1 | /** |
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2 | * Licensed to the Apache Software Foundation (ASF) under one |
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3 | * or more contributor license agreements. See the NOTICE file |
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4 | * distributed with this work for additional information |
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5 | * regarding copyright ownership. The ASF licenses this file |
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6 | * to you under the Apache License, Version 2.0 (the |
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7 | * "License"); you may not use this file except in compliance |
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8 | * with the License. You may obtain a copy of the License at |
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9 | * |
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10 | * http://www.apache.org/licenses/LICENSE-2.0 |
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11 | * |
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12 | * Unless required by applicable law or agreed to in writing, software |
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13 | * distributed under the License is distributed on an "AS IS" BASIS, |
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14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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15 | * See the License for the specific language governing permissions and |
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16 | * limitations under the License. |
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17 | */ |
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18 | package org.apache.hadoop.hdfs; |
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19 | |
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20 | import java.io.OutputStream; |
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21 | |
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22 | import org.apache.hadoop.conf.Configuration; |
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23 | import org.apache.hadoop.fs.ContentSummary; |
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24 | import org.apache.hadoop.fs.FileSystem; |
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25 | import org.apache.hadoop.fs.Path; |
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26 | import org.apache.hadoop.hdfs.protocol.FSConstants; |
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27 | import org.apache.hadoop.hdfs.protocol.QuotaExceededException; |
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28 | import org.apache.hadoop.hdfs.tools.DFSAdmin; |
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29 | import org.apache.hadoop.io.IOUtils; |
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30 | import org.apache.hadoop.security.UnixUserGroupInformation; |
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31 | import org.apache.hadoop.hdfs.protocol.NSQuotaExceededException; |
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32 | import org.apache.hadoop.hdfs.protocol.DSQuotaExceededException; |
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33 | |
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34 | import junit.framework.TestCase; |
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35 | |
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36 | /** A class for testing quota-related commands */ |
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37 | public class TestQuota extends TestCase { |
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38 | |
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39 | private void runCommand(DFSAdmin admin, boolean expectError, String... args) |
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40 | throws Exception { |
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41 | runCommand(admin, args, expectError); |
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42 | } |
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43 | |
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44 | private void runCommand(DFSAdmin admin, String args[], boolean expectEror) |
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45 | throws Exception { |
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46 | int val = admin.run(args); |
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47 | if (expectEror) { |
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48 | assertEquals(val, -1); |
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49 | } else { |
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50 | assertTrue(val>=0); |
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51 | } |
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52 | } |
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53 | |
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54 | /** Test quota related commands: |
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55 | * setQuota, clrQuota, setSpaceQuota, clrSpaceQuota, and count |
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56 | */ |
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57 | public void testQuotaCommands() throws Exception { |
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58 | final Configuration conf = new Configuration(); |
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59 | // set a smaller block size so that we can test with smaller |
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60 | // Space quotas |
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61 | conf.set("dfs.block.size", "512"); |
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62 | conf.setBoolean("dfs.support.append", true); |
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63 | final MiniDFSCluster cluster = new MiniDFSCluster(conf, 2, true, null); |
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64 | final FileSystem fs = cluster.getFileSystem(); |
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65 | assertTrue("Not a HDFS: "+fs.getUri(), |
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66 | fs instanceof DistributedFileSystem); |
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67 | final DistributedFileSystem dfs = (DistributedFileSystem)fs; |
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68 | DFSAdmin admin = new DFSAdmin(conf); |
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69 | |
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70 | try { |
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71 | final int fileLen = 1024; |
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72 | final short replication = 5; |
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73 | final long spaceQuota = fileLen * replication * 15 / 8; |
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74 | |
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75 | // 1: create a directory /test and set its quota to be 3 |
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76 | final Path parent = new Path("/test"); |
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77 | assertTrue(dfs.mkdirs(parent)); |
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78 | String[] args = new String[]{"-setQuota", "3", parent.toString()}; |
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79 | runCommand(admin, args, false); |
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80 | |
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81 | //try setting space quota with a 'binary prefix' |
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82 | runCommand(admin, false, "-setSpaceQuota", "2t", parent.toString()); |
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83 | assertEquals(2L<<40, dfs.getContentSummary(parent).getSpaceQuota()); |
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84 | |
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85 | // set diskspace quota to 10000 |
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86 | runCommand(admin, false, "-setSpaceQuota", |
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87 | Long.toString(spaceQuota), parent.toString()); |
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88 | |
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89 | // 2: create directory /test/data0 |
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90 | final Path childDir0 = new Path(parent, "data0"); |
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91 | assertTrue(dfs.mkdirs(childDir0)); |
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92 | |
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93 | // 3: create a file /test/datafile0 |
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94 | final Path childFile0 = new Path(parent, "datafile0"); |
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95 | DFSTestUtil.createFile(fs, childFile0, fileLen, replication, 0); |
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96 | |
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97 | // 4: count -q /test |
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98 | ContentSummary c = dfs.getContentSummary(parent); |
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99 | assertEquals(c.getFileCount()+c.getDirectoryCount(), 3); |
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100 | assertEquals(c.getQuota(), 3); |
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101 | assertEquals(c.getSpaceConsumed(), fileLen*replication); |
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102 | assertEquals(c.getSpaceQuota(), spaceQuota); |
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103 | |
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104 | // 5: count -q /test/data0 |
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105 | c = dfs.getContentSummary(childDir0); |
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106 | assertEquals(c.getFileCount()+c.getDirectoryCount(), 1); |
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107 | assertEquals(c.getQuota(), -1); |
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108 | // check disk space consumed |
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109 | c = dfs.getContentSummary(parent); |
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110 | assertEquals(c.getSpaceConsumed(), fileLen*replication); |
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111 | |
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112 | // 6: create a directory /test/data1 |
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113 | final Path childDir1 = new Path(parent, "data1"); |
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114 | boolean hasException = false; |
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115 | try { |
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116 | assertFalse(dfs.mkdirs(childDir1)); |
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117 | } catch (NSQuotaExceededException e) { |
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118 | hasException = true; |
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119 | } |
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120 | assertTrue(hasException); |
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121 | |
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122 | OutputStream fout; |
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123 | |
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124 | // 7: create a file /test/datafile1 |
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125 | final Path childFile1 = new Path(parent, "datafile1"); |
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126 | hasException = false; |
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127 | try { |
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128 | fout = dfs.create(childFile1); |
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129 | } catch (NSQuotaExceededException e) { |
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130 | hasException = true; |
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131 | } |
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132 | assertTrue(hasException); |
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133 | |
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134 | // 8: clear quota /test |
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135 | runCommand(admin, new String[]{"-clrQuota", parent.toString()}, false); |
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136 | c = dfs.getContentSummary(parent); |
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137 | assertEquals(c.getQuota(), -1); |
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138 | assertEquals(c.getSpaceQuota(), spaceQuota); |
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139 | |
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140 | // 9: clear quota /test/data0 |
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141 | runCommand(admin, new String[]{"-clrQuota", childDir0.toString()}, false); |
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142 | c = dfs.getContentSummary(childDir0); |
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143 | assertEquals(c.getQuota(), -1); |
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144 | |
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145 | // 10: create a file /test/datafile1 |
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146 | fout = dfs.create(childFile1, replication); |
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147 | |
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148 | // 10.s: but writing fileLen bytes should result in an quota exception |
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149 | hasException = false; |
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150 | try { |
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151 | fout.write(new byte[fileLen]); |
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152 | fout.close(); |
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153 | } catch (DSQuotaExceededException e) { |
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154 | hasException = true; |
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155 | IOUtils.closeStream(fout); |
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156 | } |
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157 | assertTrue(hasException); |
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158 | |
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159 | //delete the file |
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160 | dfs.delete(childFile1, false); |
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161 | |
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162 | // 9.s: clear diskspace quota |
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163 | runCommand(admin, false, "-clrSpaceQuota", parent.toString()); |
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164 | c = dfs.getContentSummary(parent); |
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165 | assertEquals(c.getQuota(), -1); |
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166 | assertEquals(c.getSpaceQuota(), -1); |
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167 | |
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168 | // now creating childFile1 should succeed |
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169 | DFSTestUtil.createFile(dfs, childFile1, fileLen, replication, 0); |
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170 | |
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171 | // 11: set the quota of /test to be 1 |
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172 | // HADOOP-5872 - we can set quota even if it is immediately violated |
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173 | args = new String[]{"-setQuota", "1", parent.toString()}; |
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174 | runCommand(admin, args, false); |
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175 | runCommand(admin, false, "-setSpaceQuota", // for space quota |
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176 | Integer.toString(fileLen), args[2]); |
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177 | |
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178 | // 12: set the quota of /test/data0 to be 1 |
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179 | args = new String[]{"-setQuota", "1", childDir0.toString()}; |
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180 | runCommand(admin, args, false); |
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181 | |
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182 | // 13: not able create a directory under data0 |
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183 | hasException = false; |
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184 | try { |
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185 | assertFalse(dfs.mkdirs(new Path(childDir0, "in"))); |
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186 | } catch (NSQuotaExceededException e) { |
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187 | hasException = true; |
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188 | } |
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189 | assertTrue(hasException); |
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190 | c = dfs.getContentSummary(childDir0); |
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191 | assertEquals(c.getDirectoryCount()+c.getFileCount(), 1); |
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192 | assertEquals(c.getQuota(), 1); |
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193 | |
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194 | // 14a: set quota on a non-existent directory |
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195 | Path nonExistentPath = new Path("/test1"); |
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196 | assertFalse(dfs.exists(nonExistentPath)); |
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197 | args = new String[]{"-setQuota", "1", nonExistentPath.toString()}; |
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198 | runCommand(admin, args, true); |
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199 | runCommand(admin, true, "-setSpaceQuota", "1g", // for space quota |
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200 | nonExistentPath.toString()); |
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201 | |
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202 | // 14b: set quota on a file |
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203 | assertTrue(dfs.isFile(childFile0)); |
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204 | args[1] = childFile0.toString(); |
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205 | runCommand(admin, args, true); |
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206 | // same for space quota |
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207 | runCommand(admin, true, "-setSpaceQuota", "1t", args[1]); |
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208 | |
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209 | // 15a: clear quota on a file |
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210 | args[0] = "-clrQuota"; |
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211 | runCommand(admin, args, true); |
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212 | runCommand(admin, true, "-clrSpaceQuota", args[1]); |
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213 | |
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214 | // 15b: clear quota on a non-existent directory |
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215 | args[1] = nonExistentPath.toString(); |
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216 | runCommand(admin, args, true); |
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217 | runCommand(admin, true, "-clrSpaceQuota", args[1]); |
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218 | |
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219 | // 16a: set the quota of /test to be 0 |
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220 | args = new String[]{"-setQuota", "0", parent.toString()}; |
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221 | runCommand(admin, args, true); |
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222 | runCommand(admin, true, "-setSpaceQuota", "0", args[2]); |
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223 | |
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224 | // 16b: set the quota of /test to be -1 |
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225 | args[1] = "-1"; |
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226 | runCommand(admin, args, true); |
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227 | runCommand(admin, true, "-setSpaceQuota", args[1], args[2]); |
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228 | |
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229 | // 16c: set the quota of /test to be Long.MAX_VALUE+1 |
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230 | args[1] = String.valueOf(Long.MAX_VALUE+1L); |
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231 | runCommand(admin, args, true); |
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232 | runCommand(admin, true, "-setSpaceQuota", args[1], args[2]); |
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233 | |
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234 | // 16d: set the quota of /test to be a non integer |
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235 | args[1] = "33aa1.5"; |
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236 | runCommand(admin, args, true); |
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237 | runCommand(admin, true, "-setSpaceQuota", args[1], args[2]); |
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238 | |
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239 | // 16e: set space quota with a value larger than Long.MAX_VALUE |
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240 | runCommand(admin, true, "-setSpaceQuota", |
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241 | (Long.MAX_VALUE/1024/1024 + 1024) + "m", args[2]); |
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242 | |
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243 | // 17: setQuota by a non-administrator |
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244 | UnixUserGroupInformation.saveToConf(conf, |
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245 | UnixUserGroupInformation.UGI_PROPERTY_NAME, |
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246 | new UnixUserGroupInformation(new String[]{"userxx\n", "groupyy\n"})); |
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247 | DFSAdmin userAdmin = new DFSAdmin(conf); |
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248 | args[1] = "100"; |
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249 | runCommand(userAdmin, args, true); |
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250 | runCommand(userAdmin, true, "-setSpaceQuota", "1g", args[2]); |
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251 | |
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252 | // 18: clrQuota by a non-administrator |
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253 | args = new String[] {"-clrQuota", parent.toString()}; |
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254 | runCommand(userAdmin, args, true); |
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255 | runCommand(userAdmin, true, "-clrSpaceQuota", args[1]); |
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256 | } finally { |
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257 | cluster.shutdown(); |
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258 | } |
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259 | } |
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260 | |
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261 | /** Test commands that change the size of the name space: |
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262 | * mkdirs, rename, and delete */ |
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263 | public void testNamespaceCommands() throws Exception { |
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264 | final Configuration conf = new Configuration(); |
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265 | final MiniDFSCluster cluster = new MiniDFSCluster(conf, 2, true, null); |
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266 | final FileSystem fs = cluster.getFileSystem(); |
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267 | assertTrue("Not a HDFS: "+fs.getUri(), |
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268 | fs instanceof DistributedFileSystem); |
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269 | final DistributedFileSystem dfs = (DistributedFileSystem)fs; |
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270 | |
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271 | try { |
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272 | // 1: create directory /nqdir0/qdir1/qdir20/nqdir30 |
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273 | assertTrue(dfs.mkdirs(new Path("/nqdir0/qdir1/qdir20/nqdir30"))); |
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274 | |
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275 | // 2: set the quota of /nqdir0/qdir1 to be 6 |
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276 | final Path quotaDir1 = new Path("/nqdir0/qdir1"); |
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277 | dfs.setQuota(quotaDir1, 6, FSConstants.QUOTA_DONT_SET); |
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278 | ContentSummary c = dfs.getContentSummary(quotaDir1); |
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279 | assertEquals(c.getDirectoryCount(), 3); |
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280 | assertEquals(c.getQuota(), 6); |
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281 | |
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282 | // 3: set the quota of /nqdir0/qdir1/qdir20 to be 7 |
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283 | final Path quotaDir2 = new Path("/nqdir0/qdir1/qdir20"); |
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284 | dfs.setQuota(quotaDir2, 7, FSConstants.QUOTA_DONT_SET); |
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285 | c = dfs.getContentSummary(quotaDir2); |
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286 | assertEquals(c.getDirectoryCount(), 2); |
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287 | assertEquals(c.getQuota(), 7); |
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288 | |
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289 | // 4: Create directory /nqdir0/qdir1/qdir21 and set its quota to 2 |
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290 | final Path quotaDir3 = new Path("/nqdir0/qdir1/qdir21"); |
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291 | assertTrue(dfs.mkdirs(quotaDir3)); |
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292 | dfs.setQuota(quotaDir3, 2, FSConstants.QUOTA_DONT_SET); |
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293 | c = dfs.getContentSummary(quotaDir3); |
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294 | assertEquals(c.getDirectoryCount(), 1); |
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295 | assertEquals(c.getQuota(), 2); |
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296 | |
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297 | // 5: Create directory /nqdir0/qdir1/qdir21/nqdir32 |
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298 | Path tempPath = new Path(quotaDir3, "nqdir32"); |
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299 | assertTrue(dfs.mkdirs(tempPath)); |
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300 | c = dfs.getContentSummary(quotaDir3); |
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301 | assertEquals(c.getDirectoryCount(), 2); |
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302 | assertEquals(c.getQuota(), 2); |
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303 | |
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304 | // 6: Create directory /nqdir0/qdir1/qdir21/nqdir33 |
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305 | tempPath = new Path(quotaDir3, "nqdir33"); |
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306 | boolean hasException = false; |
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307 | try { |
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308 | assertFalse(dfs.mkdirs(tempPath)); |
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309 | } catch (NSQuotaExceededException e) { |
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310 | hasException = true; |
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311 | } |
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312 | assertTrue(hasException); |
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313 | c = dfs.getContentSummary(quotaDir3); |
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314 | assertEquals(c.getDirectoryCount(), 2); |
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315 | assertEquals(c.getQuota(), 2); |
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316 | |
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317 | // 7: Create directory /nqdir0/qdir1/qdir20/nqdir31 |
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318 | tempPath = new Path(quotaDir2, "nqdir31"); |
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319 | assertTrue(dfs.mkdirs(tempPath)); |
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320 | c = dfs.getContentSummary(quotaDir2); |
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321 | assertEquals(c.getDirectoryCount(), 3); |
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322 | assertEquals(c.getQuota(), 7); |
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323 | c = dfs.getContentSummary(quotaDir1); |
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324 | assertEquals(c.getDirectoryCount(), 6); |
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325 | assertEquals(c.getQuota(), 6); |
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326 | |
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327 | // 8: Create directory /nqdir0/qdir1/qdir20/nqdir33 |
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328 | tempPath = new Path(quotaDir2, "nqdir33"); |
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329 | hasException = false; |
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330 | try { |
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331 | assertFalse(dfs.mkdirs(tempPath)); |
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332 | } catch (NSQuotaExceededException e) { |
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333 | hasException = true; |
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334 | } |
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335 | assertTrue(hasException); |
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336 | |
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337 | // 9: Move /nqdir0/qdir1/qdir21/nqdir32 /nqdir0/qdir1/qdir20/nqdir30 |
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338 | tempPath = new Path(quotaDir2, "nqdir30"); |
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339 | dfs.rename(new Path(quotaDir3, "nqdir32"), tempPath); |
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340 | c = dfs.getContentSummary(quotaDir2); |
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341 | assertEquals(c.getDirectoryCount(), 4); |
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342 | assertEquals(c.getQuota(), 7); |
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343 | c = dfs.getContentSummary(quotaDir1); |
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344 | assertEquals(c.getDirectoryCount(), 6); |
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345 | assertEquals(c.getQuota(), 6); |
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346 | |
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347 | // 10: Move /nqdir0/qdir1/qdir20/nqdir30 to /nqdir0/qdir1/qdir21 |
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348 | hasException = false; |
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349 | try { |
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350 | assertFalse(dfs.rename(tempPath, quotaDir3)); |
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351 | } catch (NSQuotaExceededException e) { |
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352 | hasException = true; |
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353 | } |
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354 | assertTrue(hasException); |
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355 | assertTrue(dfs.exists(tempPath)); |
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356 | assertFalse(dfs.exists(new Path(quotaDir3, "nqdir30"))); |
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357 | |
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358 | // 10.a: Rename /nqdir0/qdir1/qdir20/nqdir30 to /nqdir0/qdir1/qdir21/nqdir32 |
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359 | hasException = false; |
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360 | try { |
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361 | assertFalse(dfs.rename(tempPath, new Path(quotaDir3, "nqdir32"))); |
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362 | } catch (NSQuotaExceededException e) { |
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363 | hasException = true; |
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364 | } |
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365 | assertTrue(hasException); |
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366 | assertTrue(dfs.exists(tempPath)); |
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367 | assertFalse(dfs.exists(new Path(quotaDir3, "nqdir32"))); |
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368 | |
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369 | // 11: Move /nqdir0/qdir1/qdir20/nqdir30 to /nqdir0 |
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370 | assertTrue(dfs.rename(tempPath, new Path("/nqdir0"))); |
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371 | c = dfs.getContentSummary(quotaDir2); |
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372 | assertEquals(c.getDirectoryCount(), 2); |
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373 | assertEquals(c.getQuota(), 7); |
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374 | c = dfs.getContentSummary(quotaDir1); |
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375 | assertEquals(c.getDirectoryCount(), 4); |
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376 | assertEquals(c.getQuota(), 6); |
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377 | |
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378 | // 12: Create directory /nqdir0/nqdir30/nqdir33 |
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379 | assertTrue(dfs.mkdirs(new Path("/nqdir0/nqdir30/nqdir33"))); |
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380 | |
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381 | // 13: Move /nqdir0/nqdir30 /nqdir0/qdir1/qdir20/qdir30 |
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382 | hasException = false; |
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383 | try { |
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384 | assertFalse(dfs.rename(new Path("/nqdir0/nqdir30"), tempPath)); |
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385 | } catch (NSQuotaExceededException e) { |
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386 | hasException = true; |
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387 | } |
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388 | assertTrue(hasException); |
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389 | |
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390 | // 14: Move /nqdir0/qdir1/qdir21 /nqdir0/qdir1/qdir20 |
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391 | assertTrue(dfs.rename(quotaDir3, quotaDir2)); |
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392 | c = dfs.getContentSummary(quotaDir1); |
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393 | assertEquals(c.getDirectoryCount(), 4); |
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394 | assertEquals(c.getQuota(), 6); |
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395 | c = dfs.getContentSummary(quotaDir2); |
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396 | assertEquals(c.getDirectoryCount(), 3); |
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397 | assertEquals(c.getQuota(), 7); |
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398 | tempPath = new Path(quotaDir2, "qdir21"); |
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399 | c = dfs.getContentSummary(tempPath); |
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400 | assertEquals(c.getDirectoryCount(), 1); |
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401 | assertEquals(c.getQuota(), 2); |
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402 | |
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403 | // 15: Delete /nqdir0/qdir1/qdir20/qdir21 |
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404 | dfs.delete(tempPath, true); |
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405 | c = dfs.getContentSummary(quotaDir2); |
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406 | assertEquals(c.getDirectoryCount(), 2); |
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407 | assertEquals(c.getQuota(), 7); |
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408 | c = dfs.getContentSummary(quotaDir1); |
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409 | assertEquals(c.getDirectoryCount(), 3); |
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410 | assertEquals(c.getQuota(), 6); |
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411 | |
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412 | // 16: Move /nqdir0/qdir30 /nqdir0/qdir1/qdir20 |
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413 | assertTrue(dfs.rename(new Path("/nqdir0/nqdir30"), quotaDir2)); |
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414 | c = dfs.getContentSummary(quotaDir2); |
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415 | assertEquals(c.getDirectoryCount(), 5); |
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416 | assertEquals(c.getQuota(), 7); |
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417 | c = dfs.getContentSummary(quotaDir1); |
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418 | assertEquals(c.getDirectoryCount(), 6); |
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419 | assertEquals(c.getQuota(), 6); |
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420 | } finally { |
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421 | cluster.shutdown(); |
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422 | } |
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423 | } |
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424 | |
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425 | /** |
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426 | * Test HDFS operations that change disk space consumed by a directory tree. |
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427 | * namely create, rename, delete, append, and setReplication. |
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428 | * |
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429 | * This is based on testNamespaceCommands() above. |
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430 | */ |
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431 | public void testSpaceCommands() throws Exception { |
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432 | final Configuration conf = new Configuration(); |
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433 | // set a smaller block size so that we can test with smaller |
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434 | // diskspace quotas |
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435 | conf.set("dfs.block.size", "512"); |
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436 | conf.setBoolean("dfs.support.append", true); |
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437 | final MiniDFSCluster cluster = new MiniDFSCluster(conf, 2, true, null); |
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438 | final FileSystem fs = cluster.getFileSystem(); |
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439 | assertTrue("Not a HDFS: "+fs.getUri(), |
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440 | fs instanceof DistributedFileSystem); |
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441 | final DistributedFileSystem dfs = (DistributedFileSystem)fs; |
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442 | |
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443 | try { |
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444 | int fileLen = 1024; |
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445 | short replication = 3; |
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446 | int fileSpace = fileLen * replication; |
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447 | |
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448 | // create directory /nqdir0/qdir1/qdir20/nqdir30 |
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449 | assertTrue(dfs.mkdirs(new Path("/nqdir0/qdir1/qdir20/nqdir30"))); |
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450 | |
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451 | // set the quota of /nqdir0/qdir1 to 4 * fileSpace |
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452 | final Path quotaDir1 = new Path("/nqdir0/qdir1"); |
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453 | dfs.setQuota(quotaDir1, FSConstants.QUOTA_DONT_SET, 4 * fileSpace); |
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454 | ContentSummary c = dfs.getContentSummary(quotaDir1); |
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455 | assertEquals(c.getSpaceQuota(), 4 * fileSpace); |
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456 | |
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457 | // set the quota of /nqdir0/qdir1/qdir20 to 6 * fileSpace |
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458 | final Path quotaDir20 = new Path("/nqdir0/qdir1/qdir20"); |
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459 | dfs.setQuota(quotaDir20, FSConstants.QUOTA_DONT_SET, 6 * fileSpace); |
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460 | c = dfs.getContentSummary(quotaDir20); |
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461 | assertEquals(c.getSpaceQuota(), 6 * fileSpace); |
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462 | |
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463 | |
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464 | // Create /nqdir0/qdir1/qdir21 and set its space quota to 2 * fileSpace |
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465 | final Path quotaDir21 = new Path("/nqdir0/qdir1/qdir21"); |
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466 | assertTrue(dfs.mkdirs(quotaDir21)); |
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467 | dfs.setQuota(quotaDir21, FSConstants.QUOTA_DONT_SET, 2 * fileSpace); |
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468 | c = dfs.getContentSummary(quotaDir21); |
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469 | assertEquals(c.getSpaceQuota(), 2 * fileSpace); |
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470 | |
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471 | // 5: Create directory /nqdir0/qdir1/qdir21/nqdir32 |
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472 | Path tempPath = new Path(quotaDir21, "nqdir32"); |
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473 | assertTrue(dfs.mkdirs(tempPath)); |
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474 | |
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475 | // create a file under nqdir32/fileDir |
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476 | DFSTestUtil.createFile(dfs, new Path(tempPath, "fileDir/file1"), fileLen, |
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477 | replication, 0); |
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478 | c = dfs.getContentSummary(quotaDir21); |
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479 | assertEquals(c.getSpaceConsumed(), fileSpace); |
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480 | |
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481 | // Create a larger file /nqdir0/qdir1/qdir21/nqdir33/ |
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482 | boolean hasException = false; |
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483 | try { |
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484 | DFSTestUtil.createFile(dfs, new Path(quotaDir21, "nqdir33/file2"), |
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485 | 2*fileLen, replication, 0); |
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486 | } catch (DSQuotaExceededException e) { |
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487 | hasException = true; |
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488 | } |
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489 | assertTrue(hasException); |
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490 | // delete nqdir33 |
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491 | assertTrue(dfs.delete(new Path(quotaDir21, "nqdir33"), true)); |
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492 | c = dfs.getContentSummary(quotaDir21); |
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493 | assertEquals(c.getSpaceConsumed(), fileSpace); |
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494 | assertEquals(c.getSpaceQuota(), 2*fileSpace); |
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495 | |
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496 | // Verify space before the move: |
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497 | c = dfs.getContentSummary(quotaDir20); |
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498 | assertEquals(c.getSpaceConsumed(), 0); |
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499 | |
---|
500 | // Move /nqdir0/qdir1/qdir21/nqdir32 /nqdir0/qdir1/qdir20/nqdir30 |
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501 | Path dstPath = new Path(quotaDir20, "nqdir30"); |
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502 | Path srcPath = new Path(quotaDir21, "nqdir32"); |
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503 | assertTrue(dfs.rename(srcPath, dstPath)); |
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504 | |
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505 | // verify space after the move |
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506 | c = dfs.getContentSummary(quotaDir20); |
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507 | assertEquals(c.getSpaceConsumed(), fileSpace); |
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508 | // verify space for its parent |
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509 | c = dfs.getContentSummary(quotaDir1); |
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510 | assertEquals(c.getSpaceConsumed(), fileSpace); |
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511 | // verify space for source for the move |
---|
512 | c = dfs.getContentSummary(quotaDir21); |
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513 | assertEquals(c.getSpaceConsumed(), 0); |
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514 | |
---|
515 | final Path file2 = new Path(dstPath, "fileDir/file2"); |
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516 | int file2Len = 2 * fileLen; |
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517 | // create a larger file under /nqdir0/qdir1/qdir20/nqdir30 |
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518 | DFSTestUtil.createFile(dfs, file2, file2Len, replication, 0); |
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519 | |
---|
520 | c = dfs.getContentSummary(quotaDir20); |
---|
521 | assertEquals(c.getSpaceConsumed(), 3 * fileSpace); |
---|
522 | c = dfs.getContentSummary(quotaDir21); |
---|
523 | assertEquals(c.getSpaceConsumed(), 0); |
---|
524 | |
---|
525 | // Reverse: Move /nqdir0/qdir1/qdir20/nqdir30 to /nqdir0/qdir1/qdir21/ |
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526 | hasException = false; |
---|
527 | try { |
---|
528 | assertFalse(dfs.rename(dstPath, srcPath)); |
---|
529 | } catch (DSQuotaExceededException e) { |
---|
530 | hasException = true; |
---|
531 | } |
---|
532 | assertTrue(hasException); |
---|
533 | |
---|
534 | // make sure no intermediate directories left by failed rename |
---|
535 | assertFalse(dfs.exists(srcPath)); |
---|
536 | // directory should exist |
---|
537 | assertTrue(dfs.exists(dstPath)); |
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538 | |
---|
539 | // verify space after the failed move |
---|
540 | c = dfs.getContentSummary(quotaDir20); |
---|
541 | assertEquals(c.getSpaceConsumed(), 3 * fileSpace); |
---|
542 | c = dfs.getContentSummary(quotaDir21); |
---|
543 | assertEquals(c.getSpaceConsumed(), 0); |
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544 | |
---|
545 | // Test Append : |
---|
546 | |
---|
547 | // verify space quota |
---|
548 | c = dfs.getContentSummary(quotaDir1); |
---|
549 | assertEquals(c.getSpaceQuota(), 4 * fileSpace); |
---|
550 | |
---|
551 | // verify space before append; |
---|
552 | c = dfs.getContentSummary(dstPath); |
---|
553 | assertEquals(c.getSpaceConsumed(), 3 * fileSpace); |
---|
554 | |
---|
555 | OutputStream out = dfs.append(file2); |
---|
556 | // appending 1 fileLen should succeed |
---|
557 | out.write(new byte[fileLen]); |
---|
558 | out.close(); |
---|
559 | |
---|
560 | file2Len += fileLen; // after append |
---|
561 | |
---|
562 | // verify space after append; |
---|
563 | c = dfs.getContentSummary(dstPath); |
---|
564 | assertEquals(c.getSpaceConsumed(), 4 * fileSpace); |
---|
565 | |
---|
566 | // now increase the quota for quotaDir1 |
---|
567 | dfs.setQuota(quotaDir1, FSConstants.QUOTA_DONT_SET, 5 * fileSpace); |
---|
568 | // Now, appending more than 1 fileLen should result in an error |
---|
569 | out = dfs.append(file2); |
---|
570 | hasException = false; |
---|
571 | try { |
---|
572 | out.write(new byte[fileLen + 1024]); |
---|
573 | out.flush(); |
---|
574 | out.close(); |
---|
575 | } catch (DSQuotaExceededException e) { |
---|
576 | hasException = true; |
---|
577 | IOUtils.closeStream(out); |
---|
578 | } |
---|
579 | assertTrue(hasException); |
---|
580 | |
---|
581 | file2Len += fileLen; // after partial append |
---|
582 | |
---|
583 | // verify space after partial append |
---|
584 | c = dfs.getContentSummary(dstPath); |
---|
585 | assertEquals(c.getSpaceConsumed(), 5 * fileSpace); |
---|
586 | |
---|
587 | // Test set replication : |
---|
588 | |
---|
589 | // first reduce the replication |
---|
590 | dfs.setReplication(file2, (short)(replication-1)); |
---|
591 | |
---|
592 | // verify that space is reduced by file2Len |
---|
593 | c = dfs.getContentSummary(dstPath); |
---|
594 | assertEquals(c.getSpaceConsumed(), 5 * fileSpace - file2Len); |
---|
595 | |
---|
596 | // now try to increase the replication and and expect an error. |
---|
597 | hasException = false; |
---|
598 | try { |
---|
599 | dfs.setReplication(file2, (short)(replication+1)); |
---|
600 | } catch (DSQuotaExceededException e) { |
---|
601 | hasException = true; |
---|
602 | } |
---|
603 | assertTrue(hasException); |
---|
604 | |
---|
605 | // verify space consumed remains unchanged. |
---|
606 | c = dfs.getContentSummary(dstPath); |
---|
607 | assertEquals(c.getSpaceConsumed(), 5 * fileSpace - file2Len); |
---|
608 | |
---|
609 | // now increase the quota for quotaDir1 and quotaDir20 |
---|
610 | dfs.setQuota(quotaDir1, FSConstants.QUOTA_DONT_SET, 10 * fileSpace); |
---|
611 | dfs.setQuota(quotaDir20, FSConstants.QUOTA_DONT_SET, 10 * fileSpace); |
---|
612 | |
---|
613 | // then increasing replication should be ok. |
---|
614 | dfs.setReplication(file2, (short)(replication+1)); |
---|
615 | // verify increase in space |
---|
616 | c = dfs.getContentSummary(dstPath); |
---|
617 | assertEquals(c.getSpaceConsumed(), 5 * fileSpace + file2Len); |
---|
618 | |
---|
619 | } finally { |
---|
620 | cluster.shutdown(); |
---|
621 | } |
---|
622 | } |
---|
623 | } |
---|