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[Feature-2574][Server]Specify Network Interface (#3186)

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* [Feature-2574][Server]Specify Network Interface
This closes #2574

* code smell

* code smell

* move DOLPHIN_SCHEDULER_PREFERRED_NETWORK_INTERFACE to Constants.java
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CalvinKirs 2020-07-13 18:51:38 +08:00 committed by GitHub
parent 6c9ac84f73
commit 6f9970b189
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2 changed files with 22 additions and 5 deletions
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5
dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/Constants.java
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@ -978,5 +978,10 @@ public final class Constants {
public static final int NORAML_NODE_STATUS = 0;
public static final int ABNORMAL_NODE_STATUS = 1;
/**
* net system properties
*/
public static final String DOLPHIN_SCHEDULER_PREFERRED_NETWORK_INTERFACE = "dolphin.scheduler.network.interface.preferred";
}

22
dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/NetUtils.java
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@ -21,13 +21,11 @@ import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.net.*;
import java.util.Enumeration;
import java.util.LinkedList;
import java.util.List;
import java.util.Optional;
import java.util.*;
import java.util.regex.Pattern;
import static java.util.Collections.emptyList;
import static org.apache.dolphinscheduler.common.Constants.DOLPHIN_SCHEDULER_PREFERRED_NETWORK_INTERFACE;
/**
* NetUtils
@ -171,9 +169,19 @@ public class NetUtils {
logger.warn("ValidNetworkInterfaces exception", e);
}
NetworkInterface result = null;
// Try to specify config NetWork Interface
for (NetworkInterface networkInterface : validNetworkInterfaces) {
if (isSpecifyNetworkInterface(networkInterface)) {
result = networkInterface;
break;
}
}
if (null != result) {
return result;
}
return validNetworkInterfaces.get(0);
}
/**
@ -206,4 +214,8 @@ public class NetUtils {
|| !networkInterface.isUp();
}
private static boolean isSpecifyNetworkInterface(NetworkInterface networkInterface) {
String preferredNetworkInterface = System.getProperty(DOLPHIN_SCHEDULER_PREFERRED_NETWORK_INTERFACE);
return Objects.equals(networkInterface.getDisplayName(), preferredNetworkInterface);
}
}