Fix LRON concurrent indexing throw ResourceAlreadyExists

src/main/kotlin/org/opensearch/indexmanagement/controlcenter/notification/ControlCenterIndices.kt

@@ -5,6 +5,7 @@
 
 package org.opensearch.indexmanagement.controlcenter.notification
 
+import org.opensearch.ExceptionsHelper
 import org.opensearch.ResourceAlreadyExistsException
 import org.opensearch.action.ActionListener
 import org.opensearch.action.admin.indices.create.CreateIndexRequest
@@ -31,7 +32,7 @@ class ControlCenterIndices(
  indexRequest,
  object : ActionListener<CreateIndexResponse> {
  override fun onFailure(e: Exception) {
- if (e is ResourceAlreadyExistsException) {
+ if (ExceptionsHelper.unwrapCause(e) is ResourceAlreadyExistsException) {
  /* if two request create the control center index at the same time, may raise this exception */
  /* but we don't take it as error */
  actionListener.onResponse(

src/test/kotlin/org/opensearch/indexmanagement/controlcenter/notification/resthandler/LRONConfigRestTestCase.kt

@@ -17,9 +17,6 @@ import org.opensearch.indexmanagement.IndexManagementPlugin
 import org.opensearch.indexmanagement.IndexManagementRestTestCase
 import org.opensearch.indexmanagement.controlcenter.notification.initNodeIdsInRestIT
 import org.opensearch.indexmanagement.controlcenter.notification.model.LRONConfig
-import org.opensearch.indexmanagement.controlcenter.notification.nodeIdsInRestIT
-import org.opensearch.indexmanagement.controlcenter.notification.randomLRONConfig
-import org.opensearch.indexmanagement.controlcenter.notification.randomTaskId
 import org.opensearch.indexmanagement.controlcenter.notification.toJsonString
 import org.opensearch.indexmanagement.makeRequest
 import org.opensearch.rest.RestStatus
@@ -30,8 +27,6 @@ abstract class LRONConfigRestTestCase : IndexManagementRestTestCase() {
  setDebugLogLevel()
  /* init cluster node ids in integ test */
  initNodeIdsInRestIT(client())
- /* index a random doc to create .opensearch-control-center index */
- createLRONConfig(randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random())))
  }
 
  @After
@@ -74,8 +69,13 @@ abstract class LRONConfigRestTestCase : IndexManagementRestTestCase() {
 
  companion object {
  @AfterClass
- @JvmStatic fun clearIndicesAfterClass() {
- wipeAllIndices()
+ @JvmStatic fun removeControlCenterIndex() {
+ try {
+ adminClient().makeRequest("DELETE", IndexManagementPlugin.CONTROL_CENTER_INDEX, emptyMap())
+ } catch (e: ResponseException) {
+ /* ignore if the index has not been created */
+ assertEquals("Unexpected status", RestStatus.NOT_FOUND, RestStatus.fromCode(e.response.statusLine.statusCode))
+ }
  }
  }
 }

src/test/kotlin/org/opensearch/indexmanagement/controlcenter/notification/resthandler/RestDeleteLRONConfigActionIT.kt

@@ -39,6 +39,8 @@ class RestDeleteLRONConfigActionIT : LRONConfigRestTestCase() {
  }
 
  fun `test delete nonexist LRONConfig response`() {
+ /* index a random doc to create .opensearch-control-center index */
+ createLRONConfig(randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random())))
  val lronConfig = randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random()))
  val response = client().makeRequest("DELETE", getResourceURI(lronConfig.taskId, lronConfig.actionName))
  assertEquals("delete LRONConfig failed", RestStatus.OK, response.restStatus())

src/test/kotlin/org/opensearch/indexmanagement/controlcenter/notification/resthandler/RestGetLRONConfigActionIT.kt

@@ -39,6 +39,8 @@ class RestGetLRONConfigActionIT : LRONConfigRestTestCase() {
  }
 
  fun `test get nonexist LRONConfig fails`() {
+ /* index a random doc to create .opensearch-control-center index */
+ createLRONConfig(randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random())))
  try {
  val lronConfig = randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random()))
  client().makeRequest("GET", getResourceURI(lronConfig.taskId, lronConfig.actionName))
@@ -51,7 +53,7 @@ class RestGetLRONConfigActionIT : LRONConfigRestTestCase() {
 
  fun `test get all LRONConfigs`() {
  /* LRONConfigRestTestCase index a doc to auto create the index, here we wipe the index before count doc number */
- wipeAllIndices()
+ removeControlCenterIndex()
  val lronConfigResponses = randomList(1, 15) {
  createLRONConfig(randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random()))).asMap()
  }
@@ -90,16 +92,11 @@ class RestGetLRONConfigActionIT : LRONConfigRestTestCase() {
  }
 
  fun `test get all LRONConfig if index not exists`() {
- try {
- wipeAllIndices()
- val response = client().makeRequest("GET", IndexManagementPlugin.LRON_BASE_URI)
- assertEquals("get LRONConfigs failed", RestStatus.OK, response.restStatus())
- val responseBody = response.asMap()
- val totalNumber = responseBody["total_number"]
- OpenSearchTestCase.assertEquals("wrong LRONConfigs number", 0, totalNumber)
- } finally {
- /* index a random doc to create .opensearch-control-center index */
- createLRONConfig(randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random())))
- }
+ removeControlCenterIndex()
+ val response = client().makeRequest("GET", IndexManagementPlugin.LRON_BASE_URI)
+ assertEquals("get LRONConfigs failed", RestStatus.OK, response.restStatus())
+ val responseBody = response.asMap()
+ val totalNumber = responseBody["total_number"]
+ OpenSearchTestCase.assertEquals("wrong LRONConfigs number", 0, totalNumber)
  }
 }

src/test/kotlin/org/opensearch/indexmanagement/controlcenter/notification/resthandler/RestIndexLRONConfigActionIT.kt

@@ -5,6 +5,10 @@
 
 package org.opensearch.indexmanagement.controlcenter.notification.resthandler
 
+import kotlinx.coroutines.asCoroutineDispatcher
+import kotlinx.coroutines.async
+import kotlinx.coroutines.awaitAll
+import kotlinx.coroutines.runBlocking
 import org.junit.Assert
 import org.opensearch.client.ResponseException
 import org.opensearch.common.xcontent.XContentType
@@ -21,6 +25,7 @@ import org.opensearch.indexmanagement.makeRequest
 import org.opensearch.indexmanagement.opensearchapi.convertToMap
 import org.opensearch.indexmanagement.util.DRY_RUN
 import org.opensearch.rest.RestStatus
+import java.util.concurrent.Executors
 
 @Suppress("UNCHECKED_CAST")
 class RestIndexLRONConfigActionIT : LRONConfigRestTestCase() {
@@ -155,21 +160,21 @@ class RestIndexLRONConfigActionIT : LRONConfigRestTestCase() {
  }
 
  fun `test autocreate index for indexLRONConfig action`() {
- wipeAllIndices()
+ removeControlCenterIndex()
  val lronConfig = randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random()))
  var response = createLRONConfig(lronConfig)
  assertEquals("Create LRONConfig failed", RestStatus.OK, response.restStatus())
- wipeAllIndices()
+ removeControlCenterIndex()
  response = client().makeRequest(
  "PUT",
  getResourceURI(lronConfig.taskId, lronConfig.actionName),
  lronConfig.toHttpEntity()
  )
  assertEquals("Create LRONConfig failed", RestStatus.OK, response.restStatus())
- wipeAllIndices()
  }
 
  fun `test mappings after LRONConfig creation`() {
+ removeControlCenterIndex()
  val lronConfig = randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random()))
  createLRONConfig(lronConfig)
 
@@ -185,4 +190,29 @@ class RestIndexLRONConfigActionIT : LRONConfigRestTestCase() {
 
  assertEquals("Mappings are different", expectedMap, mappingsMap)
  }
+
+ fun `test concurrent indexing requests auto create index and not throw exception`() {
+ removeControlCenterIndex()
+ val threadSize = 5
+ val lronConfigs = List(threadSize) { randomLRONConfig(taskId = randomTaskId(nodeId = nodeIdsInRestIT.random())) }
+ val threadPool = Executors.newFixedThreadPool(threadSize)
+ try {
+ runBlocking {
+ val dispatcher = threadPool.asCoroutineDispatcher()
+ val responses = lronConfigs.map {
+ async(dispatcher) {
+ createLRONConfig(it)
+ }
+ }.awaitAll()
+ responses.forEach { assertEquals("Create LRONConfig failed", RestStatus.OK, it.restStatus()) }
+ }
+ } finally {
+ threadPool.shutdown()
+ }
+ val response = client().makeRequest("GET", IndexManagementPlugin.LRON_BASE_URI)
+ assertEquals("get LRONConfigs failed", RestStatus.OK, response.restStatus())
+ val responseBody = response.asMap()
+ val totalNumber = responseBody["total_number"]
+ assertEquals("wrong LRONConfigs number", threadSize, totalNumber)
+ }
 }