feat(monitoring): 接入 Loki + Promtail 日志采集,Grafana 可直接搜索容器日志
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@@ -197,9 +197,40 @@ services:
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GF_SECURITY_ADMIN_USER: ${GRAFANA_ADMIN_USER:-admin}
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GF_SECURITY_ADMIN_PASSWORD: ${GRAFANA_ADMIN_PASSWORD:?Grafana 管理员密码必填,见 .env.example}
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GF_USERS_ALLOW_SIGN_UP: "false"
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# 新用户默认界面语言:简体中文
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GF_USERS_LANGUAGE: "zh-Hans"
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TZ: Asia/Shanghai
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depends_on:
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- prometheus
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- loki
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# ─────────── 日志(Loki + Promtail)───────────
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# Loki:日志存储与查询引擎;Promtail:采集容器 stdout/stderr 推给 Loki。
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# Grafana 里通过 Loki 数据源可直接搜索/过滤各容器的请求日志。
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loki:
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image: grafana/loki:latest
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container_name: fruitshorts-loki
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restart: unless-stopped
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command: -config.file=/etc/loki/local-config.yaml
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volumes:
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- ./loki-config.yml:/etc/loki/local-config.yaml:ro
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- loki-data:/loki
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expose:
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- "3100"
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# 镜像为 distroless(无 shell/wget),无法在容器内做 HTTP 探活;
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# 靠 restart: unless-stopped 自动拉起,Grafana 数据源状态可反映可用性。
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promtail:
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image: grafana/promtail:latest
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container_name: fruitshorts-promtail
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restart: unless-stopped
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command: -config.file=/etc/promtail/config.yml
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volumes:
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- ./promtail-config.yml:/etc/promtail/config.yml:ro
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# 读取容器日志需要 Docker socket
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- /var/run/docker.sock:/var/run/docker.sock:ro
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depends_on:
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- loki
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# 黑盒探活:从外部探测接口可用性与耗时
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blackbox:
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@@ -227,3 +258,4 @@ volumes:
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redis-data:
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prometheus-data:
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grafana-data:
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loki-data:
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