func readContainerTransact(view db.Database, dir directory) {
minion, err := view.MinionSelf()
worker := err == nil && minion.Role == db.Worker
for _, container := range view.SelectFromContainer(nil) {
container.IP = ""
var labels []string
if children, ok := dir[container.DockerID]; ok {
json.Unmarshal([]byte(children["Labels"]), &labels)
container.IP = children["IP"]
ip := net.ParseIP(container.IP).To4()
if ip != nil {
container.Mac = fmt.Sprintf("02:00:%02x:%02x:%02x:%02x",
ip[0], ip[1], ip[2], ip[3])
}
}
if worker {
// Masters get their labels from the policy, workers from the
// etcd store.
container.Labels = labels
}
view.Commit(container)
}
}
func checkSupervisorInit(view db.Database) bool {
self, err := view.MinionSelf()
return err == nil && self.SupervisorInit
}