forked from jshiffer/matterbridge
99 lines
3.1 KiB
Go
99 lines
3.1 KiB
Go
|
/*
|
||
|
|
*
|
||
|
|
* Copyright 2020 gRPC authors.
|
||
|
|
*
|
||
|
|
* 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
|
||
|
|
*
|
||
|
|
* http://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 insecure provides an implementation of the
|
||
|
|
// credentials.TransportCredentials interface which disables transport security.
|
||
|
|
package insecure
|
||
|
|
|
||
|
|
import (
|
||
|
|
"context"
|
||
|
|
"net"
|
||
|
|
|
||
|
|
"google.golang.org/grpc/credentials"
|
||
|
|
)
|
||
|
|
|
||
|
|
// NewCredentials returns a credentials which disables transport security.
|
||
|
|
//
|
||
|
|
// Note that using this credentials with per-RPC credentials which require
|
||
|
|
// transport security is incompatible and will cause grpc.Dial() to fail.
|
||
|
|
func NewCredentials() credentials.TransportCredentials {
|
||
|
|
return insecureTC{}
|
||
|
|
}
|
||
|
|
|
||
|
|
// insecureTC implements the insecure transport credentials. The handshake
|
||
|
|
// methods simply return the passed in net.Conn and set the security level to
|
||
|
|
// NoSecurity.
|
||
|
|
type insecureTC struct{}
|
||
|
|
|
||
|
|
func (insecureTC) ClientHandshake(ctx context.Context, _ string, conn net.Conn) (net.Conn, credentials.AuthInfo, error) {
|
||
|
|
return conn, info{credentials.CommonAuthInfo{SecurityLevel: credentials.NoSecurity}}, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func (insecureTC) ServerHandshake(conn net.Conn) (net.Conn, credentials.AuthInfo, error) {
|
||
|
|
return conn, info{credentials.CommonAuthInfo{SecurityLevel: credentials.NoSecurity}}, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func (insecureTC) Info() credentials.ProtocolInfo {
|
||
|
|
return credentials.ProtocolInfo{SecurityProtocol: "insecure"}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (insecureTC) Clone() credentials.TransportCredentials {
|
||
|
|
return insecureTC{}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (insecureTC) OverrideServerName(string) error {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// info contains the auth information for an insecure connection.
|
||
|
|
// It implements the AuthInfo interface.
|
||
|
|
type info struct {
|
||
|
|
credentials.CommonAuthInfo
|
||
|
|
}
|
||
|
|
|
||
|
|
// AuthType returns the type of info as a string.
|
||
|
|
func (info) AuthType() string {
|
||
|
|
return "insecure"
|
||
|
|
}
|
||
|
|
|
||
|
|
// insecureBundle implements an insecure bundle.
|
||
|
|
// An insecure bundle provides a thin wrapper around insecureTC to support
|
||
|
|
// the credentials.Bundle interface.
|
||
|
|
type insecureBundle struct{}
|
||
|
|
|
||
|
|
// NewBundle returns a bundle with disabled transport security and no per rpc credential.
|
||
|
|
func NewBundle() credentials.Bundle {
|
||
|
|
return insecureBundle{}
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewWithMode returns a new insecure Bundle. The mode is ignored.
|
||
|
|
func (insecureBundle) NewWithMode(string) (credentials.Bundle, error) {
|
||
|
|
return insecureBundle{}, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// PerRPCCredentials returns an nil implementation as insecure
|
||
|
|
// bundle does not support a per rpc credential.
|
||
|
|
func (insecureBundle) PerRPCCredentials() credentials.PerRPCCredentials {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// TransportCredentials returns the underlying insecure transport credential.
|
||
|
|
func (insecureBundle) TransportCredentials() credentials.TransportCredentials {
|
||
|
|
return NewCredentials()
|
||
|
|
}
|