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ME NoWait Routing + Upstream Connbudget + PROXY Header t/o + allocation cuts

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This commit is contained in:
Alexey
2026-03-06 03:58:08 +03:00
parent 8f3bdaec2c
commit f32c34f126
15 changed files with 279 additions and 49 deletions
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21
src/crypto/random.rs
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@@ -21,6 +21,7 @@ struct SecureRandomInner {
rng: StdRng,
cipher: AesCtr,
buffer: Vec<u8>,
buffer_start: usize,
}
impl Drop for SecureRandomInner {
@@ -48,6 +49,7 @@ impl SecureRandom {
rng,
cipher,
buffer: Vec::with_capacity(1024),
buffer_start: 0,
}),
}
}
@@ -59,16 +61,29 @@ impl SecureRandom {
let mut written = 0usize;
while written < out.len() {
if inner.buffer_start >= inner.buffer.len() {
inner.buffer.clear();
inner.buffer_start = 0;
}
if inner.buffer.is_empty() {
let mut chunk = vec![0u8; CHUNK_SIZE];
inner.rng.fill_bytes(&mut chunk);
inner.cipher.apply(&mut chunk);
inner.buffer.extend_from_slice(&chunk);
inner.buffer_start = 0;
}
let take = (out.len() - written).min(inner.buffer.len());
out[written..written + take].copy_from_slice(&inner.buffer[..take]);
inner.buffer.drain(..take);
let available = inner.buffer.len().saturating_sub(inner.buffer_start);
let take = (out.len() - written).min(available);
let start = inner.buffer_start;
let end = start + take;
out[written..written + take].copy_from_slice(&inner.buffer[start..end]);
inner.buffer_start = end;
if inner.buffer_start >= inner.buffer.len() {
inner.buffer.clear();
inner.buffer_start = 0;
}
written += take;
}
}