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use an errors.As comparison to detect stateless resets in the session

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This commit is contained in:
Marten Seemann
2020-07-10 11:13:36 +07:00
parent e7fa420e26
commit 1f676c2a6c
4 changed files with 29 additions and 9 deletions
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4
packet_handler_map.go
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@@ -19,8 +19,6 @@ type statelessResetErr struct {
token *[16]byte
}
func (e statelessResetErr) StatelessResetToken() *[16]byte { return e.token }
func (e statelessResetErr) Error() string {
return fmt.Sprintf("received a stateless reset with token %x", *e.token)
}
@@ -319,7 +317,7 @@ func (h *packetHandlerMap) maybeHandleStatelessReset(data []byte) bool {
copy(token[:], data[len(data)-16:])
if sess, ok := h.resetTokens[token]; ok {
h.logger.Debugf("Received a stateless reset with token %#x. Closing session.", token)
go sess.destroy(&statelessResetErr{token: &token})
go sess.destroy(statelessResetErr{token: &token})
return true
}
return false