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@@ -3,6 +3,7 @@ from datetime import datetime
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from hashlib import sha256
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from operator import attrgetter
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import argparse
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+import faulthandler
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import functools
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import inspect
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import os
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@@ -2021,6 +2022,11 @@ def sig_info_handler(sig_no, stack): # pragma: no cover
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break
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+def sig_trace_handler(sig_no, stack): # pragma: no cover
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+ print('\nReceived SIGUSR2 at %s, dumping trace...' % datetime.now().replace(microsecond=0), file=sys.stderr)
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+ faulthandler.dump_traceback()
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+
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+
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def main(): # pragma: no cover
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# Make sure stdout and stderr have errors='replace') to avoid unicode
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# issues when print()-ing unicode file names
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@@ -2032,10 +2038,14 @@ def main(): # pragma: no cover
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# SIGHUP is important especially for systemd systems, where logind
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# sends it when a session exits, in addition to any traditional use.
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# Output some info if we receive SIGUSR1 or SIGINFO (ctrl-t).
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+
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+ # Register fault handler for SIGSEGV, SIGFPE, SIGABRT, SIGBUS and SIGILL.
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+ faulthandler.enable()
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with signal_handler('SIGINT', raising_signal_handler(KeyboardInterrupt)), \
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signal_handler('SIGHUP', raising_signal_handler(SigHup)), \
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signal_handler('SIGTERM', raising_signal_handler(SigTerm)), \
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signal_handler('SIGUSR1', sig_info_handler), \
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+ signal_handler('SIGUSR2', sig_trace_handler), \
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signal_handler('SIGINFO', sig_info_handler):
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archiver = Archiver()
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msg = None
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enkore