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#!/usr/bin/python

# Copyright (C) 2009 Canonical Ltd.
# Author: Andy Whitcroft <apw@ubuntu.com>
#
# This program 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.  See http://www.gnu.org/copyleft/gpl.html for
# the full text of the license.

import os
import os.path
import sys
import datetime
import commands

import apport.hookutils

from apport import unicode_gettext as _

def main(argv=None):

    if argv is None:
        argv = sys.argv

    try:
        from apport.packaging_impl import impl as packaging
        if not packaging.enabled():
            return -1

        import apport.report
        pr = apport.report.Report(type='KernelOops')

        libdir = '/var/lib/pm-utils'
        flagfile = libdir + '/status'
        stresslog = libdir + '/stress.log'
        hanglog = libdir + '/resume-hang.log'

        pr.add_os_info()
        pr.add_proc_info()
        pr.add_user_info()
        pr['Package'] = 'linux-image-' + os.uname()[2]

        # grab the contents of the suspend/resume flag file
        apport.hookutils.attach_file_if_exists(pr, flagfile, 'Failure')

        # grab the contents of the suspend/hibernate log file
        apport.hookutils.attach_file_if_exists(pr, '/var/log/pm-suspend.log', 'SleepLog')

        # grab the contents of the suspend/resume stress test log if present.
        apport.hookutils.attach_file_if_exists(pr, stresslog, 'StressLog')

        # Ensure we are appropriatly tagged.
        pr['Tags'] = 'resume ' + pr['Failure']

        # Record the failure mode.
        pr['Failure'] += '/resume'

        # If we had a late hang pull in the resume-hang logfile.  Also
        # add an additional tag so we can pick these out.
        if os.path.exists(hanglog):
            apport.hookutils.attach_file_if_exists(pr, hanglog, 'ResumeHangLog')
            pr['Tags'] += ' resume-late-hang'

        # Generate a sensible report message.
        if pr['Failure'] == 'suspend/resume':
            pr['Annotation'] = _('This occured during a previous suspend and prevented it from resuming properly.')
        else:
            pr['Annotation'] = _('This occured during a previous hibernate and prevented it from resuming properly.')

        # If we had a late hang make sure the dialog is clear that they may
        # not have noticed.  Also update the bug title so we notice.
        if os.path.exists(hanglog):
            pr['Annotation'] += '  ' + _('The resume processing hung very near the end and will have appeared to have completed normally.')
            pr['Failure'] = 'late resume'

        if pr.check_ignored():
            return 0

        nowtime = datetime.datetime.now()
        pr_filename = '/var/crash/susres.%s.crash' % (str(nowtime).replace(' ', '_'))
        report_file = os.fdopen(os.open(pr_filename,
            os.O_WRONLY|os.O_CREAT|os.O_EXCL, 0o640), 'w')
        try:
            pr.write(report_file)
        finally:
            report_file.close()
        return 0
    except:
        print 'apportcheckresume failed'
        raise

if __name__ == '__main__':
    sys.exit(main())