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48 lines
1.2 KiB
48 lines
1.2 KiB
package keystore
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import (
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"fmt"
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"sync"
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"github.com/harmony-one/harmony/accounts"
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"github.com/harmony-one/harmony/accounts/keystore"
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"github.com/harmony-one/harmony/core/types"
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)
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var (
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// DefaultKeyStoreDir is the default directory of the keystore
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DefaultKeyStoreDir = ".hmy/keystore"
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onceForKeyStore sync.Once
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scryptN = keystore.StandardScryptN
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scryptP = keystore.StandardScryptP
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hmyKeystore *keystore.KeyStore
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hmyPass string
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)
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// GetHmyKeyStore returns the only keystore of the node
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func GetHmyKeyStore() *keystore.KeyStore {
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onceForKeyStore.Do(func() {
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hmyKeystore = keystore.NewKeyStore(DefaultKeyStoreDir, scryptN, scryptP)
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})
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return hmyKeystore
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}
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// SetHmyPass set the passphrase
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func SetHmyPass(pass string) {
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hmyPass = pass
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}
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// Unlock unlocks the account using passphrase
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func Unlock(account accounts.Account) {
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if hmyKeystore != nil {
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hmyKeystore.Unlock(account, hmyPass)
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}
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}
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// SignTx signs transaction using account key
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func SignTx(account accounts.Account, tx *types.Transaction) (*types.Transaction, error) {
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if hmyKeystore != nil {
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return hmyKeystore.SignTx(account, tx, nil)
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}
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return tx, fmt.Errorf("un-initialized keystore")
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}
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