elasticsearch-statefulset.yaml
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apiVersion: apps/v1
kind: StatefulSet
metadata:
name: elasticsearch
labels:
app: elasticsearch
spec:
serviceName: elasticsearch-service
replicas: 1
selector:
matchLabels:
app: elasticsearch
template:
metadata:
labels:
app: elasticsearch
spec:
# 更宽松的安全上下文
securityContext:
fsGroup: 1000
runAsUser: 1000
runAsNonRoot: true
containers:
- name: elasticsearch
image: docker.elastic.co/elasticsearch/elasticsearch:7.7.0
securityContext:
runAsUser: 1000
runAsGroup: 1000
allowPrivilegeEscalation: false
capabilities:
drop:
- ALL
env:
- name: discovery.type
value: single-node
- name: ES_JAVA_OPTS
value: "-Xmx1g -Xms512m"
- name: xpack.security.enabled
value: "false"
- name: xpack.security.http.ssl.enabled
value: "false"
- name: xpack.security.transport.ssl.enabled
value: "false"
ports:
- containerPort: 9200
name: http
- containerPort: 9300
name: transport
resources:
requests:
memory: "512Mi"
cpu: "1000m"
limits:
memory: "1Gi"
cpu: "2000m"
volumeMounts:
- name: elasticsearch-data
mountPath: /usr/share/elasticsearch/data
livenessProbe:
httpGet:
path: /_cluster/health
port: 9200
initialDelaySeconds: 60
periodSeconds: 30
readinessProbe:
httpGet:
path: /_cluster/health
port: 9200
initialDelaySeconds: 30
periodSeconds: 10
volumeClaimTemplates:
- metadata:
name: elasticsearch-data
spec:
accessModes: [ "ReadWriteOnce" ]
storageClassName: gp3
resources:
requests:
storage: 15Gi