func (r *RouteRegistry) Register(uri route.Uri, endpoint *route.Endpoint) {
t := time.Now()
data := lager.Data{"uri": uri, "backend": endpoint.CanonicalAddr(), "modification_tag": endpoint.ModificationTag}
r.reporter.CaptureRegistryMessage(endpoint)
r.Lock()
uri = uri.RouteKey()
pool := r.byUri.Find(uri)
if pool == nil {
contextPath := parseContextPath(uri)
pool = route.NewPool(r.dropletStaleThreshold/4, contextPath)
r.byUri.Insert(uri, pool)
r.logger.Debug("uri-added", lager.Data{"uri": uri})
}
endpointAdded := pool.Put(endpoint)
r.timeOfLastUpdate = t
r.Unlock()
if endpointAdded {
r.logger.Debug("endpoint-registered", data)
} else {
r.logger.Debug("endpoint-not-registered", data)
}
}
func (r *RouteRegistry) LookupWithInstance(uri route.Uri, appId string, appIndex string) *route.Pool {
uri = uri.RouteKey()
p := r.Lookup(uri)
var surgicalPool *route.Pool
p.Each(func(e *route.Endpoint) {
if (e.ApplicationId == appId) && (e.PrivateInstanceIndex == appIndex) {
surgicalPool = route.NewPool(0, "")
surgicalPool.Put(e)
}
})
return surgicalPool
}
func (r *RouteRegistry) Lookup(uri route.Uri) *route.Pool {
started := time.Now()
r.RLock()
uri = uri.RouteKey()
var err error
pool := r.byUri.MatchUri(uri)
for pool == nil && err == nil {
uri, err = uri.NextWildcard()
pool = r.byUri.MatchUri(uri)
}
r.RUnlock()
endLookup := time.Now()
r.reporter.CaptureLookupTime(endLookup.Sub(started))
return pool
}
func (r *RouteRegistry) Unregister(uri route.Uri, endpoint *route.Endpoint) {
data := lager.Data{"uri": uri, "backend": endpoint.CanonicalAddr(), "modification_tag": endpoint.ModificationTag}
r.reporter.CaptureRegistryMessage(endpoint)
r.Lock()
uri = uri.RouteKey()
pool := r.byUri.Find(uri)
if pool != nil {
endpointRemoved := pool.Remove(endpoint)
if endpointRemoved {
r.logger.Debug("endpoint-unregistered", data)
} else {
r.logger.Debug("endpoint-not-unregistered", data)
}
if pool.IsEmpty() {
r.byUri.Delete(uri)
}
}
r.Unlock()
}