open telemetry collector and file exporter

compose.yml

services:
  opentelemetry-collector-contrib:
    image: otel/opentelemetry-collector-contrib:latest
    ports:
      - '4317:4317'
    volumes:
      - ./file-exporter:/file-exporter:rw
      - ./otel-config.yml:/otel-config.yml
    command: ['--config=/otel-config.yml']

otel-config.yml

receivers:
  otlp:
    protocols:
      grpc:
        endpoint: 0.0.0.0:4317

exporters:
  file:
    path: /file-exporter/otel.json

service:
  pipelines:
    logs:
      receivers: [otlp]
      exporters: [file]
    traces:
      receivers: [otlp]
      exporters: [file]
    metrics:
      receivers: [otlp]
      exporters: [file]