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qt locktimeedit: fix max timestamp platform-dependent crash

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fixes #6170
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SomberNight 2020-05-21 21:03:41 +02:00
parent 446f21c206
commit b9f20d2c79
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1 changed files with 13 additions and 0 deletions
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13
electrum/gui/qt/locktimeedit.py
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@ -146,8 +146,21 @@ class LockTimeHeightEdit(LockTimeRawEdit):
painter.drawText(textRect, Qt.AlignRight | Qt.AlignVCenter, "height") painter.drawText(textRect, Qt.AlignRight | Qt.AlignVCenter, "height")
def get_max_allowed_timestamp() -> int:
ts = NLOCKTIME_MAX
# Test if this value is within the valid timestamp limits (which is platform-dependent).
# see #6170
try:
datetime.fromtimestamp(ts)
except (OSError, OverflowError):
ts = 2 ** 31 - 1 # INT32_MAX
datetime.fromtimestamp(ts) # test if raises
return ts
class LockTimeDateEdit(QDateTimeEdit, _LockTimeEditor): class LockTimeDateEdit(QDateTimeEdit, _LockTimeEditor):
min_allowed_value = NLOCKTIME_BLOCKHEIGHT_MAX + 1 min_allowed_value = NLOCKTIME_BLOCKHEIGHT_MAX + 1
max_allowed_value = get_max_allowed_timestamp()
def __init__(self, parent=None): def __init__(self, parent=None):
QDateTimeEdit.__init__(self, parent) QDateTimeEdit.__init__(self, parent)