Setup fluent-bit with opensearch backend and dashboard

docker-compose.yaml

version: "3.9"

services:
  opensearch:
    image: opensearchproject/opensearch:1.2.4
    environment:
      - discovery.type=single-node
    expose:
      - 9200
      - 9600
    networks:
      - fluent-net

  dashboard:
    image: opensearchproject/opensearch-dashboards:1.2.0
    ports:
      - 5601:5601
    environment:
      OPENSEARCH_HOSTS: '["https://opensearch:9200"]'
    networks:
      - fluent-net

  fluent-bit:
    image: fluent/fluent-bit:1.8
    # The HTTP_User and HTTP_Passwd are necessary to authorize fluent-bit to write to Opensearch.
    # The tls setting is necessary because Opensearch uses secured connection by default, which is good!
    command: /fluent-bit/bin/fluent-bit -i cpu -o es://opensearch:9200/fluent-bit/cpu -p tls=On -p tls.verify=Off -p HTTP_User=admin -p HTTP_Passwd=admin
    networks:
      - fluent-net

networks:
  fluent-net: