public static ProducerConfig ToProducerProperties(this KafkaStreamOptions options)
{
var config = CreateCommonProperties <ProducerConfig>(options);
config.MessageTimeoutMs = (int)options.ProducerTimeout.TotalMilliseconds;
return(config);
}
public static IDictionary <string, string> ToProducerProperties(this KafkaStreamOptions options)
{
var config = CreateCommonProperties(options);
config.TryAdd("message.timeout.ms", options.ProducerTimeout.TotalMilliseconds.ToString(CultureInfo.InvariantCulture));
return(config);
}
public static IDictionary <string, string> ToConsumerProperties(this KafkaStreamOptions options)
{
var config = CreateCommonProperties(options);
config.TryAdd("group.id", options.ConsumerGroupId);
config.TryAdd("enable.auto.commit", "false");
return(config);
}
public static ConsumerConfig ToConsumerProperties(this KafkaStreamOptions options)
{
var config = CreateCommonProperties <ConsumerConfig>(options);
config.GroupId = options.ConsumerGroupId;
config.EnableAutoCommit = false;
return(config);
}
public static KafkaStreamOptions WithConfluentCloudOptions(this KafkaStreamOptions options, Credentials credentials)
{
options.ApiVersionRequest = true;
options.BrokerVersionFallback = "0.10.0.0";
options.ApiVersionFallbackMs = 0;
options.SaslMechanisms = "PLAIN";
options.SecurityProtocol = "SASL_SSL";
options.SaslUserName = credentials.UserName;
options.SaslPassword = credentials.Password;
options.SslCaLocation = Path.Combine(".", "cacert.pem");
return(options);
}
public static KafkaStreamOptions WithSaslOptions(
this KafkaStreamOptions options,
Credentials credentials,
string saslMechanism = "PLAIN"
)
{
options.SaslMechanisms = saslMechanism;
options.SecurityProtocol = "SASL_SSL";
options.SaslUserName = credentials.UserName;
options.SaslPassword = credentials.Password;
options.SslCaLocation = credentials.SslCaLocation;
return(options);
}
public static KafkaStreamOptions WithSaslOptions(
this KafkaStreamOptions options,
Credentials credentials,
SaslMechanism saslMechanism = SaslMechanism.Plain
)
{
options.SaslMechanism = saslMechanism;
options.SecurityProtocol = SecurityProtocol.SaslSsl;
options.SaslUserName = credentials.UserName;
options.SaslPassword = credentials.Password;
options.SslCaLocation = credentials.SslCaLocation;
return(options);
}
private static TClientConfig CreateCommonProperties <TClientConfig>(KafkaStreamOptions options)
where TClientConfig : ClientConfig, new()
=> new TClientConfig
{
BootstrapServers = string.Join(",", options.BrokerList),
BrokerVersionFallback = options.BrokerVersionFallback,
ApiVersionRequest = options.ApiVersionRequest,
ApiVersionRequestTimeoutMs = options.ApiVersionFallbackMs,
SaslMechanism = (Confluent.Kafka.SaslMechanism)(int) options.SaslMechanism,
SecurityProtocol = (Confluent.Kafka.SecurityProtocol)(int) options.SecurityProtocol,
SslCaLocation = options.SslCaLocation,
SaslUsername = options.SaslUserName,
SaslPassword = options.SaslPassword
};
private static IDictionary <string, string> CreateCommonProperties(KafkaStreamOptions options)
{
var config = new Dictionary <string, string>
{
{ "bootstrap.servers", string.Join(",", options.BrokerList) }
};
config.TryAdd("api.version.request", options.ApiVersionRequest.ToString());
config.TryAdd("broker.version.fallback", options.BrokerVersionFallback);
config.TryAdd("api.version.fallback.ms", options.ApiVersionFallbackMs.ToString());
config.TryAdd("sasl.mechanisms", options.SaslMechanisms);
config.TryAdd("security.protocol", options.SecurityProtocol);
config.TryAdd("ssl.ca.location", options.SslCaLocation);
config.TryAdd("sasl.username", options.SaslUserName);
config.TryAdd("sasl.password", options.SaslPassword);
return(config);
}
public static IDictionary <string, string> ToAdminProperties(this KafkaStreamOptions options) => CreateCommonProperties(options);
public static AdminClientConfig ToAdminProperties(this KafkaStreamOptions options) => CreateCommonProperties <AdminClientConfig>(options);