/// <exception cref="System.Exception"/>
private void LoadRMDTSecretManagerState(RMStateStore.RMState rmState)
{
CheckAndResumeUpdateOperation(rmDTSecretManagerRoot);
FileStatus[] childNodes = ListStatusWithRetries(rmDTSecretManagerRoot);
foreach (FileStatus childNodeStatus in childNodes)
{
System.Diagnostics.Debug.Assert(childNodeStatus.IsFile());
string childNodeName = childNodeStatus.GetPath().GetName();
if (CheckAndRemovePartialRecordWithRetries(childNodeStatus.GetPath()))
{
continue;
}
if (childNodeName.StartsWith(DelegationTokenSequenceNumberPrefix))
{
rmState.rmSecretManagerState.dtSequenceNumber = System.Convert.ToInt32(childNodeName
.Split("_")[1]);
continue;
}
Path childNodePath = GetNodePath(rmDTSecretManagerRoot, childNodeName);
byte[] childData = ReadFileWithRetries(childNodePath, childNodeStatus.GetLen());
ByteArrayInputStream @is = new ByteArrayInputStream(childData);
using (DataInputStream fsIn = new DataInputStream(@is))
{
if (childNodeName.StartsWith(DelegationKeyPrefix))
{
DelegationKey key = new DelegationKey();
key.ReadFields(fsIn);
rmState.rmSecretManagerState.masterKeyState.AddItem(key);
if (Log.IsDebugEnabled())
{
Log.Debug("Loaded delegation key: keyId=" + key.GetKeyId() + ", expirationDate="
+ key.GetExpiryDate());
}
}
else
{
if (childNodeName.StartsWith(DelegationTokenPrefix))
{
RMDelegationTokenIdentifierData identifierData = new RMDelegationTokenIdentifierData
();
identifierData.ReadFields(fsIn);
RMDelegationTokenIdentifier identifier = identifierData.GetTokenIdentifier();
long renewDate = identifierData.GetRenewDate();
rmState.rmSecretManagerState.delegationTokenState[identifier] = renewDate;
if (Log.IsDebugEnabled())
{
Log.Debug("Loaded RMDelegationTokenIdentifier: " + identifier + " renewDate=" + renewDate
);
}
}
else
{
Log.Warn("Unknown file for recovering RMDelegationTokenSecretManager");
}
}
}
}
}
/// <exception cref="System.IO.IOException"/>
private int LoadRMDTSecretManagerKeys(RMStateStore.RMState state)
{
int numKeys = 0;
LeveldbIterator iter = null;
try
{
iter = new LeveldbIterator(db);
iter.Seek(JniDBFactory.Bytes(RmDtMasterKeyKeyPrefix));
while (iter.HasNext())
{
KeyValuePair <byte[], byte[]> entry = iter.Next();
string key = JniDBFactory.AsString(entry.Key);
if (!key.StartsWith(RmDtMasterKeyKeyPrefix))
{
break;
}
DelegationKey masterKey = LoadDelegationKey(entry.Value);
state.rmSecretManagerState.masterKeyState.AddItem(masterKey);
++numKeys;
if (Log.IsDebugEnabled())
{
Log.Debug("Loaded RM delegation key from " + key + ": keyId=" + masterKey.GetKeyId
() + ", expirationDate=" + masterKey.GetExpiryDate());
}
}
}
catch (DBException e)
{
throw new IOException(e);
}
finally
{
if (iter != null)
{
iter.Close();
}
}
return(numKeys);
}