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test: Add basic tests for packet parsing

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Tests performed on real-like packets secure expected behavior.
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macie 2024-03-11 21:25:34 +01:00
parent 3bd02ed46e
commit c0e2483f6c
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3 changed files with 191 additions and 0 deletions
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64
analyzer/tcp/http_test.go Normal file
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package tcp
import (
"reflect"
"strings"
"testing"
"github.com/apernet/OpenGFW/analyzer"
)
func TestHTTPParsing_Request(t *testing.T) {
testCases := map[string]analyzer.PropMap{
"GET / HTTP/1.1\r\n": {
"method": "GET", "path": "/", "version": "HTTP/1.1",
},
"POST /hello?a=1&b=2 HTTP/1.0\r\n": {
"method": "POST", "path": "/hello?a=1&b=2", "version": "HTTP/1.0",
},
"PUT /world HTTP/1.1\r\nContent-Length: 4\r\n\r\nbody": {
"method": "PUT", "path": "/world", "version": "HTTP/1.1", "headers": analyzer.PropMap{"content-length": "4"},
},
"DELETE /goodbye HTTP/2.0\r\n": {
"method": "DELETE", "path": "/goodbye", "version": "HTTP/2.0",
},
}
for tc, want := range testCases {
t.Run(strings.Split(tc, " ")[0], func(t *testing.T) {
tc, want := tc, want
t.Parallel()
u, _ := newHTTPStream(nil).Feed(false, false, false, 0, []byte(tc))
got := u.M.Get("req")
if !reflect.DeepEqual(got, want) {
t.Errorf("\"%s\" parsed = %v, want %v", tc, got, want)
}
})
}
}
func TestHTTPParsing_Response(t *testing.T) {
testCases := map[string]analyzer.PropMap{
"HTTP/1.0 200 OK\r\nContent-Length: 4\r\n\r\nbody": {
"version": "HTTP/1.0", "status": 200,
"headers": analyzer.PropMap{"content-length": "4"},
},
"HTTP/2.0 204 No Content\r\n\r\n": {
"version": "HTTP/2.0", "status": 204,
},
}
for tc, want := range testCases {
t.Run(strings.Split(tc, " ")[0], func(t *testing.T) {
tc, want := tc, want
t.Parallel()
u, _ := newHTTPStream(nil).Feed(true, false, false, 0, []byte(tc))
got := u.M.Get("resp")
if !reflect.DeepEqual(got, want) {
t.Errorf("\"%s\" parsed = %v, want %v", tc, got, want)
}
})
}
}

69
analyzer/tcp/tls_test.go Normal file
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package tcp
import (
"reflect"
"testing"
"github.com/apernet/OpenGFW/analyzer"
)
func TestTlsStreamParsing_ClientHello(t *testing.T) {
// example packet taken from <https://tls12.xargs.org/#client-hello/annotated>
clientHello := []byte{
0x16, 0x03, 0x01, 0x00, 0xa5, 0x01, 0x00, 0x00, 0xa1, 0x03, 0x03, 0x00,
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c,
0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x00, 0x00, 0x20, 0xcc, 0xa8,
0xcc, 0xa9, 0xc0, 0x2f, 0xc0, 0x30, 0xc0, 0x2b, 0xc0, 0x2c, 0xc0, 0x13,
0xc0, 0x09, 0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x9c, 0x00, 0x9d, 0x00, 0x2f,
0x00, 0x35, 0xc0, 0x12, 0x00, 0x0a, 0x01, 0x00, 0x00, 0x58, 0x00, 0x00,
0x00, 0x18, 0x00, 0x16, 0x00, 0x00, 0x13, 0x65, 0x78, 0x61, 0x6d, 0x70,
0x6c, 0x65, 0x2e, 0x75, 0x6c, 0x66, 0x68, 0x65, 0x69, 0x6d, 0x2e, 0x6e,
0x65, 0x74, 0x00, 0x05, 0x00, 0x05, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0a, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00,
0x19, 0x00, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00, 0x0d, 0x00, 0x12, 0x00,
0x10, 0x04, 0x01, 0x04, 0x03, 0x05, 0x01, 0x05, 0x03, 0x06, 0x01, 0x06,
0x03, 0x02, 0x01, 0x02, 0x03, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x12,
0x00, 0x00,
}
want := analyzer.PropMap{
"ciphers": []uint16{52392, 52393, 49199, 49200, 49195, 49196, 49171, 49161, 49172, 49162, 156, 157, 47, 53, 49170, 10},
"compression": []uint8{0},
"random": []uint8{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31},
"session": []uint8{},
"sni": "example.ulfheim.net",
"version": uint16(771),
}
s := newTLSStream(nil)
u, _ := s.Feed(false, false, false, 0, clientHello)
got := u.M.Get("req")
if !reflect.DeepEqual(got, want) {
t.Errorf("%d B parsed = %v, want %v", len(clientHello), got, want)
}
}
func TestTlsStreamParsing_ServerHello(t *testing.T) {
// example packet taken from <https://tls12.xargs.org/#server-hello/annotated>
serverHello := []byte{
0x16, 0x03, 0x03, 0x00, 0x31, 0x02, 0x00, 0x00, 0x2d, 0x03, 0x03, 0x70,
0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c,
0x7d, 0x7e, 0x7f, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88,
0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x00, 0xc0, 0x13, 0x00, 0x00,
0x05, 0xff, 0x01, 0x00, 0x01, 0x00,
}
want := analyzer.PropMap{
"cipher": uint16(49171),
"compression": uint8(0),
"random": []uint8{112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143},
"session": []uint8{},
"version": uint16(771),
}
s := newTLSStream(nil)
u, _ := s.Feed(true, false, false, 0, serverHello)
got := u.M.Get("resp")
if !reflect.DeepEqual(got, want) {
t.Errorf("%d B parsed = %v, want %v", len(serverHello), got, want)
}
}

58
analyzer/udp/quic_test.go Normal file
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package udp
import (
"reflect"
"testing"
"github.com/apernet/OpenGFW/analyzer"
)
func TestQuicStreamParsing_ClientHello(t *testing.T) {
// example packet taken from <https://quic.xargs.org/#client-initial-packet/annotated>
clientHello := make([]byte, 1200)
clientInitial := []byte{
0xcd, 0x00, 0x00, 0x00, 0x01, 0x08, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
0x06, 0x07, 0x05, 0x63, 0x5f, 0x63, 0x69, 0x64, 0x00, 0x41, 0x03, 0x98,
0x1c, 0x36, 0xa7, 0xed, 0x78, 0x71, 0x6b, 0xe9, 0x71, 0x1b, 0xa4, 0x98,
0xb7, 0xed, 0x86, 0x84, 0x43, 0xbb, 0x2e, 0x0c, 0x51, 0x4d, 0x4d, 0x84,
0x8e, 0xad, 0xcc, 0x7a, 0x00, 0xd2, 0x5c, 0xe9, 0xf9, 0xaf, 0xa4, 0x83,
0x97, 0x80, 0x88, 0xde, 0x83, 0x6b, 0xe6, 0x8c, 0x0b, 0x32, 0xa2, 0x45,
0x95, 0xd7, 0x81, 0x3e, 0xa5, 0x41, 0x4a, 0x91, 0x99, 0x32, 0x9a, 0x6d,
0x9f, 0x7f, 0x76, 0x0d, 0xd8, 0xbb, 0x24, 0x9b, 0xf3, 0xf5, 0x3d, 0x9a,
0x77, 0xfb, 0xb7, 0xb3, 0x95, 0xb8, 0xd6, 0x6d, 0x78, 0x79, 0xa5, 0x1f,
0xe5, 0x9e, 0xf9, 0x60, 0x1f, 0x79, 0x99, 0x8e, 0xb3, 0x56, 0x8e, 0x1f,
0xdc, 0x78, 0x9f, 0x64, 0x0a, 0xca, 0xb3, 0x85, 0x8a, 0x82, 0xef, 0x29,
0x30, 0xfa, 0x5c, 0xe1, 0x4b, 0x5b, 0x9e, 0xa0, 0xbd, 0xb2, 0x9f, 0x45,
0x72, 0xda, 0x85, 0xaa, 0x3d, 0xef, 0x39, 0xb7, 0xef, 0xaf, 0xff, 0xa0,
0x74, 0xb9, 0x26, 0x70, 0x70, 0xd5, 0x0b, 0x5d, 0x07, 0x84, 0x2e, 0x49,
0xbb, 0xa3, 0xbc, 0x78, 0x7f, 0xf2, 0x95, 0xd6, 0xae, 0x3b, 0x51, 0x43,
0x05, 0xf1, 0x02, 0xaf, 0xe5, 0xa0, 0x47, 0xb3, 0xfb, 0x4c, 0x99, 0xeb,
0x92, 0xa2, 0x74, 0xd2, 0x44, 0xd6, 0x04, 0x92, 0xc0, 0xe2, 0xe6, 0xe2,
0x12, 0xce, 0xf0, 0xf9, 0xe3, 0xf6, 0x2e, 0xfd, 0x09, 0x55, 0xe7, 0x1c,
0x76, 0x8a, 0xa6, 0xbb, 0x3c, 0xd8, 0x0b, 0xbb, 0x37, 0x55, 0xc8, 0xb7,
0xeb, 0xee, 0x32, 0x71, 0x2f, 0x40, 0xf2, 0x24, 0x51, 0x19, 0x48, 0x70,
0x21, 0xb4, 0xb8, 0x4e, 0x15, 0x65, 0xe3, 0xca, 0x31, 0x96, 0x7a, 0xc8,
0x60, 0x4d, 0x40, 0x32, 0x17, 0x0d, 0xec, 0x28, 0x0a, 0xee, 0xfa, 0x09,
0x5d, 0x08, 0xb3, 0xb7, 0x24, 0x1e, 0xf6, 0x64, 0x6a, 0x6c, 0x86, 0xe5,
0xc6, 0x2c, 0xe0, 0x8b, 0xe0, 0x99,
}
copy(clientHello, clientInitial)
want := analyzer.PropMap{
"alpn": []string{"ping/1.0"},
"ciphers": []uint16{4865, 4866, 4867},
"compression": []uint8{0},
"random": []uint8{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31},
"session": []uint8{},
"sni": "example.ulfheim.net",
"supported_versions": []uint16{772},
"version": uint16(771),
}
s := quicStream{}
u, _ := s.Feed(false, clientHello)
got := u.M.Get("req")
if !reflect.DeepEqual(got, want) {
t.Errorf("%d B parsed = %v, want %v", len(clientHello), got, want)
}
}