public override bool Validate()
{
this.provider = this.GetKeyProvider();
if (this.provider == null)
{
[email protected]("There are no valid KeyProviders configured. Nothing\n"
+ "was deleted. Use the -provider option to specify a provider.");
return(false);
}
if (this.keyName == null)
{
[email protected]("There is no keyName specified. Please specify a "
+ "<keyname>. See the usage description with -help.");
return(false);
}
if (this._enclosing.interactive)
{
try
{
this.cont = ToolRunner.ConfirmPrompt("You are about to DELETE all versions of " +
" key " + this.keyName + " from KeyProvider " + this.provider + ". Continue? ");
if (!this.cont)
{
[email protected](this.keyName + " has not been deleted.");
}
return(this.cont);
}
catch (IOException e)
{
[email protected](this.keyName + " will not be deleted.");
Runtime.PrintStackTrace(e, this._enclosing.err);
}
}
return(true);
}
/// <exception cref="System.IO.IOException"/>
private bool ConfirmForceManual()
{
return(ToolRunner.ConfirmPrompt("You have specified the --" + Forcemanual + " flag. This flag is "
+ "dangerous, as it can induce a split-brain scenario that WILL " + "CORRUPT your HDFS namespace, possibly irrecoverably.\n"
+ "\n" + "It is recommended not to use this flag, but instead to shut down the "
+ "cluster and disable automatic failover if you prefer to manually " + "manage your HA state.\n"
+ "\n" + "You may abort safely by answering 'n' or hitting ^C now.\n" + "\n" +
"Are you sure you want to continue?"));
}
private bool ConfirmFormat()
{
string parentZnode = GetParentZnode();
System.Console.Error.WriteLine("===============================================\n"
+ "The configured parent znode " + parentZnode + " already exists.\n" + "Are you sure you want to clear all failover information from\n"
+ "ZooKeeper?\n" + "WARNING: Before proceeding, ensure that all HDFS services and\n"
+ "failover controllers are stopped!\n" + "==============================================="
);
try
{
return(ToolRunner.ConfirmPrompt("Proceed formatting " + parentZnode + "?"));
}
catch (IOException e)
{
Log.Debug("Failed to confirm", e);
return(false);
}
}
public override bool Validate()
{
this.provider = this.GetCredentialProvider();
if (this.provider == null)
{
[email protected]("There are no valid CredentialProviders configured.\n"
+ "Nothing will be deleted.\n" + "Consider using the -provider option to indicate the provider"
+ " to use.");
return(false);
}
if (this.alias == null)
{
[email protected]("There is no alias specified. Please provide the"
+ "mandatory <alias>. See the usage description with -help.");
return(false);
}
if (this._enclosing.interactive)
{
try
{
this.cont = ToolRunner.ConfirmPrompt("You are about to DELETE the credential " +
this.alias + " from CredentialProvider " + this.provider.ToString() + ". Continue? "
);
if (!this.cont)
{
[email protected]("Nothing has been be deleted.");
}
return(this.cont);
}
catch (IOException e)
{
[email protected](this.alias + " will not be deleted.");
Runtime.PrintStackTrace(e, this._enclosing.err);
}
}
return(true);
}