/// <summary>
/// Using DFSUtil methods get the list of given
/// <paramref name="type"/>
/// of address
/// </summary>
/// <exception cref="System.IO.IOException"/>
private IDictionary <string, IDictionary <string, IPEndPoint> > GetAddressListFromConf
(TestGetConf.TestType type, HdfsConfiguration conf)
{
switch (type)
{
case TestGetConf.TestType.Namenode:
{
return(DFSUtil.GetNNServiceRpcAddressesForCluster(conf));
}
case TestGetConf.TestType.Backup:
{
return(DFSUtil.GetBackupNodeAddresses(conf));
}
case TestGetConf.TestType.Secondary:
{
return(DFSUtil.GetSecondaryNameNodeAddresses(conf));
}
case TestGetConf.TestType.Nnrpcaddresses:
{
return(DFSUtil.GetNNServiceRpcAddressesForCluster(conf));
}
}
return(null);
}
/// <summary>
/// Using
/// <see cref="GetConf"/>
/// methods get the list of given
/// <paramref name="type"/>
/// of
/// addresses
/// </summary>
/// <?/>
/// <?/>
/// <?/>
/// <?/>
/// <exception cref="System.Exception"/>
private void GetAddressListFromTool(TestGetConf.TestType type, HdfsConfiguration
conf, bool checkPort, IList <DFSUtil.ConfiguredNNAddress> expected)
{
string @out = GetAddressListFromTool(type, conf, expected.Count != 0);
IList <string> values = new AList <string>();
// Convert list of addresses returned to an array of string
StringTokenizer tokenizer = new StringTokenizer(@out);
while (tokenizer.HasMoreTokens())
{
string s = tokenizer.NextToken().Trim();
values.AddItem(s);
}
string[] actual = Sharpen.Collections.ToArray(values, new string[values.Count]);
// Convert expected list to String[] of hosts
int i = 0;
string[] expectedHosts = new string[expected.Count];
foreach (DFSUtil.ConfiguredNNAddress cnn in expected)
{
IPEndPoint addr = cnn.GetAddress();
if (!checkPort)
{
expectedHosts[i++] = addr.GetHostName();
}
else
{
expectedHosts[i++] = addr.GetHostName() + ":" + addr.Port;
}
}
// Compare two arrays
NUnit.Framework.Assert.IsTrue(Arrays.Equals(expectedHosts, actual));
}
/// <summary>Get address list for a given type of address.</summary>
/// <remarks>
/// Get address list for a given type of address. Command expected to
/// fail if
/// <paramref name="success"/>
/// is false.
/// </remarks>
/// <returns>returns the success or error output from the tool.</returns>
/// <exception cref="System.Exception"/>
private string GetAddressListFromTool(TestGetConf.TestType type, HdfsConfiguration
conf, bool success)
{
string[] args = new string[1];
switch (type)
{
case TestGetConf.TestType.Namenode:
{
args[0] = GetConf.Command.Namenode.GetName();
break;
}
case TestGetConf.TestType.Backup:
{
args[0] = GetConf.Command.Backup.GetName();
break;
}
case TestGetConf.TestType.Secondary:
{
args[0] = GetConf.Command.Secondary.GetName();
break;
}
case TestGetConf.TestType.Nnrpcaddresses:
{
args[0] = GetConf.Command.Nnrpcaddresses.GetName();
break;
}
}
return(RunTool(conf, args, success));
}
/// <exception cref="System.Exception"/>
private void VerifyAddresses(HdfsConfiguration conf, TestGetConf.TestType type, bool
checkPort, params string[] expected)
{
// Ensure DFSUtil returned the right set of addresses
IDictionary <string, IDictionary <string, IPEndPoint> > map = GetAddressListFromConf
(type, conf);
IList <DFSUtil.ConfiguredNNAddress> list = DFSUtil.FlattenAddressMap(map);
string[] actual = ToStringArray(list);
Arrays.Sort(actual);
Arrays.Sort(expected);
Assert.AssertArrayEquals(expected, actual);
// Test GetConf returned addresses
GetAddressListFromTool(type, conf, checkPort, list);
}
