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[k8s] curl 오류kubernetes/trouble shooting 2025. 1. 8. 15:15
curl 오류
동일 Node 내 A Pod에서 B Pod에서 Curl 명령시, 조회가 되지 않았다.
이유는 다양해보이지만 일단 Selinux를 disabled 하니까 해결되긴 되었다,,
해결 방법
apt install selinux-utils setenforce 0결과
root@master:~# kubectl get pods -o wide NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES my-nginx-587f57b444-ffpxq 1/1 Running 0 100m 192.168.166.132 node1 <none> <none> my-nginx-587f57b444-glhq7 1/1 Running 0 100m 192.168.104.4 node2 <none> <none> testpod 1/1 Running 0 19m 192.168.104.5 node2 <none> <none>root@master:~# kubectl exec -it testpod /bin/bash kubectl exec [POD] [COMMAND] is DEPRECATED and will be removed in a future version. Use kubectl exec [POD] -- [COMMAND] instead.root@testpod:/# curl 192.168.104.4 <!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> <style> body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } </style> </head> <body> <h1>Welcome to nginx!</h1> <p>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.</p> <p>For online documentation and support please refer to <a href="http://nginx.org/">nginx.org</a>.<br/> Commercial support is available at <a href="http://nginx.com/">nginx.com</a>.</p> <p><em>Thank you for using nginx.</em></p> </body> </html>