Synnefo

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from django.core.management.base import CommandError

from optparse import make_option

from snf_django.management.commands import SynnefoCommand

from snf_django.management import utils

from pithos.api.util import get_backend, update_public_meta

class Command(SynnefoCommand):

    args = "<account> <container> <object>"

    help = """Show file information"""

    option_list = SynnefoCommand.option_list + (

        make_option("--obj-version", dest="obj_version",

                    default=None,

                    help="Show information for a specific file version"),

        make_option("--domain", dest="domain",

                    default='pithos',

                    help="Show file attributes from the specific domain."),

    )

    def handle(self, *args, **options):

        if len(args) != 3:

            raise CommandError("Invalid number of arguments")

        success_status = False

        try:

            b = get_backend()

            b.pre_exec()

            account, container, name = args

            kv = b.get_object_meta(account, account, container, name,

                                   options['domain'], options['obj_version'])

            if options['obj_version'] is None:

                _, path, permissions = b.get_object_permissions(account,

                                                                account,

                                                                container,

                                                                name)

                if path is not None:

                    kv['permissions'] = path, dict(permissions)

                public = b.get_object_public(account, account, container, name)

                if public is not None:

                    update_public_meta(public, kv)

            kv['hashmap'] = b.get_object_hashmap(account, account, container,

                                                 name,

                                                 options['obj_version'])[-1]

            utils.pprint_table(self.stdout, [kv.values()], kv.keys(),

                               options["output_format"], vertical=True)

            success_status = True

        except Exception, e:

            raise CommandError(e)

        finally:

            b.post_exec(success_status)

            b.close()