If the logfile does not exist, create it, or append.

davemachado · Aug 14, 2018 · cbb2608 · cbb2608
1 parent 0be85a7
commit cbb2608
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/main.go b/main.go
@@ -40,7 +40,11 @@ func main() {
  if filename == "" {
  filename = "/tmp/public-api.log"
  }
- f, _ := os.Create(filename)
+ // If the file does not exist, create it. Otherwise, append to the file.
+ f, err := os.OpenFile(filename, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
+ if err != nil {
+ panic(err)
+ }
  logger := NewLogger(Options{
  Out: io.MultiWriter(f, os.Stdout),
  })