Fix build error on FreeBSD. Closes #1243

core/chat/utils.go

@@ -1,29 +1,15 @@
 package chat
 
-import (
-	"syscall"
+import "syscall"
 
-	log "github.com/sirupsen/logrus"
-)
-
-// Set the soft file handler limit as 70% of
-// the max as the client connection limit.
-func handleMaxConnectionCount() uint {
+func getMaximumConcurrentConnectionLimit() int64 {
 	var rLimit syscall.Rlimit
 	if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &rLimit); err != nil {
 		panic(err)
 	}
 
-	originalLimit := rLimit.Cur
-	// Set the limit to 70% of max so the machine doesn't die even if it's maxed out for some reason.
-	proposedLimit := int(float32(rLimit.Max) * 0.7)
+	// Return the limit to 70% of max so the machine doesn't die even if it's maxed out for some reason.
+	proposedLimit := int64(float32(rLimit.Max) * 0.7)
 
-	rLimit.Cur = uint64(proposedLimit)
-	if err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rLimit); err != nil {
-		panic(err)
-	}
-
-	log.Traceln("Max process connection count increased from", originalLimit, "to", proposedLimit)
-
-	return uint(float32(rLimit.Cur))
+	return proposedLimit
 }