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improve exception and remove complex test, such indexes will not be loaded into a closed state. 

we will not load them at all.
This commit is contained in:
Robert Muir 2015-12-01 23:03:54 -05:00
parent 6e5c301739
commit ef7258413f
2 changed files with 11 additions and 40 deletions
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11
core/src/main/java/org/elasticsearch/common/compress/CompressorFactory.java
View File

@ -80,12 +80,23 @@ public class CompressorFactory {
XContentType contentType = XContentFactory.xContentType(bytes);
if (contentType == null) {
if (isAncient(bytes)) {
throw new IllegalStateException("unsupported compression: index was created before v2.0.0.beta1 and wasn't upgraded?");
}
throw new NotXContentException("Compressor detection can only be called on some xcontent bytes or compressed xcontent bytes");
}
return null;
}
/** true if the bytes were compressed with LZF: only used before elasticsearch 2.0 */
private static boolean isAncient(BytesReference bytes) {
return bytes.length() >= 3 &&
bytes.get(0) == 'Z' &&
bytes.get(1) == 'V' &&
(bytes.get(2) == 0 || bytes.get(2) == 1);
}
public static Compressor compressor(ChannelBuffer buffer) {
for (Compressor compressor : compressors) {
if (compressor.isCompressed(buffer)) {

40
core/src/test/java/org/elasticsearch/bwcompat/OldIndexBackwardsCompatibilityIT.java
View File

@ -280,46 +280,6 @@ public class OldIndexBackwardsCompatibilityIT extends ESIntegTestCase {
}
}
public void testHandlingOfUnsupportedDanglingIndexes() throws Exception {
setupCluster();
Collections.shuffle(unsupportedIndexes, getRandom());
for (String index : unsupportedIndexes) {
assertUnsupportedIndexHandling(index);
}
}
/**
* Waits for the index to show up in the cluster state in closed state
*/
void ensureClosed(final String index) throws InterruptedException {
assertTrue(awaitBusy(() -> {
ClusterState state = client().admin().cluster().prepareState().get().getState();
return state.metaData().hasIndex(index) && state.metaData().index(index).getState() == IndexMetaData.State.CLOSE;
}
)
);
}
/**
* Checks that the given index cannot be opened due to incompatible version
*/
void assertUnsupportedIndexHandling(String index) throws Exception {
long startTime = System.currentTimeMillis();
logger.info("--> Testing old index " + index);
String indexName = loadIndex(index);
// force reloading dangling indices with a cluster state republish
client().admin().cluster().prepareReroute().get();
ensureClosed(indexName);
try {
client().admin().indices().prepareOpen(indexName).get();
fail("Shouldn't be able to open an old index");
} catch (IllegalStateException ex) {
assertThat(ex.getMessage(), containsString("was created before v2.0.0.beta1 and wasn't upgraded"));
}
unloadIndex(indexName);
logger.info("--> Done testing " + index + ", took " + ((System.currentTimeMillis() - startTime) / 1000.0) + " seconds");
}
void assertOldIndexWorks(String index) throws Exception {
Version version = extractVersion(index);
String indexName = loadIndex(index);