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February 1, 2017 14:54
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| // See http://ppanyukov.github.io/2017/02/01/golang-with-vsts-repos.html | |
| package main | |
| import ( | |
| "strings" | |
| "fmt" | |
| "os" | |
| "log" | |
| "net/http" | |
| ) | |
| func handler(w http.ResponseWriter, r *http.Request) { | |
| // A web server which is to make golang's `go get` tool to work with our VSTS. | |
| // | |
| // It basically returns an HTML with: | |
| // <meta name="go-import" content="ACCOUNT/COLLECTION/REPO git https://ACCOUNT.visualstudio.com/COLLECTION/PROJECT/_git/REPO"> | |
| // | |
| // See also: https://github.com/kisielk/errcheck/issues/103 | |
| // Make sure no leading or training slashes in path | |
| url := r.URL.Path | |
| url = strings.TrimPrefix(url, "/") | |
| url = strings.TrimSuffix(url, "/") | |
| // Expect the path to be in forms: | |
| // | |
| // Minimum: | |
| // - ACCOUNT/COLLECTION/PROJECT/REPO | |
| // | |
| // Optionally also specifying a package within repo: | |
| // | |
| // - ACCOUNT/COLLECTION/PROJECT/REPO/PACKAGE/PACKAGE | |
| pathBits := strings.Split(url, "/") | |
| if len(pathBits) < 4 { | |
| http.Error(w, "Repository path must be in form ACCOUNT/COLLECTION/PROJECT/REPO[/PACKAGE]", http.StatusNotFound) | |
| return | |
| } | |
| // Construct the actual URL of the VSTS git repo | |
| account := pathBits[0] | |
| collection := pathBits[1] | |
| project := pathBits[2] | |
| repo := pathBits[3] | |
| vstsUrl := fmt.Sprintf("https://%s.visualstudio.com/%s/%s/_git/%s", account, collection, project, repo) | |
| // The "content" part of the <meta> tag should contain the original requested package name | |
| // which we grab form URL as HOST/PATH | |
| requestedPackage := fmt.Sprintf("%s%s", r.Host, r.URL.Path) | |
| responseString := fmt.Sprintf(`<!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | |
| <meta name="go-import" content="%s git %s"> | |
| </head> | |
| <body> | |
| Nothing to see here! | |
| </body> | |
| </html>`, requestedPackage, vstsUrl) | |
| w.Header().Set("Content-Type", "text/html; charset=utf-8") | |
| fmt.Fprint(w, responseString) | |
| return | |
| } | |
| func main() { | |
| var port = "80" | |
| // Azure PaaS port number. | |
| if os.Getenv("HTTP_PLATFORM_PORT") != "" { | |
| port = os.Getenv("HTTP_PLATFORM_PORT") | |
| } | |
| fmt.Printf("Starting server on port %s\n", port) | |
| var server = http.Server{} | |
| server.SetKeepAlivesEnabled(true) | |
| server.Handler = http.HandlerFunc(handler) | |
| server.Addr = ":" + port | |
| err := server.ListenAndServe() | |
| if err != nil { | |
| log.Fatal(err) | |
| } | |
| } |
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