func within(d time.Duration, f func() bool) int {
start := time.Now()
end := start.Add(d)
p := cli.BeginProgress("Polling")
for {
if f() {
p.Done("Success!")
return 0
}
if time.Now().After(end) {
break
}
p.Increment()
time.Sleep(time.Second)
}
p.Done("Timeout")
return 1
}
func Update() error {
c = nil
p := cli.BeginProgress("Updating config")
Set("last-update-check", time.Now().Format(time.RFC3339))
props := Properties()
serverURL := props["sous-server"]
if serverURL == "" {
p.Done("Failed")
return fmt.Errorf("sous-server not set; use `sous config sous-server http://your.sous.server`")
}
var c *Config
if err := getJSON(&c, "%s/config", serverURL); err != nil {
p.Done("Failed")
return err
}
file.WriteJSON(c, "~/.sous/config")
p.Done("Done")
return nil
}