Beispiel #1
0
        /// <summary>
        /// Initializes a new instance of the <see cref="KafkaConsumer{T1,T2}"/> class.
        /// </summary>
        public KafkaConsumer(
            KafkaConsumerProperties consumerProperties,
            IDeserializer <T1> deserializer1,
            IDeserializer <T2> deserializer2)
        {
            this.kafkaConsumerProperties = consumerProperties;
            var configuration = this.GetKafkaConfiguration(consumerProperties);

            this.consumer = new Consumer <T1, T2>(configuration, deserializer1, deserializer2);
            this.consumer.Subscribe(this.kafkaConsumerProperties.TopicName);
        }
Beispiel #2
0
        /// <summary>
        /// The get kafka configuration.
        /// </summary>
        private Dictionary <string, object> GetKafkaConfiguration(KafkaConsumerProperties consumerProperties)
        {
            string serverAddresses = string.Join(",", consumerProperties.ServerAddresses);

            var configuration = new Dictionary <string, object>
            {
                [ConsumerGroupId] = consumerProperties.ConsumerGroupId,
                [ServerAddresses] = serverAddresses
            };

            if (consumerProperties.AutoCommitIntervalInMilliseconds != null)
            {
                configuration.Add(AutoCommitIntervalInMilliseconds, consumerProperties.AutoCommitIntervalInMilliseconds);
            }

            if (consumerProperties.AutoOffsetReset != null)
            {
                configuration.Add(AutoOffsetReset, consumerProperties.AutoOffsetReset);
            }

            if (consumerProperties.MaximumParititionFetchBytes != null)
            {
                configuration.Add(MaximumPartitionFetchBytes, consumerProperties.MaximumParititionFetchBytes);
            }

            if (!string.IsNullOrWhiteSpace(consumerProperties.LoggingLevel))
            {
                configuration.Add(LoggingLevel, consumerProperties.LoggingLevel);
            }

            if (consumerProperties.UseSecureKafka)
            {
                configuration.Add(SecurityProtocol, consumerProperties.SecurityProtocol);
                configuration.Add(SslCertificateLocation, consumerProperties.CertificateLocation);
                configuration.Add(SslKeyLocation, consumerProperties.KeyLocation);
                configuration.Add(SslKeyPassword, consumerProperties.KeyPassword);
                configuration.Add(SslCaLocation, consumerProperties.CertificateAuthorityLocation);
            }

            return(configuration);
        }