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-rw-r--r--console/bridge.go38
1 files changed, 38 insertions, 0 deletions
diff --git a/console/bridge.go b/console/bridge.go
index 22ed7192b..24a777d78 100644
--- a/console/bridge.go
+++ b/console/bridge.go
@@ -126,6 +126,44 @@ func (b *bridge) UnlockAccount(call otto.FunctionCall) (response otto.Value) {
return val
}
+// Sign is a wrapper around the personal.sign RPC method that uses a non-echoing password
+// prompt to aquire the passphrase and executes the original RPC method (saved in
+// jeth.sign) with it to actually execute the RPC call.
+func (b *bridge) Sign(call otto.FunctionCall) (response otto.Value) {
+ var (
+ message = call.Argument(0)
+ account = call.Argument(1)
+ passwd = call.Argument(2)
+ )
+
+ if !message.IsString() {
+ throwJSException("first argument must be the message to sign")
+ }
+ if !account.IsString() {
+ throwJSException("second argument must be the account to sign with")
+ }
+
+ // if the password is not given or null ask the user and ensure password is a string
+ if passwd.IsUndefined() || passwd.IsNull() {
+ fmt.Fprintf(b.printer, "Give password for account %s\n", account)
+ if input, err := b.prompter.PromptPassword("Passphrase: "); err != nil {
+ throwJSException(err.Error())
+ } else {
+ passwd, _ = otto.ToValue(input)
+ }
+ }
+ if !passwd.IsString() {
+ throwJSException("third argument must be the password to unlock the account")
+ }
+
+ // Send the request to the backend and return
+ val, err := call.Otto.Call("jeth.sign", nil, message, account, passwd)
+ if err != nil {
+ throwJSException(err.Error())
+ }
+ return val
+}
+
// Sleep will block the console for the specified number of seconds.
func (b *bridge) Sleep(call otto.FunctionCall) (response otto.Value) {
if call.Argument(0).IsNumber() {