feat(infra): k8s Helm Chart 演化与备份脚本测试

- 新增 edu-platform 平台级 chart(namespace/configmap/secret/ingress/hpa)
- 新增 api-gateway 服务级 chart(完整迁移自原 manifest)
- 新增 6 个业务服务 chart 桩(iam/core-edu/content/msg/data-ana/ai)
- 删除原 api-gateway-deployment.yaml(已迁移至 helm chart)
- 更新 infra/k8s/README.md 为 Helm Chart 管理说明
- 新增 backup-mysql.sh dry-run 测试脚本(17 断言)
This commit is contained in:
SpecialX
2026-07-08 12:50:56 +08:00
parent 9b33303195
commit d831915f06
51 changed files with 2111 additions and 165 deletions

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# data-ana 服务默认值(数据分析 - 业务领域 D6
# 副本数(生产建议 ≥ 2
replicaCount: 2
image:
repository: edu/data-ana
tag: latest # 生产请固定 tag避免 latest
pullPolicy: IfNotPresent
# 服务端口
service:
type: ClusterIP
port: 3005
targetPort: 3005
# 命名空间(默认 edu-services由 edu-platform chart 创建)
namespace: edu-services
# 探针配置
probes:
liveness:
path: /healthz
initialDelaySeconds: 15
periodSeconds: 20
timeoutSeconds: 3
failureThreshold: 3
readiness:
path: /readyz
initialDelaySeconds: 5
periodSeconds: 10
timeoutSeconds: 3
failureThreshold: 2
# 资源配额
resources:
requests:
cpu: 250m
memory: 256Mi
limits:
cpu: 1000m
memory: 1Gi
# 滚动更新策略
strategy:
type: RollingUpdate
maxSurge: 1
maxUnavailable: 0
# Prometheus 指标采集
metrics:
enabled: true
port: 3005
path: /metrics
# 安全上下文
securityContext:
runAsNonRoot: true
runAsUser: 1000
allowPrivilegeEscalation: false
capabilities:
drop: ["ALL"]
# 服务级 ConfigMap非敏感配置
configMap:
enabled: true
data:
NODE_ENV: production
LOG_LEVEL: info
# HPA
hpa:
enabled: true
minReplicas: 2
maxReplicas: 10
targetCPUUtilizationPercentage: 70
targetMemoryUtilizationPercentage: 80
# 敏感配置(从 Secret 引用Secret 由 edu-platform chart 或 ExternalSecrets 管理)
secretRefs:
- name: edu-platform-secret
keys:
- MYSQL_PASSWORD
- JWT_SECRET
- REDIS_PASSWORD