我正在将我的Angular 6应用程序作为Kubernetes容器/容器运行。在此Angular应用中,我尝试访问JSON配置对象以加载环境变量。
我已经使用volume读取配置映射,并使用mount来创建配置json文件。
如果我在yaml文件中包含卷创建代码,则我的服务将引发503
错误。
在日志中看到的吊舱处于运行模式。
我的部署yaml文件的代码段:
apiVersion: apps/v1
kind: Deployment
metadata:
name: {{ include "client-onboard.fullname" . }}
labels:
app.kubernetes.io/name: {{ include "client-onboard.name" . }}
helm.sh/chart: {{ include "client-onboard.chart" . }}
app.kubernetes.io/instance: {{ .Release.Name }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
spec:
replicas: {{ .Values.replicaCount }}
selector:
matchLabels:
app.kubernetes.io/name: {{ include "client-onboard.name" . }}
app.kubernetes.io/instance: {{ .Release.Name }}
template:
metadata:
labels:
app.kubernetes.io/name: {{ include "client-onboard.name" . }}
app.kubernetes.io/instance: {{ .Release.Name }}
spec:
containers:
- name: {{ .Chart.Name }}
image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
imagePullPolicy: {{ .Values.image.pullPolicy }}
volumeMounts:
- name: env-vars
mountPath: usr/share/nginx/html/config/env-vars.json
volumes:
- name: env-vars
configMap:
name: {{ .Chart.Name }}-configmap
ports:
- name: http
containerPort: 80
protocol: TCP
livenessProbe:
httpGet:
path: /
port: http
readinessProbe:
httpGet:
path: /
port: http
resources:
{{- toYaml .Values.resources | nindent 12 }}
{{- with .Values.nodeSelector }}
nodeSelector:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.affinity }}
affinity:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.tolerations }}
tolerations:
{{- toYaml . | nindent 8 }}
{{- end }}
我正在为此使用nginx服务器。
答案 0 :(得分:0)
要创建文件,您需要使用subPath。subPath的值必须与ConfigMap的“键”匹配。在下面的示例中,键和子路径为config.yaml。
apiVersion: v1
kind: ConfigMap
metadata:
name: sherlock-config
namespace: default
data:
config.yaml: |
namespaces:
- default
labels:
- "app"
- "owner"
---
apiVersion: v1
kind: Pod
metadata:
name: dapi-test-pod
spec:
containers:
- name: test-container
image: k8s.gcr.io/busybox
command: [ "/bin/sh", "-c", "ls /etc/config/" ]
volumeMounts:
- name: config-volume
mountPath: /etc/config/config.yaml
subPath: config.yaml
volumes:
- name: config-volume
configMap:
# Provide the name of the ConfigMap containing the files you want
# to add to the container
name: sherlock-config
restartPolicy: Never
kubectl描述cm sherlock-config
Name: sherlock-config
Namespace: default
Labels: <none>
Annotations: kubectl.kubernetes.io/last-applied-configuration:
{"apiVersion":"v1","data":{"config.yaml":"namespaces:\n - default\nlabels:\n - \"app\"\n - \"owner\"\n"},"kind":"ConfigMap","metadata":...
Data
====
config.yaml: <------ This is the key
----
namespaces:
- default
labels:
- "app"
- "owner"
Events: <none>