public void testFailLoadShardPathIndexUUIDMissmatch() throws IOException {
try (final NodeEnvironment env = newNodeEnvironment(Settings.builder().build())) {
Settings.Builder builder =
Settings.builder()
.put(IndexMetaData.SETTING_INDEX_UUID, "foobar")
.put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT);
Settings settings = builder.build();
ShardId shardId = new ShardId("foo", "foobar", 0);
Path[] paths = env.availableShardPaths(shardId);
Path path = randomFrom(paths);
int id = randomIntBetween(1, 10);
ShardStateMetaData.FORMAT.write(
new ShardStateMetaData(id, true, "0xDEADBEEF", AllocationId.newInitializing()), path);
Exception e =
expectThrows(
IllegalStateException.class,
() ->
ShardPath.loadShardPath(
logger,
env,
shardId,
IndexSettingsModule.newIndexSettings(shardId.getIndex(), settings)));
assertThat(e.getMessage(), containsString("expected: foobar on shard path"));
}
}
public void testLoadShardPath() throws IOException {
try (final NodeEnvironment env = newNodeEnvironment(Settings.builder().build())) {
Settings.Builder builder =
Settings.builder()
.put(IndexMetaData.SETTING_INDEX_UUID, "0xDEADBEEF")
.put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT);
Settings settings = builder.build();
ShardId shardId = new ShardId("foo", "0xDEADBEEF", 0);
Path[] paths = env.availableShardPaths(shardId);
Path path = randomFrom(paths);
ShardStateMetaData.FORMAT.write(
new ShardStateMetaData(2, true, "0xDEADBEEF", AllocationId.newInitializing()), path);
ShardPath shardPath =
ShardPath.loadShardPath(
logger,
env,
shardId,
IndexSettingsModule.newIndexSettings(shardId.getIndex(), settings));
assertEquals(path, shardPath.getDataPath());
assertEquals("0xDEADBEEF", shardPath.getShardId().getIndex().getUUID());
assertEquals("foo", shardPath.getShardId().getIndexName());
assertEquals(path.resolve("translog"), shardPath.resolveTranslog());
assertEquals(path.resolve("index"), shardPath.resolveIndex());
}
}
public void testFailLoadShardPathOnMultiState() throws IOException {
try (final NodeEnvironment env = newNodeEnvironment(Settings.builder().build())) {
final String indexUUID = "0xDEADBEEF";
Settings.Builder builder =
Settings.builder()
.put(IndexMetaData.SETTING_INDEX_UUID, indexUUID)
.put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT);
Settings settings = builder.build();
ShardId shardId = new ShardId("foo", indexUUID, 0);
Path[] paths = env.availableShardPaths(shardId);
assumeTrue("This test tests multi data.path but we only got one", paths.length > 1);
int id = randomIntBetween(1, 10);
ShardStateMetaData.FORMAT.write(
new ShardStateMetaData(id, true, indexUUID, AllocationId.newInitializing()), paths);
Exception e =
expectThrows(
IllegalStateException.class,
() ->
ShardPath.loadShardPath(
logger,
env,
shardId,
IndexSettingsModule.newIndexSettings(shardId.getIndex(), settings)));
assertThat(e.getMessage(), containsString("more than one shard state found"));
}
}
public void testGetRootPaths() throws IOException {
boolean useCustomDataPath = randomBoolean();
final Settings indexSettings;
final Settings nodeSettings;
final String indexUUID = "0xDEADBEEF";
Settings.Builder indexSettingsBuilder =
Settings.builder()
.put(IndexMetaData.SETTING_INDEX_UUID, indexUUID)
.put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT);
final Path customPath;
if (useCustomDataPath) {
final Path path = createTempDir();
final boolean includeNodeId = randomBoolean();
indexSettings = indexSettingsBuilder.put(IndexMetaData.SETTING_DATA_PATH, "custom").build();
nodeSettings =
Settings.builder()
.put(
Environment.PATH_SHARED_DATA_SETTING.getKey(),
path.toAbsolutePath().toAbsolutePath())
.put(NodeEnvironment.ADD_NODE_LOCK_ID_TO_CUSTOM_PATH.getKey(), includeNodeId)
.build();
if (includeNodeId) {
customPath = path.resolve("custom").resolve("0");
} else {
customPath = path.resolve("custom");
}
} else {
customPath = null;
indexSettings = indexSettingsBuilder.build();
nodeSettings = Settings.EMPTY;
}
try (final NodeEnvironment env = newNodeEnvironment(nodeSettings)) {
ShardId shardId = new ShardId("foo", indexUUID, 0);
Path[] paths = env.availableShardPaths(shardId);
Path path = randomFrom(paths);
ShardStateMetaData.FORMAT.write(
new ShardStateMetaData(2, true, indexUUID, AllocationId.newInitializing()), path);
ShardPath shardPath =
ShardPath.loadShardPath(
logger,
env,
shardId,
IndexSettingsModule.newIndexSettings(
shardId.getIndex(), indexSettings, nodeSettings));
boolean found = false;
for (Path p : env.nodeDataPaths()) {
if (p.equals(shardPath.getRootStatePath())) {
found = true;
break;
}
}
assertTrue(
"root state paths must be a node path but wasn't: " + shardPath.getRootStatePath(),
found);
found = false;
if (useCustomDataPath) {
assertNotEquals(shardPath.getRootDataPath(), shardPath.getRootStatePath());
assertEquals(customPath, shardPath.getRootDataPath());
} else {
assertNull(customPath);
for (Path p : env.nodeDataPaths()) {
if (p.equals(shardPath.getRootDataPath())) {
found = true;
break;
}
}
assertTrue(
"root state paths must be a node path but wasn't: " + shardPath.getRootDataPath(),
found);
}
}
}
