Merge pull request #252 from bwaters/remote_state_warn

Add warning message for remote node state limit

Author: Chris S. Kim

net.go

@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"hash/crc32"
 	"io"
+	"math"
 	"net"
 	"sync/atomic"
 	"time"
@@ -1089,6 +1090,12 @@ func (m *Memberlist) decryptRemoteState(bufConn io.Reader, streamLabel string) (
 	moreBytes := binary.BigEndian.Uint32(cipherText.Bytes()[1:5])
 	if moreBytes > maxPushStateBytes {
 		return nil, fmt.Errorf("Remote node state is larger than limit (%d)", moreBytes)
+
+	}
+
+	//Start reporting the size before you cross the limit
+	if moreBytes > uint32(math.Floor(.6*maxPushStateBytes)) {
+		m.logger.Printf("[WARN] memberlist: Remote node state size is (%d) limit is (%d)", moreBytes, maxPushStateBytes)
 	}
 
 	// Read in the rest of the payload