feat: add tempo + otel collector

otel-collector.Dockerfile

@@ -0,0 +1,3 @@
+FROM otel/opentelemetry-collector:0.110.0
+
+COPY ./otel-collector.yaml /etc/otel-collector.yaml

otel-collector.yaml

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

service.yml

@@ -3,6 +3,13 @@ volumes:
   - name: grafana-storage
   - name: prometheus-storage
   - name: loki-storage
+  - name: tempo-data
+build:
+  images:
+    - path: ./tempo.Dockerfile
+      tag: panopticon-tempo
+    - path: ./otel-collector.Dockerfile
+      tag: panopticon-otel-collector
 ports:
   # Grafana web
   - host: 3100
@@ -13,6 +20,12 @@ ports:
   # Prometheus
   - host: 9090
     container: 9090
+  - host: 3200
+    container: 3200
+  - host: 4318
+    container: 4618
+  - host: 4317
+    container: 4617
 containers:
   - name: grafana
     image: grafana/grafana
@@ -35,3 +48,10 @@ containers:
       - --storage.tsdb.retention.time=60d
       - --storage.tsdb.path=/prometheus
       - --config.file=/etc/prometheus/prometheus.yml
+  - name: otel-collector
+    image: panopticon-otel-collector:latest
+  - name: tempo
+    image: panopticon-tempo:latest
+    volumes:
+      - name: tempo-data
+        container: /var/tempo

tempo.Dockerfile

@@ -0,0 +1,5 @@
+FROM grafana/tempo:latest
+
+COPY ./tempo.yaml /etc/tempo.yaml
+
+CMD ["-config.file=/etc/tempo.yaml"]

tempo.yaml

@@ -0,0 +1,54 @@
+stream_over_http_enabled: true
+server:
+  http_listen_port: 3200
+  grpc_listen_port: 9096
+  log_level: info
+
+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.
+    otlp:
+      protocols:
+        http: 
+          endpoint: 0.0.0.0:4617
+        grpc:
+          endpoint: 0.0.0.0:4618
+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: /var/tempo/generator/wal
+    remote_write:
+      - url: http://panopticon_prometheus:9090/api/v1/write
+        send_exemplars: true
+  traces_storage:
+    path: /var/tempo/generator/traces
+
+storage:
+  trace:
+    backend: local                     # backend configuration to use
+    wal:
+      path: /var/tempo/wal             # where to store the wal locally
+    local:
+      path: /var/tempo/blocks
+
+overrides:
+  defaults:
+    metrics_generator:
+      processors: [service-graphs, span-metrics, local-blocks] # enables metrics generator
+      generate_native_histograms: both