commit 9c13763316a894b48a97ceec6cd4f8a106b814ce Author: Arlo Breault arlolra@gmail.com Date: Fri Oct 25 16:32:32 2013 -0700
Add command line flags for pid, port and log paths. --- check.go | 29 ++++++++++++++++++++--------- 1 file changed, 20 insertions(+), 9 deletions(-)
diff --git a/check.go b/check.go index 3cdc989..76cdd25 100644 --- a/check.go +++ b/check.go @@ -1,17 +1,34 @@ package main
import ( + "flag" "fmt" "github.com/samuel/go-gettext/gettext" "log" "net/http" "os" + "path" )
func main() {
+ // command line args + logPath := flag.String("log", "", "path to log file; otherwise stdout") + pidPath := flag.String("pid", "./", "path to create pid") + port := flag.Int("port", 8000, "port to listen on") + flag.Parse() + + // log to file + if len(*logPath) > 0 { + f, err := os.Create(*logPath) + if err != nil { + log.Fatal(err) + } + log.SetOutput(f) + } + // write pid - pid, err := os.Create("check.pid") + pid, err := os.Create(path.Join(*pidPath, "check.pid")) if err != nil { log.Fatal(err) } @@ -22,12 +39,6 @@ func main() { log.Fatal(err) }
- // determine which port to run on - port := os.Getenv("PORT") - if len(port) == 0 { - port = "8000" - } - // load i18n domain, err := gettext.NewDomain("check", "locale") if err != nil { @@ -51,7 +62,7 @@ func main() { http.HandleFunc("/cgi-bin/TorBulkExitList.py", bulk)
// start the server - log.Printf("Listening on port: %s\n", port) - log.Fatal(http.ListenAndServe(fmt.Sprintf(":%s", port), nil)) + log.Printf("Listening on port: %d\n", *port) + log.Fatal(http.ListenAndServe(fmt.Sprintf(":%d", *port), nil))
}