Graylog 小筆記
===
> ref:
> **需要先安裝docker-compose**
> https://hackmd.io/ESREo_PXRW-JC5lMw5zqrg
> **官方文件**
> https://docs.graylog.org/en/3.3/pages/installation/docker.html
---
:::warning
[穩定版](https://hub.docker.com/r/graylog/graylog)已經出到4.0.6
:::

## 安裝

#### 建立目錄, 路徑隨意

mkdir /root/graylog

#### 建立 yml 檔案

vim /root/graylog/docker-compose.yml

#### 從官方文件複製 yml 內容來貼上, 這邊選用 version 2
> vim 貼上小技巧參考 https://hackmd.io/Sagc-Bd0TAWsbtK6CXa-5w

version: '2'
services:
  # MongoDB: https://hub.docker.com/_/mongo/
  mongodb:
    image: mongo:3
    restart: always
  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch-oss:6.8.10
    restart: always
    environment:
      - http.host=0.0.0.0
      - transport.host=localhost
      - network.host=0.0.0.0
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
    ulimits:
      memlock:
        soft: -1
        hard: -1
    mem_limit: 1g
  # Graylog: https://hub.docker.com/r/graylog/graylog/
  graylog:
    image: graylog/graylog:3.3
    restart: always
    environment:
      # CHANGE ME (must be at least 16 characters)!
      - GRAYLOG_PASSWORD_SECRET=kYfrO6JoGs3uxnd8iR
      # Password: admin
      - GRAYLOG_ROOT_PASSWORD_SHA2=8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918
      - GRAYLOG_HTTP_EXTERNAL_URI=http://192.168.51.154:9000/
      - GRAYLOG_ROOT_TIMEZONE=Asia/Taipei
    links:
      - mongodb:mongo
      - elasticsearch
    depends_on:
      - mongodb
      - elasticsearch
    ports:
      # Graylog web interface and REST API
      - 9000:9000
      # Syslog TCP
      - 1514:1514
      # Syslog UDP
      - 1514:1514/udp
      # GELF TCP
      - 12201:12201
      # GELF UDP
      - 12201:12201/udp

:::info
1. 修改 GRAYLOG_HTTP_EXTERNAL_URI 為訪問地址
2. 修改 GRAYLOG_ROOT_TIMEZONE 指定時區
:::

#### 背景執行

docker-compose up -d