{"id":3709,"date":"2019-06-26T16:00:50","date_gmt":"2020-02-12T14:12:32","guid":{"rendered":"http:\/\/vip.fxxkpython.com\/?p=3709"},"modified":"2020-02-12T22:12:33","modified_gmt":"2020-02-12T14:12:33","slug":"849a29e145","status":"publish","type":"post","link":"https:\/\/vip.fxxkpython.com\/?p=3709","title":{"rendered":"\u4f60\u5728\u6d4f\u89c8\u5668\u8f93\u5165\u4e86 baidu.com \u5e76\u6309\u4e0b\u56de\u8f66\u540e\uff0c\u80cc\u540e\u5230\u5e95\u53d1\u751f\u4e86\u4ec0\u4e48\uff1f"},"content":{"rendered":"
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\u6709\u4e9b\u627e\u8fc7\u5de5\u4f5c\u9762\u8bd5\u7684\u670b\u53cb\uff08\u7279\u522b\u662f\u722c\u866b\u7684\u5c97\u4f4d\uff09\u5e94\u8be5\u5e38\u5e38\u88ab\u95ee\u5230\uff0c\u4f60\u77e5\u9053\u4f60\u5728\u6d4f\u89c8\u5668\u8f93\u5165\u767e\u5ea6\u7684\u7f51\u5740\u4e4b\u540e\uff0c\u80cc\u540e\u505a\u4e86\u4ec0\u4e48\u64cd\u4f5c\u5417\uff1f\u5176\u5b9e\u8fd9\u4e3b\u8981\u662f\u60f3\u770b\u770b\u4f60\u5bf9\u8ba1\u7b97\u673a\u7f51\u7edc\u534f\u8bae\u7684\u4e86\u89e3\uff0c\u4eca\u5929\u5c0f\u5e05b\u5c31\u8ddf\u4f60\u6d45\u8c08\u4e00\u4e0b\u8fd9\u4e2a\u95ee\u9898\uff0c\u5728\u6b64\u4e4b\u524d\uff0c\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4e00\u4e0b\u4ec0\u4e48\u662f URL \u3002
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<\/strong><\/p>\n

\u4f60\u771f\u7684\u7406\u89e3URL\u662f\u5565\u4e48\uff1f<\/strong><\/span><\/strong><\/p>\n


<\/p>\n

\u6211\u4eec\u7ecf\u5e38\u4f7f\u7528\u6d4f\u89c8\u5668\u4e0a\u7f51\uff0c\u5728\u60f3\u8981\u67e5\u8be2\u67d0\u4e9b\u7f51\u7ad9\u7684\u65f6\u5019\uff0c\u6211\u4eec\u90fd\u4f1a\u5728\u6d4f\u89c8\u5668\u7684\u5730\u5740\u680f\u4e2d\u8f93\u5165\u4e00\u6bb5\u5b57\u7b26\u4e32\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u5e38\u8bf4\u7684\u300c\u7f51\u5740\u300d\uff0c\u5176\u5b9e\u6211\u4eec\u8bf4\u7684\u8fd9\u4e2a\u300c\u7f51\u5740\u300d<\/span>\uff0c\u6307\u7684\u5c31\u662fURL\uff0cURL\u7684\u5168\u79f0\u662fUniform Resource Location\uff0c \u53eb\u505a \u300c\u7edf\u4e00\u8d44\u6e90\u5b9a\u4f4d\u300d\u3002<\/p>\n


<\/p>\n

\u6bd4\u5982\u6211\u4eec\u60f3\u8981\u8bbf\u95ee Google\uff0c\u5e94\u8be5\u4f1a\u5728\u6d4f\u89c8\u5668\u7684\u5730\u5740\u680f\u4e2d\u8f93\u5165\uff1a<\/p>\n


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 http:\/\/www.google.com<\/span>\u3002<\/p>\n


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\u8fd9\u65f6\u5019\u6211\u4eec\u53ef\u4ee5\u770b\u5230 URL \u4e2d\u4e24\u4e2a\u6bd4\u8f83\u91cd\u8981\u7684\u90e8\u5206\uff0c\u4e00\u4e2a\u662f\u534f\u8bae\uff0c\u4e00\u4e2a\u662f\u8d44\u6e90\u540d\u79f0\uff0c\u5b83\u4eec\u88ab \u300c:\/\/\u300d\u5206\u9694\u5f00\uff0c\u5de6\u8fb9\u7684 http \u5c31\u662f\u534f\u8bae\uff0c\u53f3\u8fb9\u7684 www.google.com \u5c31\u662f\u8d44\u6e90\u540d\u79f0\u3002<\/p>\n


<\/p>\n

\u6211\u4eec\u8fd9\u91cc\u7528\u5230\u7684\u534f\u8bae\u662f HTTP \u534f\u8bae\uff0c\u4ed6\u7684\u5168\u79f0\u53eb\u505a\u8d85\u6587\u672c\u4f20\u8f93\u534f\u8bae<\/span>\uff0c\u7f51\u7edc\u4e0a\u7684\u8bf7\u6c42\u534f\u8bae\u6709\u8bb8\u591a\uff0c\u4f8b\u5982\u6211\u4eec\u6bd4\u8f83\u719f\u6089\u7684\u5176\u5b83\u534f\u8bae\u6709 ftp \u534f\u8bae\uff0chttps \u534f\u8bae\u7b49\u7b49\u3002<\/p>\n


<\/p>\n

\u4e3a\u4ec0\u4e48\u8981\u7528\u534f\u8bae\u5462\uff1f<\/strong><\/span><\/strong><\/p>\n


<\/p>\n

\u56e0\u4e3a\u6ca1\u6709\u89c4\u77e9\uff0c\u4e0d\u6210\u65b9\u5706\uff0c\u6211\u4eec\u5728\u4f20\u8f93\u6570\u636e\u7684\u65f6\u5019\uff0c\u9700\u8981\u901a\u8fc7\u76f8\u5e94\u7684\u89c4\u5219\u624d\u80fd\u83b7\u53d6\u76f8\u5e94\u7684\u8d44\u6e90\uff0c\u6bd4\u5982\u4f60\u5728\u5bb6\u91cc\uff0c\u7a81\u7136\u997f\u4e86\uff0c\u60f3\u8981\u70b9\u5916\u5356\uff0c\u90a3\u4e48\u4f60\u9700\u8981\u627e\u5230\u4f60\u60f3\u5403\u7684\uff0c\u7136\u540e\u4ed8\u94b1\uff0c\u5546\u5bb6\u624d\u7ed9\u4f60\u505a\uff0c\u5916\u5356\u5c0f\u54e5\u54e5\u624d\u7b11\u563b\u563b\u7684\u7ed9\u4f60\u9001\uff0c\u5982\u679c\u4f60\u4e0d\u9075\u5faa\u8fd9\u4e00\u89c4\u5219\uff0c\u4f60\u4e0d\u7ed9\u94b1\uff0c\u4f60\u80fd\u5403\u5230\u5417\uff1f\u5916\u5356\u5c0f\u54e5\u4f1a\u7b11\u563b\u563b\u7ed9\u4f60\u9001\u5417\uff1f\u9664\u975e\u548c\u5c0f\u5e05b\u90a3\u6837\u5e05\u3002
<\/p>\n


<\/p>\n

\u6240\u4ee5\u6211\u4eec\u8fd9\u91cc\u4f7f\u7528\u7684 HTTP \u534f\u8bae\uff0c\u53ef\u4ee5\u7ed9\u6211\u4eec\u63d0\u4f9b\u8d85\u6587\u672c\u6587\u6863\u3002<\/p>\n


<\/p>\n

\u8d44\u6e90\u540d\u79f0<\/strong><\/span><\/strong>
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<\/p>\n

\u8d44\u6e90\u540d\u79f0\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u5730\u5740\uff0c\u5b83\u7684\u683c\u5f0f\u662f\u5b8c\u5168\u53d6\u51b3\u4e8e\u534f\u8bae\u800c\u5b9a\uff0c\u4e0d\u8fc7\u5728\u5927\u591a\u6570\u7684\u534f\u8bae\u91cc\u9762\uff0c\u8d44\u6e90\u540d\u79f0\u90fd\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u4e1c\u4e1c\uff1a<\/p>\n


<\/p>\n


<\/p>\n

1.Host Name<\/strong><\/span> \uff1a\u4e3b\u673a\u540d\uff0c\u4e5f\u5c31\u662f\u670d\u52a1\u5668\u7684\u540d\u79f0\uff0c\u4e00\u822c\u662f\u57df\u540d\uff0c\u4e5f\u5c31\u662f\u57df\u540d\u5bf9\u5e94\u7684\u8fd9\u53f0\u670d\u52a1\u5668\u7684 ip \u5730\u5740\uff0c \u4f8b\u5982http:\/\/www.google.com<\/span> \u4e2d\u7684 www.google.com \u5c31\u662f\u4e3b\u673a\u540d\u3002<\/p>\n


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<\/p>\n

2.FileName<\/strong><\/span> \uff1a\u6587\u4ef6\u540d\uff0c\u4e5f\u5c31\u662f\u6211<\/span>\u4eec\u8981\u8bbf\u95ee\u670d\u52a1\u5668\u4e0a\u67d0\u4e2a\u4f4d\u7f6e\u4e0a\u7684\u6587\u4ef6\uff0c\u8fd9\u4e2a\u6587\u4ef6\u6240\u5728\u7684\u8def\u5f84\u540d\u5c31\u662fFileName\uff0c\u4f8b\u5982\u6211\u4eec\u8981\u8bbf\u95ee a \u670d\u52a1\u5668\u4e0a\u7684\u8001\u5e08\u76ee\u5f55\u4e0b\u7684\u300c\u6ce2\u591a\u91ce\u7ed3\u8863.jpg\u300d\uff0c\u90a3\u4e48\u6211\u4eec\u5c31\u53ef\u4ee5\u8fd9\u6837\u8bbf\u95ee\uff1a<\/span> <\/span><\/p>\n


<\/p>\n

http:\/\/www.a.com\/teacher\/boduoyejieyi.jpg<\/span><\/p>\n


<\/p>\n

 \u8fd9\u91cc\u7684 teacher\/boduoyejieyi.jpg \u5c31\u662fFileName\u3002<\/p>\n


<\/p>\n


<\/p>\n

\"python\"
<\/p>\n


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<\/p>\n

3.Port Number<\/strong><\/span>: \u7aef\u53e3\u53f7\uff0c\u8fd9\u4e2a\u662f\u7528\u4e8e\u8fde\u63a5\u7684\u7aef\u53e3\uff0c\u6211\u4eec\u9ed8\u8ba4\u8bbf\u95ee\u4e0d\u9700\u8981\u8f93\u5165\u7aef\u53e3\uff0c\u662f\u56e0\u4e3a 80 \u662f\u9ed8\u8ba4\u7684\u8fde\u63a5\u7aef\u53e3\uff0c\u4e00\u822c\u670d\u52a1\u5668\u4e0a\u6709 0-65535 \u4e2a\u7aef\u53e3\uff0c\u4ed6\u5f00\u653e\u54ea\u4e2a\u7aef\u53e3\u7ed9\u4f60\u8bbf\u95ee\uff0c\u4f60\u5c31\u53ea\u80fd\u901a\u8fc7\u5b83\u7ed9\u4f60\u7684\u7aef\u53e3\u8fdb\u884c\u8bbf\u95ee\uff0c\u5c31\u597d\u6bd4\u4f60\u8981\u53bb\u5f00\u623f\uff0c\u53d1\u73b0\u9152\u5e97\u670965536 \u4e2a\u623f\u95f4\uff0c\u7136\u540e\u5ba2\u670d\u4eba\u5458\u544a\u8bc9\u4f60\u7b2c 8000 \u4e2a\u623f\u95f4\u53ef\u4ee5\u4f4f\uff0c\u90a3\u4e48\u4f60\u5c31\u4ea4\u5b8c\u94b1\u62ff\u7740\u623f\u5361\u53bb 8000 \u53f7\u7684\u623f\u73a9\u800d\uff0c\u603b\u4e0d\u4f1a\u53bb 65536 \u4e2a\u623f\u95f4\u73a9\u4e2a\u904d\u5427\uff01<\/p>\n


<\/p>\n

\u8fd9\u4e2a\u7aef\u53e3\u540e\u4e00\u822c\u662f\u5728\u5c3e\u90e8\u6dfb\u52a0\u5192\u53f7\uff0c\u5728\u5192\u53f7\u5199\u4e0a\u7aef\u53e3\u53f7\u3002\u4f8b\u5982\uff1ahttp:\/\/www.google.com:80<\/span><\/p>\n


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4.Parameters<\/strong><\/span> <\/strong>:\u8bf7\u6c42\u53c2\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u53c2\u6570\u53bb\u8bbf\u95ee\u7279\u5b9a\u7684\u8d44\u6e90\uff0c\u4e00\u822c\u5728\u8bbf\u95ee\u7684\u5730\u5740\u540e\u9762\u6dfb\u52a0 key-value \u7684\u76f8\u8bc6\u7684\u503c\u53bb\u8bbf\u95ee\uff0c\u4f8b\u5982\u6211\u4eec\u8981\u8bbf\u95ee a \u8fd9\u4e2a\u7f51\u7ad9\u7684\u8001\u5e08\u76ee\u5f55\u4e0b\u7b2c\u4e00\u5230\u7b2c\u5341\u5f20\u6ce2\u591a\u91ce\u7ed3\u8863\u7684\u7167\u7247\u5c31\u53ef\u4ee5\u8fd9\u6837\u5440\u8bbf\u95ee\uff1a<\/p>\n

http:\/\/www.a.com\/teacher\/pic\/boduoyejieyi?start=1&end=10<\/span><\/p>\n


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<\/p>\n

\u597d\u4e86\uff0c\u63a5\u4e0b\u6765\u5c31\u8bf4\u8bf4\u4f60\u5728\u6d4f\u89c8\u5668\u8f93\u5165baidu.com\u540e\uff0c\u90fd\u53d1\u751f\u4e86\u4ec0\u4e48<\/strong><\/p>\n


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\n
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\n
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<\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

    \n
  1. \n

    \u4f60\u5728 Chrome \u7684\u5730\u5740\u680f\u8f93\u5165baidu.com<\/p>\n<\/li>\n<\/ol>\n


    <\/p>\n


    <\/p>\n

    \"python\"<\/p>\n

    \n
    \n
    \n
    \n


    <\/p>\n


    <\/p>\n


    <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

    2.Chrome\u901a\u8fc7 DNS \u53bb\u67e5\u627e baidu.com \u8fd9\u4e2a\u57df\u540d\u5bf9\u5e94\u7684IP\u5730\u5740\uff1a<\/p>\n


    <\/p>\n


    <\/p>\n

    \"python\"<\/p>\n


    <\/p>\n


    <\/p>\n

    DNS\u7684\u67e5\u627e\u8fc7\u7a0b\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n


    <\/p>\n

    Chrome\u6d4f\u89c8\u5668\u4f1a\u5148\u67e5\u627e\u6709\u6ca1\u6709\u7f13\u5b58\u7684 DNS \u8bb0\u5f55\uff0c\u5982\u679c\u5728\u6d4f\u89c8\u5668\u7f13\u5b58\u6ca1\u6709\u627e\u5230\u9700\u8981\u7684\u8bb0\u5f55\uff0c\u5c31\u4f1a\u53bb\u505a\u4e00\u4e2a\u7cfb\u7edf\u7684\u8c03\u7528\uff0c\u83b7\u53d6\u7cfb\u7edf\u7f13\u5b58\u7684\u8bb0\u5f55\uff1b<\/p>\n


    <\/p>\n

    \u5982\u679c\u6ca1\u6709\u8bb0\u5f55\u8bf7\u6c42\u4f1a\u7ee7\u7eed\u5230\u8def\u7531\u5668\u4e0a\uff0c\u8def\u7531\u5668\u4e0a\u6709\u81ea\u5df1\u7684 DNS \u7f13\u5b58\uff1b<\/p>\n


    <\/p>\n

    \u5982\u679c\u6ca1\u6709\u8bb0\u5f55\u5c31\u4f1a\u5230 ISP \u7684 DNS \u7f13\u5b58\u4e2d\u67e5\u770b\u8bb0\u5f55\uff1b<\/p>\n


    <\/p>\n

    \u5982\u679c\u6ca1\u6709\u8bb0\u5f55\u5c31\u4f1a\u5728 ISP \u7684 DNS \u670d\u52a1\u5668\u4ece\u6839\u670d\u52a1\u5668\u57df\u540d\u670d\u52a1\u5668\u5f00\u59cb\u9012\u5f52\u641c\u7d22\u6700\u540e\u5f97\u5230 IP \u5730\u5740\u3002<\/p>\n


    <\/p>\n

    \n
    \n
    \n
    \n


    <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

    3.\u6d4f\u89c8\u5668\u7ed9 baidu \u670d\u52a1\u5668\u53d1\u9001\u4e00\u4e2a HTTP \u8bf7\u6c42<\/p>\n


    <\/p>\n


    <\/p>\n

    \"python\"<\/p>\n


    <\/p>\n


    <\/p>\n

    \u83b7\u53d6\u5230 baidu \u7684 ip \u5730\u5740\u4e4b\u540e\uff0c\u5c31\u53ef\u4ee5\u7ed9 baidu \u8fd9\u4e2a\u670d\u52a1\u5668\u53d1\u9001 HTTP \u8bf7\u6c42\u4e86\uff0c\u6211\u4eec\u901a\u8fc7 URL \u5730\u5740\u53bb\u53d1\u9001\u7684\u65f6\u5019\u662f\u4e00\u4e2aGET \u7684\u8bf7\u6c42\uff0c\u8fd9\u65f6\u5019\u4f1a\u5411 baidu \u670d\u52a1\u5668\u53d1\u9001\u4e00\u4e2a header \u4fe1\u606f\uff1a<\/p>\n


    <\/p>\n

    1. Accept:text\/html,application\/xhtml+xml,application\/xml;q=0.9,image\/webp,image\/apng,*\/*;q=0.8<\/p><\/li>
    2. Accept-Encoding:gzip, deflate, br<\/p><\/li>
    3. Accept-Language:zh-CN,zh;q=0.8<\/p><\/li>
    4. Cache-Control:no-cache<\/p><\/li>
    5. Connection:keep-alive<\/p><\/li>
    6. Cookie:PSTM=1506157985; BIDUPSID=DA662DF344C147D17FB4828CCD795292; ...<\/p><\/li>
    7. Host:www.baidu.com<\/p><\/li>
    8. Pragma:no-cache<\/p><\/li>
    9. Upgrade-Insecure-Requests:1<\/p><\/li>
    10. User-Agent:Mozilla\/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/61.0.3163.100 Safari\/537.36<\/p><\/li><\/ol><\/pre>\n

      <\/p>\n
      \u7ecf\u5e38\u5199\u53cd\u53cd\u722c\u7684\u8bdd\u4f60\u5e94\u8be5\u77e5\u9053\u5176\u4e2d<\/p>\n

      <\/p>\n
        \n
      1. \n
        User-Agent\u662f\u5411 baidu \u670d\u52a1\u5668\u63d0\u4f9b\u6d4f\u89c8\u5668\u7684\u7c7b\u578b\uff0c\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\uff0c\u6d4f\u89c8\u63d2\u4ef6\uff0c\u6d4f\u89c8\u5668\u8bed\u8a00\u7b49\u4fe1\u606f\u3002<\/p>\n

        <\/p>\n<\/li>\n
      2. \n
        Accept\u662f\u544a\u8bc9\u670d\u52a1\u5668\u8bf4\u6211\u4eec\u9700\u8981\u63a5\u6536\u7684\u7c7b\u578b\u662f\u4ec0\u4e48\u6837\u5b50\u7684\u3002<\/p>\n

        <\/p>\n<\/li>\n
      3. \n
        Connection:keep-alive \u662f\u4e3a\u4e86\u540e\u8fb9\u8bf7\u6c42\u4e0d\u8981\u5173\u95edTCP\u8fde\u63a5\u3002<\/p>\n

        <\/p>\n<\/li>\n
      4. \n
        Cookie \u662f\u4ee5\u6587\u672c\u5f62\u5f0f\u5b58\u50a8\uff0c\u6bcf\u6b21\u8bf7\u6c42\u7684\u65f6\u5019\u5c31\u4f1a\u53d1\u9001\u7ed9\u670d\u52a1\u5668\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8\u7528\u6237\u7684\u72b6\u6001\uff0c\u7528\u6237\u540d\u7b49\u4fe1\u606f\u3002<\/p>\n<\/li>\n<\/ol>\n
        \n
        \n
        \n
        \n

        <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

        <\/p>\n
        4.baidu\u670d\u52a1\u5668301\u91cd\u5b9a\u5411\u54cd\u5e94<\/p>\n

        <\/p>\n

        <\/p>\n
        \"python\"<\/p>\n

        <\/p>\n

        <\/p>\n
        \u56e0\u4e3a\u521a\u521a\u6211\u4eec\u5728 Chrome \u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u7684\u662f baidu.com \u800c\u4e0d\u662fwww.baidu.com\uff0c\u8fd9\u65f6\u5019 baidu \u670d\u52a1\u5668\u5c31\u4f1a\u5c06\u6211\u4eec\u7684\u8bf7\u6c42\u54cd\u5e94\u4e00\u4e2a 301 \u6c38\u4e45\u91cd\u5b9a\u5411\u5230 www.baidu.com\u3002<\/p>\n
        \n
        \n
        \n
        \n

        <\/p>\n

        <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n
        5.Chrome<\/span>\u6d4f\u89c8\u5668\u8bf7\u6c42\u91cd\u5b9a\u5411\u6765\u7684\u5730\u5740<\/p>\n

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        \"python\"<\/p>\n

        <\/p>\n

        <\/p>\n
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        \n
        \n
        \n
        \n

        <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n
        6.baidu\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42<\/p>\n

        <\/p>\n
        baidu\u670d\u52a1\u5668\u5728\u8fd9\u4e2a\u65f6\u5019\u63a5\u6536\u5230\u4e86\u8bf7\u6c42\uff0c\u5b83\u4f1a\u53bb\u67e5\u770b\u8bf7\u6c42\u5b83\u7684\u53c2\u6570\u8fd8\u6709 cookie \u4fe1\u606f\uff0c\u7136\u540e\u4f1a\u8fdb\u884c\u4e00\u4e9b\u64cd\u4f5c\u5904\u7406\uff0c\u4f8b\u5982\u5bf9\u6570\u636e\u8fdb\u884c\u5b58\u50a8\uff0c\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u9700\u8981\u88ab\u8bf7\u6c42\u7684\u6570\u636e\u7b49\u3002<\/p>\n
        \n
        \n
        \n
        \n

        <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n
        7.baidu\u670d\u52a1\u5668\u8fd4\u56deHTML\u54cd\u5e94<\/p>\n

        <\/p>\n

        <\/p>\n
        \"python\"<\/p>\n

        <\/p>\n

        <\/p>\n
        \u5f53 baidu \u670d\u52a1\u5668\u5904\u7406\u597d\u4e4b\u540e\uff0c\u5c31\u4f1a\u7ed9\u6d4f\u89c8\u5668\u8fd4\u56de\u6570\u636e\u4e86\uff0c\u8fd9\u4e2a\u65f6\u5019\u4f1a\u6709\u4e00\u4e2a Response Headers \u53d1\u9001\u7ed9\u6d4f\u89c8\u5668\uff1a<\/p>\n

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          \u5176\u4e2d<\/p>\n