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encode: Slight fix for the previous commit

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Matthew Holt 2024-04-17 19:59:10 -06:00
parent 3067074d9c
commit 9ab09433de
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GPG key ID: 2A349DD577D586A5
1 changed files with 5 additions and 2 deletions
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7
modules/caddyhttp/encode/encode.go
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@ -164,8 +164,11 @@ func (enc *Encode) ServeHTTP(w http.ResponseWriter, r *http.Request, next caddyh
// we have to strip our addition so the upstream handlers can still honor client
// caches without knowing about our changes...
if etag := r.Header.Get("If-None-Match"); etag != "" && !strings.HasPrefix(etag, "W/") {
etag = strings.TrimSuffix(etag, "-"+encName+`"`) + `"`
r.Header.Set("If-None-Match", etag)
ourSuffix := "-" + encName + `"`
if strings.HasSuffix(etag, ourSuffix) {
etag = strings.TrimSuffix(etag, ourSuffix) + `"`
r.Header.Set("If-None-Match", etag)
}
}
break