Submissão Docker Compose - Elisângela Aparecida Dias

participantes/elisangeladias/Dockerfile-api01

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+# Dockerfile-api01
+FROM eclipse-temurin:17-jdk-jammy
+
+WORKDIR /app
+COPY build/libs/sizebay-0.0.1-SNAPSHOT.jar app.jar
+
+EXPOSE 9999
+ENTRYPOINT ["java", "-jar", "app.jar", "--server.port=9999"]

participantes/elisangeladias/Dockerfile-api02

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+# Dockerfile-api01
+FROM eclipse-temurin:17-jdk-jammy
+
+WORKDIR /app
+COPY build/libs/sizebay-0.0.1-SNAPSHOT.jar app.jar
+
+EXPOSE 9999
+ENTRYPOINT ["java", "-jar", "app.jar", "--server.port=9999"]

participantes/elisangeladias/README.md

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+# Submissão — Teste Backend Sizebay
+
+**Nome:** 
+Elisângela Aparecida Dias  
+
+**Tecnologias utilizadas:**  
+- Java 17  
+- Spring Boot  
+- Docker / Docker Compose  
+- NGINX  
+- Gatling (para testes locais)
+
+**Repositório do projeto :**  
+👉 https://github.com/elisangeladias/test-backend-sizebay
+
+> **Importante:** As imagens Docker das APIs estão publicamente disponíveis no Docker Hub:
+> - API01: `elisd2604/api01:latest`
+> - API02: `elisd2604/api02:latest`
+
+---
+
+## Como executar
+
+Clone este repositório:
+
+```bash
+git clone https://github.com/sizebay/test-backend.git
+cd participantes/elisangela-dias

participantes/elisangeladias/application.properties

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+spring.application.name=sizebay
+
+spring.datasource.url=jdbc:postgresql://localhost:5432/teste_elis_db
+spring.datasource.username=postgres
+spring.datasource.password=1234
+
+spring.jpa.hibernate.ddl-auto=update
+spring.jpa.show-sql=true
+spring.jpa.properties.hibernate.format_sql=true
+spring.jpa.database-platform=org.hibernate.dialect.PostgreSQLDialect
+
+spring.jackson.time-zone=UTC
+spring.jackson.date-format=yyyy-MM-dd'T'HH:mm:ss.SSSSSS'Z'
+
+
+

participantes/elisangeladias/docker-compose.yml

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+version: '3.9'
+
+services:
+
+  # Nginx
+  nginx:
+    image: nginx:latest
+    container_name: nginx
+    ports:
+      - "9999:9999"  # porta acesso extero
+    depends_on:
+      - api01
+      - api02
+    volumes:
+      - ./nginx.conf:/etc/nginx/nginx.conf:ro
+    deploy:
+      resources:
+        limits:
+          cpus: "0.17"
+          memory: "10MB"
+
+  # Bd PostgreSQL
+  db:
+    image: postgres:18-alpine
+    container_name: db
+    environment:
+      POSTGRES_DB: teste_elis_db
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: 1234
+    ports:
+      - "5432:5432"
+    volumes:
+      - db_data:/var/lib/postgresql/data
+      - ./db/init.sql:/docker-entrypoint-initdb.d/init.sql:ro
+    deploy:
+      resources:
+        limits:
+          cpus: "0.23"
+          memory: "140MB"
+
+  # API01 imagem pública no Docker Hub
+  api01:
+    image: elisd2604/api01:latest
+    container_name: api01
+    depends_on:
+      - db
+    environment:
+      SPRING_DATASOURCE_URL: jdbc:postgresql://db:5432/teste_elis_db
+      SPRING_DATASOURCE_USERNAME: postgres
+      SPRING_DATASOURCE_PASSWORD: 1234
+    expose:
+      - "9999"  # acessível via rede Docker
+    deploy:
+      resources:
+        limits:
+          cpus: "0.55"
+          memory: "200MB"
+
+  # API02 imagem pública no Docker Hub
+  api02:
+    image: elisd2604/api02:latest
+    container_name: api02
+    depends_on:
+      - db
+    environment:
+      SPRING_DATASOURCE_URL: jdbc:postgresql://db:5432/teste_elis_db
+      SPRING_DATASOURCE_USERNAME: postgres
+      SPRING_DATASOURCE_PASSWORD: 1234
+    expose:
+      - "9999"
+    deploy:
+      resources:
+        limits:
+          cpus: "0.55"
+          memory: "200MB"
+
+volumes:
+  db_data:

participantes/elisangeladias/init.sql

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+-- apagar tabelas antigas se existirem
+DROP TABLE IF EXISTS transacoes;
+DROP TABLE IF EXISTS clientes;
+
+-- criar tabelas
+CREATE TABLE clientes (
+                          id SERIAL PRIMARY KEY,
+                          limite INTEGER NOT NULL,
+                          saldo INTEGER NOT NULL
+);
+
+CREATE TABLE transacoes (
+                            id SERIAL PRIMARY KEY,
+                            cliente_id INTEGER NOT NULL,
+                            valor INTEGER NOT NULL,
+                            tipo CHAR(1) NOT NULL,
+                            descricao VARCHAR(10),
+                            realizada_em TIMESTAMP NOT NULL,
+                            FOREIGN KEY (cliente_id) REFERENCES clientes(id)
+);
+
+-- inserir 5 clientes
+INSERT INTO clientes (id, limite, saldo) VALUES
+                                             (1, 100000, 0),
+                                             (2, 80000, 0),
+                                             (3, 1000000, 0),
+                                             (4, 10000000, 0),
+                                             (5, 500000, 0);
+
+-- inserir 20 transações aleatórias para o cliente 1
+INSERT INTO transacoes (cliente_id, valor, tipo, descricao, realizada_em)
+SELECT
+    1,
+    (random() * 500)::int + 1,
+    CASE WHEN random() > 0.5 THEN 'c' ELSE 'd' END,
+    'mock',
+    NOW() - (random() * interval '10 days')
+FROM generate_series(1, 20);

participantes/elisangeladias/nginx.conf

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+worker_processes 1;
+
+events { worker_connections 1024; }
+
+http {
+    # NGINX faz round-robin por padrão
+    upstream backend {
+        server api01:9999;
+        server api02:9999;
+    }
+
+    server {
+        listen 9999;
+
+        # Passa tudo (/) para o upstream
+        location / {
+            proxy_pass http://backend;
+            proxy_http_version 1.1;
+            proxy_set_header Host $host;
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+
+            # timeout
+            proxy_connect_timeout 5s;
+            proxy_send_timeout 30s;
+            proxy_read_timeout 30s;
+        }
+
+
+        location /_nginx_health {
+            return 200 'OK';
+            add_header Content-Type text/plain;
+        }
+    }
+}