CentOS7安装部署Prometheus和Grafana

Prometheus监控更多信息，详见前面的文档：https://www.jianshu.com/p/35e23e78b60d

下面内容紧接前文：

导入镜像

将下所需要镜像导入到私有仓库
拷贝所有镜像到 master 的 images 目录下

[root@master images]# for i in *.gz;do docker load -i ${i};done
[root@master images]# img="prom/node-exporter v1.0.0
quay.io/coreos/prometheus-config-reloader v0.35.1
quay.io/coreos/prometheus-operator v0.35.1
quay.io/coreos/kube-state-metrics v1.9.2
grafana/grafana 6.4.3
jimmidyson/configmap-reload v0.3.0
quay.io/prometheus/prometheus v2.11.0
quay.io/prometheus/alertmanager v0.18.0
quay.io/coreos/k8s-prometheus-adapter-amd64 v0.5.0
quay.io/coreos/kube-rbac-proxy v0.4.1"
[root@master images]# while read _f _v;do 
  docker tag ${_f}:${_v} 192.168.1.100:5000/${_f##*/}:${_v}
  docker push 192.168.1.100:5000/${_f##*/}:${_v}
  docker rmi ${_f}:${_v}
done <<<"${img}"
[root@master images]# curl http://192.168.1.100:5000/v2/_catalog
{"repositories":["alertmanager","configmap-reload","coredns","dashboard","etcd","flannel","grafana","k8s-prometheus-adapter-amd64","kube-apiserver","kube-controller-manager","kube-proxy","kube-rbac-proxy","kube-scheduler","kube-state-metrics","metrics-scraper","metrics-server","myos","nginx-ingress-controller","node-exporter","pause","prometheus","prometheus-config-reloader","prometheus-operator"]}

operator安装

拷贝prometheus/setup 目录到 master 下

[root@master prometheus]# curl http://192.168.1.100:5000/v2/configmap-reload/tags/list
{"name":"configmap-reload","tags":["v0.3.0"]}
[root@master prometheus]# curl http://192.168.1.100:5000/v2/prometheus-config-reloader/tags/list
{"name":"prometheus-config-reloader","tags":["v0.35.1"]}
[root@master prometheus]# curl http://192.168.1.100:5000/v2/prometheus-operator/tags/list
{"name":"prometheus-operator","tags":["v0.35.1"]}
[root@master prometheus]# vim setup/prometheus-operator-deployment.yaml
27:        - --config-reloader-image=192.168.1.100:5000/configmap-reload:v0.3.0
28:        - --prometheus-config-reloader=192.168.1.100:5000/prometheus-config-reloader:v0.35.1
29:        image: 192.168.1.100:5000/prometheus-operator:v0.35.1
# 验证安装
[root@master prometheus]# kubectl apply -f setup/
[root@master prometheus]# kubectl -n monitoring get pod
NAME                                   READY   STATUS    RESTARTS   AGE
prometheus-operator-75b4b59b74-72qhg   1/1     Running   0          47s

Prometheus server安装

拷贝 prometheus/prom-server 目录到 master 下

[root@master prometheus]# curl http://192.168.1.100:5000/v2/prometheus/tags/list
{"name":"prometheus","tags":["v2.11.0"]}
[root@master prometheus]# vim prom-server/prometheus-prometheus.yaml
14:   baseImage: 192.168.1.100:5000/prometheus
34:   version: v2.11.0
[root@master prometheus]# kubectl apply -f prom-server/
[root@master prometheus]# kubectl -n monitoring get pod
NAME                                   READY   STATUS    RESTARTS   AGE
prometheus-k8s-0                       3/3     Running   1          45s
prometheus-k8s-1                       3/3     Running   1          45s

prom-adapter安装

拷贝 prometheus/prom-adapter 目录到 master 下

[root@master prometheus]# curl http://192.168.1.100:5000/v2/k8s-prometheus-adapter-amd64/tags/list
{"name":"k8s-prometheus-adapter-amd64","tags":["v0.5.0"]}
[root@master prometheus]# vim prom-adapter/prometheus-adapter-deployment.yaml
28:      image: 192.168.1.100:5000/k8s-prometheus-adapter-amd64:v0.5.0
[root@master prometheus]# kubectl apply -f prom-adapter
[root@master prometheus]# kubectl -n monitoring get pod
NAME                                   READY   STATUS    RESTARTS   AGE
prometheus-adapter-856854f9f6-knqtq    1/1     Running   0          6s

metrics-state安装

拷贝 prometheus/metrics-state 目录到 master 下

[root@master prometheus]# curl http://192.168.1.100:5000/v2/kube-state-metrics/tags/list
{"name":"kube-state-metrics","tags":["v1.9.2"]}
[root@master prometheus]# curl http://192.168.1.100:5000/v2/kube-rbac-proxy/tags/list
{"name":"kube-rbac-proxy","tags":["v0.4.1"]}
[root@master prometheus]# vim metrics-state/kube-state-metrics-deployment.yaml
24:         image: 192.168.1.100:5000/kube-rbac-proxy:v0.4.1
41:         image: 192.168.1.100:5000/kube-rbac-proxy:v0.4.1
58:         image: 192.168.1.100:5000/kube-state-metrics:v1.9.2
[root@master prometheus]# kubectl apply -f metrics-state/
[root@master prometheus]# kubectl -n monitoring get pod
NAME                                   READY   STATUS    RESTARTS   AGE
kube-state-metrics-5894f64799-krvn6    3/3     Running   0          4s

node-exporter安装

拷贝 prometheus/node-exporter 目录到 master 下

[root@master prometheus]# curl http://192.168.1.100:5000/v2/node-exporter/tags/list
{"name":"node-exporter","tags":["v1.0.0"]}
[root@master prometheus]# curl http://192.168.1.100:5000/v2/kube-rbac-proxy/tags/list
{"name":"kube-rbac-proxy","tags":["v0.4.1"]}
[root@master prometheus]# vim node-exporter/node-exporter-daemonset.yaml
27:         image: 192.168.1.100:5000/node-exporter:v1.0.0
57:         image: 192.168.1.100:5000/kube-rbac-proxy:v0.4.1
[root@master prometheus]# kubectl apply -f node-exporter/
[root@master prometheus]# kubectl -n monitoring get pod
NAME                                   READY   STATUS    RESTARTS   AGE
node-exporter-7h4l9                    2/2     Running   0          7s
node-exporter-7vxmx                    2/2     Running   0          7s
node-exporter-mr6lw                    2/2     Running   0          7s
node-exporter-zg2j8                    2/2     Running   0          7s

alertmanager安装

拷贝 prometheus/alertmanager 目录到 master 下

[root@master prometheus]# curl http://192.168.1.100:5000/v2/alertmanager/tags/list
{"name":"alertmanager","tags":["v0.18.0"]}
[root@master prometheus]# vim alertmanager/alertmanager-alertmanager.yaml
09:  baseImage: 192.168.1.100:5000/alertmanager
18:  version: v0.18.0
[root@master prometheus]# kubectl apply -f alertmanager/
[root@master prometheus]# kubectl -n monitoring get pod
NAME                                   READY   STATUS    RESTARTS   AGE
alertmanager-main-0                    2/2     Running   0          16s
alertmanager-main-1                    2/2     Running   0          16s
alertmanager-main-2                    2/2     Running   0          16s

grafana安装

拷贝 prometheus/grafana 目录到 master 下

[root@master prometheus]# curl http://192.168.1.100:5000/v2/grafana/tags/list
{"name":"grafana","tags":["6.4.3"]}
[root@master prometheus]# vim grafana/grafana-deployment.yaml
19:     - image: 192.168.1.100:5000/grafana:6.4.3
[root@master prometheus]# kubectl apply -f grafana/
[root@master prometheus]# kubectl -n monitoring get pod
NAME                                   READY   STATUS    RESTARTS   AGE
grafana-647d948b69-d2hv9               1/1     Running   0          19s

发布服务

grafana服务

[root@master prometheus]# cp grafana/grafana-service.yaml ./
[root@master prometheus]# vim grafana-service.yaml
apiVersion: v1
kind: Service
metadata:
  labels:
    app: grafana
  name: grafana
  namespace: monitoring
spec:
  type: NodePort          # 新添加
  ports:
  - name: http
    port: 3000
    nodePort: 30000       # 新添加
    targetPort: http
  selector:
    app: grafana
[root@master prometheus]# kubectl apply -f grafana-service.yaml
[root@master prometheus]# kubectl -n monitoring get service
NAME                    TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)
grafana                 NodePort    10.254.79.49     <none>        3000:30000/TCP

服务发布以后可以通过华为云弹性公网IP直接访问即可
grafana 第一次默认登录的用户名/密码（admin/admin）

2021-07-08 19-54-20屏幕截图.png