[ EKS ] Configmap - 2

개요
Nginx Pod에서 configmap으로 nginx.conf 내용 수정

 

configmap - 1 링크 : https://dongwook35.tistory.com/64

 

 

[ configmap 테스트 ]

configmap으로 설정한 내용으로 pod에 적용하기 

 

 

nginx deployment 생성

• vi nginx.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-deployment
spec:
  selector:
    matchLabels:
      run: nginx
  replicas: 1 # tells deployment to run 2 pods matching the template
  template:
    metadata:
      labels:
        run: nginx
    spec:
      containers:
      - name: nginx
        image: nginx
        ports:
        - containerPort: 80
        volumeMounts:
        - mountPath: /etc/nginx/nginx.conf # nginx.conf file mount
          readOnly: true
          name: nginx-conf-cm-vol
          subPath: nginx.conf
        - mountPath: /etc/nginx/conf.d/default.conf # default.conf file mount
          readOnly: true
          name: nginx-default-conf-cm-vol
          subPath: default.conf
      volumes:
      - name: nginx-conf-cm-vol
        configMap:
          name: nginx-conf-cm
          items:
            - key: nginx-conf
              path: nginx.conf
      - name: nginx-default-conf-cm-vol
        configMap:
          name: nginx-default-conf-cm
---
apiVersion: v1
kind: Service
metadata:
  name: nginx
  labels:
    run: nginx
spec:
  ports:
  - port: 80
  selector:
    run: nginx

 

 

configmap 생성

• /etc/nginx/nginx.conf
  • vi cm-nginx-conf.yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: nginx-conf-cm
data:
  nginx-conf: |
    # test dw
    user  nginx;
    worker_processes  auto;

    error_log  /var/log/nginx/error.log notice;
    pid        /var/run/nginx.pid;


    events {
        worker_connections  1024;
    }


    http {
        include       /etc/nginx/mime.types;
        default_type  application/octet-stream;

        log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                          '$status $body_bytes_sent "$http_referer" '
                          '"$http_user_agent" "$http_x_forwarded_for"';

        access_log  /var/log/nginx/access.log  main;

        sendfile        on;
        #tcp_nopush     on;

        keepalive_timeout  65;

        #gzip  on;

        include /etc/nginx/conf.d/*.conf;
    }

 

configmap 생성

• /etc/nginx/conf.d/default.conf
  • vi cm-default-conf.yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: nginx-default-conf-cm
data:
  default.conf: |
    # test dw
    server {
        listen       80;
        listen  [::]:80;
        server_name  localhost;

        #access_log  /var/log/nginx/host.access.log  main;

        location / {
            root   /usr/share/nginx/html;
            index  index.html index.htm;
        }

        #error_page  404              /404.html;

        # redirect server error pages to the static page /50x.html
        #
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   /usr/share/nginx/html;
        }

        # proxy the PHP scripts to Apache listening on 127.0.0.1:80
        #
        #location ~ \.php$ {
        #    proxy_pass   http://127.0.0.1;
        #}

        # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
        #
        #location ~ \.php$ {
        #    root           html;
        #    fastcgi_pass   127.0.0.1:9000;
        #    fastcgi_index  index.php;
        #    fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
        #    include        fastcgi_params;
        #}

        # deny access to .htaccess files, if Apache's document root
        # concurs with nginx's one
        #
        #location ~ /\.ht {
        #    deny  all;
        #}
    }

 

 

nginx 배포

kubectl apply -f cm-nginx-conf.yaml
kubectl apply -f cm-default-conf.yaml
kubectl apply -f nginx.yaml

 

 

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