{"id":57840,"date":"2024-10-10T21:35:23","date_gmt":"2024-10-10T13:35:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/57840\/"},"modified":"2024-10-10T21:35:23","modified_gmt":"2024-10-10T13:35:23","slug":"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80-csp%ef%bc%9a%e9%80%9a%e4%bf%a1%e9%a0%86%e5%ba%8f%e9%80%b2%e7%a8%8b%e7%b0%a1%e8%bf%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/57840\/","title":{"rendered":"GO\u6559\u7a0b: Go \u8a9e\u8a00 CSP\uff1a\u901a\u4fe1\u9806\u5e8f\u9032\u7a0b\u7c21\u8ff0"},"content":{"rendered":"<h1 id=\"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80-csp%ef%bc%9a%e9%80%9a%e4%bf%a1%e9%a0%86%e5%ba%8f%e9%80%b2%e7%a8%8b%e7%b0%a1%e8%bf%b0-hAoDNRqLMX\">GO\u6559\u7a0b: Go \u8a9e\u8a00 CSP\uff1a\u901a\u4fe1\u9806\u5e8f\u9032\u7a0b\u7c21\u8ff0<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u4e2d\uff0c\u4e26\u884c\u8655\u7406\u5df2\u6210\u70ba\u4e00\u500b\u91cd\u8981\u7684\u4e3b\u984c\u3002Go \u8a9e\u8a00\uff08\u53c8\u7a31 Golang\uff09\u56e0\u5176\u7c21\u6f54\u7684\u8a9e\u6cd5\u548c\u5f37\u5927\u7684\u4e26\u884c\u8655\u7406\u80fd\u529b\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002Go \u8a9e\u8a00\u7684\u6838\u5fc3\u7279\u6027\u4e4b\u4e00\u662f\u5176\u5c0d CSP\uff08\u901a\u4fe1\u9806\u5e8f\u9032\u7a0b\uff0cCommunicating Sequential Processes\uff09\u7684\u652f\u6301\u3002\u672c\u6587\u5c07\u7c21\u8981\u4ecb\u7d39 CSP \u7684\u6982\u5ff5\u53ca\u5176\u5728 Go \u8a9e\u8a00\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-csp%ef%bc%9f-hAoDNRqLMX\">\u4ec0\u9ebc\u662f CSP\uff1f<\/h2>\n<p>CSP \u662f\u4e00\u7a2e\u7528\u65bc\u63cf\u8ff0\u4e26\u884c\u8a08\u7b97\u7684\u6a21\u578b\uff0c\u6700\u65e9\u7531\u8a08\u7b97\u6a5f\u79d1\u5b78\u5bb6 Tony Hoare \u63d0\u51fa\u3002CSP \u7684\u57fa\u672c\u601d\u60f3\u662f\u5c07\u8a08\u7b97\u8996\u70ba\u4e00\u7d44\u7368\u7acb\u7684\u9032\u7a0b\uff0c\u9019\u4e9b\u9032\u7a0b\u901a\u904e\u901a\u4fe1\u4f86\u5354\u4f5c\u3002\u9019\u7a2e\u6a21\u578b\u5f37\u8abf\u4e86\u9032\u7a0b\u4e4b\u9593\u7684\u901a\u4fe1\uff0c\u800c\u4e0d\u662f\u5171\u4eab\u72c0\u614b\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86\u4e26\u884c\u7de8\u7a0b\u4e2d\u7684\u8a31\u591a\u5e38\u898b\u554f\u984c\uff0c\u5982\u6b7b\u9396\u548c\u7af6\u722d\u689d\u4ef6\u3002<\/p>\n<h2 id=\"go-%e8%aa%9e%e8%a8%80%e4%b8%ad%e7%9a%84-csp-%e5%af%a6%e7%8f%be-hAoDNRqLMX\">Go \u8a9e\u8a00\u4e2d\u7684 CSP \u5be6\u73fe<\/h2>\n<p>Go \u8a9e\u8a00\u901a\u904e goroutines \u548c channels \u4f86\u5be6\u73fe CSP\u3002goroutines \u662f\u8f15\u91cf\u7d1a\u7684\u57f7\u884c\u55ae\u5143\uff0c\u800c channels \u5247\u7528\u65bc\u5728 goroutines \u4e4b\u9593\u9032\u884c\u901a\u4fe1\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u7de8\u5beb\u4e26\u884c\u7a0b\u5e8f\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u5e95\u5c64\u7684\u7dda\u7a0b\u7ba1\u7406\u3002<\/p>\n<h3 id=\"goroutines-hAoDNRqLMX\">Goroutines<\/h3>\n<p>\u5728 Go \u4e2d\uff0c\u4f7f\u7528 <code>go<\/code> \u95dc\u9375\u5b57\u53ef\u4ee5\u8f15\u9b06\u555f\u52d5\u4e00\u500b\u65b0\u7684 goroutine\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>package main\n\nimport (\n    \"fmt\"\n    \"time\"\n)\n\nfunc sayHello() {\n    fmt.Println(\"Hello, World!\")\n}\n\nfunc main() {\n    go sayHello() \/\/ \u555f\u52d5\u4e00\u500b\u65b0\u7684 goroutine\n    time.Sleep(1 * time.Second) \/\/ \u7b49\u5f85 goroutine \u5b8c\u6210\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>sayHello<\/code> \u51fd\u6578\u5728\u4e00\u500b\u65b0\u7684 goroutine \u4e2d\u57f7\u884c\uff0c\u4e3b\u7a0b\u5e8f\u5247\u7b49\u5f85\u4e00\u79d2\u9418\u4ee5\u78ba\u4fdd goroutine \u6709\u8db3\u5920\u7684\u6642\u9593\u4f86\u5b8c\u6210\u3002<\/p>\n<h3 id=\"channels-hAoDNRqLMX\">Channels<\/h3>\n<p>Channels \u662f Go \u4e2d\u7528\u65bc\u9032\u7a0b\u9593\u901a\u4fe1\u7684\u4e3b\u8981\u5de5\u5177\u3002\u5b83\u5011\u5141\u8a31\u4e00\u500b goroutine \u5c07\u6578\u64da\u767c\u9001\u5230\u53e6\u4e00\u500b goroutine\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 channels \u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>package main\n\nimport (\n    \"fmt\"\n)\n\nfunc sendData(ch chan string) {\n    ch &lt;- \"Hello from goroutine!\" \/\/ \u767c\u9001\u6578\u64da\u5230 channel\n}\n\nfunc main() {\n    ch := make(chan string) \/\/ \u5275\u5efa\u4e00\u500b channel\n    go sendData(ch) \/\/ \u555f\u52d5 goroutine\n    message := &lt;-ch \/\/ \u5f9e channel \u63a5\u6536\u6578\u64da\n    fmt.Println(message) \/\/ \u8f38\u51fa\u63a5\u6536\u5230\u7684\u6578\u64da\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>sendData<\/code> \u51fd\u6578\u5c07\u4e00\u689d\u6d88\u606f\u767c\u9001\u5230 channel\uff0c\u4e3b\u7a0b\u5e8f\u5247\u5f9e channel \u63a5\u6536\u9019\u689d\u6d88\u606f\u4e26\u6253\u5370\u51fa\u4f86\u3002<\/p>\n<h2 id=\"csp-%e7%9a%84%e5%84%aa%e5%8b%a2-hAoDNRqLMX\">CSP \u7684\u512a\u52e2<\/h2>\n<p>CSP \u6a21\u578b\u7684\u4e3b\u8981\u512a\u52e2\u5728\u65bc\u5b83\u7c21\u5316\u4e86\u4e26\u884c\u7de8\u7a0b\u7684\u8907\u96dc\u6027\u3002\u901a\u904e\u4f7f\u7528 goroutines \u548c channels\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5c08\u6ce8\u65bc\u9032\u7a0b\u4e4b\u9593\u7684\u901a\u4fe1\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u5171\u4eab\u72c0\u614b\u7684\u7ba1\u7406\u3002\u6b64\u5916\uff0cGo \u8a9e\u8a00\u7684\u5783\u573e\u56de\u6536\u6a5f\u5236\u4e5f\u6709\u52a9\u65bc\u6e1b\u5c11\u5167\u5b58\u7ba1\u7406\u7684\u8ca0\u64d4\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-hAoDNRqLMX\">\u7e3d\u7d50<\/h2>\n<p>Go \u8a9e\u8a00\u7684 CSP \u6a21\u578b\u70ba\u4e26\u884c\u7de8\u7a0b\u63d0\u4f9b\u4e86\u4e00\u7a2e\u7c21\u55ae\u800c\u6709\u6548\u7684\u65b9\u5f0f\u3002\u901a\u904e goroutines \u548c channels\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5be6\u73fe\u9ad8\u6548\u7684\u4e26\u884c\u8a08\u7b97\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002\u96a8\u8457\u5c0d\u4e26\u884c\u8655\u7406\u9700\u6c42\u7684\u589e\u52a0\uff0cGo \u8a9e\u8a00\u7684\u9019\u4e00\u7279\u6027\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u611f\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u89e3\u6c7a\u65b9\u6848\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\uff0c\u7121\u8ad6\u662f\u958b\u767c\u74b0\u5883\u9084\u662f\u751f\u7522\u74b0\u5883\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Go\u8a9e\u8a00\u4e2d\u7684CSP\uff08\u901a\u4fe1\u9806\u5e8f\u9032\u7a0b\uff09\u6982\u5ff5\uff0c\u63a2\u7d22\u5176\u5728\u4e26\u767c\u7de8\u7a0b\u4e2d\u7684\u61c9\u7528\u8207\u512a\u52e2\uff0c\u63d0\u5347\u4f60\u7684\u7de8\u7a0b\u6280\u80fd\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-57840","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57840","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=57840"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57840\/revisions"}],"predecessor-version":[{"id":57841,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57840\/revisions\/57841"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=57840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=57840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=57840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}