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# Copyright 2018 Telefonica |
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# |
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# All Rights Reserved. |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); you may |
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# not use this file except in compliance with the License. You may obtain |
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# a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
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# License for the specific language governing permissions and limitations |
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# under the License. |
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""" |
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OSM package API handling |
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""" |
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# from os import stat |
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# from os.path import basename |
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from osmclient.common.exceptions import ClientException |
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from osmclient.common.exceptions import NotFound |
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from osmclient.common import utils |
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import json |
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import logging |
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import os.path |
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class Package(object): |
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def __init__(self, http=None, client=None): |
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self._client = client |
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self._http = http |
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self._logger = logging.getLogger("osmclient") |
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def get_key_val_from_pkg(self, descriptor_file): |
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self._logger.debug("") |
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return utils.get_key_val_from_pkg(descriptor_file) |
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def _wait_for_package(self, pkg_type): |
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self._logger.debug("") |
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if "vnfd" in pkg_type["type"]: |
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get_method = self._client.vnfd.get |
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elif "nsd" in pkg_type["type"]: |
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get_method = self._client.nsd.get |
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else: |
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raise ClientException("no valid package type found") |
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# helper method to check if pkg exists |
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def check_exists(func): |
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self._logger.debug("") |
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try: |
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func() |
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except NotFound: |
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return False |
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return True |
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return utils.wait_for_value( |
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lambda: check_exists(lambda: get_method(pkg_type["name"])) |
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) |
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def wait_for_upload(self, filename): |
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"""wait(block) for an upload to succeed. |
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The filename passed is assumed to be a descriptor tarball. |
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""" |
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self._logger.debug("") |
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self._client.get_token() |
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pkg_type = utils.get_key_val_from_pkg(filename) |
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if pkg_type is None: |
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raise ClientException("Cannot determine package type") |
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if not self._wait_for_package(pkg_type): |
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raise ClientException("package {} failed to upload".format(filename)) |
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def upload(self, filename, skip_charm_build=False): |
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self._logger.debug("") |
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if os.path.isdir(filename): |
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filename = filename.rstrip("/") |
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filename = self._client.package_tool.build( |
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filename, skip_validation=False, skip_charm_build=skip_charm_build |
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) |
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self.upload(filename) |
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else: |
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self._client.get_token() |
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pkg_type = utils.get_key_val_from_pkg(filename) |
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if pkg_type is None: |
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raise ClientException("Cannot determine package type") |
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if pkg_type["type"] == "nsd": |
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endpoint = "/nsd/v1/ns_descriptors_content" |
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else: |
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endpoint = "/vnfpkgm/v1/vnf_packages_content" |
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# endpoint = '/nsds' if pkg_type['type'] == 'nsd' else '/vnfds' |
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# print('Endpoint: {}'.format(endpoint)) |
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headers = self._client._headers |
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if filename.endswith(".tar.gz"): |
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headers["Content-Type"] = "application/gzip" |
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else: |
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headers["Content-Type"] = "application/zip" |
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# headers['Content-Type'] = 'application/binary' |
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# Next three lines are to be removed in next version |
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# headers['Content-Filename'] = basename(filename) |
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# file_size = stat(filename).st_size |
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# headers['Content-Range'] = 'bytes 0-{}/{}'.format(file_size - 1, file_size) |
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headers["Content-File-MD5"] = utils.md5(filename) |
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http_header = [ |
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"{}: {}".format(key, val) for (key, val) in list(headers.items()) |
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] |
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self._http.set_http_header(http_header) |
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http_code, resp = self._http.post_cmd(endpoint=endpoint, filename=filename) |
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# print('HTTP CODE: {}'.format(http_code)) |
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# print('RESP: {}'.format(resp)) |
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# if http_code in (200, 201, 202, 204): |
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if resp: |
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resp = json.loads(resp) |
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if not resp or "id" not in resp: |
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raise ClientException( |
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"unexpected response from server - {}".format(resp) |
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) |
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print(resp["id"]) |
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# else: |
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# msg = "" |
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# if resp: |
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# try: |
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# msg = json.loads(resp) |
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# except ValueError: |
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# msg = resp |
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# raise ClientException("failed to upload package - {}".format(msg)) |
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