traefik搭建方式如下:
https://www.yuque.com/duiniwukenaihe/ehb02i/odflm7 。
Prometheus-oprator搭建方式如下:
https://www.yuque.com/duiniwukenaihe/ehb02i/tm6vl7。
Prometheus的文档写了grafana添加了traefik的监控模板。但是现在仔细一看。traefik的监控图是空的,Prometheus的 target也没有对应traefik的监控。
现在配置下添加traefik服务发现以及验证一下grafana的图表。
参照https://www.yuque.com/duiniwukenaihe/ehb02i/odflm7。配置中默认开启了默认的Prometheus监控。
https://doc.traefik.io/traefik/observability/metrics/prometheus/可参照traefik官方文档。
$ kubectl get svc -n kube-system
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
cilium-agent ClusterIP None <none> 9095/TCP 15d
etcd-k8s ClusterIP None <none> 2379/TCP 8d
hubble-metrics ClusterIP None <none> 9091/TCP 15d
hubble-relay ClusterIP 172.254.38.50 <none> 80/TCP 15d
hubble-ui ClusterIP 172.254.11.239 <none> 80/TCP 15d
kube-controller-manager ClusterIP None <none> 10257/TCP 8d
kube-controller-manager-svc ClusterIP None <none> 10252/TCP 6d
kube-dns ClusterIP 172.254.0.10 <none> 53/UDP,53/TCP,9153/TCP 15d
kube-scheduler ClusterIP None <none> 10259/TCP 8d
kube-scheduler-svc ClusterIP None <none> 10251/TCP 6d
kubelet ClusterIP None <none> 10250/TCP,10255/TCP,4194/TCP 8d
traefik ClusterIP 172.254.12.88 <none> 80/TCP,443/TCP,8080/TCP 11d
kubectl edit service traefik -n kube-system
设置 Label “app: traefik”
参照的是traefik-deploy.yaml 中的app:traefik这个标签用了,当然了也可以自己定义下用下别的......
traefik-service-monitoring.yaml
apiVersion: monitoring.coreos.com/v1
kind: ServiceMonitor
metadata:
name: traefik
namespace: monitoring
labels:
app: traefik
spec:
jobLabel: traefik-metrics
selector:
matchLabels:
app: traefik
namespaceSelector:
matchNames:
- kube-system
endpoints:
- port: admin
path: /metrics
创建该Service Monitor
$ kubectl apply -f traefik-monitor.yaml
嗯 这也算是添加target的一个例子。下次写下配置下自动发现规则?