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crypto/tls: failed tls.Conn.Write returns a permanent error

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Fixes #29971

Change-Id: I2f1653640c88fafe0ec17a75dcf41d5896c4cb8e
Reviewed-on: https://go-review.googlesource.com/c/go/+/227840
Run-TryBot: Katie Hockman <katie@golang.org>
Run-TryBot: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Katie Hockman 2020-04-10 10:06:29 -04:00
parent 321fc90102
commit 7f376c8689
3 changed files with 88 additions and 3 deletions
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17
conn.go
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@ -162,9 +162,22 @@ type halfConn struct {
trafficSecret []byte // current TLS 1.3 traffic secret
}
type permamentError struct {
err net.Error
}
func (e *permamentError) Error() string { return e.err.Error() }
func (e *permamentError) Unwrap() error { return e.err }
func (e *permamentError) Timeout() bool { return e.err.Timeout() }
func (e *permamentError) Temporary() bool { return false }
func (hc *halfConn) setErrorLocked(err error) error {
hc.err = err
return err
if e, ok := err.(net.Error); ok {
hc.err = &permamentError{err: e}
} else {
hc.err = err
}
return hc.err
}
// prepareCipherSpec sets the encryption and MAC states