{"id":35667,"date":"2024-01-10T22:15:07","date_gmt":"2023-09-19T16:13:47","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%e3%80%91%e5%ae%b9%e5%99%a8%e4%b8%8ekubernetes\/"},"modified":"2024-05-04T17:47:29","modified_gmt":"2024-05-04T09:47:29","slug":"%e3%80%90%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%e3%80%91%e5%ae%b9%e5%99%a8%e4%b8%8ekubernetes","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%e3%80%91%e5%ae%b9%e5%99%a8%e4%b8%8ekubernetes\/","title":{"rendered":"\u3010\u5b66\u4e60\u7b14\u8bb0\u3011\u5bb9\u5668\u4e0eKubernetes"},"content":{"rendered":"

\u6211\u4ece\u672a\u53c2\u4e0e\u8fc7\u4e1a\u52a1\uff0c\u4f46\u7531\u4e8e\u4e2a\u4eba\u7684\u5174\u8da3\uff0c\u6211\u5b66\u4e60\u4e86\u6709\u5173\u5bb9\u5668\u548cKubernetes\u7684\u77e5\u8bc6\u3002\u4ee5\u4e0b\u662f\u672c\u6587\u7684\u6982\u8981\u5185\u5bb9\u3002<\/p>\n

\u5bb9\u5668\u53ef\u4ee5\u3002<\/h1>\n

\u4f20\u7edf\u4e16\u754c\u4e2d\u6ca1\u6709\u5bb9\u5668<\/h3>\n

\u5982\u679c\u4e0d\u4f7f\u7528\u5bb9\u5668\u6280\u672f\uff0c\u5728\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u540c\u65f6\u8fd0\u884c\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u65e0\u6cd5\u5c06\u5e94\u7528\u7a0b\u5e8fA\u548c\u5e94\u7528\u7a0b\u5e8fB\u90fd\u5b89\u88c5\u5728\u201c\/usr\/share\/myproject\u201d\u76ee\u5f55\u4e0b\u3002\u8fd9\u5c06\u5bfc\u81f4\u5b89\u88c5\u76ee\u5f55\u91cd\u53e0\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u521b\u5efa\u53e6\u4e00\u4e2a\u76ee\u5f55\uff0c\u4f8b\u5982\u201c\/usr\/share\/myprojectB\u201d\uff0c\u5e76\u8fdb\u884c\u5b89\u88c5\u76ee\u5f55\u7684\u66f4\u6539\u8c03\u6574\u3002\u6b64\u5916\uff0c\u5982\u679c\u7cfb\u7edfA\u548c\u7cfb\u7edfB\u5171\u4eab\u6846\u67b6\uff0c\u5f53\u9700\u8981\u6839\u636e\u7cfb\u7edfA\u7684\u9700\u8981\u66f4\u65b0\u6846\u67b6\u65f6\uff0c\u9700\u8981\u9884\u5148\u9a8c\u8bc1\u66f4\u65b0\u540e\u7cfb\u7edfB\u662f\u5426\u80fd\u6b63\u5e38\u5de5\u4f5c\u3002\u4f20\u7edf\u73af\u5883\u4e0b\uff0c\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u548c\u7cfb\u7edf\u4f1a\u76f8\u4e92\u5f71\u54cd\uff0c\u5bfc\u81f4\u6784\u5efa\u548c\u66f4\u65b0\u8fc7\u7a0b\u7e41\u7410\u4e14\u8017\u65f6\u3002\u89e3\u51b3\u8fd9\u7c7b\u95ee\u9898\u7684\u65b9\u6cd5\u5c31\u662f\u4f7f\u7528\u5bb9\u5668\u7684\u601d\u60f3\u3002<\/p>\n

\u5bb9\u5668\u7684\u610f\u601d\u662f<\/h3>\n

\u300c\u5bb9\u5668\u300d\u662f\u4e00\u79cd\u63d0\u4f9b\u4e92\u4e0d\u5f71\u54cd\u7684\u9694\u79bb\u6267\u884c\u73af\u5883\u7684\u6280\u672f\u3002\u6839\u636e\u524d\u9762\u7684\u4f8b\u5b50\uff0c\u901a\u8fc7\u5c06\u5e94\u7528\u7a0b\u5e8fA\u548c\u5e94\u7528\u7a0b\u5e8fB\u5206\u522b\u5bb9\u5668\u5316\uff0c\u53ef\u4ee5\u5c06\u5e94\u7528\u7a0b\u5e8f\u5b89\u88c5\u5728\u76f8\u540c\u7684\u76ee\u5f55\u8def\u5f84\u4e0a\u3002\u6b64\u5916\uff0c\u5c06\u7cfb\u7edfA\u548c\u7cfb\u7edfB\u4e5f\u8fdb\u884c\u5bb9\u5668\u5316\uff0c\u5e76\u5c06\u6846\u67b6\u6839\u636e\u7cfb\u7edfA\u548c\u7cfb\u7edfB\u8fdb\u884c\u5206\u5272\uff0c\u53ef\u4ee5\u786e\u4fdd\u7cfb\u7edfA\u6240\u9700\u7684\u6846\u67b6\u66f4\u65b0\u4e0d\u4f1a\u5f71\u54cd\u5230\u7cfb\u7edfB\u3002\u57fa\u672c\u4e0a\uff0c\u5728\u5bb9\u5668\u4e2d\u8fd0\u884c\u7684\u5e94\u7528\u7a0b\u5e8f\u662f\u6253\u5305\u5728\u5bb9\u5668\u5185\u90e8\u7684\uff0c\u4e0d\u9700\u8981\u5c06\u914d\u7f6e\u6587\u4ef6\u653e\u5728\u5bb9\u5668\u5916\u90e8\uff0c\u5e94\u7528\u7a0b\u5e8f\u7684\u8fd0\u884c\u5b8c\u5168\u5728\u5bb9\u5668\u5185\u5b8c\u6210\u3002\u901a\u8fc7\u5b9e\u73b0\u8fd9\u6837\u4e00\u4e2a\u4e0d\u53d7\u5468\u56f4\u73af\u5883\u5f71\u54cd\u4e14\u4e0d\u5f71\u54cd\u5468\u56f4\u73af\u5883\u7684\u5e94\u7528\u7a0b\u5e8f\u8fd0\u884c\u73af\u5883\uff0c\u5bb9\u5668\u6280\u672f\u7684\u76ee\u6807\u5c31\u662f\u63d0\u4f9b\u8fd9\u6837\u7684\u73af\u5883\u3002\u4e0e\u865a\u62df\u673a\u6280\u672f\u7684\u533a\u522b\u5728\u4e8e\uff0c\u5bb9\u5668\u4e0d\u5305\u542b\u670d\u52a1\u5668\uff0c\u800c\u662f\u64cd\u4f5c\u7cfb\u7edf\u955c\u50cf\uff0c\u56e0\u6b64\u975e\u5e38\u8f7b\u91cf\u3002<\/p>\n

\u96c6\u88c5\u7bb1\u7684\u4f18\u70b9<\/h3>\n

\u4f5c\u4e3a\u4f7f\u7528\u5bb9\u5668\u7684\u4e3b\u8981\u4f18\u70b9\uff0c\u6211\u8ba4\u4e3a\u4e3b\u8981\u6709”\u57fa\u672c\u4e0a\u5728\u4efb\u4f55\u73af\u5883\u4e0b\u90fd\u80fd\u591f\u4ee5\u76f8\u540c\u7684\u65b9\u5f0f\u8fd0\u884c”\u3002 “\u57fa\u672c\u4e0a\u5728\u4efb\u4f55\u73af\u5883\u4e0b\u90fd\u80fd\u591f\u4ee5\u76f8\u540c\u7684\u65b9\u5f0f\u8fd0\u884c”\u610f\u5473\u7740\uff0c\u4f8b\u5982\uff0c\u5728\u9a8c\u8bc1\u73af\u5883\u4e2d\u8fd0\u884c\u7684\u5bb9\u5668\u51e0\u4e4e\u53ef\u4ee5\u786e\u5b9a\u5730\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u4ee5\u76f8\u540c\u7684\u65b9\u5f0f\u8fd0\u884c\uff0c\u56e0\u6b64\u53ef\u4ee5\u9884\u9632\u90e8\u7f72\u65f6\u7531\u9a8c\u8bc1\u73af\u5883\u548c\u751f\u4ea7\u73af\u5883\u4e4b\u95f4\u7684\u5dee\u5f02\u5f15\u8d77\u7684\u95ee\u9898\uff0c\u5e76\u4e14\u7531\u4e8e\u53ea\u9700\u66ff\u6362\u5bb9\u5668\uff0c\u53ef\u4ee5\u7b80\u5316\u5de5\u4f5c\u3002 \u6b64\u5916\uff0c\u5982\u679c\u662f\u56e2\u961f\u5f00\u53d1\uff0c\u53ef\u4ee5\u4ece\u57fa\u7840\u5bb9\u5668\u6620\u50cf\u8f7b\u677e\u6784\u5efa\u672c\u5730\u5f00\u53d1\u73af\u5883\uff0c\u4ece\u800c\u4e0d\u4f1a\u6d6a\u8d39\u65f6\u95f4\u5728\u6784\u5efa\u672c\u5730\u5f00\u53d1\u73af\u5883\u7b49\u65b9\u9762\u3002\u7b80\u800c\u8a00\u4e4b\uff0c\u901a\u8fc7\u5bb9\u5668\u6280\u672f\u53ef\u4ee5\u51cf\u5c11\u751f\u4ea7\u90e8\u7f72\u65f6\u7684\u98ce\u9669\uff0c\u5e76\u7f29\u77ed\u4f20\u7edf\u5de5\u4f5c\u7684\u65f6\u95f4\u3002<\/p>\n

\u96c6\u88c5\u7bb1\u7684\u666e\u53ca<\/h3>\n

\u96c6\u88c5\u7bb1\u5728\u4e2d\u56fd\u8d8a\u6765\u8d8a\u666e\u53ca\u3002\u539f\u56e0\u662f\u4e3a\u4e86\u51cf\u5c11\u751f\u4ea7\u90e8\u7f72\u65f6\u7684\u98ce\u9669\uff0c\u7f29\u77ed\u4f20\u7edf\u5de5\u4f5c\u7684\u65f6\u95f4\uff0c\u5e76\u4e14\u56e0\u4e3a\u7cfb\u7edf\u9700\u8981\u5feb\u901f\u66f4\u65b0\u6765\u6ee1\u8db3\u7528\u6237\u9700\u6c42\u7684\u589e\u52a0\u3002\u4ee3\u8868\u6027\u7684IT\u516c\u53f8\uff0c\u5982\u8c37\u6b4c\u548c\u4e9a\u9a6c\u900a\uff0c\u6bcf\u5e74\u90fd\u63d0\u4f9b\u5927\u91cf\u65b0\u670d\u52a1\u548c\u66f4\u65b0\uff0c\u90fd\u662f\u4e3a\u4e86\u4e0d\u9519\u8fc7\u5ba2\u6237\u7684\u9700\u6c42\u3002\u4e3a\u4e86\u5b9e\u73b0\u8fd9\u4e00\u70b9\uff0c\u9700\u8981\u5feb\u901f\u90e8\u7f72\u548c\u66f4\u65b0\u7cfb\u7edf\uff0c\u800c\u4f20\u7edf\u7cfb\u7edf\u65e0\u6cd5\u6ee1\u8db3\u8fd9\u4e00\u8981\u6c42\uff0c\u56e0\u6b64\u9700\u8981\u4f7f\u7528\u5bb9\u5668\u6280\u672f\u3002<\/p>\n

\u96c6\u88c5\u7bb1\u7684\u95ee\u9898<\/h3>\n

\u5982\u679c\u53ea\u67092\u53f0\u62163\u53f0\u670d\u52a1\u5668\u4e0a\u7684\u5bb9\u5668\uff0c\u6211\u8ba4\u4e3a\u4e5f\u53ef\u4ee5\u8fdb\u884c\u8fd0\u7ef4\u548c\u7ba1\u7406\u3002\u5373\u4f7f\u5176\u4e2d\u4e00\u53f0\u670d\u52a1\u5668\u53d1\u751f\u6545\u969c\uff0c\u4e5f\u53ef\u4ee5\u624b\u52a8\u5728\u53e6\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u542f\u52a8\u5bb9\u5668\u8fdb\u884c\u8fd0\u7ef4\u3002\u7136\u800c\uff0c\u5982\u679c\u5bb9\u5668\u7684\u6570\u91cf\u589e\u52a0\u523010\u53f0\u300120\u53f0\u3001100\u53f0\u62161000\u53f0\uff0c\u80fd\u5426\u6bcf\u5929\u51c6\u786e\u5730\u4e86\u89e3\u548c\u7ba1\u7406\u54ea\u4e9b\u5bb9\u5668\u5728\u54ea\u4e9b\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u5462\uff1f\u4ec5\u4ec5\u4f9d\u9760\u50cfDocker\u8fd9\u6837\u7684\u5bb9\u5668\u6280\u672f\u4e0d\u80fd\u5b9e\u73b0\u8fd0\u7ef4\u3001\u7ba1\u7406\u3001\u53ef\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002\u56e0\u6b64\uff0c\u4e3a\u4e86\u4ee3\u66ff\u4eba\u5de5\uff0cKubernetes\u4f5c\u4e3a\u5bb9\u5668\u7f16\u6392\u5de5\u5177\u53ef\u4ee5\u5b9e\u73b0\u5bb9\u5668\u7684\u8fd0\u7ef4\u3001\u7ba1\u7406\u3001\u53ef\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002<\/p>\n

Kubernetes\u7684\u6982\u8ff0<\/h1>\n

Kubernetes \u662f\u4ec0\u4e48\uff1f<\/h3>\n

Kubernetes\u662f\u4e00\u79cd\u5bb9\u5668\u7f16\u6392\u5de5\u5177\uff0c\u7528\u4e8e\u81ea\u52a8\u5316\u5bb9\u5668\u7684\u90e8\u7f72\u548c\u6269\u7f29\u5bb9\u3002\u9664\u4e86Kubernetes\u4e4b\u5916\uff0c\u8fd8\u6709OpenShift\u3001DockerSwam\u3001Mesos\u3001Rancher\u3001Amazon ECS\u7b49\u591a\u79cd\u5bb9\u5668\u7f16\u6392\u5de5\u5177\u3002\u800c\u5728\u8fd9\u4e9b\u5de5\u5177\u4e2d\uff0cKubernetes\u662f\u6700\u5e7f\u6cdb\u4f7f\u7528\u7684\uff0c\u5e76\u6210\u4e3a\u4e86\u4e8b\u5b9e\u6807\u51c6\u3002(sysdig-2019-container-usage-report) \u4f7f\u7528Kubernetes\u53ef\u4ee5\u6446\u8131\u624b\u52a8\u7ba1\u7406\u5bb9\u5668\u7684\u675f\u7f1a\u3002<\/p>\n

Kubernetes\u7684\u5386\u53f2<\/h3>\n

\u5728Linux Foundation\u7684\u9879\u76ee\u4e4b\u4e00\u4e2d\uff0c\u4e3a\u4e86\u63a8\u8fdb\u5bb9\u5668\u6280\u672f\u5e76\u4e0e\u5176\u6f14\u53d8\u7684\u6280\u672f\u884c\u4e1a\u4fdd\u6301\u4e00\u81f4\u6b65\u4f10\u800c\u6210\u7acb\u7684\u57fa\u91d1\u4f1aCNCF\uff08Cloud Native Computing Foundation\uff09\u62c5\u4efb\u4e3b\u529e\uff0c\u7531\u793e\u533a\u4e3b\u5bfc\u8fdb\u884c\u5f00\u53d1\u3002\u57282015\u5e747\u6708\u4e4b\u524d\uff0c\u6b64\u57fa\u91d1\u4f1a\u7531Google\u4e3b\u529e\uff0c\u4f46\u968f\u7740Kubernetes\u7248\u672c1.0\u7684\u63a8\u51fa\uff0c\u88ab\u8f6c\u79fb\u5230\u4e86CNCF\u3002Kubernetes\u662f\u57fa\u4e8eGoogle\u5185\u90e8\u4f7f\u7528\u7684\u5bb9\u5668\u96c6\u7fa4\u7ba1\u7406\u5668\u201cBorg\u201d\u7684\u601d\u60f3\u800c\u521b\u5efa\u7684\u3002<\/p>\n

\u5728Kubernetes\u4e2d\u53ef\u4ee5\u505a\u7684\u4e8b\u60c5<\/h1>\n

\u5f39\u6027\u4f38\u7f29\/\u81ea\u52a8\u4f38\u7f29<\/h3>\n

\u901a\u8fc7\u5728\u591a\u4e2aKubernetes\u8282\u70b9\u4e0a\u90e8\u7f72\u76f8\u540c\u7684\u5bb9\u5668\u955c\u50cf\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u63d0\u9ad8\u5bb9\u9519\u80fd\u529b\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u6839\u636e\u8d1f\u8f7d\u81ea\u52a8\u589e\u51cf\u5bb9\u5668\u6570\u91cf\u3002<\/p>\n

\u8d1f\u8f7d\u5747\u8861<\/h3>\n

\u4e3a\u4e86\u907f\u514d\u8d1f\u8f7d\u8fc7\u5ea6\u96c6\u4e2d\u5728\u7279\u5b9a\u5bb9\u5668\u4e0a\uff0c\u53ef\u4ee5\u8fdb\u884c\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n

\u6392\u7a0b<\/h3>\n

\u8be5\u529f\u80fd\u7528\u4e8e\u7ba1\u7406\u5c06\u5bb9\u5668\u90e8\u7f72\u5230\u54ea\u4e2aKubernetes\u8282\u70b9\u4e0a\u3002\u901a\u8fc7\u4f7f\u7528\u4eb2\u548c\u6027\/\u53cd\u4eb2\u548c\u6027\u529f\u80fd\uff0c\u53ef\u4ee5\u6839\u636e\u5bb9\u5668\u5185\u5e94\u7528\u7a0b\u5e8f\u7684\u7279\u5f81\u548cKubernetes\u8282\u70b9\u7684\u6027\u80fd\uff0c\u5c06\u5bb9\u5668\u90e8\u7f72\u5230Kubernetes\u8282\u70b9\u4e0a\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5c06\u5177\u6709\u9ad8\u78c1\u76d8I\/O\u7684\u5bb9\u5668\u90e8\u7f72\u5230\u5177\u6709SSD\u78c1\u76d8\u7684Kubernetes\u8282\u70b9\u4e0a\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u5bb9\u5668\u7684\u63a7\u5236\u3002<\/p>\n

\u81ea\u6108<\/h3>\n

\u5728Kubernetes\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u81ea\u5e26\u7684\u5bb9\u5668\u8fdb\u7a0b\u76d1\u63a7\u6765\u5b9e\u73b0\u5bb9\u5668\u7684\u76d1\u63a7\u3002\u4f8b\u5982\uff0c\u5f53Kubernetes\u8282\u70b9\u53d1\u751f\u6545\u969c\u65f6\uff0c\u80fd\u591f\u68c0\u6d4b\u5230\u5bb9\u5668\u7684\u8fdb\u7a0b\u6545\u969c\uff0c\u5e76\u5c06\u5bb9\u5668\u6062\u590d\u5230\u53e6\u4e00\u4e2aKubernetes\u8282\u70b9\u4e0a\uff0c\u4ece\u800c\u5b9e\u73b0\u5bb9\u5668\u7684\u81ea\u52a8\u4fee\u590d\u529f\u80fd\uff0c\u63d0\u9ad8\u4e86\u5bb9\u5668\u7684\u5bb9\u9519\u6027\u3002<\/p>\n

\u8d44\u6e90\u7ba1\u7406<\/h3>\n

\u6839\u636eKubernetes\u8282\u70b9\u7684CPU\u548c\u5185\u5b58\u8d44\u6e90\uff0c\u53ef\u4ee5\u81ea\u52a8\u8c03\u6574\u5bb9\u5668\u7684\u90e8\u7f72\u4f4d\u7f6e\uff0c\u7528\u6237\u65e0\u9700\u5173\u5fc3\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u6839\u636eKubernetes\u8282\u70b9\u7684\u8d44\u6e90\u6d88\u8017\u91cf\uff0c\u901a\u8fc7Kubernetes\u96c6\u7fa4\u7684\u81ea\u52a8\u6269\u7f29\u529f\u80fd\uff0c\u81ea\u52a8\u589e\u52a0\u6216\u51cf\u5c11Kubernetes\u8282\u70b9\u3002<\/p>\n

\u6eda\u52a8\u66f4\u65b0<\/h3>\n

\u5728\u66f4\u65b0\u5bb9\u5668\u5185\u7684\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u5148\u6dfb\u52a0\u65b0\u5bb9\u5668\uff0c\u7136\u540e\u518d\u5220\u9664\u65e7\u5bb9\u5668\u7684\u6b65\u9aa4\u8fdb\u884c\u91cd\u590d\u64cd\u4f5c\uff0c\u4ece\u800c\u5b9e\u73b0\u96f6\u505c\u673a\u66f4\u65b0\u3002<\/p>\n

\u670d\u52a1\u53d1\u73b0<\/h3>\n

Kubernetes\u901a\u8fc7\u81ea\u52a8\u7f29\u653e\u3001\u8c03\u5ea6\u548c\u81ea\u6211\u4fee\u590d\u7b49\u529f\u80fd\u52a8\u6001\u8fd0\u884c\u5bb9\u5668\u3002\u56e0\u6b64\uff0c\u5f88\u96be\u786e\u5b9a\u6bcf\u4e2a\u5bb9\u5668\u7684\u4f4d\u7f6e\u3002 Kubernetes\u4f1a\u627f\u62c5\u4e86\u89e3\u5bb9\u5668\u4f4d\u7f6e\u3001\u4e86\u89e3\u5176\u5730\u5740\u7b49\u804c\u8d23\uff0c\u5e76\u786e\u4fdd\u5bb9\u5668\u5728\u52a8\u6001\u53d8\u5316\u7684\u7cfb\u7edf\u4e2d\u5b9e\u73b0\u76f8\u4e92\u8bbf\u95ee\u3002<\/p>\n

\u8bbe\u5b9a\u548c\u4fdd\u5bc6\u4fe1\u606f\u7684\u7ba1\u7406<\/h3>\n

\u5728Kubernetes\u4e2d\uff0c\u53ef\u4ee5\u96c6\u4e2d\u7ba1\u7406\u73af\u5883\u53d8\u91cf\u3001\u547d\u4ee4\u884c\u53c2\u6570\u3001\u5bc6\u7801\u548cTLS\u8bc1\u4e66\u7b49\u4fe1\u606f\u3002\u53ef\u4ee5\u4f7f\u7528ConfigMap\u6765\u7ba1\u7406\u73af\u5883\u53d8\u91cf\u548c\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u4f7f\u7528Secrets\u6765\u7ba1\u7406\u5bc6\u7801\u548cTLS\u8bc1\u4e66\u7b49\u673a\u5bc6\u4fe1\u606f\u3002<\/p>\n

Kubernetes\u7684\u57fa\u7840\u77e5\u8bc6<\/h1>\n

\u8981\u4e86\u89e3Kubernetes\uff0c\u9700\u8981\u638c\u63e1\u57fa\u672c\u77e5\u8b58\u3002<\/p>\n

\u57fa\u7840\u77e5\u8bc6<\/h2>\n

\u5ba3\u8a00\u4e66<\/h3>\n

\u5728Kubernetes\u4e2d\uff0c\u6211\u4eec\u5c06\u4ee5YAML\u683c\u5f0f\u6216JSON\u683c\u5f0f\u63cf\u8ff0\u7684\u5bb9\u5668\u548c\u76f8\u5173\u8d44\u6e90\u7684\u90e8\u7f72\u8fdb\u884c\u7ba1\u7406\u7684\u58f0\u660e\u6027\u4ee3\u7801\u79f0\u4e3a\u6e05\u5355\u3002\u7531\u4e8e\u80fd\u591f\u901a\u8fc7\u4ee3\u7801\u7ba1\u7406\u73af\u5883\uff0c\u56e0\u6b64Kubernetes\u53ef\u4ee5\u5b9e\u73b0\u57fa\u7840\u8bbe\u65bd\u5373\u4ee3\u7801\uff08Infrastructure as Code\uff0cIaC\uff09\u3002<\/p>\n

kubectl \u547d\u4ee4\u884c\u5de5\u5177<\/h3>\n

\u4f7f\u7528\u540d\u4e3a kubectl \u7684CLI\u5de5\u5177\uff0c\u5411\u540e\u7eed\u63d0\u53ca\u7684Kubernetes Master\u53d1\u9001\u547d\u4ee4\u3002\u7528\u6237\u53ef\u4ee5\u901a\u8fc7kubectl\u547d\u4ee4\u8fdb\u884c\u5404\u79cd\u64cd\u4f5c\u3002\u8fd8\u53ef\u4ee5\u4f7f\u7528kubectl\u547d\u4ee4\u6307\u5b9a\u5e76\u4f7f\u7528\u524d\u8ff0\u7684\u6e05\u5355\u6587\u4ef6\u3002<\/p>\n

Kubernetes \u8282\u70b9<\/h3>\n

Kubernetes\u62e5\u6709Kubernetes Master\u548cKubernetes Node\uff08\u4ee5\u4e0b\u7b80\u79f0Node\uff09\u4e24\u4e2a\u8282\u70b9\u3002Node\u7c7b\u4f3c\u4e8eDocker Host\uff0c\u662f\u5b9e\u9645\u8fd0\u884c\u5bb9\u5668\u7684\u5730\u65b9\u3002<\/p>\n

Kubernetes\u4e3b\u63a7\u8282\u70b9<\/h3>\n

Kubernetes Master\uff08\u4ee5\u4e0b\u79f0\u4e3aMaster\uff09\u6839\u636e\u6e05\u5355\u4e2d\u8bb0\u5f55\u7684\u5185\u5bb9\u901a\u8fc7kubectl\u6765\u63a5\u6536\u6307\u4ee4\uff0c\u5e76\u5728\u5176\u6240\u7ba1\u7406\u7684Node\u4e0a\u5b9e\u73b0\u63a5\u6536\u5230\u7684\u6307\u4ee4\u3002\u4f8b\u5982\uff0c\u5982\u679c\u63a5\u6536\u5230\u7684\u6e05\u5355\u6587\u4ef6\u4e2d\u5305\u542b\u589e\u52a0\u5404\u4e2aNode\u4e0a\u5bb9\u5668\u6570\u91cf\u7684\u5185\u5bb9\uff0cMaster\u5c06\u8d1f\u8d23\u5b9e\u9645\u589e\u52a0\u5404\u4e2aNode\u4e0a\u7684\u5bb9\u5668\u6570\u91cf\u3002<\/p>\n

\u4e86\u89e3 Kubernetes \u8d44\u6e90<\/h2>\n

\u5de5\u4f5c\u91cfAPI\u5206\u7c7b\u3002<\/h3>\n

\u8c46\u835a ji\u00e1)<\/h4>\n

Kubernetes\u8d44\u6e90\u7684\u6700\u5c0f\u5355\u5143\u662fPod\u3002Pod\u5185\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u5bb9\u5668\u3002Pod\u6709\u4e00\u4e2a\u7f51\u7edc\u63a5\u53e3\uff0c\u5e76\u4e14\u5982\u679cPod\u5185\u5b58\u5728\u591a\u4e2a\u5bb9\u5668\uff0c\u5219\u6bcf\u4e2a\u5bb9\u5668\u5171\u7528\u8be5\u7f51\u7edc\u63a5\u53e3\u3002\u9664\u975e\u6709\u7279\u6b8a\u539f\u56e0\uff0c\u4e00\u822c\u63a8\u8350\u5728Pod\u4e2d\u53ea\u5305\u542b\u4e00\u4e2a\u5bb9\u5668\u3002<\/p>\n

\u526f\u672c\u96c6<\/h4>\n

\u5f53\u9700\u8981\u90e8\u7f72\u591a\u4e2aPod\u65f6\uff0cReplicaSet\u662f\u7528\u6765\u7ba1\u7406\u8d44\u6e90\u7684\u3002\u5b83\u4f1a\u6839\u636e\u5728ReplicaSet\u4e2d\u5b9a\u4e49\u7684\u5bb9\u5668\u6570\u91cf\uff0c\u5728\u8282\u70b9\u4e0a\u8fdb\u884c\u8c03\u5ea6\u548c\u90e8\u7f72\u3002\u5373\u4f7f\u53d1\u751f\u8282\u70b9\u6545\u969c\u5bfc\u81f4\u8282\u70b9\u4e0a\u7684\u5bb9\u5668\u6d88\u5931\uff0cReplicaSet\u4f1a\u901a\u8fc7\u81ea\u52a8\u6062\u590d\u673a\u5236\uff0c\u5c06\u5bb9\u5668\u6570\u91cf\u6062\u590d\u5230\u9884\u8bbe\u7684\u6570\u91cf\uff0c\u5e76\u90e8\u7f72\u5728\u5176\u4ed6\u53ef\u7528\u7684\u8282\u70b9\u4e0a\u3002<\/p>\n

\u90e8\u7f72<\/h4>\n

Deployment\u8d44\u6e90\u7528\u4e8e\u7ba1\u7406\u591a\u4e2aReplicaSet\u3002Deployment\u7528\u4e8e\u6eda\u52a8\u66f4\u65b0\u3002Deployment\u5c06\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5c06\u65e7\u7684ReplicaSetA\u7684Pod\u66f4\u65b0\u4e3a\u65b0\u7684ReplicaSetB\u7684Pod\uff1a
\n\uff11. \u521b\u5efa\u65b0\u7684ReplicaSetB\u3002
\n\uff12. \u589e\u52a0\u65b0\u7684ReplicaSetB\u4e0a\u7684Pod\u6570\u76ee1\u4e2a\u3002
\n\uff13. \u51cf\u5c11\u65e7\u7684ReplicaSetA\u4e0a\u7684Pod\u6570\u76ee1\u4e2a\u3002
\n\uff14. \u91cd\u590d\u6b65\u9aa42\u548c\u6b65\u9aa43\u3002
\n\uff15. \u4fdd\u6301\u65e7\u7684ReplicaSetA\u7684Pod\u6570\u4e3a0\u3002<\/p>\n

\u5b88\u62a4\u8fdb\u7a0b\u96c6<\/h4>\n

\u4f7f\u7528DaemonSet\u65f6\uff0c\u4f1a\u5728\u6bcf\u4e2aNode\u4e0a\u5747\u5300\u5730\u90e8\u7f72Pod\u3002\u4e0eReplicaSet\u4e0d\u540c\uff0c\u65e0\u6cd5\u6307\u5b9aPod\u7684\u6570\u91cf\uff0c\u4e5f\u4e0d\u4f1a\u6839\u636e\u8d44\u6e90\u8fdb\u884c\u8c03\u5ea6\u6765\u90e8\u7f72\u5bb9\u5668\u3002\u5b83\u901a\u5e38\u7528\u4e8e\u8fd0\u884c\u7c7b\u4f3cdatadog agent\u7684\u5ea6\u91cf\u4ee3\u7406\u6216\u8fd0\u884c\u7c7b\u4f3cfluentd\u7684\u65e5\u5fd7\u6536\u96c6\u5b88\u62a4\u8fdb\u7a0b\u7b49\u7528\u9014\u3002<\/p>\n

\u6709\u72b6\u6001\u96c6<\/h4>\n

\u8fd9\u662f\u7528\u4e8e\u90e8\u7f72\u548c\u7ba1\u7406\u8bf8\u5982\u6570\u636e\u5e93\u7b49\u6709\u72b6\u6001\u5e94\u7528\u7a0b\u5e8f\u7684\u8d44\u6e90\u3002\u4e3a\u4e86\u7ed9\u5de5\u4f5c\u8d1f\u8f7d\u8d4b\u4e88\u6301\u4e45\u6027\uff0c\u5b58\u5728\u4e00\u79cd\u673a\u5236\u6765\u4fdd\u6301\u76f8\u540c\u7684Pod\u540d\u79f0\u3002\u5982\u679c\u65b0\u5efaPod\uff0c\u5219\u4ee5[Pod\u540d\u79f0]-[\u7f16\u53f7]\u7684\u65b9\u5f0f\u8fdb\u884c\u547d\u540d\u3002\u4f8b\u5982\uff0cweb-0\u3001web-1\u3001web-2\u7b49\u3002<\/p>\n

\u5de5\u4f5c<\/h4>\n

\u5bb9\u5668\u662f\u7528\u4e8e\u6267\u884c\u4e00\u6b21\u6027\u5904\u7406\u7684\u8d44\u6e90\u3002 job\u548creplicaset\u4e4b\u95f4\u7684\u4e00\u5927\u533a\u522b\u662f\u5b83\u4eec\u5728\u521b\u5efapod\u65f6\u662f\u5426\u5047\u8bbepod\u4f1a\u505c\u6b62\u3002\u57fa\u672c\u4e0a\uff0creplicaset\u5c06pod\u7684\u505c\u6b62\u89c6\u4e3a\u610f\u5916\u9519\u8bef\u3002\u800c\u5728job\u7684\u60c5\u51b5\u4e0b\uff0c\u9884\u671fpod\u505c\u6b62\u662f\u6b63\u5e38\u7684\u3002\u4e3e\u4f8b\u6765\u8bf4\uff0c\u53ef\u4ee5\u5c06”\u4e0e\u7279\u5b9a\u670d\u52a1\u5668\u7684rsync”\u6216”\u4e0a\u4f20\u5230S3\u7b49\u5bf9\u8c61\u5b58\u50a8”\u7b49\u64cd\u4f5c\u5217\u4e3a\u793a\u4f8b\u3002\u7531\u4e8ereplicaset\u7b49\u5e76\u6ca1\u6709\u8ba1\u7b97\u6b63\u5e38\u7ed3\u675f\u7684\u6570\u91cf\uff0c\u56e0\u6b64\u5728\u6279\u5904\u7406\u5904\u7406\u4e2d\u5e94\u79ef\u6781\u4f7f\u7528job\u3002<\/p>\n

\u5b9a\u65f6\u4efb\u52a1<\/h4>\n

\u8fd9\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u9884\u5b9a\u65f6\u95f4\u521b\u5efa\u4f5c\u4e1a\u7684\u8d44\u6e90\uff0c\u5c31\u50cfCron\u4e00\u6837\u3002
\nCronJob\u7ba1\u7406\u4f5c\u4e1a\uff0c\u4f5c\u4e1a\u7ba1\u7406Pod\uff0c\u5f62\u6210\u4e86\u4e09\u5c42\u7236\u5b50\u5173\u7cfb\u3002<\/p>\n

\u670d\u52a1API\u7c7b\u522b<\/h3>\n

\u3010\u670d\u52a1\u5206\u7c7b\u3011<\/h4>\n

Therefore, ClusterIP can be paraphrased in Chinese as\u300c\u96c6\u7fa4IP\u300d IP).<\/h4>\n

\u8fd9\u662f\u6700\u57fa\u672c\u7684\u670d\u52a1\u3002\u5b83\u4f1a\u5728Kubernetes\u96c6\u7fa4\u5185\u90e8\u521b\u5efa\u53ea\u80fd\u5728\u5185\u90e8\u7f51\u7edc\u4e2d\u8fdb\u884c\u901a\u4fe1\u7684\u865a\u62dfIP\u5e76\u8fdb\u884c\u5206\u914d\u3002\u56e0\u6b64\uff0c\u88ab\u79f0\u4e3aClusterIP\u3002ClusterIP\u4f5c\u4e3aKubernetes\u96c6\u7fa4\u5916\u90e8\u4e0d\u9700\u8981\u63a5\u6536\u6d41\u91cf\u7684\u5730\u65b9\uff0c\u53ef\u4ee5\u7528\u4f5c\u96c6\u7fa4\u5185\u7684\u8d1f\u8f7d\u5747\u8861\u5668\u3002<\/p>\n

\u8282\u70b9\u7aef\u53e3<\/h4>\n

\u4f7f\u7528Kubernetes Node\u7684IP\u5730\u5740:\u7aef\u53e3\u6765\u63a5\u6536\u6d41\u91cf\uff0c\u5e76\u5c06\u5176\u8f6c\u53d1\u5230\u5bb9\u5668\u4e2d\uff0c\u4ece\u800c\u5efa\u7acb\u5916\u90e8\u8fde\u901a\u6027\u3002\u4e0e\u4ec5\u5728Kubernetes\u96c6\u7fa4\u5185\u90e8\u901a\u4fe1\u7684ClusterIP\u4e0d\u540c\uff0cNodePort\u5141\u8bb8\u6765\u81eaKubernetes\u96c6\u7fa4\u5916\u90e8\u7684\u901a\u4fe1\u3002<\/p>\n

\u8d1f\u8f7d\u5747\u8861\u5668<\/h4>\n

\u53ef\u4ee5\u5728Kubernetes\u96c6\u7fa4\u5916\u7684\u8d1f\u8f7d\u5747\u8861\u5668\u4e0a\u5206\u914d\u5177\u6709\u5916\u90e8\u8fde\u901a\u6027\u7684\u865a\u62dfIP\uff0c\u5373\u4f7f\u8282\u70b9\u53d1\u751f\u6545\u969c\uff0c\u4e5f\u53ef\u4ee5\u5c06\u901a\u4fe1\u5207\u6362\u5230\u53e6\u4e00\u8282\u70b9\uff0c\u4ece\u800c\u63d0\u9ad8\u53ef\u7528\u6027\u3002\u800cNodePort\u6700\u7ec8\u4ecd\u7136\u662f\u5411\u5206\u914d\u7ed9\u4efb\u4e00Kubernetes\u8282\u70b9\u7684IP\u5730\u5740\u53d1\u9001\u901a\u4fe1\uff0c\u56e0\u6b64\u8be5\u8282\u70b9\u6210\u4e3a\u5355\u70b9\u6545\u969c(SPoF)\u3002<\/p>\n

\u3010Ingress\u5206\u7c7b\u3011<\/h4>\n

\u5165\u53e3<\/h4>\n

Ingress\u63d0\u4f9b\u7684\u662fL7\uff08\u5e94\u7528\u5c42\uff09\u7684\u8d1f\u8f7d\u5747\u8861\u8d44\u6e90\uff0c\u800c\u4e0a\u8ff0\u7684Service\u63d0\u4f9b\u7684\u5219\u662fL4\uff08\u7f51\u7edc\u5c42\u548c\u4f20\u8f93\u5c42\uff09\u7684\u8d1f\u8f7d\u5747\u8861\u8d44\u6e90\u3002\u901a\u8fc7\u4f7f\u7528Ingress\uff0c\u53ef\u4ee5\u7075\u6d3b\u5730\u901a\u8fc7\u4e3b\u673a\u540d\u8fdb\u884c\u7c7b\u4f3cHTTP\u7684\u901a\u4fe1\uff0c\u5c06\u8bf7\u6c42\u5408\u7406\u5730\u5206\u914d\u5230Pod\u4e0a\u3002\u4f7f\u7528Ingress\u9700\u8981\u989d\u5916\u51c6\u5907Ingress Controller\uff0c\u5e76\u4e14\u9700\u8981\u5916\u90e8\u6216\u8005\u5185\u90e8\u7684\u8d1f\u8f7d\u5747\u8861\u5668\u3002<\/p>\n

\u914d\u7f6e\u548c\u5b58\u50a8API\u7c7b\u522b<\/h3>\n

\u914d\u7f6e\u6620\u5c04<\/h4>\n

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\u9009\u62e9<\/h4>\n

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\u6301\u4e45\u5b58\u50a8<\/h4>\n

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\u6301\u4e45\u5377\u7d22\u8d54<\/h4>\n

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\u805a\u7c7bAPI\u7c7b\u522b<\/h3>\n

\u8282\u70b9<\/h4>\n

Kubernetes\u901a\u8fc7\u5c06\u5bb9\u5668\u90e8\u7f72\u5728\u8282\u70b9\u4e0a\u7684Pod\u4e2d\u6765\u6267\u884c\u5de5\u4f5c\u8d1f\u8f7d\u3002\u8282\u70b9\u6307\u7684\u662f\u4e00\u4e2a\u7269\u7406\u673a\u6216\u865a\u62df\u673a\u3002\u4e0e\u4e4b\u524d\u6240\u4ecb\u7ecd\u7684\u8d44\u6e90\u4e0d\u540c\uff0c\u8282\u70b9\u57fa\u672c\u4e0a\u4e0d\u662f\u7531\u7528\u6237\u6765\u521b\u5efa\u6216\u5220\u9664\u7684\u8d44\u6e90\u3002<\/p>\n

\u547d\u540d\u7a7a\u95f4<\/h4>\n

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\u603b\u7ed3<\/h2>\n

\u5173\u4e8e Kubernetes \u5bf9\u8c61\uff0c\u867d\u7136\u8fd9\u91cc\u8fd8\u6709\u5f88\u591a\u6ca1\u63d0\u5230\u7684\u5185\u5bb9\u3002\u6211\u5b66\u4e60\u8fc7\u540e\u53d1\u73b0 Kubernetes \u4e2d\u6d89\u53ca\u7684\u89d2\u8272\u592a\u591a\u4e86\uff0c\u53ea\u5728\u7eb8\u4e0a\u5b66\u4e60\u5df2\u7ecf\u611f\u5230\u538c\u70e6\u3002\u6211\u8ba4\u4e3a\u5b9e\u9645\u4e0a\u901a\u8fc7\u521b\u5efa Kubernetes \u96c6\u7fa4\u5e76\u8fdb\u884c\u64cd\u4f5c\u9a8c\u8bc1\u7684\u5b66\u4e60\u65b9\u6cd5\u80fd\u591f\u66f4\u597d\u5730\u7406\u89e3\uff0c\u6240\u4ee5\u6211\u5efa\u8bae\u90a3\u4e9b\u6253\u7b97\u5f00\u59cb\u5b66\u4e60 Kubernetes \u7684\u4eba\u9009\u62e9\u8fd9\u79cd\u65b9\u6cd5\u3002<\/p>\n

\u672c\u6587\u6839\u636e\u4ee5\u4e0b\u8d44\u6599\u8fdb\u884c\u64b0\u5199\uff1a
\nKubernetes\u5b98\u65b9\u6587\u6863
\nKubernetes\u5b8c\u5168\u6307\u5357 \u7b2c2\u7248
\n\u4eb2\u8eab\u5b9e\u8df5\u5b66\u4e60\u4e91\u57fa\u7840\u8bbe\u65bd\uff1a\u4eceDocker\u57fa\u7840\u5230\u5bb9\u5668\u6784\u5efa<\/p>\n","protected":false},"excerpt":{"rendered":"

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