def configure(self):
"""
Configure Pool, based on config content.
"""
config = common.CONFIG_STORE
cores = config.get_pool_attr('cores', self.pool)
self.cores_set(cores)
if caps.cat_l3_supported():
cbm = config.get_pool_attr('cbm', self.pool)
self.cbm_set(cbm)
if caps.mba_supported():
if caps.mba_bw_enabled():
self.mba_bw_set(config.get_pool_attr('mba_bw', self.pool))
else:
self.mba_set(config.get_pool_attr('mba', self.pool))
apps = config.get_pool_attr('apps', self.pool)
if apps is not None:
pids = []
for app in apps:
app_pids = config.get_app_attr('pids', app)
if app_pids:
pids.extend(app_pids)
self.pids_set(pids)
return Pool.apply(self.pool)
def add_default_pool(data):
"""
Update config with "Default" pool
"""
# no Default pool configured
default_pool = {}
default_pool['id'] = 0
if caps.mba_supported():
if caps.mba_bw_enabled():
default_pool['mba_bw'] = 2**32 - 1
else:
default_pool['mba'] = 100
if caps.cat_l3_supported():
default_pool['cbm'] = common.PQOS_API.get_max_l3_cat_cbm()
default_pool['name'] = "Default"
# Use all unallocated cores
default_pool['cores'] = common.PQOS_API.get_cores()
for pool in data['pools']:
default_pool['cores'] = \
[core for core in default_pool['cores'] if core not in pool['cores']]
data['pools'].append(default_pool)
def _validate_rdt(data):
"""
Validate RDT configuration (including MBA CTRL) configuration
Parameters
data: configuration (dict)
"""
# if data to be validated does not contain RDT iface and/or MBA CTRL info
# get missing info from current configuration
rdt_iface = data['rdt_iface']['interface'] if 'rdt_iface' in data\
else common.CONFIG_STORE.get_rdt_iface()
mba_ctrl_enabled = data['mba_ctrl']['enabled'] if 'mba_ctrl' in data\
else common.CONFIG_STORE.get_mba_ctrl_enabled()
if mba_ctrl_enabled and rdt_iface != "os":
raise ValueError(
"RDT Configuration. MBA CTRL requires RDT OS interface!")
if mba_ctrl_enabled and not caps.mba_bw_supported():
raise ValueError(
"RDT Configuration. MBA CTRL requested but not supported!")
if not 'pools' in data:
return
mba_pool_ids = []
mba_bw_pool_ids = []
for pool in data['pools']:
if 'cbm' in pool:
result = re.search('1{1,32}0{1,32}1{1,32}', bin(pool['cbm']))
if result or pool['cbm'] == 0:
raise ValueError("Pool {}, CBM {}/{} is not contiguous."\
.format(pool['id'], hex(pool['cbm']), bin(pool['cbm'])))
if not caps.cat_l3_supported():
raise ValueError("Pool {}, CBM {}/{}, CAT is not supported."\
.format(pool['id'], hex(pool['cbm']), bin(pool['cbm'])))
if 'mba' in pool:
mba_pool_ids.append(pool['id'])
if 'mba_bw' in pool:
mba_bw_pool_ids.append(pool['id'])
if (mba_pool_ids or mba_bw_pool_ids) and not caps.mba_supported():
raise ValueError("Pools {}, MBA is not supported."\
.format(mba_pool_ids + mba_bw_pool_ids))
if mba_bw_pool_ids and not mba_ctrl_enabled:
raise ValueError("Pools {}, MBA BW is not enabled/supported."\
.format(mba_bw_pool_ids))
if mba_pool_ids and mba_ctrl_enabled:
raise ValueError("Pools {}, MBA % is not enabled. Disable MBA BW and try again."\
.format(mba_pool_ids))
return
def __init__(self):
self.process = None
self.app = Flask(__name__)
self.app.config['MAX_CONTENT_LENGTH'] = 2 * 1024
self.app.url_map.strict_slashes = False
self.api = Api(self.app)
# initialize SSL context
self.context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
self.context.verify_mode = ssl.CERT_REQUIRED
self.context.set_ciphers(':'.join(TLS_CIPHERS))
# allow TLS 1.2 and later
self.context.options |= ssl.OP_NO_SSLv2
self.context.options |= ssl.OP_NO_SSLv3
self.context.options |= ssl.OP_NO_TLSv1
self.context.options |= ssl.OP_NO_TLSv1_1
# Apps and Pools API
self.api.add_resource(Apps, '/apps')
self.api.add_resource(App, '/apps/<int:app_id>')
self.api.add_resource(Pools, '/pools')
self.api.add_resource(Pool, '/pools/<int:pool_id>')
# SST-CP API
if caps.sstcp_enabled():
self.api.add_resource(Powers, '/power_profiles')
self.api.add_resource(Power, '/power_profiles/<int:profile_id>')
# Stats and Capabilities API
self.api.add_resource(Stats, '/stats')
self.api.add_resource(Caps, '/caps')
# SST-BF API
if caps.sstbf_enabled():
self.api.add_resource(Sstbf, '/caps/sstbf')
# RDT interface API
self.api.add_resource(CapsRdtIface, '/caps/rdt_iface')
# MBA API
if caps.mba_supported():
self.api.add_resource(CapsMba, '/caps/mba')
self.api.add_resource(CapsMbaCtrl, '/caps/mba_ctrl')
# L3 CAT API
if caps.cat_l3_supported():
self.api.add_resource(CapsL3ca, '/caps/' + common.CAT_L3_CAP)
# L2 CAT API
if caps.cat_l2_supported():
self.api.add_resource(CapsL2ca, '/caps/' + common.CAT_L2_CAP)
# Reset API
self.api.add_resource(Reset, '/reset')
self.app.register_error_handler(HTTPException, Server.error_handler)
def check_alloc_tech(pool_id, json_data):
if 'cbm' in json_data:
if not caps.cat_l3_supported():
raise BadRequest("System does not support CAT!")
if pool_id > common.PQOS_API.get_max_cos_id([common.CAT_L3_CAP]):
raise BadRequest("Pool {} does not support CAT".format(pool_id))
if 'mba' in json_data or 'mba_bw' in json_data:
if not caps.mba_supported():
raise BadRequest("System does not support MBA!")
if pool_id > common.PQOS_API.get_max_cos_id([common.MBA_CAP]):
raise BadRequest("Pool {} does not support MBA".format(pool_id))
if 'mba_bw' in json_data and not caps.mba_bw_enabled():
raise BadRequest("MBA CTRL is not {}!"\
.format("enabled" if caps.mba_bw_supported() else "supported"))
if 'mba' in json_data and caps.mba_bw_enabled():
raise BadRequest("MBA RATE is disabled! Disable MBA CTRL and try again.")