{"id":41288,"date":"2024-12-01T08:22:02","date_gmt":"2024-12-01T00:22:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/41288\/"},"modified":"2024-12-01T08:22:02","modified_gmt":"2024-12-01T00:22:02","slug":"%e5%a6%82%e4%bd%95%e4%bb%8e-telnet-%e4%bc%9a%e8%af%9d%e8%af%bb%e5%8f%96%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/41288\/","title":{"rendered":"\u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e<\/span><\/p>\n

\u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e<\/h1>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-19 18:12:34<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60Golang<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6b63\u5728\u5c1d\u8bd5\u521b\u5efa\u4e00\u4e2a\u5de5\u5177\u6765\u901a\u8fc7 telnet \u8fde\u63a5\u5230\u7f51\u7edc\u8bbe\u5907\u5e76\u4f7f\u7528 go-telnet \u53d1\u9001\u4e00\u4e9b\u547d\u4ee4\uff08\u4e0e\u67d0\u4e9b\u9644\u52a0\u8981\u6c42\u7c7b\u4f3c\uff09\u3002 <\/p>\n

\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6211\u8bbe\u6cd5\u521b\u5efa\u8fde\u63a5\u5e76\u53d1\u9001\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n

func main() {\n    var loginBuffer = [6]byte{'r', 'o', 'o', 't', '\\r', '\\n'}\n    var login = loginBuffer[:]\n\n    conn, err := telnet.DialTo(\"10.10.10.2:23\")\n    if nil != err {\n        fmt.Println(err)\n    }\n    defer conn.Close()\n\n    conn.Write(login)\n}<\/pre>\n
\u4f7f\u7528 wireshark \u6211\u53ef\u4ee5\u770b\u5230\u8bbe\u5907\u54cd\u5e94\uff0c\u4f46\u65e0\u6cd5\u8bfb\u53d6\u4efb\u4f55\u54cd\u5e94\u6570\u636e\u3002\u6211\u731c\u6211\u4f7f\u7528 read() \u7684\u65b9\u5f0f\u662f\u9519\u8bef\u7684\uff0c\u4e0d\u786e\u5b9a\u3002 <\/p>\n
\u5e0c\u671b\u6709\u4e00\u4e2a\u5de5\u4f5c\u793a\u4f8b\u6216\u89e3\u91ca\u5982\u4f55\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u6355\u83b7\u548c\u5904\u7406\u54cd\u5e94\u6570\u636e\u3002<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u611f\u8c22\u5927\u5bb6\u62bd\u51fa\u65f6\u95f4\u56de\u7b54\u6211\u7684\u95ee\u9898\u3002\u6211\u8bbe\u6cd5\u627e\u51fa\u95ee\u9898\u6240\u5728\uff1a<\/p>\n
    \n
  1. \n
    \u6bcf\u6b21\u6211\u521b\u5efa\u8bfb\u53d6\u7f13\u51b2\u533a\u65f6\uff0c\u5b83\u90fd\u592a\u5927\uff081024 \u5b57\u8282\uff09\uff0c\u56e0\u6b64\u7a0b\u5e8f\u6b63\u5728\u7b49\u5f85\u5b83\u586b\u6ee1\u3002\u73b0\u5728\u6211\u6b63\u5728\u4f7f\u7528\u5faa\u73af\u8bfb\u53d6 1 \u5b57\u8282\u7f13\u51b2\u533a\u3002 <\/p>\n<\/li>\n
  2. \n
    \u770b\u6765\uff0c\u6211\u8fd8\u9700\u8981\u4e00\u4e9b\u6807\u51c6\u6765\u8ba9\u51fd\u6570\u505c\u6b62\u8bfb\u53d6\u5e76\u7ee7\u7eed\u53d1\u9001\u547d\u4ee4\u3002 <\/p>\n<\/li>\n<\/ol>\n
    \u8fd9\u662f\u5de5\u4f5c\u4ee3\u7801\uff1a<\/p>\n
    \/\/ Thin function reads from Telnet session. \"expect\" is a string I use as signal to stop reading\nfunc ReaderTelnet(conn *telnet.Conn, expect string) (out string) {\n    var buffer [1]byte\n    recvData := buffer[:]\n    var n int\n    var err error\n\n    for {\n        n, err = conn.Read(recvData)\n        fmt.Println(\"Bytes: \", n, \"Data: \", recvData, string(recvData))\n        if n <= 0 || err != nil || strings.Contains(out, expect) {\n            break\n        } else {\n            out += string(recvData)\n        }\n    }\n    return out\n}\n\n\/\/convert a command to bytes, and send to Telnet connection followed by '\\r\\n' \nfunc SenderTelnet(conn *telnet.Conn, command string) {\n    var commandBuffer []byte\n    for _, char := range command {\n        commandBuffer = append(commandBuffer, byte(char))\n    }\n\n    var crlfBuffer [2]byte = [2]byte{'\\r', '\\n'}\n    crlf := crlfBuffer[:]\n\n    fmt.Println(commandBuffer)\n\n    conn.Write(commandBuffer)\n    conn.Write(crlf)\n}\n\nfunc main() {\n    conn, err := telnet.DialTo(\"10.10.10.2:23\")\n    if nil != err {\n        fmt.Println(err)\n    }\n\n    fmt.Print(ReaderTelnet(conn, \"Login\"))\n    SenderTelnet(conn, \"root\")\n    fmt.Print(ReaderTelnet(conn, \"Password\"))\n    SenderTelnet(conn, \"root\")\n    fmt.Print(ReaderTelnet(conn, \">\"))\n}<\/pre>\n
    \u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5f53\u524d\u4f4d\u7f6e\uff1a > > > > \u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e \u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e \u6765\u6e90\uff1astackoverflow 2024-04-19 18:12:34 0\u6d4f\u89c8 \u6536\u85cf \u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5982\u4f55\u4ece Telnet \u4f1a\u8bdd\u8bfb\u53d6\u6570\u636e\u300b\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60Golang\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01 \u95ee\u9898\u5185\u5bb9 \u6211\u6b63\u5728\u5c1d\u8bd5\u521b\u5efa\u4e00\u4e2a\u5de5\u5177\u6765\u901a\u8fc7 telnet \u8fde\u63a5\u5230\u7f51\u7edc\u8bbe\u5907\u5e76\u4f7f\u7528 go-telnet \u53d1\u9001\u4e00\u4e9b\u547d\u4ee4\uff08\u4e0e\u67d0\u4e9b\u9644\u52a0\u8981\u6c42\u7c7b\u4f3c\uff09\u3002 \u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6211\u8bbe\u6cd5\u521b\u5efa\u8fde\u63a5\u5e76\u53d1\u9001\u5982\u4e0b\u547d\u4ee4\uff1a func main() { var loginBuffer = [6]byte{‘r’, ‘o’, ‘o’, ‘t’, ‘\\r’, ‘\\n’} var login = loginBuffer[:] conn, err := telnet.DialTo(“10.10.10.2:23”) if nil != err { fmt.Println(err) } defer conn.Close() […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-41288","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/41288","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=41288"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/41288\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=41288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=41288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=41288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}