/// <summary>
/// Deserializes a base64-encoded binary representation of a block access
/// token.
/// </summary>
/// <param name="str">String to deserialize</param>
/// <returns>BlockTokenIdentifier deserialized from str</returns>
/// <exception cref="System.IO.IOException">if there is any I/O error</exception>
private BlockTokenIdentifier DeserializeIdentifier(string str)
{
BlockTokenIdentifier identifier = new BlockTokenIdentifier();
identifier.ReadFields(new DataInputStream(new ByteArrayInputStream(Base64.DecodeBase64
(str))));
return(identifier);
}
/// <summary>
/// Calculates the expected correct password on the server side for the
/// general-purpose handshake.
/// </summary>
/// <remarks>
/// Calculates the expected correct password on the server side for the
/// general-purpose handshake. The password consists of the block access
/// token's password (known to the DataNode via its secret manager). This
/// expects that the client has supplied a user name consisting of its
/// serialized block access token identifier.
/// </remarks>
/// <param name="userName">
/// SASL user name containing serialized block access token
/// identifier
/// </param>
/// <returns>expected correct SASL password</returns>
/// <exception cref="System.IO.IOException">for any error</exception>
private char[] BuildServerPassword(string userName)
{
BlockTokenIdentifier identifier = DeserializeIdentifier(userName);
byte[] tokenPassword = blockPoolTokenSecretManager.RetrievePassword(identifier);
return((new string(Base64.EncodeBase64(tokenPassword, false), Charsets.Utf8)).ToCharArray
());
}
/// <exception cref="System.Exception"/>
public LocatedBlocks Answer(InvocationOnMock arg0)
{
LocatedBlocks locatedBlocks = (LocatedBlocks)arg0.CallRealMethod();
foreach (LocatedBlock lb in locatedBlocks.GetLocatedBlocks())
{
Org.Apache.Hadoop.Security.Token.Token <BlockTokenIdentifier> token = lb.GetBlockToken
();
BlockTokenIdentifier id = lb.GetBlockToken().DecodeIdentifier();
id.SetExpiryDate(Time.Now() + 10);
Org.Apache.Hadoop.Security.Token.Token <BlockTokenIdentifier> newToken = new Org.Apache.Hadoop.Security.Token.Token
<BlockTokenIdentifier>(id.GetBytes(), token.GetPassword(), token.GetKind(), token
.GetService());
lb.SetBlockToken(newToken);
}
return(locatedBlocks);
}
