feat(spring-oracle-example): add custom entrypoint script and remove restart policy from compose

Author: igorcampos-dev

spring-oracle-example/Dockerfile

@@ -27,21 +27,15 @@ RUN java -Djarmode=layertools -jar target/app.jar extract --destination target/e
 FROM eclipse-temurin:21-jre-jammy AS final
 
 ARG UID=10001
-RUN adduser \
-    --disabled-password \
-    --gecos "" \
-    --home "/nonexistent" \
-    --shell "/sbin/nologin" \
-    --no-create-home \
-    --uid "${UID}" \
-    appuser
-USER appuser
 
 COPY --from=extract build/target/extracted/dependencies/ ./
 COPY --from=extract build/target/extracted/spring-boot-loader/ ./
 COPY --from=extract build/target/extracted/snapshot-dependencies/ ./
 COPY --from=extract build/target/extracted/application/ ./
 
+COPY docker/java/entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
 EXPOSE 8080
 
-ENTRYPOINT [ "java", "org.springframework.boot.loader.launch.JarLauncher" ]
+ENTRYPOINT ["/entrypoint.sh"]

spring-oracle-example/compose.yaml

@@ -3,7 +3,6 @@ services:
   app:
     build:
       context: .
-    restart: unless-stopped
     depends_on:
       - oracle-db
     environment:
@@ -22,7 +21,6 @@ services:
   oracle-db:
     image: gvenzl/oracle-xe:21-slim
     container_name: oracle-xe
-    restart: unless-stopped
     ports:
       - "1521:1521"
     environment:

spring-oracle-example/docker/java/entrypoint.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+# entrypoint.sh
+
+echo "Aguardando 30 segundos..."
+sleep 30
+
+echo "Iniciando a aplicação..."
+exec java org.springframework.boot.loader.launch.JarLauncher