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A Camel Amazon Eventbridge Web Service Component Version 2
The newest version!
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.component.aws2.eventbridge;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.util.Collection;
import java.util.stream.Stream;
import org.apache.camel.Endpoint;
import org.apache.camel.Exchange;
import org.apache.camel.InvalidPayloadException;
import org.apache.camel.Message;
import org.apache.camel.health.HealthCheck;
import org.apache.camel.health.HealthCheckHelper;
import org.apache.camel.health.WritableHealthCheckRepository;
import org.apache.camel.support.DefaultProducer;
import org.apache.camel.support.ResourceHelper;
import org.apache.camel.util.ObjectHelper;
import org.apache.camel.util.URISupport;
import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import software.amazon.awssdk.awscore.exception.AwsServiceException;
import software.amazon.awssdk.services.eventbridge.EventBridgeClient;
import software.amazon.awssdk.services.eventbridge.model.DeleteRuleRequest;
import software.amazon.awssdk.services.eventbridge.model.DeleteRuleResponse;
import software.amazon.awssdk.services.eventbridge.model.DescribeRuleRequest;
import software.amazon.awssdk.services.eventbridge.model.DescribeRuleResponse;
import software.amazon.awssdk.services.eventbridge.model.DisableRuleRequest;
import software.amazon.awssdk.services.eventbridge.model.DisableRuleResponse;
import software.amazon.awssdk.services.eventbridge.model.EnableRuleRequest;
import software.amazon.awssdk.services.eventbridge.model.EnableRuleResponse;
import software.amazon.awssdk.services.eventbridge.model.ListRuleNamesByTargetRequest;
import software.amazon.awssdk.services.eventbridge.model.ListRuleNamesByTargetResponse;
import software.amazon.awssdk.services.eventbridge.model.ListRulesRequest;
import software.amazon.awssdk.services.eventbridge.model.ListRulesResponse;
import software.amazon.awssdk.services.eventbridge.model.ListTargetsByRuleRequest;
import software.amazon.awssdk.services.eventbridge.model.ListTargetsByRuleResponse;
import software.amazon.awssdk.services.eventbridge.model.PutEventsRequest;
import software.amazon.awssdk.services.eventbridge.model.PutEventsRequestEntry;
import software.amazon.awssdk.services.eventbridge.model.PutEventsResponse;
import software.amazon.awssdk.services.eventbridge.model.PutRuleRequest;
import software.amazon.awssdk.services.eventbridge.model.PutRuleResponse;
import software.amazon.awssdk.services.eventbridge.model.PutTargetsRequest;
import software.amazon.awssdk.services.eventbridge.model.PutTargetsResponse;
import software.amazon.awssdk.services.eventbridge.model.RemoveTargetsRequest;
import software.amazon.awssdk.services.eventbridge.model.RemoveTargetsResponse;
import software.amazon.awssdk.services.eventbridge.model.Target;
/**
* A Producer which sends messages to the Amazon Eventbridge Service SDK v2
* AWS Eventbridge
*/
public class EventbridgeProducer extends DefaultProducer {
private static final Logger LOG = LoggerFactory.getLogger(EventbridgeProducer.class);
private transient String eventbridgeProducerToString;
private HealthCheck producerHealthCheck;
private WritableHealthCheckRepository healthCheckRepository;
public EventbridgeProducer(Endpoint endpoint) {
super(endpoint);
}
@Override
public void process(Exchange exchange) throws Exception {
switch (determineOperation(exchange)) {
case putRule:
putRule(getEndpoint().getEventbridgeClient(), exchange);
break;
case putTargets:
putTargets(getEndpoint().getEventbridgeClient(), exchange);
break;
case removeTargets:
removeTargets(getEndpoint().getEventbridgeClient(), exchange);
break;
case deleteRule:
deleteRule(getEndpoint().getEventbridgeClient(), exchange);
break;
case enableRule:
enableRule(getEndpoint().getEventbridgeClient(), exchange);
break;
case disableRule:
disableRule(getEndpoint().getEventbridgeClient(), exchange);
break;
case listRules:
listRules(getEndpoint().getEventbridgeClient(), exchange);
break;
case describeRule:
describeRule(getEndpoint().getEventbridgeClient(), exchange);
break;
case listTargetsByRule:
listTargetsByRule(getEndpoint().getEventbridgeClient(), exchange);
break;
case listRuleNamesByTarget:
listRuleNamesByTarget(getEndpoint().getEventbridgeClient(), exchange);
break;
case putEvent:
putEvent(getEndpoint().getEventbridgeClient(), exchange);
break;
default:
throw new IllegalArgumentException("Unsupported operation");
}
}
private EventbridgeOperations determineOperation(Exchange exchange) {
EventbridgeOperations operation
= exchange.getIn().getHeader(EventbridgeConstants.OPERATION, EventbridgeOperations.class);
if (operation == null) {
operation = getConfiguration().getOperation();
}
return operation;
}
protected EventbridgeConfiguration getConfiguration() {
return getEndpoint().getConfiguration();
}
@Override
public String toString() {
if (eventbridgeProducerToString == null) {
eventbridgeProducerToString = "EventbridgeProducer[" + URISupport.sanitizeUri(getEndpoint().getEndpointUri()) + "]";
}
return eventbridgeProducerToString;
}
private void putRule(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException, IOException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof PutRuleRequest) {
PutRuleResponse result;
try {
result = eventbridgeClient.putRule((PutRuleRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("PutRule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
PutRuleRequest.Builder builder = PutRuleRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.name(ruleName);
}
if (ObjectHelper.isEmpty(exchange.getIn().getHeader(EventbridgeConstants.EVENT_PATTERN))) {
try (InputStream s = ResourceHelper.resolveMandatoryResourceAsInputStream(this.getEndpoint().getCamelContext(),
getConfiguration().getEventPatternFile())) {
String eventPattern = IOUtils.toString(s, Charset.defaultCharset());
builder.eventPattern(eventPattern);
}
} else {
String eventPattern = exchange.getIn().getHeader(EventbridgeConstants.EVENT_PATTERN, String.class);
builder.eventPattern(eventPattern);
}
builder.eventBusName(getConfiguration().getEventbusName());
PutRuleResponse result;
try {
result = eventbridgeClient.putRule(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Put Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void putTargets(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof PutTargetsRequest) {
PutTargetsResponse result;
try {
result = eventbridgeClient.putTargets((PutTargetsRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("PutTargets command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
PutTargetsRequest.Builder builder = PutTargetsRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.rule(ruleName);
}
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.TARGETS))) {
Collection targets = exchange.getIn().getHeader(EventbridgeConstants.TARGETS, Collection.class);
builder.targets(targets);
} else {
throw new IllegalArgumentException("At least one targets must be specified");
}
builder.eventBusName(getConfiguration().getEventbusName());
PutTargetsResponse result;
try {
result = eventbridgeClient.putTargets(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Put Targets command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void removeTargets(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof RemoveTargetsRequest) {
RemoveTargetsResponse result;
try {
result = eventbridgeClient.removeTargets((RemoveTargetsRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("RemoveTargets command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
RemoveTargetsRequest.Builder builder = RemoveTargetsRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.rule(ruleName);
}
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.TARGETS_IDS))) {
Collection ids = exchange.getIn().getHeader(EventbridgeConstants.TARGETS_IDS, Collection.class);
builder.ids(ids);
} else {
throw new IllegalArgumentException("At least one targets must be specified");
}
builder.eventBusName(getConfiguration().getEventbusName());
RemoveTargetsResponse result;
try {
result = eventbridgeClient.removeTargets(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Remove Targets command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void deleteRule(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof DeleteRuleRequest) {
DeleteRuleResponse result;
try {
result = eventbridgeClient.deleteRule((DeleteRuleRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("Delete Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
DeleteRuleRequest.Builder builder = DeleteRuleRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.name(ruleName);
}
builder.eventBusName(getConfiguration().getEventbusName());
DeleteRuleResponse result;
try {
result = eventbridgeClient.deleteRule(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Delete Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void enableRule(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof EnableRuleRequest) {
EnableRuleResponse result;
try {
result = eventbridgeClient.enableRule((EnableRuleRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("Enable Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
EnableRuleRequest.Builder builder = EnableRuleRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.name(ruleName);
}
builder.eventBusName(getConfiguration().getEventbusName());
EnableRuleResponse result;
try {
result = eventbridgeClient.enableRule(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Enable Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void disableRule(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof DisableRuleRequest) {
DisableRuleResponse result;
try {
result = eventbridgeClient.disableRule((DisableRuleRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("Disable Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
DisableRuleRequest.Builder builder = DisableRuleRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.name(ruleName);
}
builder.eventBusName(getConfiguration().getEventbusName());
DisableRuleResponse result;
try {
result = eventbridgeClient.disableRule(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Disable Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void listRules(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof ListRulesRequest) {
ListRulesResponse result;
try {
result = eventbridgeClient.listRules((ListRulesRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("List Rules command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
ListRulesRequest.Builder builder = ListRulesRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME_PREFIX))) {
String ruleNamePrefix = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME_PREFIX, String.class);
builder.namePrefix(ruleNamePrefix);
}
builder.eventBusName(getConfiguration().getEventbusName());
ListRulesResponse result;
try {
result = eventbridgeClient.listRules(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Disable Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void describeRule(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof DescribeRuleRequest) {
DescribeRuleResponse result;
try {
result = eventbridgeClient.describeRule((DescribeRuleRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("Describe Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
DescribeRuleRequest.Builder builder = DescribeRuleRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.name(ruleName);
}
builder.eventBusName(getConfiguration().getEventbusName());
DescribeRuleResponse result;
try {
result = eventbridgeClient.describeRule(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Describe Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void listTargetsByRule(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof ListTargetsByRuleRequest) {
ListTargetsByRuleResponse result;
try {
result = eventbridgeClient.listTargetsByRule((ListTargetsByRuleRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("List Targets by Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
ListTargetsByRuleRequest.Builder builder = ListTargetsByRuleRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME))) {
String ruleName = exchange.getIn().getHeader(EventbridgeConstants.RULE_NAME, String.class);
builder.rule(ruleName);
}
builder.eventBusName(getConfiguration().getEventbusName());
ListTargetsByRuleResponse result;
try {
result = eventbridgeClient.listTargetsByRule(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("List Targets by Rule command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void listRuleNamesByTarget(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof ListRuleNamesByTargetRequest) {
ListRuleNamesByTargetResponse result;
try {
result = eventbridgeClient.listRuleNamesByTarget((ListRuleNamesByTargetRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("List Rule Name by Targets command returned the error code {}",
ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
ListRuleNamesByTargetRequest.Builder builder = ListRuleNamesByTargetRequest.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.TARGET_ARN))) {
String targetArn = exchange.getIn().getHeader(EventbridgeConstants.TARGET_ARN, String.class);
builder.targetArn(targetArn);
}
builder.eventBusName(getConfiguration().getEventbusName());
ListRuleNamesByTargetResponse result;
try {
result = eventbridgeClient.listRuleNamesByTarget(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("List Rule by Target command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
private void putEvent(EventBridgeClient eventbridgeClient, Exchange exchange) throws InvalidPayloadException {
if (getConfiguration().isPojoRequest()) {
Object payload = exchange.getIn().getMandatoryBody();
if (payload instanceof PutEventsRequest) {
PutEventsResponse result;
try {
result = eventbridgeClient.putEvents((PutEventsRequest) payload);
} catch (AwsServiceException ase) {
LOG.trace("PutEvents command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
} else {
PutEventsRequest.Builder builder = PutEventsRequest.builder();
PutEventsRequestEntry.Builder entryBuilder = PutEventsRequestEntry.builder();
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.EVENT_RESOURCES_ARN))) {
String resourcesArn = exchange.getIn().getHeader(EventbridgeConstants.EVENT_RESOURCES_ARN, String.class);
entryBuilder.resources(Stream.of(resourcesArn.split(",")).toList());
} else {
throw new IllegalArgumentException("At least one resource ARN must be specified");
}
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.EVENT_DETAIL_TYPE))) {
String detailType = exchange.getIn().getHeader(EventbridgeConstants.EVENT_DETAIL_TYPE, String.class);
entryBuilder.detailType(detailType);
} else {
throw new IllegalArgumentException("Detail Type must be specified");
}
if (ObjectHelper.isNotEmpty(exchange.getIn().getHeader(EventbridgeConstants.EVENT_SOURCE))) {
String source = exchange.getIn().getHeader(EventbridgeConstants.EVENT_SOURCE, String.class);
entryBuilder.source(source);
} else {
throw new IllegalArgumentException("Source must be specified");
}
entryBuilder.eventBusName(getConfiguration().getEventbusName());
entryBuilder.detail(exchange.getMessage().getMandatoryBody(String.class));
builder.entries(entryBuilder.build());
PutEventsResponse result;
try {
result = eventbridgeClient.putEvents(builder.build());
} catch (AwsServiceException ase) {
LOG.trace("Put Events command returned the error code {}", ase.awsErrorDetails().errorCode());
throw ase;
}
Message message = getMessageForResponse(exchange);
message.setBody(result);
}
}
@Override
public EventbridgeEndpoint getEndpoint() {
return (EventbridgeEndpoint) super.getEndpoint();
}
public static Message getMessageForResponse(final Exchange exchange) {
return exchange.getMessage();
}
@Override
protected void doStart() throws Exception {
// health-check is optional so discover and resolve
healthCheckRepository = HealthCheckHelper.getHealthCheckRepository(
getEndpoint().getCamelContext(),
"producers",
WritableHealthCheckRepository.class);
if (healthCheckRepository != null) {
String id = getEndpoint().getId();
producerHealthCheck = new EventbridgeProducerHealthCheck(getEndpoint(), id);
producerHealthCheck.setEnabled(getEndpoint().getComponent().isHealthCheckProducerEnabled());
healthCheckRepository.addHealthCheck(producerHealthCheck);
}
}
@Override
protected void doStop() throws Exception {
if (healthCheckRepository != null && producerHealthCheck != null) {
healthCheckRepository.removeHealthCheck(producerHealthCheck);
producerHealthCheck = null;
}
}
}
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