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cmd/swarm: add --password (#3748)

This commit is contained in:
Victor Farazdagi 2017-04-12 03:03:42 +03:00 committed by Felix Lange
parent 9de257505b
commit dd37064a15
1 changed files with 18 additions and 6 deletions
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24
cmd/swarm/main.go
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@ -237,6 +237,7 @@ Cleans database of corrupted entries.
utils.IPCDisabledFlag,
utils.IPCApiFlag,
utils.IPCPathFlag,
utils.PasswordFileFlag,
// bzzd-specific flags
CorsStringFlag,
EthAPIFlag,
@ -368,10 +369,10 @@ func getAccount(ctx *cli.Context, stack *node.Node) *ecdsa.PrivateKey {
am := stack.AccountManager()
ks := am.Backends(keystore.KeyStoreType)[0].(*keystore.KeyStore)
return decryptStoreAccount(ks, keyid)
return decryptStoreAccount(ks, keyid, utils.MakePasswordList(ctx))
}
func decryptStoreAccount(ks *keystore.KeyStore, account string) *ecdsa.PrivateKey {
func decryptStoreAccount(ks *keystore.KeyStore, account string, passwords []string) *ecdsa.PrivateKey {
var a accounts.Account
var err error
if common.IsHexAddress(account) {
@ -392,9 +393,9 @@ func decryptStoreAccount(ks *keystore.KeyStore, account string) *ecdsa.PrivateKe
if err != nil {
utils.Fatalf("Can't load swarm account key: %v", err)
}
for i := 1; i <= 3; i++ {
passphrase := promptPassphrase(fmt.Sprintf("Unlocking swarm account %s [%d/3]", a.Address.Hex(), i))
key, err := keystore.DecryptKey(keyjson, passphrase)
for i := 0; i < 3; i++ {
password := getPassPhrase(fmt.Sprintf("Unlocking swarm account %s [%d/3]", a.Address.Hex(), i+1), i, passwords)
key, err := keystore.DecryptKey(keyjson, password)
if err == nil {
return key.PrivateKey
}
@ -403,7 +404,18 @@ func decryptStoreAccount(ks *keystore.KeyStore, account string) *ecdsa.PrivateKe
return nil
}
func promptPassphrase(prompt string) string {
// getPassPhrase retrieves the password associated with bzz account, either by fetching
// from a list of pre-loaded passwords, or by requesting it interactively from user.
func getPassPhrase(prompt string, i int, passwords []string) string {
// non-interactive
if len(passwords) > 0 {
if i < len(passwords) {
return passwords[i]
}
return passwords[len(passwords)-1]
}
// fallback to interactive mode
if prompt != "" {
fmt.Println(prompt)
}