HDFS-11956. Do not require a storage ID or target storage IDs when writing a block. Contributed by Ewan Higgs.

This commit is contained in:
Andrew Wang 2017-06-26 11:20:07 -07:00
parent 06c8ca3bb3
commit 2c367b464c
3 changed files with 48 additions and 5 deletions

View File

@ -112,6 +112,7 @@ public BlockTokenSecretManager(long keyUpdateInterval,
* @param blockPoolId block pool ID
* @param encryptionAlgorithm encryption algorithm to use
* @param numNNs number of namenodes possible
* @param useProto should we use new protobuf style tokens
*/
public BlockTokenSecretManager(long keyUpdateInterval,
long tokenLifetime, int nnIndex, int numNNs, String blockPoolId,

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@ -695,11 +695,18 @@ public void writeBlock(final ExtendedBlock block,
if (targetStorageTypes.length > 0) {
System.arraycopy(targetStorageTypes, 0, storageTypes, 1, nst);
}
int nsi = targetStorageIds.length;
String[] storageIds = new String[nsi + 1];
storageIds[0] = storageId;
if (targetStorageTypes.length > 0) {
System.arraycopy(targetStorageIds, 0, storageIds, 1, nsi);
// To support older clients, we don't pass in empty storageIds
final int nsi = targetStorageIds.length;
final String[] storageIds;
if (nsi > 0) {
storageIds = new String[nsi + 1];
storageIds[0] = storageId;
if (targetStorageTypes.length > 0) {
System.arraycopy(targetStorageIds, 0, storageIds, 1, nsi);
}
} else {
storageIds = new String[0];
}
checkAccess(replyOut, isClient, block, blockToken, Op.WRITE_BLOCK,
BlockTokenIdentifier.AccessMode.WRITE,

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@ -774,4 +774,39 @@ public void testBlockTokenSerialization() throws IOException {
testBlockTokenSerialization(false);
testBlockTokenSerialization(true);
}
private void testBadStorageIDCheckAccess(boolean enableProtobuf)
throws IOException {
BlockTokenSecretManager sm = new BlockTokenSecretManager(
blockKeyUpdateInterval, blockTokenLifetime, 0, 1, "fake-pool", null,
enableProtobuf);
StorageType[] storageTypes = new StorageType[] {StorageType.DISK};
String[] storageIds = new String[] {"fake-storage-id"};
String[] badStorageIds = new String[] {"BAD-STORAGE-ID"};
String[] emptyStorageIds = new String[] {};
BlockTokenIdentifier.AccessMode mode = BlockTokenIdentifier.AccessMode.READ;
BlockTokenIdentifier id = generateTokenId(sm, block3,
EnumSet.of(mode), storageTypes, storageIds);
sm.checkAccess(id, null, block3, mode, storageTypes, storageIds);
try {
sm.checkAccess(id, null, block3, mode, storageTypes, badStorageIds);
fail("Expected strict BlockTokenSecretManager to fail");
} catch(SecretManager.InvalidToken e) {
}
// We allow empty storageId tokens for backwards compatibility. i.e. old
// clients may not have known to pass the storageId parameter to the
// writeBlock api.
sm.checkAccess(id, null, block3, mode, storageTypes,
emptyStorageIds);
sm.checkAccess(id, null, block3, mode, storageTypes,
null);
}
@Test
public void testBadStorageIDCheckAccess() throws IOException {
testBadStorageIDCheckAccess(false);
testBadStorageIDCheckAccess(true);
}
}