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Set Cache-Control immutable

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Given that /ipfs/ resources never change, we can easily benefit from this
new cache control extension.

Support for this is about to land in Firefox 49:

https://bugzilla.mozilla.org/show_bug.cgi?id=1267474

For more details, there is a good blogpost about this here:

https://bitsup.blogspot.de/2016/05/cache-control-immutable.html

This header is ignored by clients that don't support it.

License: MIT
Signed-off-by: kpcyrd <git@rxv.cc>
This commit is contained in:
kpcyrd 2016-05-12 12:05:23 +02:00
parent a2bcec40ba
commit c2a3e3169d
1 changed files with 1 additions and 1 deletions
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2
core/corehttp/gateway_handler.go
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@ -205,7 +205,7 @@ func (i *gatewayHandler) getOrHeadHandler(w http.ResponseWriter, r *http.Request
modtime := time.Now()
if strings.HasPrefix(urlPath, ipfsPathPrefix) {
w.Header().Set("Etag", etag)
w.Header().Set("Cache-Control", "public, max-age=29030400")
w.Header().Set("Cache-Control", "public, max-age=29030400, immutable")
// set modtime to a really long time ago, since files are immutable and should stay cached
modtime = time.Unix(1, 0)