{"id":206228,"date":"2025-06-12T11:03:01","date_gmt":"2025-06-12T03:03:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206228\/"},"modified":"2025-06-12T11:03:01","modified_gmt":"2025-06-12T03:03:01","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-go-select-%e8%af%ad%e5%8f%a5%e7%9a%84%e9%bb%98%e8%ae%a4%e5%88%86%e6%94%af%e4%b8%ad%e6%8e%a5%e6%94%b6-os-signal%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206228\/","title":{"rendered":"\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f"},"content":{"rendered":"<p>\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762GOLANG\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300a\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241106\/1730899882672b6faa914de.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u5982\u4f55\u5728 go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.signal\uff1f<\/strong>,\u5728 go \u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528 for \u5faa\u73af\u548c select \u8bed\u53e5\u6301\u7eed\u76d1\u542c\u4e00\u4e2a os.signal \u901a\u9053\uff0c\u53ef\u4ee5\u6355\u83b7\u547d\u4ee4\u884c\u7684\u4e2d\u65ad\u6216\u7ec8\u6b62\u4fe1\u53f7\u3002\u5728\u9ed8\u8ba4\u5206\u652f\uff08default\uff09\u4e2d\u53ef\u4ee5\u6267\u884c\u4ee3\u7801\u5757\u3002\u7136\u800c\uff0c\u5728\u7ec8\u7aef\u547d\u4ee4\u884c\u4e2d\u7ec8\u6b62\u7a0b\u5e8f\u65f6\uff0c\u65e0\u6cd5\u63a5\u6536\u76f8\u5e94\u4fe1\u53f7\uff0c\u5bfc\u81f4\u65e0\u6cd5\u505c\u6b62\u7a0b\u5e8f\u3002,\u4ee5\u4e0b\u662f\u4ee3\u7801\u793a\u4f8b\uff1a,<br \/>\n<strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong>,\u6709\u4e24\u79cd\u65b9\u6cd5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff1a,\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGOLANG\u77e5\u8bc6\uff01,\u5982\u4f55\u5728 go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.signal\uff1f,\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762GOLANG\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300a\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f<\/span><\/p>\n<h1>\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f<\/h1>\n<p><span>2024-11-06 21:31:38<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762GOLANG\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300a\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241106\/1730899882672b6faa914de.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5982\u4f55\u5728 go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.signal\uff1f<\/strong><\/p>\n<p>\u5728 go \u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528 for \u5faa\u73af\u548c select \u8bed\u53e5\u6301\u7eed\u76d1\u542c\u4e00\u4e2a os.signal \u901a\u9053\uff0c\u53ef\u4ee5\u6355\u83b7\u547d\u4ee4\u884c\u7684\u4e2d\u65ad\u6216\u7ec8\u6b62\u4fe1\u53f7\u3002\u5728\u9ed8\u8ba4\u5206\u652f\uff08default\uff09\u4e2d\u53ef\u4ee5\u6267\u884c\u4ee3\u7801\u5757\u3002\u7136\u800c\uff0c\u5728\u7ec8\u7aef\u547d\u4ee4\u884c\u4e2d\u7ec8\u6b62\u7a0b\u5e8f\u65f6\uff0c\u65e0\u6cd5\u63a5\u6536\u76f8\u5e94\u4fe1\u53f7\uff0c\u5bfc\u81f4\u65e0\u6cd5\u505c\u6b62\u7a0b\u5e8f\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre>package main\n\nimport (\n    \"fmt\"\n    \"os\"\n    \"os\/signal\"\n    \"time\"\n)\n\nfunc main() {\n    \/\/ \u521b\u5efa\u4e00\u4e2a channel \u63a5\u6536 os.Signal\n    ch := make(chan os.Signal)\n    \/\/ \u6ce8\u518c\u8981\u5173\u6ce8\u7684\u4fe1\u53f7\n    signal.Notify(ch, os.Interrupt, os.Kill)\n\n    \/\/ \u542f\u52a8\u4e00\u4e2a goroutine \u4e0d\u65ad\u76d1\u542c channel\n    go func() {\n        for {\n            \/\/ \u7b49\u5f85 channel \u4e2d\u7684\u4fe1\u53f7\n            select {\n            case s := &lt;-ch:\n                fmt.Printf(\"\u6536\u5230\u505c\u6b62\u4fe1\u53f7: %v\\n\", s)\n                os.Exit(0)\n            default:\n                time.Sleep(time.Second)\n            }\n        }\n    }()\n\n    \/\/ \u4e3b\u5faa\u73af\n    for {\n        fmt.Println(\"\u6b63\u5728\u8fd0\u884c\")\n        time.Sleep(time.Second)\n    }\n}<\/pre>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n<p>\u6709\u4e24\u79cd\u65b9\u6cd5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff1a<\/p>\n<ol>\n<li><strong>\u79fb\u9664 default \u5206\u652f\uff1a<\/strong><br \/>\u5220\u9664 default: time.sleep(time.second) \u5206\u652f\u3002\u8fd9\u5c06\u4f7f\u7a0b\u5e8f\u6301\u7eed\u76d1\u542c\u4fe1\u53f7\uff0c\u800c\u4e0d\u4f1a\u6267\u884c\u4efb\u4f55\u5176\u4ed6\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u4f7f\u7528\u7f13\u51b2\u901a\u9053\uff1a<\/strong><br \/>\u4f7f\u7528\u5e26\u6709\u7f13\u51b2\u533a\u7684\u901a\u9053\uff1ach := make(chan os.signal, 1)\u3002\u5f53\u901a\u9053\u4e2d\u6709\u7f13\u51b2\u533a\u65f6\uff0c\u53d1\u9001\u64cd\u4f5c\u5c06\u4e0d\u4f1a\u963b\u585e\uff0c\u5373\u4f7f\u6ca1\u6709 goroutine \u6b63\u5728\u4ece\u901a\u9053\u4e2d\u63a5\u6536\u3002\u56e0\u6b64\uff0c\u5f53\u6536\u5230\u4fe1\u53f7\u65f6\uff0c\u5b83\u5c06\u88ab\u5b58\u50a8\u5728\u7f13\u51b2\u533a\u4e2d\uff0c\u800c select \u8bed\u53e5\u5c06\u53ef\u4ee5\u63a5\u6536\u5b83\u3002<\/li>\n<\/ol>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u5982\u4f55\u5728 Go select \u8bed\u53e5\u7684\u9ed8\u8ba4\u5206\u652f\u4e2d\u63a5\u6536 os.Signal\uff1f\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGOLANG\u77e5\u8bc6\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u4e3a\u4ec0\u4e48\u901a\u8fc7 Spring \u4e0a\u4e0b\u6587\u83b7\u53d6\u7684 Bean \u5c5e\u6027\u4e22\u5931\u4e86\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u53cd\u722c\u866b\u6280\u672f\uff1a\u5982\u4f55\u624d\u80fd\u771f\u6b63\u963b\u6b62\u722c\u866b\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66&#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-206228","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206228","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=206228"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206228\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}