charm-ceph-mon/unit_tests/test_action_list_crush_rule...

156 lines
4.8 KiB
Python

#!/usr/bin/env python3
#
# Copyright 2022 Canonical Ltd
#
# 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.
import json
import yaml
from actions import list_crush_rules
from test_utils import CharmTestCase
class ListCrushRulesTestCase(CharmTestCase):
ceph_osd_crush_rule_dump = b"""
[
{
"rule_id": 0,
"rule_name": "replicated_rule",
"ruleset": 0,
"type": 1,
"min_size": 1,
"max_size": 10,
"steps": [
{
"op": "take",
"item": -1,
"item_name": "default"
},
{
"op": "chooseleaf_firstn",
"num": 0,
"type": "host"
},
{
"op": "emit"
}
]
},
{
"rule_id": 1,
"rule_name": "test-host",
"ruleset": 1,
"type": 1,
"min_size": 1,
"max_size": 10,
"steps": [
{
"op": "take",
"item": -1,
"item_name": "default"
},
{
"op": "chooseleaf_firstn",
"num": 0,
"type": "host"
},
{
"op": "emit"
}
]
},
{
"rule_id": 2,
"rule_name": "test-chassis",
"ruleset": 2,
"type": 1,
"min_size": 1,
"max_size": 10,
"steps": [
{
"op": "take",
"item": -1,
"item_name": "default"
},
{
"op": "chooseleaf_firstn",
"num": 0,
"type": "chassis"
},
{
"op": "emit"
}
]
},
{
"rule_id": 3,
"rule_name": "test-rack-hdd",
"ruleset": 3,
"type": 1,
"min_size": 1,
"max_size": 10,
"steps": [
{
"op": "take",
"item": -2,
"item_name": "default~hdd"
},
{
"op": "chooseleaf_firstn",
"num": 0,
"type": "rack"
},
{
"op": "emit"
}
]
}
]
"""
def setUp(self):
super(ListCrushRulesTestCase, self).setUp(
list_crush_rules, ["check_output", "function_fail", "function_get",
"function_set"])
self.function_get.return_value = "json" # format=json
self.check_output.return_value = self.ceph_osd_crush_rule_dump
def test_getting_list_crush_rules_text_format(self):
"""Test getting list of crush rules in text format."""
self.function_get.return_value = "text"
list_crush_rules.main()
self.function_get.assert_called_once_with("format")
self.function_set.assert_called_once_with(
{"message": "(0, replicated_rule),(1, test-host),"
"(2, test-chassis),(3, test-rack-hdd)"})
def test_getting_list_crush_rules_json_format(self):
"""Test getting list of crush rules in json format."""
crush_rules = self.ceph_osd_crush_rule_dump.decode("UTF-8")
crush_rules = json.loads(crush_rules)
self.function_get.return_value = "json"
list_crush_rules.main()
self.function_get.assert_called_once_with("format")
self.function_set.assert_called_once_with(
{"message": json.dumps(crush_rules)})
def test_getting_list_crush_rules_yaml_format(self):
"""Test getting list of crush rules in yaml format."""
crush_rules = self.ceph_osd_crush_rule_dump.decode("UTF-8")
crush_rules = json.loads(crush_rules)
self.function_get.return_value = "yaml"
list_crush_rules.main()
self.function_get.assert_called_once_with("format")
self.function_set.assert_called_once_with(
{"message": yaml.dump(crush_rules)})