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connect.go
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connect.go
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/*
(c) Copyright NetFoundry Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
https://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package xlink_transport
import (
"crypto/x509"
"github.com/openziti/channel/v2"
"github.com/openziti/foundation/v2/errorz"
"github.com/openziti/identity"
"github.com/pkg/errors"
)
type ConnectionHandler struct {
routerId identity.Identity
}
func (self *ConnectionHandler) HandleConnection(_ *channel.Hello, certificates []*x509.Certificate) error {
if len(certificates) == 0 {
return errors.New("no certificates provided, unable to verify dialer")
}
config := self.routerId.ServerTLSConfig()
opts := x509.VerifyOptions{
Roots: config.RootCAs,
Intermediates: x509.NewCertPool(),
KeyUsages: []x509.ExtKeyUsage{x509.ExtKeyUsageAny},
}
var errorList errorz.MultipleErrors
for _, cert := range certificates {
if _, err := cert.Verify(opts); err == nil {
return nil
} else {
errorList = append(errorList, err)
}
}
//goland:noinspection GoNilness
return errorList.ToError()
}