Microservice for working with user balance

Documentation

1. Postman: docs/postman.json
2. Swagger: localhost:3000/api/v1/docs

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Requirements

1. Go 1.19+: go.dev/dl
2. Docker: docs.docker.com/get-docker
3. Docker Compose: docs.docker.com/compose/install
4. GolangCI: golangci-lint.run/usage/install

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Makefile

Display all targets

make help

Usage:
  make <target>
  help                Display this help screen
  install             Installations
  lint                Run linters
  swag                Generate swagger docs
  run                 Run application
  migrate             Migrate database
  build               Build application
  compose-convert     Converts the compose file to platform's canonical format
  compose-build       Build or rebuild services
  compose-up          Create and start containers
  compose-down        Stop and remove containers, networks
  compose-logs        View output from containers
  compose-ps          List containers
  compose-ls          List running compose projects
  compose-exec        Execute a command in a running container
  compose-start       Start services
  compose-restart     Restart services
  compose-stop        Stop services
  docker-rm-volume    Remove db volume
  docker-clean        Remove unused data

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Run microservice

Installations

make install

Up database

make compose-up services="db"

Migrate database

make migrate

Run application

make run

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Run microservice in Docker

Create and start containers

make compose-up

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Environment variables

Display all examples of variables

cat .env.example

# Backend
BACKEND_HOST         = localhost
BACKEND_PORT         = 3000
BACKEND_CORS_ORIGINS = http://localhost, https://localhost, https://localhost:8080, http://localhost:8080

# Database
DB_HOST = localhost
DB_PORT = 5432
DB_USER = postgres
DB_PASS = postgres
DB_NAME = db

# S3
S3_REGION            = us-east-1
S3_BUCKET            = flallet
S3_ENDPOINT          = https://flaiers.s3.amazonaws.com
S3_ACCESS_KEY        = ...
S3_SECRET_ACCESS_KEY = ...

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Environment variables in Docker

Display all examples of variables

cat docker/.env.example

# Backend
BACKEND_HOST         = 0.0.0.0
BACKEND_PORT         = 3000
HOST_BACKEND_PORT    = 3000
BACKEND_CORS_ORIGINS = http://localhost, https://localhost, https://localhost:8080, http://localhost:8080

# Database
DB_HOST      = db
DB_PORT      = 5432
HOST_DB_PORT = 5432
DB_USER      = postgres
DB_PASS      = postgres
DB_NAME      = db

# S3
S3_REGION            = us-east-1
S3_BUCKET            = flallet
S3_ENDPOINT          = https://flaiers.s3.amazonaws.com
S3_ACCESS_KEY        = ...
S3_SECRET_ACCESS_KEY = ...

# Docker
COMPOSE_PROJECT_NAME = flallet