public virtual void TestGetSpnegoKeytabKey()
{
HdfsConfiguration conf = new HdfsConfiguration();
string defaultKey = "default.spengo.key";
conf.Unset(DFSConfigKeys.DfsWebAuthenticationKerberosKeytabKey);
NUnit.Framework.Assert.AreEqual("Test spnego key in config is null", defaultKey,
DFSUtil.GetSpnegoKeytabKey(conf, defaultKey));
conf.Set(DFSConfigKeys.DfsWebAuthenticationKerberosKeytabKey, string.Empty);
NUnit.Framework.Assert.AreEqual("Test spnego key is empty", defaultKey, DFSUtil.GetSpnegoKeytabKey
(conf, defaultKey));
string spengoKey = "spengo.key";
conf.Set(DFSConfigKeys.DfsWebAuthenticationKerberosKeytabKey, spengoKey);
NUnit.Framework.Assert.AreEqual("Test spnego key is NOT null", DFSConfigKeys.DfsWebAuthenticationKerberosKeytabKey
, DFSUtil.GetSpnegoKeytabKey(conf, defaultKey));
}
public virtual void TestDFSAddressConfig()
{
Configuration conf = new HdfsConfiguration();
/*-------------------------------------------------------------------------
* By default, the DataNode socket address should be localhost (127.0.0.1).
*------------------------------------------------------------------------*/
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).Build();
cluster.WaitActive();
AList <DataNode> dns = cluster.GetDataNodes();
DataNode dn = dns[0];
string selfSocketAddr = dn.GetXferAddress().ToString();
System.Console.Out.WriteLine("DN Self Socket Addr == " + selfSocketAddr);
NUnit.Framework.Assert.IsTrue(selfSocketAddr.Contains("/127.0.0.1:"));
/*-------------------------------------------------------------------------
* Shut down the datanodes, reconfigure, and bring them back up.
* Even if told to use the configuration properties for dfs.datanode,
* MiniDFSCluster.startDataNodes() should use localhost as the default if
* the dfs.datanode properties are not set.
*------------------------------------------------------------------------*/
for (int i = 0; i < dns.Count; i++)
{
MiniDFSCluster.DataNodeProperties dnp = cluster.StopDataNode(i);
NUnit.Framework.Assert.IsNotNull("Should have been able to stop simulated datanode"
, dnp);
}
conf.Unset(DFSConfigKeys.DfsDatanodeAddressKey);
conf.Unset(DFSConfigKeys.DfsDatanodeHttpAddressKey);
conf.Unset(DFSConfigKeys.DfsDatanodeIpcAddressKey);
cluster.StartDataNodes(conf, 1, true, HdfsServerConstants.StartupOption.Regular,
null, null, null, false, true);
dns = cluster.GetDataNodes();
dn = dns[0];
selfSocketAddr = dn.GetXferAddress().ToString();
System.Console.Out.WriteLine("DN Self Socket Addr == " + selfSocketAddr);
// assert that default self socket address is 127.0.0.1
NUnit.Framework.Assert.IsTrue(selfSocketAddr.Contains("/127.0.0.1:"));
/*-------------------------------------------------------------------------
* Shut down the datanodes, reconfigure, and bring them back up.
* This time, modify the dfs.datanode properties and make sure that they
* are used to configure sockets by MiniDFSCluster.startDataNodes().
*------------------------------------------------------------------------*/
for (int i_1 = 0; i_1 < dns.Count; i_1++)
{
MiniDFSCluster.DataNodeProperties dnp = cluster.StopDataNode(i_1);
NUnit.Framework.Assert.IsNotNull("Should have been able to stop simulated datanode"
, dnp);
}
conf.Set(DFSConfigKeys.DfsDatanodeAddressKey, "0.0.0.0:0");
conf.Set(DFSConfigKeys.DfsDatanodeHttpAddressKey, "0.0.0.0:0");
conf.Set(DFSConfigKeys.DfsDatanodeIpcAddressKey, "0.0.0.0:0");
cluster.StartDataNodes(conf, 1, true, HdfsServerConstants.StartupOption.Regular,
null, null, null, false, true);
dns = cluster.GetDataNodes();
dn = dns[0];
selfSocketAddr = dn.GetXferAddress().ToString();
System.Console.Out.WriteLine("DN Self Socket Addr == " + selfSocketAddr);
// assert that default self socket address is 0.0.0.0
NUnit.Framework.Assert.IsTrue(selfSocketAddr.Contains("/0.0.0.0:"));
cluster.Shutdown();
}
