104 lines
2.6 KiB
YAML
104 lines
2.6 KiB
YAML
---
|
||
# Headless Service（StatefulSet 必需，哪怕单节点，无头）
|
||
apiVersion: v1
|
||
kind: Service
|
||
metadata:
|
||
name: elasticsearch
|
||
namespace: es-test
|
||
spec:
|
||
clusterIP: None
|
||
selector:
|
||
app: elasticsearch
|
||
ports:
|
||
- port: 9200
|
||
name: http
|
||
- port: 9300
|
||
name: transport
|
||
|
||
---
|
||
# 单节点 StatefulSet (有状态工作负载)
|
||
apiVersion: apps/v1
|
||
kind: StatefulSet
|
||
metadata:
|
||
name: elasticsearch
|
||
namespace: es-test
|
||
spec:
|
||
serviceName: "elasticsearch"
|
||
replicas: 1 # 👈 单节点！
|
||
selector:
|
||
matchLabels:
|
||
app: elasticsearch
|
||
template:
|
||
metadata:
|
||
labels:
|
||
app: elasticsearch
|
||
spec:
|
||
# ✅ 关键：initContainer 修复内核参数（腾讯云默认可能不足）
|
||
initContainers:
|
||
- name: increase-vm-max-map
|
||
image: busybox
|
||
command: ["sysctl", "-w", "vm.max_map_count=262144"]
|
||
securityContext:
|
||
privileged: true
|
||
|
||
containers:
|
||
- name: elasticsearch
|
||
image: docker.elastic.co/elasticsearch/elasticsearch:9.2.2
|
||
env:
|
||
- name: discovery.type
|
||
value: "single-node" # ⚠️ 必须！否则 ES 9 会报错退出
|
||
- name: cluster.name
|
||
value: "test-es-cluster"
|
||
- name: node.name
|
||
value: "es-test-node"
|
||
- name: ES_JAVA_OPTS
|
||
value: "-Xms1g -Xmx1g" # 测试环境 1G 足够
|
||
ports:
|
||
- containerPort: 9200
|
||
name: http
|
||
- containerPort: 9300
|
||
name: transport
|
||
volumeMounts:
|
||
- name: data
|
||
mountPath: /usr/share/elasticsearch/data
|
||
|
||
# 探针（可选，加快感知）
|
||
readinessProbe:
|
||
httpGet:
|
||
path: /_cluster/health
|
||
port: 9200
|
||
initialDelaySeconds: 20
|
||
periodSeconds: 10
|
||
livenessProbe:
|
||
httpGet:
|
||
path: /_cluster/health
|
||
port: 9200
|
||
initialDelaySeconds: 60
|
||
periodSeconds: 30
|
||
|
||
# ✅ ES 9 默认非 root 运行，必须设置
|
||
securityContext:
|
||
runAsUser: 1000
|
||
runAsGroup: 1000
|
||
fsGroup: 1000
|
||
|
||
# 腾讯云 CBS 需要 RWO，单节点没问题
|
||
volumes:
|
||
- name: data
|
||
persistentVolumeClaim:
|
||
claimName: es-data-pvc
|
||
|
||
---
|
||
# 单独创建 PVC（StatefulSet 用 volumeClaimTemplates 更规范，但单节点直接 PVC 更直观）
|
||
apiVersion: v1
|
||
kind: PersistentVolumeClaim
|
||
metadata:
|
||
name: es-data-pvc
|
||
namespace: es-test
|
||
spec:
|
||
accessModes:
|
||
- ReadWriteOnce
|
||
storageClassName: cbs # 👈 腾讯云默认存储类（如用高性能 SSD 改为 cbs-premium）
|
||
resources:
|
||
requests:
|
||
storage: 20Gi # 测试够用，可调小如 10Gi |