Merge pull request #3983 from ivan386/patch-3

check strong and weak ETag validator

Merge pull request #3983 from ivan386/patch-3
check strong and weak ETag validator
a234c56b · Whyrusleeping · GitHub · e8cad124 · 0eafa5e2 · a234c56b
Unverified Commit a234c56b authored Dec 04, 2017 by Whyrusleeping Committed by GitHub Dec 04, 2017
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core/corehttp/gateway_handler.go core/corehttp/gateway_handler.go +1 -1

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--- a/core/corehttp/gateway_handler.go
+++ b/core/corehttp/gateway_handler.go
@@ -198,7 +198,7 @@ func (i *gatewayHandler) getOrHeadHandler(ctx context.Context, w http.ResponseWr

 	// Check etag send back to us
 	etag := "\"" + resolvedPath.Cid().String() + "\""
-	if r.Header.Get("If-None-Match") == etag {
+	if r.Header.Get("If-None-Match") == etag || r.Header.Get("If-None-Match") == "W/"+etag {
 		w.WriteHeader(http.StatusNotModified)
 		return
 	}