cerc-io/plugeth
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ethapi: don't crash when keystore-specific methods are called but external signer used (#21279)

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* console: prevent importRawKey from getting into CLI history

* internal/ethapi: error on keystore-methods when no keystore is present
This commit is contained in:
Martin Holst Swende 2020-07-02 10:00:18 +02:00 committed by GitHub
parent 7451fc637d
commit 04c4e50d72
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 26 additions and 7 deletions
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3
console/console.go
View File

@ -39,7 +39,8 @@ import (
)
var (
passwordRegexp = regexp.MustCompile(`personal.[nus]`)
// u: unlock, s: signXX, sendXX, n: newAccount, i: importXX
passwordRegexp = regexp.MustCompile(`personal.[nusi]`)
onlyWhitespace = regexp.MustCompile(`^\s*$`)
exit = regexp.MustCompile(`^\s*exit\s*;*\s*$`)
)

30
internal/ethapi/api.go
View File

@ -277,7 +277,11 @@ func (s *PrivateAccountAPI) DeriveAccount(url string, path string, pin *bool) (a
// NewAccount will create a new account and returns the address for the new account.
func (s *PrivateAccountAPI) NewAccount(password string) (common.Address, error) {
acc, err := fetchKeystore(s.am).NewAccount(password)
ks, err := fetchKeystore(s.am)
if err != nil {
return common.Address{}, err
}
acc, err := ks.NewAccount(password)
if err == nil {
log.Info("Your new key was generated", "address", acc.Address)
log.Warn("Please backup your key file!", "path", acc.URL.Path)
@ -288,8 +292,11 @@ func (s *PrivateAccountAPI) NewAccount(password string) (common.Address, error)
}
// fetchKeystore retrieves the encrypted keystore from the account manager.
func fetchKeystore(am *accounts.Manager) *keystore.KeyStore {
return am.Backends(keystore.KeyStoreType)[0].(*keystore.KeyStore)
func fetchKeystore(am *accounts.Manager) (*keystore.KeyStore, error) {
if ks := am.Backends(keystore.KeyStoreType); len(ks) > 0 {
return ks[0].(*keystore.KeyStore), nil
}
return nil, errors.New("local keystore not used")
}
// ImportRawKey stores the given hex encoded ECDSA key into the key directory,
@ -299,7 +306,11 @@ func (s *PrivateAccountAPI) ImportRawKey(privkey string, password string) (commo
if err != nil {
return common.Address{}, err
}
acc, err := fetchKeystore(s.am).ImportECDSA(key, password)
ks, err := fetchKeystore(s.am)
if err != nil {
return common.Address{}, err
}
acc, err := ks.ImportECDSA(key, password)
return acc.Address, err
}
@ -323,7 +334,11 @@ func (s *PrivateAccountAPI) UnlockAccount(ctx context.Context, addr common.Addre
} else {
d = time.Duration(*duration) * time.Second
}
err := fetchKeystore(s.am).TimedUnlock(accounts.Account{Address: addr}, password, d)
ks, err := fetchKeystore(s.am)
if err != nil {
return false, err
}
err = ks.TimedUnlock(accounts.Account{Address: addr}, password, d)
if err != nil {
log.Warn("Failed account unlock attempt", "address", addr, "err", err)
}
@ -332,7 +347,10 @@ func (s *PrivateAccountAPI) UnlockAccount(ctx context.Context, addr common.Addre
// LockAccount will lock the account associated with the given address when it's unlocked.
func (s *PrivateAccountAPI) LockAccount(addr common.Address) bool {
return fetchKeystore(s.am).Lock(addr) == nil
if ks, err := fetchKeystore(s.am); err == nil {
return ks.Lock(addr) == nil
}
return false
}
// signTransaction sets defaults and signs the given transaction