Costruire Applicazioni Moderne con AWS

2. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. • Overview • Becoming high frequency • Amazon’s adoption of modern applications • How to get there • Shrink the scope • Offload the undifferentiated pieces • Choose the right tool for the job • Automate everything • Benefits Agenda

3. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. A modern application is not a static thing, but is, by definition, ever-changing: Modern (mod·ern)* adjective of, relating to, or characteristic of the present or the immediate past MODERN APPLICATIONS OVERVIEW *https://www.merriam-webster.com/dictionary/modern

4. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. However, it does refer to how builders leverage people, process, and technology to build applications TODAY. It is about building automated, operatable, business focused solutions. MODERN APPLICATIONS OVERVIEW

5. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. A modern approach allows you to: Shrink the scope Offload the undifferentiated pieces Choose the right tool for the job Automate everything MODERN APPLICATIONS OVERVIEW

11. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Why do enterprises feel safer moving slowly? Failing or unstable applications Security, risk, and compliance Big bet launch failures 1 2 3

12. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Invest in your workforce And put them closer to your customers Automate your bureaucracy To provide safety and speed Build it in, don’t bolt it on Assume attack and failure Break up the work Monolith to microservices 1 2 3 4

14. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Development transformation at Amazon: 2001-2002 Monolithic application + teams Microservices + 2 pizza teams 2001 2002

15. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Two-pizza teams are fast & agile • Full ownership & autonomy • You build it, you run it • DevOps – small, nimble teams • Focused innovation

16. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. A shift to microservices Single-purpose Connect only through hardened APIs Largely “black boxes” to each other Business logic and data only accessible through APIs

17. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Self-service platforms without gatekeepers Creating powerful self-service platforms that enable builders to use the right tool for the right job

18. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Deployment at scale 1,000s of teams Micro- services CI/CD Serverless >60 Million deployments per year* =

19. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Architectural patterns Operational model Data management Software delivery What changes have to be made in this new world?

22. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. When the impact of change is small, release velocity can increase Monolith Does everything Microservices Does one thing

28. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. LEVELOFABSTRACTION FOCUS ON BUSINESS LOGIC SERVERLESS PHYSICAL MACHINES VIRTUAL MACHINES CONTAINERIZATION AWS Lambda AWS Fargate • Continuous scaling • Fault tolerance built-in • Pay for value • Zero maintenance • Focus on business value There’s a paradigm shift happening

29. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Serverless reduces the operational load No infrastructure provisioning, no management Pay for value Automatic scaling Highly available

30. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Compute Virtual Machine EC2 Elastic Beanstalk AWS Lambda Fargate Databases MySQL MySQL on EC2 RDS MySQL RDS Aurora Aurora Serverless DynamoDB Storage Storage S3 Messaging ESBs Amazon MQ Kinesis SQS / SNS Analytics Hadoop Hadoop on EC2 EMR Elasticsearch Service Athena OPERATIONAL LOAD Let AWS do the heavy lifting more less

31. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. So you don’t have to Less concernsMore concerns AWS Lambda Serverless functions AWS Fargate Serverless containers ECS/EKS Container-management as a service EC2 Infrastructure-as-a-Service AWS MANAGES CUSTOMER MANAGES • Data source integrations • Physical hardware, software, networking, and facilities • Provisioning • Application code • Container orchestration, provisioning • Cluster scaling • Physical hardware, host OS/kernel, networking, and facilities • Application code • Data source integrations • Security config and updates, network config, management tasks • Container orchestration control plane • Physical hardware software, networking, and facilities • Application code • Data source integrations • Work clusters • Security config and updates, network config, firewall, management tasks • Physical hardware software, networking, and facilities • Application code • Data source integrations • Scaling • Security config and updates, network config, management tasks • Provisioning, managing scaling and patching of servers

32. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. A common question, which is appropriate? Serverless compute engine for containers • Long-running • Bring existing code • Fully-managed orchestration AWS Fargate Serverless event-driven code execution • Short-lived • All language runtimes • Data source integrations AWS Lambda

36. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. A family of purpose-built databases KEY-VALUE A m a z o n D y n a m o D B A m a z o n E l a s t i C a c h e f o r R e d i s & M e m c a c h e d IN-MEMORY A m a z o n N e p t u n e GRAPH A m a z o n D o c u m e n t D B DOCUMENT w i t h M o n g o D B c o m p a t i b i l i t y A m a z o n T i m e s t r e a m LEDGER A m a z o n Q L D B TIME SERIES

41. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Product-based Delivery Teams Services Automated release pipelines Build Test Release Monitor Build Test Release Monitor Build Test Release Monitor Build Test Release Monitor

43. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Security in the CI/CD pipeline Artifact validation Static code analysis Security of the CI/CD pipeline Access roles Hardening build servers/nodes 1 2 Automated and Secure Pipelines

46. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. On- premises Lift & shift Instance Right-Sizing Improved Elasticity Measure, Monitor, Improve Optimized EC2 Storage Optimization Serverless Architecture Managed Services True AWS Optimized Post-migration cost savings and architectural maturity Mature & Optimized Typical Starting Point Modernization and cloud maturity is a journey

47. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Many paths to modern applications CAPACITYPROCESSESCOSTMODELS OPERATIONAL PROCESSES DEVELOPMENT MODELS ON-PREMISESCLOUD “LEGACY” ARCHITECTURES MODERN ARCHITECTURES AWS EC2 AWS ECS AWS FARGATE AWS EKS AWS LAMBDA AWS ECS AWS FARGATE AWS EKS Containers Modern Applications DIRECT

48. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Typically starts with breaking down the monolith Moving monolithic applications to microservices by gradually creating events and APIs for various components on of the legacy application THE STRANGLER PATTERN https://martinfowler.com/bliki/StranglerFigApplication.html

54. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. BREAKING UP THE MONOLITH • Used AWS cloud native services with legacy applications • Decoupled functionality for quicker/safer development • Gradually carve out one task at a time to refactor • Works with cloud or hybrid applications

57. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. Why are customers choosing to build modern apps? Faster to Market More reliable applications Increased rate of innovation Reduced costs

58. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. We are witnessing a paradigm shift Our goal is to automate and abstract away as much as is possible so customers can focus on building applications for their business Win Customers Build better products Release features faster Experiment and Innovate more often Focus on business logic Decouple software systems

60. © 2020, Amazon Web Services, Inc. or its affiliates. All rights reserved. Amazon Confidential. AWS Europe (Milan) Region On April, 28th AWS expanded its global footprint with the opening of the AWS Infrastructure Region in Italy. The new Region AWS Europe (Milano) brings advanced cloud technologies that enable opportunities for innovation, entrepreneurship, and digital transformation. For additional information about services and characteristics of an AWS Region, you can check the website: aws.amazon.com/local/italy/milan/