def _write_cache_tier_defaults(self):
if not self._cluster_info.get('cache_tier_defaults', None):
return True
cache_tier_defaults = self._cluster_info['cache_tier_defaults']
LOG.info("CLUSTER INFO")
LOG.info(cache_tier_defaults)
name_list = []
sets = db.vsm_settings_get_all(self._context)
db_list = [s.name for s in sets]
for setting in cache_tier_defaults:
LOG.info(setting)
name = setting.get('name', None)
value = setting.get('default_value', None)
if not name in db_list:
try:
if not value.isdigit():
value = float(value)
except ValueError:
value = None
except AttributeError:
value = None
if not value:
LOG.warn('The default value of %s should be digit. Load default value ...' % name)
value = FLAGS.get(name, None)
if not value:
LOG.warn('Failed to load the default value of %s.' % name)
try:
raise exception.GetNoneError
except exception.GetNoneError as e:
LOG.error("%s:%s" %(e.code, e.message))
ret = False
continue
setting['value'] = value
ref = db.vsm_settings_update_or_create(self._context, setting)
name_list.append(name)
def detail(self, req):
"""Get a detailed vsm setting list."""
context = req.environ['vsm.context']
settings = db.vsm_settings_get_all(context)
LOG.info('vsm/api/v1/vsm_settings.py settings:%s' % settings)
return self._view_builder.detail(req, settings)
def index(self, req):
"""Get a vsm setting list."""
context = req.environ['vsm.context']
settings = db.vsm_settings_get_all(context)
LOG.info('vsm/api/v1/vsm_settings.py settings:%s' % settings)
return self._view_builder.index(req, settings)
def _compute_pg_num(self, context, osd_num, replication_num):
"""compute pg_num"""
try:
pg_count_factor = 200
settings = db.vsm_settings_get_all(context)
for setting in settings:
if setting['name'] == 'pg_count_factor':
pg_count_factor = int(setting['value'])
pg_num = pg_count_factor * osd_num//replication_num
except ZeroDivisionError,e:
raise exc.HTTPBadRequest(explanation=str(e))
def _compute_pg_num(self, context, osd_num, replication_num):
"""compute pg_num"""
try:
pg_count_factor = 200
settings = db.vsm_settings_get_all(context)
for setting in settings:
if setting['name'] == 'pg_count_factor':
pg_count_factor = int(setting['value'])
pg_num = pg_count_factor * osd_num//replication_num
except ZeroDivisionError,e:
raise exc.HTTPBadRequest(explanation=str(e))
def _write_cache_tier_defaults(self):
if not self._cluster_info.get('cache_tier_defaults', None):
return True
cache_tier_defaults = self._cluster_info['cache_tier_defaults']
LOG.info("CLUSTER INFO")
LOG.info(cache_tier_defaults)
name_list = []
sets = db.vsm_settings_get_all(self._context)
db_list = [s.name for s in sets]
for setting in cache_tier_defaults:
LOG.info(setting)
name = setting.get('name', None)
value = setting.get('default_value', None)
if not name in db_list:
try:
if not value.isdigit():
value = float(value)
except ValueError:
value = None
except AttributeError:
value = None
if not value:
LOG.warn(
'The default value of %s should be digit. Load default value ...'
% name)
value = FLAGS.get(name, None)
if not value:
LOG.warn('Failed to load the default value of %s.' %
name)
try:
raise exception.GetNoneError
except exception.GetNoneError as e:
LOG.error("%s:%s" % (e.code, e.message))
ret = False
continue
setting['value'] = value
ref = db.vsm_settings_update_or_create(self._context, setting)
name_list.append(name)
def settings_get_all(self, context):
return db.vsm_settings_get_all(context)
def _write_vsm_settings(self):
"""Writing vsm settings into DB.
[settings]
#format [key] [default_value]
storage_group_near_full_threshold 65
storage_group_full_threshold 85
"""
ret = True
setting_list = self._cluster_info['settings']
name_list = list()
sets = db.vsm_settings_get_all(self._context)
db_list = [s.name for s in sets]
LOG.debug('vsm settings already exists in db: %s' % db_list)
for setting in setting_list:
try:
name = setting.get('name', None)
value = setting.get('default_value', None)
# The setting does not exist in db.
if not name in db_list:
if not value or not value.isdigit():
LOG.warn(
'The default value of %s should be digit. Load default value ...'
% name)
value = FLAGS.get(name, None)
if not value:
LOG.warn(
'Failed to load the default value of %s.' %
name)
try:
raise exception.GetNoneError
except exception.GetNoneError as e:
LOG.error("%s:%s" % (e.code, e.message))
ret = False
continue
setting['value'] = value
ref = db.vsm_settings_update_or_create(
self._context, setting)
name_list.append(name)
except:
ret = False
LOG.error('Failed to load setting %s.' % name)
continue
# load other default vsm settings from flags
setting_list = name_list + db_list
LOG.debug('settings loaded: %s' % setting_list)
for ss in flags.vsm_settings_opts:
if not ss.name in setting_list:
try:
val = {
'name': ss.name,
'value': str(ss.default),
'default_value': str(ss.default)
}
ref = db.vsm_settings_update_or_create(self._context, val)
except:
ret = False
LOG.error('Failed to load setting %s from flags.' % name)
continue
return ret
def _write_vsm_settings(self):
"""Writing vsm settings into DB.
[settings]
#format [key] [default_value]
storage_group_near_full_threshold 65
storage_group_full_threshold 85
"""
ret = True
setting_list = self._cluster_info['settings']
name_list = list()
sets = db.vsm_settings_get_all(self._context)
db_list = [s.name for s in sets]
LOG.debug('vsm settings already exists in db: %s' % db_list)
for setting in setting_list:
try:
name = setting.get('name', None)
value = setting.get('default_value', None)
# The setting does not exist in db.
if not name in db_list:
if not value or not value.isdigit():
LOG.warn('The default value of %s should be digit. Load default value ...' % name)
value = FLAGS.get(name, None)
if not value:
LOG.warn('Failed to load the default value of %s.' % name)
try:
raise exception.GetNoneError
except exception.GetNoneError as e:
LOG.error("%s:%s" %(e.code, e.message))
ret = False
continue
setting['value'] = value
ref = db.vsm_settings_update_or_create(self._context,
setting)
name_list.append(name)
except:
ret = False
LOG.error('Failed to load setting %s.' % name)
continue
# load other default vsm settings from flags
setting_list = name_list + db_list
LOG.debug('settings loaded: %s' % setting_list)
for ss in flags.vsm_settings_opts:
if not ss.name in setting_list:
try:
val = {
'name': ss.name,
'value': str(ss.default),
'default_value': str(ss.default)
}
ref = db.vsm_settings_update_or_create(self._context,
val)
except:
ret = False
LOG.error('Failed to load setting %s from flags.' % name)
continue
return ret
def settings_get_all(self, context):
return db.vsm_settings_get_all(context)
