Prevent race conditions on same distributionId.

- Code to include optimistic lock to prevent race conditions on same
distributionId.

Change-Id: Ibe110b32f2472d991a4a3e03e3d15d5e4deefd65
Issue-ID: SO-1566
Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

3 files changed, 11 insertions, 8 deletions

diff --git a/mso-api-handlers/mso-requests-db-repositories/src/main/java/org/onap/so/db/request/data/repository/WatchdogDistributionStatusRepository.java b/mso-api-handlers/mso-requests-db-repositories/src/main/java/org/onap/so/db/request/data/repository/WatchdogDistributionStatusRepository.java
index fde8485e6d..6fddf8567c 100644
--- a/mso-api-handlers/mso-requests-db-repositories/src/main/java/org/onap/so/db/request/data/repository/WatchdogDistributionStatusRepository.java
+++ b/mso-api-handlers/mso-requests-db-repositories/src/main/java/org/onap/so/db/request/data/repository/WatchdogDistributionStatusRepository.java
@@ -27,5 +27,7 @@ import org.springframework.stereotype.Repository;
 
 @RepositoryRestResource(collectionResourceRel = "watchdogDistributionStatus", path = "watchdogDistributionStatus")
 public interface WatchdogDistributionStatusRepository extends JpaRepository<WatchdogDistributionStatus, String> {
+	
+	public WatchdogDistributionStatus findOneByDistributionId(String distributionId);
 
 }
diff --git a/mso-api-handlers/mso-requests-db-repositories/src/test/resources/afterMigrate.sql b/mso-api-handlers/mso-requests-db-repositories/src/test/resources/afterMigrate.sql
index b0e7479cc5..43571e42fc 100644
--- a/mso-api-handlers/mso-requests-db-repositories/src/test/resources/afterMigrate.sql
+++ b/mso-api-handlers/mso-requests-db-repositories/src/test/resources/afterMigrate.sql
@@ -12,10 +12,10 @@ insert into infra_active_requests(request_id, client_request_id, action, request
 ('00173cc9-5ce2-4673-a810-f87fefb2829e', null, 'createInstance', 'FAILED', 'Error parsing request.  No valid instanceName is specified', '100', '2017-04-14 21:08:46', '2017-04-14 21:08:46', 'VID', null, null, null, null, null, 'a259ae7b7c3f493cb3d91f95a7c18149', null, null, null, '{"requestDetails":{"modelInfo":{"modelInvariantId":"ff6163d4-7214-459e-9f76-507b4eb00f51","modelType":"service","modelName":"ConstraintsSrvcVID","modelVersion":"2.0","modelVersionId":"722d256c-a374-4fba-a14f-a59b76bb7656"},"requestInfo":{"productFamilyId":"LRSI-OSPF","source":"VID","requestorId":"xxxxxx"},"subscriberInfo":{"globalSubscriberId":"a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb"},"cloudConfiguration":{"tenantId":"a259ae7b7c3f493cb3d91f95a7c18149","lcpCloudRegionId":"mtn16"},"requestParameters":{"subscriptionServiceType":"Mobility","userParams":[{"name":"neutronport6_name","value":"8"},{"name":"neutronnet5_network_name","value":"8"},{"name":"contrailv2vlansubinterface3_name","value":"false"}]}}}', null, 'APIH', '2016-12-22 19:00:28', null, null, null, null, null, null, null, 'mtn16', null, null, null, null, null, 'service', 'createInstance', null, null, null, null, null, null, null, 'http://localhost:8080/onap/so/infra/serviceInstantiation/v7/serviceInstances'),
 ('0017f68c-eb2d-45bb-b7c7-ec31b37dc349', null, 'activateInstance', 'UNLOCKED', null, '20', '2017-09-26 16:09:29', '2017-09-28 12:45:53', 'VID', null, null, null, null, null, null, null, null, null, '{"requestDetails":{"modelInfo":{"modelCustomizationName":null,"modelInvariantId":"1587cf0e-f12f-478d-8530-5c55ac578c39","modelType":"configuration","modelNameVersionId":null,"modelName":null,"modelVersion":null,"modelCustomizationUuid":null,"modelVersionId":"36a3a8ea-49a6-4ac8-b06c-89a545444455","modelCustomizationId":"68dc9a92-214c-11e7-93ae-92361f002671","modelUuid":null,"modelInvariantUuid":null,"modelInstanceName":null},"requestInfo":{"billingAccountNumber":null,"callbackUrl":null,"correlator":null,"orderNumber":null,"productFamilyId":null,"orderVersion":null,"source":"VID","instanceName":null,"suppressRollback":false,"requestorId":"xxxxxx"},"relatedInstanceList":[{"relatedInstance":{"instanceName":null,"instanceId":"9e15a443-af65-4f05-9000-47ae495e937d","modelInfo":{"modelCustomizationName":null,"modelInvariantId":"de19ae10-9a25-11e7-abc4-cec278b6b50a","modelType":"service","modelNameVersionId":null,"modelName":"MSOTADevInfra_Configuration_Service","modelVersion":"1.0","modelCustomizationUuid":null,"modelVersionId":"ee938612-9a25-11e7-abc4-cec278b6b50a","modelCustomizationId":null,"modelUuid":null,"modelInvariantUuid":null,"modelInstanceName":null},"instanceDirection":null}}],"subscriberInfo":null,"cloudConfiguration":{"aicNodeClli":null,"tenantId":null,"lcpCloudRegionId":"mtn6"},"requestParameters":{"subscriptionServiceType":null,"userParams":[],"aLaCarte":false,"autoBuildVfModules":false,"cascadeDelete":false,"usePreload":true,"alaCarte":false},"project":null,"owningEntity":null,"platform":null,"lineOfBusiness":null}}', null, 'APIH', '2017-09-26 16:09:29', null, null, null, null, null, null, null, 'mtn6', null, null, null, null, null, 'configuration', 'activateInstance', '9e15a443-af65-4f05-9000-47ae495e937d', null, 'xxxxxx', '26ef7f15-57bb-48df-8170-e59edc26234c', null, null, null, 'http://localhost:8080/onap/so/infra/serviceInstantiation/v7/serviceInstances');        
         
-insert into watchdog_distributionid_status(distribution_id, distribution_id_status, create_time, modify_time) values
-('1533c4bd-a3e3-493f-a16d-28c20614415e', '', '2017-11-30 15:48:09', '2017-11-30 15:48:09'),
-('55429711-809b-4a3b-9ee5-5120d46d9de0', '', '2017-11-30 16:35:36', '2017-11-30 16:35:36'),
-('67f0b2d1-9013-4b2b-9914-bbe2288284fb', '', '2017-11-30 15:54:39', '2017-11-30 15:54:39');   
+insert into watchdog_distributionid_status(distribution_id, distribution_id_status, lock_version, create_time, modify_time) values
+('1533c4bd-a3e3-493f-a16d-28c20614415e', '', 0, '2017-11-30 15:48:09', '2017-11-30 15:48:09'),
+('55429711-809b-4a3b-9ee5-5120d46d9de0', '', 0, '2017-11-30 16:35:36', '2017-11-30 16:35:36'),
+('67f0b2d1-9013-4b2b-9914-bbe2288284fb', '', 0, '2017-11-30 15:54:39', '2017-11-30 15:54:39');   
 
 insert into watchdog_per_component_distribution_status(distribution_id, component_name, component_distribution_status, create_time, modify_time) values
 ('1533c4bd-a3e3-493f-a16d-28c20614415e', 'MSO', 'COMPONENT_DONE_OK', '2017-11-30 15:48:09', '2017-11-30 15:48:09'),
diff --git a/mso-api-handlers/mso-requests-db-repositories/src/test/resources/schema.sql b/mso-api-handlers/mso-requests-db-repositories/src/test/resources/schema.sql
index bf9a9e1dfe..541f356055 100644
--- a/mso-api-handlers/mso-requests-db-repositories/src/test/resources/schema.sql
+++ b/mso-api-handlers/mso-requests-db-repositories/src/test/resources/schema.sql
@@ -177,15 +177,16 @@ INSERT INTO PUBLIC.SITE_STATUS(SITE_NAME, STATUS, CREATION_TIMESTAMP) VALUES
 CREATE CACHED TABLE PUBLIC.WATCHDOG_DISTRIBUTIONID_STATUS(
     DISTRIBUTION_ID VARCHAR NOT NULL,
     DISTRIBUTION_ID_STATUS VARCHAR,
+    LOCK_VERSION int,
     CREATE_TIME VARCHAR,
     MODIFY_TIME VARCHAR
 ); 
            
         
-INSERT INTO PUBLIC.WATCHDOG_DISTRIBUTIONID_STATUS(DISTRIBUTION_ID, DISTRIBUTION_ID_STATUS, CREATE_TIME, MODIFY_TIME) VALUES
-('1533c4bd-a3e3-493f-a16d-28c20614415e', '', '2017-11-30 15:48:09', '2017-11-30 15:48:09'),
-('55429711-809b-4a3b-9ee5-5120d46d9de0', '', '2017-11-30 16:35:36', '2017-11-30 16:35:36'),
-('67f0b2d1-9013-4b2b-9914-bbe2288284fb', '', '2017-11-30 15:54:39', '2017-11-30 15:54:39');   
+INSERT INTO PUBLIC.WATCHDOG_DISTRIBUTIONID_STATUS(DISTRIBUTION_ID, DISTRIBUTION_ID_STATUS, LOCK_VERSION, CREATE_TIME, MODIFY_TIME) VALUES
+('1533c4bd-a3e3-493f-a16d-28c20614415e', '', 0, '2017-11-30 15:48:09', '2017-11-30 15:48:09'),
+('55429711-809b-4a3b-9ee5-5120d46d9de0', '', 0, '2017-11-30 16:35:36', '2017-11-30 16:35:36'),
+('67f0b2d1-9013-4b2b-9914-bbe2288284fb', '', 0, '2017-11-30 15:54:39', '2017-11-30 15:54:39');   
 
 CREATE CACHED TABLE PUBLIC.WATCHDOG_PER_COMPONENT_DISTRIBUTION_STATUS(
     DISTRIBUTION_ID VARCHAR NOT NULL,