internal ConfigurationAction(string containerName, string serverName, float?utility, string SLAId = null, ConfigurationActionSource source = ConfigurationActionSource.NonConstraint, int numberOfReads = 0, int numberOfWrites = 0)
{
this.Configuration = ClientRegistry.GetConfiguration(containerName, false);
this.ModifyingContainer = ClientRegistry.GetCloudBlobContainer(serverName, containerName);
this.GainedUtility = utility ?? 0;
OriginatingSLAs = new HashSet <string>();
Clients = new HashSet <string>();
if (SLAId != null)
{
OriginatingSLAs.Add(SLAId);
}
this.Source = source;
this.numberOfReads = numberOfReads;
this.numberOfWrites = numberOfWrites;
this.ServerName = serverName;
if (numberOfBlobs == 0)
{
CloudBlobContainer primaryContainer = ClientRegistry.GetCloudBlobContainer(Configuration.PrimaryServers.First(), containerName);
numberOfBlobs = primaryContainer.ListBlobs().Count();
}
Cost = ComputeCost();
}
public static string PrintCurrentConfiguration()
{
string result = null;
ReplicaConfiguration config = ClientRegistry.GetConfiguration(containerName, false);
result += "Current configuration for " + config.Name + ":" + "\r\n";
result += "Primary: ";
bool first = true;
foreach (string name in config.PrimaryServers)
{
if (first)
{
first = false;
}
else
{
result += ", ";
}
result += SiteName(name);
}
;
result += "\r\n";
result += "Secondaries: ";
first = true;
foreach (string name in config.SecondaryServers)
{
if (first)
{
first = false;
}
else
{
result += ", ";
}
result += SiteName(name);
}
;
result += "\r\n";
return(result);
}
public static void Main(string[] args)
{
Console.CancelKeyPress += new ConsoleCancelEventHandler(Cancelled);
if (args.Length == 0)
{
args = new string[7];
//storage account locating configuration of given container
args[0] = "dbtsouthstorage"; // "devstoreaccount1";
// container name
args[1] = "testcontainer";
// the result folder name
args[2] = "folder1";
//sleep time between ticks in milliseconds.
args[3] = "90000";
//interval between configuration
args[4] = "2";
//duration of experiment in ticks
args[5] = "24";
//start tick for configuration
args[6] = "1";
}
configurationSite = args[0];
containerName = args[1];
resultFileFolderName = args[2];
sleepTimeBetweenTicks = Int32.Parse(args[3]);
ticksBetweenConfigurations = Int32.Parse(args[4]);
experimentDurationInTicks = Int32.Parse(args[5]);
startTickOfConfiguration = Int32.Parse(args[6]);
Dictionary <string, CloudStorageAccount> acounts = Account.GetStorageAccounts(true);
acounts.Remove("devstoreaccount1");
ClientRegistry.Init(acounts, Account.GetStorageAccounts(true)[configurationSite]);
ReplicaConfiguration configuration = ClientRegistry.GetConfiguration(containerName, false);
Configurator conf = new Configurator(containerName);
#region replicator
Replicator replicator = new Replicator(containerName);
replicator.Start();
#endregion
#region configurator
List <ConfigurationConstraint> constraints = new List <ConfigurationConstraint>();
//constraints.Add(new LocationConstraint(containerName, "dbteastasiastorage", LocationConstraintType.Replicate));
constraints.Add(new ReplicationFactorConstraint(containerName, configuration, 1, 2));
DateTime startTime = DateTime.Now;
Thread.Sleep(startTickOfConfiguration * sleepTimeBetweenTicks);
while (DateTime.Now.Subtract(startTime).TotalMilliseconds < (experimentDurationInTicks * sleepTimeBetweenTicks))
{
try
{
configuration = ClientRegistry.GetConfiguration(containerName, false);
Console.WriteLine("Starting to reconfigure. Current Epoch: " + configuration.Epoch);
conf.Configure(ClientRegistry.GetConfigurationAccount(), configuration.Epoch, configuration, constraints);
Console.WriteLine(Configurator.Logs);
Console.WriteLine(">>>>>>>>>>> Finished. Current Epoch: " + configuration.Epoch + "<<<<<<<<<<<<<<<<");
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
}
Thread.Sleep(ticksBetweenConfigurations * sleepTimeBetweenTicks);
}
#endregion
return;
}
