
jertel/elastalert2ElastAlert 2是一款基于Elasticsearch的告警工具,用于从Elasticsearch中查询数据并根据预定义规则触发告警。本镜像为ElastAlert 2的官方Docker镜像,提供便捷的部署方式,适用于快速搭建Elasticsearch监控告警系统。
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需挂载ElastAlert 2配置文件(config.yaml)和告警规则目录(存放.yaml规则文件):
bashdocker run -d \ --name elastalert2 \ -v /path/to/config.yaml:/opt/elastalert/config.yaml \ -v /path/to/rules:/opt/elastalert/rules \ -e ELASTICSEARCH_HOST=elasticsearch \ -e ELASTICSEARCH_PORT=9200 \ jertel/elastalert2:latest
配合Elasticsearch部署的docker-compose.yml示例:
yamlversion: '3' services: elasticsearch: image: docker.elastic.co/elasticsearch/elasticsearch:8.11.0 environment: - discovery.type=single-node ports: - "9200:9200" networks: - elastalert-network elastalert2: image: jertel/elastalert2:latest volumes: - ./config.yaml:/opt/elastalert/config.yaml - ./rules:/opt/elastalert/rules environment: - ELASTICSEARCH_HOST=elasticsearch - ELASTICSEARCH_PORT=9200 - ELASTICSEARCH_USER=elastic - ELASTICSEARCH_PASSWORD=changeme depends_on: - elasticsearch networks: - elastalert-network networks: elastalert-network:
| 环境变量 | 描述 | 默认值 |
|---|---|---|
ELASTICSEARCH_HOST | Elasticsearch主机地址 | localhost |
ELASTICSEARCH_PORT | Elasticsearch端口 | 9200 |
ELASTICSEARCH_USER | Elasticsearch认证用户名 | (可选,无认证时留空) |
ELASTICSEARCH_PASSWORD | Elasticsearch认证密码 | (可选,无认证时留空) |
ELASTALERT_CONFIG | 配置文件路径 | /opt/elastalert/config.yaml |
告警规则需在挂载的rules目录中创建.yaml文件(如error_alert.yaml),示例规则:
yamlname: High Error Rate Alert type: frequency index: logs-* num_events: 10 timeframe: minutes: 5 filter: - query: query_string: query: "level: ERROR" alert: - "email" *** - "***"
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