Define tunnel errors
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@ -384,7 +384,7 @@ func (t *tun) process() {
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// if the link is not connected skip it
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if !connected {
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log.Debugf("Link for node %s not connected", id)
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err = errors.New("link not connected")
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err = ErrLinkDisconnected
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continue
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}
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@ -392,14 +392,14 @@ func (t *tun) process() {
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// and the message is being sent outbound via
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// a dialled connection don't use this link
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if loopback && msg.outbound {
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err = errors.New("link is loopback")
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err = ErrLinkLoopback
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continue
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}
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// if the message was being returned by the loopback listener
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// send it back up the loopback link only
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if msg.loopback && !loopback {
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err = errors.New("link is not loopback")
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err = ErrLinkRemote
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continue
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}
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@ -414,7 +414,7 @@ func (t *tun) process() {
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// this is where we explicitly set the link
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// in a message received via the listen method
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if len(msg.link) > 0 && id != msg.link {
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err = errors.New("link not found")
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err = ErrLinkNotFound
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continue
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}
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}
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@ -26,6 +26,12 @@ var (
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ErrDiscoverChan = errors.New("failed to discover channel")
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// ErrLinkNotFound is returned when a link is specified at dial time and does not exist
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ErrLinkNotFound = errors.New("link not found")
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// ErrLinkDisconnected is returned when a link we attempt to send to is disconnected
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ErrLinkDisconnected = errors.New("link not connected")
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// ErrLinkLoppback is returned when attempting to send an outbound message over loopback link
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ErrLinkLoopback = errors.New("link is loopback")
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// ErrLinkRemote is returned when attempting to send a loopback message over remote link
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ErrLinkRemote = errors.New("link is remote")
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// ErrReadTimeout is a timeout on session.Recv
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ErrReadTimeout = errors.New("read timeout")
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// ErrDecryptingData is for when theres a nonce error
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