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ledger_test.go
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package crypto
import (
"fmt"
"testing"
"github.com/stretchr/testify/require"
tmcrypto "github.com/tendermint/tendermint/crypto"
cryptoAmino "github.com/tendermint/tendermint/crypto/encoding/amino"
"github.com/cosmos/cosmos-sdk/crypto/hd"
"github.com/cosmos/cosmos-sdk/tests"
sdk "github.com/cosmos/cosmos-sdk/types"
)
func TestLedgerErrorHandling(t *testing.T) {
// first, try to generate a key, must return an error
// (no panic)
path := *hd.NewParams(44, 555, 0, false, 0)
_, err := NewPrivKeyLedgerSecp256k1Unsafe(path)
require.Error(t, err)
}
func TestPublicKeyUnsafe(t *testing.T) {
path := *hd.NewFundraiserParams(0, sdk.CoinType, 0)
priv, err := NewPrivKeyLedgerSecp256k1Unsafe(path)
require.Nil(t, err, "%s", err)
require.NotNil(t, priv)
require.Equal(t, "eb5ae98721034fef9cd7c4c63588d3b03feb5281b9d232cba34d6f3d71aee59211ffbfe1fe87",
fmt.Sprintf("%x", priv.PubKey().Bytes()),
"Is your device using test mnemonic: %s ?", tests.TestMnemonic)
pubKeyAddr, err := sdk.Bech32ifyPubKey(sdk.Bech32PubKeyTypeAccPub, priv.PubKey())
require.NoError(t, err)
require.Equal(t, "cosmospub1addwnpepqd87l8xhcnrrtzxnkql7k55ph8fr9jarf4hn6udwukfprlalu8lgw0urza0",
pubKeyAddr, "Is your device using test mnemonic: %s ?", tests.TestMnemonic)
addr := sdk.AccAddress(priv.PubKey().Address()).String()
require.Equal(t, "cosmos1w34k53py5v5xyluazqpq65agyajavep2rflq6h",
addr, "Is your device using test mnemonic: %s ?", tests.TestMnemonic)
}
func TestPublicKeyUnsafeHDPath(t *testing.T) {
expectedAnswers := []string{
"cosmospub1addwnpepqd87l8xhcnrrtzxnkql7k55ph8fr9jarf4hn6udwukfprlalu8lgw0urza0",
"cosmospub1addwnpepqfsdqjr68h7wjg5wacksmqaypasnra232fkgu5sxdlnlu8j22ztxvlqvd65",
"cosmospub1addwnpepqw3xwqun6q43vtgw6p4qspq7srvxhcmvq4jrx5j5ma6xy3r7k6dtxmrkh3d",
"cosmospub1addwnpepqvez9lrp09g8w7gkv42y4yr5p6826cu28ydrhrujv862yf4njmqyyjr4pjs",
"cosmospub1addwnpepq06hw3enfrtmq8n67teytcmtnrgcr0yntmyt25kdukfjkerdc7lqg32rcz7",
"cosmospub1addwnpepqg3trf2gd0s2940nckrxherwqhgmm6xd5h4pcnrh4x7y35h6yafmcpk5qns",
"cosmospub1addwnpepqdm6rjpx6wsref8wjn7ym6ntejet430j4szpngfgc20caz83lu545vuv8hp",
"cosmospub1addwnpepqvdhtjzy2wf44dm03jxsketxc07vzqwvt3vawqqtljgsr9s7jvydjmt66ew",
"cosmospub1addwnpepqwystfpyxwcava7v3t7ndps5xzu6s553wxcxzmmnxevlzvwrlqpzz695nw9",
"cosmospub1addwnpepqw970u6gjqkccg9u3rfj99857wupj2z9fqfzy2w7e5dd7xn7kzzgkgqch0r",
}
const numIters = 10
privKeys := make([]tmcrypto.PrivKey, numIters)
// Check with device
for i := uint32(0); i < 10; i++ {
path := *hd.NewFundraiserParams(0, sdk.CoinType, i)
fmt.Printf("Checking keys at %v\n", path)
priv, err := NewPrivKeyLedgerSecp256k1Unsafe(path)
require.Nil(t, err, "%s", err)
require.NotNil(t, priv)
// Check other methods
require.NoError(t, priv.(PrivKeyLedgerSecp256k1).ValidateKey())
tmp := priv.(PrivKeyLedgerSecp256k1)
(&tmp).AssertIsPrivKeyInner()
pubKeyAddr, err := sdk.Bech32ifyPubKey(sdk.Bech32PubKeyTypeAccPub, priv.PubKey())
require.NoError(t, err)
require.Equal(t,
expectedAnswers[i], pubKeyAddr,
"Is your device using test mnemonic: %s ?", tests.TestMnemonic)
// Store and restore
serializedPk := priv.Bytes()
require.NotNil(t, serializedPk)
require.True(t, len(serializedPk) >= 50)
privKeys[i] = priv
}
// Now check equality
for i := 0; i < 10; i++ {
for j := 0; j < 10; j++ {
require.Equal(t, i == j, privKeys[i].Equals(privKeys[j]))
require.Equal(t, i == j, privKeys[j].Equals(privKeys[i]))
}
}
}
func TestPublicKeySafe(t *testing.T) {
path := *hd.NewFundraiserParams(0, sdk.CoinType, 0)
priv, addr, err := NewPrivKeyLedgerSecp256k1(path, "cosmos")
require.Nil(t, err, "%s", err)
require.NotNil(t, priv)
require.Nil(t, LedgerShowAddress(path, priv.PubKey(), sdk.GetConfig().GetBech32AccountAddrPrefix()))
require.Equal(t, "eb5ae98721034fef9cd7c4c63588d3b03feb5281b9d232cba34d6f3d71aee59211ffbfe1fe87",
fmt.Sprintf("%x", priv.PubKey().Bytes()),
"Is your device using test mnemonic: %s ?", tests.TestMnemonic)
pubKeyAddr, err := sdk.Bech32ifyPubKey(sdk.Bech32PubKeyTypeAccPub, priv.PubKey())
require.NoError(t, err)
require.Equal(t, "cosmospub1addwnpepqd87l8xhcnrrtzxnkql7k55ph8fr9jarf4hn6udwukfprlalu8lgw0urza0",
pubKeyAddr, "Is your device using test mnemonic: %s ?", tests.TestMnemonic)
require.Equal(t, "cosmos1w34k53py5v5xyluazqpq65agyajavep2rflq6h",
addr, "Is your device using test mnemonic: %s ?", tests.TestMnemonic)
addr2 := sdk.AccAddress(priv.PubKey().Address()).String()
require.Equal(t, addr, addr2)
}
func TestPublicKeyHDPath(t *testing.T) {
expectedPubKeys := []string{
"cosmospub1addwnpepqd87l8xhcnrrtzxnkql7k55ph8fr9jarf4hn6udwukfprlalu8lgw0urza0",
"cosmospub1addwnpepqfsdqjr68h7wjg5wacksmqaypasnra232fkgu5sxdlnlu8j22ztxvlqvd65",
"cosmospub1addwnpepqw3xwqun6q43vtgw6p4qspq7srvxhcmvq4jrx5j5ma6xy3r7k6dtxmrkh3d",
"cosmospub1addwnpepqvez9lrp09g8w7gkv42y4yr5p6826cu28ydrhrujv862yf4njmqyyjr4pjs",
"cosmospub1addwnpepq06hw3enfrtmq8n67teytcmtnrgcr0yntmyt25kdukfjkerdc7lqg32rcz7",
"cosmospub1addwnpepqg3trf2gd0s2940nckrxherwqhgmm6xd5h4pcnrh4x7y35h6yafmcpk5qns",
"cosmospub1addwnpepqdm6rjpx6wsref8wjn7ym6ntejet430j4szpngfgc20caz83lu545vuv8hp",
"cosmospub1addwnpepqvdhtjzy2wf44dm03jxsketxc07vzqwvt3vawqqtljgsr9s7jvydjmt66ew",
"cosmospub1addwnpepqwystfpyxwcava7v3t7ndps5xzu6s553wxcxzmmnxevlzvwrlqpzz695nw9",
"cosmospub1addwnpepqw970u6gjqkccg9u3rfj99857wupj2z9fqfzy2w7e5dd7xn7kzzgkgqch0r",
}
expectedAddrs := []string{
"cosmos1w34k53py5v5xyluazqpq65agyajavep2rflq6h",
"cosmos19ewxwemt6uahejvwf44u7dh6tq859tkyvarh2q",
"cosmos1a07dzdjgjsntxpp75zg7cgatgq0udh3pcdcxm3",
"cosmos1qvw52lmn9gpvem8welghrkc52m3zczyhlqjsl7",
"cosmos17m78ka80fqkkw2c4ww0v4xm5nsu2drgrlm8mn2",
"cosmos1ferh9ll9c452d2p8k2v7heq084guygkn43up9e",
"cosmos10vf3sxmjg96rqq36axcphzfsl74dsntuehjlw5",
"cosmos1cq83av8cmnar79h0rg7duh9gnr7wkh228a7fxg",
"cosmos1dszhfrt226jy5rsre7e48vw9tgwe90uerfyefa",
"cosmos1734d7qsylzrdt05muhqqtpd90j8mp4y6rzch8l",
}
const numIters = 10
privKeys := make([]tmcrypto.PrivKey, numIters)
// Check with device
for i := uint32(0); i < 10; i++ {
path := *hd.NewFundraiserParams(0, sdk.CoinType, i)
fmt.Printf("Checking keys at %v\n", path)
priv, addr, err := NewPrivKeyLedgerSecp256k1(path, "cosmos")
require.Nil(t, err, "%s", err)
require.NotNil(t, addr)
require.NotNil(t, priv)
addr2 := sdk.AccAddress(priv.PubKey().Address()).String()
require.Equal(t, addr2, addr)
require.Equal(t,
expectedAddrs[i], addr,
"Is your device using test mnemonic: %s ?", tests.TestMnemonic)
// Check other methods
require.NoError(t, priv.(PrivKeyLedgerSecp256k1).ValidateKey())
tmp := priv.(PrivKeyLedgerSecp256k1)
(&tmp).AssertIsPrivKeyInner()
pubKeyAddr, err := sdk.Bech32ifyPubKey(sdk.Bech32PubKeyTypeAccPub, priv.PubKey())
require.NoError(t, err)
require.Equal(t,
expectedPubKeys[i], pubKeyAddr,
"Is your device using test mnemonic: %s ?", tests.TestMnemonic)
// Store and restore
serializedPk := priv.Bytes()
require.NotNil(t, serializedPk)
require.True(t, len(serializedPk) >= 50)
privKeys[i] = priv
}
// Now check equality
for i := 0; i < 10; i++ {
for j := 0; j < 10; j++ {
require.Equal(t, i == j, privKeys[i].Equals(privKeys[j]))
require.Equal(t, i == j, privKeys[j].Equals(privKeys[i]))
}
}
}
func getFakeTx(accountNumber uint32) []byte {
tmp := fmt.Sprintf(
`{"account_number":"%d","chain_id":"1234","fee":{"amount":[{"amount":"150","denom":"atom"}],"gas":"5000"},"memo":"memo","msgs":[[""]],"sequence":"6"}`,
accountNumber)
return []byte(tmp)
}
func TestSignaturesHD(t *testing.T) {
for account := uint32(0); account < 100; account += 30 {
msg := getFakeTx(account)
path := *hd.NewFundraiserParams(account, sdk.CoinType, account/5)
fmt.Printf("Checking signature at %v --- PLEASE REVIEW AND ACCEPT IN THE DEVICE\n", path)
priv, err := NewPrivKeyLedgerSecp256k1Unsafe(path)
require.Nil(t, err, "%s", err)
pub := priv.PubKey()
sig, err := priv.Sign(msg)
require.Nil(t, err)
valid := pub.VerifyBytes(msg, sig)
require.True(t, valid, "Is your device using test mnemonic: %s ?", tests.TestMnemonic)
}
}
func TestRealLedgerSecp256k1(t *testing.T) {
msg := getFakeTx(50)
path := *hd.NewFundraiserParams(0, sdk.CoinType, 0)
priv, err := NewPrivKeyLedgerSecp256k1Unsafe(path)
require.Nil(t, err, "%s", err)
pub := priv.PubKey()
sig, err := priv.Sign(msg)
require.Nil(t, err)
valid := pub.VerifyBytes(msg, sig)
require.True(t, valid)
// now, let's serialize the public key and make sure it still works
bs := priv.PubKey().Bytes()
pub2, err := cryptoAmino.PubKeyFromBytes(bs)
require.Nil(t, err, "%+v", err)
// make sure we get the same pubkey when we load from disk
require.Equal(t, pub, pub2)
// signing with the loaded key should match the original pubkey
sig, err = priv.Sign(msg)
require.Nil(t, err)
valid = pub.VerifyBytes(msg, sig)
require.True(t, valid)
// make sure pubkeys serialize properly as well
bs = pub.Bytes()
bpub, err := cryptoAmino.PubKeyFromBytes(bs)
require.NoError(t, err)
require.Equal(t, pub, bpub)
}