/// <exception cref="System.IO.IOException"/>
public KeyManager(string blockpoolID, NamenodeProtocol namenode, bool encryptDataTransfer
, Configuration conf)
{
this.namenode = namenode;
this.encryptDataTransfer = encryptDataTransfer;
ExportedBlockKeys keys = namenode.GetBlockKeys();
this.isBlockTokenEnabled = keys.IsBlockTokenEnabled();
if (isBlockTokenEnabled)
{
long updateInterval = keys.GetKeyUpdateInterval();
long tokenLifetime = keys.GetTokenLifetime();
Log.Info("Block token params received from NN: update interval=" + StringUtils.FormatTime
(updateInterval) + ", token lifetime=" + StringUtils.FormatTime(tokenLifetime));
string encryptionAlgorithm = conf.Get(DFSConfigKeys.DfsDataEncryptionAlgorithmKey
);
this.blockTokenSecretManager = new BlockTokenSecretManager(updateInterval, tokenLifetime
, blockpoolID, encryptionAlgorithm);
this.blockTokenSecretManager.AddKeys(keys);
// sync block keys with NN more frequently than NN updates its block keys
this.blockKeyUpdater = new KeyManager.BlockKeyUpdater(this, updateInterval / 4);
this.shouldRun = true;
}
else
{
this.blockTokenSecretManager = null;
this.blockKeyUpdater = null;
}
}
internal virtual void Compare(ExportedBlockKeys expKeys, ExportedBlockKeys expKeys1
)
{
BlockKey[] allKeys = expKeys.GetAllKeys();
BlockKey[] allKeys1 = expKeys1.GetAllKeys();
NUnit.Framework.Assert.AreEqual(allKeys.Length, allKeys1.Length);
for (int i = 0; i < allKeys.Length; i++)
{
Compare(allKeys[i], allKeys1[i]);
}
Compare(expKeys.GetCurrentKey(), expKeys1.GetCurrentKey());
NUnit.Framework.Assert.AreEqual(expKeys.GetKeyUpdateInterval(), expKeys1.GetKeyUpdateInterval
());
NUnit.Framework.Assert.AreEqual(expKeys.GetTokenLifetime(), expKeys1.GetTokenLifetime
());
}