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HDFS-11725. Ozone: Revise create container CLI specification and implementation. Contributed by Weiwei Yang

This commit is contained in:
Weiwei Yang 2017-05-03 11:21:15 +08:00
parent 4b0f51306a
commit 6def74c6ca
2 changed files with 13 additions and 13 deletions
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21
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/scm/cli/container/CreateContainerHandler.java
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@ -35,7 +35,9 @@ import static org.apache.hadoop.ozone.scm.cli.SCMCLI.HELP_OP;
public class CreateContainerHandler extends OzoneCommandHandler {
public static final String CONTAINER_CREATE = "create";
public static final String PIPELINE_ID = "p";
public static final String OPT_CONTAINER_NAME = "c";
// TODO Support an optional -p <pipelineID> option to create
// container on given datanodes.
public CreateContainerHandler(ScmClient scmClient) {
super(scmClient);
@ -46,25 +48,23 @@ public class CreateContainerHandler extends OzoneCommandHandler {
if (!cmd.hasOption(CONTAINER_CREATE)) {
throw new IOException("Expecting container create");
}
// TODO requires pipeline id (instead of optional as in the design) for now
if (!cmd.hasOption(PIPELINE_ID)) {
if (!cmd.hasOption(OPT_CONTAINER_NAME)) {
displayHelp();
if (!cmd.hasOption(HELP_OP)) {
throw new IOException("Expecting container ID");
throw new IOException("Expecting container name");
} else {
return;
}
}
String pipelineID = cmd.getOptionValue(PIPELINE_ID);
String containerName = cmd.getOptionValue(OPT_CONTAINER_NAME);
logOut("Creating container : %s.", pipelineID);
getScmClient().createContainer(pipelineID);
logOut("Creating container : %s.", containerName);
getScmClient().createContainer(containerName);
logOut("Container created.");
}
@Override
public void displayHelp() {
// TODO : may need to change this if we decide to make -p optional later
Options options = new Options();
addOptions(options);
HelpFormatter helpFormatter = new HelpFormatter();
@ -73,7 +73,8 @@ public class CreateContainerHandler extends OzoneCommandHandler {
}
public static void addOptions(Options options) {
Option pipelineID = new Option(PIPELINE_ID, true, "Specify pipeline ID");
options.addOption(pipelineID);
Option containerNameOpt = new Option(OPT_CONTAINER_NAME,
true, "Specify container name");
options.addOption(containerNameOpt);
}
}

5
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/ozone/scm/TestSCMCli.java
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@ -113,9 +113,8 @@ public class TestSCMCli {
assertTrue(ioe.getMessage().contains(
"Specified key does not exist. key : " + containerName));
}
String[] args = {"-container", "-create", "-p", containerName};
String[] args = {"-container", "-create", "-c", containerName};
assertEquals(ResultCode.SUCCESS, cli.run(args));
Thread.sleep(3000);
Pipeline container = scm.getContainer(containerName);
assertNotNull(container);
assertEquals(containerName, container.getContainerName());
@ -226,7 +225,7 @@ public class TestSCMCli {
String expected2 =
"usage: hdfs scm -container -create <option>\n" +
"where <option> is\n" +
" -p <arg> Specify pipeline ID\n";
" -c <arg> Specify container name\n";
assertEquals(expected2, testContent.toString());
System.setOut(init);
}