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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| package core | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "net/http" | ||
| "os/exec" | ||
| "runtime" | ||
| "time" | ||
| ) | ||
|
|
||
| // openReport serves the report on the given port and opens the browser. | ||
| func openReport(path string, port int) { | ||
| url := fmt.Sprintf("http://localhost:%d", port) | ||
| go func() { | ||
| resp, err := http.Get(url) | ||
| if err == nil && resp.StatusCode == 200 { | ||
| err := openBrowser(url) | ||
| if err != nil { | ||
| return | ||
| } | ||
| } | ||
| }() | ||
| http.Handle("/", noCache(http.FileServer(http.Dir(path)))) | ||
| err := http.ListenAndServe(fmt.Sprintf(":%d", port), nil) | ||
| if err != nil { | ||
| WarningMessage("Problem serving report, %s\n", err.Error()) | ||
| return | ||
| } | ||
| _, _ = fmt.Scan() | ||
| } | ||
|
|
||
| // openBrowser opens the default browser to the given url | ||
| func openBrowser(url string) error { | ||
| var cmd string | ||
| var args []string | ||
|
|
||
| switch runtime.GOOS { | ||
| case "windows": | ||
| cmd = "cmd" | ||
| args = []string{"/c", "start"} | ||
| case "darwin": | ||
| cmd = "open" | ||
| default: // "linux", "freebsd", "openbsd", "netbsd" | ||
| cmd = "xdg-open" | ||
| } | ||
| args = append(args, url) | ||
| return exec.Command(cmd, args...).Start() | ||
| } | ||
|
|
||
| // OpenDir opens directory in the default file manager | ||
| func OpenDir(path string) error { | ||
| var cmd string | ||
| var args []string | ||
|
|
||
| switch runtime.GOOS { | ||
| case "windows": | ||
| cmd = "explorer" | ||
| args = []string{"/select"} | ||
| case "darwin": | ||
| cmd = "open" | ||
| default: // "linux", "freebsd", "openbsd", "netbsd" | ||
| cmd = "xdg-open" | ||
| } | ||
| args = append(args, path) | ||
| return exec.Command(cmd, args...).Start() | ||
| } | ||
|
|
||
| // noCache handles serving the static files with no cache headers. | ||
| func noCache(h http.Handler) http.Handler { | ||
| etagHeaders := []string{ | ||
| "ETag", | ||
| "If-Modified-Since", | ||
| "If-Match", | ||
| "If-None-Match", | ||
| "If-Range", | ||
| "If-Unmodified-Since", | ||
| } | ||
| epoch := time.Unix(0, 0).Format(time.RFC1123) | ||
| noCacheHeaders := map[string]string{ | ||
| "Expires": epoch, | ||
| "Cache-Control": "no-cache, private, max-age=0", | ||
| "Pragma": "no-cache", | ||
| "X-Accel-Expires": "0", | ||
| } | ||
| fn := func(w http.ResponseWriter, r *http.Request) { | ||
| for _, v := range etagHeaders { | ||
| if r.Header.Get(v) != "" { | ||
| r.Header.Del(v) | ||
| } | ||
| } | ||
| for k, v := range noCacheHeaders { | ||
| w.Header().Set(k, v) | ||
| } | ||
| h.ServeHTTP(w, r) | ||
| } | ||
| return http.HandlerFunc(fn) | ||
| } |