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This commit is contained in:
Ana Gelez 2020-06-25 22:26:44 +02:00
parent 90fdade566
commit 719fec0828
1 changed files with 3 additions and 0 deletions
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3
src/template_utils.rs
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@ -63,6 +63,9 @@ impl<'r> Responder<'r> for Ructe {
let etag = format!("{:x}", hasher.finish()); let etag = format!("{:x}", hasher.finish());
if r.headers() if r.headers()
.get("If-None-Match") .get("If-None-Match")
// This check matches both weak and strong ETags
// NGINX (and maybe other software) sometimes sends ETags with a
// "W/" prefix, that we ignore here
.any(|s| s[1..s.len() - 1] == etag || s[3..s.len() - 1] == etag) .any(|s| s[1..s.len() - 1] == etag || s[3..s.len() - 1] == etag)
{ {
Response::build() Response::build()