{"id":15360,"date":"2024-11-17T20:40:56","date_gmt":"2024-11-17T12:40:56","guid":{"rendered":"https:\/\/fwq.ai\/blog\/?p=15360"},"modified":"2024-11-17T20:40:56","modified_gmt":"2024-11-17T12:40:56","slug":"nginx%e3%80%81lvs%e3%80%81haproxy%e8%b4%9f%e8%bd%bd%e5%9d%87%e8%a1%a1%e8%bd%af%e4%bb%b6%e7%9a%84%e4%bc%98%e7%bc%ba%e7%82%b9%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15360\/","title":{"rendered":"Nginx\u3001LVS\u3001HAProxy\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\u7684\u4f18\u7f3a\u70b9\u8be6\u89e3"},"content":{"rendered":"

Nginx\u3001LVS\u3001HAProxy\u662f\u76ee\u524d\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u4e09\u79cd\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\uff0c\u672c\u4eba\u90fd\u5728\u591a\u4e2a\u9879\u76ee\u4e2d\u5b9e\u65bd\u8fc7\uff0c\u53c2\u8003\u4e86\u4e00\u4e9b\u8d44\u6599\uff0c\u7ed3\u5408\u81ea\u5df1\u7684\u4e00\u4e9b\u4f7f\u7528\u7ecf\u9a8c\uff0c\u603b\u7ed3\u4e00\u4e0b\u3002<\/p>\n

\u4e00\u822c\u5bf9\u8d1f\u8f7d\u5747\u8861\u7684\u4f7f\u7528\u662f\u968f\u7740\u7f51\u7ad9\u89c4\u6a21\u7684\u63d0\u5347\u6839\u636e\u4e0d\u540c\u7684\u9636\u6bb5\u6765\u4f7f\u7528\u4e0d\u540c\u7684\u6280\u672f\u3002\u5177\u4f53\u7684\u5e94\u7528\u9700\u6c42\u8fd8\u5f97\u5177\u4f53\u5206\u6790\uff0c\u5982\u679c\u662f\u4e2d\u5c0f\u578b\u7684Web\u5e94\u7528\uff0c\u6bd4\u5982\u65e5PV\u5c0f\u4e8e1000\u4e07\uff0c\u7528Nginx\u5c31\u5b8c\u5168\u53ef\u4ee5\u4e86\uff1b\u5982\u679c\u673a\u5668\u4e0d\u5c11\uff0c\u53ef\u4ee5\u7528DNS\u8f6e\u8be2\uff0cLVS\u6240\u8017\u8d39\u7684\u673a\u5668\u8fd8\u662f\u6bd4\u8f83\u591a\u7684\uff1b\u5927\u578b\u7f51\u7ad9\u6216\u91cd\u8981\u7684\u670d\u52a1\uff0c\u4e14\u670d\u52a1\u5668\u6bd4\u8f83\u591a\u65f6\uff0c\u53ef\u4ee5\u8003\u8651\u7528LVS\u3002<\/p>\n

\u4e00\u79cd\u662f\u901a\u8fc7\u786c\u4ef6\u6765\u8fdb\u884c\u8fdb\u884c\uff0c\u5e38\u89c1\u7684\u786c\u4ef6\u6709\u6bd4\u8f83\u6602\u8d35\u7684F5\u548cArray\u7b49\u5546\u7528\u7684\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u5b83\u7684\u4f18\u70b9\u5c31\u662f\u6709\u4e13\u4e1a\u7684\u7ef4\u62a4\u56e2\u961f\u6765\u5bf9\u8fd9\u4e9b\u670d\u52a1\u8fdb\u884c\u7ef4\u62a4\u3001\u7f3a\u70b9\u5c31\u662f\u82b1\u9500\u592a\u5927\uff0c\u6240\u4ee5\u5bf9\u4e8e\u89c4\u6a21\u8f83\u5c0f\u7684\u7f51\u7edc\u670d\u52a1\u6765\u8bf4\u6682\u65f6\u8fd8\u6ca1\u6709\u9700\u8981\u4f7f\u7528\uff1b\u53e6\u5916\u4e00\u79cd\u5c31\u662f\u7c7b\u4f3c\u4e8eNginx\u3001LVS\u3001HAProxy\u7684\u57fa\u4e8eLinux\u7684\u5f00\u6e90\u514d\u8d39\u7684\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\uff0c\u8fd9\u4e9b\u90fd\u662f\u901a\u8fc7\u8f6f\u4ef6\u7ea7\u522b\u6765\u5b9e\u73b0\uff0c\u6240\u4ee5\u8d39\u7528\u975e\u5e38\u4f4e\u5ec9\u3002<\/p>\n

\u76ee\u524d\u5173\u4e8e\u7f51\u7ad9\u67b6\u6784\u4e00\u822c\u6bd4\u8f83\u5408\u7406\u6d41\u884c\u7684\u67b6\u6784\u65b9\u6848\uff1aWeb\u524d\u7aef\u91c7\u7528Nginx\u3001HAProxy+Keepalived\u4f5c\u8d1f\u8f7d\u5747\u8861\u5668\uff1b\u540e\u7aef\u91c7\u7528MySQL\u6570\u636e\u5e93\u4e00\u4e3b\u591a\u4ece\u548c\u8bfb\u5199\u5206\u79bb\uff0c\u91c7\u7528LVS+Keepalived\u7684\u67b6\u6784\u3002\u5f53\u7136\u8981\u6839\u636e\u9879\u76ee\u5177\u4f53\u9700\u6c42\u5236\u5b9a\u65b9\u6848\u3002<\/p>\n

 <\/p>\n

\u4e0b\u9762\u8bf4\u8bf4\u5404\u81ea\u7684\u7279\u70b9\u548c\u9002\u7528\u573a\u5408\u3002<\/p>\n

\u4e00\u3001Nginx<\/h1>\n

Nginx\u7684\u4f18\u70b9\u662f\uff1a<\/h3>\n
    \n
  1. \u5de5\u4f5c\u5728\u7f51\u7edc\u76847\u5c42\u4e4b\u4e0a\uff0c\u53ef\u4ee5\u9488\u5bf9http\u5e94\u7528\u505a\u4e00\u4e9b\u5206\u6d41\u7684\u7b56\u7565\uff0c\u6bd4\u5982\u9488\u5bf9\u57df\u540d\u3001\u76ee\u5f55\u7ed3\u6784\uff0c\u5b83\u7684\u6b63\u5219\u89c4\u5219\u6bd4HAProxy\u66f4\u4e3a\u5f3a\u5927\u548c\u7075\u6d3b\uff0c\u8fd9\u4e5f\u662f\u5b83\u76ee\u524d\u5e7f\u6cdb\u6d41\u884c\u7684\u4e3b\u8981\u539f\u56e0\u4e4b\u4e00\uff0cNginx\u5355\u51ed\u8fd9\u70b9\u53ef\u5229\u7528\u7684\u573a\u5408\u5c31\u8fdc\u591a\u4e8eLVS\u4e86\u3002<\/li>\n
  2. Nginx\u5bf9\u7f51\u7edc\u7a33\u5b9a\u6027\u7684\u4f9d\u8d56\u975e\u5e38\u5c0f\uff0c\u7406\u8bba\u4e0a\u80fdping\u901a\u5c31\u5c31\u80fd\u8fdb\u884c\u8d1f\u8f7d\u529f\u80fd\uff0c\u8fd9\u4e2a\u4e5f\u662f\u5b83\u7684\u4f18\u52bf\u4e4b\u4e00\uff1b\u76f8\u53cdLVS\u5bf9\u7f51\u7edc\u7a33\u5b9a\u6027\u4f9d\u8d56\u6bd4\u8f83\u5927\uff0c\u8fd9\u70b9\u672c\u4eba\u6df1\u6709\u4f53\u4f1a\uff1b<\/li>\n
  3. Nginx\u5b89\u88c5\u548c\u914d\u7f6e\u6bd4\u8f83\u7b80\u5355\uff0c\u6d4b\u8bd5\u8d77\u6765\u6bd4\u8f83\u65b9\u4fbf\uff0c\u5b83\u57fa\u672c\u80fd\u628a\u9519\u8bef\u7528\u65e5\u5fd7\u6253\u5370\u51fa\u6765\u3002LVS\u7684\u914d\u7f6e\u3001\u6d4b\u8bd5\u5c31\u8981\u82b1\u6bd4\u8f83\u957f\u7684\u65f6\u95f4\u4e86\uff0cLVS\u5bf9\u7f51\u7edc\u4f9d\u8d56\u6bd4\u8f83\u5927\u3002<\/li>\n
  4. \u53ef\u4ee5\u627f\u62c5\u9ad8\u8d1f\u8f7d\u538b\u529b\u4e14\u7a33\u5b9a\uff0c\u5728\u786c\u4ef6\u4e0d\u5dee\u7684\u60c5\u51b5\u4e0b\u4e00\u822c\u80fd\u652f\u6491\u51e0\u4e07\u6b21\u7684\u5e76\u53d1\u91cf\uff0c\u8d1f\u8f7d\u5ea6\u6bd4LVS\u76f8\u5bf9\u5c0f\u4e9b\u3002<\/li>\n
  5. Nginx\u53ef\u4ee5\u901a\u8fc7\u7aef\u53e3\u68c0\u6d4b\u5230\u670d\u52a1\u5668\u5185\u90e8\u7684\u6545\u969c\uff0c\u6bd4\u5982\u6839\u636e\u670d\u52a1\u5668\u5904\u7406\u7f51\u9875\u8fd4\u56de\u7684\u72b6\u6001\u7801\u3001\u8d85\u65f6\u7b49\u7b49\uff0c\u5e76\u4e14\u4f1a\u628a\u8fd4\u56de\u9519\u8bef\u7684\u8bf7\u6c42\u91cd\u65b0\u63d0\u4ea4\u5230\u53e6\u4e00\u4e2a\u8282\u70b9\uff0c\u4e0d\u8fc7\u5176\u4e2d\u7f3a\u70b9\u5c31\u662f\u4e0d\u652f\u6301url\u6765\u68c0\u6d4b\u3002\u6bd4\u5982\u7528\u6237\u6b63\u5728\u4e0a\u4f20\u4e00\u4e2a\u6587\u4ef6\uff0c\u800c\u5904\u7406\u8be5\u4e0a\u4f20\u7684\u8282\u70b9\u521a\u597d\u5728\u4e0a\u4f20\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u6545\u969c\uff0cNginx\u4f1a\u628a\u4e0a\u4f20\u5207\u5230\u53e6\u4e00\u53f0\u670d\u52a1\u5668\u91cd\u65b0\u5904\u7406\uff0c\u800cLVS\u5c31\u76f4\u63a5\u65ad\u6389\u4e86\uff0c\u5982\u679c\u662f\u4e0a\u4f20\u4e00\u4e2a\u5f88\u5927\u7684\u6587\u4ef6\u6216\u8005\u5f88\u91cd\u8981\u7684\u6587\u4ef6\u7684\u8bdd\uff0c\u7528\u6237\u53ef\u80fd\u4f1a\u56e0\u6b64\u800c\u4e0d\u6ee1\u3002<\/li>\n
  6. Nginx\u4e0d\u4ec5\u4ec5\u662f\u4e00\u6b3e\u4f18\u79c0\u7684\u8d1f\u8f7d\u5747\u8861\u5668\/\u53cd\u5411\u4ee3\u7406\u8f6f\u4ef6\uff0c\u5b83\u540c\u65f6\u4e5f\u662f\u529f\u80fd\u5f3a\u5927\u7684Web\u5e94\u7528\u670d\u52a1\u5668\u3002LNMP\u4e5f\u662f\u8fd1\u51e0\u5e74\u975e\u5e38\u6d41\u884c\u7684web\u67b6\u6784\uff0c\u5728\u9ad8\u6d41\u91cf\u7684\u73af\u5883\u4e2d\u7a33\u5b9a\u6027\u4e5f\u5f88\u597d\u3002<\/li>\n
  7. Nginx\u73b0\u5728\u4f5c\u4e3aWeb\u53cd\u5411\u52a0\u901f\u7f13\u5b58\u8d8a\u6765\u8d8a\u6210\u719f\u4e86\uff0c\u901f\u5ea6\u6bd4\u4f20\u7edf\u7684Squid\u670d\u52a1\u5668\u66f4\u5feb\uff0c\u53ef\u4ee5\u8003\u8651\u7528\u5176\u4f5c\u4e3a\u53cd\u5411\u4ee3\u7406\u52a0\u901f\u5668\u3002<\/li>\n
  8. Nginx\u53ef\u4f5c\u4e3a\u4e2d\u5c42\u53cd\u5411\u4ee3\u7406\u4f7f\u7528\uff0c\u8fd9\u4e00\u5c42\u9762Nginx\u57fa\u672c\u4e0a\u65e0\u5bf9\u624b\uff0c\u552f\u4e00\u53ef\u4ee5\u5bf9\u6bd4Nginx\u7684\u5c31\u53ea\u6709lighttpd\u4e86\uff0c\u4e0d\u8fc7lighttpd\u76ee\u524d\u8fd8\u6ca1\u6709\u505a\u5230Nginx\u5b8c\u5168\u7684\u529f\u80fd\uff0c\u914d\u7f6e\u4e5f\u4e0d\u90a3\u4e48\u6e05\u6670\u6613\u8bfb\uff0c\u793e\u533a\u8d44\u6599\u4e5f\u8fdc\u8fdc\u6ca1Nginx\u6d3b\u8dc3\u3002<\/li>\n
  9. Nginx\u4e5f\u53ef\u4f5c\u4e3a\u9759\u6001\u7f51\u9875\u548c\u56fe\u7247\u670d\u52a1\u5668\uff0c\u8fd9\u65b9\u9762\u7684\u6027\u80fd\u4e5f\u65e0\u5bf9\u624b\u3002\u8fd8\u6709Nginx\u793e\u533a\u975e\u5e38\u6d3b\u8dc3\uff0c\u7b2c\u4e09\u65b9\u6a21\u5757\u4e5f\u5f88\u591a\u3002<\/li>\n<\/ol>\n

    \u6dd8\u5b9d\u7684\u524d\u7aef\u4f7f\u7528\u7684Tengine\u5c31\u662f\u57fa\u4e8enginx\u505a\u7684\u4e8c\u6b21\u5f00\u53d1\u5b9a\u5236\u7248\u3002<\/p>\n

    Nginx\u5e38\u89c4\u7684HTTP\u8bf7\u6c42\u548c\u54cd\u5e94\u6d41\u7a0b\u56fe\uff1a<\/p>\n

    \"Nginx\u3001LVS\u3001HAProxy\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\u7684\u4f18\u7f3a\u70b9\u8be6\u89e3\u63d2\u56fe\"<\/a><\/p>\n

    Nginx\u7684\u7f3a\u70b9\u662f\uff1a<\/h3>\n
      \n
    1. Nginx\u4ec5\u80fd\u652f\u6301http\u3001https\u548cEmail\u534f\u8bae\uff0c\u8fd9\u6837\u5c31\u5728\u9002\u7528\u8303\u56f4\u4e0a\u9762\u5c0f\u4e9b\uff0c\u8fd9\u4e2a\u662f\u5b83\u7684\u7f3a\u70b9\u3002<\/li>\n
    2. \u5bf9\u540e\u7aef\u670d\u52a1\u5668\u7684\u5065\u5eb7\u68c0\u67e5\uff0c\u53ea\u652f\u6301\u901a\u8fc7\u7aef\u53e3\u6765\u68c0\u6d4b\uff0c\u4e0d\u652f\u6301\u901a\u8fc7url\u6765\u68c0\u6d4b\u3002<\/li>\n
    3. \u4e0d\u652f\u6301Session\u7684\u76f4\u63a5\u4fdd\u6301\uff0c\u4f46\u80fd\u901a\u8fc7ip_hash\u6765\u89e3\u51b3\u3002<\/li>\n<\/ol>\n

      \u4e8c\u3001LVS<\/h1>\n

      \u4f7f\u7528Linux\u5185\u6838\u96c6\u7fa4\u5b9e\u73b0\u4e00\u4e2a\u9ad8\u6027\u80fd\u3001\u9ad8\u53ef\u7528\u7684\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\uff0c\u5b83\u5177\u6709\u5f88\u597d\u7684\u53ef\u4f38\u7f29\u6027\uff08Scalability)\u3001\u53ef\u9760\u6027\uff08Reliability)\u548c\u53ef\u7ba1\u7406\u6027\uff08Manageability)\u3002<\/p>\n

      LVS\u7684\u4f18\u70b9\u662f\uff1a<\/h3>\n
        \n
      1. \u6297\u8d1f\u8f7d\u80fd\u529b\u5f3a\u3001\u662f\u5de5\u4f5c\u5728\u7f51\u7edc4\u5c42\u4e4b\u4e0a\u4ec5\u4f5c\u5206\u53d1\u4e4b\u7528\uff0c\u6ca1\u6709\u6d41\u91cf\u7684\u4ea7\u751f\uff0c\u8fd9\u4e2a\u7279\u70b9\u4e5f\u51b3\u5b9a\u4e86\u5b83\u5728\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\u91cc\u7684\u6027\u80fd\u6700\u5f3a\u7684\uff0c\u5bf9\u5185\u5b58\u548ccpu\u8d44\u6e90\u6d88\u8017\u6bd4\u8f83\u4f4e\u3002<\/li>\n
      2. \u914d\u7f6e\u6027\u6bd4\u8f83\u4f4e\uff0c\u8fd9\u662f\u4e00\u4e2a\u7f3a\u70b9\u4e5f\u662f\u4e00\u4e2a\u4f18\u70b9\uff0c\u56e0\u4e3a\u6ca1\u6709\u53ef\u592a\u591a\u914d\u7f6e\u7684\u4e1c\u897f\uff0c\u6240\u4ee5\u5e76\u4e0d\u9700\u8981\u592a\u591a\u63a5\u89e6\uff0c\u5927\u5927\u51cf\u5c11\u4e86\u4eba\u4e3a\u51fa\u9519\u7684\u51e0\u7387\u3002<\/li>\n
      3. \u5de5\u4f5c\u7a33\u5b9a\uff0c\u56e0\u4e3a\u5176\u672c\u8eab\u6297\u8d1f\u8f7d\u80fd\u529b\u5f88\u5f3a\uff0c\u81ea\u8eab\u6709\u5b8c\u6574\u7684\u53cc\u673a\u70ed\u5907\u65b9\u6848\uff0c\u5982LVS+Keepalived\uff0c\u4e0d\u8fc7\u6211\u4eec\u5728\u9879\u76ee\u5b9e\u65bd\u4e2d\u7528\u5f97\u6700\u591a\u7684\u8fd8\u662fLVS\/DR+Keepalived\u3002<\/li>\n
      4. \u65e0\u6d41\u91cf\uff0cLVS\u53ea\u5206\u53d1\u8bf7\u6c42\uff0c\u800c\u6d41\u91cf\u5e76\u4e0d\u4ece\u5b83\u672c\u8eab\u51fa\u53bb\uff0c\u8fd9\u70b9\u4fdd\u8bc1\u4e86\u5747\u8861\u5668IO\u7684\u6027\u80fd\u4e0d\u4f1a\u6536\u5230\u5927\u6d41\u91cf\u7684\u5f71\u54cd\u3002<\/li>\n
      5. \u5e94\u7528\u8303\u56f4\u6bd4\u8f83\u5e7f\uff0c\u56e0\u4e3aLVS\u5de5\u4f5c\u57284\u5c42\uff0c\u6240\u4ee5\u5b83\u51e0\u4e4e\u53ef\u4ee5\u5bf9\u6240\u6709\u5e94\u7528\u505a\u8d1f\u8f7d\u5747\u8861\uff0c\u5305\u62echttp\u3001\u6570\u636e\u5e93\u3001\u5728\u7ebf\u804a\u5929\u5ba4\u7b49\u7b49\u3002<\/li>\n<\/ol>\n

        LVS DR(Direct Routing)\u6a21\u5f0f\u7684\u7f51\u7edc\u6d41\u7a0b\u56fe\uff1a<\/p>\n

        \"Nginx\u3001LVS\u3001HAProxy\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\u7684\u4f18\u7f3a\u70b9\u8be6\u89e3\u63d2\u56fe1\"<\/a><\/p>\n

        LVS\u7684\u7f3a\u70b9\u662f\uff1a<\/h3>\n
          \n
        1. \u8f6f\u4ef6\u672c\u8eab\u4e0d\u652f\u6301\u6b63\u5219\u8868\u8fbe\u5f0f\u5904\u7406\uff0c\u4e0d\u80fd\u505a\u52a8\u9759\u5206\u79bb\uff1b\u800c\u73b0\u5728\u8bb8\u591a\u7f51\u7ad9\u5728\u8fd9\u65b9\u9762\u90fd\u6709\u8f83\u5f3a\u7684\u9700\u6c42\uff0c\u8fd9\u4e2a\u662fNginx\uff0fHAProxy+Keepalived\u7684\u4f18\u52bf\u6240\u5728\u3002<\/li>\n
        2. \u5982\u679c\u662f\u7f51\u7ad9\u5e94\u7528\u6bd4\u8f83\u5e9e\u5927\u7684\u8bdd\uff0cLVS\/DR+Keepalived\u5b9e\u65bd\u8d77\u6765\u5c31\u6bd4\u8f83\u590d\u6742\u4e86\uff0c\u7279\u522b\u540e\u9762\u6709Windows Server\u7684\u673a\u5668\u7684\u8bdd\uff0c\u5982\u679c\u5b9e\u65bd\u53ca\u914d\u7f6e\u8fd8\u6709\u7ef4\u62a4\u8fc7\u7a0b\u5c31\u6bd4\u8f83\u590d\u6742\u4e86\uff0c\u76f8\u5bf9\u800c\u8a00\uff0cNginx \uff0f HAProxy+Keepalived\u5c31\u7b80\u5355\u591a\u4e86\u3002<\/li>\n<\/ol>\n

          \u4e09\u3001HAProxy<\/h1>\n

          HAProxy\u7684\u7279\u70b9\u662f\uff1a<\/h3>\n
            \n
          1. HAProxy\u4e5f\u662f\u652f\u6301\u865a\u62df\u4e3b\u673a\u7684\u3002<\/li>\n
          2. HAProxy\u7684\u4f18\u70b9\u80fd\u591f\u8865\u5145Nginx\u7684\u4e00\u4e9b\u7f3a\u70b9\uff0c\u6bd4\u5982\u652f\u6301Session\u7684\u4fdd\u6301\uff0cCookie\u7684\u5f15\u5bfc\uff1b\u540c\u65f6\u652f\u6301\u901a\u8fc7\u83b7\u53d6\u6307\u5b9a\u7684url\u6765\u68c0\u6d4b\u540e\u7aef\u670d\u52a1\u5668\u7684\u72b6\u6001\u3002<\/li>\n
          3. HAProxy\u8ddfLVS\u7c7b\u4f3c\uff0c\u672c\u8eab\u5c31\u53ea\u662f\u4e00\u6b3e\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\uff1b\u5355\u7eaf\u4ece\u6548\u7387\u4e0a\u6765\u8bb2HAProxy\u4f1a\u6bd4Nginx\u6709\u66f4\u51fa\u8272\u7684\u8d1f\u8f7d\u5747\u8861\u901f\u5ea6\uff0c\u5728\u5e76\u53d1\u5904\u7406\u4e0a\u4e5f\u662f\u4f18\u4e8eNginx\u7684\u3002<\/li>\n
          4. HAProxy\u652f\u6301TCP\u534f\u8bae\u7684\u8d1f\u8f7d\u5747\u8861\u8f6c\u53d1\uff0c\u53ef\u4ee5\u5bf9MySQL\u8bfb\u8fdb\u884c\u8d1f\u8f7d\u5747\u8861\uff0c\u5bf9\u540e\u7aef\u7684MySQL\u8282\u70b9\u8fdb\u884c\u68c0\u6d4b\u548c\u8d1f\u8f7d\u5747\u8861\uff0c\u5927\u5bb6\u53ef\u4ee5\u7528LVS+Keepalived\u5bf9MySQL\u4e3b\u4ece\u505a\u8d1f\u8f7d\u5747\u8861\u3002<\/li>\n
          5. HAProxy\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u975e\u5e38\u591a\uff0cHAProxy\u7684\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u73b0\u5728\u5177\u4f53\u6709\u5982\u4e0b8\u79cd\uff1a
            \n\u2460 roundrobin\uff0c\u8868\u793a\u7b80\u5355\u7684\u8f6e\u8be2\uff0c\u8fd9\u4e2a\u4e0d\u591a\u8bf4\uff0c\u8fd9\u4e2a\u662f\u8d1f\u8f7d\u5747\u8861\u57fa\u672c\u90fd\u5177\u5907\u7684\uff1b
            \n\u2461 static-rr\uff0c\u8868\u793a\u6839\u636e\u6743\u91cd\uff0c\u5efa\u8bae\u5173\u6ce8\uff1b
            \n\u2462 leastconn\uff0c\u8868\u793a\u6700\u5c11\u8fde\u63a5\u8005\u5148\u5904\u7406\uff0c\u5efa\u8bae\u5173\u6ce8\uff1b
            \n\u2463 source\uff0c\u8868\u793a\u6839\u636e\u8bf7\u6c42\u6e90IP\uff0c\u8fd9\u4e2a\u8ddfNginx\u7684IP_hash\u673a\u5236\u7c7b\u4f3c\uff0c\u6211\u4eec\u7528\u5176\u4f5c\u4e3a\u89e3\u51b3session\u95ee\u9898\u7684\u4e00\u79cd\u65b9\u6cd5\uff0c\u5efa\u8bae\u5173\u6ce8\uff1b
            \n\u2464 ri\uff0c\u8868\u793a\u6839\u636e\u8bf7\u6c42\u7684URI\uff1b
            \n\u2465 rl_param\uff0c\u8868\u793a\u6839\u636e\u8bf7\u6c42\u7684URl\u53c2\u6570\u2019balance url_param\u2019 requires an URL parameter name\uff1b
            \n\u2466 hdr(name)\uff0c\u8868\u793a\u6839\u636eHTTP\u8bf7\u6c42\u5934\u6765\u9501\u5b9a\u6bcf\u4e00\u6b21HTTP\u8bf7\u6c42\uff1b
            \n\u2467 rdp-cookie(name)\uff0c\u8868\u793a\u6839\u636e\u636ecookie(name)\u6765\u9501\u5b9a\u5e76\u54c8\u5e0c\u6bcf\u4e00\u6b21TCP\u8bf7\u6c42\u3002<\/li>\n<\/ol>\n

            \u56db\u3001\u603b\u7ed3<\/h1>\n

            Nginx\u548cLVS\u5bf9\u6bd4\u7684\u603b\u7ed3\uff1a<\/p>\n

              \n
            1. Nginx\u5de5\u4f5c\u5728\u7f51\u7edc\u76847\u5c42\uff0c\u6240\u4ee5\u5b83\u53ef\u4ee5\u9488\u5bf9http\u5e94\u7528\u672c\u8eab\u6765\u505a\u5206\u6d41\u7b56\u7565\uff0c\u6bd4\u5982\u9488\u5bf9\u57df\u540d\u3001\u76ee\u5f55\u7ed3\u6784\u7b49\uff0c\u76f8\u6bd4\u4e4b\u4e0bLVS\u5e76\u4e0d\u5177\u5907\u8fd9\u6837\u7684\u529f\u80fd\uff0c\u6240\u4ee5Nginx\u5355\u51ed\u8fd9\u70b9\u53ef\u5229\u7528\u7684\u573a\u5408\u5c31\u8fdc\u591a\u4e8eLVS\u4e86\uff1b\u4f46Nginx\u6709\u7528\u7684\u8fd9\u4e9b\u529f\u80fd\u4f7f\u5176\u53ef\u8c03\u6574\u5ea6\u8981\u9ad8\u4e8eLVS\uff0c\u6240\u4ee5\u7ecf\u5e38\u8981\u53bb\u89e6\u78b0\u89e6\u78b0\uff0c\u89e6\u78b0\u591a\u4e86\uff0c\u4eba\u4e3a\u51fa\u95ee\u9898\u7684\u51e0\u7387\u4e5f\u5c31\u4f1a\u5927\u3002<\/li>\n
            2. Nginx\u5bf9\u7f51\u7edc\u7a33\u5b9a\u6027\u7684\u4f9d\u8d56\u8f83\u5c0f\uff0c\u7406\u8bba\u4e0a\u53ea\u8981ping\u5f97\u901a\uff0c\u7f51\u9875\u8bbf\u95ee\u6b63\u5e38\uff0cNginx\u5c31\u80fd\u8fde\u5f97\u901a\uff0c\u8fd9\u662fNginx\u7684\u4e00\u5927\u4f18\u52bf\uff01Nginx\u540c\u65f6\u8fd8\u80fd\u533a\u5206\u5185\u5916\u7f51\uff0c\u5982\u679c\u662f\u540c\u65f6\u62e5\u6709\u5185\u5916\u7f51\u7684\u8282\u70b9\uff0c\u5c31\u76f8\u5f53\u4e8e\u5355\u673a\u62e5\u6709\u4e86\u5907\u4efd\u7ebf\u8def\uff1bLVS\u5c31\u6bd4\u8f83\u4f9d\u8d56\u4e8e\u7f51\u7edc\u73af\u5883\uff0c\u76ee\u524d\u6765\u770b\u670d\u52a1\u5668\u5728\u540c\u4e00\u7f51\u6bb5\u5185\u5e76\u4e14LVS\u4f7f\u7528direct\u65b9\u5f0f\u5206\u6d41\uff0c\u6548\u679c\u8f83\u80fd\u5f97\u5230\u4fdd\u8bc1\u3002\u53e6\u5916\u6ce8\u610f\uff0cLVS\u9700\u8981\u5411\u6258\u7ba1\u5546\u81f3\u5c11\u7533\u8bf7\u591a\u4e00\u4e2aip\u6765\u505aVisual IP\uff0c\u8c8c\u4f3c\u662f\u4e0d\u80fd\u7528\u672c\u8eab\u7684IP\u6765\u505aVIP\u7684\u3002\u8981\u505a\u597dLVS\u7ba1\u7406\u5458\uff0c\u786e\u5b9e\u5f97\u8ddf\u8fdb\u5b66\u4e60\u5f88\u591a\u6709\u5173\u7f51\u7edc\u901a\u4fe1\u65b9\u9762\u7684\u77e5\u8bc6\uff0c\u5c31\u4e0d\u518d\u662f\u4e00\u4e2aHTTP\u90a3\u4e48\u7b80\u5355\u4e86\u3002<\/li>\n
            3. Nginx\u5b89\u88c5\u548c\u914d\u7f6e\u6bd4\u8f83\u7b80\u5355\uff0c\u6d4b\u8bd5\u8d77\u6765\u4e5f\u5f88\u65b9\u4fbf\uff0c\u56e0\u4e3a\u5b83\u57fa\u672c\u80fd\u628a\u9519\u8bef\u7528\u65e5\u5fd7\u6253\u5370\u51fa\u6765\u3002LVS\u7684\u5b89\u88c5\u548c\u914d\u7f6e\u3001\u6d4b\u8bd5\u5c31\u8981\u82b1\u6bd4\u8f83\u957f\u7684\u65f6\u95f4\u4e86\uff1bLVS\u5bf9\u7f51\u7edc\u4f9d\u8d56\u6bd4\u8f83\u5927\uff0c\u5f88\u591a\u65f6\u5019\u4e0d\u80fd\u914d\u7f6e\u6210\u529f\u90fd\u662f\u56e0\u4e3a\u7f51\u7edc\u95ee\u9898\u800c\u4e0d\u662f\u914d\u7f6e\u95ee\u9898\uff0c\u51fa\u4e86\u95ee\u9898\u8981\u89e3\u51b3\u4e5f\u76f8\u5e94\u7684\u4f1a\u9ebb\u70e6\u5f97\u591a\u3002<\/li>\n
            4. Nginx\u4e5f\u540c\u6837\u80fd\u627f\u53d7\u5f88\u9ad8\u8d1f\u8f7d\u4e14\u7a33\u5b9a\uff0c\u4f46\u8d1f\u8f7d\u5ea6\u548c\u7a33\u5b9a\u5ea6\u5deeLVS\u8fd8\u6709\u51e0\u4e2a\u7b49\u7ea7\uff1aNginx\u5904\u7406\u6240\u6709\u6d41\u91cf\u6240\u4ee5\u53d7\u9650\u4e8e\u673a\u5668IO\u548c\u914d\u7f6e\uff1b\u672c\u8eab\u7684bug\u4e5f\u8fd8\u662f\u96be\u4ee5\u907f\u514d\u7684\u3002<\/li>\n
            5. Nginx\u53ef\u4ee5\u68c0\u6d4b\u5230\u670d\u52a1\u5668\u5185\u90e8\u7684\u6545\u969c\uff0c\u6bd4\u5982\u6839\u636e\u670d\u52a1\u5668\u5904\u7406\u7f51\u9875\u8fd4\u56de\u7684\u72b6\u6001\u7801\u3001\u8d85\u65f6\u7b49\u7b49\uff0c\u5e76\u4e14\u4f1a\u628a\u8fd4\u56de\u9519\u8bef\u7684\u8bf7\u6c42\u91cd\u65b0\u63d0\u4ea4\u5230\u53e6\u4e00\u4e2a\u8282\u70b9\u3002\u76ee\u524dLVS\u4e2d ldirectd\u4e5f\u80fd\u652f\u6301\u9488\u5bf9\u670d\u52a1\u5668\u5185\u90e8\u7684\u60c5\u51b5\u6765\u76d1\u63a7\uff0c\u4f46LVS\u7684\u539f\u7406\u4f7f\u5176\u4e0d\u80fd\u91cd\u53d1\u8bf7\u6c42\u3002\u6bd4\u5982\u7528\u6237\u6b63\u5728\u4e0a\u4f20\u4e00\u4e2a\u6587\u4ef6\uff0c\u800c\u5904\u7406\u8be5\u4e0a\u4f20\u7684\u8282\u70b9\u521a\u597d\u5728\u4e0a\u4f20\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u6545\u969c\uff0cNginx\u4f1a\u628a\u4e0a\u4f20\u5207\u5230\u53e6\u4e00\u53f0\u670d\u52a1\u5668\u91cd\u65b0\u5904\u7406\uff0c\u800cLVS\u5c31\u76f4\u63a5\u65ad\u6389\u4e86\uff0c\u5982\u679c\u662f\u4e0a\u4f20\u4e00\u4e2a\u5f88\u5927\u7684\u6587\u4ef6\u6216\u8005\u5f88\u91cd\u8981\u7684\u6587\u4ef6\u7684\u8bdd\uff0c\u7528\u6237\u53ef\u80fd\u4f1a\u56e0\u6b64\u800c\u607c\u706b\u3002<\/li>\n
            6. Nginx\u5bf9\u8bf7\u6c42\u7684\u5f02\u6b65\u5904\u7406\u53ef\u4ee5\u5e2e\u52a9\u8282\u70b9\u670d\u52a1\u5668\u51cf\u8f7b\u8d1f\u8f7d\uff0c\u5047\u5982\u4f7f\u7528apache\u76f4\u63a5\u5bf9\u5916\u670d\u52a1\uff0c\u90a3\u4e48\u51fa\u73b0\u5f88\u591a\u7684\u7a84\u5e26\u94fe\u63a5\u65f6apache\u670d\u52a1\u5668\u5c06\u4f1a\u5360\u7528\u5927 \u91cf\u5185\u5b58\u800c\u4e0d\u80fd\u91ca\u653e\uff0c\u4f7f\u7528\u591a\u4e00\u4e2aNginx\u505aapache\u4ee3\u7406\u7684\u8bdd\uff0c\u8fd9\u4e9b\u7a84\u5e26\u94fe\u63a5\u4f1a\u88abNginx\u6321\u4f4f\uff0capache\u4e0a\u5c31\u4e0d\u4f1a\u5806\u79ef\u8fc7\u591a\u7684\u8bf7\u6c42\uff0c\u8fd9\u6837\u5c31\u51cf\u5c11\u4e86\u76f8\u5f53\u591a\u7684\u8d44\u6e90\u5360\u7528\u3002\u8fd9\u70b9\u4f7f\u7528squid\u4e5f\u6709\u76f8\u540c\u7684\u4f5c\u7528\uff0c\u5373\u4f7fsquid\u672c\u8eab\u914d\u7f6e\u4e3a\u4e0d\u7f13\u5b58\uff0c\u5bf9apache\u8fd8\u662f\u6709\u5f88\u5927\u5e2e\u52a9\u7684\u3002<\/li>\n
            7. Nginx\u80fd\u652f\u6301http\u3001https\u548cemail\uff08email\u7684\u529f\u80fd\u6bd4\u8f83\u5c11\u7528\uff09\uff0cLVS\u6240\u652f\u6301\u7684\u5e94\u7528\u5728\u8fd9\u70b9\u4e0a\u4f1a\u6bd4Nginx\u66f4\u591a\u3002\u5728\u4f7f\u7528\u4e0a\uff0c\u4e00\u822c\u6700\u524d\u7aef\u6240\u91c7\u53d6\u7684\u7b56\u7565\u5e94\u662fLVS\uff0c\u4e5f\u5c31\u662fDNS\u7684\u6307\u5411\u5e94\u4e3aLVS\u5747\u8861\u5668\uff0cLVS\u7684\u4f18\u70b9\u4ee4\u5b83\u975e\u5e38\u9002\u5408\u505a\u8fd9\u4e2a\u4efb\u52a1\u3002\u91cd\u8981\u7684ip\u5730\u5740\uff0c\u6700\u597d\u4ea4\u7531LVS\u6258\u7ba1\uff0c\u6bd4\u5982\u6570\u636e\u5e93\u7684 ip\u3001webservice\u670d\u52a1\u5668\u7684ip\u7b49\u7b49\uff0c\u8fd9\u4e9bip\u5730\u5740\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0c\u4f7f\u7528\u9762\u4f1a\u8d8a\u6765\u8d8a\u5927\uff0c\u5982\u679c\u66f4\u6362ip\u5219\u6545\u969c\u4f1a\u63a5\u8e35\u800c\u81f3\u3002\u6240\u4ee5\u5c06\u8fd9\u4e9b\u91cd\u8981ip\u4ea4\u7ed9 LVS\u6258\u7ba1\u662f\u6700\u4e3a\u7a33\u59a5\u7684\uff0c\u8fd9\u6837\u505a\u7684\u552f\u4e00\u7f3a\u70b9\u662f\u9700\u8981\u7684VIP\u6570\u91cf\u4f1a\u6bd4\u8f83\u591a\u3002Nginx\u53ef\u4f5c\u4e3aLVS\u8282\u70b9\u673a\u5668\u4f7f\u7528\uff0c\u4e00\u662f\u53ef\u4ee5\u5229\u7528Nginx\u7684\u529f\u80fd\uff0c\u4e8c\u662f\u53ef\u4ee5\u5229\u7528Nginx\u7684\u6027\u80fd\u3002\u5f53\u7136\u8fd9\u4e00\u5c42\u9762\u4e5f\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528squid\uff0csquid\u7684\u529f\u80fd\u65b9\u9762\u5c31\u6bd4Nginx\u5f31\u4e0d\u5c11\u4e86\uff0c\u6027\u80fd\u4e0a\u4e5f\u6709\u6240\u900a\u8272\u4e8eNginx\u3002Nginx\u4e5f\u53ef\u4f5c\u4e3a\u4e2d\u5c42\u4ee3\u7406\u4f7f\u7528\uff0c\u8fd9\u4e00\u5c42\u9762Nginx\u57fa\u672c\u4e0a\u65e0\u5bf9\u624b\uff0c\u552f\u4e00\u53ef\u4ee5\u64bc\u52a8Nginx\u7684\u5c31\u53ea\u6709lighttpd\u4e86\uff0c\u4e0d\u8fc7lighttpd\u76ee\u524d\u8fd8\u6ca1\u6709\u80fd\u505a\u5230 Nginx\u5b8c\u5168\u7684\u529f\u80fd\uff0c\u914d\u7f6e\u4e5f\u4e0d\u90a3\u4e48\u6e05\u6670\u6613\u8bfb\u3002\u53e6\u5916\uff0c\u4e2d\u5c42\u4ee3\u7406\u7684IP\u4e5f\u662f\u91cd\u8981\u7684\uff0c\u6240\u4ee5\u4e2d\u5c42\u4ee3\u7406\u4e5f\u62e5\u6709\u4e00\u4e2aVIP\u548cLVS\u662f\u6700\u5b8c\u7f8e\u7684\u65b9\u6848\u4e86\u3002\u5177\u4f53\u7684\u5e94\u7528\u8fd8\u5f97\u5177\u4f53\u5206\u6790\uff0c\u5982\u679c\u662f\u6bd4\u8f83\u5c0f\u7684\u7f51\u7ad9\uff08\u65e5PV\u5c0f\u4e8e1000\u4e07\uff09\uff0c\u7528Nginx\u5c31\u5b8c\u5168\u53ef\u4ee5\u4e86\uff0c\u5982\u679c\u673a\u5668\u4e5f\u4e0d\u5c11\uff0c\u53ef\u4ee5\u7528DNS\u8f6e\u8be2\uff0cLVS\u6240\u8017\u8d39\u7684\u673a\u5668\u8fd8\u662f\u6bd4\u8f83\u591a\u7684\uff1b\u5927\u578b\u7f51\u7ad9\u6216\u8005\u91cd\u8981\u7684\u670d\u52a1\uff0c\u673a\u5668\u4e0d\u53d1\u6101\u7684\u65f6\u5019\uff0c\u8981\u591a\u591a\u8003\u8651\u5229\u7528LVS\u3002<\/li>\n<\/ol>\n

              \u73b0\u5728\u5bf9\u7f51\u7edc\u8d1f\u8f7d\u5747\u8861\u7684\u4f7f\u7528\u662f\u968f\u7740\u7f51\u7ad9\u89c4\u6a21\u7684\u63d0\u5347\u6839\u636e\u4e0d\u540c\u7684\u9636\u6bb5\u6765\u4f7f\u7528\u4e0d\u540c\u7684\u6280\u672f\uff1a<\/p>\n

              \u7b2c\u4e00\u9636\u6bb5\uff1a\u5229\u7528Nginx\u6216HAProxy\u8fdb\u884c\u5355\u70b9\u7684\u8d1f\u8f7d\u5747\u8861\uff0c\u8fd9\u4e00\u9636\u6bb5\u670d\u52a1\u5668\u89c4\u6a21\u521a\u8131\u79bb\u5f00\u5355\u670d\u52a1\u5668\u3001\u5355\u6570\u636e\u5e93\u7684\u6a21\u5f0f\uff0c\u9700\u8981\u4e00\u5b9a\u7684\u8d1f\u8f7d\u5747\u8861\uff0c\u4f46\u662f\u4ecd\u7136\u89c4\u6a21\u8f83\u5c0f\u6ca1\u6709\u4e13\u4e1a\u7684\u7ef4\u62a4\u56e2\u961f\u6765\u8fdb\u884c\u7ef4\u62a4\uff0c\u4e5f\u6ca1\u6709\u9700\u8981\u8fdb\u884c\u5927\u89c4\u6a21\u7684\u7f51\u7ad9\u90e8\u7f72\u3002\u8fd9\u6837\u5229\u7528Nginx\u6216HAproxy\u5c31\u662f\u7b2c\u4e00\u9009\u62e9\uff0c\u6b64\u65f6\u8fd9\u4e9b\u4e1c\u897f\u4e0a\u624b\u5feb\uff0c \u914d\u7f6e\u5bb9\u6613\uff0c\u5728\u4e03\u5c42\u4e4b\u4e0a\u5229\u7528HTTP\u534f\u8bae\u5c31\u53ef\u4ee5\u3002\u8fd9\u65f6\u662f\u7b2c\u4e00\u9009\u62e9\u3002<\/p>\n

              \u7b2c\u4e8c\u9636\u6bb5\uff1a\u968f\u7740\u7f51\u7edc\u670d\u52a1\u8fdb\u4e00\u6b65\u6269\u5927\uff0c\u8fd9\u65f6\u5355\u70b9\u7684Nginx\u5df2\u7ecf\u4e0d\u80fd\u6ee1\u8db3\uff0c\u8fd9\u65f6\u4f7f\u7528LVS\u6216\u8005\u5546\u7528Array\u5c31\u662f\u9996\u8981\u9009\u62e9\uff0cNginx\u6b64\u65f6\u5c31\u4f5c\u4e3aLVS\u6216\u8005Array\u7684\u8282\u70b9\u6765\u4f7f\u7528\uff0c\u5177\u4f53LVS\u6216Array\u7684\u662f\u9009\u62e9\u662f\u6839\u636e\u516c\u53f8\u89c4\u6a21\u548c\u9884\u7b97\u6765\u9009\u62e9\uff0cArray\u7684\u5e94\u7528\u4ea4\u4ed8\u529f\u80fd\u975e\u5e38\u5f3a\u5927\uff0c\u672c\u4eba\u5728\u67d0\u9879\u76ee\u4e2d\u4f7f\u7528\u8fc7\uff0c\u6027\u4ef7\u6bd4\u4e5f\u8fdc\u9ad8\u4e8eF5\uff0c\u5546\u7528\u9996\u9009\uff01\u4f46\u662f\u4e00\u822c\u6765\u8bf4\u8fd9\u9636\u6bb5\u76f8\u5173\u4eba\u624d\u8ddf\u4e0d\u4e0a\u4e1a\u52a1\u7684\u63d0\u5347\uff0c\u6240\u4ee5\u8d2d\u4e70\u5546\u4e1a\u8d1f\u8f7d\u5747\u8861\u5df2\u7ecf\u6210\u4e3a\u4e86\u5fc5\u7ecf\u4e4b\u8def\u3002<\/p>\n

              \u7b2c\u4e09\u9636\u6bb5\uff1a\u8fd9\u65f6\u7f51\u7edc\u670d\u52a1\u5df2\u7ecf\u6210\u4e3a\u4e3b\u6d41\u4ea7\u54c1\uff0c\u6b64\u65f6\u968f\u7740\u516c\u53f8\u77e5\u540d\u5ea6\u4e5f\u8fdb\u4e00\u6b65\u6269\u5c55\uff0c\u76f8\u5173\u4eba\u624d\u7684\u80fd\u529b\u4ee5\u53ca\u6570\u91cf\u4e5f\u968f\u4e4b\u63d0\u5347\uff0c\u8fd9\u65f6\u65e0\u8bba\u4ece\u5f00\u53d1\u9002\u5408\u81ea\u8eab\u4ea7\u54c1\u7684\u5b9a\u5236\uff0c\u4ee5\u53ca\u964d\u4f4e\u6210\u672c\u6765\u8bb2\u5f00\u6e90\u7684LVS\uff0c\u5df2\u7ecf\u6210\u4e3a\u9996\u9009\uff0c\u8fd9\u65f6LVS\u4f1a\u6210\u4e3a\u4e3b\u6d41\u3002<\/p>\n

              \u6700\u7ec8\u5f62\u6210\u6bd4\u8f83\u7406\u60f3\u7684\u57fa\u672c\u67b6\u6784\u4e3a\uff1aArray\/LVS \u2014 Nginx\/Haproxy \u2014 Squid\/Varnish \u2014 AppServer\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

              Nginx\u3001LVS\u3001HAProxy\u662f\u76ee\u524d\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u4e09\u79cd\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\uff0c\u672c\u4eba\u90fd\u5728\u591a\u4e2a\u9879\u76ee\u4e2d\u5b9e\u65bd\u8fc7\uff0c\u53c2\u8003\u4e86\u4e00\u4e9b\u8d44\u6599\uff0c\u7ed3\u5408\u81ea\u5df1\u7684\u4e00\u4e9b\u4f7f\u7528\u7ecf\u9a8c\uff0c\u603b\u7ed3\u4e00\u4e0b\u3002 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