init

Tracing/shared/grafana-datasources.yaml

@@ -0,0 +1,30 @@
+apiVersion: 1
+
+datasources:
+- name: Prometheus
+  type: prometheus
+  uid: prometheus
+  access: proxy
+  orgId: 1
+  url: http://prometheus:9090
+  basicAuth: false
+  isDefault: false
+  version: 1
+  editable: false
+  jsonData:
+    httpMethod: GET
+- name: Tempo
+  type: tempo
+  access: proxy
+  orgId: 1
+  url: http://tempo:3200
+  basicAuth: false
+  isDefault: true
+  version: 1
+  editable: false
+  apiVersion: 1
+  uid: tempo
+  jsonData:
+    httpMethod: GET
+    serviceMap:
+      datasourceUid: prometheus

Tracing/shared/nginx_otel_module.conf

@@ -0,0 +1,9 @@
+NginxModuleEnabled ON;
+NginxModuleOtelSpanExporter otlp;
+NginxModuleOtelExporterEndpoint otel-collector:4317;
+NginxModuleServiceName DemoService;
+NginxModuleServiceNamespace DemoServiceNamespace;
+NginxModuleServiceInstanceId DemoInstanceId;
+NginxModuleResolveBackends ON;
+NginxModuleTraceAsError ON;
+

Tracing/shared/otel-collector.yaml

@@ -0,0 +1,14 @@
+receivers:
+  otlp:
+    protocols:
+      grpc:
+exporters:
+  otlp:
+    endpoint: tempo:4317
+    tls:
+      insecure: true
+service:
+  pipelines:
+    traces:
+      receivers: [otlp]
+      exporters: [otlp]

Tracing/shared/prometheus.yaml

@@ -0,0 +1,11 @@
+global:
+  scrape_interval:     15s
+  evaluation_interval: 15s
+
+scrape_configs:
+  - job_name: 'prometheus'
+    static_configs:
+      - targets: [ 'localhost:9090' ]
+  - job_name: 'tempo'
+    static_configs:
+      - targets: [ 'tempo:3200' ]

Tracing/shared/tempo.yaml

@@ -0,0 +1,55 @@
+server:
+  http_listen_port: 3200
+
+query_frontend:
+  search:
+    duration_slo: 5s
+    throughput_bytes_slo: 1.073741824e+09
+  trace_by_id:
+    duration_slo: 5s
+
+distributor:
+  receivers:                           # this configuration will listen on all ports and protocols that tempo is capable of.
+    jaeger:                            # the receives all come from the OpenTelemetry collector.  more configuration information can
+      protocols:                       # be found there: https://github.com/open-telemetry/opentelemetry-collector/tree/main/receiver
+        thrift_http:                   #
+        grpc:                          # for a production deployment you should only enable the receivers you need!
+        thrift_binary:
+        thrift_compact:
+    zipkin:
+    otlp:
+      protocols:
+        http:
+        grpc:
+    opencensus:
+
+ingester:
+  max_block_duration: 5m               # cut the headblock when this much time passes. this is being set for demo purposes and should probably be left alone normally
+
+compactor:
+  compaction:
+    block_retention: 1h                # overall Tempo trace retention. set for demo purposes
+
+metrics_generator:
+  registry:
+    external_labels:
+      source: tempo
+      cluster: docker-compose
+  storage:
+    path: /tmp/tempo/generator/wal
+    remote_write:
+      - url: http://prometheus:9090/api/v1/write
+        send_exemplars: true
+
+storage:
+  trace:
+    backend: local                     # backend configuration to use
+    wal:
+      path: /tmp/tempo/wal             # where to store the the wal locally
+    local:
+      path: /tmp/tempo/blocks
+
+overrides:
+  defaults:
+    metrics_generator:
+      processors: [service-graphs, span-metrics] # enables metrics generator