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Alibaba Cloud · 02 of 4

Architecture

The modernisation factory, the strangler steps and the landing zone layer by layer.

Modernisation Factory on Alibaba Cloud
01

Modernisation factory on Alibaba Cloud

Routes move one by one from the legacy application to new services; users never notice.

Modernisation Factory on Alibaba Cloud
moved routesremaining routessynceventsown schemadeployUsersLegacy estate · shrinkingAlibaba CloudEdgeNew services · microservices on ACKFactory toolingUsersLegacy applicationmonolithLegacy databaseWAFAPI Gatewaystrangler routingACKone cluster per environmentService Afirst sliceService BService Cnext waveMicroservices Engine(MSE)registry and configService Mesh (ASM)mTLS, traffic shiftingApsaraMQeventsData TransmissionServicekeeps data in syncPolarDB forPostgreSQLApsara DevOps Flowone pipeline templateContainer Registry(ACR)Terraformor ROS templatesARMSold and new path compared

Point at a component to light its links; select it for what it does here and the practice that makes it right on Alibaba Cloud.

Point at a component to see what it does; select it for the best practice.Open the architecture
02

How a strangler move runs

1 of 6

Map the domains

Routes, data and dependencies of the legacy application, grouped into slices.

03

An Alibaba Cloud landing zone, layer by layer

  1. 01Accounts and identityMember accounts in folders; one sign-in with the customer's directory.Resource DirectoryCloudSSO
  2. 02NetworkOne transit router for every VPC, a dedicated line to the data centre.Cloud Enterprise NetworkExpress ConnectCloud Firewall
  3. 03Guardrails and auditRules checked everywhere; every API call recorded.Cloud ConfigActionTrailSimple Log Service
  4. 04Keys and secretsEncryption on by default, with every use logged.Key Management Service
  5. 05OperationsMonitoring, tags and budgets in the account baseline.CloudMonitorCost and tagging rules
  6. 06WorkloadsContainers, virtual machines and managed databases.Container Service for KubernetesElastic Compute ServicePolarDB
Terraform or ROS templates
SourcesFPT Software Alibaba Cloud Service OfferingFPT Software Hanoi Alibaba certificate list (2024)FPT Software Hanoi certification register (Nov 2024)NGT Service Offering v2.0 (Mar 2025)