Yaml
apiVersion: v1
kind: ConfigMap
metadata:
name: prometheus-config
namespace: mw
data:
prometheus.yml: |
global:
scrape_interval: 15s
scrape_timeout: 15s
scrape_configs:
- job_name: 'prometheus'
static_configs:
- targets: ['localhost:9090']
---
apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
name: local-storage
provisioner: kubernetes.io/no-provisioner
volumeBindingMode: WaitForFirstConsumer
---
apiVersion: v1
kind: PersistentVolume
metadata:
name: prometheus-local
labels:
app: prometheus
spec:
accessModes:
- ReadWriteOnce
capacity:
storage: 2Gi
storageClassName: local-storage
local:
path: /data/k8s/prometheus
persistentVolumeReclaimPolicy: Retain
nodeAffinity:
required:
nodeSelectorTerms:
- matchExpressions:
- key: kubernetes.io/hostname
operator: In
values:
- k8s # 主机名
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: prometheus-data
namespace: mw
spec:
selector:
matchLabels:
app: prometheus
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 2Gi
storageClassName: local-storage
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: prometheus
namespace: mw
labels:
app: prometheus
spec:
selector:
matchLabels:
app: prometheus
template:
metadata:
labels:
app: prometheus
spec:
serviceAccountName: prometheus
initContainers: # InitContainer 执行成功后就结束退出
- name: fix-permissions
image: busybox
command: [chown, -R, "nobody:nobody", /prometheus]
containers:
- image: prom/prometheus:v2.39.1
name: prometheus
args:
- "--config.file=/etc/prometheus/prometheus.yml"
- "--storage.tsdb.path=/prometheus" # 指定tsdb数据路径
- "--storage.tsdb.retention.time=24h"
- "--web.enable-admin-api" # 控制对admin HTTP API的访问,其中包括删除时间序列等功能
- "--web.enable-lifecycle" # 支持热更新,直接执行localhost:9090/-/reload立即生效
ports:
- containerPort: 9090
name: http
volumeMounts:
- mountPath: "/etc/prometheus"
name: config-volume
- mountPath: "/prometheus"
name: data
resources:
requests:
cpu: 200m
memory: 1024Mi
limits:
cpu: 200m
memory: 1024Mi
volumeMounts:
- name: data
mountPath: /prometheus
volumes:
- name: data
persistentVolumeClaim:
claimName: prometheus-data
- configMap:
name: prometheus-config
name: config-volume
---
apiVersion: v1
kind: Service
metadata:
name: prometheus
namespace: mw
labels:
app: prometheus
spec:
selector:
app: prometheus
type: NodePort
ports:
- name: web
nodePort: 30407
port: 9090
targetPort: http
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: prometheus
namespace: mw
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: prometheus
rules:
- apiGroups:
- ""
resources:
- nodes
- services
- endpoints
- pods
- nodes/proxy
verbs:
- get
- list
- watch
- apiGroups:
- "extensions"
resources:
- ingresses
verbs:
- get
- list
- watch
- apiGroups:
- ""
resources:
- configmaps
- nodes/metrics
verbs:
- get
- nonResourceURLs:
- /metrics
verbs:
- get
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: prometheus
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: prometheus
subjects:
- kind: ServiceAccount
name: prometheus
namespace: mw
参考文献
https://blog.csdn.net/qq_34556414/article/details/113858984
原文地址:http://www.cnblogs.com/abc608088/p/16796920.html
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