| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.cassandra.tools.nodetool; |
| |
| import com.google.common.math.DoubleMath; |
| |
| import io.airlift.airline.Command; |
| import io.airlift.airline.Option; |
| import org.apache.cassandra.tools.NodeProbe; |
| import org.apache.cassandra.tools.NodeTool.NodeToolCmd; |
| |
| @Command(name = "getinterdcstreamthroughput", description = "Print the throughput cap for inter-datacenter streaming and entire SSTable inter-datacenter streaming in the system" + |
| "in rounded megabits. For precise number, please, use option -d") |
| public class GetInterDCStreamThroughput extends NodeToolCmd |
| { |
| @SuppressWarnings("UnusedDeclaration") |
| @Option(name = { "-e", "--entire-sstable-throughput" }, description = "Print entire SSTable streaming throughput in MiB/s") |
| private boolean entireSSTableThroughput; |
| |
| @SuppressWarnings("UnusedDeclaration") |
| @Option(name = { "-m", "--mib" }, description = "Print the throughput cap for inter-datacenter streaming in MiB/s") |
| private boolean interDCStreamThroughputMiB; |
| |
| @SuppressWarnings("UnusedDeclaration") |
| @Option(name = { "-d", "--precise-mbit" }, description = "Print the throughput cap for inter-datacenter streaming in precise Mbits (double)") |
| private boolean interDCStreamThroughputDoubleMbit; |
| |
| @Override |
| public void execute(NodeProbe probe) |
| { |
| int throughput; |
| double throughputInDouble; |
| |
| if (entireSSTableThroughput) |
| { |
| if (interDCStreamThroughputDoubleMbit || interDCStreamThroughputMiB) |
| throw new IllegalArgumentException("You cannot use more than one flag with this command"); |
| |
| throughputInDouble = probe.getEntireSSTableInterDCStreamThroughput(); |
| probe.output().out.printf("Current entire SSTable inter-datacenter stream throughput: %s%n", |
| throughputInDouble > 0 ? throughputInDouble + " MiB/s" : "unlimited"); |
| } |
| else if (interDCStreamThroughputMiB) |
| { |
| if (interDCStreamThroughputDoubleMbit) |
| throw new IllegalArgumentException("You cannot use more than one flag with this command"); |
| |
| throughputInDouble = probe.getInterDCStreamThroughputMibAsDouble(); |
| probe.output().out.printf("Current inter-datacenter stream throughput: %s%n", |
| throughputInDouble > 0 ? throughputInDouble + " MiB/s" : "unlimited"); |
| |
| } |
| else if (interDCStreamThroughputDoubleMbit) |
| { |
| throughputInDouble = probe.getInterDCStreamThroughputAsDouble(); |
| probe.output().out.printf("Current stream throughput: %s%n", |
| throughputInDouble > 0 ? throughputInDouble + " Mb/s" : "unlimited"); |
| } |
| else |
| { |
| throughputInDouble = probe.getInterDCStreamThroughputAsDouble(); |
| throughput = probe.getInterDCStreamThroughput(); |
| |
| if (throughput <= 0) |
| probe.output().out.printf("Current inter-datacenter stream throughput: unlimited%n"); |
| else if (DoubleMath.isMathematicalInteger(throughputInDouble)) |
| probe.output().out.printf(throughputInDouble + "Current inter-datacenter stream throughput: %s%n", throughput + " Mb/s"); |
| else |
| throw new RuntimeException("Use the -d flag to quiet this error and get the exact throughput in megabits/s"); |
| } |
| } |
| } |