Using https://gist.github.com/fopina/c0439fa29bb7f3fa541a2d81a3f4a1e7

fluentbit_stackdriver.yml

- hosts: all
  gather_facts: True
  become: True
  roles:
    - role: fluentbit
      fluentbit_inputs:
        - systemd:
          - Tag: docker
          - Systemd_Filter: _SYSTEMD_UNIT=docker.service
        - cpu:
          - Tag: cpu
          - Interval_Sec: 10
        - mem:
          - Tag: mem
          - Interval_Sec: 10
      fluentbit_filters:
        - record_modifier:
          - Match: 'docker'
          - Whitelist_key: MESSAGE
          - Whitelist_key: CONTAINER_ID
          - Whitelist_key: CONTAINER_NAME
        - record_modifier:
          - Match: 'cpu'
          - Whitelist_key: cpu_p
          - Whitelist_key: user_p
          - Whitelist_key: system_p
        - record_modifier:
          - Match: 'mem'
          - Whitelist_key: Mem.used
          - Whitelist_key: Swap.used
        - record_modifier:
          - Match: '*'
          - Record: 'hostname ${HOSTNAME}'
      fluentbit_outputs:
        - stackdriver:
          - google_service_credentials: /etc/gcreds.json
          - Match: '*'
  tasks:
    - name: copy GCP service credentials
      copy:
        src: google_credentials.json
        dest: /etc/gcreds.json
        mode: 0400