::encode(rng.r#gen::<[u8; 16]>())),
username: Some(hex::encode(rng.random::<[u8; 4]>())),
endpoint_id: Some(hex::encode(rng.random::<[u8; 16]>())),
database: Some(hex::encode(rng.random::<[u8; 16]>())),
project: Some(hex::encode(rng.random::<[u8; 16]>())),
branch: Some(hex::encode(rng.random::<[u8; 16]>())),
pg_options: None,
auth_method: None,
jwt_issuer: None,
protocol: ["tcp", "ws", "http"][rng.gen_range(0..3)],
protocol: ["tcp", "ws", "http"][rng.random_range(0..3)],
region: String::new(),
error: None,
success: rng.r#gen(),
success: rng.random(),
cold_start_info: "no",
duration_us: rng.gen_range(0..30_000_000),
duration_us: rng.random_range(0..30_000_000),
disconnect_timestamp: None,
}
}
@@ -622,15 +622,15 @@ mod tests {
assert_eq!(
file_stats,
[
(1313953, 3, 6000),
(1313942, 3, 6000),
(1314001, 3, 6000),
(1313958, 3, 6000),
(1314094, 3, 6000),
(1313931, 3, 6000),
(1313725, 3, 6000),
(1313960, 3, 6000),
(438318, 1, 2000)
(1313878, 3, 6000),
(1313891, 3, 6000),
(1314058, 3, 6000),
(1313914, 3, 6000),
(1313760, 3, 6000),
(1314084, 3, 6000),
(1313965, 3, 6000),
(1313911, 3, 6000),
(438290, 1, 2000)
]
);
@@ -662,11 +662,11 @@ mod tests {
assert_eq!(
file_stats,
[
(1205810, 5, 10000),
(1205534, 5, 10000),
(1205835, 5, 10000),
(1205820, 5, 10000),
(1206074, 5, 10000)
(1206039, 5, 10000),
(1205798, 5, 10000),
(1205776, 5, 10000),
(1206051, 5, 10000),
(1205746, 5, 10000)
]
);
@@ -691,15 +691,15 @@ mod tests {
assert_eq!(
file_stats,
[
(1313953, 3, 6000),
(1313942, 3, 6000),
(1314001, 3, 6000),
(1313958, 3, 6000),
(1314094, 3, 6000),
(1313931, 3, 6000),
(1313725, 3, 6000),
(1313960, 3, 6000),
(438318, 1, 2000)
(1313878, 3, 6000),
(1313891, 3, 6000),
(1314058, 3, 6000),
(1313914, 3, 6000),
(1313760, 3, 6000),
(1314084, 3, 6000),
(1313965, 3, 6000),
(1313911, 3, 6000),
(438290, 1, 2000)
]
);
@@ -736,7 +736,7 @@ mod tests {
// files are smaller than the size threshold, but they took too long to fill so were flushed early
assert_eq!(
file_stats,
[(658584, 2, 3001), (658298, 2, 3000), (658094, 2, 2999)]
[(658552, 2, 3001), (658265, 2, 3000), (658061, 2, 2999)]
);
tmpdir.close().unwrap();

2
proxy/src/intern.rs
View File

@@ -247,7 +247,7 @@ mod tests {
use rand::{Rng, SeedableRng};
use rand_distr::Zipf;
let endpoint_dist = Zipf::new(500000, 0.8).unwrap();
let endpoint_dist = Zipf::new(500000.0, 0.8).unwrap();
let endpoints = StdRng::seed_from_u64(272488357).sample_iter(endpoint_dist);
let interner = MyId::get_interner();

6
proxy/src/pqproto.rs
View File

@@ -7,7 +7,7 @@ use std::io::{self, Cursor};
use bytes::{Buf, BufMut};
use itertools::Itertools;
use rand::distributions::{Distribution, Standard};
use rand::distr::{Distribution, StandardUniform};
use tokio::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt};
use zerocopy::{FromBytes, Immutable, IntoBytes, big_endian};
@@ -458,9 +458,9 @@ impl fmt::Display for CancelKeyData {
.finish()
}
}
impl Distribution<CancelKeyData> for Standard {
impl Distribution<CancelKeyData> for StandardUniform {
fn sample<R: rand::Rng + ?Sized>(&self, rng: &mut R) -> CancelKeyData {
id_to_cancel_key(rng.r#gen())
id_to_cancel_key(rng.random())
}
}

4
proxy/src/proxy/tests/mod.rs
View File

@@ -338,8 +338,8 @@ async fn scram_auth_mock() -> anyhow::Result<()> {
let proxy = tokio::spawn(dummy_proxy(client, Some(server_config), Scram::mock()));
use rand::Rng;
use rand::distributions::Alphanumeric;
let password: String = rand::thread_rng()
use rand::distr::Alphanumeric;
let password: String = rand::rng()
.sample_iter(&Alphanumeric)
.take(rand::random::<u8>() as usize)
.map(char::from)

4
proxy/src/rate_limiter/leaky_bucket.rs
View File

@@ -3,7 +3,7 @@ use std::sync::atomic::{AtomicUsize, Ordering};
use ahash::RandomState;
use clashmap::ClashMap;
use rand::{Rng, thread_rng};
use rand::Rng;
use tokio::time::Instant;
use tracing::info;
use utils::leaky_bucket::LeakyBucketState;
@@ -61,7 +61,7 @@ impl<K: Hash + Eq> LeakyBucketRateLimiter<K> {
self.map.len()
);
let n = self.map.shards().len();
let shard = thread_rng().gen_range(0..n);
let shard = rand::rng().random_range(0..n);
self.map.shards()[shard]
.write()
.retain(|(_, value)| !value.bucket_is_empty(now));

4
proxy/src/rate_limiter/limiter.rs
View File

@@ -147,7 +147,7 @@ impl RateBucketInfo {
impl<K: Hash + Eq> BucketRateLimiter<K> {
pub fn new(info: impl Into<Cow<'static, [RateBucketInfo]>>) -> Self {
Self::new_with_rand_and_hasher(info, StdRng::from_entropy(), RandomState::new())
Self::new_with_rand_and_hasher(info, StdRng::from_os_rng(), RandomState::new())
}
}
@@ -216,7 +216,7 @@ impl<K: Hash + Eq, R: Rng, S: BuildHasher + Clone> BucketRateLimiter<K, R, S> {
let n = self.map.shards().len();
// this lock is ok as the periodic cycle of do_gc makes this very unlikely to collide
// (impossible, infact, unless we have 2048 threads)
let shard = self.rand.lock_propagate_poison().gen_range(0..n);
let shard = self.rand.lock_propagate_poison().random_range(0..n);
self.map.shards()[shard].write().clear();
}
}

10
proxy/src/scram/countmin.rs
View File

@@ -86,11 +86,11 @@ mod tests {
for _ in 0..n {
// number to insert at once
let n = rng.gen_range(1..4096);
let n = rng.random_range(1..4096);
// number of insert operations
let m = rng.gen_range(1..100);
let m = rng.random_range(1..100);
let id = uuid::Builder::from_random_bytes(rng.r#gen()).into_uuid();
let id = uuid::Builder::from_random_bytes(rng.random()).into_uuid();
ids.push((id, n, m));
// N = sum(actual)
@@ -140,8 +140,8 @@ mod tests {
// probably numbers are too small to truly represent the probabilities.
assert_eq!(eval_precision(100, 4096.0, 0.90), 100);
assert_eq!(eval_precision(1000, 4096.0, 0.90), 1000);
assert_eq!(eval_precision(100, 4096.0, 0.1), 96);
assert_eq!(eval_precision(1000, 4096.0, 0.1), 988);
assert_eq!(eval_precision(100, 4096.0, 0.1), 100);
assert_eq!(eval_precision(1000, 4096.0, 0.1), 978);
}
// returns memory usage in bytes, and the time complexity per insert.

4
proxy/src/scram/threadpool.rs
View File

@@ -51,7 +51,7 @@ impl ThreadPool {
*state = Some(ThreadRt {
pool: pool.clone(),
id: ThreadPoolWorkerId(worker_id.fetch_add(1, Ordering::Relaxed)),
rng: SmallRng::from_entropy(),
rng: SmallRng::from_os_rng(),
// used to determine whether we should temporarily skip tasks for fairness.
// 99% of estimates will overcount by no more than 4096 samples
countmin: CountMinSketch::with_params(
@@ -120,7 +120,7 @@ impl ThreadRt {
// in which case the SKETCH_RESET_INTERVAL represents 1 second. Thus, the rates above
// are in requests per second.
let probability = P.ln() / (P + rate as f64).ln();
self.rng.gen_bool(probability)
self.rng.random_bool(probability)
}
}

2
proxy/src/serverless/backend.rs
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@@ -8,7 +8,7 @@ use ed25519_dalek::SigningKey;
use hyper_util::rt::{TokioExecutor, TokioIo, TokioTimer};
use jose_jwk::jose_b64;
use postgres_client::config::SslMode;
use rand::rngs::OsRng;
use rand_core::OsRng;
use rustls::pki_types::{DnsName, ServerName};
use tokio::net::{TcpStream, lookup_host};
use tokio_rustls::TlsConnector;

7
proxy/src/serverless/cancel_set.rs
View File

@@ -6,7 +6,7 @@ use std::time::Duration;
use indexmap::IndexMap;
use parking_lot::Mutex;
use rand::{Rng, thread_rng};
use rand::distr::uniform::{UniformSampler, UniformUsize};
use rustc_hash::FxHasher;
use tokio::time::Instant;
use tokio_util::sync::CancellationToken;
@@ -39,8 +39,9 @@ impl CancelSet {
}
pub(crate) fn take(&self) -> Option<CancellationToken> {
let dist = UniformUsize::new_inclusive(0, usize::MAX).expect("valid bounds");
for _ in 0..4 {
if let Some(token) = self.take_raw(thread_rng().r#gen()) {
if let Some(token) = self.take_raw(dist.sample(&mut rand::rng())) {
return Some(token);
}
tracing::trace!("failed to get cancel token");
@@ -48,7 +49,7 @@ impl CancelSet {
None
}
pub(crate) fn take_raw(&self, rng: usize) -> Option<CancellationToken> {
fn take_raw(&self, rng: usize) -> Option<CancellationToken> {
NonZeroUsize::new(self.shards.len())
.and_then(|len| self.shards[rng % len].lock().take(rng / len))
}

2
proxy/src/serverless/conn_pool_lib.rs
View File

@@ -428,7 +428,7 @@ where
loop {
interval.tick().await;
let shard = rng.gen_range(0..self.global_pool.shards().len());
let shard = rng.random_range(0..self.global_pool.shards().len());
self.gc(shard);
}
}

4
proxy/src/serverless/mod.rs
View File

@@ -77,7 +77,7 @@ pub async fn task_main(
{
let conn_pool = Arc::clone(&conn_pool);
tokio::spawn(async move {
conn_pool.gc_worker(StdRng::from_entropy()).await;
conn_pool.gc_worker(StdRng::from_os_rng()).await;
});
}
@@ -97,7 +97,7 @@ pub async fn task_main(
{
let http_conn_pool = Arc::clone(&http_conn_pool);
tokio::spawn(async move {
http_conn_pool.gc_worker(StdRng::from_entropy()).await;
http_conn_pool.gc_worker(StdRng::from_os_rng()).await;
});
}

2
safekeeper/src/rate_limit.rs
View File

@@ -44,6 +44,6 @@ impl RateLimiter {
/// Generate a random duration that is a fraction of the given duration.
pub fn rand_duration(duration: &std::time::Duration) -> std::time::Duration {
let randf64 = rand::thread_rng().gen_range(0.0..1.0);
let randf64 = rand::rng().random_range(0.0..1.0);
duration.mul_f64(randf64)
}

2
safekeeper/tests/random_test.rs
View File

@@ -16,7 +16,7 @@ fn test_random_schedules() -> anyhow::Result<()> {
let mut config = TestConfig::new(Some(clock));
for _ in 0..500 {
let seed: u64 = rand::thread_rng().r#gen();
let seed: u64 = rand::rng().random();
config.network = generate_network_opts(seed);
let test = config.start(seed);

22
safekeeper/tests/walproposer_sim/simulation.rs
View File

@@ -394,13 +394,13 @@ pub fn generate_schedule(seed: u64) -> Schedule {
let mut schedule = Vec::new();
let mut time = 0;
let cnt = rng.gen_range(1..100);
let cnt = rng.random_range(1..100);
for _ in 0..cnt {
time += rng.gen_range(0..500);
let action = match rng.gen_range(0..3) {
0 => TestAction::WriteTx(rng.gen_range(1..10)),
1 => TestAction::RestartSafekeeper(rng.gen_range(0..3)),
time += rng.random_range(0..500);
let action = match rng.random_range(0..3) {
0 => TestAction::WriteTx(rng.random_range(1..10)),
1 => TestAction::RestartSafekeeper(rng.random_range(0..3)),
2 => TestAction::RestartWalProposer,
_ => unreachable!(),
};
@@ -413,13 +413,13 @@ pub fn generate_schedule(seed: u64) -> Schedule {
pub fn generate_network_opts(seed: u64) -> NetworkOptions {
let mut rng = rand::rngs::StdRng::seed_from_u64(seed);
let timeout = rng.gen_range(100..2000);
let max_delay = rng.gen_range(1..2 * timeout);
let min_delay = rng.gen_range(1..=max_delay);
let timeout = rng.random_range(100..2000);
let max_delay = rng.random_range(1..2 * timeout);
let min_delay = rng.random_range(1..=max_delay);
let max_fail_prob = rng.gen_range(0.0..0.9);
let connect_fail_prob = rng.gen_range(0.0..max_fail_prob);
let send_fail_prob = rng.gen_range(0.0..connect_fail_prob);
let max_fail_prob = rng.random_range(0.0..0.9);
let connect_fail_prob = rng.random_range(0.0..max_fail_prob);
let send_fail_prob = rng.random_range(0.0..connect_fail_prob);
NetworkOptions {
keepalive_timeout: Some(timeout),

4
storage_controller/src/hadron_utils.rs
View File

@@ -8,10 +8,10 @@ static CHARSET: &[u8] = b"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz01
/// Generate a random string of `length` that can be used as a password. The generated string
/// contains alphanumeric characters and special characters (!@#$%^&*())
pub fn generate_random_password(length: usize) -> String {
let mut rng = rand::thread_rng();
let mut rng = rand::rng();
(0..length)
.map(|_| {
let idx = rng.gen_range(0..CHARSET.len());
let idx = rng.random_range(0..CHARSET.len());
CHARSET[idx] as char
})
.collect()

16
storage_controller/src/service/chaos_injector.rs
View File

@@ -3,8 +3,8 @@ use std::sync::Arc;
use std::time::Duration;
use pageserver_api::controller_api::ShardSchedulingPolicy;
use rand::seq::SliceRandom;
use rand::{Rng, thread_rng};
use rand::Rng;
use rand::seq::{IndexedRandom, SliceRandom};
use tokio_util::sync::CancellationToken;
use utils::id::NodeId;
use utils::shard::TenantShardId;
@@ -72,7 +72,7 @@ impl ChaosInjector {
let cron_interval = self.get_cron_interval_sleep_future();
let chaos_type = tokio::select! {
_ = interval.tick() => {
if thread_rng().gen_bool(0.5) {
if rand::rng().random_bool(0.5) {
ChaosEvent::MigrationsToSecondary
} else {
ChaosEvent::GracefulMigrationsAnywhere
@@ -134,7 +134,7 @@ impl ChaosInjector {
let Some(new_location) = shard
.intent
.get_secondary()
.choose(&mut thread_rng())
.choose(&mut rand::rng())
.cloned()
else {
tracing::info!(
@@ -190,7 +190,7 @@ impl ChaosInjector {
// Pick our victims: use a hand-rolled loop rather than choose_multiple() because we want
// to take the mutable refs from our candidates rather than ref'ing them.
while !candidates.is_empty() && victims.len() < batch_size {
let i = thread_rng().gen_range(0..candidates.len());
let i = rand::rng().random_range(0..candidates.len());
victims.push(candidates.swap_remove(i));
}
@@ -210,7 +210,7 @@ impl ChaosInjector {
})
.collect::<Vec<_>>();
let Some(victim_node) = candidate_nodes.choose(&mut thread_rng()) else {
let Some(victim_node) = candidate_nodes.choose(&mut rand::rng()) else {
// This can happen if e.g. we are in a small region with only one pageserver per AZ.
tracing::info!(
"no candidate nodes found for migrating shard {tenant_shard_id} within its home AZ",
@@ -264,7 +264,7 @@ impl ChaosInjector {
out_of_home_az.len()
);
out_of_home_az.shuffle(&mut thread_rng());
out_of_home_az.shuffle(&mut rand::rng());
victims.extend(out_of_home_az.into_iter().take(batch_size));
} else {
tracing::info!(
@@ -274,7 +274,7 @@ impl ChaosInjector {
);
victims.extend(out_of_home_az);
in_home_az.shuffle(&mut thread_rng());
in_home_az.shuffle(&mut rand::rng());
victims.extend(in_home_az.into_iter().take(batch_size - victims.len()));
}