[FEATURE] Add OpenSearch

build.gradle

@@ -60,7 +60,7 @@ allprojects {
 
             resolutionStrategy.eachDependency { details ->
                 if (details.requested.group.startsWith('com.fasterxml.jackson.') ) {
-                    details.useVersion "2.15.2"
+                    details.useVersion "2.18.0"
                 }
             }
         }

common/src/main/java/com/netflix/conductor/common/jackson/JsonProtoModule.java

@@ -122,12 +122,14 @@ public Any deserialize(JsonParser p, DeserializationContext ctxt) throws IOExcep
             JsonNode value = root.get(JSON_VALUE);
 
             if (type == null || !type.isTextual()) {
-                ctxt.reportMappingException(
+                ctxt.reportBadDefinition(
+                        type.getClass(),
                         "invalid '@type' field when deserializing ProtoBuf Any object");
             }
 
             if (value == null || !value.isTextual()) {
-                ctxt.reportMappingException(
+                ctxt.reportBadDefinition(
+                        type.getClass(),
                         "invalid '@value' field when deserializing ProtoBuf Any object");
             }
 

core/src/main/java/com/netflix/conductor/dao/QueueDAO.java

@@ -15,9 +15,13 @@
 import java.util.List;
 import java.util.Map;
 
+import org.springframework.stereotype.Component;
+
 import com.netflix.conductor.core.events.queue.Message;
 
 /** DAO responsible for managing queuing for the tasks. */
+@SuppressWarnings("SpringJavaInjectionPointsAutowiringInspection")
+@Component
 public interface QueueDAO {
 
     /**

docker/README.md

@@ -31,8 +31,8 @@ Refer to the table below for various supported backend and required configuratio
 > | cassandra  | conductor.db.type=cassandra        |    
 >
 
-Conductor using Elasticsearch for indexing the workflow data.  
-Currently, Elasticsearch 6 and 7 are supported.
+Conductor is using Elasticsearch or OpenSearch for indexing the workflow data.  
+Currently, Elasticsearch 6, 7 and OpenSearch 2.18 are supported.
 
 We welcome community contributions for other indexing backends.
 
@@ -49,6 +49,7 @@ TODO: Link to the helm charts
 | [docker-compose.yaml](docker-compose.yaml)                   | Redis + Elasticsearch 7    |
 | [docker-compose-postgres.yaml](docker-compose-postgres.yaml) | Postgres + Elasticsearch 7 |
 | [docker-compose-mysql.yaml](docker-compose-mysql.yaml)    | Mysql + Elasticsearch 7    |
+| [docker-compose-redis-os.yaml](docker-compose-redis-os.yaml)    | Redis + OpenSearch 2.18    |
 
 ### Network errors during UI build with yarn
 

docker/docker-compose-redis-os.yaml

@@ -0,0 +1,80 @@
+version: '2.3'
+
+services:
+  conductor-server:
+    environment:
+      - CONFIG_PROP=config-redis-os.properties
+      - JAVA_OPTS=-Dpolyglot.engine.WarnInterpreterOnly=false
+    image: conductor:server
+    container_name: conductor-server
+    build:
+      context: ../
+      dockerfile: docker/server/Dockerfile
+      args:
+        YARN_OPTS: ${YARN_OPTS}
+    networks:
+      - internal
+    ports:
+      - 8080:8080
+      - 8127:5000
+    healthcheck:
+      test: ["CMD", "curl","-I" ,"-XGET", "http://localhost:8080/health"]
+      interval: 60s
+      timeout: 30s
+      retries: 12
+    links:
+      - conductor-opensearch:os
+      - conductor-redis:rs
+    depends_on:
+      conductor-opensearch:
+        condition: service_healthy
+      conductor-redis:
+        condition: service_healthy
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "1k"
+        max-file: "3"
+
+  conductor-redis:
+    image: redis:6.2.3-alpine
+    volumes:
+      - ../server/config/redis.conf:/usr/local/etc/redis/redis.conf
+    networks:
+      - internal
+    ports:
+      - 6379:6379
+    healthcheck:
+      test: [ "CMD", "redis-cli","ping" ]
+
+  conductor-opensearch:
+    image: opensearchproject/opensearch:2.18.0
+    environment:
+      - plugins.security.disabled=true
+      - cluster.name=opensearch-cluster # Name the cluster
+      - node.name=conductor-opensearch # Name the node that will run in this container
+      - discovery.seed_hosts=conductor-opensearch # Nodes to look for when discovering the cluster
+      - cluster.initial_cluster_manager_nodes=conductor-opensearch # Nodes eligible to serve as cluster manager
+    volumes:
+      - esdata-conductor:/usr/share/opensearch/data
+    networks:
+      - internal
+    ports:
+      - 9201:9200
+    healthcheck:
+      test: curl http://localhost:9200/_cluster/health -o /dev/null
+      interval: 5s
+      timeout: 5s
+      retries: 12
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "1k"
+        max-file: "3"
+
+volumes:
+  esdata-conductor:
+    driver: local
+
+networks:
+  internal:

docker/server/config/config-redis-os.properties

@@ -0,0 +1,35 @@
+# Database persistence type.
+# Below are the properties for redis
+conductor.db.type=redis_standalone
+conductor.queue.type=redis_standalone
+
+conductor.redis.hosts=rs:6379:us-east-1c
+conductor.redis-lock.serverAddress=redis://rs:6379
+conductor.redis.taskDefCacheRefreshInterval=1
+conductor.redis.workflowNamespacePrefix=conductor
+conductor.redis.queueNamespacePrefix=conductor_queues
+
+conductor.workflow-execution-lock.type=redis
+conductor.app.workflowExecutionLockEnabled=true
+conductor.app.lockTimeToTry=500
+
+conductor.app.systemTaskWorkerThreadCount=20
+conductor.app.systemTaskMaxPollCount=20
+
+
+# Elastic search instance indexing is enabled.
+conductor.indexing.enabled=true
+conductor.indexing.type=opensearch
+conductor.elasticsearch.url=http://os:9200
+conductor.elasticsearch.indexName=conductor
+conductor.elasticsearch.version=0
+conductor.elasticsearch.indexReplicasCount=0
+conductor.elasticsearch.clusterHealthColor=green
+
+# Additional modules for metrics collection exposed to Prometheus (optional)
+conductor.metrics-prometheus.enabled=true
+management.endpoints.web.exposure.include=prometheus
+
+# Load sample kitchen sink workflow
+loadSample=true
+

os-persistence/build.gradle

@@ -0,0 +1,52 @@
+plugins {
+    id 'com.github.johnrengelman.shadow' version '7.0.0'
+    id 'java'
+}
+
+configurations {
+    // Prevent shaded dependencies from being published, while keeping them available to tests
+    shadow.extendsFrom compileOnly
+    testRuntime.extendsFrom compileOnly
+}
+
+dependencies {
+
+    implementation project(':conductor-common')
+    implementation project(':conductor-core')
+    implementation project(':conductor-common-persistence')
+
+    compileOnly 'org.springframework.boot:spring-boot-starter'
+    compileOnly 'org.springframework.retry:spring-retry'
+
+    implementation "commons-io:commons-io:${revCommonsIo}"
+    implementation "org.apache.commons:commons-lang3"
+    implementation "com.google.guava:guava:${revGuava}"
+
+    implementation 'com.fasterxml.jackson.core:jackson-core:2.18.0'
+
+    implementation 'org.opensearch.client:opensearch-java:2.18.0'
+    implementation 'org.apache.httpcomponents.client5:httpclient5:5.2.1'
+    implementation "org.opensearch.client:opensearch-rest-client:2.18.0"
+    implementation "org.opensearch.client:opensearch-rest-high-level-client:2.18.0"
+
+    testImplementation "net.java.dev.jna:jna:5.7.0"
+    testImplementation "org.awaitility:awaitility:${revAwaitility}"
+    testImplementation "org.opensearch:opensearch-testcontainers:2.1.2"
+    testImplementation "org.testcontainers:testcontainers:1.20.4"
+    testImplementation project(':conductor-test-util').sourceSets.test.output
+    testImplementation 'org.springframework.retry:spring-retry'
+
+}
+
+// Drop the classifier and delete jar task actions to replace the regular jar artifact with the shadow artifact
+shadowJar {
+    configurations = [project.configurations.shadow]
+    archiveClassifier = null
+
+    // Service files are not included by default.
+    mergeServiceFiles {
+        include 'META-INF/services/*'
+        include 'META-INF/maven/*'
+    }
+}
+jar.dependsOn shadowJar

os-persistence/src/main/java/com/netflix/conductor/os/config/OpenSearchConditions.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2023 Conductor Authors.
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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 com.netflix.conductor.os.config;
+
+import org.springframework.boot.autoconfigure.condition.AllNestedConditions;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+
+public class OpenSearchConditions {
+
+    private OpenSearchConditions() {}
+
+    public static class OpenSearchEnabled extends AllNestedConditions {
+
+        OpenSearchEnabled() {
+            super(ConfigurationPhase.PARSE_CONFIGURATION);
+        }
+
+        @SuppressWarnings("unused")
+        @ConditionalOnProperty(
+                name = "conductor.indexing.enabled",
+                havingValue = "true",
+                matchIfMissing = true)
+        static class enabledIndexing {}
+
+        @SuppressWarnings("unused")
+        @ConditionalOnProperty(name = "conductor.indexing.type", havingValue = "opensearch")
+        static class enabledOS {}
+    }
+}

os-persistence/src/main/java/com/netflix/conductor/os/config/OpenSearchConfiguration.java

@@ -0,0 +1,107 @@
+/*
+ * Copyright 2023 Conductor Authors.
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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 com.netflix.conductor.os.config;
+
+import java.net.URL;
+import java.util.List;
+
+import org.apache.http.HttpHost;
+import org.apache.http.auth.AuthScope;
+import org.apache.http.auth.UsernamePasswordCredentials;
+import org.apache.http.client.CredentialsProvider;
+import org.apache.http.impl.client.BasicCredentialsProvider;
+import org.opensearch.client.RestClient;
+import org.opensearch.client.RestClientBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Conditional;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Primary;
+import org.springframework.retry.backoff.FixedBackOffPolicy;
+import org.springframework.retry.support.RetryTemplate;
+
+import com.netflix.conductor.dao.IndexDAO;
+import com.netflix.conductor.os.dao.index.OpenSearchRestDAO;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+@Configuration(proxyBeanMethods = false)
+@EnableConfigurationProperties(OpenSearchProperties.class)
+@Conditional(OpenSearchConditions.OpenSearchEnabled.class)
+public class OpenSearchConfiguration {
+
+    private static final Logger log = LoggerFactory.getLogger(OpenSearchConfiguration.class);
+
+    @Bean
+    public RestClient restClient(RestClientBuilder restClientBuilder) {
+        return restClientBuilder.build();
+    }
+
+    @Bean
+    public RestClientBuilder osRestClientBuilder(OpenSearchProperties properties) {
+        RestClientBuilder builder = RestClient.builder(convertToHttpHosts(properties.toURLs()));
+
+        if (properties.getRestClientConnectionRequestTimeout() > 0) {
+            builder.setRequestConfigCallback(
+                    requestConfigBuilder ->
+                            requestConfigBuilder.setConnectionRequestTimeout(
+                                    properties.getRestClientConnectionRequestTimeout()));
+        }
+
+        if (properties.getUsername() != null && properties.getPassword() != null) {
+            log.info(
+                    "Configure OpenSearch with BASIC authentication. User:{}",
+                    properties.getUsername());
+            final CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
+            credentialsProvider.setCredentials(
+                    AuthScope.ANY,
+                    new UsernamePasswordCredentials(
+                            properties.getUsername(), properties.getPassword()));
+            builder.setHttpClientConfigCallback(
+                    httpClientBuilder ->
+                            httpClientBuilder.setDefaultCredentialsProvider(credentialsProvider));
+        } else {
+            log.info("Configure OpenSearch with no authentication.");
+        }
+        return builder;
+    }
+
+    @Primary
+    @Bean
+    public IndexDAO osIndexDAO(
+            RestClientBuilder restClientBuilder,
+            @Qualifier("osRetryTemplate") RetryTemplate retryTemplate,
+            OpenSearchProperties properties,
+            ObjectMapper objectMapper) {
+        String url = properties.getUrl();
+        return new OpenSearchRestDAO(restClientBuilder, retryTemplate, properties, objectMapper);
+    }
+
+    @Bean
+    public RetryTemplate osRetryTemplate() {
+        RetryTemplate retryTemplate = new RetryTemplate();
+        FixedBackOffPolicy fixedBackOffPolicy = new FixedBackOffPolicy();
+        fixedBackOffPolicy.setBackOffPeriod(1000L);
+        retryTemplate.setBackOffPolicy(fixedBackOffPolicy);
+        return retryTemplate;
+    }
+
+    private HttpHost[] convertToHttpHosts(List<URL> hosts) {
+        return hosts.stream()
+                .map(host -> new HttpHost(host.getHost(), host.getPort(), host.getProtocol()))
+                .toArray(HttpHost[]::new);
+    }
+}