예제 #1
0
파일: ocs.py 프로젝트: mirekdlugosz/ocs-ci
class OCS(object):
    """
    Base OCSClass
    """
    def __init__(self, **kwargs):
        """
        Initializer function

        Args:
            kwargs (dict):
                1) For existing resource, use OCP.reload() to get the
                resource's dictionary and use it to pass as **kwargs
                2) For new resource, use yaml files templates under
                /templates/CSI like:
                obj_dict = load_yaml(
                    os.path.join(
                        TEMPLATE_DIR, "some_resource.yaml"
                        )
                    )
        """
        self.data = kwargs
        self._api_version = self.data.get('api_version')
        self._kind = self.data.get('kind')
        self._namespace = None
        if 'metadata' in self.data:
            self._namespace = self.data.get('metadata').get('namespace')
            self._name = self.data.get('metadata').get('name')
        self.ocp = OCP(api_version=self._api_version,
                       kind=self.kind,
                       namespace=self._namespace)
        self.temp_yaml = tempfile.NamedTemporaryFile(mode='w+',
                                                     prefix=self._kind,
                                                     delete=False)
        # This _is_delete flag is set to True if the delete method was called
        # on object of this class and was successfull.
        self._is_deleted = False

    @property
    def api_version(self):
        return self._api_version

    @property
    def kind(self):
        return self._kind

    @property
    def namespace(self):
        return self._namespace

    @property
    def name(self):
        return self._name

    @property
    def is_deleted(self):
        return self._is_deleted

    def reload(self):
        """
        Reloading the OCS instance with the new information from its actual
        data.
        After creating a resource from a yaml file, the actual yaml file is
        being changed and more information about the resource is added.
        """
        self.data = self.get()
        self.__init__(**self.data)

    def get(self, out_yaml_format=True):
        return self.ocp.get(resource_name=self.name,
                            out_yaml_format=out_yaml_format)

    def describe(self):
        return self.ocp.describe(resource_name=self.name)

    def create(self, do_reload=True):
        log.info(f"Adding {self.kind} with name {self.name}")
        templating.dump_data_to_temp_yaml(self.data, self.temp_yaml.name)
        status = self.ocp.create(yaml_file=self.temp_yaml.name)
        if do_reload:
            self.reload()
        return status

    def delete(self, wait=True, force=False):
        """
        Delete the OCS object if its not already deleted
        (using the internal is_deleted flag)

        Args:
            wait (bool): Wait for object to be deleted
            force (bool): Force delete object

        Returns:
            bool: True if deleted, False otherwise

        """
        # Avoid accidental delete of default storageclass and secret
        if (self.name == constants.DEFAULT_STORAGECLASS_CEPHFS
                or self.name == constants.DEFAULT_STORAGECLASS_RBD):
            log.info(f"Attempt to delete default Secret or StorageClass")
            return

        if self._is_deleted:
            log.info(f"Attempt to remove resource: {self.name} which is"
                     f"already deleted! Skipping delete of this resource!")
            result = True
        else:
            result = self.ocp.delete(resource_name=self.name,
                                     wait=wait,
                                     force=force)
            self._is_deleted = True
        return result

    def apply(self, **data):
        with open(self.temp_yaml.name, 'w') as yaml_file:
            yaml.dump(data, yaml_file)
        assert self.ocp.apply(
            yaml_file=self.temp_yaml.name), (f"Failed to apply changes {data}")
        self.reload()

    def add_label(self, label):
        """
        Addss a new label

        Args:
            label (str): New label to be assigned for this pod
                E.g: "label=app='rook-ceph-mds'"
        """
        status = self.ocp.add_label(resource_name=self.name, label=label)
        self.reload()
        return status

    def delete_temp_yaml_file(self):
        utils.delete_file(self.temp_yaml.name)
예제 #2
0
class OCS(object):
    """
    Base OCSClass
    """
    def __init__(self, **kwargs):
        """
        Initializer function

        Args:
            kwargs (dict):
                1) For existing resource, use OCP.reload() to get the
                resource's dictionary and use it to pass as **kwargs
                2) For new resource, use yaml files templates under
                /templates/CSI like:
                obj_dict = load_yaml_to_dict(
                    os.path.join(
                        TEMPLATE_DIR, "some_resource.yaml"
                        )
                    )
        """
        self.data = kwargs
        self._api_version = self.data.get('api_version')
        self._kind = self.data.get('kind')
        self._namespace = None
        if 'metadata' in self.data:
            self._namespace = self.data.get('metadata').get('namespace')
            self._name = self.data.get('metadata').get('name')
        self.ocp = OCP(api_version=self._api_version,
                       kind=self.kind,
                       namespace=self._namespace)
        self.temp_yaml = tempfile.NamedTemporaryFile(mode='w+',
                                                     prefix=self._kind,
                                                     delete=False)

    @property
    def api_version(self):
        return self._api_version

    @property
    def kind(self):
        return self._kind

    @property
    def namespace(self):
        return self._namespace

    @property
    def name(self):
        return self._name

    def reload(self):
        """
        Reloading the OCS instance with the new information from its actual
        data.
        After creating a resource from a yaml file, the actual yaml file is
        being changed and more information about the resource is added.
        """
        self.data = self.get()
        self.__init__(**self.data)

    def get(self, out_yaml_format=True):
        return self.ocp.get(resource_name=self.name,
                            out_yaml_format=out_yaml_format)

    def create(self):
        log.info(f"Adding {self.kind} with name {self.name}")
        templating.dump_dict_to_temp_yaml(self.data, self.temp_yaml.name)
        status = self.ocp.create(yaml_file=self.temp_yaml.name)
        self.reload()
        return status

    def delete(self, wait=True):
        return self.ocp.delete(resource_name=self.name, wait=wait)

    def apply(self, **data):
        with open(self.temp_yaml.name, 'w') as yaml_file:
            yaml.dump(data, yaml_file)
        assert self.ocp.apply(
            yaml_file=self.temp_yaml.name), (f"Failed to apply changes {data}")
        self.reload()

    def add_label(self, label):
        """
        Addss a new label

        Args:
            label (str): New label to be assigned for this pod
                E.g: "label=app='rook-ceph-mds'"
        """
        status = self.ocp.add_label(resource_name=self.name, label=label)
        self.reload()
        return status

    def delete_temp_yaml_file(self):
        utils.delete_file(self.temp_yaml.name)