fix #6733 add s3.ip.bind command line parameter (#6741)

weed/command/server.go

@@ -156,6 +156,7 @@ func init() {
 	s3Options.allowEmptyFolder = cmdServer.Flag.Bool("s3.allowEmptyFolder", true, "allow empty folders")
 	s3Options.allowDeleteBucketNotEmpty = cmdServer.Flag.Bool("s3.allowDeleteBucketNotEmpty", true, "allow recursive deleting all entries along with bucket")
 	s3Options.localSocket = cmdServer.Flag.String("s3.localSocket", "", "default to /tmp/seaweedfs-s3-<port>.sock")
+	s3Options.bindIp = cmdServer.Flag.String("s3.ip.bind", "", "ip address to bind to. If empty, default to same as -ip.bind option.")
 
 	iamOptions.port = cmdServer.Flag.Int("iam.port", 8111, "iam server http listen port")
 
@@ -218,7 +219,9 @@ func runServer(cmd *Command, args []string) bool {
 	filerOptions.masters = pb.ServerAddresses(*masterOptions.peers).ToServiceDiscovery()
 	filerOptions.ip = serverIp
 	filerOptions.bindIp = serverBindIp
-	s3Options.bindIp = serverBindIp
+	if *s3Options.bindIp == "" {
+		s3Options.bindIp = serverBindIp
+	}
 	iamOptions.ip = serverBindIp
 	iamOptions.masters = masterOptions.peers
 	webdavOptions.ipBind = serverBindIp