Cursor/dockprom ai observability integration 8aa0

alloy/config.alloy

@@ -0,0 +1,43 @@
+// Grafana Alloy: discover Docker containers and ship logs to Loki.
+
+discovery.docker "containers" {
+  host = "unix:///var/run/docker.sock"
+}
+
+// Optional: add useful labels.
+discovery.relabel "docker_labels" {
+  targets = discovery.docker.containers.targets
+
+  rule {
+    source_labels = ["__meta_docker_container_name"]
+    regex         = "/(.*)"
+    target_label  = "container"
+  }
+
+  rule {
+    source_labels = ["__meta_docker_container_image"]
+    target_label  = "image"
+  }
+
+  rule {
+    source_labels = ["__meta_docker_container_id"]
+    target_label  = "container_id"
+  }
+}
+
+loki.source.docker "docker" {
+  host       = "unix:///var/run/docker.sock"
+  targets    = discovery.relabel.docker_labels.output
+  forward_to = [loki.process.docker.receiver]
+}
+
+loki.process "docker" {
+  stage.docker {}
+  forward_to = [loki.write.loki.receiver]
+}
+
+loki.write "loki" {
+  endpoint {
+    url = "http://loki:3100/loki/api/v1/push"
+  }
+}

caddy/Caddyfile

@@ -29,3 +29,17 @@
     }    
     reverse_proxy pushgateway:9091
 }
+
+:3100 {
+    basicauth /* {
+        {$ADMIN_USER} {$ADMIN_PASSWORD_HASH}
+    }
+    reverse_proxy loki:3100
+}
+
+:3200 {
+    basicauth /* {
+        {$ADMIN_USER} {$ADMIN_PASSWORD_HASH}
+    }
+    reverse_proxy tempo:3200
+}

docker-compose.yml

@@ -5,6 +5,8 @@ networks:
 volumes:
     prometheus_data: {}
     grafana_data: {}
+    loki_data: {}
+    tempo_data: {}
 
 services:
 
@@ -104,6 +106,90 @@ services:
     labels:
       org.label-schema.group: "monitoring"
 
+  loki:
+    image: grafana/loki:2.9.8
+    container_name: loki
+    command: -config.file=/etc/loki/loki.yml
+    volumes:
+      - ./loki:/etc/loki:ro
+      - loki_data:/loki
+    restart: unless-stopped
+    expose:
+      - 3100
+    networks:
+      - monitor-net
+    labels:
+      org.label-schema.group: "monitoring"
+
+  tempo:
+    image: grafana/tempo:2.3.1
+    container_name: tempo
+    command: -config.file=/etc/tempo/tempo.yml
+    volumes:
+      - ./tempo:/etc/tempo:ro
+      - tempo_data:/var/tempo
+    restart: unless-stopped
+    expose:
+      - 3200
+      - 4317
+      - 4318
+    networks:
+      - monitor-net
+    labels:
+      org.label-schema.group: "monitoring"
+
+  otel-collector:
+    image: otel/opentelemetry-collector-contrib:0.96.0
+    container_name: otel-collector
+    command: ["--config=/etc/otel-collector/config.yml"]
+    volumes:
+      - ./otel-collector:/etc/otel-collector:ro
+    restart: unless-stopped
+    ports:
+      # OTLP endpoints for apps (host -> collector)
+      - "4317:4317"   # OTLP gRPC
+      - "4318:4318"   # OTLP HTTP
+    expose:
+      - 8889          # Prometheus scrape (OTLP metrics -> Prometheus exporter)
+    networks:
+      - monitor-net
+    labels:
+      org.label-schema.group: "monitoring"
+
+  ollama-gateway:
+    image: envoyproxy/envoy:v1.30.4
+    container_name: ollama-gateway
+    command: ["/usr/local/bin/envoy", "-c", "/etc/envoy/envoy.yml", "--log-level", "info"]
+    volumes:
+      - ./envoy:/etc/envoy:ro
+    extra_hosts:
+      # Linux Docker: maps to host gateway IP (Docker 20.10+)
+      - "host.docker.internal:host-gateway"
+    ports:
+      # Local Ollama gateway for users/apps (host -> gateway)
+      - "11435:11434"
+    expose:
+      # Envoy admin (/stats/prometheus)
+      - 9901
+    restart: unless-stopped
+    networks:
+      - monitor-net
+    labels:
+      org.label-schema.group: "monitoring"
+
+  alloy:
+    image: grafana/alloy:v1.3.0
+    container_name: alloy
+    command: ["run", "--server.http.listen-addr=0.0.0.0:12345", "/etc/alloy/config.alloy"]
+    volumes:
+      - ./alloy:/etc/alloy:ro
+      - /var/run/docker.sock:/var/run/docker.sock:ro
+    restart: unless-stopped
+    networks:
+      - monitor-net
+    labels:
+      org.label-schema.group: "monitoring"
+
   pushgateway:
     image: prom/pushgateway:v1.11.0
     container_name: pushgateway
@@ -124,6 +210,8 @@ services:
       - "9090:9090"
       - "9093:9093"
       - "9091:9091"
+      - "3100:3100"
+      - "3200:3200"
     volumes:
       - ./caddy:/etc/caddy
     environment:

envoy/envoy.yml

@@ -0,0 +1,77 @@
+static_resources:
+  listeners:
+    - name: listener_ollama
+      address:
+        socket_address:
+          address: 0.0.0.0
+          port_value: 11434
+      filter_chains:
+        - filters:
+            - name: envoy.filters.network.http_connection_manager
+              typed_config:
+                "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager
+                stat_prefix: ollama_gateway
+                generate_request_id: true
+                tracing:
+                  provider:
+                    name: envoy.tracers.opentelemetry
+                    typed_config:
+                      "@type": type.googleapis.com/envoy.config.trace.v3.OpenTelemetryConfig
+                      grpc_service:
+                        envoy_grpc:
+                          cluster_name: otel_collector
+                        timeout: 0.25s
+                      service_name: ollama-gateway
+                access_log:
+                  - name: envoy.access_loggers.stdout
+                    typed_config:
+                      "@type": type.googleapis.com/envoy.extensions.access_loggers.stream.v3.StdoutAccessLog
+                route_config:
+                  name: local_route
+                  virtual_hosts:
+                    - name: ollama
+                      domains: ["*"]
+                      routes:
+                        - match:
+                            prefix: "/"
+                          route:
+                            cluster: ollama_upstream
+                            timeout: 0s
+                http_filters:
+                  - name: envoy.filters.http.router
+                    typed_config:
+                      "@type": type.googleapis.com/envoy.extensions.filters.http.router.v3.Router
+
+  clusters:
+    - name: ollama_upstream
+      type: STRICT_DNS
+      connect_timeout: 2s
+      load_assignment:
+        cluster_name: ollama_upstream
+        endpoints:
+          - lb_endpoints:
+              - endpoint:
+                  address:
+                    socket_address:
+                      address: host.docker.internal
+                      port_value: 11434
+
+    - name: otel_collector
+      type: STRICT_DNS
+      connect_timeout: 1s
+      http2_protocol_options: {}
+      load_assignment:
+        cluster_name: otel_collector
+        endpoints:
+          - lb_endpoints:
+              - endpoint:
+                  address:
+                    socket_address:
+                      address: otel-collector
+                      port_value: 4317
+
+admin:
+  address:
+    socket_address:
+      address: 0.0.0.0
+      port_value: 9901