ELK Log Query MCP
Provides tools for querying and retrieving logs from Elasticsearch through Kibana, including listing data views, searching logs by time range and query string, tracing by trace ID, and expanding log entries.
Provides tools for querying and retrieving logs from Elasticsearch through Kibana, including listing data views, searching logs by time range and query string, tracing by trace ID, and expanding log entries.
Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@ELK Log Query MCPfind logs for error in default project last 2 hours"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
ELK Log Query MCP
通过 Playwright 登录 Kibana,用 FastMCP 暴露日志查询工具,按项目(Data View / 索引)检索日志。
功能
Tool | 说明 |
| 列出 |
| 拉取 Kibana 侧全部 Data View / Index Pattern |
| 按时间范围 + query_string 查日志;默认 |
| 按 TraceId / TID 关联查询(默认根 ID,覆盖同链路各 span) |
| 用摘要命中的 |
Related MCP server: Kibana MCP Server
安装
cd ELK-mcp-server
python3 -m venv .venv
source .venv/bin/activate
pip install -e .
playwright install chromium配置
cp config.example.yaml config.yaml
# 编辑 config.yaml:填写 base_url、账号密码、项目与 data_view_id 映射示例:
kibana:
base_url: "https://elk.dev.jk.com"
username: "elastic"
password: "YOUR_PASSWORD"
headless: true
projects:
- name: default
data_view_id: "2eba7c60-6fa0-11f1-adae-c9851401c97f"
aliases:
- aas-dev-zs-saas-crm-admin
- zs-saas-crm-admin
- name: my-service
data_view_id: "<another-data-view-id>"
# 或只用 pattern:
# index_pattern: "logs-my-service-*"data_view_id 来自 Discover URL 中的 index='...'。aliases 用于把用户口中的服务名映射到同一 Data View。
本地启动
source .venv/bin/activate
python -m elk_mcp.server
# 或
elk-mcp接入 Cursor
在 Cursor MCP 配置中加入(路径按本机修改):
{
"mcpServers": {
"elk-logs": {
"command": "/Users/zhengzihang/Documents/trae_projects/ELK-mcp-server/.venv/bin/python",
"args": ["-m", "elk_mcp.server"],
"cwd": "/Users/zhengzihang/Documents/trae_projects/ELK-mcp-server",
"env": {
"PYTHONPATH": "/Users/zhengzihang/Documents/trae_projects/ELK-mcp-server/src"
}
}
}
}若已 pip install -e .,可省略 PYTHONPATH,command 使用 .venv/bin/elk-mcp 亦可。
Agent Skill
项目内 Cursor Skill:.cursor/skills/elk-logs/SKILL.md
指导 Agent 按「摘要 → Trace 关联 → 展开」工作流使用本 MCP(查日志 / TraceId / 排障时自动适用)。
使用示例
list_projects— 查看已配置项目与 aliasessearch_logs(project="default", service="zs-saas-crm-admin", query='"queryReceptionDocumentDetail"', from_time="now-1d", size=20)
— 默认摘要:summary+message_preview/level/error_type/trace_idsearch_by_trace_id(trace_id="18b3bac3....116....", project="default", from_time="now-1d")
—match=related(默认)用.前的根 ID 拉整条链路;match=exact只匹配完整 span TIDexpand_log_hit(index=hit._index, doc_id=hit._id)— 展开完整 message/堆栈需要列表内直接带 message:
mode="full";total=0时阅读hints/meta
说明
会话 Cookie 会持久化到
.elk_session/cookies.json(可用kibana.cookie_file覆盖);启动时优先复用,仅在缺失/探测失败/401/403 时用 Playwright 重新登录,登录后关闭浏览器。查询走 Kibana HTTP API(Cookie +
kbn-xsrf),不解析 Discover DOM。search_logs默认mode=summary,只返回预览与归类摘要;完整日志用expand_log_hit二次拉取。search_by_trace_id用于链路关联:兼容[TID:...]/TID:/ 原始 ID,默认按根 TraceId 查询并返回trace_summary。mode=full时默认字段仍为@timestamp+message,长字段头尾截断;fields=["*"]可拿全文。kuery/lucene目前都按 ESquery_string执行;驼峰方法名、接口路径请加引号。config.yaml与.elk_session/含敏感信息,已加入.gitignore,请勿提交。
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