chore: configure grafana otel config

Author: ymgyt

.dev/otelcol/grafana-cloud.yaml

@@ -0,0 +1,45 @@
+# Grafana Cloud Example
+extensions:
+  memory_ballast:
+    size_mib: 64
+  basicauth/grafanacloudprom:
+    client_auth:
+      username: "${env:GC_PROM_USERNAME}"
+      password: "${env:GC_API_KEY}"
+receivers:
+  otlp:
+    protocols:
+      grpc:
+        endpoint: "127.0.0.1:4317"
+processors:
+  memory_limiter:
+    check_interval: 10s
+    # hard limit
+    limit_mib: 500
+    # sort limit 400
+    spike_limit_mib: 100
+  batch/metrics:
+    send_batch_size: 8192
+    timeout: 3s
+    send_batch_max_size: 16384
+exporters:
+  prometheusremotewrite/grafanacloud:
+    endpoint: "${env:GC_PROM_REMOTE_WRITE_URL}"
+    resource_to_telemetry_conversion:
+      enabled: true
+    auth:
+      authenticator: basicauth/grafanacloudprom
+  debug:
+    verbosity: detailed
+service:
+  extensions: [memory_ballast, basicauth/grafanacloudprom]
+  pipelines:
+    metrics:
+      receivers:
+        - otlp
+      processors:
+        - memory_limiter
+        - batch/metrics
+      exporters:
+        - debug
+        - prometheusremotewrite/grafanacloud

.dev/otelcol-config.yaml .dev/otelcol/otelcol-config.yaml

@@ -85,6 +85,7 @@ api *flags:
   cd crates/synd_api; \
     RUST_LOG="info,synd_api=debug" \
     OTEL_EXPORTER_OTLP_ENDPOINT={{otlp_endpoint}} \
+    OTEL_RESOURCE_ATTRIBUTES="deployment.environment=local" \
     cargo run \
       --features "introspection" -- \
       --kvsd-host 127.0.0.1 --kvsd-port 7379 --kvsd-username {{kvsd_user}} --kvsd-password secret \
@@ -95,9 +96,8 @@ term *flags:
   cd crates/synd_term; cargo run -- --log /tmp/syndterm.log --endpoint https://localhost:5959/graphql {{flags}}
 
 # Run opentelemetry-collector-contrib
-@otelcol:
-  LOKI_ENDPOINT={{loki_endpoint}} \
-  otelcontribcol --config=file:.dev/otelcol-config.yaml
+@otelcol config:
+  otelcontribcol --config=file:.dev/otelcol/{{config}}
 
 # Run backends
 backend: