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-keys/cryptostore" "github.com/tendermint/go-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(), ) 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(), ) 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) } // 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 // }