public SessionSettings(Config config)
{
if (config == null) throw new ArgumentNullException("config");
Builder = Cluster.Builder();
// Get IP and port configuration
int port = config.GetInt("port", 9042);
IPEndPoint[] contactPoints = ParseContactPoints(config.GetStringList("contact-points"), port);
Builder.AddContactPoints(contactPoints);
// Support user/pass authentication
if (config.HasPath("credentials"))
Builder.WithCredentials(config.GetString("credentials.username"), config.GetString("credentials.password"));
// Support SSL
if (config.GetBoolean("ssl"))
Builder.WithSSL();
// Support compression
string compressionTypeConfig = config.GetString("compression");
if (compressionTypeConfig != null)
{
var compressionType = (CompressionType) Enum.Parse(typeof (CompressionType), compressionTypeConfig, true);
Builder.WithCompression(compressionType);
}
}
public static void Build(Builder builder)
{
if (Options.Default.USE_COMPRESSION)
{
builder.WithCompression(CompressionType.Snappy);
Console.WriteLine("Using Compression");
}
if (Options.Default.USE_NOBUFFERING)
{
builder.WithoutRowSetBuffering();
Console.WriteLine("No buffering");
}
Cluster = builder.AddContactPoints(Options.Default.IP_PREFIX + "1").Build();
}
private CCMCluster(CCMBridge ccmBridge, Builder builder)
{
int tryNo = 0;
builder.AddContactPoints(Options.Default.IP_PREFIX + "1");
if (Options.Default.USE_COMPRESSION)
{
builder.WithCompression(CompressionType.Snappy);
Console.WriteLine("Using Compression");
}
if (Options.Default.USE_NOBUFFERING)
{
builder.WithoutRowSetBuffering();
Console.WriteLine("No buffering");
}
this.Cluster = builder.Build();
RETRY:
this.CCMBridge = ccmBridge;
try
{
this.Session = Cluster.Connect();
if(tryNo>0)
Cluster.RefreshSchema();
}
catch (NoHostAvailableException e)
{
if (tryNo < 10)
{
Console.WriteLine("CannotConnect to CCM node - give another try");
tryNo++;
Thread.Sleep(1000);
goto RETRY;
}
foreach (var entry in e.Errors)
Trace.TraceError("Error connecting to " + entry.Key + ": " + entry.Value);
throw new InvalidOperationException(null, e);
}
}
public static CCMCluster Create(int nbNodesDC1, int nbNodesDC2, Builder builder)
{
#if !MYTEST
if (nbNodesDC1 + nbNodesDC2 > 4)
throw new InvalidOperationException();
#endif
if (nbNodesDC1 == 0)
throw new ArgumentException();
return new CCMCluster(CCMBridge.Create("test", nbNodesDC1, nbNodesDC2), builder);
}
public static CCMCluster Create(int nbNodesDC1, int nbNodesDC2, Builder builder)
{
if (nbNodesDC1 == 0)
throw new ArgumentException();
return new CCMCluster(CCMBridge.Create("test", nbNodesDC1, nbNodesDC2), builder);
}
private CCMCluster(CCMBridge cassandraCluster, Builder builder)
{
this.CassandraCluster = cassandraCluster;
try
{
this.Cluster = builder.AddContactPoints(IP_PREFIX + "1").Build();
this.Session = Cluster.Connect();
}
catch (NoHostAvailableException e)
{
foreach (var entry in e.Errors)
Trace.TraceError("Error connecting to " + entry.Key + ": " + entry.Value);
throw new InvalidOperationException(null, e);
}
}
public Builder ApplyToBuilder(Builder builder)
{
return(builder.AddContactPoints(ContactPoints).WithPort(Port).WithDefaultKeyspace(DefaultKeyspace).WithAuthInfoProvider(new SimpleAuthInfoProvider().Add("username", Username).Add("password", Password)));
}
public static Cluster Build(Builder builder)
{
if (Options.Default.USE_COMPRESSION)
{
builder.WithCompression(CompressionType.Snappy);
Trace.TraceInformation("Using Compression");
}
if (Options.Default.USE_NOBUFFERING)
{
builder.WithoutRowSetBuffering();
Trace.TraceInformation("No buffering");
}
Cluster = builder.AddContactPoints(Options.Default.IP_PREFIX + "1").Build();
return Cluster;
}
public CCMCluster(CCMBridge cassandraCluster, Builder builder)
{
int tryNo = 0;
this.Cluster = builder.AddContactPoints(IP_PREFIX + "1").Build();
RETRY:
this.CassandraCluster = cassandraCluster;
try
{
this.Session = Cluster.Connect();
if(tryNo>0)
Cluster.RefreshSchema();
}
catch (NoHostAvailableException e)
{
if (tryNo < 10)
{
Console.WriteLine("CannotConnect to CCM node - give another try");
tryNo++;
Thread.Sleep(1000);
goto RETRY;
}
foreach (var entry in e.Errors)
Trace.TraceError("Error connecting to " + entry.Key + ": " + entry.Value);
throw new InvalidOperationException(null, e);
}
}
