https://www.chenshaowen.com/en/tags/nodeport/Recent content in NodePort on Shaowen Chen's WebsiteHugo -- gohugo.ioen©2016 - {year}, All Rights Reserved.Wed, 23 Jun 2021 00:00:00 +0000weeklyhttps://www.chenshaowen.com/en/blog/how-to-configure-networkpolicy-for-nodeport.htmlWed, 23 Jun 2021 00:00:00 +0000Wed, 23 Jun 2021 00:00:00 +0000https://www.chenshaowen.com/en/blog/how-to-configure-networkpolicy-for-nodeport.html1. Background As shown above, the business team needs to isolate the services in a namespace, forbidding access from workloads in the bar namespace while allowing users to reach the service through a Load Balancer (LB) via NodePort. It is easy to write a network policy: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 apiVersion: networking.微信公众号NetworkPolicyNetworkKubernetesOperationsSecurityLearningNodePortNetwork Isolation