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HDFS-16953. RBF: Mount table store APIs should update cache only if state store record is successfully updated (#5482)

This commit is contained in:
Viraj Jasani 2023-03-18 14:43:25 -07:00 committed by GitHub
parent b6a9d7b442
commit f8d0949f7d
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 4 deletions
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12
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/store/impl/MountTableStoreImpl.java
View File

@ -117,7 +117,9 @@ public AddMountTableEntryResponse addMountTableEntry(
AddMountTableEntryResponse response =
AddMountTableEntryResponse.newInstance();
response.setStatus(status);
updateCacheAllRouters();
if (status) {
updateCacheAllRouters();
}
return response;
} else {
AddMountTableEntryResponse response =
@ -139,7 +141,9 @@ public UpdateMountTableEntryResponse updateMountTableEntry(
UpdateMountTableEntryResponse response =
UpdateMountTableEntryResponse.newInstance();
response.setStatus(status);
updateCacheAllRouters();
if (status) {
updateCacheAllRouters();
}
return response;
} else {
UpdateMountTableEntryResponse response =
@ -170,7 +174,9 @@ public RemoveMountTableEntryResponse removeMountTableEntry(
RemoveMountTableEntryResponse response =
RemoveMountTableEntryResponse.newInstance();
response.setStatus(status);
updateCacheAllRouters();
if (status) {
updateCacheAllRouters();
}
return response;
}

12
hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/router/TestRouterAdminCLI.java
View File

@ -167,8 +167,9 @@ public void testAddMountTable() throws Exception {
assertEquals(0, ToolRunner.run(admin, argv));
assertEquals(-1, ToolRunner.run(admin, argv));
stateStore.loadCache(MountTableStoreImpl.class, true);
verifyMountTableContents(src, dest);
GetMountTableEntriesRequest getRequest = GetMountTableEntriesRequest
.newInstance(src);
GetMountTableEntriesResponse getResponse = client.getMountTableManager()
@ -207,6 +208,15 @@ public void testAddMountTable() throws Exception {
assertTrue(mountTable.isFaultTolerant());
}
private void verifyMountTableContents(String src, String dest) throws Exception {
String[] argv = new String[] {"-ls", "/"};
System.setOut(new PrintStream(out));
assertEquals(0, ToolRunner.run(admin, argv));
String response = out.toString();
assertTrue("The response should have " + src + ": " + response, response.contains(src));
assertTrue("The response should have " + dest + ": " + response, response.contains(dest));
}
@Test
public void testAddMountTableNotNormalized() throws Exception {
String nsId = "ns0";