Merge pull request #2 from greatestusername-splunk/hybrid-apm

Hybrid apm merging in the repo

Author: hagen-p

src/shop-dc-shim/Dockerfile

@@ -0,0 +1,91 @@
+# Copyright The OpenTelemetry Authors
+# SPDX-License-Identifier: Apache-2.0
+
+# Multi-stage build for Java Spring Boot application (Enterprise N-Tier)
+FROM eclipse-temurin:21-jdk AS builder
+
+WORKDIR /app
+COPY ./build.gradle build.gradle
+COPY ./settings.gradle settings.gradle
+COPY ./gradle gradle
+COPY ./gradlew gradlew
+COPY ./src src
+
+# Build the application
+RUN chmod +x ./gradlew
+RUN ./gradlew build -x test
+
+# Production image with enterprise monitoring agents
+FROM eclipse-temurin:21-jre
+
+# Install enterprise tooling
+RUN apt-get update && apt-get install -y curl bash jq net-tools unzip dumb-init && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+# Create application user
+RUN groupadd -g 1001 shopdc && \
+    useradd -r -u 1001 -g shopdc shopdc
+
+# Create directories for monitoring agents
+ENV APPDYNAMICS_AGENT_BASE_DIR=/opt/appdynamics
+ENV OPENTELEMETRY_AGENT_DIR=/opt/opentelemetry
+
+RUN mkdir -p $APPDYNAMICS_AGENT_BASE_DIR $OPENTELEMETRY_AGENT_DIR && \
+    chown -R shopdc:shopdc $APPDYNAMICS_AGENT_BASE_DIR $OPENTELEMETRY_AGENT_DIR
+
+# Download OpenTelemetry Java agent for Splunk Observability andlatest AppDynamics Java agent
+ADD --chown=shopdc:shopdc https://github.com/signalfx/splunk-otel-java/releases/latest/download/splunk-otel-javaagent.jar $OPENTELEMETRY_AGENT_DIR/opentelemetry-javaagent.jar
+
+RUN cd /tmp && \
+    echo "Fetching latest AppDynamics Java agent..." && \
+    DOWNLOAD_BASE_PATH="https://download-files.appdynamics.com/" && \
+    echo "Getting latest version info from AppDynamics API..." && \
+    FILE_PATH=$(curl -s https://download.appdynamics.com/download/downloadfilelatest/ | jq -r '.[].s3_path' | grep java-jdk8 | head -n1) && \
+    DOWNLOAD_URL="${DOWNLOAD_BASE_PATH}${FILE_PATH}" && \
+    echo "Downloading AppDynamics agent from: $DOWNLOAD_URL" && \
+    curl -L -f "$DOWNLOAD_URL" -o JavaAgent.zip && \
+    echo "Downloaded file info:" && \
+    ls -la JavaAgent.zip && \
+    echo "Extracting AppDynamics agent to $APPDYNAMICS_AGENT_BASE_DIR..." && \
+    unzip -q JavaAgent.zip -d $APPDYNAMICS_AGENT_BASE_DIR && \
+    echo "AppDynamics agent extracted successfully" && \
+    ls -la $APPDYNAMICS_AGENT_BASE_DIR/ && \
+    chown -R shopdc:shopdc $APPDYNAMICS_AGENT_BASE_DIR && \
+    rm -f JavaAgent.zip
+
+# Copy application JAR and startup script
+COPY --from=builder --chown=shopdc:shopdc /app/build/libs/*.jar app.jar
+COPY --chown=shopdc:shopdc ./start-app-dual.sh start-app-dual.sh
+
+RUN chmod +x start-app-dual.sh
+
+# Switch to non-root user
+USER shopdc
+
+# Environment variables for enterprise deployment
+ENV JAVA_OPTS="-Xms512m -Xmx1024m -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:+HeapDumpOnOutOfMemoryError" \
+    OTEL_JAVAAGENT_ENABLED=true \
+    APPDYNAMICS_JAVAAGENT_ENABLED=false \
+    APPDYNAMICS_CONTROLLER_HOST_NAME=se-lab.saas.appdynamics.com \
+    APPDYNAMICS_CONTROLLER_PORT=443 \
+    APPDYNAMICS_AGENT_APPLICATION_NAME=shop-dc-shim-service \
+    APPDYNAMICS_AGENT_TIER_NAME=shop-dc-shim \
+    APPDYNAMICS_AGENT_NODE_NAME=reuse \
+    OTEL_SERVICE_NAME=shop-dc-shim \
+    OTEL_RESOURCE_ATTRIBUTES="service.name=shop-dc-shim,deployment.environment=datacenter-b01,service.namespace=datacenter,service.version=2.1.3" \
+    AGENT_DEPLOYMENT_MODE=dual \
+    SPLUNK_PROFILER_ENABLED=true \
+    SPLUNK_PROFILER_MEMORY_ENABLED=true \
+    SPLUNK_SNAPSHOT_PROFILER_ENABLED=true \
+    SPLUNK_SNAPSHOT_SELECTION_PROBABILITY=0.2
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
+    CMD curl -f http://localhost:${SHOP_DC_SHIM_PORT:-8070}/actuator/health || exit 1
+
+EXPOSE 8070
+
+# Use dumb-init for proper signal handling in containers
+ENTRYPOINT ["dumb-init", "--"]
+CMD ["./start-app-dual.sh"]