org.kie.hacep.Config Maven / Gradle / Ivy
/*
* Copyright 2019 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.kie.hacep;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;
import java.util.Properties;
import org.kie.remote.CommonConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class Config {
public static final String BOOTSTRAP_SERVERS_KEY = "bootstrap.servers";
public static final String BATCH_SIZE_KEY = "batch.size";
public static final String ENABLE_AUTOCOMMIT_KEY = "enable.auto.commit";
public static final String MAX_POLL_INTERVALS_MS_KEY = "max.poll.interval.ms";
public static final String METADATA_MAX_AGE_MS_KEY ="metadata.max.age.ms";
public static final String DEFAULT_KAFKA_PORT ="9092";
public static final String NAMESPACE = "namespace";
public static final String DEFAULT_CONTROL_TOPIC = "control";
public static final String DEFAULT_SNAPSHOT_TOPIC = "snapshot";
public static final String ITERATION_BETWEEN_SNAPSHOT = "iteration.between.snapshot";
public static final int DEFAULT_ITERATION_BETWEEN_SNAPSHOT = 10;
public static final String DEFAULT_PRINTER_TYPE = "printer.type";
public static final String MAX_SNAPSHOT_AGE = "max.snapshot.age";
public static final String DEFAULT_MAX_SNAPSHOT_AGE_SEC = "600";
public static final String MY_CLUSTER_KAFKA_BOOTSTRAP_SERVICE_HOST = "MY_CLUSTER_KAFKA_BOOTSTRAP_SERVICE_HOST";
public static final String BROKER_URL = System.getenv(MY_CLUSTER_KAFKA_BOOTSTRAP_SERVICE_HOST);
public static final int DEFAULT_POLL_TIMEOUT = 1000;
public static final int DEFAULT_POLL_SNAPSHOT_TIMEOUT = 1;
public static final String POLL_TIMEOUT = "poll.timeout";
public static final String POLL_TIMEOUT_SNAPSHOT = "poll.timeout.snapshot";
public static final String POLL_TIMEOUT_UNIT = "poll.timeout.unit";
public static final String POLL_TIMEOUT_UNIT_SNAPSHOT = "poll.timeout.unit.snapshot";
public static final PollUnit POLL_TIMEOUT_DEFAULT_UNIT = PollUnit.MILLISECOND;
public static final PollUnit POLL_TIMEOUT_SNAPSHOT_DEFAULT_UNIT = PollUnit.SECOND;
public static final String SKIP_ON_DEMAND_SNAPSHOT = "skip.ondemandsnapshoot";
public static final String TEST = Boolean.FALSE.toString();
public static final String UNDER_TEST = "undertest";
public static final String MAX_SNAPSHOT_REQUEST_ATTEMPTS = "max.snapshot.request.attempts";
public static final String DEFAULT_MAX_SNAPSHOT_REQUEST_ATTEMPTS = "10";
private static final Logger logger = LoggerFactory.getLogger(Config.class);
private static Properties config;
private static Properties consumerConf, producerConf, snapshotConsumerConf, snapshotProducerConf;
private static final String CONSUMER_CONF = "consumer.properties";
private static final String PRODUCER_CONF = "producer.properties";
private static final String CONF = "infra.properties";
private static final String SNAPSHOT_CONSUMER_CONF = "snapshot_consumer.properties";
private static final String SNAPSHOT_PRODUCER_CONF = "snapshot_producer.properties";
public static String getBootStrapServers() {
StringBuilder sb = new StringBuilder();
sb.append(Config.BROKER_URL).append(":").append(DEFAULT_KAFKA_PORT);
//append("my-cluster-kafka-bootstrap.my-kafka-project.svc:9092");//plain
//.append(",").append("my-cluster-kafka-brokers.my-kafka-project.svc").append(":9093");//tls
return sb.toString();
}
public static Properties getDefaultConfig() {
return getDefaultConfigFromProps(CONF);
}
public static Properties getConsumerConfig(String caller) {
if(consumerConf == null){
consumerConf = getDefaultConfigFromProps(CONSUMER_CONF);
}
logConfig(caller,consumerConf);
return consumerConf;
}
public static Properties getProducerConfig(String caller) {
if(producerConf == null){
producerConf = getDefaultConfigFromProps(PRODUCER_CONF);
}
logConfig(caller,producerConf);
return producerConf;
}
public static Properties getSnapshotConsumerConfig() {
if(snapshotConsumerConf == null){
snapshotConsumerConf = getDefaultConfigFromProps(SNAPSHOT_CONSUMER_CONF);
}
logConfig("SnapshotConsumer",snapshotConsumerConf);
return snapshotConsumerConf;
}
public static Properties getSnapshotProducerConfig() {
if(snapshotProducerConf == null){
snapshotProducerConf = getDefaultConfigFromProps(SNAPSHOT_PRODUCER_CONF);
}
logConfig("SnapshotProducer",snapshotProducerConf);
return snapshotProducerConf;
}
public static Properties getStatic() {
if(config == null) {
config = new Properties();
config.put(CommonConfig.KEY_SERIALIZER_KEY, "org.apache.kafka.common.serialization.StringSerializer");
config.put(CommonConfig.VALUE_SERIALIZER_KEY, "org.apache.kafka.common.serialization.ByteArraySerializer");
config.put(BOOTSTRAP_SERVERS_KEY, getBootStrapServers());
config.put(CommonConfig.KEY_DESERIALIZER_KEY, "org.apache.kafka.common.serialization.StringDeserializer");
config.put(CommonConfig.VALUE_DESERIALIZER_KEY, "org.apache.kafka.common.serialization.ByteArrayDeserializer");
config.put(MAX_POLL_INTERVALS_MS_KEY, "10000");//time to discover the new consumer after a changetopic default 5 min 300000
config.put(BATCH_SIZE_KEY, "16384");
config.put(ENABLE_AUTOCOMMIT_KEY, "false");
config.put(METADATA_MAX_AGE_MS_KEY, "10000");
config.put(ITERATION_BETWEEN_SNAPSHOT, "10");
}
return config;
}
public static Properties getDefaultConfigFromProps(String fileName) {
Properties config = new Properties();
InputStream in = null;
try {
in = Config.class.getClassLoader().getResourceAsStream(fileName);
} catch (Exception e) {
} finally {
try {
config.load(in);
in.close();
} catch (IOException ioe) {
logger.error(ioe.getMessage(),
ioe);
}
}
if(config.get(BOOTSTRAP_SERVERS_KEY)== null){
config.put(BOOTSTRAP_SERVERS_KEY, getBootStrapServers());
}
return config;
}
private static void logConfig(String subject,Properties producerProperties) {
if (logger.isDebugEnabled()) {
StringBuilder sb = new StringBuilder();
sb.append("\n");
sb.append(subject);
sb.append("\n{\n");
for (Map.Entry entry : producerProperties.entrySet()) {
sb.append(" ").append(entry.getKey().toString()).append(":").append(entry.getValue()).append(" \n");
}
sb.append("\n}\n");
logger.debug(sb.toString());
}
}
}