private void InitializeConnectionPools()
{
var config = ConfigurationManager.Get(m_ConfigKey);
if (string.IsNullOrWhiteSpace(config))
{
throw new ConfigurationException($"Config error: cannot load config '{m_ConfigKey}'.");
}
var poolsConfig = new Dictionary <string, ConnectionPoolConfig>();
foreach (var item in JsonUtil.Deserialize <JsonFormatConfigItem[]>(config))
{
var poolConfig = ConnectionPoolConfig.Parse(item.ConnectionString);
poolConfig.ShardNo = (item.ShardNo ?? string.Empty).Trim();
poolsConfig[poolConfig.ShardNo] = poolConfig;
}
if (poolsConfig.Count <= 0)
{
throw new ConfigurationException("Config error: at least one connection string is required.");
}
ReloadConnectionPools(poolsConfig);
}
public ConnectionPool(string host, int port, ConnectionPoolConfig config, bool isframed = false)
{
if (config == null)
{
throw new ArgumentNullException("config");
}
_target = new Server(host, port, isframed);
_config = config;
_socketSettings = config.SocketSettings ?? TSocketSettings.DefaultSettings;
if (config.PoolSize > 0)
{
_useLimiter = true;
_connectionLimiter = new Semaphore(config.PoolSize, config.PoolSize);
}
}
public static ConnectionPoolConfig Parse(string config)
{
AssertUtil.ArgumentNotEmpty(config, nameof(config));
var result = new ConnectionPoolConfig();
foreach (string keyValuePair in config.Split(';', StringSplitOptions.RemoveEmptyEntries))
{
var items = keyValuePair.Split('=', 2);
if (items.Length != 2)
{
throw new ConfigurationException($"Config error: cannot parse '{keyValuePair}'.");
}
var key = items[0].Trim().ToLower();
var value = items[1].Trim();
int resolvedValue = -1;
if (string.IsNullOrWhiteSpace(key) || string.IsNullOrWhiteSpace(value))
{
throw new ConfigurationException($"Config error: key and value cannot be empty string.");
}
switch (key)
{
case "server":
var hostPort = value.Split(',', 2);
result.Host = hostPort[0].Trim();
if (result.Host == ".")
{
result.Host = "localhost";
}
if (hostPort.Length == 2)
{
if (!int.TryParse(hostPort[1].Trim(), out resolvedValue))
{
throw new ConfigurationException($"Config error: cannot parse 'Port' to integer value.");
}
if (resolvedValue < 0 || resolvedValue > 65535)
{
throw new ConfigurationException($"Config error: 'Port' must be > 0 and < 65535.");
}
result.Port = resolvedValue;
}
break;
case "ssl":
if (string.Compare("True", value, true) == 0)
{
result.Ssl = true;
}
else if (string.Compare("False", value, true) == 0)
{
result.Ssl = false;
}
else
{
throw new ConfigurationException($"Config error: cannot parse 'Ssl' to bool value.");
}
break;
case "minpoolsize":
if (!int.TryParse(value, out resolvedValue))
{
throw new ConfigurationException($"Config error: cannot parse 'MinPoolSize' to integer value.");
}
if (resolvedValue < 0)
{
throw new ConfigurationException($"Config error: 'MinPoolSize' must be >= 0.");
}
result.MinPoolSize = resolvedValue;
break;
case "maxpoolsize":
if (!int.TryParse(value, out resolvedValue))
{
throw new ConfigurationException($"Config error: cannot parse 'MaxPoolSize' to integer value.");
}
if (resolvedValue <= 0)
{
throw new ConfigurationException($"Config error: 'MaxPoolSize' must be > 0.");
}
result.MaxPoolSize = resolvedValue;
break;
case "connecttimeout":
if (!int.TryParse(value, out resolvedValue))
{
throw new ConfigurationException($"Config error: cannot parse 'ConnectTimeout' to integer value.");
}
if (resolvedValue <= 0)
{
throw new ConfigurationException($"Config error: 'ConnectTimeout' must be > 0.");
}
result.ConnectTimeout = resolvedValue;
break;
case "readwritetimeout":
if (!int.TryParse(value, out resolvedValue))
{
throw new ConfigurationException($"Config error: cannot parse 'ReadWriteTimeout' to integer value.");
}
if (resolvedValue <= 0)
{
throw new ConfigurationException($"Config error: 'ReadWriteTimeout' must be > 0.");
}
result.ReadWriteTimeout = resolvedValue;
break;
case "connectionidletimeout":
if (!int.TryParse(value, out resolvedValue))
{
throw new ConfigurationException($"Config error: cannot parse 'ConnectionIdleTimeout' to integer value.");
}
if (resolvedValue <= 0)
{
throw new ConfigurationException($"Config error: 'ConnectionIdleTimeout' must be > 0.");
}
result.ConnectionIdleTimeout = resolvedValue;
break;
case "connectionbusytimeout":
if (!int.TryParse(value, out resolvedValue))
{
throw new ConfigurationException($"Config error: cannot parse 'ConnectionBusyTimeout' to integer value.");
}
if (resolvedValue <= 0)
{
throw new ConfigurationException($"Config error: 'ConnectionBusyTimeout' must be > 0.");
}
result.ConnectionBusyTimeout = resolvedValue;
break;
default:
throw new ConfigurationException($"Config error: cannot support key '{items[0].Trim()}'.");
}
}
if (string.IsNullOrWhiteSpace(result.Host))
{
throw new ConfigurationException("Config error: 'Server' is required.");
}
return(result);
}
