Merge pull request #4932 from SomberNight/revealer_cleanup_20181215

revealer: clean-up, allow restoring v0
6 years ago · 8e5331e5b2
4 changed files with 195 additions and 84 deletions
--- a/electrum/gui/qt/util.py
+++ b/electrum/gui/qt/util.py
@ -216,7 +216,7 @@ class MessageBoxMixin(object):
            d = QMessageBox(icon, title, str(text), buttons, parent)
        d.setWindowModality(Qt.WindowModal)
        d.setDefaultButton(defaultButton)
-        d.setTextInteractionFlags(Qt.TextSelectableByMouse)
+        d.setTextInteractionFlags(Qt.TextSelectableByMouse | Qt.LinksAccessibleByMouse)
        return d.exec_()

 class WindowModalDialog(QDialog, MessageBoxMixin):
--- a/electrum/plugins/revealer/qt.py
+++ b/electrum/plugins/revealer/qt.py
@ -13,27 +13,26 @@ import os
 import random
 import qrcode
 import traceback
-from hashlib import sha256
 from decimal import Decimal
-import binascii

 from PyQt5.QtPrintSupport import QPrinter

-from electrum.plugin import BasePlugin, hook
+from electrum.plugin import hook
 from electrum.i18n import _
-from electrum.util import to_bytes, make_dir, InvalidPassword, UserCancelled
+from electrum.util import make_dir, InvalidPassword, UserCancelled, bh2u, bfh
 from electrum.gui.qt.util import *
 from electrum.gui.qt.qrtextedit import ScanQRTextEdit
 from electrum.gui.qt.main_window import StatusBarButton

-from .hmac_drbg import DRBG
+from .revealer import RevealerPlugin, VersionedSeed

-class Plugin(BasePlugin):
+
+class Plugin(RevealerPlugin):

    MAX_PLAINTEXT_LEN = 189  # chars

    def __init__(self, parent, config, name):
-        BasePlugin.__init__(self, parent, config, name)
+        RevealerPlugin.__init__(self, parent, config, name)
        self.base_dir = os.path.join(config.electrum_path(), 'revealer')

        if self.config.get('calibration_h') is None:
@ -44,8 +43,6 @@ class Plugin(BasePlugin):
        self.calibration_h = self.config.get('calibration_h')
        self.calibration_v = self.config.get('calibration_v')

-        self.version = '1'
-        self.size = (159, 97)
        self.f_size = QSize(1014*2, 642*2)
        self.abstand_h = 21
        self.abstand_v = 34
@ -90,7 +87,6 @@ class Plugin(BasePlugin):
        self.wallet = window.parent().wallet
        self.update_wallet_name(self.wallet)
        self.user_input = False
-        self.noise_seed = False

        self.d = WindowModalDialog(window, "Setup Dialog")
        self.d.setMinimumWidth(500)
@ -145,39 +141,12 @@ class Plugin(BasePlugin):
        return ''.join(text.split()).lower()

    def on_edit(self):
-        s = self.get_noise()
-        b = self.is_noise(s)
-        if b:
-            self.noise_seed = s[1:-3]
-            self.user_input = True
-        self.next_button.setEnabled(b)
-
-    def code_hashid(self, txt):
-        x = to_bytes(txt, 'utf8')
-        hash = sha256(x).hexdigest()
-        return hash[-3:].upper()
-
-    def is_noise(self, txt):
-        if (len(txt) >= 34):
-            try:
-                int(txt, 16)
-            except:
-                self.user_input = False
-                return False
-            else:
-                id = self.code_hashid(txt[:-3])
-                if (txt[-3:].upper() == id.upper()):
-                    self.code_id = id
-                    self.user_input = True
-                    return True
-                else:
-                    return False
-        else:
-
-            if (len(txt)>0 and txt[0]=='0'):
-                self.d.show_message(''.join(["<b>",_("Warning: "), "</b>", _("Revealers starting with 0 had a vulnerability and are not supported.")]))
-            self.user_input = False
-            return False
+        txt = self.get_noise()
+        versioned_seed = self.get_versioned_seed_from_user_input(txt)
+        if versioned_seed:
+            self.versioned_seed = versioned_seed
+        self.user_input = bool(versioned_seed)
+        self.next_button.setEnabled(bool(versioned_seed))

    def make_digital(self, dialog):
        self.make_rawnoise(True)
@ -185,7 +154,9 @@ class Plugin(BasePlugin):
        self.d.close()

    def get_path_to_revealer_file(self, ext: str= '') -> str:
-        filename = self.filename_prefix + self.version + "_" + self.code_id + ext
+        version = self.versioned_seed.version
+        code_id = self.versioned_seed.checksum
+        filename = self.filename_prefix + version + "_" + code_id + ext
        path = os.path.join(self.base_dir, filename)
        return os.path.normcase(os.path.abspath(path))

@ -195,7 +166,9 @@ class Plugin(BasePlugin):

    def bcrypt(self, dialog):
        self.rawnoise = False
-        dialog.show_message(''.join([_("{} encrypted for Revealer {}_{} saved as PNG and PDF at: ").format(self.was, self.version, self.code_id),
+        version = self.versioned_seed.version
+        code_id = self.versioned_seed.checksum
+        dialog.show_message(''.join([_("{} encrypted for Revealer {}_{} saved as PNG and PDF at: ").format(self.was, version, code_id),
                                     "<b>", self.get_path_to_revealer_file(), "</b>", "<br/>",
                                     "<br/>", "<b>", _("Always check you backups.")]))
        dialog.close()
@ -206,7 +179,9 @@ class Plugin(BasePlugin):
        dialog.close()

    def bdone(self, dialog):
-        dialog.show_message(''.join([_("Digital Revealer ({}_{}) saved as PNG and PDF at:").format(self.version, self.code_id),
+        version = self.versioned_seed.version
+        code_id = self.versioned_seed.checksum
+        dialog.show_message(''.join([_("Digital Revealer ({}_{}) saved as PNG and PDF at:").format(version, code_id),
                                     "<br/>","<b>", self.get_path_to_revealer_file(), '</b>']))


@ -224,7 +199,19 @@ class Plugin(BasePlugin):
        self.txt = self.text.text()
        self.seed_img(is_seed=False)

+    def warn_old_revealer(self):
+        if self.versioned_seed.version == '0':
+            link = "https://revealer.cc/revealer-warning-and-upgrade/"
+            self.d.show_warning(("<b>{warning}: </b>{ver0}<br>"
+                                 "{url}<br>"
+                                 "{risk}")
+                                .format(warning=_("Warning"),
+                                        ver0=_("Revealers starting with 0 are not secure due to a vulnerability."),
+                                        url=_("More info at: {}").format(f'<a href="{link}">{link}</a>'),
+                                        risk=_("Proceed at your own risk.")))
+
    def cypherseed_dialog(self, window):
+        self.warn_old_revealer()

        d = WindowModalDialog(window, "Encryption Dialog")
        d.setMinimumWidth(500)
@ -241,7 +228,8 @@ class Plugin(BasePlugin):
        logo.setAlignment(Qt.AlignLeft)
        hbox.addSpacing(16)
        self.vbox.addWidget(WWLabel("<b>" + _("Revealer Secret Backup Plugin") + "</b><br>"
-                               + _("Ready to encrypt for revealer {}").format(self.version+'_'+self.code_id )))
+                               + _("Ready to encrypt for revealer {}")
+                                    .format(self.versioned_seed.version+'_'+self.versioned_seed.checksum)))
        self.vbox.addSpacing(11)
        hbox.addLayout(self.vbox)
        grid = QGridLayout()
@ -294,7 +282,7 @@ class Plugin(BasePlugin):
        else:
            txt = self.txt.upper()

-        img = QImage(self.size[0],self.size[1], QImage.Format_Mono)
+        img = QImage(self.SIZE[0], self.SIZE[1], QImage.Format_Mono)
        bitmap = QBitmap.fromImage(img, Qt.MonoOnly)
        bitmap.fill(Qt.white)
        painter = QPainter()
@ -325,7 +313,7 @@ class Plugin(BasePlugin):
            while len(' '.join(map(str, temp_seed))) > max_letters:
               nwords = nwords - 1
               temp_seed = seed_array[:nwords]
-            painter.drawText(QRect(0, linespace*n , self.size[0], self.size[1]), Qt.AlignHCenter, ' '.join(map(str, temp_seed)))
+            painter.drawText(QRect(0, linespace*n , self.SIZE[0], self.SIZE[1]), Qt.AlignHCenter, ' '.join(map(str, temp_seed)))
            del seed_array[:nwords]

        painter.end()
@ -337,43 +325,23 @@ class Plugin(BasePlugin):
        return img

    def make_rawnoise(self, create_revealer=False):
-        w = self.size[0]
-        h = self.size[1]
+        if not self.user_input:
+            self.versioned_seed = self.gen_random_versioned_seed()
+        assert self.versioned_seed
+        w, h = self.SIZE
        rawnoise = QImage(w, h, QImage.Format_Mono)

-        if(self.noise_seed == False):
-            self.noise_seed = random.SystemRandom().getrandbits(128)
-            self.hex_noise = format(self.noise_seed, '032x')
-            self.hex_noise = self.version + str(self.hex_noise)
-
-        if (self.user_input == True):
-            self.noise_seed = int(self.noise_seed, 16)
-            self.hex_noise = self.version + str(format(self.noise_seed, '032x'))
-
-        self.code_id = self.code_hashid(self.hex_noise)
-        self.hex_noise = ' '.join(self.hex_noise[i:i+4] for i in range(0,len(self.hex_noise),4))
-
-        entropy = binascii.unhexlify(str(format(self.noise_seed, '032x')))
-        code_id = binascii.unhexlify(self.version + self.code_id)
-
-        drbg = DRBG(entropy + code_id)
-        noise_array=bin(int.from_bytes(drbg.generate(1929), 'big'))[2:]
-
-        i=0
-        for x in range(w):
-            for y in range(h):
-                rawnoise.setPixel(x,y,int(noise_array[i]))
-                i+=1
+        noise_map = self.get_noise_map(self.versioned_seed)
+        for (x,y), pixel in noise_map.items():
+            rawnoise.setPixel(x, y, pixel)

        self.rawnoise = rawnoise
-        if create_revealer==True:
+        if create_revealer:
            self.make_revealer()
-        self.noise_seed = False

    def make_calnoise(self):
        random.seed(self.calibration_noise)
-        w = self.size[0]
-        h = self.size[1]
+        w, h = self.SIZE
        rawnoise = QImage(w, h, QImage.Format_Mono)
        for x in range(w):
            for y in range(h):
@ -422,7 +390,7 @@ class Plugin(BasePlugin):
        return cypherseed

    def calibration(self):
-        img = QImage(self.size[0],self.size[1], QImage.Format_Mono)
+        img = QImage(self.SIZE[0], self.SIZE[1], QImage.Format_Mono)
        bitmap = QBitmap.fromImage(img, Qt.MonoOnly)
        bitmap.fill(Qt.black)
        self.make_calnoise()
@ -586,7 +554,8 @@ class Plugin(BasePlugin):
                                (base_img.height()-((total_distance_h)))-((border_thick*8)/2)-(border_thick/2)-2)
                painter.setPen(QColor(0,0,0,255))
                painter.drawText(QRect(0, base_img.height()-107, base_img.width()-total_distance_h - border_thick - 11,
-                                       base_img.height()-total_distance_h - border_thick), Qt.AlignRight, self.version + '_'+self.code_id)
+                                       base_img.height()-total_distance_h - border_thick), Qt.AlignRight,
+                                 self.versioned_seed.version + '_'+self.versioned_seed.checksum)
                painter.end()

            else: # revealer
@ -635,12 +604,13 @@ class Plugin(BasePlugin):
                painter.setPen(QColor(0,0,0,255))
                painter.drawText(QRect(((base_img.width()/2) +21)-qr_size, base_img.height()-107,
                                       base_img.width()-total_distance_h - border_thick -93,
-                                       base_img.height()-total_distance_h - border_thick), Qt.AlignLeft, self.hex_noise.upper())
+                                       base_img.height()-total_distance_h - border_thick), Qt.AlignLeft, self.versioned_seed.get_ui_string_version_plus_seed())
                painter.drawText(QRect(0, base_img.height()-107, base_img.width()-total_distance_h - border_thick -3 -qr_size,
-                                       base_img.height()-total_distance_h - border_thick), Qt.AlignRight, self.code_id)
+                                       base_img.height()-total_distance_h - border_thick), Qt.AlignRight, self.versioned_seed.checksum)

                # draw qr code
-                qr_qt = self.paintQR(self.hex_noise.upper() +self.code_id)
+                qr_qt = self.paintQR(self.versioned_seed.get_ui_string_version_plus_seed()
+                                     + self.versioned_seed.checksum)
                target = QRectF(base_img.width()-65-qr_size,
                                base_img.height()-65-qr_size,
                                qr_size, qr_size )
--- a/electrum/plugins/revealer/revealer.py
+++ b/electrum/plugins/revealer/revealer.py
@ -0,0 +1,105 @@
+import random
+import os
+from hashlib import sha256
+from typing import NamedTuple, Optional, Dict, Tuple
+
+from electrum.plugin import BasePlugin
+from electrum.util import to_bytes, bh2u, bfh
+
+from .hmac_drbg import DRBG
+
+
+class VersionedSeed(NamedTuple):
+    version: str
+    seed: str
+    checksum: str
+
+    def get_ui_string_version_plus_seed(self):
+        version, seed = self.version, self.seed
+        assert isinstance(version, str) and len(version) == 1, version
+        assert isinstance(seed, str) and len(seed) >= 32
+        ret = version + seed
+        ret = ret.upper()
+        return ' '.join(ret[i : i+4] for i in range(0, len(ret), 4))
+
+
+class RevealerPlugin(BasePlugin):
+
+    LATEST_VERSION = '1'
+    KNOWN_VERSIONS = ('0', '1')
+    assert LATEST_VERSION in KNOWN_VERSIONS
+
+    SIZE = (159, 97)
+
+    def __init__(self, parent, config, name):
+        BasePlugin.__init__(self, parent, config, name)
+
+    @classmethod
+    def code_hashid(cls, txt: str) -> str:
+        txt = txt.lower()
+        x = to_bytes(txt, 'utf8')
+        hash = sha256(x).hexdigest()
+        return hash[-3:].upper()
+
+    @classmethod
+    def get_versioned_seed_from_user_input(cls, txt: str) -> Optional[VersionedSeed]:
+        if len(txt) < 34:
+            return None
+        try:
+            int(txt, 16)
+        except:
+            return None
+        version = txt[0]
+        if version not in cls.KNOWN_VERSIONS:
+            return None
+        checksum = cls.code_hashid(txt[:-3])
+        if txt[-3:].upper() != checksum.upper():
+            return None
+        return VersionedSeed(version=version.upper(),
+                             seed=txt[1:-3].upper(),
+                             checksum=checksum.upper())
+
+    @classmethod
+    def get_noise_map(cls, versioned_seed: VersionedSeed) -> Dict[Tuple[int, int], int]:
+        """Returns a map from (x,y) coordinate to pixel value 0/1, to be used as rawnoise."""
+        w, h = cls.SIZE
+        version  = versioned_seed.version
+        hex_seed = versioned_seed.seed
+        checksum = versioned_seed.checksum
+        noise_map = {}
+        if version == '0':
+            random.seed(int(hex_seed, 16))
+            for x in range(w):
+                for y in range(h):
+                    noise_map[(x, y)] = random.randint(0, 1)
+        elif version == '1':
+            prng_seed = bfh(hex_seed + version + checksum)
+            drbg = DRBG(prng_seed)
+            num_noise_bytes = 1929  # ~ w*h
+            noise_array = bin(int.from_bytes(drbg.generate(num_noise_bytes), 'big'))[2:]
+            # there's an approx 1/1024 chance that the generated number is 'too small'
+            # and we would get IndexError below. easiest backwards compat fix:
+            noise_array += '0' * (w * h - len(noise_array))
+            i = 0
+            for x in range(w):
+                for y in range(h):
+                    noise_map[(x, y)] = int(noise_array[i])
+                    i += 1
+        else:
+            raise Exception(f"unexpected revealer version: {version}")
+        return noise_map
+
+    @classmethod
+    def gen_random_versioned_seed(cls):
+        version = cls.LATEST_VERSION
+        hex_seed = bh2u(os.urandom(16))
+        checksum = cls.code_hashid(version + hex_seed)
+        return VersionedSeed(version=version.upper(),
+                             seed=hex_seed.upper(),
+                             checksum=checksum.upper())
+
+
+if __name__ == '__main__':
+    for i in range(10**4):
+        vs = RevealerPlugin.gen_random_versioned_seed()
+        nm = RevealerPlugin.get_noise_map(vs)
--- a/electrum/tests/test_revealer.py
+++ b/electrum/tests/test_revealer.py
@ -0,0 +1,36 @@
+from electrum.plugins.revealer.revealer import RevealerPlugin
+
+from . import SequentialTestCase
+
+
+class TestRevealer(SequentialTestCase):
+
+    def test_version_0_noisemap(self):
+        versioned_seed = RevealerPlugin.get_versioned_seed_from_user_input('03b0c557d6d0d4308a3393851d78bd8c7861')
+        noise_map = RevealerPlugin.get_noise_map(versioned_seed)
+        bigint = 0
+        for (x, y), pixel in noise_map.items():
+            if pixel:
+                bigint |= 1 << (y*RevealerPlugin.SIZE[1]+x)
+        self.assertEqual(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,
+                         bigint)
+
+    def test_version_1_noisemap(self):
+        versioned_seed = RevealerPlugin.get_versioned_seed_from_user_input('125Df05b7ccf079ce2978Ae18e99219868cd')
+        noise_map = RevealerPlugin.get_noise_map(versioned_seed)
+        bigint = 0
+        for (x, y), pixel in noise_map.items():
+            if pixel:
+                bigint |= 1 << (y*RevealerPlugin.SIZE[1]+x)
+        self.assertEqual(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,
+                         bigint)
+
+    def test_version_1_noisemap_indexerror(self):
+        versioned_seed = RevealerPlugin.get_versioned_seed_from_user_input('1A082CBDC627FFA37ABD154A64AD2565D725')
+        noise_map = RevealerPlugin.get_noise_map(versioned_seed)
+        bigint = 0
+        for (x, y), pixel in noise_map.items():
+            if pixel:
+                bigint |= 1 << (y*RevealerPlugin.SIZE[1]+x)
+        self.assertEqual(0x20bdba94d80b604107d92e4bb77fbdff66cbd769d14d31cc26fdbb77fffff237db49c1cb6bf5cfd4fbb7e169dfc0213b57ffbf7e7fb3dffbdce1f92bbb595efffbefeeb06e00cd6fbfcf5572e6d4f376843fed920475dfdad7dbfffedf1f5fb9de7f67ff77aefefb753daebce8eeb77ff7e35eaeefaf48fe37c7fd71ecfa96faf6d49bd1b60e29cbff7ff2f5fe7daa83d231efdfdfc2ffd17887d9aa79b1713f16dfcf75f7fa1e64c574b7abbea7abfff9c0e27b9f55cbdedffbff3eff95508796eb8bbf9dfffc367f9b6b1b59337ffebf3ff9fecdffd61a6febbc3aafff379dbafcfc814c56bfaffdd1fb7ffeb35a1c293e9f393e35b5d70fbeca50020427db9ecabaf3fff9a2211ee279fdffb53973fbbefa0d2d9270fe2fef5ffbaffefd753cc251ebff7ff352e3f77fdd50bd3975ee3ffcdff6f5fe199284436d7adfbffbbfaf9efabde086fe79bfdf21fb7efba8079b7eae57ffbabff97b3e7463300e53ff5fd5f295ffe7340062f84f689dadfd3ff13feaef33d83ef7fa9aea65fff1f53021f5baef9ffddfbfbf5dff0ad38328f03ebfadfcffdffdc45e2a9a1ef64fbe4f1b7f7fb567039baafffdffed87f7bb8784f28e7dffd7d7fbfff2e7c0d13cf0d7ff77baffefbf73f6fe851607ef9fb5bf7fd5e8fe0d07d6e9bf7de7effd3b7cbd8e55336e7fef8fcbc67fb9a74ba6481d7dfdc6f3fedd3ffe87e7184216dcffd7dfef7b7a6024b2c4d5ffc72d99d7cd5ff6da6717ecf2ffffceffb6e686a4fb4d57fbcebf7ef9b3ae4c5a553340bafff7f7377bffbe3dae1fb43b738ac7ebd5dfed0c8537fe4b0ddc277b7ffbeff63c618bebcdffe9bdff6f9e52be359a5feac691ffbcdf6abb62102b09fa66f9ffafd4b7f73d88a81e3ff2be4b7f7feba2a2566203f7af53ef7253ebf64ac799ff9e7dcff7fadadbffd23fc9b2fd9efecaeaffcff04efa1e0866fe1f9379ffaed4b9792af1b63fffceed58fcff21bac450bb7ffd9aebeffef5d6525510a55b5ffffef78f7bfa1c94ff7f3d7fcbe3df7d3fbc5a0f710157befdeff762edf2bcfed7fb7ef96ff17dd6bddb9dcf01126dfee1f5b33bf1ef3c4c21c13ffbfbfd985fbfd3804539d95ba5def9dfcdceb7b17c6bf29df6dbefbe7fb9fd9f4fd39a8fb4727b87ee579d88721c9bb3f7ffffb7ffd9df369daca81d57d5ffd0bfdeffaf1434ffcb5b6af7f7eddebdbe403b7d4abfec6f719f6b9fee205da43d79fdef7c7dbfdef2f0f61b98fb39efb43cf7eeee082d36101abb73d9effbbf77dc474f6f47fbbebb1f36b76df0dffa846efedbb7affdfbf77222153dff7fdd7dffff5e81f3b5a8ee07ff3bdfe9b77ef1fecabd51c4ef272feffebeefea7334e38d7fc5effce7ffaccffdd18506bee13bffddefbd4f092fbf6e57dddfbfd7fefdf78303790e7b1befc77f6bbcbf9348c44b37fbee7feebffb57217373b0febef97effeb29ff79daad6df17f7fedfde7eeff727c6b54217fcfbb56ffeeffbc492064ad04cff6ff9b7c2efe308364110873875bff4bb73f5c2666500afbdbbc75ff9bebc5be4465eafbbffb7ff7b7fdc8bb7dee0747df7fcfd76a4bfe5e698aa3f37fe2bffbffb65b780150337efb7a21fdfb747d14fd95ceefd7f7cfe0f6db3c0ca5eb52fb7fe82ff7f7acdea3f9ddabf48ceec4ce41bb13,
+                         bigint)