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     €ДГѓ ВБ     # Copyright (C) 2012 Canonical Ltd.
# Copyright (C) 2012 Hewlett-Packard Development Company, L.P.
# Copyright (C) 2012 Yahoo! Inc.
#
# Author: Scott Moser <scott.moser@canonical.com>
# Author: Juerg Haefliger <juerg.haefliger@hp.com>
# Author: Joshua Harlow <harlowja@yahoo-inc.com>
#
# This file is part of cloud-init. See LICENSE file for license information.

import os

from cloudinit import handlers
from cloudinit import log as logging
from cloudinit import util

from cloudinit.settings import (PER_ALWAYS)

LOG = logging.getLogger(__name__)


class ShellScriptPartHandler(handlers.Handler):

    prefixes = ['#!']

    def __init__(self, paths, **_kwargs):
        handlers.Handler.__init__(self, PER_ALWAYS)
        self.script_dir = paths.get_ipath_cur('scripts')
        if 'script_path' in _kwargs:
            self.script_dir = paths.get_ipath_cur(_kwargs['script_path'])

    def handle_part(self, data, ctype, filename, payload, frequency):
        if ctype in handlers.CONTENT_SIGNALS:
            # TODO(harlowja): maybe delete existing things here
            return

        filename = util.clean_filename(filename)
        payload = util.dos2unix(payload)
        path = os.path.join(self.script_dir, filename)
        util.write_file(path, payload, 0o700)

# vi: ts=4 expandtab
     €ДГ„alВБ ;.    # Copyright (C) 2012 Canonical Ltd.
# Copyright (C) 2012 Yahoo! Inc.
# Copyright (C) 2012-2013 CERIT Scientific Cloud
# Copyright (C) 2012-2013 OpenNebula.org
# Copyright (C) 2014 Consejo Superior de Investigaciones Cientificas
#
# Author: Scott Moser <scott.moser@canonical.com>
# Author: Joshua Harlow <harlowja@yahoo-inc.com>
# Author: Vlastimil Holer <xholer@mail.muni.cz>
# Author: Javier Fontan <jfontan@opennebula.org>
# Author: Enol Fernandez <enolfc@ifca.unican.es>
#
# This file is part of cloud-init. See LICENSE file for license information.

import collections
import os
import pwd
import re
import string

from cloudinit import log as logging
from cloudinit import net
from cloudinit import sources
from cloudinit import util


LOG = logging.getLogger(__name__)

DEFAULT_IID = "iid-dsopennebula"
DEFAULT_PARSEUSER = 'nobody'
CONTEXT_DISK_FILES = ["context.sh"]


class DataSourceOpenNebula(sources.DataSource):

    dsname = "OpenNebula"

    def __init__(self, sys_cfg, distro, paths):
        sources.DataSource.__init__(self, sys_cfg, distro, paths)
        self.seed = None
        self.seed_dir = os.path.join(paths.seed_dir, 'opennebula')

    def __str__(self):
        root = sources.DataSource.__str__(self)
        return "%s [seed=%s][dsmode=%s]" % (root, self.seed, self.dsmode)

    def _get_data(self):
        defaults = {"instance-id": DEFAULT_IID}
        results = None
        seed = None

        # decide parseuser for context.sh shell reader
        parseuser = DEFAULT_PARSEUSER
        if 'parseuser' in self.ds_cfg:
            parseuser = self.ds_cfg.get('parseuser')

        candidates = [self.seed_dir]
        candidates.extend(find_candidate_devs())
        for cdev in candidates:
            try:
                if os.path.isdir(self.seed_dir):
                    results = read_context_disk_dir(cdev, asuser=parseuser)
                elif cdev.startswith("/dev"):
                    results = util.mount_cb(cdev, read_context_disk_dir,
                                            data=parseuser)
            except NonContextDiskDir:
                continue
            except BrokenContextDiskDir as exc:
                raise exc
            except util.MountFailedError:
                LOG.warning("%s was not mountable", cdev)

            if results:
                seed = cdev
                LOG.debug("found datasource in %s", cdev)
                break

        if not seed:
            return False

        # merge fetched metadata with datasource defaults
        md = results['metadata']
        md = util.mergemanydict([md, defaults])

        # check for valid user specified dsmode
        self.dsmode = self._determine_dsmode(
            [resul