Implement aggressive shape hardening mode and related tests

This commit is contained in:
David Osipov
2026-03-21 22:25:29 +04:00
parent c0a3e43aa8
commit e7e763888b
19 changed files with 637 additions and 46 deletions

View File

@@ -1417,6 +1417,12 @@ pub struct AntiCensorshipConfig {
#[serde(default = "default_mask_shape_hardening")]
pub mask_shape_hardening: bool,
/// Opt-in aggressive shape hardening mode.
/// When enabled, masking may shape some backend-silent timeout paths and
/// enforces strictly positive above-cap blur when blur is enabled.
#[serde(default = "default_mask_shape_hardening_aggressive_mode")]
pub mask_shape_hardening_aggressive_mode: bool,
/// Minimum bucket size for mask shape hardening padding.
#[serde(default = "default_mask_shape_bucket_floor_bytes")]
pub mask_shape_bucket_floor_bytes: usize,
@@ -1467,6 +1473,7 @@ impl Default for AntiCensorshipConfig {
alpn_enforce: default_alpn_enforce(),
mask_proxy_protocol: 0,
mask_shape_hardening: default_mask_shape_hardening(),
mask_shape_hardening_aggressive_mode: default_mask_shape_hardening_aggressive_mode(),
mask_shape_bucket_floor_bytes: default_mask_shape_bucket_floor_bytes(),
mask_shape_bucket_cap_bytes: default_mask_shape_bucket_cap_bytes(),
mask_shape_above_cap_blur: default_mask_shape_above_cap_blur(),