{"id":45170,"date":"2023-09-21T05:45:56","date_gmt":"2023-11-19T01:41:34","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45170-2\/"},"modified":"2024-05-04T00:49:43","modified_gmt":"2024-05-03T16:49:43","slug":"45170-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45170-2\/","title":{"rendered":""},"content":{"rendered":"<h1>\u306f\u3058\u3081\u306b<\/h1>\n<p>Rust\u3067\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u6642\u9593\u3092\u8a2d\u5b9a\u3057\u3066\u5916\u90e8\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u969b\u306b\u305d\u3053\u305d\u3053\u82e6\u52b4\u3057\u305f\u306e\u3067\u5099\u5fd8\u9332\u3068\u3057\u3066\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<h1>\u74b0\u5883<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">OS: Windows 10<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">rust: 1.70.0<\/ul>\n<h1>\u65b9\u6cd5<\/h1>\n<h3>1. wait-timeout\u30af\u30ec\u30fc\u30c8\u8ffd\u52a0<\/h3>\n<pre class=\"post-pre\"><code>cargo add wait-timeout\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nn\">[dependencies]<\/span>\r\n<span class=\"py\">wait-timeout<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.2.0\"<\/span>\r\n<\/code><\/pre>\n<h3>2. \u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u6642\u9593\u3092\u8a2d\u5b9a\u3057\u3066\u5b9f\u884c<\/h3>\n<p>\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u6642\u9593\u309210\u79d2\u306b\u8a2d\u5b9a\u3057\u3066sample.exe\u3092\u5b9f\u884c\u3059\u308b\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306e\u767a\u751f\uff0c\u307e\u305f\u306f\u5b9f\u884c\u6642\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306fpanic\u3057\uff0c\u6210\u529f\u3057\u305f\u5834\u5408\u306f\u51fa\u529b\u3092\u6a19\u6e96\u51fa\u529b\u306b\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">use<\/span> <span class=\"nn\">std<\/span><span class=\"p\">::{<\/span>\r\n    <span class=\"nn\">io<\/span><span class=\"p\">::<\/span><span class=\"n\">Read<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nn\">process<\/span><span class=\"p\">::{<\/span><span class=\"n\">Command<\/span><span class=\"p\">,<\/span> <span class=\"n\">Stdio<\/span><span class=\"p\">},<\/span>\r\n    <span class=\"nn\">time<\/span><span class=\"p\">::<\/span><span class=\"n\">Duration<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">};<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">wait_timeout<\/span><span class=\"p\">::<\/span><span class=\"n\">ChildExt<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"cd\">\/\/\/ \u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u6642\u9593<\/span>\r\n<span class=\"k\">static<\/span> <span class=\"n\">TIME_LIMIT<\/span><span class=\"p\">:<\/span> <span class=\"nb\">u64<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">10<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">duration<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Duration<\/span><span class=\"p\">::<\/span><span class=\"nf\">from_secs<\/span><span class=\"p\">(<\/span><span class=\"n\">TIME_LIMIT<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">child<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Command<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"s\">\".\/sample.exe\"<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nf\">.stdout<\/span><span class=\"p\">(<\/span><span class=\"nn\">Stdio<\/span><span class=\"p\">::<\/span><span class=\"nf\">piped<\/span><span class=\"p\">())<\/span>\r\n        <span class=\"nf\">.spawn<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u51e6\u7406<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">status<\/span> <span class=\"o\">=<\/span> <span class=\"k\">match<\/span> <span class=\"n\">child<\/span><span class=\"nf\">.wait_timeout<\/span><span class=\"p\">(<\/span><span class=\"n\">duration<\/span><span class=\"p\">)<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">Some<\/span><span class=\"p\">(<\/span><span class=\"n\">status<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">status<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nb\">None<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">child<\/span><span class=\"nf\">.kill<\/span><span class=\"p\">()<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n            <span class=\"n\">child<\/span><span class=\"nf\">.wait<\/span><span class=\"p\">()<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n\r\n            <span class=\"nd\">panic!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u30a8\u30e9\u30fc\"<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">};<\/span>\r\n\r\n    <span class=\"k\">if<\/span> <span class=\"o\">!<\/span><span class=\"n\">status<\/span><span class=\"nf\">.success<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nd\">panic!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\u5b9f\u884c\u6642\u30a8\u30e9\u30fc\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u6a19\u6e96\u51fa\u529b\u3092\u53d6\u5f97<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">stdout<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">String<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"n\">child<\/span><span class=\"py\">.stdout<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">()<\/span><span class=\"nf\">.read_to_string<\/span><span class=\"p\">(<\/span><span class=\"o\">&amp;<\/span><span class=\"k\">mut<\/span> <span class=\"n\">stdout<\/span><span class=\"p\">)<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">stdout<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5b9f\u969b\u306b\u5b9f\u884c\u306b10\u79d2\u4ee5\u4e0a\u6642\u9593\u304c\u304b\u304b\u308bsample.exe\u3092\u5b9f\u884c\u3055\u305b\u3066\u307f\u308b\u3068\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u30a8\u30e9\u30fc\u3092\u5410\u3044\u3066\u304f\u308c\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> cargo run <span class=\"nt\">-q<\/span>\r\nthread <span class=\"s1\">'main'<\/span> panicked at <span class=\"s1\">'\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u30a8\u30e9\u30fc'<\/span>, src<span class=\"se\">\\m<\/span>ain.rs:26:13\r\nnote: run with <span class=\"sb\">`<\/span><span class=\"nv\">RUST_BACKTRACE<\/span><span class=\"o\">=<\/span>1<span class=\"sb\">`<\/span> environment variable to display a backtrace\r\n<\/code><\/pre>\n<h1>\u53c2\u8003\u6587\u732e<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">wait_timeout &#8211; Rust<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">multithreading &#8211; Terminate process when timeout has been reached and process output in Rust &#8211; Stack Overflow<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b Rust\u3067\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u6642\u9593\u3092\u8a2d\u5b9a\u3057\u3066\u5916\u90e8\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u969b\u306b\u305d\u3053\u305d\u3053\u82e6\u52b4\u3057\u305f\u306e\u3067\u5099\u5fd8\u9332\u3068\u3057\u3066\u6b8b\u3057\u3066 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45170","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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