381 lines
9.4 KiB
Go
381 lines
9.4 KiB
Go
package keys_test
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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dbm "github.com/tendermint/tmlibs/db"
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"github.com/tendermint/go-crypto"
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"github.com/tendermint/go-crypto/keys"
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"github.com/tendermint/go-crypto/keys/words"
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)
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// TestKeyManagement makes sure we can manipulate these keys well
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func TestKeyManagement(t *testing.T) {
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// make the storage with reasonable defaults
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cstore := keys.New(
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dbm.NewMemDB(),
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words.MustLoadCodec("english"),
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)
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algo := keys.AlgoEd25519
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n1, n2, n3 := "personal", "business", "other"
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p1, p2 := "1234", "really-secure!@#$"
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// Check empty state
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l, err := cstore.List()
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require.Nil(t, err)
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assert.Empty(t, l)
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// create some keys
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_, err = cstore.Get(n1)
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assert.NotNil(t, err)
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i, _, err := cstore.Create(n1, p1, algo)
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require.Equal(t, n1, i.Name)
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require.Nil(t, err)
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_, _, err = cstore.Create(n2, p2, algo)
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require.Nil(t, err)
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// we can get these keys
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i2, err := cstore.Get(n2)
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assert.Nil(t, err)
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_, err = cstore.Get(n3)
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assert.NotNil(t, err)
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// list shows them in order
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keyS, err := cstore.List()
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require.Nil(t, err)
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require.Equal(t, 2, len(keyS))
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// note these are in alphabetical order
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assert.Equal(t, n2, keyS[0].Name)
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assert.Equal(t, n1, keyS[1].Name)
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assert.Equal(t, i2.PubKey, keyS[0].PubKey)
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// deleting a key removes it
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err = cstore.Delete("bad name", "foo")
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require.NotNil(t, err)
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err = cstore.Delete(n1, p1)
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require.Nil(t, err)
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keyS, err = cstore.List()
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require.Nil(t, err)
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assert.Equal(t, 1, len(keyS))
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_, err = cstore.Get(n1)
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assert.NotNil(t, err)
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// make sure that it only signs with the right password
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// tx := mock.NewSig([]byte("mytransactiondata"))
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// err = cstore.Sign(n2, p1, tx)
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// assert.NotNil(t, err)
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// err = cstore.Sign(n2, p2, tx)
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// assert.Nil(t, err, "%+v", err)
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// sigs, err := tx.Signers()
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// assert.Nil(t, err, "%+v", err)
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// if assert.Equal(t, 1, len(sigs)) {
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// assert.Equal(t, i2.PubKey, sigs[0])
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// }
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}
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// TestSignVerify does some detailed checks on how we sign and validate
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// signatures
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func TestSignVerify(t *testing.T) {
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// make the storage with reasonable defaults
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cstore := keys.New(
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dbm.NewMemDB(),
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words.MustLoadCodec("english"),
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)
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algo := keys.AlgoSecp256k1
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n1, n2 := "some dude", "a dudette"
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p1, p2 := "1234", "foobar"
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// create two users and get their info
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i1, _, err := cstore.Create(n1, p1, algo)
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require.Nil(t, err)
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i2, _, err := cstore.Create(n2, p2, algo)
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require.Nil(t, err)
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// let's try to sign some messages
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d1 := []byte("my first message")
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d2 := []byte("some other important info!")
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// try signing both data with both keys...
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s11, pub1, err := cstore.Sign(n1, p1, d1)
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require.Nil(t, err)
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require.Equal(t, i1.PubKey, pub1)
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s12, pub1, err := cstore.Sign(n1, p1, d2)
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require.Nil(t, err)
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require.Equal(t, i1.PubKey, pub1)
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s21, pub2, err := cstore.Sign(n2, p2, d1)
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require.Nil(t, err)
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require.Equal(t, i2.PubKey, pub2)
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s22, pub2, err := cstore.Sign(n2, p2, d2)
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require.Nil(t, err)
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require.Equal(t, i2.PubKey, pub2)
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// let's try to validate and make sure it only works when everything is proper
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cases := []struct {
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key crypto.PubKey
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data []byte
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sig crypto.Signature
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valid bool
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}{
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// proper matches
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{i1.PubKey, d1, s11, true},
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// change data, pubkey, or signature leads to fail
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{i1.PubKey, d2, s11, false},
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{i2.PubKey, d1, s11, false},
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{i1.PubKey, d1, s21, false},
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// make sure other successes
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{i1.PubKey, d2, s12, true},
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{i2.PubKey, d1, s21, true},
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{i2.PubKey, d2, s22, true},
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}
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for i, tc := range cases {
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valid := tc.key.VerifyBytes(tc.data, tc.sig)
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assert.Equal(t, tc.valid, valid, "%d", i)
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}
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}
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/*
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// TestSignWithLedger makes sure we have ledger compatibility with
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// the crypto store.
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//
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// This test will only succeed with a ledger attached to the computer
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// and the cosmos app open
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func TestSignWithLedger(t *testing.T) {
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if os.Getenv("WITH_LEDGER") == "" {
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t.Skip("Set WITH_LEDGER to run code on real ledger")
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}
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// make the storage with reasonable defaults
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cstore := keys.New(
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dbm.NewMemDB(),
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words.MustLoadCodec("english"),
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)
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n := "nano-s"
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p := "hard2hack"
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// create a nano user
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c, _, err := cstore.Create(n, p, nano.KeyLedgerEd25519)
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require.Nil(t, err, "%+v", err)
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assert.Equal(t, c.Key, n)
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_, ok := c.PubKey.Unwrap().(nano.PubKeyLedgerEd25519)
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require.True(t, ok)
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// make sure we can get it back
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info, err := cstore.Get(n)
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require.Nil(t, err, "%+v", err)
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assert.Equal(t, info.Key, n)
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key := info.PubKey
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require.False(t ,key.Empty())
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require.True(t, key.Equals(c.PubKey))
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// let's try to sign some messages
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d1 := []byte("welcome to cosmos")
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d2 := []byte("please turn on the app")
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// try signing both data with the ledger...
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s1, pub, err := cstore.Sign(n, p, d1)
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require.Nil(t, err)
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require.Equal(t, info.PubKey, pub)
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s2, pub, err := cstore.Sign(n, p, d2)
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require.Nil(t, err)
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require.Equal(t, info.PubKey, pub)
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// now, let's check those signatures work
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assert.True(t, key.VerifyBytes(d1, s1))
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assert.True(t, key.VerifyBytes(d2, s2))
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// and mismatched signatures don't
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assert.False(t, key.VerifyBytes(d1, s2))
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}
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*/
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func assertPassword(t *testing.T, cstore keys.Keybase, name, pass, badpass string) {
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err := cstore.Update(name, badpass, pass)
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assert.NotNil(t, err)
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err = cstore.Update(name, pass, pass)
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assert.Nil(t, err, "%+v", err)
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}
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// TestExportImport tests exporting and importing keys.
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func TestExportImport(t *testing.T) {
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// make the storage with reasonable defaults
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db := dbm.NewMemDB()
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cstore := keys.New(
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db,
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words.MustLoadCodec("english"),
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)
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info, _, err := cstore.Create("john", "passphrase", keys.AlgoEd25519)
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assert.Nil(t, err)
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assert.Equal(t, info.Name, "john")
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addr := info.PubKey.Address()
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john, err := cstore.Get("john")
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assert.Nil(t, err)
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assert.Equal(t, john.Name, "john")
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assert.Equal(t, john.PubKey.Address(), addr)
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armor, err := cstore.Export("john")
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assert.Nil(t, err)
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err = cstore.Import("john2", armor)
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assert.Nil(t, err)
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john2, err := cstore.Get("john2")
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assert.Nil(t, err)
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assert.Equal(t, john.PubKey.Address(), addr)
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assert.Equal(t, john.Name, "john")
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assert.Equal(t, john, john2)
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}
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// TestAdvancedKeyManagement verifies update, import, export functionality
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func TestAdvancedKeyManagement(t *testing.T) {
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// make the storage with reasonable defaults
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cstore := keys.New(
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dbm.NewMemDB(),
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words.MustLoadCodec("english"),
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)
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algo := keys.AlgoSecp256k1
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n1, n2 := "old-name", "new name"
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p1, p2 := "1234", "foobar"
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// make sure key works with initial password
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_, _, err := cstore.Create(n1, p1, algo)
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require.Nil(t, err, "%+v", err)
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assertPassword(t, cstore, n1, p1, p2)
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// update password requires the existing password
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err = cstore.Update(n1, "jkkgkg", p2)
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assert.NotNil(t, err)
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assertPassword(t, cstore, n1, p1, p2)
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// then it changes the password when correct
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err = cstore.Update(n1, p1, p2)
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assert.Nil(t, err)
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// p2 is now the proper one!
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assertPassword(t, cstore, n1, p2, p1)
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// exporting requires the proper name and passphrase
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_, err = cstore.Export(n1 + ".notreal")
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assert.NotNil(t, err)
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_, err = cstore.Export(" " + n1)
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assert.NotNil(t, err)
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_, err = cstore.Export(n1 + " ")
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assert.NotNil(t, err)
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_, err = cstore.Export("")
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assert.NotNil(t, err)
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exported, err := cstore.Export(n1)
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require.Nil(t, err, "%+v", err)
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// import succeeds
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err = cstore.Import(n2, exported)
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assert.Nil(t, err)
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// second import fails
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err = cstore.Import(n2, exported)
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assert.NotNil(t, err)
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}
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// TestSeedPhrase verifies restoring from a seed phrase
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func TestSeedPhrase(t *testing.T) {
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// make the storage with reasonable defaults
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cstore := keys.New(
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dbm.NewMemDB(),
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words.MustLoadCodec("english"),
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)
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algo := keys.AlgoEd25519
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n1, n2 := "lost-key", "found-again"
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p1, p2 := "1234", "foobar"
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// make sure key works with initial password
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info, seed, err := cstore.Create(n1, p1, algo)
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require.Nil(t, err, "%+v", err)
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assert.Equal(t, n1, info.Name)
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assert.NotEmpty(t, seed)
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// now, let us delete this key
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err = cstore.Delete(n1, p1)
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require.Nil(t, err, "%+v", err)
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_, err = cstore.Get(n1)
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require.NotNil(t, err)
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// let us re-create it from the seed-phrase
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newInfo, err := cstore.Recover(n2, p2, seed)
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require.Nil(t, err, "%+v", err)
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assert.Equal(t, n2, newInfo.Name)
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assert.Equal(t, info.Address(), newInfo.Address())
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assert.Equal(t, info.PubKey, newInfo.PubKey)
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}
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func ExampleNew() {
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// Select the encryption and storage for your cryptostore
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cstore := keys.New(
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dbm.NewMemDB(),
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words.MustLoadCodec("english"),
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)
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ed := keys.AlgoEd25519
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sec := keys.AlgoSecp256k1
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// Add keys and see they return in alphabetical order
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bob, _, err := cstore.Create("Bob", "friend", ed)
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if err != nil {
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// this should never happen
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fmt.Println(err)
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} else {
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// return info here just like in List
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fmt.Println(bob.Name)
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}
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cstore.Create("Alice", "secret", sec)
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cstore.Create("Carl", "mitm", ed)
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info, _ := cstore.List()
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for _, i := range info {
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fmt.Println(i.Name)
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}
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// We need to use passphrase to generate a signature
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tx := []byte("deadbeef")
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sig, pub, err := cstore.Sign("Bob", "friend", tx)
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if err != nil {
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fmt.Println("don't accept real passphrase")
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}
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// and we can validate the signature with publically available info
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binfo, _ := cstore.Get("Bob")
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if !binfo.PubKey.Equals(bob.PubKey) {
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fmt.Println("Get and Create return different keys")
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}
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if pub.Equals(binfo.PubKey) {
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fmt.Println("signed by Bob")
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}
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if !pub.VerifyBytes(tx, sig) {
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fmt.Println("invalid signature")
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}
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// Output:
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// Bob
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// Alice
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// Bob
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// Carl
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// signed by Bob
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}
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