// Loop until the end of time.
//
// In case of error, delay the next loop. Automatically reconnect if everything
// goes fine (for 0 or 1 message).
func main() {
parseCommandLine()
err := parseConfigFile()
if err != nil {
log.Fatal("config error: ", err.Error())
}
log.Printf("%s starting up", cfg.Name)
// This is the message box.
incoming := make(chan *sqs.Message)
if cfg.TestMode {
err := startReceivingFromStdin(incoming)
if err != nil {
log.Fatal(err)
}
} else {
err := startReceivingFromSQS(incoming)
if err != nil {
log.Fatal(err)
}
}
go waitForTraceRequest()
go playNoise()
if !cfg.TestMode {
mplayer.StartSlave(mplayerErrorHandler)
}
for msg := range incoming {
command, data := SplitTwo(sqs.SQSDecode(msg.Body))
switch command {
case "play", "play-tune":
Play(data)
case "xombrero":
Xombrero(data)
case "shutup":
ShutUp()
case "skip":
Skip()
case "reboot":
Reboot()
case "ping":
Ping(data)
case "volume":
Volume(data)
//case "turret":
// Turret(data)
case "error":
// These errors are typically received when the queue
// systems fails to fetch a message. There is no reason
// at the moment for ygord to send errors to minions.
log.Printf("error message: %s", data)
case "register":
log.Printf("registration: %s", data)
default:
log.Printf("unknown command: %s", msg)
}
}
}
// NewMessageFromMinionSQS converts an SQS message into an ygor message.
func NewMessageFromMinionSQS(sqsmsg *sqs.Message) *Message {
msg := NewMessageFromMinionLine(sqs.SQSDecode(sqsmsg.Body))
msg.UserID = sqsmsg.SenderID
return msg
}