Kubernetes 使用Helm访问k8s configmap中的配置文件时,数据为空
我正在尝试在我的部署中使用配置图和头盔图表。现在似乎可以使用Helm根据以下文档访问文件: 这是我的部署:Kubernetes 使用Helm访问k8s configmap中的配置文件时,数据为空,kubernetes,kubernetes-helm,configmap,Kubernetes,Kubernetes Helm,Configmap,我正在尝试在我的部署中使用配置图和头盔图表。现在似乎可以使用Helm根据以下文档访问文件: 这是我的部署: kind: Deployment apiVersion: extensions/v1beta1 metadata: name: "{{ template "service.fullname" . }}" labels: chart: "{{ .Chart.Name }}-{{ .Chart.Version }}" spec: replicas: {{ .
kind: Deployment
apiVersion: extensions/v1beta1
metadata:
name: "{{ template "service.fullname" . }}"
labels:
chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
spec:
replicas: {{ .Values.replicaCount }}
template:
metadata:
labels:
app: "{{ template "service.fullname" . }}"
spec:
containers:
- name: "{{ .Chart.Name }}"
image: "{{ .Values.registryHost }}/{{ .Values.userNamespace }}/{{ .Values.projectName }}/{{ .Values.serviceName }}:{{.Chart.Version}}"
volumeMounts:
- name: {{ .Values.configmapName}}configmap-volume
mountPath: /app/config
ports:
- containerPort: 80
name: http
livenessProbe:
httpGet:
path: /health
port: http
initialDelaySeconds: 10
timeoutSeconds: 5
readinessProbe:
httpGet:
path: /health
port: http
initialDelaySeconds: 10
timeoutSeconds: 5
volumes:
- name: {{ .Values.configmapName}}configmap-volume
configMap:
name: "{{ .Values.configmapName}}-configmap"
我的configmap正在访问配置文件。以下是配置图:
apiVersion: v1
kind: ConfigMap
metadata:
name: "{{ .Values.configmapName}}-configmap"
labels:
app: "{{ .Values.configmapName}}"
data:
{{ .Files.Get "files/{{ .Values.configmapName}}-config.json" | indent 2}}
图表目录如下所示:
files/
--runtime-config.json
templates/
--configmap.yaml
--deployment.yaml
--ingress.yaml
--service.yaml
chart.value
vaues.yaml
这就是我的runtime-confi.json文件的样子:
{
"GameModeConfiguration": {
"command": "xx",
"modeId": 10,
"sessionId": 11
}
}
问题是,当我安装图表时(即使在干运行模式下),configmap的数据是空的。它不会将配置文件中的数据添加到我的configmap声明中。这是我进行试运行时的样子:
---
apiVersion: v1
kind: ConfigMap
metadata:
name: "runtime-configmap"
labels:
app: "runtime"
data:
---
kind: Deployment
apiVersion: extensions/v1beta1
metadata:
name: "whimsical-otter-runtime-service"
labels:
chart: "runtime-service-unknown/version"
spec:
replicas: 1
template:
metadata:
labels:
app: "whimsical-otter-runtime-service"
spec:
containers:
- name: "runtime-service"
image: "gcr.io/xxx-dev/xxx/runtime_service:unknown/version"
volumeMounts:
- name: runtimeconfigmap-volume
mountPath: /app/config
ports:
- containerPort: 80
name: http
resources:
limits:
cpu: 100m
memory: 100Mi
requests:
cpu: 100m
memory: 100Mi
livenessProbe:
httpGet:
path: /health
port: http
initialDelaySeconds: 10
timeoutSeconds: 5
readinessProbe:
httpGet:
path: /health
port: http
initialDelaySeconds: 10
timeoutSeconds: 5
volumes:
- name: runtimeconfigmap-volume
configMap:
name: "runtime-configmap"
---
我没有获取数据,这有什么错?替换字符串中的变量不起作用:
{{ .Files.Get "files/{{ .Values.configmapName}}-config.json" | indent 2}}
但是您可以使用printf
函数生成字符串,如下所示:
{{ .Files.Get (printf "files/%s-config.json" .Values.configmapName) | indent 2 }}
替换字符串中的变量无效:
{{ .Files.Get "files/{{ .Values.configmapName}}-config.json" | indent 2}}
但是您可以使用printf
函数生成字符串,如下所示:
{{ .Files.Get (printf "files/%s-config.json" .Values.configmapName) | indent 2 }}
除了@adebasi指出的语法问题外,您还需要在密钥中设置此代码以获得有效的configmap yaml:
apiVersion: v1
kind: ConfigMap
metadata:
name: "{{ .Values.configmapName}}-configmap"
labels:
app: "{{ .Values.configmapName}}"
data:
my-file: |
{{ .Files.Get (printf "files/%s-config.json" .Values.configmapName) | indent 4}}
或者您可以使用方便的configmap帮助程序:
apiVersion: v1
kind: ConfigMap
metadata:
name: "{{ .Values.configmapName}}-configmap"
labels:
app: "{{ .Values.configmapName}}"
data:
{{ (.Files.Glob "files/*").AsConfig | indent 2 }}
除了@adebasi指出的语法问题外,您还需要在密钥中设置此代码以获得有效的configmap yaml:
apiVersion: v1
kind: ConfigMap
metadata:
name: "{{ .Values.configmapName}}-configmap"
labels:
app: "{{ .Values.configmapName}}"
data:
my-file: |
{{ .Files.Get (printf "files/%s-config.json" .Values.configmapName) | indent 4}}
或者,您可以使用方便的configmap帮助程序:
apiVersion: v1
kind: ConfigMap
metadata:
name: "{{ .Values.configmapName}}-configmap"
labels:
app: "{{ .Values.configmapName}}"
data:
{{ (.Files.Glob "files/*").AsConfig | indent 2 }}
是的,这就是问题所在。我不知道字符串替换如何在Go模板中正常工作。是的,这就是问题所在。我不知道字符串替换如何在Go模板中正常工作。是的,你是对的。字符串替换问题。第二个解决方案很简单。谢谢是的,你是对的。字符串替换问题。第二个解决方案很简单。谢谢