From ca378f5cff9d22d68fa677fcbcff59a2322d8353 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@helsinki.at>
Date: Tue, 19 Apr 2016 17:52:57 +0200
Subject: mood awaeking is done but needs testing


diff --git a/src/rhctl/switch_control.go b/src/rhctl/switch_control.go
index 7ff2ad1..5c7bd7c 100644
--- a/src/rhctl/switch_control.go
+++ b/src/rhctl/switch_control.go
@@ -156,28 +156,81 @@ func (ctrl *SwitchControl) getSwitchServerAssignment() (swsrv, swch string, err
 	return "", "", errors.New("not implemented")
 }
 
+func (ctrl *SwitchControl) selectServer(server string) {
+	// TODO: send out commands to switch
+}
+
 func (ctrl *SwitchControl) reconcile(requestedServer string, snooze bool) (result bool) {
 	rhdl.Printf("SwitchCTRL: reconciling state... (requested server: '%s', snooze: %t)", requestedServer, snooze)
 
-	// send out commands to switch and/or server to get missing infos
-	// TODO: this shouldn't be called every time, because this will lead to a lot of requests as updates come in...
-	ctrl.checkMissingOrStaleStates(2 * time.Hour) // TODO: hardcoded value
-
 	switch ctrl.state.Mood {
 	case MoodAwakening:
 		if !snooze { // this not a wakeup of the snooze timer
 			// it's too early to take actions - let's learn a little bit more about current state
 			return
 		}
+		if len(ctrl.servers) < 1 {
+			ctrl.state.Mood = MoodHappy
+			rhdl.Printf("SwitchCTRL: there are no servers configured -> now in mood: %s", ctrl.state.Mood)
+			return
+		}
+
+		if requestedServer != "" {
+			rhl.Printf("SwitchCTRL: ignoreing preferred server requests while waking-up")
+			return
+		}
+
 		swsrv, swch, err := ctrl.getSwitchServerAssignment()
 		if err != nil {
 			ctrl.state.Mood = MoodSad
-			rhl.Printf("SwitchCTRL: switch input assignments are ambigious or outdated -> now in mood: %s", ctrl.state.Mood)
+			rhl.Printf("SwitchCTRL: just woken up... switch input assignments are ambigious or outdated -> now in mood: %s", ctrl.state.Mood)
+			return
+		}
+
+		rhl.Printf("SwitchCTRL: just woken up... switch is set to server '%s' channel '%s'", swsrv, swch)
+
+		s, exists := ctrl.state.Server[swsrv]
+		if !exists || s.Health != ServerAlive {
+			rhl.Printf("SwitchCTRL: server '%s' is unknown or dead!", swsrv)
+			for name, state := range ctrl.state.Server {
+				if state.Health == ServerAlive {
+					ctrl.state.Mood = MoodNervous
+					rhl.Printf("SwitchCTRL: found another alive server -> now in mood: %s", ctrl.state.Mood)
+					ctrl.selectServer(name)
+					return
+				}
+			}
+			ctrl.state.Mood = MoodSad
+			rhl.Printf("SwitchCTRL: found no alive server -> now in mood: %s", ctrl.state.Mood)
+			return
+		}
+
+		ctrl.state.ActiveServer = swsrv
+
+		if s.Channel != swch {
+			rhl.Printf("SwitchCTRL: switch and server '%s' channel mismatch: switch = '%s', server = '%s'!", swsrv, swch, s.Channel)
+			ctrl.selectServer(ctrl.state.ActiveServer)
 			return
 		}
-		rhl.Printf("SwitchCTRL: we are awake now... switch is set to server '%s' channel '%s'", swsrv, swch)
+
+		for _, s := range ctrl.state.Server {
+			if s.Health != ServerAlive {
+				ctrl.state.Mood = MoodNervous
+				rhl.Printf("SwitchCTRL: at least one configured server is dead -> now in mood: %s", ctrl.state.Mood)
+				return
+			}
+		}
+		ctrl.state.Mood = MoodHappy
+		rhl.Printf("SwitchCTRL: all servers are alive -> now in mood: %s", ctrl.state.Mood)
+		return
 
 	default:
+		if len(ctrl.servers) < 1 {
+			ctrl.state.Mood = MoodHappy
+			rhdl.Printf("SwitchCTRL: there are no servers configured -> now in mood: %s", ctrl.state.Mood)
+			return
+		}
+
 		rhl.Printf("SwitchCTRL: error handling of mood %s is not implemented", ctrl.state.Mood)
 	}
 
@@ -199,6 +252,10 @@ func (ctrl *SwitchControl) Run() {
 		go handleServer(srv.StateChanges, serverStateChanges)
 	}
 
+	// send out commands to switch and/or server to get missing infos
+	// TODO: this should be called from reconcile but with some sort of rate-limiting...
+	ctrl.checkMissingOrStaleStates(2 * time.Hour) // TODO: hardcoded value
+
 	ctrl.reconcile("", false)
 	for {
 		select {
-- 
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