Post on 11-Apr-2017
APIs: The Gateway to Digital Transformation
Nuwan DiasArchitectApril 5, 2017
Agenda
● What is Digital Transformation● Why and How APIs play a key role in Digital Transformation● The Key Performance Factors of an API Ecosystem● Deployment options for your API Ecosystem● Roadmap of the WSO2 API Management platform
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Digital Transformation is all about creating a “Digital Experience” for your customers
It’s not just about becoming “Paperless”
It’s about building a “Connected Experience”
U B E R
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Add Diagram
Connected Experience - APIs Complementing Each Other
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A Digital Platform
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People Apps APIs Services and Data
Key Performance Factors of an API Platform
● Security● Rate Limiting● Integration● Analytics
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API Gateway
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Security
Rate Limiting
Integration
Analytics
Gateway
Apps Services and Data
Security: Identity
● Authentication● Single Sign On● Federation● Authorization
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Authenticate via Facebook to Airbnb APIs
Security: Access Delegation
● Secure Trusted Clients● Secure Untrusted Clients● Unsecure Clients● System to System Auth/z
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People Apps
Rate Limiting: Front End
● Monetization● Burst Control● Fair Usage Policy● Geographical Distribution● Distribution by Device Type
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People Apps Gateway
Rate Limiting: Back-End
● Prevent Total Service Outage at Peaks● Back-End Server
Maintenance
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GatewayServices and Data
Integration
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Interface
Integration
Integration
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Integration
“At present tooling for API gateways is achingly immature and so while defining applications with API gateways is possible it’s most definitely not for the faint-hearted.”
The Problem!
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Mike Roberts, August 2016 - “Serverless Architectures” on martinfowler.com
IntegrationThe Solution
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Ballerina
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Ballerina
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Analytics: Statistical Analysis
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Analytics: Operational
● API Latency Distribution● Alerting on Abnormalities● API Health
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API Management: Deployment OptionsOn-Premise
● Fast!● Tight security● Complete control● Limited to available infrastructure● Need to handle updates and upgrades
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API Management: Deployment OptionsCloud
● Can leverage cloud infrastructure● No infrastructure costs ● No maintenance costs
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Apps Gateway Cloud Services
API Management: Deployment OptionsHybrid Cloud
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Apps Gateway Cloud Services
Auth/z Server
Internal Services
Micro Gateways: For Micro Services
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Gateway 1
Gateway 2
Gateway n
Service 1
Service 2
Service n
The API Proxy Development Experience
● Tooling● Testing (Enhanced)● Collaboration● API Stages
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Stages of the API Proxy
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Multitenancy: Shared
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Runtime
Data
Tenant 1 Tenant 2 Tenant n
Multitenancy: Shared Multitenancy: Isolated
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Runtime
Data
Tenant 1 Tenant 2 Tenant n
Runtime
Data
Tenant 1 Tenant 2 Tenant n
ConclusionDigital Transformation is a Journey, APIs play a critical part in it!
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