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# -*- coding: utf-8 -*-
from __future__ import absolute_import
import uuid
from contextlib import contextmanager
from mock import patch
from . import ControllerTestCase
from ..controllers.osd import Osd
from .. import mgr
from .helper import update_dict
try:
from typing import List, Dict, Any # pylint: disable=unused-import
except ImportError:
pass # Only requried for type hints
class OsdHelper(object):
DEFAULT_OSD_IDS = [0, 1, 2]
@staticmethod
def _gen_osdmap_tree_node(node_id, node_type, children=None, update_data=None):
# type: (int, str, List[int], Dict[str, Any]) -> Dict[str, Any]
assert node_type in ['root', 'host', 'osd']
if node_type in ['root', 'host']:
assert children is not None
node_types = {
'root': {
'id': node_id,
'name': 'default',
'type': 'root',
'type_id': 10,
'children': children,
},
'host': {
'id': node_id,
'name': 'ceph-1',
'type': 'host',
'type_id': 1,
'pool_weights': {},
'children': children,
},
'osd': {
'id': node_id,
'device_class': 'hdd',
'type': 'osd',
'type_id': 0,
'crush_weight': 0.009796142578125,
'depth': 2,
'pool_weights': {},
'exists': 1,
'status': 'up',
'reweight': 1.0,
'primary_affinity': 1.0,
'name': 'osd.{}'.format(node_id),
}
}
node = node_types[node_type]
return update_dict(node, update_data) if update_data else node
@staticmethod
def _gen_osd_stats(osd_id, update_data=None):
# type: (int, Dict[str, Any]) -> Dict[str, Any]
stats = {
'osd': osd_id,
'up_from': 11,
'seq': 47244640581,
'num_pgs': 50,
'kb': 10551288,
'kb_used': 1119736,
'kb_used_data': 5504,
'kb_used_omap': 0,
'kb_used_meta': 1048576,
'kb_avail': 9431552,
'statfs': {
'total': 10804518912,
'available': 9657909248,
'internally_reserved': 1073741824,
'allocated': 5636096,
'data_stored': 102508,
'data_compressed': 0,
'data_compressed_allocated': 0,
'data_compressed_original': 0,
'omap_allocated': 0,
'internal_metadata': 1073741824
},
'hb_peers': [0, 1],
'snap_trim_queue_len': 0,
'num_snap_trimming': 0,
'op_queue_age_hist': {
'histogram': [],
'upper_bound': 1
},
'perf_stat': {
'commit_latency_ms': 0.0,
'apply_latency_ms': 0.0,
'commit_latency_ns': 0,
'apply_latency_ns': 0
},
'alerts': [],
}
return stats if not update_data else update_dict(stats, update_data)
@staticmethod
def _gen_osd_map_osd(osd_id):
# type: (int) -> Dict[str, Any]
return {
'osd': osd_id,
'up': 1,
'in': 1,
'weight': 1.0,
'primary_affinity': 1.0,
'last_clean_begin': 0,
'last_clean_end': 0,
'up_from': 5,
'up_thru': 21,
'down_at': 0,
'lost_at': 0,
'public_addrs': {
'addrvec': [{
'type': 'v2',
'nonce': 1302,
'addr': '172.23.0.2:6802'
}, {
'type': 'v1',
'nonce': 1302,
'addr': '172.23.0.2:6803'
}]
},
'cluster_addrs': {
'addrvec': [{
'type': 'v2',
'nonce': 1302,
'addr': '172.23.0.2:6804'
}, {
'type': 'v1',
'nonce': 1302,
'addr': '172.23.0.2:6805'
}]
},
'heartbeat_back_addrs': {
'addrvec': [{
'type': 'v2',
'nonce': 1302,
'addr': '172.23.0.2:6808'
}, {
'type': 'v1',
'nonce': 1302,
'addr': '172.23.0.2:6809'
}]
},
'heartbeat_front_addrs': {
'addrvec': [{
'type': 'v2',
'nonce': 1302,
'addr': '172.23.0.2:6806'
}, {
'type': 'v1',
'nonce': 1302,
'addr': '172.23.0.2:6807'
}]
},
'state': ['exists', 'up'],
'uuid': str(uuid.uuid4()),
'public_addr': '172.23.0.2:6803/1302',
'cluster_addr': '172.23.0.2:6805/1302',
'heartbeat_back_addr': '172.23.0.2:6809/1302',
'heartbeat_front_addr': '172.23.0.2:6807/1302',
'id': osd_id,
}
@classmethod
def gen_osdmap(cls, ids=None):
# type: (List[int]) -> Dict[str, Any]
return {str(i): cls._gen_osd_map_osd(i) for i in ids or cls.DEFAULT_OSD_IDS}
@classmethod
def gen_osd_stats(cls, ids=None):
# type: (List[int]) -> List[Dict[str, Any]]
return [cls._gen_osd_stats(i) for i in ids or cls.DEFAULT_OSD_IDS]
@classmethod
def gen_osdmap_tree_nodes(cls, ids=None):
# type: (List[int]) -> List[Dict[str, Any]]
return [
cls._gen_osdmap_tree_node(-1, 'root', [-3]),
cls._gen_osdmap_tree_node(-3, 'host', ids or cls.DEFAULT_OSD_IDS),
] + [cls._gen_osdmap_tree_node(node_id, 'osd') for node_id in ids or cls.DEFAULT_OSD_IDS]
@classmethod
def gen_mgr_get_counter(cls):
# type: () -> List[List[int]]
return [[1551973855, 35], [1551973860, 35], [1551973865, 35], [1551973870, 35]]
class OsdTest(ControllerTestCase):
@classmethod
def setup_server(cls):
Osd._cp_config['tools.authenticate.on'] = False # pylint: disable=protected-access
cls.setup_controllers([Osd])
@contextmanager
def _mock_osd_list(self, osd_stat_ids, osdmap_tree_node_ids, osdmap_ids):
def mgr_get_replacement(*args, **kwargs):
method = args[0] or kwargs['method']
if method == 'osd_stats':
return {'osd_stats': OsdHelper.gen_osd_stats(osd_stat_ids)}
if method == 'osd_map_tree':
return {'nodes': OsdHelper.gen_osdmap_tree_nodes(osdmap_tree_node_ids)}
raise NotImplementedError()
def mgr_get_counter_replacement(svc_type, _, path):
if svc_type == 'osd':
return {path: OsdHelper.gen_mgr_get_counter()}
raise NotImplementedError()
with patch.object(Osd, 'get_osd_map', return_value=OsdHelper.gen_osdmap(osdmap_ids)):
with patch.object(mgr, 'get', side_effect=mgr_get_replacement):
with patch.object(mgr, 'get_counter', side_effect=mgr_get_counter_replacement):
with patch.object(mgr, 'get_latest', return_value=1146609664):
yield
def test_osd_list_aggregation(self):
"""
This test emulates the state of a cluster where an OSD has only been
removed (with e.g. `ceph osd rm`), but it hasn't been removed from the
CRUSH map. Ceph reports a health warning alongside a `1 osds exist in
the crush map but not in the osdmap` warning in such a case.
"""
osds_actual = [0, 1]
osds_leftover = [0, 1, 2]
with self._mock_osd_list(osd_stat_ids=osds_actual, osdmap_tree_node_ids=osds_leftover,
osdmap_ids=osds_actual):
self._get('/api/osd')
self.assertEqual(len(self.jsonBody()), 2, 'It should display two OSDs without failure')
self.assertStatus(200)
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