func (g *gmBuilder) runCMD(in io.Reader, out io.Writer) error {
g.args = append(g.args, "-", "-")
cmd := exec.Command("gm", g.args...)
stderr := bytes.NewBuffer(nil)
cmd.Stdin = in
cmd.Stdout = out
cmd.Stderr = stderr
cmd.Start()
cmdDone := make(chan error, 1)
go func() {
cmdDone <- cmd.Wait()
}()
select {
case <-time.After(time.Duration(500000) * time.Millisecond):
err := g.killCmd(cmd)
if err != nil {
return err
}
<-cmdDone
return errors2.NewInternal("Command timed out")
case err := <-cmdDone:
if err != nil {
return errors2.NewInternal(stderr.String())
}
}
return nil
}
func (g *gmBuilder) killCmd(cmd *exec.Cmd) error {
if err := cmd.Process.Kill(); err != nil {
return errors2.NewInternal(fmt.Sprintf("Failed to kill command: %v", err))
}
return nil
}
func Err(err error) error {
if err == nil {
return nil
}
if err.Error() == "not found" {
return errors2.NewNotFound("not found")
}
return errors2.NewInternal(err.Error())
}
func Err(err error) error {
if err == nil {
return nil
}
switch err.Error() {
case "sql: no rows in result set":
return errors2.NewNotFound("not found")
}
return errors2.NewInternal(err.Error())
}