mirror of
https://gitlab.com/yawning/obfs4.git
synced 2024-11-15 12:12:53 +00:00
81 lines
2.9 KiB
Go
81 lines
2.9 KiB
Go
/*
|
|
* Copyright (c) 2014, Yawning Angel <yawning at torproject dot org>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
*
|
|
* * Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
package obfs4
|
|
|
|
import (
|
|
"bytes"
|
|
"testing"
|
|
|
|
"github.com/yawning/obfs4/ntor"
|
|
)
|
|
|
|
func TestHandshakeNtor(t *testing.T) {
|
|
// Generate the server node id and id keypair.
|
|
nodeID, _ := ntor.NewNodeID([]byte("\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13"))
|
|
idKeypair, _ := ntor.NewKeypair(false)
|
|
|
|
// Intialize the client and server handshake states
|
|
clientHs, err := newClientHandshake(nodeID, idKeypair.Public())
|
|
if err != nil {
|
|
t.Fatal("newClientHandshake failed:", err)
|
|
}
|
|
serverHs := newServerHandshake(nodeID, idKeypair)
|
|
|
|
// Generate what the client will send to the server.
|
|
cToS, err := clientHs.generateHandshake()
|
|
if err != nil {
|
|
t.Fatal("clientHandshake.generateHandshake() failed", err)
|
|
}
|
|
|
|
// Parse the client handshake message.
|
|
serverSeed, err := serverHs.parseClientHandshake(cToS)
|
|
if err != nil {
|
|
t.Fatal("serverHandshake.parseClientHandshake() failed", err)
|
|
}
|
|
|
|
// Genrate what the server will send to the client.
|
|
sToC, err := serverHs.generateHandshake()
|
|
if err != nil {
|
|
t.Fatal("serverHandshake.generateHandshake() failed", err)
|
|
}
|
|
|
|
// Parse the server handshake message.
|
|
n, clientSeed, err := clientHs.parseServerHandshake(sToC)
|
|
if err != nil {
|
|
t.Fatal("clientHandshake.parseServerHandshake() failed", err)
|
|
}
|
|
if n != len(sToC) {
|
|
t.Fatalf("clientHandshake.parseServerHandshake() has bytes remaining: %d", n)
|
|
}
|
|
|
|
// Ensure the derived shared secret is the same.
|
|
if 0 != bytes.Compare(clientSeed, serverSeed) {
|
|
t.Fatalf("client/server seed mismatch")
|
|
}
|
|
}
|