minimal impl

Author: jrhee17

examples/xds-example/build.gradle

@@ -0,0 +1,22 @@
+plugins {
+    id 'application'
+}
+
+dependencies {
+    implementation project(':xds')
+    implementation project(':prometheus1')
+    implementation libs.jackson.databind
+    implementation libs.jackson.dataformat.yaml
+    implementation libs.micrometer.prometheus
+    implementation libs.protobuf.java.util
+    runtimeOnly libs.slf4j.simple
+
+    testImplementation project(':junit5')
+    testImplementation libs.assertj
+    testImplementation libs.awaitility
+    testImplementation libs.junit5.jupiter.api
+}
+
+application {
+    mainClass.set('example.armeria.xds.Main')
+}

examples/xds-example/docker-compose.yml

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+# Prometheus + Grafana for xDS metrics visualization.
+#
+# Usage:
+#   1. Start the xDS example:  ./gradlew :examples:xds:run
+#   2. Start monitoring:       docker compose up -d
+#   3. Open Grafana at http://localhost:3000 (anonymous access enabled)
+#   4. The "Armeria xDS Metrics" dashboard is auto-provisioned.
+
+services:
+  prometheus:
+    image: prom/prometheus:latest
+    ports:
+      - "9090:9090"
+    volumes:
+      - ./prometheus.yml:/etc/prometheus/prometheus.yml
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+
+  grafana:
+    image: grafana/grafana:latest
+    ports:
+      - "3000:3000"
+    environment:
+      - GF_SECURITY_ADMIN_PASSWORD=admin
+      - GF_AUTH_ANONYMOUS_ENABLED=true
+      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin
+      - GF_AUTH_DISABLE_LOGIN_FORM=true
+    volumes:
+      - ./grafana/provisioning:/etc/grafana/provisioning
+      - ./grafana/dashboards:/var/lib/grafana/dashboards
+    depends_on:
+      - prometheus