diff options
Diffstat (limited to 'vendor/github.com/xenolf/lego/acme/utils.go')
-rw-r--r-- | vendor/github.com/xenolf/lego/acme/utils.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/vendor/github.com/xenolf/lego/acme/utils.go b/vendor/github.com/xenolf/lego/acme/utils.go new file mode 100644 index 000000000..2fa0db304 --- /dev/null +++ b/vendor/github.com/xenolf/lego/acme/utils.go @@ -0,0 +1,29 @@ +package acme + +import ( + "fmt" + "time" +) + +// WaitFor polls the given function 'f', once every 'interval', up to 'timeout'. +func WaitFor(timeout, interval time.Duration, f func() (bool, error)) error { + var lastErr string + timeup := time.After(timeout) + for { + select { + case <-timeup: + return fmt.Errorf("Time limit exceeded. Last error: %s", lastErr) + default: + } + + stop, err := f() + if stop { + return nil + } + if err != nil { + lastErr = err.Error() + } + + time.Sleep(interval) + } +} |