{"id":701,"date":"2024-07-02T14:21:04","date_gmt":"2024-07-02T06:21:04","guid":{"rendered":"https:\/\/www.madbull.site\/?p=701"},"modified":"2024-07-02T14:21:04","modified_gmt":"2024-07-02T06:21:04","slug":"python%e5%ae%9e%e7%8e%b0tcp%e9%80%9a%e8%ae%af-%e6%9c%8d%e5%8a%a1%e7%ab%af","status":"publish","type":"post","link":"https:\/\/www.madbull.site\/?p=701","title":{"rendered":"python\u5b9e\u73b0tcp\u901a\u8baf&#8211;\u670d\u52a1\u7aef"},"content":{"rendered":"\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># -*- coding: utf-8 -*-\n\nimport sys\nimport os\n\nimport base64\nimport socket\nimport socketserver\nimport traceback\nimport struct\nimport time\nimport json\n\n\nhead_len = 12\nclass MyTCPHandler(socketserver.BaseRequestHandler):\n    def setup(self):\n        # \u5ba2\u6237\u7aef\u94fe\u63a5\u540e\u7684\u521d\u59cb\u5316\u51fd\u6570\n        self.ip = self.client_address&#91;0].strip();  # \u83b7\u53d6\u5ba2\u6237\u7aef\u7684ip\n        self.port = self.client_address&#91;1];        # \u83b7\u53d6\u5ba2\u6237\u7aef\u7684port\n        self.request.settimeout(20);               # \u5bf9socket\u8bbe\u7f6e\u8d85\u65f6\u65f6\u95f4\n        self.sock_Cloud_Check = None;\n\n    \n    # \u83b7\u53d6\u6570\u636e\u957f\u5ea6\n    def get_data_length(self) :\n        # 1\u3001\u5148\u63a5\u6536head_len\u5b57\u8282\u957f\u5ea6\n        header = b\"\"\n        header_length = 0\n        while True:\n            data_tmp = b\"\"\n            data_tmp = self.request.recv(head_len - header_length)\n            if data_tmp is None or len(data_tmp) == 0 :\n                raise EOFError()    # \u629b\u51fa\u9519\u8bef\n            # \u8ba1\u7b97\u5df2\u7ecf\u83b7\u53d6\u7684\u957f\u5ea6\n            header_length += len(data_tmp)\n            # \u628a\u6570\u636e\u8ffd\u52a0\u5230 \u6700\u7ec8\u6570\u636e header\n            header += data_tmp\n            if header_length == head_len :\n                break\n            elif header_length > head_len :\n                raise EOFError()    # \u629b\u51fa\u9519\u8bef\n        return int(header)\n\n\n    # \u83b7\u53d6\u6570\u636e\u5185\u5bb9\n    def get_data(self, data_length):\n        data = b\"\"\n        data_length_tmp = 0\n        while True:\n            # 1\u3001\u63a5\u6536\u62a5\u6587\n            data_tmp = b\"\"\n            data_tmp = self.request.recv(data_length - data_length_tmp)\n            if not data_tmp:\n                raise EOFError()\n            # 2\u3001\u628a\u6570\u636e\u62fc\u63a5\u4e0a\uff0c\u5e76\u8ba1\u7b97\u957f\u5ea6\n            data += data_tmp\n            data_length_tmp = len(data)\n            if data_length_tmp == data_length:\n                return data\n            elif data_length_tmp > data_length:\n                raise EOFError()\n\n    # \u5904\u7406\u6570\u636e\n    def deal_data(self, data):\n        print(\"================\\njust get data:\")\n        print(data)\n        print(\"==========================\\n\\n\")\n\n        return 0\n\n\n    # \u7ee7\u627fBaseRequestHandler\u57fa\u7c7b\uff0c\u7136\u540e\u5fc5\u987b\u91cd\u5199handle\u65b9\u6cd5\uff0c\u5e76\u4e14\u5728handle\u65b9\u6cd5\u91cc\u5b9e\u73b0\u4e0e\u5ba2\u6237\u7aef\u7684\u6240\u6709\u4ea4\u4e92\n    def handle(self):\n        try:\n            while True:\n                # 1\u3001\u83b7\u53d6\u6570\u636e\u7684\u957f\u5ea6\n                data_length = self.get_data_length()\n                print(data_length)\n                if data_length == 0:\n                    continue\n                # 2\u3001\u83b7\u53d6\u6570\u636e\n                data = self.get_data(data_length)\n                print(data)\n\n                # 3\u3001\u5904\u7406\u6570\u636e\n                self.deal_data(data)\n        except socket.timeout:\n            # \u6355\u6349\u8fde\u63a5\u8d85\u65f6\u7684\u60c5\u51b5\n            print(\"timeout ==== \" + traceback.format_exc());\n        except Exception :\n            self.request.close()\n\n    def finish(self):\n        # \u5ba2\u6237\u7aef\u65ad\u5f00\u540e\u7684\u5904\u7406\u51fd\u6570\n        # self.request.shutdown(2)\n        self.request.close()\n\n# =======================================================================================\n# ----\u7a0b\u5e8f\u5165\u53e3\u51fd\u6570---------------------------------------------------------------------------\nif __name__ == \"__main__\":\n\n    # IP \u548c \u7aef\u53e3\u8bbe\u7f6e\n    IP = \"0.0.0.0\"\n    PORT = 7788\n\n    # 1\u3001\u8bbe\u7f6e\u4e00\u4e2a\u76d1\u542c\u670d\u52a1\uff0c\u5bf9\u4e8e\u6765\u7684\u8fde\u63a5\uff0c\u7528 MyTCPHandler \u7c7b\u751f\u6210\u4e00\u4e2a\u5bf9\u8c61\u505a\u5904\u7406\n    socketserver.ThreadingTCPServer.allow_reuse_address = True\n    #server = socketserver.ForkingTCPServer((IP,PORT), MyTCPHandler)\n    server = socketserver.ThreadingTCPServer((IP,PORT), MyTCPHandler)\n\n    # 2\u3001\u8bbe\u7f6e\u76d1\u542c\u5957\u63a5\u5b57\u5c5e\u6027\n    l_onoff = 1\n    l_linger = 0\n    server.socket.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack('ii', l_onoff, l_linger))\n    server.allow_reuse_address = True;\n\n    # 3\u3001\u542f\u52a8\u8fd9\u4e2aserver\uff0cserver\u4f1a\u4e00\u76f4\u8fd0\u884c\uff0c\u9664\u975e\u6309ctrl-C\u505c\u6b62\n    server.serve_forever();<\/code><\/pre>\n\n\n\n<div style=\"margin-top:var(--wp--preset--spacing--20);margin-bottom:var(--wp--preset--spacing--20);height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n\n\n\n<p>\u670d\u52a1\u7aef\u542f\u52a8<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"296\" height=\"25\" src=\"https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/001.png\" alt=\"\" class=\"wp-image-702\"\/><\/figure>\n\n\n\n<p>\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"834\" height=\"21\" src=\"https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/002.png\" alt=\"\" class=\"wp-image-703\" srcset=\"https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/002.png 834w, https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/002-300x8.png 300w, https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/002-768x19.png 768w\" sizes=\"auto, (max-width: 834px) 100vw, 834px\" \/><\/figure>\n\n\n\n<p>\u670d\u52a1\u7aef\u63a5\u6536\u6570\u636e<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"287\" height=\"433\" src=\"https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/003.png\" alt=\"\" class=\"wp-image-704\" srcset=\"https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/003.png 287w, https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/07\/003-199x300.png 199w\" sizes=\"auto, (max-width: 287px) 100vw, 287px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>python\u5b9e\u73b0tcp\u901a\u8baf&#8211;\u670d\u52a1\u7aef<\/p>\n","protected":false},"author":1,"featured_media":548,"comment_status":"open","ping_status":"open","sticky":false,"template":"single-with-sidebar","format":"standard","meta":{"footnotes":""},"categories":[155,154],"tags":[142,276,275,228,274],"class_list":["post-701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","category-154","tag-python","tag-server","tag-socket","tag-tcp","tag-274"],"_links":{"self":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=701"}],"version-history":[{"count":1,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/701\/revisions"}],"predecessor-version":[{"id":705,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/701\/revisions\/705"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/media\/548"}],"wp:attachment":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}