mirror of
https://github.com/weaveworks/scope.git
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159 lines
8.8 KiB
Go
159 lines
8.8 KiB
Go
// Copyright 2017 Google, Inc. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the LICENSE file in the root of the source
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// tree.
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package layers
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import (
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"testing"
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"github.com/google/gopacket"
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)
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// First packet is a REGISTER Request
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//
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// REGISTER sip:sip.provider.com SIP/2.0
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// Via:SIP/2.0/UDP 172.16.254.66:5060;branch=z9hG4bK3e5380d454981e88702eb2269669462;rport
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// From:"Bob" <sip:bob@sip.provider.com>;tag=3718850509
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// To:"Alice" <sip:alice@sip.provider.com>
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// Call-ID:306366781@172_16_254_66
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// CSeq:3 REGISTER
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// Max-Forwards:70
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// Allow:INVITE,ACK,CANCEL,BYE,OPTIONS,INFO,SUBSCRIBE,NOTIFY,REFER,UPDATE
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// Contact: <sip:bob@172.16.254.66:5060>
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// Expires:1800
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// User-Agent:C530 IP/42.245.00.000.000
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// Content-Length:0
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//
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var testPacketSIPRequest = []byte{
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0x35, 0x2e, 0x30, 0x30, 0x2e, 0x30, 0x30, 0x30, 0x2e, 0x30, 0x30, 0x30, 0x0d, 0x0a, 0x43, 0x6f,
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0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, 0x4c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x3a, 0x30, 0x0d, 0x0a,
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0x0d, 0x0a,
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}
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// Second packet is a REGISTER Response
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//
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// SIP/2.0 200 OK
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// Via:SIP/2.0/UDP 172.16.254.66:5060;received=8.8.8.8;rport=5060;branch=z9hG4bK3e5380d454981e88702eb2269669462
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// From:"Bob" <sip:bob@sip.provider.com>;tag=3718850509
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// To:"Alice" <sip:alice@sip.provider.com>;tag=02-32748-1417c4ac-24835dbf3
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// Call-ID:306366781@172_16_254_66
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// CSeq:3 REGISTER
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// Contact: <sip:bob@172.16.254.66:5060>;expires=1800
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// P-Associated-URI: <sip:bob@sip.provider.com>
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// Content-Length:0
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//
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var testPacketSIPResponse = []byte{
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0x00, 0xd0, 0x00, 0x4a, 0x2c, 0x00, 0x00, 0x07, 0x7d, 0x41, 0x2e, 0x40, 0x08, 0x00, 0x45, 0x00,
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0x01, 0xc1, 0x00, 0x00, 0x40, 0x00, 0x3f, 0x11, 0x34, 0x27, 0x02, 0x02, 0x02, 0x02, 0x01, 0x01,
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0x69, 0x64, 0x65, 0x72, 0x2e, 0x63, 0x6f, 0x6d, 0x3e, 0x0d, 0x0a, 0x43, 0x6f, 0x6e, 0x74, 0x65,
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0x6e, 0x74, 0x2d, 0x4c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x3a, 0x30, 0x0d, 0x0a, 0x0d, 0x0a,
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}
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func TestSIPMain(t *testing.T) {
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expectedHeaders := map[string]string{"Call-ID": "306366781@172_16_254_66", "Contact": "<sip:bob@172.16.254.66:5060>"}
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_TestPacketSIP(t, testPacketSIPRequest, SIPMethodRegister, false, 3, expectedHeaders, "sip:sip.provider.com")
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expectedHeaders = map[string]string{"Call-ID": "306366781@172_16_254_66", "Contact": "<sip:bob@172.16.254.66:5060>;expires=1800"}
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_TestPacketSIP(t, testPacketSIPResponse, SIPMethodRegister, true, 3, expectedHeaders, "")
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}
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func _TestPacketSIP(t *testing.T, packetData []byte, methodWanted SIPMethod, isResponse bool, wantedCseq int64, expectedHeaders map[string]string, expectedRequestURI string) {
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p := gopacket.NewPacket(packetData, LinkTypeEthernet, gopacket.Default)
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if p.ErrorLayer() != nil {
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t.Error("Failed to decode packet:", p.ErrorLayer().Error())
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}
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if got, ok := p.Layer(LayerTypeSIP).(*SIP); ok {
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// Check method
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if got.Method != methodWanted {
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t.Errorf("SIP Packet should be a %s method, got : %s", methodWanted, got.Method)
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}
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// Check if it's right packet type
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if got.IsResponse != isResponse {
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t.Errorf("SIP packet type is not the same as expected")
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}
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// Check the RequestURI if it's a request
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if !isResponse {
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if got.RequestURI != expectedRequestURI {
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t.Errorf("SIP packet type is not the same as expected")
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}
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}
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// Check headers
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for headerName, headerValue := range expectedHeaders {
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if got.GetFirstHeader(headerName) != headerValue {
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t.Errorf("Header %s shoud be %s, got : %s", headerName, headerValue, got.GetFirstHeader(headerName))
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}
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}
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// Check CSeq
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if got.GetCSeq() != wantedCseq {
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t.Errorf("SIP Packet should be %d. Got : %d", wantedCseq, got.GetCSeq())
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}
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}
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}
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