// Handle - Decrypt and handle an encrypted message
func (node *Node) Handle(channelName string, message []byte) error {
var clear []byte
var err error
var clearMsg api.Msg // msg to out channel
channelLen := len(channelName)
if channelLen > 0 {
v, ok := node.channelKeys[channelName]
if !ok {
return errors.New("Cannot Handle message for Unknown Channel")
}
clearMsg = api.Msg{Name: channelName, IsChan: true}
clear, err = v.DecryptMessage(message)
} else {
clearMsg = api.Msg{Name: "[content]", IsChan: false}
clear, err = node.contentKey.DecryptMessage(message)
}
if err != nil {
return err
}
clearMsg.Content = bytes.NewBuffer(clear)
select {
case node.Out() <- clearMsg:
node.debugMsg("Sent message " + fmt.Sprint(message))
default:
node.debugMsg("No message sent")
}
return nil
}
func Test_apicall_Channels_1(t *testing.T) {
message := api.Msg{Name: "destname1", IsChan: false}
message.Content = bytes.NewBufferString(testMessage1)
node.In() <- message
t.Log("API Channel TX: ")
t.Log(message)
}
/*
TODO: encrypted debug and error messages?! yes please!
- you may want an application that can detect that messages have happend
while only being able to read them within the admin context
*/
func (node *Node) debugMsg(content string) {
if node.debugMode {
msg := new(api.Msg)
msg.Name = "[DEBUG]"
msg.Content = bytes.NewBufferString(content)
node.Err() <- *msg
}
}
func (node *Node) errMsg(err error, fatal bool) {
msg := new(api.Msg)
if node.debugMode {
msg.Content = bytes.NewBufferString(err.Error() + "\n---\n" + string(debug.Stack()))
} else {
msg.Content = bytes.NewBufferString(err.Error())
}
msg.Name = "[ERROR]"
msg.IsChan = fatal // use the "is channel" message flag as the "is fatal" flag
node.Err() <- *msg
if msg.IsChan {
node.Stop()
}
}
