40 lines
1.4 KiB
Docker
40 lines
1.4 KiB
Docker
# 1단계: OTEL Java 에이전트 다운로드
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FROM alpine:3.20 AS otel
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ARG OTEL_VERSION=2.21.0
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RUN apk add --no-cache curl && \
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curl -fL \
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https://github.com/open-telemetry/opentelemetry-java-instrumentation/releases/download/v${OTEL_VERSION}/opentelemetry-javaagent.jar \
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-o /opentelemetry-javaagent.jar
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# 2단계: Tomcat + JDK 8 이미지
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FROM tomcat:9.0-jdk8-temurin
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ENV TZ=Asia/Seoul \
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OTEL_SERVICE_NAME=helpdesk_service \
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OTEL_EXPORTER_OTLP_ENDPOINT=http://192.168.100.203:4317 \
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OTEL_EXPORTER_OTLP_PROTOCOL=grpc \
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OTEL_RESOURCE_ATTRIBUTES="deployment.environment=prod" \
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JAVA_TOOL_OPTIONS="-javaagent:/opt/opentelemetry-javaagent.jar"
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# 타임존 적용
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RUN ln -sf /usr/share/zoneinfo/Asia/Seoul /etc/localtime
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# OTEL 에이전트 복사
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COPY --from=otel /opentelemetry-javaagent.jar /opt/opentelemetry-javaagent.jar
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# 톰캣 기본 웹앱 제거 + 필요한 디렉터리 선 생성
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RUN rm -rf /usr/local/tomcat/webapps/* && \
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mkdir -p /usr/local/tomcat/webapps/ROOT && \
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mkdir -p /usr/local/tomcat/conf/Catalina/localhost
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# Maven 빌드 결과 WAR를 임시 위치에 복사
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COPY target/sayit-helpdesk.war /tmp/sayit-helpdesk.war
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# WAR를 ROOT 디렉터리로 풀어서 배포
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RUN cd /usr/local/tomcat/webapps/ROOT && \
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"$JAVA_HOME/bin/jar" xf /tmp/sayit-helpdesk.war && \
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rm /tmp/sayit-helpdesk.war
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EXPOSE 8080
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CMD ["catalina.sh", "run"] |