Added status update for to be updated instances

src/main/kotlin/io/meshcloud/dockerosb/persistence/ServiceInstanceRepository.kt

@@ -30,23 +30,33 @@ class ServiceInstanceRepository(private val yamlHandler: YamlHandler, private va
   }
 
   // TODO Check if an update request is allowed. See https://github.com/meshcloud/unipipe-service-broker/pull/35/files#r651527916
+  // Right now we don't apply any validation and trust the marketplace to know what it's doing.
   //
   //  There are several actions that can be [triggered via an update request](https://github.com/openservicebrokerapi/servicebroker/blob/master/spec.md#updating-a-service-instance):
   //- updating the plan a service instance is using, if `plan_updateable` is true
   //- updating the context object of a service instance, if `allow_context_updates` is true
   //- applying a maintenance update, if the service broker previously provided `maintenance_info` to the platform.
-  fun updateServiceInstance(serviceInstance: ServiceInstance) {
+  fun updateServiceInstance(serviceInstance: ServiceInstance): Status {
     val serviceInstanceId = serviceInstance.serviceInstanceId
 
     val instanceYml = serviceInstanceYmlFile(serviceInstanceId)
-
     yamlHandler.writeObject(
       objectToWrite = serviceInstance,
       file = instanceYml
     )
+
+    val statusYml = serviceInstanceStatusYmlFile(serviceInstanceId)
+    val status = Status("in progress", "updating service")
+    yamlHandler.writeObject(
+        objectToWrite = status,
+        file = statusYml
+    )
+
     gitHandler.commitAllChanges(
       commitMessage = "Updated Service instance $serviceInstanceId"
     )
+
+    return status
   }
 
   fun deleteServiceInstance(serviceInstance: ServiceInstance) {
@@ -79,7 +89,6 @@ class ServiceInstanceRepository(private val yamlHandler: YamlHandler, private va
     return yamlHandler.readObject(instanceYml, ServiceInstance::class.java)
   }
 
-
   fun tryGetServiceInstanceGaugeMetrics(serviceInstanceId: String, from: Instant, to: Instant): List<ServiceInstanceDatapoints<GaugeMetricModel>> {
     val instanceMetricsYmlFiles = serviceInstanceMetricsYmlFiles(serviceInstanceId, MetricType.GAUGE)
     val serviceInstanceDatapointsList: MutableList<ServiceInstanceDatapoints<GaugeMetricModel>> = mutableListOf()

src/main/kotlin/io/meshcloud/dockerosb/service/GenericServiceInstanceService.kt

@@ -47,12 +47,12 @@ class GenericServiceInstanceService(
           ?: throw ServiceInstanceDoesNotExistException(request.serviceInstanceId)
 
       val updatedInstance = existingInstance.update(request)
-      repository.updateServiceInstance(updatedInstance)
+      val status = repository.updateServiceInstance(updatedInstance)
 
       return Mono.just(
           UpdateServiceInstanceResponse.builder()
               .async(true)
-              .operation("updating service")
+              .operation(status.description)
               .build()
       )
     }

src/test/kotlin/io/meshcloud/dockerosb/scenario/UpdateServiceInstanceScenario.kt

@@ -35,7 +35,30 @@ class UpdateServiceInstanceScenario : DockerOsbApplicationTests() {
       val instance = repository.tryGetServiceInstance(instanceId)
       instance!!.planId
     }
-    
+
     assertEquals(createdPlanId, updatedPlanId)
   }
+
+  @Test
+  fun `update request sets status to in progress`() {
+    val instanceId = "e4bd6a78-7e05-4d5a-97b8-f8c5d1c710db"
+    val createRequest = fixture.builder.createServiceInstanceRequest(instanceId)
+    serviceInstanceService.createServiceInstance(createRequest)
+
+    val updateRequest = fixture.builder.updateServiceInstanceRequest(instanceId) {
+      parameters("foo", "bar")
+    }
+
+    val response = serviceInstanceService.updateServiceInstance(updateRequest)
+
+    response.subscribe {
+      assertEquals("updating service", it.operation)
+    }
+
+    useServiceInstanceRepository { repository ->
+      val instance = repository.getServiceInstanceStatus(instanceId)
+      assertEquals("in progress", instance.status)
+      assertEquals("updating service", instance.description)
+    }
+  }
 }