func RouteEvent(event models.NodeEvent) {
reqId, err := uuid.New()
if err != nil {
logger.Get().Error("Error Creating the RequestId. error: %v", err)
return
}
ctxt := fmt.Sprintf("%v:%v", models.ENGINE_NAME, reqId.String())
var e models.AppEvent
e.Timestamp = event.Timestamp
e.Tags = event.Tags
e.Message = event.Message
eventId, err := uuid.New()
if err != nil {
logger.Get().Error("%s-Uuid generation for the event failed for node: %s. error: %v", ctxt, event.Node, err)
return
}
e.EventId = *eventId
// querying DB to get node ID and Cluster ID for the event
sessionCopy := db.GetDatastore().Copy()
defer sessionCopy.Close()
var node models.Node
coll := sessionCopy.DB(conf.SystemConfig.DBConfig.Database).C(models.COLL_NAME_STORAGE_NODES)
if err := coll.Find(bson.M{"hostname": event.Node}).One(&node); err != nil {
logger.Get().Error("%s-Node information read from DB failed for node: %s. error: %v", ctxt, event.Node, err)
return
}
// Push the event to DB only if the node is managed
if node.Hostname == "" || !node.Enabled {
return
}
e.ClusterId = node.ClusterId
e.NodeId = node.NodeId
e.NodeName = node.Hostname
// Invoking the event handler
for tag, handler := range handlermap {
if match, err := filepath.Match(tag, event.Tag); err == nil {
if match {
if e, err = handler.(func(models.AppEvent, string) (models.AppEvent, error))(e, ctxt); err != nil {
logger.Get().Error("%s-Event Handling Failed for event for node: %s. error: %v", ctxt, node.Hostname, err)
return
}
if e.Name == "" {
return
}
if err := common_event.AuditLog(ctxt, e, skyring.GetDbProvider()); err != nil {
logger.Get().Error("%s-Could not persist the event to DB for node: %s. error: %v", ctxt, node.Hostname, err)
return
} else {
// For upcoming any new event , broadcasting to all connected clients
eventObj, err := json.Marshal(e)
if err != nil {
logger.Get().Error("%s-Error marshalling the event data for node: %s. error: %v", ctxt, node.Hostname, err)
}
GetBroadcaster().chBroadcast <- string(eventObj)
return
}
}
} else {
logger.Get().Error("%s-Error while maping handler for event for node: %s. error: %v", ctxt, node.Hostname, err)
return
}
}
e.Name = event.Tag
app := skyring.GetApp()
if err := app.RouteProviderEvents(ctxt, e); err != nil {
logger.Get().Error("%s-Event:%s could not be handled for node: %s. error: %v", ctxt, event.Tag, node.Hostname, err)
}
return
}
