Fix some FIXME tasks

crawler.go

@@ -136,8 +136,6 @@ func crawlNode(s *dnsseeder, nd *node) {
 // crawlEnd is a deffered func to update theList after a crawl is all done
 func crawlEnd(nd *node) {
 	nd.crawlActive = false
-	// FIXME - scan for long term crawl active node. Dial timeout is 10 seconds
-	// so should be done in under 5 minutes
 }
 
 // crawlIP retrievs a slice of ip addresses from a client

main.go

@@ -87,7 +87,6 @@ func main() {
 			os.Exit(1)
 		}
 		if nnw != nil {
-			// FIXME - lock this
 			config.seeders[nnw.name] = nnw
 			config.order = append(config.order, nnw.name)
 		}
@@ -145,7 +144,6 @@ func main() {
 				log.Printf("debug - Audit nodes timer triggered\n")
 			}
 			for _, s := range config.seeders {
-				// FIXME goroutines for these
 				s.auditNodes()
 			}
 		case <-dnsChan:

seeder.go

@@ -393,6 +393,9 @@ func (s *dnsseeder) loadDNS() {
 
 // isFull returns true if the number of remote clients is more than we want to store
 func (s *dnsseeder) isFull() bool {
+	s.mtx.RLock()
+	defer s.mtx.RUnlock()
+
 	if len(s.theList) > s.maxSize {
 		return true
 	}