HDDS-8065. Provide GNU long options

hadoop-hdds/tools/src/main/java/org/apache/hadoop/hdds/scm/cli/pipeline/ListPipelinesSubcommand.java

@@ -61,12 +61,13 @@ public class ListPipelinesSubcommand extends ScmSubcommand {
   private String replication;
 
   @CommandLine.Option(
-      names = {"-ffc", "--filterByFactor"},
+      names = {"-ffc", "--filterByFactor", "--filter-by-factor"},
       description = "[deprecated] Filter pipelines by factor (e.g. ONE, THREE) "
           + " (implies RATIS replication type)")
   private ReplicationFactor factor;
 
-  @CommandLine.Option(names = {"-s", "--state", "-fst", "--filterByState"},
+  @CommandLine.Option(
+      names = {"-s", "--state", "-fst", "--filterByState", "--filter-by-state"},
       description = "Filter listed pipelines by State, eg OPEN, CLOSED",
       defaultValue = "")
   private String state;

hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/admin/om/TransferOmLeaderSubCommand.java

@@ -48,7 +48,7 @@ public class TransferOmLeaderSubCommand implements Callable<Void> {
 
   static class TransferOption {
     @CommandLine.Option(
-        names = {"-n", "--newLeaderId"},
+        names = {"-n", "--newLeaderId", "--new-leader-id"},
         description = "The new leader id of OM to transfer leadership. E.g OM1."
     )
     private String omNodeId;

hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/admin/scm/GetFailedDeletedBlocksTxnSubcommand.java

@@ -57,7 +57,7 @@ static class TransactionsOption {
     private int count;
   }
 
-  @CommandLine.Option(names = {"-s", "--startTxId"},
+  @CommandLine.Option(names = {"-s", "--startTxId", "--start-tx-id"},
       defaultValue = "0",
       description = "The least transaction ID to start with, default 0." +
           " Only work with -c/--count")

hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/admin/scm/TransferScmLeaderSubCommand.java

@@ -46,7 +46,7 @@ public class TransferScmLeaderSubCommand implements Callable<Void> {
 
   static class TransferOption {
     @CommandLine.Option(
-        names = {"-n", "--newLeaderId"},
+        names = {"-n", "--newLeaderId", "--new-leader-id"},
         description = "The new leader id of SCM to transfer leadership. " +
             "Should be ScmId(UUID)."
     )

hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/DBScanner.java

@@ -94,7 +94,7 @@ public class DBScanner implements Callable<Void>, SubcommandWithParent {
       description = "Key from which to iterate the DB")
   private static String startKey;
 
-  @CommandLine.Option(names = {"--dnSchema", "-d"},
+  @CommandLine.Option(names = {"--dnSchema", "-d", "--dn-schema"},
       description = "Datanode DB Schema Version : V1/V2/V3",
       defaultValue = "V2")
   private static String dnDBSchemaVersion;

hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/debug/ReadReplicas.java

@@ -60,7 +60,7 @@
 @MetaInfServices(SubcommandWithParent.class)
 public class ReadReplicas extends KeyHandler implements SubcommandWithParent {
 
-  @CommandLine.Option(names = {"--outputDir", "-o"},
+  @CommandLine.Option(names = {"--outputDir", "-o", "--output-dir"},
       description = "Destination where the directory will be created" +
           " for the downloaded replicas and the manifest file.",
       defaultValue = "/opt/hadoop")

hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/segmentparser/BaseLogParser.java

@@ -29,7 +29,8 @@
  * Base Ratis Log Parser used by generic, datanode etc.
  */
 public abstract class BaseLogParser {
-  @CommandLine.Option(names = {"-s", "--segmentPath"}, required = true,
+  @CommandLine.Option(names = {"-s", "--segmentPath", "--segment-path"},
+      required = true,
       description = "Path of the segment file")
   private File segmentFile;