{"height":"190","provider_name":"Hatena Blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/o/orinbou/20230405/20230405120730.png","width":"100%","blog_title":"\u6a5f\u96f7\u304c\u306a\u3093\u3060\uff01 \u5168\u901f\u524d\u9032\uff01","categories":["CAKD","CKA","k8s","kubernetes"],"author_name":"orinbou","description":"NetworkPolicy\u3067\u30cf\u30de\u3063\u305f\u306e\u3067\u5099\u5fd8\u9332\u3068\u3057\u3066\u30e1\u30e2\u3057\u3066\u304a\u304d\u307e\u3059\u3002 \u3084\u308a\u305f\u3044\u3053\u3068 \u540d\u524d\u7a7a\u9593 A \u306e\u5168 Pod \u3092 Namespace B \u306e Pod \u3078\u306e\u9001\u4fe1\u3092\u5236\u9650\u3059\u308b np \u3068\u3044\u3046 NetworkPolicy \u3092\u4f5c\u6210\u3059\u308b\u3002\uff08\u53d7\u4fe1\u306f\u7279\u306b\u5236\u9650\u306a\u3057\uff09 \u540d\u524d\u7a7a\u9593 B \u306e\u5168 Pod \u304c Namespace A \u306e Pod \u304b\u3089\u306e\u53d7\u4fe1\u3057\u304b\u3067\u304d\u306a\u3044\u3088\u3046\u5236\u9650\u3059\u308b np \u3068\u3044\u3046 NetworkPolicy \u3082\u4f5c\u6210\u3059\u308b\u3002\uff08\u9001\u4fe1\u306f\u7279\u306b\u5236\u9650\u306a\u3057\uff09 \u30dd\u30fc\u30c8 53 TCP \u304a\u3088\u3073 UDP \u3067\u306e DNS \u901a\u4fe1\u3092\u8a31\u53ef\u3059\u308b\u3002 \u3084\u3063\u305f\u3053\u3068\uff08\u2605\u5931\u6557\uff09 \u540d\u524d\u7a7a\u9593 A \u7528\u306eNetworkPolicy \u25a0 np-A.yaml ap\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.orinbou.info%2Fentry%2F2023%2F04%2F05%2F123014\" title=\"k8s NetworkPolicy\u306e\u6761\u4ef6\uff08ports\uff09\u8a18\u8ff0\u306e\u6ce8\u610f\u70b9 - \u6a5f\u96f7\u304c\u306a\u3093\u3060\uff01 \u5168\u901f\u524d\u9032\uff01\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"k8s NetworkPolicy\u306e\u6761\u4ef6\uff08ports\uff09\u8a18\u8ff0\u306e\u6ce8\u610f\u70b9","url":"https://blog.orinbou.info/entry/2023/04/05/123014","author_url":"https://blog.hatena.ne.jp/orinbou/","provider_url":"https://hatena.blog","version":"1.0","type":"rich","published":"2023-04-05 12:30:14","blog_url":"https://blog.orinbou.info/"}