
robustadev/kubewatchKubewatch是一款轻量级的Kubernetes事件监控工具,旨在实时跟踪Kubernetes集群中的资源变更事件(如Pod、Deployment、Service等资源的创建、更新、删除操作),并将事件信息及时推送至预配置的通知渠道,帮助集群管理员和DevOps团队快速掌握集群动态。
bashdocker run -d \ --name kubewatch \ -v /path/to/kubeconfig:/root/.kube/config \ # 挂载Kubernetes配置文件 -e KUBEWATCH_RESOURCE="pod,deployment,service" \ # 要监控的资源类型,逗号分隔 -e KUBEWATCH_SLACK_CHANNEL="#kubernetes-alerts" \ # Slack通知渠道 -e KUBEWATCH_SLACK_TOKEN="xoxb-xxxxxxxxx-xxxxxxxxxx-xxxxxxxxxxxxxxxxxxxxxxxx" \ # Slack API Token kubewatch:latest
yamlapiVersion: apps/v1 kind: Deployment metadata: name: kubewatch namespace: default spec: replicas: 1 selector: matchLabels: app: kubewatch template: metadata: labels: app: kubewatch spec: containers: - name: kubewatch image: kubewatch:latest env: - name: KUBEWATCH_RESOURCE value: "pod,deployment,node" - name: KUBEWATCH_SLACK_CHANNEL value: "#cluster-monitor" - name: KUBEWATCH_SLACK_TOKEN valueFrom: secretKeyRef: name: kubewatch-secrets key: slack-token volumeMounts: - name: kubeconfig mountPath: /root/.kube/config readOnly: true volumes: - name: kubeconfig secret: secretName: kubeconfig-secret # 包含kubeconfig的Secret
| 环境变量名 | 描述 | 默认值 |
|---|---|---|
KUBEWATCH_RESOURCE | 需监控的Kubernetes资源类型,逗号分隔(支持:pod,deployment,replicaset,service,node,job,daemonset) | pod,deployment |
KUBEWATCH_SLACK_CHANNEL | Slack通知渠道名称(如配置Slack渠道时必填) | 无 |
KUBEWATCH_SLACK_TOKEN | Slack API访问Token(如配置Slack渠道时必填) | 无 |
KUBEWATCH_EMAIL_TO | 接收通知的***地址(如配置Email渠道时必填,逗号分隔多个地址) | 无 |
KUBEWATCH_EMAIL_SMTP_HOST | SMTP服务器地址(如配置Email渠道时必填) | 无 |
KUBEWATCH_EMAIL_SMTP_PORT | SMTP服务器端口(如配置Email渠道时必填) | 587 |
KUBEWATCH_EMAIL_SMTP_USER | SMTP认证用户名(如配置Email渠道时必填) | 无 |
KUBEWATCH_EMAIL_SMTP_PASSWORD | SMTP认证密码(如配置Email渠道时必填) | 无 |
KUBEWATCH_WEBHOOK_URL | Webhook通知接收URL(如配置Webhook渠道时必填) | 无 |
KUBEWATCH_EVENT_FILTER | 事件过滤规则,格式为"资源类型:事件类型"(如"pod:deleted,deployment:updated") | 无 |
除环境变量外,也可通过挂载配置文件(默认路径/etc/kubewatch/config.yaml)进行配置,示例:
yamlresource: - pod - deployment - service slack: channel: "#kubernetes-alerts" token: "xoxb-xxxxxxxxx-xxxxxxxxxx-xxxxxxxxxxxxxxxxxxxxxxxx" webhook: url: "[***]" eventFilter: - "pod:deleted" - "deployment:updated"
#kubernetes-alerts)chat:write权限)KUBEWATCH_SLACK_CHANNEL和KUBEWATCH_SLACK_TOKENKUBEWATCH_WEBHOOK_URL设置端点URLjson{ "eventType": "pod_deleted", "resource": "pod", "name": "example-pod", "namespace": "default", "timestamp": "2024-05-20T10:30:00Z", "message": "Pod example-pod in namespace default has been deleted" }
docker logs kubewatch查看容器日志)




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