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#!/usr/bin/python3
# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4 -*-
#
# duplicity -- Encrypted bandwidth efficient backup
#
# Copyright 2002 Ben Escoto <ben@emerose.org>
# Copyright 2007 Kenneth Loafman <kenneth@loafman.com>
#
# This file is part of duplicity.
#
# Duplicity is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# Duplicity is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with duplicity; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# See http://www.nongnu.org/duplicity for more information.
# Please send mail to me or the mailing list if you find bugs or have
# any suggestions.

from __future__ import print_function
from future import standard_library
standard_library.install_aliases()
from builtins import filter
from builtins import map
from builtins import next
from builtins import object
from builtins import range

import copy
import fasteners
import gzip
import os

# override locale to avoid bug #682837, until
# the logger finally deals with locales cleanly
os.environ['LC_ALL']="POSIX"

import platform
import re
import resource
import sys
import time
import traceback
import types

from datetime import datetime
from os import statvfs

from duplicity.dup_main import main
import duplicity.errors

from duplicity import gpg
from duplicity import log
from duplicity import tempdir
from duplicity import util

if u'--pydevd' in sys.argv or os.getenv(u'PYDEVD', None):
    import pydevd  # pylint: disable=import-error
    pydevd.settrace()
    # In a dev environment the path is screwed so fix it.
    base = sys.path.pop(0)
    base = base.split(os.path.sep)[:-1]
    base = os.path.sep.join(base)
    sys.path.insert(0, base)

log.setup()

def with_tempdir(fn):
    u"""
    Execute function and guarantee cleanup of tempdir is called

@type fn: callable function
    @param fn: function to execute

@return: void
    @rtype: void
    """
    try:
        fn()
    finally:
        tempdir.default().cleanup()

if __name__ == u"__main__":
    try:

#         import cProfile
        #         import pstats
        #         import StringIO
        #         prof = cProfile.Profile()
        #         prof.enable(subcalls=True, builtins=True)

with_tempdir(main)

#         prof.disable()
        #         s = StringIO.StringIO()
        #         ps = pstats.Stats(prof, stream=s).sort_stats('cumulative')
        #         ps.print_stats(20)
        #         print s.getvalue()

# Don't move this lower.  In order to get an exit
    # status out of the system, you have to call the
    # sys.exit() function.  Python handles this by
    # raising the SystemExit exception.  Cleanup code
    # goes here, if needed.
    except SystemExit as e:
        # No traceback, just get out
        util.release_lockfile()
        sys.exit(e.code)

except KeyboardInterrupt as e:
        # No traceback, just get out
        log.Info(_(u"INT intercepted...exiting."))
        util.release_lockfile()
        sys.exit(4)

except gpg.GPGError as e:
        # For gpg errors, don't show an ugly stack trace by
        # default. But do with sufficient verbosity.
        util.release_lockfile()
        log.Info(_(u"GPG error detail: %s")
                 % util.exception_traceback())
        log.FatalError(u"%s: %s" % (e.__class__.__name__, e.args[0]),
                       log.ErrorCode.gpg_failed,
                       e.__class__.__name__)

except duplicity.errors.UserError as e:
        util.release_lockfile()
        # For user errors, don't show an ugly stack trace by
        # default. But do with sufficient verbosity.
        log.Info(_(u"User error detail: %s")
                 % util.exception_traceback())
        log.FatalError(u"%s: %s" % (e.__class__.__name__, util.uexc(e)),
                       log.ErrorCode.user_error,
                       e.__class__.__name__)

except duplicity.errors.BackendException as e:
        util.release_lockfile()
        # For backend errors, don't show an ugly stack trace by
        # default. But do with sufficient verbosity.
        log.Info(_(u"Backend error detail: %s")
                 % util.exception_traceback())
        log.FatalError(u"%s: %s" % (e.__class__.__name__, util.uexc(e)),
                       log.ErrorCode.user_error,
                       e.__class__.__name__)

except Exception as e:
        util.release_lockfile()
        if u"Forced assertion for testing" in util.uexc(e):
            log.FatalError(u"%s: %s" % (e.__class__.__name__, util.uexc(e)),
                           log.ErrorCode.exception,
                           e.__class__.__name__)
        else:
            # Traceback and that mess
            log.FatalError(util.exception_traceback(),
                           log.ErrorCode.exception,
                           e.__class__.__name__)