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variable-length garlic32 addresses

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This commit is contained in:
idk 2019-03-29 14:52:24 -04:00
parent dfe5099292
commit d288e979d6
3 changed files with 63 additions and 17 deletions
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20
multiaddr_test.go
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@ -54,6 +54,11 @@ func TestConstructFails(t *testing.T) {
"/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA:0",
"/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA:-1",
"/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA@:666",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzu",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzu77",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzu:80",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuq:-1",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzu@",
"/udp/1234/sctp",
"/udp/1234/udt/1234",
"/udp/1234/utp/1234",
@ -97,6 +102,11 @@ func TestConstructSucceeds(t *testing.T) {
"/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA/http",
"/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA/udp/8080",
"/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA/tcp/8080",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuq",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuqzwas",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuq/http",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuq/tcp/8080",
"/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuq/udp/8080",
"/udp/0",
"/tcp/0",
"/sctp/0",
@ -181,13 +191,15 @@ func TestStringToBytes(t *testing.T) {
t.Error("failed to decode hex", h)
}
//t.Log("196", h, []byte(b1))
b2, err := stringToBytes(s)
if err != nil {
t.Error("failed to convert", s, err)
}
if !bytes.Equal(b1, b2) {
t.Error("failed to convert \n", s, "to\n", b1, "got\n", b2)
t.Error("failed to convert \n", s, "to\n", hex.EncodeToString(b1), "got\n", hex.EncodeToString(b2))
}
if err := validateBytes(b2); err != nil {
@ -202,6 +214,9 @@ func TestStringToBytes(t *testing.T) {
testString("/onion3/vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd:1234", "bd03adadec040be047f9658668b11a504f3155001f231a37f54c4476c07fb4cc139ed7e30304d2")
testString("/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA",
"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")
testString("/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuq",
"cb0320efbcd45d0c5dc79781ac6f20ea5055a036afb48d45a52e7d68ec7d4338919e69")
}
func TestBytesToString(t *testing.T) {
@ -219,6 +234,7 @@ func TestBytesToString(t *testing.T) {
s2, err := bytesToString(b)
if err != nil {
t.Log("236", s1, ":", string(h), ":", s2)
t.Error("failed to convert", b, err)
}
@ -234,6 +250,8 @@ func TestBytesToString(t *testing.T) {
testString("/onion3/vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd:1234", "bd03adadec040be047f9658668b11a504f3155001f231a37f54c4476c07fb4cc139ed7e30304d2")
testString("/garlic64/jT~IyXaoauTni6N4517EG8mrFUKpy0IlgZh-EY9csMAk82Odatmzr~YTZy8Hv7u~wvkg75EFNOyqb~nAPg-khyp2TS~ObUz8WlqYAM2VlEzJ7wJB91P-cUlKF18zSzVoJFmsrcQHZCirSbWoOknS6iNmsGRh5KVZsBEfp1Dg3gwTipTRIx7Vl5Vy~1OSKQVjYiGZS9q8RL0MF~7xFiKxZDLbPxk0AK9TzGGqm~wMTI2HS0Gm4Ycy8LYPVmLvGonIBYndg2bJC7WLuF6tVjVquiokSVDKFwq70BCUU5AU-EvdOD5KEOAM7mPfw-gJUG4tm1TtvcobrObqoRnmhXPTBTN5H7qDD12AvlwFGnfAlBXjuP4xOUAISL5SRLiulrsMSiT4GcugSI80mF6sdB0zWRgL1yyvoVWeTBn1TqjO27alr95DGTluuSqrNAxgpQzCKEWAyzrQkBfo2avGAmmz2NaHaAvYbOg0QSJz1PLjv2jdPW~ofiQmrGWM1cd~1cCqAAAA",
"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")
testString("/garlic32/566niximlxdzpanmn4qouucvua3k7neniwss47li5r6ugoertzuq",
"cb0320efbcd45d0c5dc79781ac6f20ea5055a036afb48d45a52e7d68ec7d4338919e69")
}
func TestBytesSplitAndJoin(t *testing.T) {

9
protocols.go
View File

@ -21,6 +21,7 @@ const (
P_ONION = 0x01BC // also for backwards compatibility
P_ONION3 = 0x01BD
P_GARLIC64 = 0x01CA
P_GARLIC32 = 0x01CB
P_P2P_WEBRTC_DIRECT = 0x0114
)
@ -101,6 +102,13 @@ var (
Size: LengthPrefixedVarSize,
Transcoder: TranscoderGarlic64,
}
protoGARLIC32 = Protocol{
Name: "garlic32",
Code: P_GARLIC32,
VCode: CodeToVarint(P_GARLIC32),
Size: LengthPrefixedVarSize,
Transcoder: TranscoderGarlic32,
}
protoUTP = Protocol{
Name: "utp",
Code: P_UTP,
@ -160,6 +168,7 @@ func init() {
protoONION2,
protoONION3,
protoGARLIC64,
protoGARLIC32,
protoUTP,
protoUDT,
protoQUIC,

51
transcoders.go
View File

@ -250,33 +250,52 @@ var TranscoderGarlic32 = NewTranscoderFromFunctions(garlic32StB, garlic32BtS, ga
var garlicBase32Encoding = base32.NewEncoding("abcdefghijklmnopqrstuvwxyz234567")
func garlic32StB(s string) ([]byte, error) {
// garlic address without the ".b32.i2p" substring, with padding
if len(s) != 52 || len(s) < 55 || len(s) > 63 {
return nil, fmt.Errorf("failed to parse garlic addr: %s not a i2p base32 address. len: %d", s, len(s))
// garlic address without the ".b32.i2p" substring
if len(s) < 55 {
if len(s) != 52 {
return nil, fmt.Errorf("failed to parse garlic addr: %s not a i2p base32 address. len: %d", s, len(s))
}
}
garlicHostBytes, err := garlicBase32Encoding.Decode(s)
padout := func(s2 string) string {
str := ""
for x := 0; x < 56; x++ {
if x < len(s) {
str += string(s[x])
} else {
str += "="
}
}
return str
}
garlicHostBytes, err := garlicBase32Encoding.DecodeString(padout(s))
if err != nil {
return nil, fmt.Errorf("failed to decode base32 garlic addr: %s %s", s, err)
return nil, fmt.Errorf("failed to decode base32 garlic addr: %s err %s len %v", s, err, len(s))
}
bytes := []byte{}
bytes = append(bytes, garlicHostBytes...)
return bytes, nil
return garlicHostBytes, nil
}
func garlic32BtS(b []byte) (string, error) {
if len(b) != 32 || len(b) < 35 {
return "", fmt.Errorf("failed to validate garlic addr: %s not an i2p base32 address. len: %d\n", b, len(b))
if len(b) > 35 {
if len(b) < 32 {
return "", fmt.Errorf("failed to validate garlic addr: %s not an i2p base32 address. len: %d\n", b, len(b))
}
}
addr := strings.Replace(strings.ToLower(garlicBase32Encoding.EncodeToString(b)), "=", "", -1)
return addr, nil
unpad := func(s2 string) string {
return strings.Replace(s2, "=", "", -1)
}
return unpad(garlicBase32Encoding.EncodeToString(b)), nil
}
func garlic32Validate(b []byte) error {
if len(b) != 32 || len(b) < 35 {
return fmt.Errorf("failed to validate garlic addr: %s not an i2p base32 address. len: %d\n", b, len(b))
if len(b) > 35 {
if len(b) < 32 {
return fmt.Errorf("failed to validate garlic addr: %s not an i2p base32 address. len: %d\n", b, len(b))
}
}
str, _ := garlic32BtS(b)
fmt.Printf("%s, %d", str, len(b))
return nil
}