{"id":31416,"date":"2019-12-16T10:00:26","date_gmt":"2019-12-16T01:00:26","guid":{"rendered":"https:\/\/www.creationline.com\/?p=31416"},"modified":"2019-12-13T11:17:58","modified_gmt":"2019-12-13T02:17:58","slug":"kubernetes-1-17-%e6%96%b0%e6%a9%9f%e8%83%bd%e3%81%a8%e6%94%b9%e5%96%84%e3%81%ae%e7%b4%b9%e4%bb%8b-aquasecurity-kubernetes","status":"publish","type":"post","link":"https:\/\/www.creationline.com\/tech-blog\/cloudnative\/aquasecurity\/31416","title":{"rendered":"Kubernetes 1.17 \u65b0\u6a5f\u80fd\u3068\u6539\u5584\u306e\u7d39\u4ecb #AquaSecurity #Kubernetes"},"content":{"rendered":"<p>\u672c\u30d6\u30ed\u30b0\u306f\u300cAqua Security\u300d\u793e\u306e\u6280\u8853\u30d6\u30ed\u30b0\u30672019\u5e7412\u67089\u65e5\u306b\u516c\u958b\u3055\u308c\u305f\u300c<a href=\"https:\/\/blog.aquasec.com\/new-in-kubernetes-1.17\" rel=\"nofollow noopener noreferrer\" target=\"_blank\"> Kubernetes 1.17 Features and Enhancements <\/a>\u300d\u306e\u65e5\u672c\u8a9e\u7ffb\u8a33\u3067\u3059\u3002<\/p>\n<div style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/blog.aquasec.com\/hs-fs\/hubfs\/Blog\/What%E2%80%99s-New-in-Kubernetes-1.17_650-315-d.jpg?width=975&name=What%E2%80%99s-New-in-Kubernetes-1.17_650-315-d.jpg\" alt=\"\" \/><\/div>\n<\/p>\n<h2>Kubernetes 1.17 \u65b0\u6a5f\u80fd\u3068\u6539\u5584\u306e\u7d39\u4ecb<\/h2>\n<hr \/>\n<p>\u5148\u65e5\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f<a href=\"https:\/\/kubernetes.io\/blog\/2019\/12\/09\/kubernetes-1-17-release-announcement\/\" rel=\"noopener noreferrer\" target=\"_blank\"> Kubernetes 1.17 <\/a>\u306b\u306f\u65b0\u6a5f\u80fd\u306e\u8ffd\u52a0\u30fb\u4fee\u6b63\u30fb\u6539\u5584\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u6295\u7a3f\u3067\u306f\u3001Topology Aware Service routing\u3001Pod shared PID Namespace\u3001\u65b0\u3057\u3044 Endpoint API \u306b\u3088\u308b\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u6539\u5584\u306a\u3069\u3001Kubernetes 1.17\u304c\u63d0\u4f9b\u3059\u308b\u3044\u304f\u3064\u304b\u306e\u65b0\u6a5f\u80fd\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>Pod Shared PID Namespace<\/h3>\n<p>Kubernetes \u306f\u30b3\u30f3\u30c6\u30ca\u304c Linux \u306e\u30cd\u30fc\u30e0\u30b9\u30da\u30fc\u30b9\u306a\u3069\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u5171\u6709\u3059\u308b Pod \u306e\u6982\u5ff5\u3092\u666e\u53ca\u3055\u305b\u307e\u3057\u305f\u30021\u3064\u306e\u4f8b\u306f\u3001Shared Network Namespace \u3067\u3059\u3002\u3053\u308c\u306f Pod \u5185\u306e\u3059\u3079\u3066\u306e\u30b3\u30f3\u30c6\u30ca\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3001\u69cb\u6210\u3001\u304a\u3088\u3073\u30dd\u30fc\u30c8\u3092\u5171\u6709\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5404\u30b3\u30f3\u30c6\u30ca\u306fPID 1\u3067\u59cb\u307e\u308b\u72ec\u81ea\u306e\u30d7\u30ed\u30bb\u30b9\u30c4\u30ea\u30fc\u3092\u300c\u8a8d\u8b58\u300d\u3059\u308b\u305f\u3081\u3001Pod \u5185\u306e\u30b3\u30f3\u30c6\u30ca\u9593\u3067\u30d7\u30ed\u30bb\u30b9\u3092\u5171\u6709\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u6700\u8fd1\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3067\u627f\u8a8d\u3055\u308c\u305f\u63d0\u6848\u306b\u3088\u308a\u3001\u30b3\u30f3\u30c6\u30ca\u306fPID Namespace\u3092\u5171\u6709\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002PID \u306e\u5171\u6709\u306f\u3001\u76f8\u4e92\u306b\u30b7\u30b0\u30ca\u30eb\u3092\u9001\u4fe1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30b3\u30f3\u30c6\u30ca\u9593\u3067\u306e\u30d7\u30ed\u30bb\u30b9\u7ba1\u7406(kill \u30b3\u30de\u30f3\u30c9\u306a\u3069)\u3067\u7279\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<p>Pod Shared PID Namespace \u306f\u30d9\u30fc\u30bf\u6a5f\u80fd\u3068\u3057\u3066\u5229\u7528\u53ef\u80fd\u3067\u3057\u305f\u304c\u3001\u73fe\u5728\u306f GA \u306b\u79fb\u884c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>Service \u306e\u6539\u5584<\/h3>\n<p>Kubernetes \u306e Services \u306f\u8907\u6570\u306e Pod \u306b\u540c\u3058\u540d\u524d\u3068\u30a2\u30c9\u30ec\u30b9\u3092\u4e0e\u3048\u308b\u3053\u3068\u3067 Pod \u3092\u62bd\u8c61\u5316\u3057\u307e\u3059\u3002Service \u306f\u5229\u7528\u53ef\u80fd\u306a Pod \u306e Endpoint \u9593\u3067\u5358\u7d14\u306a\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b9\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u306f Endpoint \u306e\u7269\u7406\u7684\u306a\u5834\u6240\u3092\u8003\u616e\u3057\u306a\u3044\u305f\u3081\u3001\u7570\u306a\u308b\u30ce\u30fc\u30c9\u30fb\u30be\u30fc\u30f3\u30fb\u30ea\u30fc\u30b8\u30e7\u30f3\u306e\u30b5\u30fc\u30d3\u30b9\u9593\u3067\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002Topology Aware Service Routing \u306f\u3001\u30db\u30b9\u30c8\u540d\u30fb\u30af\u30e9\u30a6\u30c9\u30ea\u30fc\u30b8\u30e7\u30f3\u30fb\u30af\u30e9\u30a6\u30c9\u30be\u30fc\u30f3\u306a\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30dd\u30ed\u30b8\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u6c7a\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002 \u30b5\u30fc\u30d3\u30b9\u9593\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4f7f\u7528\u7387\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u3067\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u30af\u30e9\u30a6\u30c9\u30c9\u30e1\u30a4\u30f3\u9593\u306e\u6a2a\u65ad\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u3067\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>Topology Aware Service Routing \u306f\u30a2\u30eb\u30d5\u30a1\u6a5f\u80fd\u3068\u3057\u3066\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u65b0\u3057\u3044 Endpoint API \u306b\u3088\u308b\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u6539\u5584<\/h3>\n<p>Kubernetes \u306f Endpoint \u3092\u4f7f\u7528\u3057\u3066 Pod \u3068 Service \u3092\u4ef2\u4ecb\u3057\u307e\u3059\u3002\u73fe\u5728 Endpoint \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u30b5\u30fc\u30d3\u30b9\u306e\u500b\u3005\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u305f\u3081\u3001Endpoint \u306e\u8aad\u307f\u53d6\u308a\u307e\u305f\u306f\u66f8\u304d\u8fbc\u307f\u3092\u4f34\u3046\u3059\u3079\u3066\u306e\u64cd\u4f5c\u3067\u306f Endpoint \u306e\u30bb\u30c3\u30c8\u5168\u4f53\u3092\u518d\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Kubernetes 1.17 \u3067\u306f\u65b0\u3057\u3044 EndpointSlice API \u304c\u73fe\u5728\u306e Endpoint \u3092\u7f6e\u304d\u63db\u3048\u3001\u5de8\u5927\u5316\u3057\u305f Endpoint \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u6539\u5584\u3057\u307e\u3059\u3002\u65b0\u3057\u3044 API \u306f\u5927\u898f\u6a21\u304b\u3064\u8907\u96d1\u306a\u30af\u30e9\u30b9\u30bf\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u6539\u5584\u3057\u307e\u3059\u3002\u65b0\u3057\u3044 API \u306f\u3053\u306e\u30ea\u30ea\u30fc\u30b9\u306b\u542b\u307e\u308c\u308b Topology Aware Service Routing \u3084 IPv4\/IPv6 Dual Stack \u306a\u3069\u306e\u4ed6\u306e\u6a5f\u80fd\u3082\u6709\u52b9\u306b\u3057\u307e\u3059\u3002<\/p>\n<h3>IPv4\/IPv6 Dual Stack \u306e\u6539\u5584<\/h3>\n<p>Kubernetes \u306f IPv4 \u3068 IPv6 \u3092\u540c\u6642\u306b\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001Kubernetes 1.17\u306f\u305d\u306e\u53d6\u308a\u7d44\u307f\u306b\u5411\u3051\u3066\u524d\u9032\u3057\u307e\u3057\u305f\u3002IPv4\/IPv6 Dual Stack \u306b\u3064\u3044\u3066\u8a73\u7d30\u306f Kubernetes 1.17\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u3092\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>Kubernetes CSI \u306e\u6539\u5584<\/h3>\n<p>Container Storage Interface(CSI)\u306f Kubernetes \u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u95a2\u9023\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u3001\u30c4\u30ea\u30fc\u5916\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u53ef\u80fd\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3057\u307e\u3057\u305f\u3002CSI \u306f\u6210\u719f\u3057\u3066\u304a\u308a\u3001\u3053\u306e\u30ea\u30ea\u30fc\u30b9\u3067\u306f\u30d7\u30ed\u30bb\u30b9\u304c\u7d99\u7d9a\u3055\u308c\u307e\u3059\u3002Volume Snapshot API \u306f\u30d9\u30fc\u30bf\u7248\u306b\u79fb\u884c\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u65e2\u5b58\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u30d7\u30e9\u30b0\u30a4\u30f3\u30b3\u30fc\u30c9\u3092 CSI \u30c9\u30e9\u30a4\u30d0\u30fc\u306b\u79fb\u884c\u3057\u3066\u3044\u307e\u3059\u3002Kubernetes \u30dc\u30ea\u30e5\u30fc\u30e0\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u306b\u3001\u30af\u30e9\u30a6\u30c9\u30be\u30fc\u30f3\u306a\u3069\u306e\u7269\u7406\u7684\u6982\u5ff5\u3092\u8a8d\u8b58\u3055\u305b\u308b\u91cd\u8981\u306a\u6a5f\u80fd\u3067\u3042\u308b CSI \u30c8\u30dd\u30ed\u30b8\u306e\u30b5\u30dd\u30fc\u30c8\u304c GA \u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<h3>Custom Resources Definition\u306e\u6539\u5584<\/h3>\n<p>Custom Resource Definition (CRD)\u306f Kubernetes \u3092\u62e1\u5f35\u3057\u3001\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u4e00\u822c\u7684\u306a\u65b9\u6cd5\u3067\u3059\u3002 CRD \u3092\u5b9a\u7fa9\u3059\u308b\u3068\u304d\u3001\u958b\u767a\u8005\u306f\u305d\u306e\u7a2e\u985e\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306b\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u304c\u4f7f\u7528\u3059\u308b\u30b9\u30ad\u30fc\u30de\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u30e6\u30fc\u30b6\u304c\u30b9\u30ad\u30fc\u30de\u306b\u5f93\u308f\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u30c7\u30fc\u30bf\u306f etcd \u306b\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u7d1b\u3089\u308f\u3057\u3044\u52d5\u4f5c\u3067\u3042\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u6f5c\u5728\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3082\u3082\u305f\u3089\u3057\u307e\u3059\u3002Pruning \u306f\u3001CRD \u30b9\u30ad\u30fc\u30de\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u306a\u3044\u30e6\u30fc\u30b6\u5b9a\u7fa9\u306e\u30c7\u30fc\u30bf\u304c etcd \u306b\u6c38\u7d9a\u5316\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u65b0\u3057\u3044\u6a5f\u80fd\u3067\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u306b\u3088\u308a CRD \u958b\u767a\u8005\u306f CRD \u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092 OpenAPI \u30b9\u30ad\u30fc\u30de\u5b9a\u7fa9\u3068\u3057\u3066\u5b9a\u7fa9\u3067\u304d\u3001\u30e6\u30fc\u30b6\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u6a5f\u80fd\u306b\u3064\u3044\u3066\u306f\u30ea\u30ea\u30fc\u30b9\u60c5\u5831\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3092\u6a5f\u4f1a\u306b Kubernetes 1.17\u306e\u65b0\u3057\u3044\u6a5f\u80fd\u306b\u89e6\u308c\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\t\t<!--HubSpot Call-to-Action Code -->\n\t\t<span class=\"hs-cta-wrapper\" 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-->\n\t\t\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u30d6\u30ed\u30b0\u306f\u300cAqua Security\u300d\u793e\u306e\u6280\u8853\u30d6\u30ed\u30b0\u30672019\u5e7412\u67089\u65e5\u306b\u516c\u958b\u3055\u308c\u305f\u300c Kubernetes 1.17 Features and Enhancements \u300d\u306e\u65e5\u672c\u8a9e\u7ffb\u8a33\u3067\u3059\u3002 Kubernetes  [&#8230;]<\/p>\n","protected":false},"author":56,"featured_media":31418,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[176,122],"tags":[],"class_list":["post-31416","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aquasecurity","category-kubernetes"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kubernetes 1.17 \u65b0\u6a5f\u80fd\u3068\u6539\u5584\u306e\u7d39\u4ecb 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