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// Copyright (C) 2019 LEAP
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package auth
import (
"0xacab.org/leap/vpnweb/pkg/auth/anon"
"0xacab.org/leap/vpnweb/pkg/auth/sip2"
"0xacab.org/leap/vpnweb/pkg/config"
"log"
)
func GetAuthenticator(opts *config.Opts, skipConnect bool) Authenticator {
switch opts.Auth {
case anon.Label:
return anon.GetAuthenticator(opts, skipConnect)
case sip2.Label:
doAuthenticationChecks(opts)
return sip2.GetAuthenticator(opts, skipConnect)
default:
bailOnBadAuthModule(opts.Auth)
}
return nil
}
func doAuthenticationChecks(opts *config.Opts) {
if opts.AuthSecret == "" {
log.Fatal("Need to provide an AuthSecret value for SIP Authentication")
}
if len(opts.AuthSecret) < 20 {
log.Fatal("Please provider an AuthSecret longer than 20 chars")
}
}
func bailOnBadAuthModule(module string) {
log.Fatal("Unknown auth module: '", module, "'. Should be one of: ", sip2.Label, ", ", anon.Label, ".")
}
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