{"id":12691,"date":"2022-10-01T14:22:54","date_gmt":"2022-10-01T08:52:54","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/"},"modified":"2022-10-01T14:22:54","modified_gmt":"2022-10-01T08:52:54","slug":"solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/","title":{"rendered":"[Solved] How to start an app “detached” in separate process. The started process must run in its own session and act like a daemon"},"content":{"rendered":"

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on linux go version 1.15.2, i run below code and it spawns a new process that does not die with main.<\/p>\n

package main\n\nimport (\n    \"log\"\n    \"os\"\n    \"os\/exec\"\n)\n\nfunc main() {\n    cmd := exec.Command(\"go\", \"run\", \".\/d\")\n    cmd.Stdin = os.Stdin\n    cmd.Stdout = os.Stdout\n    cmd.Stderr = os.Stderr\n    log.Printf(\"Running command and waiting for it to finish...\")\n    err := cmd.Start()\n    if err != nil {\n        log.Fatal(\"cmd.Start failed: \", err)\n    }\n    err = cmd.Process.Release()\n    if err != nil {\n        log.Fatal(\"cmd.Process.Release failed: \", err)\n    }\n}\n<\/code><\/pre>\n
where .\/d\/main.go<\/code> is<\/p>\n
package main\n\nimport (\n    \"fmt\"\n    \"time\"\n)\n\nfunc main() {\n    go func() {\n        for {\n            fmt.Println(\"hop\")\n            <-time.After(time.Second)\n        }\n    }()\n    <-make(chan bool)\n}\n<\/code><\/pre>\n<\/p><\/div>\n
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            1<\/span> <\/p><\/div>\n<\/div>\n
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solved How to start an app “detached” in separate process. The started process must run in its own session and act like a daemon <\/p>\n","protected":false},"excerpt":{"rendered":"
[ad_1] on linux go version 1.15.2, i run below code and it spawns a new process that does not die with main. package main import ( “log” “os” “os\/exec” ) func main() { cmd := exec.Command(“go”, “run”, “.\/d”) cmd.Stdin = os.Stdin cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr log.Printf(“Running command and waiting for it to finish…”) … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[596],"class_list":["post-12691","post","type-post","status-publish","format-standard","hentry","category-solved","tag-go"],"yoast_head":"\n[Solved] How to start an app "detached" in separate process. The started process must run in its own session and act like a daemon - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] How to start an app "detached" in separate process. The started process must run in its own session and act like a daemon - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] on linux go version 1.15.2, i run below code and it spawns a new process that does not die with main. package main import ( "log" "os" "os\/exec" ) func main() { cmd := exec.Command("go", "run", ".\/d") cmd.Stdin = os.Stdin cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr log.Printf("Running command and waiting for it to finish...") ... Read more\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/\" \/>\n<meta property=\"og:site_name\" content=\"JassWeb\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-01T08:52:54+00:00\" \/>\n<meta name=\"author\" content=\"Kirat\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kirat\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/\"},\"author\":{\"name\":\"Kirat\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31\"},\"headline\":\"[Solved] How to start an app “detached” in separate process. The started process must run in its own session and act like a daemon\",\"datePublished\":\"2022-10-01T08:52:54+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/\"},\"wordCount\":72,\"publisher\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\"},\"keywords\":[\"go\"],\"articleSection\":[\"Solved\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/\",\"url\":\"https:\/\/jassweb.com\/solved\/solved-how-to-start-an-app-detached-in-separate-process-the-started-process-must-run-in-its-own-session-and-act-like-a-daemon\/\",\"name\":\"[Solved] How to start an app \\\"detached\\\" in separate process. 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