{"id":207891,"date":"2025-07-08T12:54:25","date_gmt":"2025-07-08T04:54:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207891\/"},"modified":"2025-07-08T12:54:25","modified_gmt":"2025-07-08T04:54:25","slug":"%e8%bf%90%e8%a1%8c-os-execute-%e8%8e%b7%e5%8f%96%e8%be%93%e5%87%ba","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207891\/","title":{"rendered":"\u8fd0\u884c os.execute \u83b7\u53d6\u8f93\u51fa"},"content":{"rendered":"<p><b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>\u8fd0\u884c os.execute \u83b7\u53d6\u8f93\u51fa<\/span><\/p>\n<p><span>\u6765\u6e90\uff1astackoverflow<\/span><br \/>\n<span>2024-04-26 14:39:37<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u8fd0\u884c os.execute \u83b7\u53d6\u8f93\u51fa\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">Golang<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n<p> \u95ee\u9898\u5185\u5bb9<br \/>\n <\/p>\n<p>\u6211\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5bf9\u4e8c\u8fdb\u5236\u6587\u4ef6\u8fd0\u884c\u547d\u4ee4\u5e76\u9700\u8981\u63d0\u4f9b\u8f93\u51fa<\/p>\n<p>\u5982\u679c\u6211\u5728\u6211\u7684 mac \u4e2d\u8fd0\u884c\u547d\u4ee4 <code>ftr get apps<\/code> <\/p>\n<p><code>[app1 apps2]<\/code><\/p>\n<p>\u73b0\u5728\u6211\u5c06\u4e8c\u8fdb\u5236\u6587\u4ef6\u590d\u5236\u5230\u6d4b\u8bd5\u6570\u636e\u6587\u4ef6\u5939 \u5e76\u8fd0\u884c\u4e0b\u9762\u7684\u4ee3\u7801\uff0c\u6211\u60f3\u83b7\u53d6\u5e94\u7528\u7a0b\u5e8f\uff0c\u76ee\u524d\u6ca1\u6709\u9519\u8bef\uff0c\u4f46\u6211\u8fd8\u6ca1\u6709\u83b7\u53d6\u6570\u636e\uff0c\u8fd9\u91cc\u53ef\u80fd\u7f3a\u5c11\u4ec0\u4e48\uff1f<\/p>\n<pre>Cmd := exec.Command(\"ftr\", \"get\", \"apps\")\n    Cmd.Dir = \".\/testdata\/\"\n    err := Cmd.Start()\n    fmt.Println(err)\n    bytes, e := Cmd.Output()\n    fmt.Println(bytes, e)<\/pre>\n<p> <\/p>\n<h2>\u89e3\u51b3\u65b9\u6848<\/h2>\n<p> <\/p>\n<p>\u60a8\u4e0d\u4f1a\u76f4\u63a5\u83b7\u5f97\u8f93\u51fa\uff0c\u56e0\u4e3a\u547d\u4ee4\u5728\u5199\u5165 stdout\/stderr \u4e4b\u524d\u9700\u8981\u4e00\u4e9b\u65f6\u95f4\uff0c\u56e0\u6b64\u60a8\u57fa\u672c\u4e0a\u9700\u8981\u7b49\u5f85\u4e00\u4e9b\u5185\u5bb9\u8f93\u51fa\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>bufio.newscanner<\/code> \u6765\u505a\u5230\u8fd9\u4e00\u70b9\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>package main\n\nimport (\n    \"bufio\"\n    \"fmt\"\n    \"os\/exec\"\n    \"strings\"\n)\n\nfunc main() {\n    args := \"get apps\"\n    cmd := exec.Command(\"ftr\", strings.Split(args, \" \")...)\n    cmd.Dir = \".\/testdata\/\"\n\n    stdout, _ := cmd.StdoutPipe()\n    cmd.Start()\n\n    scanner := bufio.NewScanner(stdout)\n    scanner.Split(bufio.ScanWords)\n\n    for scanner.Scan() {\n        m := scanner.Text()\n        fmt.Println(m)\n    }\n\n    cmd.Wait()\n}<\/pre>\n<p>\u5982\u679c\u60a8\u7684\u547d\u4ee4\u5728 stderr \u800c\u4e0d\u662f stdout \u4e0a\u5199\u5165\uff0c\u5219\u53ef\u80fd\u9700\u8981\u4f7f\u7528 <code>cmd.stderrpipe<\/code> \u800c\u4e0d\u662f <code>cmd.stdoutpipe<\/code> \u624d\u80fd\u83b7\u53d6\u8f93\u51fa\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u524d\u4f4d\u7f6e\uff1a &gt; &gt; &#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-207891","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207891","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=207891"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207891\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207891"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207891"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207891"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}