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package cryptostore_test
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
crypto "github.com/tendermint/go-crypto"
"github.com/tendermint/go-crypto/keys"
"github.com/tendermint/go-crypto/keys/cryptostore"
"github.com/tendermint/go-crypto/keys/storage/memstorage"
)
// TestKeyManagement makes sure we can manipulate these keys well
func TestKeyManagement(t *testing.T) {
assert, require := assert.New(t), require.New(t)
// make the storage with reasonable defaults
cstore := cryptostore.New(
cryptostore.SecretBox,
memstorage.New(),
keys.MustLoadCodec("english"),
)
algo := crypto.NameEd25519
n1, n2, n3 := "personal", "business", "other"
p1, p2 := "1234", "really-secure!@#$"
// Check empty state
l, err := cstore.List()
require.Nil(err)
assert.Empty(l)
// create some keys
_, err = cstore.Get(n1)
assert.NotNil(err)
i, _, err := cstore.Create(n1, p1, algo)
require.Equal(n1, i.Name)
require.Nil(err)
_, _, err = cstore.Create(n2, p2, algo)
require.Nil(err)
// we can get these keys
i2, err := cstore.Get(n2)
assert.Nil(err)
_, err = cstore.Get(n3)
assert.NotNil(err)
// list shows them in order
keys, err := cstore.List()
require.Nil(err)
require.Equal(2, len(keys))
// note these are in alphabetical order
assert.Equal(n2, keys[0].Name)
assert.Equal(n1, keys[1].Name)
assert.Equal(i2.PubKey, keys[0].PubKey)
// deleting a key removes it
err = cstore.Delete("bad name", "foo")
require.NotNil(err)
err = cstore.Delete(n1, p1)
require.Nil(err)
keys, err = cstore.List()
require.Nil(err)
assert.Equal(1, len(keys))
_, err = cstore.Get(n1)
assert.NotNil(err)
// make sure that it only signs with the right password
// tx := mock.NewSig([]byte("mytransactiondata"))
// err = cstore.Sign(n2, p1, tx)
// assert.NotNil(err)
// err = cstore.Sign(n2, p2, tx)
// assert.Nil(err, "%+v", err)
// sigs, err := tx.Signers()
// assert.Nil(err, "%+v", err)
// if assert.Equal(1, len(sigs)) {
// assert.Equal(i2.PubKey, sigs[0])
// }
}
// TestSignVerify does some detailed checks on how we sign and validate
// signatures
// func TestSignVerify(t *testing.T) {
// assert, require := assert.New(t), require.New(t)
// // make the storage with reasonable defaults
// cstore := cryptostore.New(
// cryptostore.GenSecp256k1,
// cryptostore.SecretBox,
// memstorage.New(),
// )
// n1, n2 := "some dude", "a dudette"
// p1, p2 := "1234", "foobar"
// // create two users and get their info
// err := cstore.Create(n1, p1)
// require.Nil(err)
// i1, err := cstore.Get(n1)
// require.Nil(err)
// err = cstore.Create(n2, p2)
// require.Nil(err)
// i2, err := cstore.Get(n2)
// require.Nil(err)
// // let's try to sign some messages
// d1 := []byte("my first message")
// d2 := []byte("some other important info!")
// // try signing both data with both keys...
// s11, err := cstore.Signature(n1, p1, d1)
// require.Nil(err)
// s12, err := cstore.Signature(n1, p1, d2)
// require.Nil(err)
// s21, err := cstore.Signature(n2, p2, d1)
// require.Nil(err)
// s22, err := cstore.Signature(n2, p2, d2)
// require.Nil(err)
// // let's try to validate and make sure it only works when everything is proper
// keys := [][]byte{i1.PubKey, i2.PubKey}
// data := [][]byte{d1, d2}
// sigs := [][]byte{s11, s12, s21, s22}
// // loop over keys and data
// for k := 0; k < 2; k++ {
// for d := 0; d < 2; d++ {
// // make sure only the proper sig works
// good := 2*k + d
// for s := 0; s < 4; s++ {
// err = cstore.Verify(data[d], sigs[s], keys[k])
// if s == good {
// assert.Nil(err, "%+v", err)
// } else {
// assert.NotNil(err)
// }
// }
// }
// }
// }
func assertPassword(assert *assert.Assertions, cstore cryptostore.Manager, name, pass, badpass string) {
err := cstore.Update(name, badpass, pass)
assert.NotNil(err)
err = cstore.Update(name, pass, pass)
assert.Nil(err, "%+v", err)
}
// TestAdvancedKeyManagement verifies update, import, export functionality
func TestAdvancedKeyManagement(t *testing.T) {
assert, require := assert.New(t), require.New(t)
// make the storage with reasonable defaults
cstore := cryptostore.New(
cryptostore.SecretBox,
memstorage.New(),
keys.MustLoadCodec("english"),
)
algo := crypto.NameSecp256k1
n1, n2 := "old-name", "new name"
p1, p2, p3, pt := "1234", "foobar", "ding booms!", "really-secure!@#$"
// make sure key works with initial password
_, _, err := cstore.Create(n1, p1, algo)
require.Nil(err, "%+v", err)
assertPassword(assert, cstore, n1, p1, p2)
// update password requires the existing password
err = cstore.Update(n1, "jkkgkg", p2)
assert.NotNil(err)
assertPassword(assert, cstore, n1, p1, p2)
// then it changes the password when correct
err = cstore.Update(n1, p1, p2)
assert.Nil(err)
// p2 is now the proper one!
assertPassword(assert, cstore, n1, p2, p1)
// exporting requires the proper name and passphrase
_, err = cstore.Export(n2, p2, pt)
assert.NotNil(err)
_, err = cstore.Export(n1, p1, pt)
assert.NotNil(err)
exported, err := cstore.Export(n1, p2, pt)
require.Nil(err, "%+v", err)
// import fails on bad transfer pass
err = cstore.Import(n2, p3, p2, exported)
assert.NotNil(err)
// import cannot overwrite existing keys
err = cstore.Import(n1, p3, pt, exported)
assert.NotNil(err)
// we can now import under another name
err = cstore.Import(n2, p3, pt, exported)
require.Nil(err, "%+v", err)
// make sure both passwords are now properly set (not to the transfer pass)
assertPassword(assert, cstore, n1, p2, pt)
assertPassword(assert, cstore, n2, p3, pt)
}
// TestSeedPhrase verifies restoring from a seed phrase
func TestSeedPhrase(t *testing.T) {
assert, require := assert.New(t), require.New(t)
// make the storage with reasonable defaults
cstore := cryptostore.New(
cryptostore.SecretBox,
memstorage.New(),
keys.MustLoadCodec("english"),
)
algo := crypto.NameEd25519
n1, n2 := "lost-key", "found-again"
p1, p2 := "1234", "foobar"
// make sure key works with initial password
info, seed, err := cstore.Create(n1, p1, algo)
require.Nil(err, "%+v", err)
assert.Equal(n1, info.Name)
assert.NotEmpty(seed)
// now, let us delete this key
err = cstore.Delete(n1, p1)
require.Nil(err, "%+v", err)
_, err = cstore.Get(n1)
require.NotNil(err)
// let us re-create it from the seed-phrase
newInfo, err := cstore.Recover(n2, p2, seed)
require.Nil(err, "%+v", err)
assert.Equal(n2, newInfo.Name)
assert.Equal(info.Address, newInfo.Address)
assert.Equal(info.PubKey, newInfo.PubKey)
}
// func ExampleStore() {
// // Select the encryption and storage for your cryptostore
// cstore := cryptostore.New(
// cryptostore.GenEd25519,
// cryptostore.SecretBox,
// // Note: use filestorage.New(dir) for real data
// memstorage.New(),
// )
// // Add keys and see they return in alphabetical order
// cstore.Create("Bob", "friend")
// cstore.Create("Alice", "secret")
// cstore.Create("Carl", "mitm")
// info, _ := cstore.List()
// for _, i := range info {
// fmt.Println(i.Name)
// }
// // We need to use passphrase to generate a signature
// tx := mock.NewSig([]byte("deadbeef"))
// err := cstore.Sign("Bob", "friend", tx)
// if err != nil {
// fmt.Println("don't accept real passphrase")
// }
// // and we can validate the signature with publically available info
// binfo, _ := cstore.Get("Bob")
// sigs, err := tx.Signers()
// if err != nil {
// fmt.Println("badly signed")
// } else if bytes.Equal(sigs[0].Bytes(), binfo.PubKey.Bytes()) {
// fmt.Println("signed by Bob")
// } else {
// fmt.Println("signed by someone else")
// }
// // Output:
// // Alice
// // Bob
// // Carl
// // signed by Bob
// }