AaronFiore/electrum
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During wallet creation, do not write seed on disk before it is encrypted

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This commit is contained in:
thomasv
2013-12-13 17:30:34 +01:00
parent 60b6fd399d
commit f045490597
7 changed files with 115 additions and 97 deletions
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102
gui/gtk.py
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@@ -69,7 +69,7 @@ def show_seed_dialog(wallet, password, parent):
show_message("No seed")
return
try:
seed = wallet.get_seed(password)
mnemonic = wallet.get_mnemonic(password)
except Exception:
show_message("Incorrect password")
return
@@ -77,9 +77,8 @@ def show_seed_dialog(wallet, password, parent):
parent = parent,
flags = gtk.DIALOG_MODAL,
buttons = gtk.BUTTONS_OK,
message_format = "Your wallet generation seed is:\n\n" + seed \
+ "\n\nPlease keep it in a safe place; if you lose it, you will not be able to restore your wallet.\n\n" \
+ "Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:\n\n\"" + ' '.join(mnemonic.mn_encode(seed)) + "\"" )
message_format = "Your wallet generation seed is:\n\n" + '"' + mnemonic + '"'\
+ "\n\nPlease keep it in a safe place; if you lose it, you will not be able to restore your wallet.\n\n" )
dialog.set_title("Seed")
dialog.show()
dialog.run()
@@ -404,13 +403,11 @@ def password_dialog(parent):
dialog.destroy()
if result != gtk.RESPONSE_CANCEL: return pw
def change_password_dialog(wallet, parent, icon):
if not wallet.seed:
show_message("No seed")
return
def change_password_dialog(is_encrypted, parent):
if parent:
msg = 'Your wallet is encrypted. Use this dialog to change the password. To disable wallet encryption, enter an empty new password.' if wallet.use_encryption else 'Your wallet keys are not encrypted'
msg = 'Your wallet is encrypted. Use this dialog to change the password. To disable wallet encryption, enter an empty new password.' if is_encrypted else 'Your wallet keys are not encrypted'
else:
msg = "Please choose a password to encrypt your wallet keys"
@@ -421,7 +418,7 @@ def change_password_dialog(wallet, parent, icon):
image.show()
dialog.set_image(image)
if wallet.use_encryption:
if is_encrypted:
current_pw, current_pw_entry = password_line('Current password:')
dialog.vbox.pack_start(current_pw, False, True, 0)
@@ -432,30 +429,22 @@ def change_password_dialog(wallet, parent, icon):
dialog.show()
result = dialog.run()
password = current_pw_entry.get_text() if wallet.use_encryption else None
password = current_pw_entry.get_text() if is_encrypted else None
new_password = password_entry.get_text()
new_password2 = password2_entry.get_text()
dialog.destroy()
if result == gtk.RESPONSE_CANCEL:
return
try:
wallet.get_seed(password)
except Exception:
show_message("Incorrect password")
return
if new_password != new_password2:
show_message("passwords do not match")
return
return change_password_dialog(is_encrypted, parent)
wallet.update_password(password, new_password)
if not new_password:
new_password = None
return True, password, new_password
if icon:
if wallet.use_encryption:
icon.set_tooltip_text('wallet is encrypted')
else:
icon.set_tooltip_text('wallet is unencrypted')
def add_help_button(hbox, message):
@@ -548,16 +537,16 @@ class ElectrumWindow:
prefs_button.show()
self.status_bar.pack_end(prefs_button,False,False)
pw_icon = gtk.Image()
pw_icon.set_from_stock(gtk.STOCK_DIALOG_AUTHENTICATION, gtk.ICON_SIZE_MENU)
pw_icon.set_alignment(0.5, 0.5)
pw_icon.set_size_request(16,16 )
pw_icon.show()
self.pw_icon = gtk.Image()
self.pw_icon.set_from_stock(gtk.STOCK_DIALOG_AUTHENTICATION, gtk.ICON_SIZE_MENU)
self.pw_icon.set_alignment(0.5, 0.5)
self.pw_icon.set_size_request(16,16 )
self.pw_icon.show()
if self.wallet.seed:
password_button = gtk.Button()
password_button.connect("clicked", lambda x: change_password_dialog(self.wallet, self.window, pw_icon))
password_button.add(pw_icon)
password_button.connect("clicked", self.do_update_password)
password_button.add(self.pw_icon)
password_button.set_relief(gtk.RELIEF_NONE)
password_button.show()
self.status_bar.pack_end(password_button,False,False)
@@ -606,6 +595,28 @@ class ElectrumWindow:
def update_callback(self):
self.wallet_updated = True
def do_update_password(self):
if not wallet.seed:
show_message("No seed")
return
res = change_password_dialog(self.wallet.use_encryption, self.window)
if res:
_, password, new_password = res
try:
wallet.get_seed(password)
except Exception:
show_message("Incorrect password")
return
wallet.update_password(password, new_password)
if wallet.use_encryption:
self.pw_icon.set_tooltip_text('wallet is encrypted')
else:
self.pw_icon.set_tooltip_text('wallet is unencrypted')
def add_tab(self, page, name):
tab_label = gtk.Label(name)
@@ -1293,23 +1304,33 @@ class ElectrumGui():
wallet.gap_limit = gap
wallet.storage.put('gap_limit', gap, True)
self.wallet.start_threads(self.network)
if action == 'create':
wallet.init_seed(None)
wallet.save_seed()
show_seed_dialog(wallet, None, None)
r = change_password_dialog(False, None)
password = r[2] if r else None
print "password", password
wallet.save_seed(password)
wallet.synchronize() # generate first addresses offline
elif action == 'restore':
seed = self.seed_dialog()
wallet.init_seed(seed)
wallet.save_seed()
self.restore_wallet(wallet)
r = change_password_dialog(False, None)
password = r[2] if r else None
wallet.save_seed(password)
else:
exit()
else:
self.wallet = Wallet(storage)
self.wallet.start_threads(self.network)
action = None
self.wallet.start_threads(self.network)
if action == 'restore':
self.restore_wallet(wallet)
w = ElectrumWindow(self.wallet, self.config, self.network)
if url: w.set_url(url)
@@ -1321,18 +1342,9 @@ class ElectrumGui():
def seed_dialog(self):
return run_recovery_dialog()
def verify_seed(self):
self.wallet.save_seed()
return True
def network_dialog(self):
return run_network_dialog( self.network, parent=None )
def show_seed(self):
show_seed_dialog(self.wallet, None, None)
def password_dialog(self):
change_password_dialog(self.wallet, None, None)
def restore_wallet(self, wallet):