COSKA 2022 - AWS Seminars : Essentials for DEVs

Timelines and Documents

Nov. 29th 2022: Kick Off Meeting

Kick-off

• 60 applicants / 42 participants in Canada/US/Seoul
• Meetings by Zoom
• Slack channel: coska.slack.com #aws
• Facebook posts (link)

Dec. 06th 2022: Day #1

AWS Cloud Service Introduction

• AWS Console / AWS CLI
• Regions vs. Availability Zones
• EC2 / S3 / Lambda
• IAM
• Other interesting services

Dec. 13th 2022: Day #2

Application Layer Services

• API Gateway / Cloud9 / Amplify / Pinpoint
• Amazon Connect / Amazon Chime
• CI/CD Pipelines - CodeBuild, CodeDeploy
• Mobile App Test - Device Farm

AWS Network Layers

• VPC / Subnet / Routing Table, etc.
• Load Balancer (ALB, NLB, GWLB)
• Route 53 (DNS) / Certificate Manager
• CloudFront (CDN)
• Security (WAF, Directory Service, AWS Shield, DDoS remediation)

Event Monitoring & Analysis

• CloudWatch
• SNS / SQS
• Kinesess, X-Ray, AWS Organization
• Event Bridge
• Athena - Event Query

Dec. 20th 2022: Day #3

Databases

• RDS (Aurora - MySQL, PostgreSQL, SQL Server, Oracle, MySQL, PostgreSQL, MariaDB)
• No-SQL - DynamoDB (​link ​)

AWS Cloud Certificates

Megazone Project Reviews

• SpaceONE
• Megazone PoPS

Discussions on COSKA Open Source Project(s)

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COSKA 2023 - AWS Open Source Study Project

Discussions - Idealization / Decide the ‘one’ to make

Jan. 10th 2023: Sessions #1

• Gather idea from ALL participants

Jan. 17th 2023: Sessions #2

• Discussions on submitted ideas with tech stacks team want to use (or study)

Jan. 24th 2023: Sessions #3

• Final decision by vote:

“​Chatbot for community with ChatGPT API integration​​**”**​

Design Discussion Sessions

Jan. 17th 2023: Sessions #1

• Study - Authentication/Authorization (link : Seminar slide)

Jan. 24th 2023: Sessions #2

• Recoil Seminar (link : Seminar slide)
• Pinpoint for Push Notification

Feb. 7th 2023: Sessions #3

• Open API (Swagger), etc.

Feb. 14th 2023: Sessions #4

• Websocket

Feb. 21st 2023: Sessions #5

Design Decisions

• Cognito (User Management, Authentication)
• DynamoDB (Database)
• Spring Boot (API backend)
• ECR/ECS for Containerization
• S3 for static frontend (website)
• ALB (2 subnets, connected with ECS, SSL certificates)
• Recoil (frontend Javascript)
• Websocket for Chat stream
• GitHub Actions for deployment

References

(link: in Figma Initial UI specification)

DEV Iterations / Implementations

Mar. 7th 2023: Implementations #1

Mar. 14th 2023: Implementations #2

Mar. 21st 2023: Implementations #3

Mar. 28th 2023: Implementations #4

Apr. 18th 2023: Implementations #5

Apr. 25th 2023: Implementations #6

May. 9th 2023: Implementations #7

May. 16th 2023: Implementations #8

May. 23rd 2023: Implementations #9

May. 30th 2023: Implementations #10

Initial Public Release

Jun. 11th 2023:

• Final Code Review before Open to Public
• Update README.md

Jun. 16th 2023: Participants Gathering, Party)

• (link : offline gathering :) )

Swagger UI

http://localhost:8080/swagger-ui/index.html

1. UserController ("/v1/chat/users/")

1.1 GET "/v1/chat/users/{id}" - get a user details

http://localhost:8080/v1/chat/users/user100

1.2 GET "/v1/chat/users" - get list of users

http://localhost:8080/v1/chat/users

1.3 POST "/v1/chat/users" - create user (name, desc)

http://localhost:8080/v1/chat/users

{

"id": "user100",

"firstName": "firstName",

"lastName": "lastName",

"gptKey": "gptKey",

"type": "user"

}

1.4 PUT "/v1/chat/users - modify user

http://localhost:8080/v1/chat/users

{

"id": "user100",

"firstName": "firstName",

"lastName": "lastName",

"gptKey": "gptKey - update",

"type": "user"

}

1.5 DELETE "/v1/chat/users/{id}" - delete user

http://localhost:8080/v1/chat/users/user100