tig stack host network

version: "3"
services:
  influxdb:
    container_name: influxdb
    image: influxdb:1.8.3
    # this needs to be accessible from outside (other telegrafs)
    # and from telegraf (inside)
    network_mode: "host"
    ports:
      - "8086:8086"
    volumes:
      - /home/student/projects/tig/data/influxdb:/var/lib/influxdb
      - /home/student/projects/mqtt-telegraf-influxdb-grafana/conf/influxdb:/etc/influxdb/
    restart: always

  telegraf:
    container_name: telegraf
    image: telegraf:1.17.1
    depends_on:
      - influxdb
    network_mode: "host"
    volumes:
      - /home/student/projects/mqtt-telegraf-influxdb-grafana/conf/telegraf/telegraf.conf:/etc/telegraf/telegraf.conf
      - /var/run/docker.sock:/var/run/docker.sock
    restart: always

  grafana:
    container_name: grafana
    image: grafana/grafana:7.3.7
    depends_on:
      - influxdb
    network_mode: "host"
    user: "0"
    ports:
      - "3000:3000"
    volumes:
      - /home/student/projects/tig/data/grafana:/var/lib/grafana
      - /home/student/projects/tig/log/grafana:/var/log/grafana
      - /home/student/projects/mqtt-telegraf-influxdb-grafana/conf/grafana/grafana.ini:/etc/grafana/grafana.ini
    restart: always

  mqtt:
    container_name: mqtt
    image: eclipse-mosquitto:latest
    network_mode: "host"
    user: "0"
    ports:
      - "1883:1883"
      - "9001:9001"
    volumes:
      - /home/student/projects/mqtt-telegraf-influxdb-grafana/conf/mqtt/:/mosquitto/config/
      - /home/student/projects/tig/data/mqtt/:/mosquitto/data/
      - /home/student/projects/tig/log/mqtt/:/mosquitto/log/
    restart: always


-------------------------

accessible from outside (another machine)

from the same machine:

I can get the grafana index.html:

# wget localhost:3000
Connecting to localhost:3000 (127.0.0.1:3000)
saving to 'index.html'
index.html           100% |**********************************************************************************************************************************************| 27956  0:00:00 ETA
'index.html' saved

I can access index.html from another container:

# docker exec -ti influxdb /bin/sh
# wget localhost:3000
--2021-01-30 12:01:33--  http://localhost:3000/
Resolving localhost (localhost)... ::1, 127.0.0.1
Connecting to localhost (localhost)|::1|:3000... connected.
HTTP request sent, awaiting response... 302 Found
Location: /login [following]
--2021-01-30 12:01:33--  http://localhost:3000/login
Reusing existing connection to [localhost]:3000.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [text/html]
Saving to: 'index.html'

index.html                                          [ <=>                                                                                                  ]  27.30K  --.-KB/s    in 0.001s

2021-01-30 12:01:33 (33.4 MB/s) - 'index.html' saved [27956]