# Adds Mira to the OpenTelemetry Demo's compose project.
#
#   docker build -t mira .                       # from this repo's root
#   cp docs/e2e/demo/otelcol-config-extras.yml <demo>/src/otel-collector/
#   docker compose -f <demo>/compose.yaml \
#                  -f docs/e2e/demo/compose.mira.yaml up -d
#
# `image:` rather than `build:`, because compose resolves a relative build
# context against the *first* `-f` file's directory — which is the demo's, not
# ours. Building the image first sidesteps the whole question and is one command
# either way.
services:
  mira:
    image: mira:latest
    container_name: mira
    restart: unless-stopped
    ports:
      # Published so `curl`, `telemetrygen` and `mira mira --addr` can reach it
      # from the host. The demo's own collector publishes 4317/4318 to *random*
      # host ports, so there is nothing to collide with.
      - "4317:4317"
      - "4318:4318"
    volumes:
      # Named, not a bind mount: Mira mmaps its blocks and a Docker Desktop bind
      # mount is FUSE, where an I/O hiccup arrives as SIGBUS rather than as an
      # error (docs/architecture.md section 9).
      - mira-data:/data

  otel-collector:
    depends_on:
      mira:
        condition: service_started

volumes:
  mira-data: