Content of reverseproxy.conf
---------------------------
server {
listen 80;
server_name localhost;
location / {
proxy_bind 127.0.0.1;
proxy_pass http://127.0.0.1:3000;
}
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root /usr/share/nginx/html;
}
}Commands to execute to create configmap
---------------------------
kubectl create configmap my-config --from-file=reverseproxy.conf
kubectl get cm
kubectl describe cm my-configExample pod using configmap
---------------------------
apiVersion: v1
kind: Pod
metadata:
name: helloworld-nginx
labels:
app: helloworld-nginx
spec:
containers:
- name: nginx
image: nginx:1.11
ports:
- containerPort: 80
volumeMounts:
- name: config-volume
mountPath: /etc/nginx/conf.d
- name: k8s-demo
image: wardviaene/k8s-demo
ports:
- containerPort: 3000
volumes:
- name: config-volume
configMap:
name: my-config
items:
- key: reverseproxy.conf
path: myconfo.confValidating configmap inside a pod
---------------------------
kubectl exec -it helloworld-nginx /bin/bash
cd /etc/nginx/conf.d
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