fix account ordering

* chronological order of creation
* new naming scheme keystore/UTC--<created_at UTC ISO8601>-<address hex>
* KeyStore2 -> KeyStore
* backward compatibility
* refactor keyStore methods
This commit is contained in:
zelig 2015-07-02 22:58:00 +01:00
parent a4df9d74ea
commit fc17a527bc
6 changed files with 105 additions and 81 deletions

View File

@ -26,7 +26,7 @@ This abstracts part of a user's interaction with an account she controls.
It's not an abstraction of core Ethereum accounts data type / logic -
for that see the core processing code of blocks / txs.
Currently this is pretty much a passthrough to the KeyStore2 interface,
Currently this is pretty much a passthrough to the KeyStore interface,
and accounts persistence is derived from stored keys' addresses
*/
@ -54,7 +54,7 @@ type Account struct {
}
type Manager struct {
keyStore crypto.KeyStore2
keyStore crypto.KeyStore
unlocked map[common.Address]*unlocked
mutex sync.RWMutex
}
@ -64,7 +64,7 @@ type unlocked struct {
abort chan struct{}
}
func NewManager(keyStore crypto.KeyStore2) *Manager {
func NewManager(keyStore crypto.KeyStore) *Manager {
return &Manager{
keyStore: keyStore,
unlocked: make(map[common.Address]*unlocked),

View File

@ -98,10 +98,11 @@ func TestOverrideUnlock(t *testing.T) {
if err != ErrLocked {
t.Fatal("Signing should've failed with ErrLocked timeout expired, got ", err)
}
}
func tmpKeyStore(t *testing.T, new func(string) crypto.KeyStore2) (string, crypto.KeyStore2) {
//
func tmpKeyStore(t *testing.T, new func(string) crypto.KeyStore) (string, crypto.KeyStore) {
d, err := ioutil.TempDir("", "eth-keystore-test")
if err != nil {
t.Fatal(err)

View File

@ -9,7 +9,6 @@ import (
"runtime"
"strconv"
"testing"
"time"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/common"
@ -128,6 +127,7 @@ func TestNodeInfo(t *testing.T) {
}
defer ethereum.Stop()
defer os.RemoveAll(tmp)
want := `{"DiscPort":0,"IP":"0.0.0.0","ListenAddr":"","Name":"test","NodeID":"4cb2fc32924e94277bf94b5e4c983beedb2eabd5a0bc941db32202735c6625d020ca14a5963d1738af43b6ac0a711d61b1a06de931a499fe2aa0b1a132a902b5","NodeUrl":"enode://4cb2fc32924e94277bf94b5e4c983beedb2eabd5a0bc941db32202735c6625d020ca14a5963d1738af43b6ac0a711d61b1a06de931a499fe2aa0b1a132a902b5@0.0.0.0:0","TCPPort":0,"Td":"131072"}`
checkEvalJSON(t, repl, `admin.nodeInfo`, want)
}

View File

@ -209,7 +209,7 @@ func ImportBlockTestKey(privKeyBytes []byte) error {
}
// creates a Key and stores that in the given KeyStore by decrypting a presale key JSON
func ImportPreSaleKey(keyStore KeyStore2, keyJSON []byte, password string) (*Key, error) {
func ImportPreSaleKey(keyStore KeyStore, keyJSON []byte, password string) (*Key, error) {
key, err := decryptPreSaleKey(keyJSON, password)
if err != nil {
return nil, err

View File

@ -41,8 +41,6 @@ import (
"errors"
"fmt"
"io"
"os"
"path/filepath"
"reflect"
"code.google.com/p/go-uuid/uuid"
@ -65,7 +63,7 @@ type keyStorePassphrase struct {
keysDirPath string
}
func NewKeyStorePassphrase(path string) KeyStore2 {
func NewKeyStorePassphrase(path string) KeyStore {
return &keyStorePassphrase{path}
}
@ -74,7 +72,7 @@ func (ks keyStorePassphrase) GenerateNewKey(rand io.Reader, auth string) (key *K
}
func (ks keyStorePassphrase) GetKey(keyAddr common.Address, auth string) (key *Key, err error) {
keyBytes, keyId, err := DecryptKeyFromFile(ks, keyAddr, auth)
keyBytes, keyId, err := decryptKeyFromFile(ks, keyAddr, auth)
if err != nil {
return nil, err
}
@ -87,7 +85,7 @@ func (ks keyStorePassphrase) GetKey(keyAddr common.Address, auth string) (key *K
}
func (ks keyStorePassphrase) GetKeyAddresses() (addresses []common.Address, err error) {
return GetKeyAddresses(ks.keysDirPath)
return getKeyAddresses(ks.keysDirPath)
}
func (ks keyStorePassphrase) StoreKey(key *Key, auth string) (err error) {
@ -139,42 +137,40 @@ func (ks keyStorePassphrase) StoreKey(key *Key, auth string) (err error) {
return err
}
return WriteKeyFile(key.Address, ks.keysDirPath, keyJSON)
return writeKeyFile(key.Address, ks.keysDirPath, keyJSON)
}
func (ks keyStorePassphrase) DeleteKey(keyAddr common.Address, auth string) (err error) {
// only delete if correct passphrase is given
_, _, err = DecryptKeyFromFile(ks, keyAddr, auth)
_, _, err = decryptKeyFromFile(ks, keyAddr, auth)
if err != nil {
return err
}
keyDirPath := filepath.Join(ks.keysDirPath, hex.EncodeToString(keyAddr[:]))
return os.RemoveAll(keyDirPath)
return deleteKey(ks.keysDirPath, keyAddr)
}
func DecryptKeyFromFile(ks keyStorePassphrase, keyAddr common.Address, auth string) (keyBytes []byte, keyId []byte, err error) {
fileContent, err := GetKeyFile(ks.keysDirPath, keyAddr)
if err != nil {
return nil, nil, err
}
func decryptKeyFromFile(ks keyStorePassphrase, keyAddr common.Address, auth string) (keyBytes []byte, keyId []byte, err error) {
m := make(map[string]interface{})
err = json.Unmarshal(fileContent, &m)
err = getKey(ks.keysDirPath, keyAddr, &m)
if err != nil {
fmt.Printf("get key error: %v\n", err)
return
}
v := reflect.ValueOf(m["version"])
if v.Kind() == reflect.String && v.String() == "1" {
k := new(encryptedKeyJSONV1)
err := json.Unmarshal(fileContent, k)
getKey(ks.keysDirPath, keyAddr, &k)
if err != nil {
return nil, nil, err
return
}
return decryptKeyV1(k, auth)
} else {
k := new(encryptedKeyJSONV3)
err := json.Unmarshal(fileContent, k)
getKey(ks.keysDirPath, keyAddr, &k)
if err != nil {
return nil, nil, err
return
}
return decryptKeyV3(k, auth)
}

View File

@ -31,18 +31,15 @@ import (
"io/ioutil"
"os"
"path/filepath"
"sort"
"syscall"
"time"
"github.com/ethereum/go-ethereum/common"
)
// TODO: rename to KeyStore when replacing existing KeyStore
type KeyStore2 interface {
type KeyStore interface {
// create new key using io.Reader entropy source and optionally using auth string
GenerateNewKey(io.Reader, string) (*Key, error)
GetKey(common.Address, string) (*Key, error) // key from addr and auth string
GetKey(common.Address, string) (*Key, error) // get key from addr and auth string
GetKeyAddresses() ([]common.Address, error) // get all addresses
StoreKey(*Key, string) error // store key optionally using auth string
DeleteKey(common.Address, string) error // delete key by addr and auth string
@ -52,7 +49,7 @@ type keyStorePlain struct {
keysDirPath string
}
func NewKeyStorePlain(path string) KeyStore2 {
func NewKeyStorePlain(path string) KeyStore {
return &keyStorePlain{path}
}
@ -60,7 +57,7 @@ func (ks keyStorePlain) GenerateNewKey(rand io.Reader, auth string) (key *Key, e
return GenerateNewKeyDefault(ks, rand, auth)
}
func GenerateNewKeyDefault(ks KeyStore2, rand io.Reader, auth string) (key *Key, err error) {
func GenerateNewKeyDefault(ks KeyStore, rand io.Reader, auth string) (key *Key, err error) {
defer func() {
if r := recover(); r != nil {
err = fmt.Errorf("GenerateNewKey error: %v", r)
@ -72,81 +69,111 @@ func GenerateNewKeyDefault(ks KeyStore2, rand io.Reader, auth string) (key *Key,
}
func (ks keyStorePlain) GetKey(keyAddr common.Address, auth string) (key *Key, err error) {
fileContent, err := GetKeyFile(ks.keysDirPath, keyAddr)
if err != nil {
return nil, err
}
key = new(Key)
err = json.Unmarshal(fileContent, key)
return key, err
err = getKey(ks.keysDirPath, keyAddr, key)
return
}
func getKey(keysDirPath string, keyAddr common.Address, content interface{}) (err error) {
fileContent, err := getKeyFile(keysDirPath, keyAddr)
if err != nil {
return
}
return json.Unmarshal(fileContent, content)
}
func (ks keyStorePlain) GetKeyAddresses() (addresses []common.Address, err error) {
return GetKeyAddresses(ks.keysDirPath)
return getKeyAddresses(ks.keysDirPath)
}
func (ks keyStorePlain) StoreKey(key *Key, auth string) (err error) {
keyJSON, err := json.Marshal(key)
if err != nil {
return err
return
}
err = WriteKeyFile(key.Address, ks.keysDirPath, keyJSON)
return err
err = writeKeyFile(key.Address, ks.keysDirPath, keyJSON)
return
}
func (ks keyStorePlain) DeleteKey(keyAddr common.Address, auth string) (err error) {
keyDirPath := filepath.Join(ks.keysDirPath, keyAddr.Hex())
err = os.RemoveAll(keyDirPath)
return err
return deleteKey(ks.keysDirPath, keyAddr)
}
func GetKeyFile(keysDirPath string, keyAddr common.Address) (fileContent []byte, err error) {
fileName := hex.EncodeToString(keyAddr[:])
return ioutil.ReadFile(filepath.Join(keysDirPath, fileName, fileName))
func deleteKey(keysDirPath string, keyAddr common.Address) (err error) {
var keyFilePath string
keyFilePath, err = getKeyFilePath(keysDirPath, keyAddr)
if err == nil {
err = os.Remove(keyFilePath)
}
return
}
func WriteKeyFile(addr common.Address, keysDirPath string, content []byte) (err error) {
addrHex := hex.EncodeToString(addr[:])
keyDirPath := filepath.Join(keysDirPath, addrHex)
keyFilePath := filepath.Join(keyDirPath, addrHex)
err = os.MkdirAll(keyDirPath, 0700) // read, write and dir search for user
func getKeyFilePath(keysDirPath string, keyAddr common.Address) (keyFilePath string, err error) {
addrHex := hex.EncodeToString(keyAddr[:])
matches, err := filepath.Glob(filepath.Join(keysDirPath, fmt.Sprintf("*--%s", addrHex)))
if len(matches) > 0 {
if err == nil {
keyFilePath = matches[len(matches)-1]
}
return
}
keyFilePath = filepath.Join(keysDirPath, addrHex, addrHex)
_, err = os.Stat(keyFilePath)
return
}
func getKeyFile(keysDirPath string, keyAddr common.Address) (fileContent []byte, err error) {
var keyFilePath string
keyFilePath, err = getKeyFilePath(keysDirPath, keyAddr)
if err == nil {
fileContent, err = ioutil.ReadFile(keyFilePath)
}
return
}
func writeKeyFile(addr common.Address, keysDirPath string, content []byte) (err error) {
filename := keyFileName(addr)
// read, write and dir search for user
err = os.MkdirAll(keysDirPath, 0700)
if err != nil {
return err
}
return ioutil.WriteFile(keyFilePath, content, 0600) // read, write for user
// read, write for user
return ioutil.WriteFile(filepath.Join(keysDirPath, filename), content, 0600)
}
func GetKeyAddresses(keysDirPath string) (addresses []common.Address, err error) {
// keyFilePath implements the naming convention for keyfiles:
// UTC--<created_at UTC ISO8601>-<address hex>
func keyFileName(keyAddr common.Address) string {
ts := time.Now().UTC()
return fmt.Sprintf("UTC--%s--%s", toISO8601(ts), hex.EncodeToString(keyAddr[:]))
}
func toISO8601(t time.Time) string {
var tz string
name, offset := t.Zone()
if name == "UTC" {
tz = "Z"
} else {
tz = fmt.Sprintf("%03d00", offset/3600)
}
return fmt.Sprintf("%04d-%02d-%02dT%02d:%02d:%02d.%09d%s", t.Year(), t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second(), t.Nanosecond(), tz)
}
func getKeyAddresses(keysDirPath string) (addresses []common.Address, err error) {
fileInfos, err := ioutil.ReadDir(keysDirPath)
if err != nil {
return nil, err
}
var kfis keyFileInfos
for _, fileInfo := range fileInfos {
stat := fileInfo.Sys().(*syscall.Stat_t)
ctime := time.Unix(int64(stat.Ctimespec.Sec), int64(stat.Ctimespec.Nsec))
kfis = append(kfis, keyFileInfo{fileInfo.Name(), ctime})
}
sort.Sort(kfis)
for _, kfi := range kfis {
address, err := hex.DecodeString(kfi.name)
if err != nil {
continue
}
filename := fileInfo.Name()
if len(filename) >= 40 {
addr := filename[len(filename)-40 : len(filename)]
address, err := hex.DecodeString(addr)
if err == nil {
addresses = append(addresses, common.BytesToAddress(address))
}
}
}
return addresses, err
}
type keyFileInfo struct {
name string
ctime time.Time
}
type keyFileInfos []keyFileInfo
func (a keyFileInfos) Len() int { return len(a) }
func (a keyFileInfos) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
func (a keyFileInfos) Less(i, j int) bool {
return a[i].ctime.Before(a[j].ctime)
}