HADOOP-7713. dfs -count -q should label output column (Jonathan Allen via aw)
This commit is contained in:
parent
7c072bf092
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@ -16,7 +16,6 @@ Release 2.8.0 - UNRELEASED
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HADOOP-11719. [Fsshell] Remove bin/hadoop reference from
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GenericOptionsParser default help text.
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(Brahma Reddy Battula via harsh)
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HADOOP-11692. Improve authentication failure WARN message to avoid user
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confusion. (Yongjun Zhang)
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@ -48,6 +47,9 @@ Release 2.8.0 - UNRELEASED
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HADOOP-11814. Reformat hadoop-annotations, o.a.h.classification.tools.
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(Li Lu via wheat9)
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HADOOP-7713. dfs -count -q should label output column (Jonathan Allen
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via aw)
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OPTIMIZATIONS
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HADOOP-11785. Reduce the number of listStatus operation in distcp
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@ -238,28 +238,35 @@ public class ContentSummary implements Writable{
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this.spaceConsumed = in.readLong();
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this.spaceQuota = in.readLong();
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}
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/**
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/**
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* Output format:
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* <----12----> <----12----> <-------18------->
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* DIR_COUNT FILE_COUNT CONTENT_SIZE FILE_NAME
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* DIR_COUNT FILE_COUNT CONTENT_SIZE
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*/
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private static final String STRING_FORMAT = "%12s %12s %18s ";
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/**
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private static final String SUMMARY_FORMAT = "%12s %12s %18s ";
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/**
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* Output format:
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* <----12----> <----15----> <----15----> <----15----> <----12----> <----12----> <-------18------->
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* QUOTA REMAINING_QUATA SPACE_QUOTA SPACE_QUOTA_REM DIR_COUNT FILE_COUNT CONTENT_SIZE FILE_NAME
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* <----12----> <------15-----> <------15-----> <------15----->
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* QUOTA REM_QUOTA SPACE_QUOTA REM_SPACE_QUOTA
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* <----12----> <----12----> <-------18------->
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* DIR_COUNT FILE_COUNT CONTENT_SIZE
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*/
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private static final String QUOTA_STRING_FORMAT = "%12s %15s ";
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private static final String SPACE_QUOTA_STRING_FORMAT = "%15s %15s ";
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private static final String QUOTA_SUMMARY_FORMAT = "%12s %15s ";
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private static final String SPACE_QUOTA_SUMMARY_FORMAT = "%15s %15s ";
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private static final String[] HEADER_FIELDS = new String[] { "DIR_COUNT",
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"FILE_COUNT", "CONTENT_SIZE"};
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private static final String[] QUOTA_HEADER_FIELDS = new String[] { "QUOTA",
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"REM_QUOTA", "SPACE_QUOTA", "REM_SPACE_QUOTA" };
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/** The header string */
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private static final String HEADER = String.format(
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STRING_FORMAT.replace('d', 's'), "directories", "files", "bytes");
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SUMMARY_FORMAT, (Object[]) HEADER_FIELDS);
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private static final String QUOTA_HEADER = String.format(
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QUOTA_STRING_FORMAT + SPACE_QUOTA_STRING_FORMAT,
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"name quota", "rem name quota", "space quota", "rem space quota") +
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QUOTA_SUMMARY_FORMAT + SPACE_QUOTA_SUMMARY_FORMAT,
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(Object[]) QUOTA_HEADER_FIELDS) +
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HEADER;
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/** Return the header of the output.
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@ -272,7 +279,25 @@ public class ContentSummary implements Writable{
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public static String getHeader(boolean qOption) {
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return qOption ? QUOTA_HEADER : HEADER;
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}
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/**
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* Returns the names of the fields from the summary header.
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*
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* @return names of fields as displayed in the header
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*/
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public static String[] getHeaderFields() {
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return HEADER_FIELDS;
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}
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/**
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* Returns the names of the fields used in the quota summary.
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*
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* @return names of quota fields as displayed in the header
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*/
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public static String[] getQuotaHeaderFields() {
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return QUOTA_HEADER_FIELDS;
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}
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@Override
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public String toString() {
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return toString(true);
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@ -316,11 +341,11 @@ public class ContentSummary implements Writable{
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spaceQuotaRem = formatSize(spaceQuota - spaceConsumed, hOption);
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}
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prefix = String.format(QUOTA_STRING_FORMAT + SPACE_QUOTA_STRING_FORMAT,
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prefix = String.format(QUOTA_SUMMARY_FORMAT + SPACE_QUOTA_SUMMARY_FORMAT,
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quotaStr, quotaRem, spaceQuotaStr, spaceQuotaRem);
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}
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return prefix + String.format(STRING_FORMAT,
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return prefix + String.format(SUMMARY_FORMAT,
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formatSize(directoryCount, hOption),
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formatSize(fileCount, hOption),
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formatSize(length, hOption));
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@ -21,6 +21,7 @@ import java.io.IOException;
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import java.util.Arrays;
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import java.util.LinkedList;
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import org.apache.commons.lang.StringUtils;
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import org.apache.hadoop.classification.InterfaceAudience;
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import org.apache.hadoop.classification.InterfaceStability;
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import org.apache.hadoop.conf.Configuration;
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@ -44,18 +45,26 @@ public class Count extends FsCommand {
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private static final String OPTION_QUOTA = "q";
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private static final String OPTION_HUMAN = "h";
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private static final String OPTION_HEADER = "v";
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public static final String NAME = "count";
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public static final String USAGE =
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"[-" + OPTION_QUOTA + "] [-" + OPTION_HUMAN + "] <path> ...";
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public static final String DESCRIPTION =
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"[-" + OPTION_QUOTA + "] [-" + OPTION_HUMAN + "] [-" + OPTION_HEADER
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+ "] <path> ...";
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public static final String DESCRIPTION =
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"Count the number of directories, files and bytes under the paths\n" +
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"that match the specified file pattern. The output columns are:\n" +
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"DIR_COUNT FILE_COUNT CONTENT_SIZE FILE_NAME or\n" +
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"QUOTA REMAINING_QUOTA SPACE_QUOTA REMAINING_SPACE_QUOTA \n" +
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" DIR_COUNT FILE_COUNT CONTENT_SIZE FILE_NAME\n" +
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"The -h option shows file sizes in human readable format.";
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"that match the specified file pattern. The output columns are:\n" +
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StringUtils.join(ContentSummary.getHeaderFields(), ' ') +
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" PATHNAME\n" +
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"or, with the -" + OPTION_QUOTA + " option:\n" +
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StringUtils.join(ContentSummary.getQuotaHeaderFields(), ' ') + "\n" +
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" " +
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StringUtils.join(ContentSummary.getHeaderFields(), ' ') +
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" PATHNAME\n" +
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"The -" + OPTION_HUMAN +
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" option shows file sizes in human readable format.\n" +
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"The -" + OPTION_HEADER + " option displays a header line.";
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private boolean showQuotas;
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private boolean humanReadable;
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@ -65,7 +74,7 @@ public class Count extends FsCommand {
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/** Constructor
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* @deprecated invoke via {@link FsShell}
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* @param cmd the count command
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* @param pos the starting index of the arguments
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* @param pos the starting index of the arguments
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* @param conf configuration
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*/
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@Deprecated
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@ -77,13 +86,16 @@ public class Count extends FsCommand {
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@Override
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protected void processOptions(LinkedList<String> args) {
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CommandFormat cf = new CommandFormat(1, Integer.MAX_VALUE,
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OPTION_QUOTA, OPTION_HUMAN);
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OPTION_QUOTA, OPTION_HUMAN, OPTION_HEADER);
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cf.parse(args);
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if (args.isEmpty()) { // default path is the current working directory
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args.add(".");
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}
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showQuotas = cf.getOpt(OPTION_QUOTA);
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humanReadable = cf.getOpt(OPTION_HUMAN);
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if (cf.getOpt(OPTION_HEADER)) {
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out.println(ContentSummary.getHeader(showQuotas) + "PATHNAME");
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}
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}
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@Override
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@ -140,15 +140,15 @@ public class TestContentSummary {
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// check the header with quotas
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@Test
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public void testGetHeaderWithQuota() {
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String header = " name quota rem name quota space quota "
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+ "rem space quota directories files bytes ";
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String header = " QUOTA REM_QUOTA SPACE_QUOTA "
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+ "REM_SPACE_QUOTA DIR_COUNT FILE_COUNT CONTENT_SIZE ";
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assertEquals(header, ContentSummary.getHeader(true));
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}
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// check the header without quotas
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@Test
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public void testGetHeaderNoQuota() {
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String header = " directories files bytes ";
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String header = " DIR_COUNT FILE_COUNT CONTENT_SIZE ";
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assertEquals(header, ContentSummary.getHeader(false));
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}
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@ -31,6 +31,7 @@ import org.apache.hadoop.fs.FileStatus;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.FilterFileSystem;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.fs.shell.CommandFormat.NotEnoughArgumentsException;
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import org.junit.Test;
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import org.junit.Before;
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import org.junit.BeforeClass;
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@ -47,7 +48,6 @@ public class TestCount {
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private static Configuration conf;
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private static FileSystem mockFs;
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private static FileStatus fileStat;
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private static ContentSummary mockCs;
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@BeforeClass
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public static void setup() {
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@ -55,7 +55,6 @@ public class TestCount {
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conf.setClass("fs.mockfs.impl", MockFileSystem.class, FileSystem.class);
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mockFs = mock(FileSystem.class);
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fileStat = mock(FileStatus.class);
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mockCs = mock(ContentSummary.class);
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when(fileStat.isFile()).thenReturn(true);
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}
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@ -87,6 +86,85 @@ public class TestCount {
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assertTrue(count.isHumanReadable());
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}
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// check no options is handled correctly
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@Test
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public void processOptionsNoOptions() {
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LinkedList<String> options = new LinkedList<String>();
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options.add("dummy");
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Count count = new Count();
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count.processOptions(options);
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assertFalse(count.isShowQuotas());
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}
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// check -q is handled correctly
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@Test
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public void processOptionsShowQuotas() {
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LinkedList<String> options = new LinkedList<String>();
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options.add("-q");
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options.add("dummy");
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Count count = new Count();
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count.processOptions(options);
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assertTrue(count.isShowQuotas());
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}
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// check missing arguments is handled correctly
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@Test
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public void processOptionsMissingArgs() {
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LinkedList<String> options = new LinkedList<String>();
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Count count = new Count();
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try {
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count.processOptions(options);
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fail("Count.processOptions - NotEnoughArgumentsException not thrown");
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} catch (NotEnoughArgumentsException e) {
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}
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assertFalse(count.isShowQuotas());
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}
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// check the correct header is produced with no quotas (-v)
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@Test
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public void processOptionsHeaderNoQuotas() {
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LinkedList<String> options = new LinkedList<String>();
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options.add("-v");
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options.add("dummy");
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PrintStream out = mock(PrintStream.class);
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Count count = new Count();
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count.out = out;
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count.processOptions(options);
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String noQuotasHeader =
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// <----12----> <----12----> <-------18------->
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" DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME";
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verify(out).println(noQuotasHeader);
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verifyNoMoreInteractions(out);
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}
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// check the correct header is produced with quotas (-q -v)
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@Test
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public void processOptionsHeaderWithQuotas() {
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LinkedList<String> options = new LinkedList<String>();
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options.add("-q");
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options.add("-v");
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options.add("dummy");
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PrintStream out = mock(PrintStream.class);
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Count count = new Count();
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count.out = out;
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count.processOptions(options);
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String withQuotasHeader =
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// <----12----> <-----15------> <-----15------> <-----15------>
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" QUOTA REM_QUOTA SPACE_QUOTA REM_SPACE_QUOTA " +
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// <----12----> <----12----> <-------18------->
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" DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME";
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verify(out).println(withQuotasHeader);
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verifyNoMoreInteractions(out);
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}
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// check quotas are reported correctly
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@Test
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public void processPathShowQuotas() throws Exception {
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@ -211,10 +289,28 @@ public class TestCount {
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public void getUsage() {
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Count count = new Count();
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String actual = count.getUsage();
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String expected = "-count [-q] [-h] <path> ...";
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String expected = "-count [-q] [-h] [-v] <path> ...";
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assertEquals("Count.getUsage", expected, actual);
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}
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// check the correct description is returned
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@Test
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public void getDescription() {
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Count count = new Count();
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String actual = count.getDescription();
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String expected =
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"Count the number of directories, files and bytes under the paths\n"
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+ "that match the specified file pattern. The output columns are:\n"
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+ "DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME\n"
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+ "or, with the -q option:\n"
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+ "QUOTA REM_QUOTA SPACE_QUOTA REM_SPACE_QUOTA\n"
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+ " DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME\n"
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+ "The -h option shows file sizes in human readable format.\n"
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+ "The -v option displays a header line.";
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assertEquals("Count.getDescription", expected, actual);
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}
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// mock content system
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static class MockContentSummary extends ContentSummary {
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@ -227,15 +323,15 @@ public class TestCount {
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public String toString(boolean qOption, boolean hOption) {
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if (qOption) {
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if (hOption) {
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return(HUMAN + WITH_QUOTAS);
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return (HUMAN + WITH_QUOTAS);
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} else {
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return(BYTES + WITH_QUOTAS);
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return (BYTES + WITH_QUOTAS);
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}
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} else {
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if (hOption) {
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return(HUMAN + NO_QUOTAS);
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return (HUMAN + NO_QUOTAS);
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} else {
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return(BYTES + NO_QUOTAS);
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return (BYTES + NO_QUOTAS);
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}
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}
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}
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@ -238,7 +238,7 @@
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<comparators>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>^-count \[-q\] \[-h\] <path> \.\.\. :( )*</expected-output>
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<expected-output>^-count \[-q\] \[-h\] \[-v\] <path> \.\.\. :( )*</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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@ -250,20 +250,28 @@
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>^( |\t)*DIR_COUNT FILE_COUNT CONTENT_SIZE FILE_NAME or( )*</expected-output>
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<expected-output>^( |\t)*DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME( )*</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>^( |\t)*QUOTA REMAINING_QUOTA SPACE_QUOTA REMAINING_SPACE_QUOTA( )*</expected-output>
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<expected-output>^( |\t)*or, with the -q option:( )*</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>^( |\t)*DIR_COUNT FILE_COUNT CONTENT_SIZE FILE_NAME( )*</expected-output>
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<expected-output>^( |\t)*QUOTA REM_QUOTA SPACE_QUOTA REM_SPACE_QUOTA( )*</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>^( |\t)*DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME( )*</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>^( |\t)*The -h option shows file sizes in human readable format.( )*</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>^( |\t)*The -v option displays a header line.( )*</expected-output>
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</comparator>
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</comparators>
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</test>
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@ -8699,6 +8699,48 @@
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</comparators>
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</test>
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<test> <!-- TESTED -->
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<description>count: file using absolute path showing header record</description>
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<test-commands>
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<command>-fs NAMENODE -touchz /file1</command>
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<command>-fs NAMENODE -count -v /file1</command>
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</test-commands>
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<cleanup-commands>
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<command>-fs NAMENODE -rm /file1</command>
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</cleanup-commands>
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<comparators>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>( |\t)*DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>( |\t)*0( |\t)*1( |\t)*0 /file1</expected-output>
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</comparator>
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</comparators>
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</test>
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<test> <!-- TESTED -->
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<description>count: file using absolute path with -q option and showing header record</description>
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<test-commands>
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<command>-fs NAMENODE -touchz /file1</command>
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<command>-fs NAMENODE -count -q -v /file1</command>
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</test-commands>
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<cleanup-commands>
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<command>-fs NAMENODE -rm /file1</command>
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</cleanup-commands>
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<comparators>
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<comparator>
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<type>RegexpComparator</type>
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<expected-output>( |\t)*QUOTA REM_QUOTA SPACE_QUOTA REM_SPACE_QUOTA DIR_COUNT FILE_COUNT CONTENT_SIZE PATHNAME</expected-output>
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</comparator>
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<comparator>
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<type>RegexpComparator</type>
|
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<expected-output>( |\t)*none( |\t)*inf( |\t)*none( |\t)*inf( |\t)*0( |\t)*1( |\t)*0 /file1</expected-output>
|
||||
</comparator>
|
||||
</comparators>
|
||||
</test>
|
||||
|
||||
<!-- Tests for chmod -->
|
||||
<test> <!-- TESTED -->
|
||||
<description>chmod: change permission(octal mode) of file in absolute path</description>
|
||||
|
|
Loading…
Reference in New Issue