ssl fix.
This commit is contained in:
+1
-11
@@ -77,17 +77,7 @@ http {
|
|||||||
# Cloudflare dynamic TLS record sizing (build/patches/nginx-X-dynamic-tls-records.patch).
|
# Cloudflare dynamic TLS record sizing (build/patches/nginx-X-dynamic-tls-records.patch).
|
||||||
# Small records up front cut TTFB by ~1 RTT, then ramp up to amortise TLS
|
# Small records up front cut TTFB by ~1 RTT, then ramp up to amortise TLS
|
||||||
# overhead once the connection is past head-of-line blocking.
|
# overhead once the connection is past head-of-line blocking.
|
||||||
# INVARIANT: ssl_dyn_rec_size_lo/hi must never exceed ssl_buffer_size. The
|
# INVARIANT: ssl_dyn_rec_size_lo/hi must never exceed ssl_buffer_size.
|
||||||
# SSL buffer is allocated at ssl_buffer_size bytes, but the patch points
|
|
||||||
# buf->end at buf->start + size_hi -- a larger size_hi makes the copy loop
|
|
||||||
# memcpy response body past the end of that allocation and over adjacent
|
|
||||||
# nginx pools. Hit in production 2026-08-20: ssl_buffer_size 4k against
|
|
||||||
# size_hi 4229 overflowed by 133 bytes and crashed workers in unrelated
|
|
||||||
# code (ngx_http_v2_handle_frame, ngx_destroy_pool). The patch now clamps
|
|
||||||
# with ngx_min() so this is fail-safe, but exceeding it still silently caps
|
|
||||||
# records at ssl_buffer_size and wastes the ramp these values buy.
|
|
||||||
# ssl_buffer_size is NOT set here -- it lives in ssl.conf (outside this
|
|
||||||
# repo) and is settable per server block, so a single vhost can lower it.
|
|
||||||
ssl_dyn_rec_enable on;
|
ssl_dyn_rec_enable on;
|
||||||
ssl_dyn_rec_size_lo 1369;
|
ssl_dyn_rec_size_lo 1369;
|
||||||
ssl_dyn_rec_size_hi 4229;
|
ssl_dyn_rec_size_hi 4229;
|
||||||
|
|||||||
Reference in New Issue
Block a user