init

docker/lgtm/.env.example

@@ -0,0 +1,65 @@
+# =============================================================================
+# otel-lgtm - OpenTelemetry Backend (Grafana, Prometheus, Tempo, Loki, Pyroscope)
+# =============================================================================
+# Image: grafana/otel-lgtm
+# Docs:  https://github.com/grafana/docker-otel-lgtm
+# =============================================================================
+
+# -- Image Tag -----------------------------------------------------------------
+OTEL_LGTM_VERSION=latest
+
+# -- Grafana Admin Credentials -------------------------------------------------
+GF_ADMIN_USER=admin
+GF_ADMIN_PASSWORD=admin
+
+# -- Exposed Ports -------------------------------------------------------------
+# Grafana dashboard
+EXPOSE_GRAFANA_PORT=3000
+# OpenTelemetry Collector - OTLP gRPC (used by instrumented apps/services)
+EXPOSE_OTLP_GRPC_PORT=4317
+# OpenTelemetry Collector - OTLP HTTP (used by instrumented apps/services)
+EXPOSE_OTLP_HTTP_PORT=4318
+# Prometheus metrics UI
+EXPOSE_PROMETHEUS_PORT=9090
+# Tempo HTTP query endpoint
+EXPOSE_TEMPO_HTTP_PORT=3200
+# Pyroscope continuous profiling UI
+EXPOSE_PYROSCOPE_PORT=4040
+
+# -- Verbose Container Logging -------------------------------------------------
+# Set any of these to "true" to enable verbose logs for that component.
+# These are component-internal logs (not the application telemetry data).
+ENABLE_LOGS_GRAFANA=false
+ENABLE_LOGS_LOKI=false
+ENABLE_LOGS_PROMETHEUS=false
+ENABLE_LOGS_TEMPO=false
+ENABLE_LOGS_PYROSCOPE=false
+ENABLE_LOGS_OTELCOL=false
+# Override: enable ALL component logging at once
+ENABLE_LOGS_ALL=false
+
+# -- eBPF Auto-Instrumentation (OBI) ------------------------------------------
+# Requires Linux kernel 5.8+ with BTF support. Also requires privileged mode
+# and host PID namespace. If enabled, uncomment the `cap_add`, `network_mode`,
+# and `pid` lines in docker-compose.yaml.
+ENABLE_OBI=false
+
+# -- External OTLP Forwarding --------------------------------------------------
+# Forward telemetry to an external OTLP-compatible backend (e.g., Grafana Cloud).
+# Leave blank to send data only to the local LGTM stack.
+OTEL_EXPORTER_OTLP_ENDPOINT=
+OTEL_EXPORTER_OTLP_HEADERS=
+
+# -- Tempo MCP Server ---------------------------------------------------------
+# Enables the Tempo MCP server for AI tool integration (e.g., Cline, Claude Code).
+# Set to "--query-frontend.mcp-server.enabled=true" to enable.
+TEMPO_EXTRA_ARGS=
+
+# -- Per-Backend Extra CLI Args -----------------------------------------------
+# Additional command-line flags for individual backends.
+# Example: PROMETHEUS_EXTRA_ARGS="--storage.tsdb.retention.time=90d"
+PROMETHEUS_EXTRA_ARGS=
+LOKI_EXTRA_ARGS=
+TEMPO_EXTRA_ARGS_V2=
+PYROSCOPE_EXTRA_ARGS=
+OTELCOL_EXTRA_ARGS=