resources: Use Events() method instead of raw channel

This makes things easier if we ever split resources out into separate
packages.

resources/exec.go

@@ -190,7 +190,7 @@ func (obj *ExecRes) Watch(processChan chan event.Event) error {
 			// error reading input?
 			return fmt.Errorf("Unknown %s[%s] error: %v", obj.Kind(), obj.GetName(), err)
 
-		case event := <-obj.events:
+		case event := <-obj.Events():
 			cuid.SetConverged(false)
 			if exit, send = obj.ReadEvent(&event); exit {
 				return nil // exit

resources/file.go

@@ -191,7 +191,7 @@ func (obj *FileRes) Watch(processChan chan event.Event) error {
 			send = true
 			dirty = true
 
-		case event := <-obj.events:
+		case event := <-obj.Events():
 			cuid.SetConverged(false)
 			if exit, send = obj.ReadEvent(&event); exit {
 				return nil // exit

resources/msg.go

@@ -119,7 +119,7 @@ func (obj *MsgRes) Watch(processChan chan event.Event) error {
 	for {
 		obj.SetState(ResStateWatching) // reset
 		select {
-		case event := <-obj.events:
+		case event := <-obj.Events():
 			cuid.SetConverged(false)
 			// we avoid sending events on unpause
 			if exit, send = obj.ReadEvent(&event); exit {

resources/noop.go

@@ -83,7 +83,7 @@ func (obj *NoopRes) Watch(processChan chan event.Event) error {
 	for {
 		obj.SetState(ResStateWatching) // reset
 		select {
-		case event := <-obj.events:
+		case event := <-obj.Events():
 			cuid.SetConverged(false)
 			// we avoid sending events on unpause
 			if exit, send = obj.ReadEvent(&event); exit {

resources/pkg.go

@@ -167,7 +167,7 @@ func (obj *PkgRes) Watch(processChan chan event.Event) error {
 			send = true
 			dirty = true
 
-		case event := <-obj.events:
+		case event := <-obj.Events():
 			cuid.SetConverged(false)
 			if exit, send = obj.ReadEvent(&event); exit {
 				return nil // exit

resources/resources.go

@@ -303,7 +303,7 @@ func (obj *BaseRes) ReadEvent(ev *event.Event) (exit, poke bool) {
 	case event.EventPause:
 		// wait for next event to continue
 		select {
-		case e := <-obj.events:
+		case e := <-obj.Events():
 			e.ACK()
 			if e.Name == event.EventExit {
 				return true, false

resources/svc.go

@@ -168,7 +168,7 @@ func (obj *SvcRes) Watch(processChan chan event.Event) error {
 				// loop so that we can see the changed invalid signal
 				log.Printf("Svc[%v]->DaemonReload()", svc)
 
-			case event := <-obj.events:
+			case event := <-obj.Events():
 				cuid.SetConverged(false)
 				if exit, send = obj.ReadEvent(&event); exit {
 					return nil // exit
@@ -223,7 +223,7 @@ func (obj *SvcRes) Watch(processChan chan event.Event) error {
 				cuid.SetConverged(false)
 				return fmt.Errorf("Unknown %s[%s] error: %v", obj.Kind(), obj.GetName(), err)
 
-			case event := <-obj.events:
+			case event := <-obj.Events():
 				cuid.SetConverged(false)
 				if exit, send = obj.ReadEvent(&event); exit {
 					return nil // exit

resources/timer.go

@@ -97,7 +97,8 @@ func (obj *TimerRes) Watch(processChan chan event.Event) error {
 		case <-ticker.C: // received the timer event
 			send = true
 			log.Printf("%v[%v]: received tick", obj.Kind(), obj.GetName())
-		case event := <-obj.events:
+
+		case event := <-obj.Events():
 			cuid.SetConverged(false)
 			if exit, _ := obj.ReadEvent(&event); exit {
 				return nil

resources/virt.go

@@ -217,7 +217,7 @@ func (obj *VirtRes) Watch(processChan chan event.Event) error {
 			cuid.SetConverged(false)
 			return fmt.Errorf("Unknown %s[%s] libvirt error: %s", obj.Kind(), obj.GetName(), err)
 
-		case event := <-obj.events:
+		case event := <-obj.Events():
 			cuid.SetConverged(false)
 			if exit, send = obj.ReadEvent(&event); exit {
 				return nil // exit