[英]how to use service name inside kubernetes pod
例如,假設您的服務規范如下所示:
apiVersion: v1
kind: Service
metadata:
name: api
namespace: einstore # <-- you need to specify the namespace
labels:
app: api
spec:
type: NodePort
ports:
- port: 8080
nodePort: 30001
targetPort: 8080
protocol: TCP
name: api
selector:
app: api
同樣對於您的部署:
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: api
name: api
namespace: einstore # <-- you need to specify the namespace
spec:
selector:
...
在集群中(例如 pod 到 pod),您可以將服務稱為:
- name: APICORE_SERVER_URL
value: "http://api.einstore:8080"
這是我的服務 他的名字是 api
apiVersion: v1
kind: Service
metadata:
name: api
labels:
app: api
spec:
type: NodePort
ports:
- port: 8080
nodePort: 30001
targetPort: 8080
protocol: TCP
name: api
selector:
app: api
這是我的部署
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: api
name: api
spec:
selector:
matchLabels:
app: api
template:
metadata:
labels:
app: api
spec:
containers:
- name: api
image: einstore/einstore-core:0.1.1
env:
- name: APICORE_STORAGE_LOCAL_ROOT
value: "/home/einstore"
- name: APICORE_SERVER_NAME
value: "Einstore - Enterprise AppStore"
- name: APICORE_SERVER_MAX_UPLOAD_FILESIZE
value: "50"
- name: APICORE_DATABASE_HOST
value: "postgres"
- name: APICORE_DATABASE_USER
value: "einstore"
- name: APICORE_DATABASE_PASSWORD
value: "einstore"
- name: APICORE_DATABASE_DATABASE
value: "einstore"
- name: APICORE_DATABASE_PORT
value: "5432"
- name: APICORE_DATABASE_LOGGING
value: "false"
- name: APICORE_JWT_SECRET
value: "secret"
- name: APICORE_STORAGE_S3_ENABLED
value: "false"
- name: APICORE_STORAGE_S3_BUCKET
value: "~"
- name: APICORE_STORAGE_S3_ACCESS_KEY
value: "~"
- name: APICORE_STORAGE_S3_REGION
value: "~"
- name: APICORE_STORAGE_S3_SECRET_KEY
value: "~"
- name: APICORE_SERVER_URL
value: "http://**.***.*.***:30001/"
當我嘗試用我的機器@ip 替換 *** 一切正常,但我需要更改它,以便有服務的名稱,以便我可以在任何其他機器上部署應用程序第一個解決方案 LGTM 但是我得到這個錯誤
curl http://api.einstore:8080/
curl: (6) Could not resolve host: api.einstore
注意:einstore=我的命名空間的名稱
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