Dockerfile_03_otel

FROM public.ecr.aws/docker/library/maven:3-amazoncorretto-21-al2023 AS builder

COPY ./pom.xml ./pom.xml
COPY src ./src/

RUN mvn clean package && mv target/store-spring-1.0.0-exec.jar store-spring.jar
RUN rm -rf ~/.m2/repository

FROM public.ecr.aws/docker/library/amazoncorretto:25-al2023
RUN yum install -y shadow-utils

COPY --from=builder store-spring.jar store-spring.jar

ADD https://github.com/aws-observability/aws-otel-java-instrumentation/releases/latest/download/aws-opentelemetry-agent.jar /opt/aws-opentelemetry-agent.jar
ENV JAVA_TOOL_OPTIONS=-javaagent:/opt/aws-opentelemetry-agent.jar

# OpenTelemetry agent configuration
ENV OTEL_TRACES_SAMPLER "always_on"
ENV OTEL_PROPAGATORS "tracecontext,baggage,xray"
ENV OTEL_RESOURCE_ATTRIBUTES "service.name=unicorn-store-spring"
ENV OTEL_IMR_EXPORT_INTERVAL "10000"
ENV OTEL_EXPORTER_OTLP_ENDPOINT "http://localhost:4317"
ENV OTEL_EXPORTER_OTLP_PROTOCOL "grpc"

RUN groupadd --system spring -g 1000
RUN adduser spring -u 1000 -g 1000
RUN chown 1000 /opt/aws-opentelemetry-agent.jar

USER 1000:1000

EXPOSE 8080
ENTRYPOINT ["java","-jar","-Dserver.port=8080","/store-spring.jar"]