// UpdateEndnode updates EndnodeAddress for an existing end-node.
func (m *DB) UpdateEndnode(newEA common.EndnodeAddress, caddr common.CloudAddress) (common.MapItem, error) {
var item common.MapItem
err := m.db.Update(func(tx *bolt.Tx) (err error) {
//find mapItem with cloud address
item, err = m.FindByCloudAddress(caddr)
if err != nil {
return err
}
//delete mapItem from bucket
err = m.deleteMapItem(tx, item.Key())
if err != nil {
return err
}
//insert mapItem with new endnode address
item.EndnodeAddress = &newEA
return m.putMapItem(tx, item)
})
if err != nil {
return common.MapItem{}, err
}
return item, nil
}
