add grafana tempo

tempo/tempo.yml

@@ -0,0 +1,56 @@
+---
+stream_over_http_enabled: true
+
+server:
+  http_listen_port: 3200
+  log_level: "${TEMPO_SERVER_LOG_LEVEL}"
+
+query_frontend:
+  search:
+    duration_slo: 5s
+    throughput_bytes_slo: 1.073741824e+09
+  trace_by_id:
+    duration_slo: 5s
+
+# this configuration will listen on all ports and protocols that tempo is capable of.
+# the receives all come from the OpenTelemetry collector.  more configuration information can
+# be found there: https://github.com/open-telemetry/opentelemetry-collector/tree/main/receiver
+#
+# for a production deployment you should only enable the receivers you need!
+distributor:
+  receivers:                           
+    otlp:
+      protocols:
+        http:
+        grpc:
+
+ingester:
+  max_block_duration: 5m # cut the headblock when this much time passes. this is being set for demo purposes and should probably be left alone normally
+
+compactor:
+  compaction:
+    block_retention: 1h # overall Tempo trace retention. set for demo purposes
+
+metrics_generator:
+  registry:
+    external_labels:
+      source: tempo
+      cluster: docker-compose
+  storage:
+    path: "${TEMPO_STORAGE_PATH}/generator/wal"
+    remote_write:
+      - url: http://${TEMPO_PROMETHEUS_URL}/api/v1/write
+        send_exemplars: true
+
+storage:
+  trace:
+    backend: local # backend configuration to use
+    wal:
+      path: "${TEMPO_STORAGE_PATH}/wal" # where to store the the wal locally
+    local:
+      path: "${TEMPO_STORAGE_PATH}/blocks"
+
+overrides:
+  defaults:
+    metrics_generator:
+      processors: [service-graphs, span-metrics] # enables metrics generator