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            <p> 업데이트: <time datetime="2023-07-29T00:00:00+09:00">July 29, 2023</time></p>
          
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<h2 id="1-사전-준비">1. 사전 준비</h2>

<div><pre><code><span>$ </span>kubectl get configmap kube-proxy <span>-n</span> kube-system <span>-o</span> yaml | <span>grep </span>strictARP 
    strictARP: <span>false</span>
</code></pre></div>
<p>먼저 strictARP를 true로 바꿔주겠습니다. 위와 같이 strictARP를 확인하면 false라는 것을 볼 수 있습니다. 
이를 true로 바꿔주겠습니다.</p>

<div><pre><code><span>$ </span>kubectl get configmap kube-proxy <span>-n</span> kube-system <span>-o</span> yaml | <span>\</span>
<span>sed</span> <span>-e</span> <span>"s/strictARP: false/strictARP: true/"</span> | <span>\</span>
kubectl apply <span>-f</span> - <span>-n</span> kube-system

Warning: resource configmaps/kube-proxy is missing the kubectl.kubernetes.io/last-applied-configuration annotation which is required by kubectl apply. kubectl apply should only be used on resources created declaratively by either kubectl create <span>--save-config</span> or kubectl apply. The missing annotation will be patched automatically.
configmap/kube-proxy configured
</code></pre></div>
<p>위 코드가 strictARP를 true로 바꾸는 코드입니다.</p>

<div><pre><code><span>$ </span>kubectl get configmap kube-proxy <span>-n</span> kube-system <span>-o</span> yaml | <span>grep </span>strictARP
      strictARP: <span>true</span>
...<span>(</span>중략<span>)</span>
</code></pre></div>
<p>그리고 다시 strictARP를 확인하면 true인 것을 알 수 있습니다.</p>


        
      
        
        
        
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쿠버네티스(kubernetes)(7) Metallb로 로드밸런서 구축하기
1. 사전 준비
$ kubectl get configmap kube-proxy -n kube-system -o yaml | grep strictARP 
    strictARP: false
먼저 strictARP를 true로 바꿔주겠습니다. 위와 같이 strictARP를 확인하면 false라는 것을 볼 수 있습니다. 
이를 true로 바꿔주겠습니다.
$ kubectl get configmap kube-proxy -n kube-system -o yaml | \
sed -e "s/strictARP: false/strictARP: true/" | \
kubectl apply -f - -n kube-system
Warning: resource configmaps/kube-proxy is missing the kubectl.kubernetes.io/last-applied-configuration annotation which is required by kubectl apply. kubectl apply should only be used on resources created declaratively by either kubectl create --save-config or kubectl apply. The missing annotation will be patched automatically.
configmap/kube-proxy configured
위 코드가 strictARP를 true로 바꾸는 코드입니다.
$ kubectl get configmap kube-proxy -n kube-system -o yaml | grep strictARP
      strictARP: true
...(중략)
그리고 다시 strictARP를 확인하면 true인 것을 알 수 있습니다.

[Infra] 쿠버네티스(kubernetes)(7) Metallb로 로드밸런서 구축하기

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