116 lines
3.9 KiB
Python
116 lines
3.9 KiB
Python
# 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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import os
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import shlex
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import six
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import subprocess
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import time
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from tempest.lib.cli import base
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from tempest.lib import exceptions
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class GnocchiClient(object):
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"""Gnocchi Client for tempest-lib
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This client doesn't use any authentication system
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"""
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def __init__(self):
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self.cli_dir = os.environ.get('GNOCCHI_CLIENT_EXEC_DIR')
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self.endpoint = os.environ.get('PIFPAF_GNOCCHI_HTTP_URL')
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def gnocchi(self, action, flags='', params='',
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fail_ok=False, merge_stderr=False, input=None):
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creds = ("--os-auth-plugin gnocchi-basic "
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"--user admin "
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"--endpoint %s") % self.endpoint
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flags = creds + ' ' + flags
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# FIXME(sileht): base.execute is broken in py3 in tempest-lib
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# see: https://review.openstack.org/#/c/218870/
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# return base.execute("gnocchi", action, flags, params, fail_ok,
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# merge_stderr, self.cli_dir)
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cmd = "gnocchi"
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# from fixed tempestlib
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cmd = ' '.join([os.path.join(self.cli_dir, cmd),
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flags, action, params])
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if six.PY2:
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cmd = cmd.encode('utf-8')
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cmd = shlex.split(cmd)
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result = ''
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result_err = ''
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stdin = None if input is None else subprocess.PIPE
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stdout = subprocess.PIPE
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stderr = subprocess.STDOUT if merge_stderr else subprocess.PIPE
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proc = subprocess.Popen(cmd, stdin=stdin, stdout=stdout, stderr=stderr)
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result, result_err = proc.communicate(input=input)
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if not fail_ok and proc.returncode != 0:
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raise exceptions.CommandFailed(proc.returncode,
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cmd,
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result,
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result_err)
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if six.PY2:
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return result
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else:
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return os.fsdecode(result)
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class ClientTestBase(base.ClientTestBase):
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"""Base class for gnocchiclient tests.
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Establishes the gnocchi client and retrieves the essential environment
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information.
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"""
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def _get_clients(self):
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return GnocchiClient()
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def retry_gnocchi(self, retry, *args, **kwargs):
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result = ""
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while not result.strip() and retry > 0:
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result = self.gnocchi(*args, **kwargs)
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if not result:
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time.sleep(1)
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retry -= 1
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return result
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def gnocchi(self, *args, **kwargs):
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return self.clients.gnocchi(*args, **kwargs)
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def details_multiple(self, output_lines, with_label=False):
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"""Return list of dicts with item details from cli output tables.
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If with_label is True, key '__label' is added to each items dict.
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For more about 'label' see OutputParser.tables().
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NOTE(sileht): come from tempest-lib just because cliff use
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Field instead of Property as first columun header.
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"""
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items = []
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tables_ = self.parser.tables(output_lines)
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for table_ in tables_:
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if ('Field' not in table_['headers']
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or 'Value' not in table_['headers']):
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raise exceptions.InvalidStructure()
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item = {}
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for value in table_['values']:
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item[value[0]] = value[1]
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if with_label:
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item['__label'] = table_['label']
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items.append(item)
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return items
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