def run_quarantine_range_etag(self):
        container = 'container-range-%s' % uuid4()
        obj = 'object-range-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj,
                                                        'RANGE')
        # Stash the on disk data for future comparison - this may not equal
        # 'VERIFY' if for example the proxy has crypto enabled
        backend_data = direct_client.direct_get_object(
            onode, opart, self.account, container, obj, headers={
                'X-Backend-Storage-Policy-Index': self.policy.idx})[-1]

        metadata = read_metadata(data_file)
        metadata['ETag'] = 'badetag'
        write_metadata(data_file, metadata)
        base_headers = {'X-Backend-Storage-Policy-Index': self.policy.idx}
        for header, result in [({'Range': 'bytes=0-2'}, backend_data[0:3]),
                               ({'Range': 'bytes=1-11'}, backend_data[1:]),
                               ({'Range': 'bytes=0-11'}, backend_data)]:
            req_headers = base_headers.copy()
            req_headers.update(header)
            odata = direct_client.direct_get_object(
                onode, opart, self.account, container, obj,
                headers=req_headers)[-1]
            self.assertEqual(odata, result)

        try:
            direct_client.direct_get_object(
                onode, opart, self.account, container, obj, headers={
                    'X-Backend-Storage-Policy-Index': self.policy.idx})
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEqual(err.http_status, 404)
Exemplo n.º 2
0
    def run_quarantine_range_etag(self):
        container = 'container-range-%s' % uuid4()
        obj = 'object-range-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj,
                                                        'RANGE')

        metadata = read_metadata(data_file)
        metadata['ETag'] = 'badetag'
        write_metadata(data_file, metadata)
        base_headers = {'X-Backend-Storage-Policy-Index': self.policy.idx}
        for header, result in [({'Range': 'bytes=0-2'}, 'RAN'),
                               ({'Range': 'bytes=1-11'}, 'ANGE'),
                               ({'Range': 'bytes=0-11'}, 'RANGE')]:
            req_headers = base_headers.copy()
            req_headers.update(header)
            odata = direct_client.direct_get_object(
                onode, opart, self.account, container, obj,
                headers=req_headers)[-1]
            self.assertEqual(odata, result)

        try:
            direct_client.direct_get_object(
                onode, opart, self.account, container, obj, headers={
                    'X-Backend-Storage-Policy-Index': self.policy.idx})
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEqual(err.http_status, 404)
    def run_quarantine(self):
        container = 'container-%s' % uuid4()
        obj = 'object-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj,
                                                        'VERIFY')
        # Stash the on disk data for future comparison - this may not equal
        # 'VERIFY' if for example the proxy has crypto enabled
        backend_data = direct_client.direct_get_object(
            onode, opart, self.account, container, obj, headers={
                'X-Backend-Storage-Policy-Index': self.policy.idx})[-1]

        metadata = read_metadata(data_file)
        metadata['ETag'] = 'badetag'
        write_metadata(data_file, metadata)

        odata = direct_client.direct_get_object(
            onode, opart, self.account, container, obj, headers={
                'X-Backend-Storage-Policy-Index': self.policy.idx})[-1]
        self.assertEqual(odata, backend_data)
        try:
            direct_client.direct_get_object(
                onode, opart, self.account, container, obj, headers={
                    'X-Backend-Storage-Policy-Index': self.policy.idx})
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEqual(err.http_status, 404)
Exemplo n.º 4
0
    def run_quarantine_range_etag(self):
        container = "container-range-%s" % uuid4()
        obj = "object-range-%s" % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, "RANGE")

        metadata = read_metadata(data_file)
        metadata["ETag"] = "badetag"
        write_metadata(data_file, metadata)
        base_headers = {"X-Backend-Storage-Policy-Index": self.policy.idx}
        for header, result in [
            ({"Range": "bytes=0-2"}, "RAN"),
            ({"Range": "bytes=1-11"}, "ANGE"),
            ({"Range": "bytes=0-11"}, "RANGE"),
        ]:
            req_headers = base_headers.copy()
            req_headers.update(header)
            odata = direct_client.direct_get_object(onode, opart, self.account, container, obj, headers=req_headers)[-1]
            self.assertEquals(odata, result)

        try:
            direct_client.direct_get_object(
                onode, opart, self.account, container, obj, headers={"X-Backend-Storage-Policy-Index": self.policy.idx}
            )
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 5
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    def object_audit(self, path, device, partition):
        """
        Audits the given object path.

        :param path: a path to an object
        :param device: the device the path is on
        :param partition: the partition the path is on
        """
        try:
            try:
                name = diskfile.read_metadata(path)['name']
            except (Exception, Timeout) as exc:
                raise AuditException('Error when reading metadata: %s' % exc)
            _junk, account, container, obj = name.split('/', 3)
            df = diskfile.DiskFile(self.devices, device, partition,
                                   account, container, obj, self.logger,
                                   keep_data_fp=True)
            try:
                try:
                    obj_size = df.get_data_file_size()
                except DiskFileNotExist:
                    return
                except DiskFileError as e:
                    raise AuditException(str(e))
                if self.stats_sizes:
                    self.record_stats(obj_size)
                if self.zero_byte_only_at_fps and obj_size:
                    self.passes += 1
                    return
                for chunk in df:
                    self.bytes_running_time = ratelimit_sleep(
                        self.bytes_running_time, self.max_bytes_per_second,
                        incr_by=len(chunk))
                    self.bytes_processed += len(chunk)
                    self.total_bytes_processed += len(chunk)
                df.close()
                if df.quarantined_dir:
                    self.quarantines += 1
                    self.logger.error(
                        _("ERROR Object %(path)s failed audit and will be "
                          "quarantined: ETag and file's md5 do not match"),
                        {'path': path})
            finally:
                df.close(verify_file=False)
        except AuditException as err:
            self.logger.increment('quarantines')
            self.quarantines += 1
            self.logger.error(_('ERROR Object %(obj)s failed audit and will '
                                'be quarantined: %(err)s'),
                              {'obj': path, 'err': err})
            diskfile.quarantine_renamer(
                os.path.join(self.devices, device), path)
            return
        except (Exception, Timeout):
            self.logger.increment('errors')
            self.errors += 1
            self.logger.exception(_('ERROR Trying to audit %s'), path)
            return
        self.passes += 1
Exemplo n.º 6
0
    def object_audit(self, path, device, partition):
        """
        Audits the given object path.

        :param path: a path to an object
        :param device: the device the path is on
        :param partition: the partition the path is on
        """
        try:
            try:
                name = diskfile.read_metadata(path)['name']
            except (Exception, Timeout) as exc:
                raise AuditException('Error when reading metadata: %s' % exc)
            _junk, account, container, obj = name.split('/', 3)
            df = self.diskfile_mgr.get_diskfile(
                device, partition, account, container, obj)
            try:
                with df.open():
                    metadata = df.get_metadata()
                    obj_size = int(metadata['Content-Length'])
                    if self.stats_sizes:
                        self.record_stats(obj_size)
                    if self.zero_byte_only_at_fps and obj_size:
                        self.passes += 1
                        return
                    reader = df.reader()
                with closing(reader):
                    for chunk in reader:
                        chunk_len = len(chunk)
                        self.bytes_running_time = ratelimit_sleep(
                            self.bytes_running_time,
                            self.max_bytes_per_second,
                            incr_by=chunk_len)
                        self.bytes_processed += chunk_len
                        self.total_bytes_processed += chunk_len
                if reader.was_quarantined:
                    self.quarantines += 1
                    self.logger.error(_('ERROR Object %(obj)s failed audit and'
                                        ' was quarantined: %(err)s'),
                                      {'obj': path,
                                       'err': reader.was_quarantined})
                    return
            except DiskFileNotExist:
                return
        except DiskFileQuarantined as err:
            self.quarantines += 1
            self.logger.error(_('ERROR Object %(obj)s failed audit and was'
                                ' quarantined: %(err)s'),
                              {'obj': path, 'err': err})
        except AuditException as err:
            self.logger.increment('quarantines')
            self.quarantines += 1
            self.logger.error(_('ERROR Object %(obj)s failed audit and will'
                                ' be quarantined: %(err)s'),
                              {'obj': path, 'err': err})
            diskfile.quarantine_renamer(
                os.path.join(self.devices, device), path)
            return
        self.passes += 1
Exemplo n.º 7
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    def run_quarantine_zero_byte_head(self):
        container = 'container-zbyte-%s' % uuid4()
        obj = 'object-zbyte-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, 'DATA')
        metadata = read_metadata(data_file)
        unlink(data_file)

        with open(data_file, 'w') as fpointer:
            write_metadata(fpointer, metadata)
        try:
            direct_client.direct_head_object(onode, opart, self.account,
                                             container, obj, conn_timeout=1,
                                             response_timeout=1)
            raise Exception("Did not quarantine object")
        except client.ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 8
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    def run_quarantine_zero_byte_get(self):
        container = 'container-zbyte-%s' % uuid4()
        obj = 'object-zbyte-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, 'DATA')
        metadata = read_metadata(data_file)
        unlink(data_file)

        with open(data_file, 'w') as fpointer:
            write_metadata(fpointer, metadata)
        try:
            direct_client.direct_get_object(
                onode, opart, self.account, container, obj, conn_timeout=1,
                response_timeout=1, headers={'X-Backend-Storage-Policy-Index':
                                             self.policy.idx})
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEqual(err.http_status, 404)
Exemplo n.º 9
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    def run_quarantine(self):
        container = "container-%s" % uuid4()
        obj = "object-%s" % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, "VERIFY")
        with open(data_file) as fpointer:
            metadata = read_metadata(fpointer)
        metadata["ETag"] = "badetag"
        with open(data_file) as fpointer:
            write_metadata(fpointer, metadata)

        odata = direct_client.direct_get_object(onode, opart, self.account, container, obj)[-1]
        self.assertEquals(odata, "VERIFY")
        try:
            direct_client.direct_get_object(onode, opart, self.account, container, obj)
            raise Exception("Did not quarantine object")
        except client.ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 10
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    def run_quarantine(self):
        container = 'container-%s' % uuid4()
        obj = 'object-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj,
                                                        'VERIFY')
        metadata = read_metadata(data_file)
        metadata['ETag'] = 'badetag'
        write_metadata(data_file, metadata)

        odata = direct_client.direct_get_object(
            onode, opart, self.account, container, obj)[-1]
        self.assertEquals(odata, 'VERIFY')
        try:
            direct_client.direct_get_object(onode, opart, self.account,
                                            container, obj)
            raise Exception("Did not quarantine object")
        except client.ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 11
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    def run_quarantine(self):
        container = "container-%s" % uuid4()
        obj = "object-%s" % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, "VERIFY")
        metadata = read_metadata(data_file)
        metadata["ETag"] = "badetag"
        write_metadata(data_file, metadata)

        odata = direct_client.direct_get_object(
            onode, opart, self.account, container, obj, headers={"X-Backend-Storage-Policy-Index": self.policy.idx}
        )[-1]
        self.assertEquals(odata, "VERIFY")
        try:
            direct_client.direct_get_object(
                onode, opart, self.account, container, obj, headers={"X-Backend-Storage-Policy-Index": self.policy.idx}
            )
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 12
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    def run_quarantine_zero_byte_post(self):
        container = "container-zbyte-%s" % uuid4()
        obj = "object-zbyte-%s" % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, "DATA")
        metadata = read_metadata(data_file)
        unlink(data_file)

        with open(data_file, "w") as fpointer:
            write_metadata(fpointer, metadata)
        try:
            headers = {
                "X-Object-Meta-1": "One",
                "X-Object-Meta-Two": "Two",
                "X-Backend-Storage-Policy-Index": self.policy.idx,
            }
            direct_client.direct_post_object(
                onode, opart, self.account, container, obj, headers=headers, conn_timeout=1, response_timeout=1
            )
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 13
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    def run_quarantine_zero_byte_post(self):
        container = 'container-zbyte-%s' % uuid4()
        obj = 'object-zbyte-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, 'DATA')
        metadata = read_metadata(data_file)
        unlink(data_file)

        with open(data_file, 'w') as fpointer:
            write_metadata(fpointer, metadata)
        try:
            headers = {'X-Object-Meta-1': 'One', 'X-Object-Meta-Two': 'Two',
                       POLICY_INDEX: self.policy.idx}
            direct_client.direct_post_object(
                onode, opart, self.account,
                container, obj,
                headers=headers,
                conn_timeout=1,
                response_timeout=1)
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 14
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    def run_quarantine_zero_byte_head(self):
        container = 'container-zbyte-%s' % uuid4()
        obj = 'object-zbyte-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, 'DATA')
        metadata = read_metadata(data_file)
        unlink(data_file)

        with open(data_file, 'w') as fpointer:
            write_metadata(fpointer, metadata)
        try:
            direct_client.direct_head_object(
                onode,
                opart,
                self.account,
                container,
                obj,
                conn_timeout=1,
                response_timeout=1,
                headers={'X-Backend-Storage-Policy-Index': self.policy.idx})
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 15
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    def run_quarantine_range_etag(self):
        container = "container-range-%s" % uuid4()
        obj = "object-range-%s" % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, "RANGE")
        with open(data_file) as fpointer:
            metadata = read_metadata(fpointer)
        metadata["ETag"] = "badetag"
        with open(data_file) as fpointer:
            write_metadata(fpointer, metadata)
        for header, result in [
            ({"Range": "bytes=0-2"}, "RAN"),
            ({"Range": "bytes=1-11"}, "ANGE"),
            ({"Range": "bytes=0-11"}, "RANGE"),
        ]:
            odata = direct_client.direct_get_object(onode, opart, self.account, container, obj, headers=header)[-1]
            self.assertEquals(odata, result)

        try:
            direct_client.direct_get_object(onode, opart, self.account, container, obj)
            raise Exception("Did not quarantine object")
        except client.ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 16
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    def run_quarantine_range_etag(self):
        container = 'container-range-%s' % uuid4()
        obj = 'object-range-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj,
                                                        'RANGE')

        metadata = read_metadata(data_file)
        metadata['ETag'] = 'badetag'
        write_metadata(data_file, metadata)
        for header, result in [({'Range': 'bytes=0-2'}, 'RAN'),
                               ({'Range': 'bytes=1-11'}, 'ANGE'),
                               ({'Range': 'bytes=0-11'}, 'RANGE')]:
            odata = direct_client.direct_get_object(
                onode, opart, self.account, container, obj, headers=header)[-1]
            self.assertEquals(odata, result)

        try:
            direct_client.direct_get_object(onode, opart, self.account,
                                            container, obj)
            raise Exception("Did not quarantine object")
        except client.ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 17
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    def run_quarantine_range_etag(self):
        container = 'container-range-%s' % uuid4()
        obj = 'object-range-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(
            container, obj, 'RANGE')

        metadata = read_metadata(data_file)
        metadata['ETag'] = 'badetag'
        write_metadata(data_file, metadata)
        base_headers = {'X-Backend-Storage-Policy-Index': self.policy.idx}
        for header, result in [({
                'Range': 'bytes=0-2'
        }, 'RAN'), ({
                'Range': 'bytes=1-11'
        }, 'ANGE'), ({
                'Range': 'bytes=0-11'
        }, 'RANGE')]:
            req_headers = base_headers.copy()
            req_headers.update(header)
            odata = direct_client.direct_get_object(onode,
                                                    opart,
                                                    self.account,
                                                    container,
                                                    obj,
                                                    headers=req_headers)[-1]
            self.assertEquals(odata, result)

        try:
            direct_client.direct_get_object(
                onode,
                opart,
                self.account,
                container,
                obj,
                headers={'X-Backend-Storage-Policy-Index': self.policy.idx})
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 18
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    def run_quarantine(self):
        container = 'container-%s' % uuid4()
        obj = 'object-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(
            container, obj, 'VERIFY')
        # Stash the on disk data for future comparison - this may not equal
        # 'VERIFY' if for example the proxy has crypto enabled
        backend_data = direct_client.direct_get_object(
            onode,
            opart,
            self.account,
            container,
            obj,
            headers={'X-Backend-Storage-Policy-Index': self.policy.idx})[-1]

        metadata = read_metadata(data_file)
        metadata['ETag'] = 'badetag'
        write_metadata(data_file, metadata)

        odata = direct_client.direct_get_object(
            onode,
            opart,
            self.account,
            container,
            obj,
            headers={'X-Backend-Storage-Policy-Index': self.policy.idx})[-1]
        self.assertEqual(odata, backend_data)
        try:
            direct_client.direct_get_object(
                onode,
                opart,
                self.account,
                container,
                obj,
                headers={'X-Backend-Storage-Policy-Index': self.policy.idx})
            raise Exception("Did not quarantine object")
        except ClientException as err:
            self.assertEqual(err.http_status, 404)
Exemplo n.º 19
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    def run_quarantine_zero_byte_post(self):
        container = 'container-zbyte-%s' % uuid4()
        obj = 'object-zbyte-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, 'DATA')
        metadata = read_metadata(data_file)
        unlink(data_file)

        with open(data_file, 'w') as fpointer:
            write_metadata(fpointer, metadata)
        try:
            direct_client.direct_post_object(onode,
                                             opart,
                                             self.account,
                                             container,
                                             obj, {
                                                 'X-Object-Meta-1': 'One',
                                                 'X-Object-Meta-Two': 'Two'
                                             },
                                             conn_timeout=1,
                                             response_timeout=1)
            raise Exception("Did not quarantine object")
        except client.ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 20
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    def run_quarantine_range_etag(self):
        container = 'container-range-%s' % uuid4()
        obj = 'object-range-%s' % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj,
                                                        'RANGE')
        with open(data_file) as fpointer:
            metadata = read_metadata(fpointer)
        metadata['ETag'] = 'badetag'
        with open(data_file) as fpointer:
            write_metadata(fpointer, metadata)
        for header, result in [({'Range': 'bytes=0-2'}, 'RAN'),
                               ({'Range': 'bytes=1-11'}, 'ANGE'),
                               ({'Range': 'bytes=0-11'}, 'RANGE')]:
            odata = direct_client.direct_get_object(
                onode, opart, self.account, container, obj, headers=header)[-1]
            self.assertEquals(odata, result)

        try:
            direct_client.direct_get_object(onode, opart, self.account,
                                            container, obj)
            raise Exception("Did not quarantine object")
        except client.ClientException, err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 21
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    def run_quarantine_zero_byte_post(self):
        container = "container-zbyte-%s" % uuid4()
        obj = "object-zbyte-%s" % uuid4()
        onode, opart, data_file = self._setup_data_file(container, obj, "DATA")
        with open(data_file) as fpointer:
            metadata = read_metadata(fpointer)
        unlink(data_file)

        with open(data_file, "w") as fpointer:
            write_metadata(fpointer, metadata)
        try:
            direct_client.direct_post_object(
                onode,
                opart,
                self.account,
                container,
                obj,
                {"X-Object-Meta-1": "One", "X-Object-Meta-Two": "Two"},
                conn_timeout=1,
                response_timeout=1,
            )
            raise Exception("Did not quarantine object")
        except client.ClientException as err:
            self.assertEquals(err.http_status, 404)
Exemplo n.º 22
0
Arquivo: info.py Projeto: LJ-hust/HS
def print_obj(datafile, check_etag=True, swift_dir='/etc/swift',
              policy_name=''):
    """
    Display information about an object read from the datafile.
    Optionally verify the datafile content matches the ETag metadata.

    :param datafile: path on disk to object file
    :param check_etag: boolean, will read datafile content and verify
                       computed checksum matches value stored in
                       metadata.
    :param swift_dir: the path on disk to rings
    :param policy_name: optionally the name to use when finding the ring
    """
    if not os.path.exists(datafile):
        print "Data file doesn't exist"
        raise InfoSystemExit()
    if not datafile.startswith(('/', './')):
        datafile = './' + datafile

    policy_index = None
    ring = None
    datadir = DATADIR_BASE

    # try to extract policy index from datafile disk path
    policy_index = int(extract_policy(datafile) or POLICIES.legacy)

    try:
        if policy_index:
            datadir += '-' + str(policy_index)
            ring = Ring(swift_dir, ring_name='object-' + str(policy_index))
        elif policy_index == 0:
            ring = Ring(swift_dir, ring_name='object')
    except IOError:
        # no such ring
        pass

    if policy_name:
        policy = POLICIES.get_by_name(policy_name)
        if policy:
            policy_index_for_name = policy.idx
            if (policy_index is not None and
               policy_index_for_name is not None and
               policy_index != policy_index_for_name):
                print 'Attention: Ring does not match policy!'
                print 'Double check your policy name!'
            if not ring and policy_index_for_name:
                ring = POLICIES.get_object_ring(policy_index_for_name,
                                                swift_dir)
                datadir = get_data_dir(policy_index_for_name)

    with open(datafile, 'rb') as fp:
        try:
            metadata = read_metadata(fp)
        except EOFError:
            print "Invalid metadata"
            raise InfoSystemExit()

        etag = metadata.pop('ETag', '')
        length = metadata.pop('Content-Length', '')
        path = metadata.get('name', '')
        print_obj_metadata(metadata)

        # Optional integrity check; it's useful, but slow.
        file_len = None
        if check_etag:
            h = md5()
            file_len = 0
            while True:
                data = fp.read(64 * 1024)
                if not data:
                    break
                h.update(data)
                file_len += len(data)
            h = h.hexdigest()
            if etag:
                if h == etag:
                    print 'ETag: %s (valid)' % etag
                else:
                    print ("ETag: %s doesn't match file hash of %s!" %
                           (etag, h))
            else:
                print 'ETag: Not found in metadata'
        else:
            print 'ETag: %s (not checked)' % etag
            file_len = os.fstat(fp.fileno()).st_size

        if length:
            if file_len == int(length):
                print 'Content-Length: %s (valid)' % length
            else:
                print ("Content-Length: %s doesn't match file length of %s"
                       % (length, file_len))
        else:
            print 'Content-Length: Not found in metadata'

        account, container, obj = path.split('/', 3)[1:]
        if ring:
            print_ring_locations(ring, datadir, account, container, obj,
                                 policy_index=policy_index)
Exemplo n.º 23
0
    def object_audit(self, path, device, partition):
        """
        Audits the given object path.

        :param path: a path to an object
        :param device: the device the path is on
        :param partition: the partition the path is on
        """
        try:
            try:
                name = diskfile.read_metadata(path)['name']
            except (Exception, Timeout) as exc:
                raise AuditException('Error when reading metadata: %s' % exc)
            _junk, account, container, obj = name.split('/', 3)
            df = self.diskfile_mgr.get_diskfile(device, partition, account,
                                                container, obj)
            try:
                with df.open():
                    metadata = df.get_metadata()
                    obj_size = int(metadata['Content-Length'])
                    if self.stats_sizes:
                        self.record_stats(obj_size)
                    if self.zero_byte_only_at_fps and obj_size:
                        self.passes += 1
                        return
                    reader = df.reader()
                with closing(reader):
                    for chunk in reader:
                        chunk_len = len(chunk)
                        self.bytes_running_time = ratelimit_sleep(
                            self.bytes_running_time,
                            self.max_bytes_per_second,
                            incr_by=chunk_len)
                        self.bytes_processed += chunk_len
                        self.total_bytes_processed += chunk_len
                if reader.was_quarantined:
                    self.quarantines += 1
                    self.logger.error(
                        _('ERROR Object %(obj)s failed audit and'
                          ' was quarantined: %(err)s'), {
                              'obj': path,
                              'err': reader.was_quarantined
                          })
                    return
            except DiskFileNotExist:
                return
        except DiskFileQuarantined as err:
            self.quarantines += 1
            self.logger.error(
                _('ERROR Object %(obj)s failed audit and was'
                  ' quarantined: %(err)s'), {
                      'obj': path,
                      'err': err
                  })
        except AuditException as err:
            self.logger.increment('quarantines')
            self.quarantines += 1
            self.logger.error(
                _('ERROR Object %(obj)s failed audit and will'
                  ' be quarantined: %(err)s'), {
                      'obj': path,
                      'err': err
                  })
            diskfile.quarantine_renamer(os.path.join(self.devices, device),
                                        path)
            return
        self.passes += 1
Exemplo n.º 24
0
    def object_audit(self, path, device, partition):
        """
        Audits the given object path.

        :param path: a path to an object
        :param device: the device the path is on
        :param partition: the partition the path is on
        """
        try:
            try:
                name = diskfile.read_metadata(path)['name']
            except (Exception, Timeout) as exc:
                raise AuditException('Error when reading metadata: %s' % exc)
            _junk, account, container, obj = name.split('/', 3)
            df = diskfile.DiskFile(self.devices,
                                   device,
                                   partition,
                                   account,
                                   container,
                                   obj,
                                   self.logger,
                                   keep_data_fp=True)
            try:
                try:
                    obj_size = df.get_data_file_size()
                except DiskFileNotExist:
                    return
                except DiskFileError as e:
                    raise AuditException(str(e))
                if self.stats_sizes:
                    self.record_stats(obj_size)
                if self.zero_byte_only_at_fps and obj_size:
                    self.passes += 1
                    return
                for chunk in df:
                    self.bytes_running_time = ratelimit_sleep(
                        self.bytes_running_time,
                        self.max_bytes_per_second,
                        incr_by=len(chunk))
                    self.bytes_processed += len(chunk)
                    self.total_bytes_processed += len(chunk)
                df.close()
                if df.quarantined_dir:
                    self.quarantines += 1
                    self.logger.error(
                        _("ERROR Object %(path)s failed audit and will be "
                          "quarantined: ETag and file's md5 do not match"),
                        {'path': path})
            finally:
                df.close(verify_file=False)
        except AuditException as err:
            self.logger.increment('quarantines')
            self.quarantines += 1
            self.logger.error(
                _('ERROR Object %(obj)s failed audit and will '
                  'be quarantined: %(err)s'), {
                      'obj': path,
                      'err': err
                  })
            diskfile.quarantine_renamer(os.path.join(self.devices, device),
                                        path)
            return
        except (Exception, Timeout):
            self.logger.increment('errors')
            self.errors += 1
            self.logger.exception(_('ERROR Trying to audit %s'), path)
            return
        self.passes += 1