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net/http: update bundled http2

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Updates x/net/http2 to git rev b400c2e for https://golang.org/cl/24214,
"http2: add additional blacklisted ciphersuites"

Both TLS_RSA_WITH_AES_128_GCM_SHA256 & TLS_RSA_WITH_AES_256_GCM_SHA384
are now blacklisted, per http://httpwg.org/specs/rfc7540.html#BadCipherSuites

Change-Id: I8b9a7f4dc3c152d0675e196523ddd36111744984
Reviewed-on: https://go-review.googlesource.com/24684
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Brad Fitzpatrick 2016-06-30 22:11:22 +00:00
parent 08086e6246
commit b5aae1a284
1 changed files with 23 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
src/net/http/h2_bundle.go
View File

@ -1992,6 +1992,29 @@ func http2transportExpectContinueTimeout(t1 *Transport) time.Duration {
return t1.ExpectContinueTimeout
}
// isBadCipher reports whether the cipher is blacklisted by the HTTP/2 spec.
func http2isBadCipher(cipher uint16) bool {
switch cipher {
case tls.TLS_RSA_WITH_RC4_128_SHA,
tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
tls.TLS_RSA_WITH_AES_128_CBC_SHA,
tls.TLS_RSA_WITH_AES_256_CBC_SHA,
tls.TLS_RSA_WITH_AES_128_GCM_SHA256,
tls.TLS_RSA_WITH_AES_256_GCM_SHA384,
tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
return true
default:
return false
}
}
type http2contextContext interface {
context.Context
}
@ -2999,27 +3022,6 @@ func (s *http2Server) ServeConn(c net.Conn, opts *http2ServeConnOpts) {
sc.serve()
}
// isBadCipher reports whether the cipher is blacklisted by the HTTP/2 spec.
func http2isBadCipher(cipher uint16) bool {
switch cipher {
case tls.TLS_RSA_WITH_RC4_128_SHA,
tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
tls.TLS_RSA_WITH_AES_128_CBC_SHA,
tls.TLS_RSA_WITH_AES_256_CBC_SHA,
tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
return true
default:
return false
}
}
func (sc *http2serverConn) rejectConn(err http2ErrCode, debug string) {
sc.vlogf("http2: server rejecting conn: %v, %s", err, debug)