{"id":422071,"date":"2024-12-01T12:48:19","date_gmt":"2024-12-01T04:48:19","guid":{"rendered":"https:\/\/www.idc.net\/help\/422071\/"},"modified":"2024-12-01T12:48:19","modified_gmt":"2024-12-01T04:48:19","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8docker%e4%b8%ad%e4%bd%bf%e7%94%a8%e9%98%b2%e7%81%ab%e5%a2%99%e8%a7%84%e5%88%99%e9%99%90%e5%88%b6%e5%ae%b9%e5%99%a8%e7%bd%91%e7%bb%9c%e7%9a%84%e5%a4%96%e9%83%a8%e8%ae%bf","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/422071\/","title":{"rendered":"\u5982\u4f55\u5728Docker\u4e2d\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u9650\u5236\u5bb9\u5668\u7f51\u7edc\u7684\u5916\u90e8\u8bbf\u95ee\uff1f"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8docker%e4%b8%ad%e4%bd%bf%e7%94%a8%e9%98%b2%e7%81%ab%e5%a2%99%e8%a7%84%e5%88%99%e9%99%90%e5%88%b6%e5%ae%b9%e5%99%a8%e7%bd%91%e7%bb%9c%e7%9a%84%e5%a4%96%e9%83%a8%e8%ae%bf-KkqvheTLiQ\">\u5982\u4f55\u5728Docker\u4e2d\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u9650\u5236\u5bb9\u5668\u7f51\u7edc\u7684\u5916\u90e8\u8bbf\u95ee\uff1f<\/h1>\n<p>\u5728\u73b0\u4ee3\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\uff0cDocker\u5df2\u6210\u4e3a\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u3001\u90e8\u7f72\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u3002\u7136\u800c\uff0c\u968f\u7740\u5bb9\u5668\u5316\u5e94\u7528\u7684\u666e\u53ca\uff0c\u5b89\u5168\u6027\u95ee\u9898\u4e5f\u65e5\u76ca\u51f8\u663e\u3002\u4e3a\u4e86\u4fdd\u62a4Docker\u5bb9\u5668\u53ca\u5176\u7f51\u7edc\uff0c\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u9650\u5236\u5916\u90e8\u8bbf\u95ee\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u5b89\u5168\u63aa\u65bd\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u5728Docker\u4e2d\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002<\/p>\n<h2 id=\"%e7%90%86%e8%a7%a3docker%e7%bd%91%e7%bb%9c-KkqvheTLiQ\">\u7406\u89e3Docker\u7f51\u7edc<\/h2>\n<p>Docker\u63d0\u4f9b\u4e86\u591a\u79cd\u7f51\u7edc\u6a21\u5f0f\uff0c\u5305\u62ec\u6865\u63a5\u6a21\u5f0f\u3001\u4e3b\u673a\u6a21\u5f0f\u548c\u8986\u76d6\u6a21\u5f0f\u3002\u6bcf\u79cd\u6a21\u5f0f\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\u548c\u914d\u7f6e\u65b9\u5f0f\u3002\u5728\u9ed8\u8ba4\u7684\u6865\u63a5\u6a21\u5f0f\u4e0b\uff0cDocker\u4f1a\u4e3a\u6bcf\u4e2a\u5bb9\u5668\u5206\u914d\u4e00\u4e2a\u79c1\u6709IP\u5730\u5740\uff0c\u5e76\u901a\u8fc7NAT\uff08\u7f51\u7edc\u5730\u5740\u8f6c\u6362\uff09\u4e0e\u5916\u90e8\u7f51\u7edc\u8fdb\u884c\u901a\u4fe1\u3002\u8fd9\u79cd\u8bbe\u7f6e\u867d\u7136\u65b9\u4fbf\uff0c\u4f46\u4e5f\u53ef\u80fd\u5bfc\u81f4\u5b89\u5168\u9690\u60a3\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8iptables%e9%85%8d%e7%bd%ae%e9%98%b2%e7%81%ab%e5%a2%99%e8%a7%84%e5%88%99-KkqvheTLiQ\">\u4f7f\u7528iptables\u914d\u7f6e\u9632\u706b\u5899\u89c4\u5219<\/h2>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c<code>iptables<\/code>\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u9632\u706b\u5899\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u6765\u8bbe\u7f6e\u548c\u7ba1\u7406\u7f51\u7edc\u6d41\u91cf\u3002Docker\u5728\u542f\u52a8\u65f6\u4f1a\u81ea\u52a8\u521b\u5efa\u4e00\u4e9biptables\u89c4\u5219\uff0c\u4f46\u7528\u6237\u4e5f\u53ef\u4ee5\u6839\u636e\u9700\u8981\u624b\u52a8\u6dfb\u52a0\u6216\u4fee\u6539\u8fd9\u4e9b\u89c4\u5219\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84iptables%e5%91%bd%e4%bb%a4-KkqvheTLiQ\">\u57fa\u672c\u7684iptables\u547d\u4ee4<\/h3>\n<ul>\n<li><code>iptables -L<\/code>\uff1a\u5217\u51fa\u5f53\u524d\u7684iptables\u89c4\u5219\u3002<\/li>\n<li><code>iptables -A<\/code>\uff1a\u6dfb\u52a0\u65b0\u7684\u89c4\u5219\u3002<\/li>\n<li><code>iptables -D<\/code>\uff1a\u5220\u9664\u73b0\u6709\u7684\u89c4\u5219\u3002<\/li>\n<li><code>iptables -I<\/code>\uff1a\u5728\u89c4\u5219\u94fe\u7684\u6700\u524d\u9762\u63d2\u5165\u65b0\u89c4\u5219\u3002<\/li>\n<\/ul>\n<h3 id=\"%e9%99%90%e5%88%b6%e5%a4%96%e9%83%a8%e8%ae%bf%e9%97%ae%e7%9a%84%e7%a4%ba%e4%be%8b-KkqvheTLiQ\">\u9650\u5236\u5916\u90e8\u8bbf\u95ee\u7684\u793a\u4f8b<\/h3>\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u8fd0\u884c\u5728Docker\u4e2d\u7684Web\u5e94\u7528\uff0c\u5bb9\u5668\u7684IP\u5730\u5740\u4e3a<code>172.17.0.2<\/code>\uff0c\u6211\u4eec\u5e0c\u671b\u53ea\u5141\u8bb8\u7279\u5b9a\u7684IP\u5730\u5740\uff08\u4f8b\u5982<code>192.168.1.100<\/code>\uff09\u8bbf\u95ee\u8be5\u5bb9\u5668\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b9e\u73b0\uff1a<\/p>\n<pre><code>iptables -A DOCKER-USER -s 192.168.1.100 -d 172.17.0.2 -j ACCEPT\niptables -A DOCKER-USER -d 172.17.0.2 -j DROP<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u7684\u542b\u4e49\u662f\uff1a\u9996\u5148\u5141\u8bb8\u6765\u81ea<code>192.168.1.100<\/code>\u7684\u6d41\u91cf\u8bbf\u95ee\u5bb9\u5668<code>172.17.0.2<\/code>\uff0c\u7136\u540e\u62d2\u7edd\u6240\u6709\u5176\u4ed6\u5916\u90e8\u6d41\u91cf\u3002\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u5730\u9650\u5236\u5bb9\u5668\u7684\u5916\u90e8\u8bbf\u95ee\u3002<\/p>\n<h2 id=\"%e6%8c%81%e4%b9%85%e5%8c%96iptables%e8%a7%84%e5%88%99-KkqvheTLiQ\">\u6301\u4e45\u5316iptables\u89c4\u5219<\/h2>\n<p>\u5728Docker\u91cd\u542f\u6216\u7cfb\u7edf\u91cd\u542f\u540e\uff0ciptables\u89c4\u5219\u53ef\u80fd\u4f1a\u4e22\u5931\u3002\u4e3a\u4e86\u786e\u4fdd\u89c4\u5219\u7684\u6301\u4e45\u6027\uff0c\u53ef\u4ee5\u4f7f\u7528<code>iptables-save<\/code>\u548c<code>iptables-restore<\/code>\u547d\u4ee4\u6765\u4fdd\u5b58\u548c\u6062\u590d\u89c4\u5219\u3002<\/p>\n<pre><code>iptables-save &gt; \/etc\/iptables\/rules.v4\niptables-restore &lt; \/etc\/iptables\/rules.v4<\/code><\/pre>\n<p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u81ea\u52a8\u52a0\u8f7d\u4e4b\u524d\u4fdd\u5b58\u7684iptables\u89c4\u5219\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8docker%e7%bd%91%e7%bb%9c%e7%ad%96%e7%95%a5-KkqvheTLiQ\">\u4f7f\u7528Docker\u7f51\u7edc\u7b56\u7565<\/h2>\n<p>\u9664\u4e86\u4f7f\u7528iptables\uff0cDocker\u8fd8\u652f\u6301\u7f51\u7edc\u7b56\u7565\uff08Network Policies\uff09\uff0c\u7279\u522b\u662f\u5728Kubernetes\u7b49\u5bb9\u5668\u7f16\u6392\u5de5\u5177\u4e2d\u3002\u7f51\u7edc\u7b56\u7565\u5141\u8bb8\u7528\u6237\u5b9a\u4e49\u54ea\u4e9bPod\u53ef\u4ee5\u76f8\u4e92\u901a\u4fe1\uff0c\u4ece\u800c\u63d0\u4f9b\u66f4\u7ec6\u7c92\u5ea6\u7684\u7f51\u7edc\u63a7\u5236\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9akubernetes%e4%b8%ad%e7%9a%84%e7%bd%91%e7%bb%9c%e7%ad%96%e7%95%a5-KkqvheTLiQ\">\u793a\u4f8b\uff1aKubernetes\u4e2d\u7684\u7f51\u7edc\u7b56\u7565<\/h3>\n<pre><code>apiVersion: networking.k8s.io\/v1\nkind: NetworkPolicy\nmetadata:\n  name: allow-specific-ip\nspec:\n  podSelector:\n    matchLabels:\n      app: myapp\n  ingress:\n  - from:\n    - ipBlock:\n        cidr: 192.168.1.100\/32<\/code><\/pre>\n<p>\u4e0a\u8ff0\u793a\u4f8b\u5b9a\u4e49\u4e86\u4e00\u6761\u7f51\u7edc\u7b56\u7565\uff0c\u4ec5\u5141\u8bb8\u6765\u81ea<code>192.168.1.100<\/code>\u7684\u6d41\u91cf\u8bbf\u95ee\u6807\u7b7e\u4e3a<code>app: myapp<\/code>\u7684Pod\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-KkqvheTLiQ\">\u603b\u7ed3<\/h2>\n<p>\u5728Docker\u4e2d\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u9650\u5236\u5bb9\u5668\u7f51\u7edc\u7684\u5916\u90e8\u8bbf\u95ee\u662f\u786e\u4fdd\u5e94\u7528\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9aa4\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e<code>iptables<\/code>\u548c\u5229\u7528\u7f51\u7edc\u7b56\u7565\uff0c\u7528\u6237\u53ef\u4ee5\u6709\u6548\u5730\u63a7\u5236\u6d41\u91cf\uff0c\u4fdd\u62a4\u5bb9\u5668\u514d\u53d7\u672a\u6388\u6743\u8bbf\u95ee\u3002\u5bf9\u4e8e\u9700\u8981\u9ad8\u5b89\u5168\u6027\u7684\u5e94\u7528\uff0c\u5efa\u8bae\u7ed3\u5408\u4f7f\u7528\u591a\u79cd\u5b89\u5168\u63aa\u65bd\uff0c\u4ee5\u6784\u5efa\u4e00\u4e2a\u66f4\u4e3a\u5b89\u5168\u7684\u5bb9\u5668\u73af\u5883\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u9ad8\u6027\u4ef7\u6bd4\u7684\u4e91\u670d\u52a1\uff0c\u540e\u6d6a\u4e91\u63d0\u4f9b\u591a\u79cd\u9009\u62e9\uff0c\u5305\u62ec<a href=\"https:\/\/idc.net\">\u9999\u6e2fVPS<\/a>\u3001<a href=\"https:\/\/idc.net\">\u7f8e\u56fd\u670d\u52a1\u5668<\/a>\u7b49\uff0c\u6ee1\u8db3\u4e0d\u540c\u7528\u6237\u7684\u9700\u6c42\u3002\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684<a href=\"https:\/\/idc.net\">\u7f51\u7ad9<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728Docker\u4e2d\u901a\u8fc7\u9632\u706b\u5899\u89c4\u5219\u9650\u5236\u5bb9\u5668\u7f51\u7edc\u7684\u5916\u90e8\u8bbf\u95ee\uff0c\u786e\u4fdd\u5b89\u5168\u6027\u4e0e\u7f51\u7edc\u7ba1\u7406\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[202757],"tags":[],"class_list":["post-422071","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/422071","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=422071"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/422071\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=422071"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=422071"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=422071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}