{"id":151,"date":"2021-07-03T22:01:33","date_gmt":"2021-07-03T14:01:33","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/python\/?p=151"},"modified":"2021-07-04T14:26:33","modified_gmt":"2021-07-04T06:26:33","slug":"python%e7%9a%84tcp%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/python\/post-151.html","title":{"rendered":"python\u7684tcp\u670d\u52a1\u5668"},"content":{"rendered":"\n

tcp\u7684\u670d\u52a1\u5668, \u5b9e\u73b0\u8f83\u4e3a\u590d\u6742<\/p>\n\n\n\n

\u670d\u52a1\u5668\u5b9e\u73b0\u6d41\u7a0b<\/h2>\n\n\n\n

1.\u521b\u5efa\u5957\u63a5\u5b57<\/p>\n\n\n\n

tcp_server_socket = socket.socket(socket.AF_INEF, socket.SOCK_STREAM)<\/code><\/pre>\n\n\n\n
2. \u7ed1\u5b9a\u4fe1\u606f<\/p>\n\n\n\n
tcp_server_socket.bind(\"\", 8888)<\/code><\/pre>\n\n\n\n
3.\u8bbe\u7f6e\u5957\u63a5\u5b57\u4e3a\u88ab\u52a8( \u76d1\u542c )\u6a21\u5f0f ( \u5957\u63a5\u5b57\u9ed8\u8ba4\u662f\u4e3b\u52a8\u6a21\u5f0f, \u4e5f\u5c31\u662f\u5ba2\u6237\u7aef, \u800c\u670d\u52a1\u5668\u5957\u63a5\u5b57\u5fc5\u987b\u8bbe\u7f6e\u6b64\u5c5e\u6027)<\/p>\n\n\n\n
tcp_server_socket.listen(128)<\/code><\/pre>\n\n\n\n
4.\u7b49\u5f85\u5ba2\u6237\u7aef\u8fde\u63a5, (\u4f1a\u8fdb\u5165\u963b\u585e\u72b6\u6001)<\/p>\n\n\n\n
\u6b64\u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5143\u7ec4, \u5206\u522b\u662f\u4f2a\u5ba2\u6237\u7aefsocket (\u5e76\u4e0d\u662f\u63a5\u6536\u4e86\u5ba2\u6237\u7aefsocket, \u800c\u662f\u4e00\u4e2a\u4e13\u95e8\u4e3a\u6b64\u5ba2\u6237\u7aef\u670d\u52a1\u7684socket\u5ba2\u670d, \u4fdd\u5b58\u4e86\u5ba2\u6237\u7aefsocket\u7684\u4fe1\u606f), \u4ee5\u53ca\u5ba2\u6237\u7aef\u5730\u5740<\/p>\n\n\n\n
new_client_socket, client_addr = tcp_server_accept()<\/code><\/pre>\n\n\n\n
5.\u7b49\u5f85\u63a5\u6536\u6570\u636e ( \u4e5f\u4f1a\u8fdb\u5165\u963b\u585e\u72b6\u6001)<\/p>\n\n\n\n
rec_data = new_client_socket.recv(1024)<\/code><\/pre>\n\n\n\n
6.\u5173\u95ed\u5957\u63a5\u5b57<\/p>\n\n\n\n
new_client_socket.close()\ntcp_server_socket.close()<\/code><\/pre>\n\n\n\n
\u8fd9\u91cc\u7684new_client_socket, \u53ef\u4ee5\u7406\u89e3\u4e3a\u4e13\u95e8\u4e3a\u6b64\u5ba2\u6237\u7aef\u670d\u52a1\u7684”\u5ba2\u670d”, \u5b83\u65e2\u4fdd\u5b58\u4e86\u5ba2\u6237\u7aef\u7684\u4e00\u4e9b\u4fe1\u606f, \u53c8\u53ef\u4ee5\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e(\u4f7f\u7528send\u65b9\u6cd5)<\/p>\n\n\n\n
“\u5ba2\u670d”\u7684\u8eab\u4efd, \u662ftcp\u548cudp\u4e00\u5927\u533a\u522b, \u5b83\u53ef\u4ee5\u5411\u5ba2\u6237\u7aef\u56de\u5e94\u6d88\u606f, \u800cudp\u662f\u505a\u4e0d\u5230\u7684, \u6bd4\u5982\u5728\u6587\u4ef6\u4e0b\u8f7d\u65f6, \u4e0d\u4f46\u6709\u4e0b\u884c\u6d41\u91cf, \u4e5f\u6709\u4e0a\u884c\u6d41\u91cf, \u8fd9\u662f\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u5728\u4e0d\u65ad\u4ea4\u4e92, \u53cd\u590d\u786e\u8ba4\u6570\u636e\u5305\u662f\u5426\u9001\u8fbe\u800c\u4ea7\u751f\u7684\u6d41\u91cf<\/p>\n\n\n\n
tcp\u670d\u52a1\u5668\u5b9e\u4f8b<\/h2>\n\n\n\n
\u5faa\u73af\u4e3a\u591a\u4e2atcp\u5ba2\u6237\u7aef\u670d\u52a1<\/p>\n\n\n\n
import socket\n\n\ndef main():\n    # 1.\u521b\u5efa\u5957\u63a5\u5b57\n    tcp_server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)\n    # 2.\u7ed1\u5b9a\u672c\u5730\u4fe1\u606f\n    tcp_server_socket.bind((\"\", 8889))\n    # 3.\u8bbe\u7f6e\u4e3a\u88ab\u52a8\u6a21\u5f0f\n    tcp_server_socket.listen(128)\n\n    # \u5faa\u73af\u4e3a\u5ba2\u6237\u7aef\u670d\u52a1\n    while True:\n        # 4. \u7b49\u5f85\u5ba2\u6237\u7aef\u8fde\u63a5\n        new_client_socket, client_addr = tcp_server_socket.accept()\n        # 5.\u63a5\u6536\u5ba2\u6237\u7aef\u6570\u636e\n        while True:\n\n            try:\n\n                recv_data = new_client_socket.recv(1024)\n                print(str(client_addr)+recv_data.decode(\"utf-8\"))\n                # \u56de\u9001\u4e00\u4e2a\u6d88\u606f\u7ed9\u5ba2\u6237\u7aef\n                new_client_socket.send(\"recv--ok\".encode(\"utf-8\"))\n            except Exception as ex:\n                print(\"\u5ba2\u6237\u7aef\u7ec8\u6b62\u8fde\u63a5, \u7b49\u5f85\u4e0b\u4e00\u4e2a\u5ba2\u6237\u7aef\")\n                break\n\n    tcp_server_socket.close()\n\n\nif __name__ == \"__main__\":\n    main()<\/code><\/pre>\n\n\n\n
\u670d\u52a1\u5668\u6b63\u5e38\u60c5\u51b5\u4e0b, \u4e0d\u5e94\u8be5\u7ec8\u7ed3\u5ba2\u6237\u7aef\u8fde\u63a5, \u6bd4\u5982\u7528\u6237\u627e\u4eba\u5de5\u5ba2\u670d, \u7528\u6237\u53ef\u80fd\u6709\u591a\u4e2a\u95ee\u9898, \u76f4\u63a5\u7528\u6237\u4e0d\u518d\u9700\u8981\u670d\u52a1, \u7531\u7528\u6237\u7ec8\u6b62\u8fde\u63a5<\/p>\n\n\n\n
\u6b64\u5916, \u5982\u679c\u5ba2\u6237\u7aef\u7ec8\u6b62\u4e86\u8fde\u63a5, \u90a3\u4e48\u4f1a\u5728recv\u65b9\u6cd5\u4e2d\u83b7\u53d6\u5230\u7684\u4e0d\u662f\u6570\u636e, \u800c\u662fnull, \u5b9e\u9645\u4f7f\u7528tcp\u670d\u52a1\u5668\u65f6\u5e94\u8be5\u5224\u65ad\u6b64\u79cd\u60c5\u51b5<\/p>\n","protected":false},"excerpt":{"rendered":"
tcp\u7684\u670d\u52a1\u5668, \u5b9e\u73b0\u8f83\u4e3a\u590d\u6742 \u670d\u52a1\u5668\u5b9e\u73b0\u6d41\u7a0b 1.\u521b\u5efa\u5957\u63a5\u5b57 2. \u7ed1\u5b9a\u4fe1\u606f 3.\u8bbe\u7f6e\u5957\u63a5\u5b57\u4e3a\u88ab\u52a8( \u76d1\u542c … \u7ee7\u7eed\u9605\u8bfb python\u7684tcp\u670d\u52a1\u5668<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[16],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/151"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/comments?post=151"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/151\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/media?parent=151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/categories?post=151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/tags?post=151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}