Imports gopkg.in/jcmturner/gokrb5.v6/client gopkg.in/jcmturner/gokrb5.v6/keytab gopkg.in/jcmturner/gokrb5.v6/config Standard library imports context crypto/tls crypto/x509 encoding/json errors fmt io io/ioutil math net/http unicode database/sql/driver database/sql net/url reflect regexp strconv strings sync time