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A book inventory system with full JWT authentication and authorization. Implemented using Gin web framework, Gorm etc. ELK (Elastic search, logstash, Kibana) along with database sync with Postgres is implemented.

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book_inventory's Introduction

Book Inventory System

Using GIN Framework and GORM

Added dockerization with postgres
Added Elasticsearch sync with Postgres using logstash
Added Kibana for inspection
Added swagger specification
Added basic api for books and author
Added bearer jwt auth from scratch
Refresh Token Automatic Reuse Detection
User Verification and Password Change Multiple Token-link Detection

Services

book service
- user
  - Get Book
  - Post Book
  - Get Paginated Books
  - Update Book
  - Delete Book
  - Get Author
- admin
  - Get Book
  - Post Book
  - Get Paginated Books
  - Update Book
  - Delete Book
  - Post Author
  - Get Author
  - Get Paginated Authors
  - Update Author
  - Delete Author
  - Create Admin
user service
- JWT Authentication
  - Register
  - Log In
  - User Verification with Resend and Old Token Detection on Resend and Expiry.
  - Password Change with Resend and Old Token Detection on Resend and Expiry.
  - Access Token and Refresh Token
elastic search
- Indexing book and author
- Get paginated Authors by name search(fuzzy search in first_name, last_name) (only for user)
- Get paginated Books by name search(fuzzy search in title, author's first_name, author's last_name) (only for user)

Postgres to ELK Sync(Query-based CDC)

                            +---------------v------------------+
                            |                                  |
                            |              data                |
                            |                                  |
                            +---------------+------------------+
                                            |
                                            |
                                            |
                                            |
                                     +------v------+
                                     |             |
                                     |  PostgreSQL |
                                     |             |
                                     +------^------+
                                            |
                                            |
                                            |
                            +---------------v------------------+
                            |                                  |
                            |            Logstash              |
                            |                                  |
                            +---------------+------------------+
                                            |
                                            |
                                            |
                                            |
                                    +-------v--------+
                                    |                |
                                    | Elasticsearch  |
                                    |                |
                                    +----------------+

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