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-rw-r--r--vicn/resource/linux/folder.py88
1 files changed, 88 insertions, 0 deletions
diff --git a/vicn/resource/linux/folder.py b/vicn/resource/linux/folder.py
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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# Copyright (c) 2017 Cisco and/or its affiliates.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+from netmodel.model.key import Key
+from netmodel.model.type import String, Bool, Integer
+from vicn.core.attribute import Attribute, Multiplicity
+from vicn.core.exception import ResourceNotFound
+from vicn.core.resource import Resource
+from vicn.core.task import BashTask, inline_task, EmptyTask
+from vicn.resource.node import Node
+
+CREATE_FOLDER_CMD = "mkdir -p {folder.foldername}"
+DELETE_FOLDER_CMD = "rm -f {folder.foldername}"
+
+GET_FOLDER_CMD = 'test -d {folder.foldername} && readlink -e {folder.foldername}'
+
+SET_FOLDER_PERMISSION_CMD = 'chmod {folder.permission} {folder.foldername}'
+
+class Folder(Resource):
+ """
+ Resource: Folder
+ """
+ foldername = Attribute(String, description = 'Path to the folder',
+ mandatory = True)
+ node = Attribute(Node, description = 'Node on which the directory is created',
+ mandatory = True,
+ multiplicity = Multiplicity.ManyToOne,
+ reverse_name = 'folders',
+ reverse_description = 'Folders created on the node')
+ overwrite = Attribute(Bool,
+ description = 'Determines whether an existing folder is overwritten',
+ default = False)
+ permission = Attribute(Integer,
+ description = 'Permission to set in the folder',
+ default = 775)
+
+ __key__ = Key(node, foldername)
+ #--------------------------------------------------------------------------
+ # Resource lifecycle
+ #--------------------------------------------------------------------------
+
+ @inline_task
+ def __get__(self):
+ # UGLY
+# @inline_task
+# def not_found():
+ raise ResourceNotFound
+
+ # if self.overwrite:
+ # return not_found()
+
+ # def is_path (rv):
+ # if rv is None or rv.stdout is None or len(rv.stdout) == 0 or \
+ # rv.return_value != 0:
+ # raise ResourceNotFound
+ # return {} # 'filename': rv.stdout}
+
+ # create = BashTask(self.node, GET_FOLDER_CMD, {"folder": self}, parse=is_path)
+
+ # return create
+
+ def __create__(self):
+ ctask = BashTask(self.node, CREATE_FOLDER_CMD, {"folder": self})
+
+ if self.overwrite:
+ ctask = BashTask(self.node, DELETE_FOLDER_CMD, {'folder': self}) > ctask
+
+ set_permission = BashTask(self.node, SET_FOLDER_PERMISSION_CMD, {"folder": self})
+
+ return ctask > set_permission
+
+ def __delete__(self):
+ return BashTask(self.node, DELETE_FOLFER_CMD, { "folder" : self})