public void Restart(string cassandraTemplateVersion)
{
var templateDirectory = DirectoryHelpers.FindDirectory(AppDomain.CurrentDomain.BaseDirectory, $@"cassandra-local/cassandra/v{cassandraTemplateVersion}");
Console.Out.WriteLine($"templateDirectory: {templateDirectory}");
var deployDirectory = Path.Combine(Path.GetTempPath(), $"deployed_cassandra_v{cassandraTemplateVersion}");
Console.Out.WriteLine($"deployDirectory: {deployDirectory}");
var beforeStartTimestamp = DateTime.Now;
var node = new LocalCassandraNode(templateDirectory, deployDirectory)
{
LocalNodeName = Guid.NewGuid().ToString("N")
};
node.Restart();
Assert.That(Directory.Exists(deployDirectory));
var nodePid = LocalCassandraProcessManager.GetAllLocalCassandraProcessIds().Single();
var nodeProcess = Process.GetProcessById(nodePid);
Console.Out.WriteLine($"cassandra node process: [{nodePid}] {nodeProcess.ProcessName}");
Assert.That(nodeProcess.StartTime > beforeStartTimestamp);
node.Stop();
Assert.That(nodeProcess.HasExited);
}
private static void StartLocalCassandra(string cassandraTemplateVersion, int instanceId)
{
var templateDirectory = DirectoryHelpers.FindDirectory(AppDomain.CurrentDomain.BaseDirectory, $@"cassandra-local/cassandra/v{cassandraTemplateVersion}");
Console.Out.WriteLine($"templateDirectory: {templateDirectory}");
var deployDirectory = Path.Combine(Path.GetTempPath(), $"deployed_cassandra_v{cassandraTemplateVersion}");
Console.Out.WriteLine($"deployDirectory: {deployDirectory}");
var localNodeName = Guid.NewGuid().ToString("N");
var node = new LocalCassandraNode(templateDirectory, deployDirectory)
{
LocalNodeName = localNodeName,
ClusterName = cassandraTemplateVersion,
RpcPort = 9160 + instanceId,
CqlPort = 9042 + instanceId,
JmxPort = 7199 + instanceId,
GossipPort = 7000 + instanceId,
};
node.Deploy();
var actualLocalNodeName = LocalCassandraProcessManager.StartLocalCassandraProcess(node.DeployDirectory);
Assert.That(actualLocalNodeName, Is.EqualTo(localNodeName));
LocalCassandraProcessManager.WaitForLocalCassandraPortsToOpen(node.RpcPort, node.CqlPort);
}
public void CheckSystemTimerResolution(int testDurationSeconds)
{
var java8Home = JavaHomeHelpers.TryGetJavaHome(JavaHomeHelpers.Jdk8Key);
if (string.IsNullOrWhiteSpace(java8Home))
{
throw new InvalidOperationException("JDK 8 64-bit home directory is not found");
}
var systemTimerTesterDirectory = DirectoryHelpers.FindDirectory(AppDomain.CurrentDomain.BaseDirectory, "SystemTimerTester");
Console.Out.WriteLine($"systemTimerTesterDirectory: {systemTimerTesterDirectory}");
Run(command: Path.Combine(java8Home, "bin/javac.exe"), args: "-target 1.8 SystemTimerTester.java", workingDirectory: systemTimerTesterDirectory);
Run(command: Path.Combine(java8Home, "bin/java.exe"), args: $"-classpath ./ SystemTimerTester {testDurationSeconds}", workingDirectory: systemTimerTesterDirectory);
}