func (c *Client) syncFromTime(cli gregor1.IncomingInterface, t *time.Time) (msgs []gregor.InBandMessage, err error) {
ctx, _ := context.WithTimeout(context.Background(), time.Second)
arg := gregor1.SyncArg{
Uid: gregor1.UID(c.user.Bytes()),
Deviceid: gregor1.DeviceID(c.device.Bytes()),
}
if t != nil {
arg.Ctime = gregor1.ToTime(*t)
}
// Grab the events from gregord
c.log.Debug("syncFromTime from: %s", gregor1.FromTime(arg.Ctime))
res, err := cli.Sync(ctx, arg)
if err != nil {
return nil, err
}
c.log.Debug("syncFromTime consuming %d messages", len(res.Msgs))
for _, ibm := range res.Msgs {
m := gregor1.Message{Ibm_: &ibm}
msgs = append(msgs, ibm)
c.sm.ConsumeMessage(m)
}
// Check to make sure the server state is legit
state, err := c.sm.State(c.user, c.device, nil)
if err != nil {
return nil, err
}
hash, err := state.Hash()
if err != nil {
return nil, err
}
if !bytes.Equal(res.Hash, hash) {
return nil, errHashMismatch{}
}
return msgs, nil
}
