add_cosigner_seed

gui/qt/installwizard.py

@@ -501,19 +501,19 @@ class InstallWizard(QDialog):
                 else:
                     password = None
 
+                if Wallet.is_seed(text2) and Wallet.is_xpub(text1):
+                    c = text1
+                    text1 = text2
+                    text2 = c
+
                 if Wallet.is_seed(text1):
                     wallet.add_seed(text1, password)
-                    if Wallet.is_seed(text2):
-                        wallet.add_cold_seed(text2, password)
-                    else:
-                        wallet.add_master_public_key("x2/", text2)
-                else:
-                    assert Wallet.is_xpub(text1)
-                    if Wallet.is_seed(text2):
-                        wallet.add_seed(text2, password)
-                        wallet.add_master_public_key("x2/", text1)
                 else:
                     wallet.add_master_public_key("x1/", text1)
+
+                if Wallet.is_seed(text2):
+                    wallet.add_cosigner_seed(text2, "x2/", password)
+                elif Wallet.is_xpub(text2):
                     wallet.add_master_public_key("x2/", text2)
 
                 wallet.create_main_account(password)
@@ -530,21 +530,31 @@ class InstallWizard(QDialog):
                 else:
                     password = None
 
+                if Wallet.is_xpub(text1) and Wallet.is_seed(text2):
+                    temp = text1
+                    text1 = text2
+                    text2 = temp
+
+                if Wallet.is_xpub(text1) and Wallet.is_seed(text3):
+                    temp = text1
+                    text1 = text3
+                    text3 = temp
+
                 if Wallet.is_seed(text1):
                     wallet.add_seed(text1, password)
-                    if Wallet.is_seed(text2):
-                        wallet.add_cold_seed(text2, password)
                 else:
-                        wallet.add_master_public_key("x2/", text2)
+                    wallet.add_master_public_key("x1/", text1)
 
-                elif Wallet.is_xpub(text1):
                 if Wallet.is_seed(text2):
-                        wallet.add_seed(text2, password)
-                        wallet.add_master_public_key("x2/", text1)
-                    else:
-                        wallet.add_master_public_key("x1/", text1)
+                    wallet.add_cosigner_seed(text2, "x2/", password)
+                elif Wallet.is_xpub(text2):
                     wallet.add_master_public_key("x2/", text2)
 
+                if Wallet.is_seed(text3):
+                    wallet.add_cosigner_seed(text3, "x3/", password)
+                elif Wallet.is_xpub(text3):
+                    wallet.add_master_public_key("x3/", text2)
+
                 wallet.create_main_account(password)
 
             else:

lib/wallet.py

@@ -1457,6 +1457,14 @@ class Wallet_2of2(BIP39_Wallet):
         if not self.accounts:
             return 'create_accounts'
 
+    def add_cosigner_seed(self, seed, name, password):
+        # we don't store the seed, only the master xpriv
+        xprv, xpub = bip32_root(seed)
+        xprv, xpub = bip32_private_derivation(xprv, "m/", self.root_derivation)
+        self.add_master_public_key(name, xpub)
+        self.add_master_private_key(name, xprv, password)
+
+
 
 class Wallet_2of3(Wallet_2of2):
     # multisig 2 of 3