Proxy for compute
Initial patch for compute proxy, now we can boot a vm and the RPC request will be captured by dispatcher then sent to proxy. Change-Id: I361d18e0b87ece3db113f6549f2b3c9bf50e1006
This commit is contained in:
zhiyuan_cai
parent
07bb2a1ba5
commit
57f0ddbf91
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@ -22,19 +22,18 @@ if __name__ == "__main__":
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import sys
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import traceback
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from oslo_log import log as logging
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from oslo_config import cfg
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from oslo_log import log as logging
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from nova import exception as nova_exception
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from nova import quota
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import nova.db.api
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from nova.conductor import rpcapi as conductor_rpcapi
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from nova.i18n import _LE
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import nova.objects as nova_objects
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from nova.objects import base as objects_base
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import nova.rpc as nova_rpc
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import tricircle.dispatcher.service as service
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from tricircle.common.i18n import _LE
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from tricircle.common.nova_lib import conductor_rpcapi
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from tricircle.common.nova_lib import db_api as nova_db_api
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from tricircle.common.nova_lib import exception as nova_exception
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from tricircle.common.nova_lib import objects as nova_objects
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from tricircle.common.nova_lib import objects_base
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from tricircle.common.nova_lib import quota
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from tricircle.common.nova_lib import rpc as nova_rpc
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from tricircle.dispatcher import service
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def block_db_access():
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@ -49,7 +48,7 @@ def block_db_access():
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stacktrace)
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raise nova_exception.DBNotAllowed('nova-compute')
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nova.db.api.IMPL = NoDB()
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nova_db_api.IMPL = NoDB()
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def set_up_nova_object_indirection():
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@ -0,0 +1,85 @@
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# Copyright 2015 Huawei Technologies Co., Ltd.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import eventlet
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if __name__ == "__main__":
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eventlet.monkey_patch()
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import sys
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import traceback
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from oslo_config import cfg
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from oslo_log import log as logging
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from tricircle.common.i18n import _LE
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from tricircle.common.nova_lib import conductor_rpcapi
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from tricircle.common.nova_lib import db_api as nova_db_api
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from tricircle.common.nova_lib import exception as nova_exception
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from tricircle.common.nova_lib import objects as nova_objects
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from tricircle.common.nova_lib import objects_base
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from tricircle.common.nova_lib import quota
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from tricircle.common.nova_lib import rpc as nova_rpc
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from tricircle.proxy import service
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def block_db_access():
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class NoDB(object):
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def __getattr__(self, attr):
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return self
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def __call__(self, *args, **kwargs):
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stacktrace = "".join(traceback.format_stack())
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LOG = logging.getLogger('nova.compute')
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LOG.error(_LE('No db access allowed in nova-compute: %s'),
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stacktrace)
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raise nova_exception.DBNotAllowed('nova-compute')
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nova_db_api.IMPL = NoDB()
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def set_up_nova_object_indirection():
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conductor = conductor_rpcapi.ConductorAPI()
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conductor.client.target.exchange = "nova"
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objects_base.NovaObject.indirection_api = conductor
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def process_command_line_arguments():
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logging.register_options(cfg.CONF)
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logging.set_defaults()
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cfg.CONF(sys.argv[1:])
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logging.setup(cfg.CONF, "proxy", version='0.1')
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def _set_up_nova_objects():
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nova_rpc.init(cfg.CONF)
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block_db_access()
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set_up_nova_object_indirection()
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nova_objects.register_all()
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def _disable_quotas():
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QUOTAS = quota.QUOTAS
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QUOTAS._driver_cls = quota.NoopQuotaDriver()
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if __name__ == "__main__":
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_set_up_nova_objects()
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_disable_quotas()
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process_command_line_arguments()
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server = service.setup_server()
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server.start()
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server.wait()
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@ -32,8 +32,9 @@ Q_ENABLE_TRICIRCLE=True
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enable_plugin tricircle https://git.openstack.org/openstack/tricircle master
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# Tricircle Services
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enable_service t-svc
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enable_service t-svc-api
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enable_service t-api
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enable_service t-prx
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enable_service t-dis
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# Use Neutron instead of nova-network
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disable_service n-net
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@ -3,7 +3,7 @@
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# Test if any tricircle services are enabled
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# is_tricircle_enabled
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function is_tricircle_enabled {
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[[ ,${ENABLED_SERVICES} =~ ,"t-svc-" ]] && return 0
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[[ ,${ENABLED_SERVICES} =~ ,"t-" ]] && return 0
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return 1
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}
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@ -14,7 +14,7 @@ function is_tricircle_enabled {
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# $SERVICE_TENANT_NAME tricircle service
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function create_tricircle_accounts {
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if [[ "$ENABLED_SERVICES" =~ "t-svc-api" ]]; then
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if [[ "$ENABLED_SERVICES" =~ "t-api" ]]; then
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create_service_user "tricircle"
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if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then
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@ -22,9 +22,9 @@ function create_tricircle_accounts {
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"Cascading" "OpenStack Cascading Service")
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get_or_create_endpoint $tricircle_dispatcher \
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"$REGION_NAME" \
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"$SERVICE_PROTOCOL://$TRICIRCLE_CASCADE_API_HOST:$TRICIRCLE_CASCADE_API_PORT/v1.0" \
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"$SERVICE_PROTOCOL://$TRICIRCLE_CASCADE_API_HOST:$TRICIRCLE_CASCADE_API_PORT/v1.0" \
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"$SERVICE_PROTOCOL://$TRICIRCLE_CASCADE_API_HOST:$TRICIRCLE_CASCADE_API_PORT/v1.0"
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"$SERVICE_PROTOCOL://$TRICIRCLE_API_HOST:$TRICIRCLE_API_PORT/v1.0" \
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"$SERVICE_PROTOCOL://$TRICIRCLE_API_HOST:$TRICIRCLE_API_PORT/v1.0" \
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"$SERVICE_PROTOCOL://$TRICIRCLE_API_HOST:$TRICIRCLE_API_PORT/v1.0"
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fi
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fi
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}
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@ -40,10 +40,9 @@ function create_tricircle_cache_dir {
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}
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function configure_tricircle_plugin {
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echo "Configuring Neutron for Tricircle"
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function configure_tricircle_dispatcher {
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if is_service_enabled q-svc ; then
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echo "Configuring Neutron plugin for Tricircle"
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Q_PLUGIN_CLASS="tricircle.networking.plugin.TricirclePlugin"
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#NEUTRON_CONF=/etc/neutron/neutron.conf
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@ -51,8 +50,8 @@ function configure_tricircle_plugin {
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iniset $NEUTRON_CONF DEFAULT service_plugins ""
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fi
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if is_service_enabled t-svc ; then
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echo "Configuring Neutron for Tricircle Cascade Service"
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if is_service_enabled t-dis ; then
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echo "Configuring Tricircle Dispatcher"
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sudo install -d -o $STACK_USER -m 755 $TRICIRCLE_CONF_DIR
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cp -p $TRICIRCLE_DIR/etc/dispatcher.conf $TRICIRCLE_DISPATCHER_CONF
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@ -66,37 +65,52 @@ function configure_tricircle_plugin {
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iniset $TRICIRCLE_DISPATCHER_CONF DEFAULT use_syslog $SYSLOG
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iniset_rpc_backend tricircle $TRICIRCLE_DISPATCHER_CONF
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iniset $TRICIRCLE_DISPATCHER_CONF database connection `database_connection_url tricircle`
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iniset $TRICIRCLE_DISPATCHER_CONF client admin_username admin
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iniset $TRICIRCLE_DISPATCHER_CONF client admin_password $ADMIN_PASSWORD
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iniset $TRICIRCLE_DISPATCHER_CONF client admin_tenant demo
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iniset $TRICIRCLE_DISPATCHER_CONF client auto_refresh_endpoint True
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iniset $TRICIRCLE_DISPATCHER_CONF client top_site_name $OS_REGION_NAME
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fi
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}
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function configure_tricircle_cascade_api {
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echo "Configuring tricircle cascade api service"
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function configure_tricircle_proxy {
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if is_service_enabled t-prx ; then
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echo "Configuring Tricircle Proxy"
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if is_service_enabled t-svc-api ; then
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cp -p $TRICIRCLE_DIR/etc/api.conf $TRICIRCLE_CASCADE_API_CONF
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iniset $TRICIRCLE_CASCADE_API_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL
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iniset $TRICIRCLE_CASCADE_API_CONF DEFAULT verbose True
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iniset $TRICIRCLE_CASCADE_API_CONF DEFAULT use_syslog $SYSLOG
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iniset $TRICIRCLE_CASCADE_API_CONF database connection `database_connection_url tricircle`
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cp -p $NOVA_CONF $TRICIRCLE_CONF_DIR
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mv $TRICIRCLE_CONF_DIR/nova.conf $TRICIRCLE_PROXY_CONF
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fi
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}
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iniset $TRICIRCLE_CASCADE_API_CONF client admin_username admin
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iniset $TRICIRCLE_CASCADE_API_CONF client admin_password $ADMIN_PASSWORD
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iniset $TRICIRCLE_CASCADE_API_CONF client admin_tenant demo
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iniset $TRICIRCLE_CASCADE_API_CONF client auto_refresh_endpoint True
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iniset $TRICIRCLE_CASCADE_API_CONF client top_site_name $OS_REGION_NAME
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function configure_tricircle_api {
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if is_service_enabled t-api ; then
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echo "Configuring Tricircle API"
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setup_colorized_logging $TRICIRCLE_CASCADE_API_CONF DEFAULT tenant_name
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cp -p $TRICIRCLE_DIR/etc/api.conf $TRICIRCLE_API_CONF
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iniset $TRICIRCLE_API_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL
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iniset $TRICIRCLE_API_CONF DEFAULT verbose True
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iniset $TRICIRCLE_API_CONF DEFAULT use_syslog $SYSLOG
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iniset $TRICIRCLE_API_CONF database connection `database_connection_url tricircle`
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iniset $TRICIRCLE_API_CONF client admin_username admin
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iniset $TRICIRCLE_API_CONF client admin_password $ADMIN_PASSWORD
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iniset $TRICIRCLE_API_CONF client admin_tenant demo
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iniset $TRICIRCLE_API_CONF client auto_refresh_endpoint True
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iniset $TRICIRCLE_API_CONF client top_site_name $OS_REGION_NAME
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setup_colorized_logging $TRICIRCLE_API_CONF DEFAULT tenant_name
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if is_service_enabled keystone; then
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create_tricircle_cache_dir
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# Configure auth token middleware
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configure_auth_token_middleware $TRICIRCLE_CASCADE_API_CONF tricircle \
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configure_auth_token_middleware $TRICIRCLE_API_CONF tricircle \
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$TRICIRCLE_AUTH_CACHE_DIR
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else
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iniset $TRICIRCLE_CASCADE_API_CONF DEFAULT auth_strategy noauth
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iniset $TRICIRCLE_API_CONF DEFAULT auth_strategy noauth
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fi
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fi
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@ -113,10 +127,11 @@ if [[ "$Q_ENABLE_TRICIRCLE" == "True" ]]; then
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elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
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echo_summary "Configure Tricircle"
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echo_summary "Configuring Tricircle"
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configure_tricircle_plugin
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configure_tricircle_cascade_api
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configure_tricircle_dispatcher
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configure_tricircle_proxy
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configure_tricircle_api
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echo export PYTHONPATH=\$PYTHONPATH:$TRICIRCLE_DIR >> $RC_DIR/.localrc.auto
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@ -124,28 +139,36 @@ if [[ "$Q_ENABLE_TRICIRCLE" == "True" ]]; then
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python "$TRICIRCLE_DIR/cmd/manage.py" "$TRICIRCLE_DISPATCHER_CONF"
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elif [[ "$1" == "stack" && "$2" == "extra" ]]; then
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echo_summary "Initializing Cascading Service"
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echo_summary "Initializing Tricircle Service"
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if is_service_enabled t-svc; then
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run_process t-svc "python $TRICIRCLE_DISPATCHER --config-file $TRICIRCLE_DISPATCHER_CONF --config-dir $TRICIRCLE_CONF_DIR"
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if is_service_enabled t-dis; then
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run_process t-dis "python $TRICIRCLE_DISPATCHER --config-file $TRICIRCLE_DISPATCHER_CONF"
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fi
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if is_service_enabled t-svc-api; then
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if is_service_enabled t-prx; then
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run_process t-prx "python $TRICIRCLE_PROXY --config-file $TRICIRCLE_PROXY_CONF"
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fi
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if is_service_enabled t-api; then
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create_tricircle_accounts
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run_process t-svc-api "python $TRICIRCLE_CASCADE_API --config-file $TRICIRCLE_CASCADE_API_CONF"
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run_process t-api "python $TRICIRCLE_API --config-file $TRICIRCLE_API_CONF"
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fi
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fi
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if [[ "$1" == "unstack" ]]; then
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if is_service_enabled t-svc; then
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stop_process t-svc
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if is_service_enabled t-dis; then
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stop_process t-dis
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fi
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if is_service_enabled t-svc-api; then
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stop_process t-svc-api
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if is_service_enabled t-prx; then
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stop_process t-prx
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fi
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if is_service_enabled t-api; then
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stop_process t-api
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fi
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fi
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fi
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@ -6,19 +6,23 @@ TRICIRCLE_BRANCH=${TRICIRCLE_BRANCH:-master}
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# common variables
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TRICIRCLE_CONF_DIR=${TRICIRCLE_CONF_DIR:-/etc/tricircle}
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# cascade service
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# tricircle dispatcher
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TRICIRCLE_DISPATCHER=$TRICIRCLE_DIR/cmd/dispatcher.py
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TRICIRCLE_DISPATCHER_CONF=$TRICIRCLE_CONF_DIR/dispatcher.conf
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TRICIRCLE_DISPATCHER_LISTEN_ADDRESS=${TRICIRCLE_DISPATCHER_LISTEN_ADDRESS:-0.0.0.0}
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# cascade rest api
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TRICIRCLE_CASCADE_API=$TRICIRCLE_DIR/cmd/api.py
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TRICIRCLE_CASCADE_API_CONF=$TRICIRCLE_CONF_DIR/api.conf
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# tricircle proxy
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TRICIRCLE_PROXY=$TRICIRCLE_DIR/cmd/proxy.py
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TRICIRCLE_PROXY_CONF=$TRICIRCLE_CONF_DIR/proxy.conf
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TRICIRCLE_CASCADE_API_LISTEN_ADDRESS=${TRICIRCLE_CASCADE_API_LISTEN_ADDRESS:-0.0.0.0}
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TRICIRCLE_CASCADE_API_HOST=${TRICIRCLE_CASCADE_API_HOST:-$SERVICE_HOST}
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TRICIRCLE_CASCADE_API_PORT=${TRICIRCLE_CASCADE_API_PORT:-19999}
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TRICIRCLE_CASCADE_API_PROTOCOL=${TRICIRCLE_CASCADE_API_PROTOCOL:-$SERVICE_PROTOCOL}
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# tricircle rest api
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TRICIRCLE_API=$TRICIRCLE_DIR/cmd/api.py
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TRICIRCLE_API_CONF=$TRICIRCLE_CONF_DIR/api.conf
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TRICIRCLE_API_LISTEN_ADDRESS=${TRICIRCLE_API_LISTEN_ADDRESS:-0.0.0.0}
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TRICIRCLE_API_HOST=${TRICIRCLE_API_HOST:-$SERVICE_HOST}
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TRICIRCLE_API_PORT=${TRICIRCLE_API_PORT:-19999}
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TRICIRCLE_API_PROTOCOL=${TRICIRCLE_API_PROTOCOL:-$SERVICE_PROTOCOL}
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TRICIRCLE_AUTH_CACHE_DIR=${TRICIRCLE_AUTH_CACHE_DIR:-/var/cache/tricircle}
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@ -58,7 +58,9 @@ def _wrap_app(app):
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if cfg.CONF.auth_strategy == 'noauth':
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pass
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elif cfg.CONF.auth_strategy == 'keystone':
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app = auth_token.AuthProtocol(app, {})
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# NOTE(zhiyuan) pkg_resources will try to load tricircle to get module
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# version, passing "project" as empty string to bypass it
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app = auth_token.AuthProtocol(app, {'project': ''})
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else:
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raise t_exc.InvalidConfigurationOption(
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opt_name='auth_strategy', opt_value=cfg.CONF.auth_strategy)
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@ -0,0 +1,65 @@
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# Copyright 2015 Huawei Technologies Co., Ltd.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
|
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# limitations under the License.
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import nova.block_device
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import nova.cloudpipe.pipelib
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import nova.compute.manager
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import nova.compute.task_states
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import nova.compute.utils
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import nova.compute.vm_states
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import nova.conductor
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import nova.conductor.rpcapi
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import nova.context
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import nova.db.api
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import nova.exception
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import nova.manager
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import nova.network
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import nova.network.model
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import nova.network.security_group.openstack_driver
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import nova.objects
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import nova.objects.base
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import nova.quota
|
||||
import nova.rpc
|
||||
import nova.service
|
||||
import nova.utils
|
||||
import nova.version
|
||||
import nova.virt.block_device
|
||||
import nova.volume
|
||||
|
||||
|
||||
block_device = nova.block_device
|
||||
pipelib = nova.cloudpipe.pipelib
|
||||
compute_manager = nova.compute.manager
|
||||
task_states = nova.compute.task_states
|
||||
vm_states = nova.compute.vm_states
|
||||
compute_utils = nova.compute.utils
|
||||
conductor = nova.conductor
|
||||
conductor_rpcapi = nova.conductor.rpcapi
|
||||
context = nova.context
|
||||
db_api = nova.db.api
|
||||
exception = nova.exception
|
||||
manager = nova.manager
|
||||
network = nova.network
|
||||
network_model = nova.network.model
|
||||
openstack_driver = nova.network.security_group.openstack_driver
|
||||
objects = nova.objects
|
||||
objects_base = nova.objects.base
|
||||
quota = nova.quota
|
||||
rpc = nova.rpc
|
||||
service = nova.service
|
||||
utils = nova.utils
|
||||
driver_block_device = nova.virt.block_device
|
||||
volume = nova.volume
|
||||
version = nova.version
|
||||
|
|
@ -0,0 +1,80 @@
|
|||
# Copyright 2015 Huawei Technologies Co., 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.
|
||||
|
||||
from tricircle.common.nova_lib import rpc as nova_rpc
|
||||
from tricircle.common.nova_lib import service as nova_service
|
||||
from tricircle.common.nova_lib import version as nova_version
|
||||
|
||||
|
||||
def fix_compute_service_exchange(service):
|
||||
"""Fix service exchange value for nova"""
|
||||
|
||||
_manager = service.manager
|
||||
|
||||
client_paths = [
|
||||
('compute_rpcapi', 'client'),
|
||||
('compute_task_api', 'conductor_compute_rpcapi', 'client'),
|
||||
('consoleauth_rpcapi', 'client'),
|
||||
('scheduler_client', 'queryclient', 'scheduler_rpcapi', 'client'),
|
||||
('proxy_client',),
|
||||
('conductor_api', '_manager', 'client')
|
||||
]
|
||||
for client_path in client_paths:
|
||||
if not hasattr(_manager, client_path[0]):
|
||||
continue
|
||||
obj = getattr(_manager, client_path[0])
|
||||
for part in client_path[1:]:
|
||||
obj = getattr(obj, part)
|
||||
obj.target.exchange = 'nova'
|
||||
|
||||
|
||||
def _patch_nova_service():
|
||||
if nova_version.loaded:
|
||||
return
|
||||
|
||||
nova_version.NOVA_PACKAGE = "tricircle"
|
||||
nova_rpc.TRANSPORT.conf.set_override('control_exchange', 'nova')
|
||||
nova_version.loaded = True
|
||||
|
||||
|
||||
class NovaService(nova_service.Service):
|
||||
def __init__(self, *args, **kwargs):
|
||||
_patch_nova_service()
|
||||
self._conductor_api = None
|
||||
self._rpcserver = None
|
||||
super(NovaService, self).__init__(*args, **kwargs)
|
||||
|
||||
@property
|
||||
def conductor_api(self):
|
||||
return self._conductor_api
|
||||
|
||||
@conductor_api.setter
|
||||
def conductor_api(self, value):
|
||||
self._conductor_api = value
|
||||
for client in (
|
||||
self._conductor_api.base_rpcapi.client,
|
||||
self._conductor_api._manager.client,
|
||||
):
|
||||
client.target.exchange = "nova"
|
||||
|
||||
@property
|
||||
def rpcserver(self):
|
||||
return self._rpcserver
|
||||
|
||||
@rpcserver.setter
|
||||
def rpcserver(self, value):
|
||||
self._rpcserver = value
|
||||
if value is not None:
|
||||
value.dispatcher._target.exchange = "nova"
|
||||
|
|
@ -24,3 +24,7 @@ def get_ag_name(site_name):
|
|||
|
||||
def get_az_name(site_name):
|
||||
return 'az_%s' % site_name
|
||||
|
||||
|
||||
def get_node_name(site_name):
|
||||
return "cascade_%s" % site_name
|
||||
|
|
|
|||
|
|
@ -1,110 +0,0 @@
|
|||
# Copyright 2015 Huawei Technologies Co., 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.
|
||||
|
||||
from nova.compute.manager import ComputeManager
|
||||
from nova.virt.fake import FakeDriver
|
||||
|
||||
import nova.rpc as nova_rpc
|
||||
from nova.service import Service
|
||||
import nova.version as nova_version
|
||||
|
||||
from tricircle.common.utils import get_import_path
|
||||
|
||||
_REPORT_INTERVAL = 30
|
||||
_REPORT_INTERVAL_MAX = 60
|
||||
|
||||
|
||||
def _patch_nova_service():
|
||||
if nova_version.loaded:
|
||||
return
|
||||
|
||||
nova_version.NOVA_PACKAGE = "tricircle"
|
||||
nova_rpc.TRANSPORT.conf.set_override('control_exchange', 'nova')
|
||||
nova_version.loaded = True
|
||||
|
||||
|
||||
class NovaService(Service):
|
||||
def __init__(self, *args, **kwargs):
|
||||
_patch_nova_service()
|
||||
self._conductor_api = None
|
||||
self._rpcserver = None
|
||||
super(NovaService, self).__init__(*args, **kwargs)
|
||||
|
||||
@property
|
||||
def conductor_api(self):
|
||||
return self._conductor_api
|
||||
|
||||
@conductor_api.setter
|
||||
def conductor_api(self, value):
|
||||
self._conductor_api = value
|
||||
for client in (
|
||||
self._conductor_api.base_rpcapi.client,
|
||||
self._conductor_api._manager.client,
|
||||
):
|
||||
client.target.exchange = "nova"
|
||||
|
||||
@property
|
||||
def rpcserver(self):
|
||||
return self._rpcserver
|
||||
|
||||
@rpcserver.setter
|
||||
def rpcserver(self, value):
|
||||
self._rpcserver = value
|
||||
if value is not None:
|
||||
value.dispatcher._target.exchange = "nova"
|
||||
|
||||
|
||||
def _fix_compute_service_exchange(service):
|
||||
"""Fix service exchange value for nova"""
|
||||
|
||||
manager = service.manager
|
||||
for client in (
|
||||
manager.compute_rpcapi.client,
|
||||
manager.compute_task_api.conductor_compute_rpcapi.client,
|
||||
manager.consoleauth_rpcapi.client,
|
||||
# manager.scheduler_client.queryclient.scheduler_rpcapi.client,
|
||||
):
|
||||
client.target.exchange = "nova"
|
||||
|
||||
|
||||
class ComputeHostManager(object):
|
||||
def __init__(self, site_manager):
|
||||
self._compute_nodes = []
|
||||
|
||||
def _create_compute_node_service(self, host):
|
||||
service = NovaService(
|
||||
host=host,
|
||||
binary="nova-compute",
|
||||
topic="compute", # TODO(saggi): get from conf
|
||||
db_allowed=False,
|
||||
periodic_enable=True,
|
||||
report_interval=_REPORT_INTERVAL,
|
||||
periodic_interval_max=_REPORT_INTERVAL_MAX,
|
||||
manager=get_import_path(ComputeManager),
|
||||
# temporally use FakeDriver, new compute manager doesn't require
|
||||
# compute driver so this can be removed after new compute manager
|
||||
# is finished
|
||||
compute_driver=get_import_path(FakeDriver)
|
||||
)
|
||||
|
||||
_fix_compute_service_exchange(service)
|
||||
|
||||
return service
|
||||
|
||||
def create_host_adapter(self, host):
|
||||
"""Creates an adapter between the nova compute API and Site object"""
|
||||
service = self._create_compute_node_service(host)
|
||||
service.start()
|
||||
self._compute_nodes.append(service)
|
||||
|
|
@ -0,0 +1,126 @@
|
|||
# Copyright 2015 Huawei Technologies Co., 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 oslo_log.log as logging
|
||||
import oslo_messaging as messaging
|
||||
|
||||
from tricircle.common.i18n import _LI
|
||||
from tricircle.common.i18n import _LW
|
||||
from tricircle.common.nova_lib import context as nova_context
|
||||
from tricircle.common.nova_lib import exception
|
||||
from tricircle.common.nova_lib import manager
|
||||
from tricircle.common.nova_lib import objects
|
||||
from tricircle.common.nova_lib import objects_base
|
||||
from tricircle.common.nova_lib import rpc as nova_rpc
|
||||
from tricircle.common import utils
|
||||
|
||||
LOG = logging.getLogger(__name__)
|
||||
|
||||
|
||||
class DispatcherComputeManager(manager.Manager):
|
||||
|
||||
target = messaging.Target(version='4.0')
|
||||
|
||||
def __init__(self, site_manager=None, *args, **kwargs):
|
||||
self._site_manager = site_manager
|
||||
|
||||
target = messaging.Target(topic="proxy", version='4.0')
|
||||
serializer = objects_base.NovaObjectSerializer()
|
||||
self.proxy_client = nova_rpc.get_client(target, '4.0', serializer)
|
||||
|
||||
super(DispatcherComputeManager, self).__init__(service_name="compute",
|
||||
*args, **kwargs)
|
||||
|
||||
def _get_compute_node(self, context):
|
||||
"""Returns compute node for the host and nodename."""
|
||||
try:
|
||||
return objects.ComputeNode.get_by_host_and_nodename(
|
||||
context, self.host, utils.get_node_name(self.host))
|
||||
except exception.NotFound:
|
||||
LOG.warning(_LW("No compute node record for %(host)s:%(node)s"),
|
||||
{'host': self.host,
|
||||
'node': utils.get_node_name(self.host)})
|
||||
|
||||
def _copy_resources(self, compute_node, resources):
|
||||
"""Copy resource values to initialise compute_node"""
|
||||
|
||||
# update the allocation ratios for the related ComputeNode object
|
||||
compute_node.ram_allocation_ratio = 1
|
||||
compute_node.cpu_allocation_ratio = 1
|
||||
|
||||
# now copy rest to compute_node
|
||||
for key in resources:
|
||||
compute_node[key] = resources[key]
|
||||
|
||||
def _init_compute_node(self, context, resources):
|
||||
"""Initialise the compute node if it does not already exist.
|
||||
|
||||
The nova scheduler will be inoperable if compute_node
|
||||
is not defined. The compute_node will remain undefined if
|
||||
we fail to create it or if there is no associated service
|
||||
registered.
|
||||
If this method has to create a compute node it needs initial
|
||||
values - these come from resources.
|
||||
:param context: security context
|
||||
:param resources: initial values
|
||||
"""
|
||||
|
||||
# try to get the compute node record from the
|
||||
# database. If we get one we use resources to initialize
|
||||
compute_node = self._get_compute_node(context)
|
||||
if compute_node:
|
||||
self._copy_resources(compute_node, resources)
|
||||
compute_node.save()
|
||||
return
|
||||
|
||||
# there was no local copy and none in the database
|
||||
# so we need to create a new compute node. This needs
|
||||
# to be initialised with resource values.
|
||||
compute_node = objects.ComputeNode(context)
|
||||
service = objects.Service.get_by_host_and_binary(
|
||||
context, self.host, 'nova-compute')
|
||||
compute_node.host = self.host
|
||||
compute_node.service_id = service['id']
|
||||
self._copy_resources(compute_node, resources)
|
||||
compute_node.create()
|
||||
LOG.info(_LI('Compute_service record created for '
|
||||
'%(host)s:%(node)s'),
|
||||
{'host': self.host, 'node': utils.get_node_name(self.host)})
|
||||
|
||||
# NOTE(zhiyuan) register fake compute node information in db so nova
|
||||
# scheduler can properly select destination
|
||||
def pre_start_hook(self):
|
||||
site = self._site_manager.get_site(self.host)
|
||||
node = site.get_nodes()[0]
|
||||
resources = node.get_available_resource()
|
||||
context = nova_context.get_admin_context()
|
||||
self._init_compute_node(context, resources)
|
||||
|
||||
def build_and_run_instance(self, context, instance, image, request_spec,
|
||||
filter_properties, admin_password=None,
|
||||
injected_files=None, requested_networks=None,
|
||||
security_groups=None, block_device_mapping=None,
|
||||
node=None, limits=None):
|
||||
version = '4.0'
|
||||
cctxt = self.proxy_client.prepare(version=version)
|
||||
cctxt.cast(context, 'build_and_run_instance', host=self.host,
|
||||
instance=instance, image=image, request_spec=request_spec,
|
||||
filter_properties=filter_properties,
|
||||
admin_password=admin_password,
|
||||
injected_files=injected_files,
|
||||
requested_networks=requested_networks,
|
||||
security_groups=security_groups,
|
||||
block_device_mapping=block_device_mapping, node=node,
|
||||
limits=limits)
|
||||
|
|
@ -0,0 +1,50 @@
|
|||
# Copyright 2015 Huawei Technologies Co., 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 tricircle.common.service as t_service
|
||||
from tricircle.common.utils import get_import_path
|
||||
from tricircle.dispatcher.compute_manager import DispatcherComputeManager
|
||||
|
||||
_REPORT_INTERVAL = 30
|
||||
_REPORT_INTERVAL_MAX = 60
|
||||
|
||||
|
||||
class ComputeHostManager(object):
|
||||
def __init__(self, site_manager):
|
||||
self._compute_nodes = []
|
||||
self._site_manager = site_manager
|
||||
|
||||
def _create_compute_node_service(self, host):
|
||||
service = t_service.NovaService(
|
||||
host=host,
|
||||
binary="nova-compute",
|
||||
topic="compute", # TODO(saggi): get from conf
|
||||
db_allowed=False,
|
||||
periodic_enable=True,
|
||||
report_interval=_REPORT_INTERVAL,
|
||||
periodic_interval_max=_REPORT_INTERVAL_MAX,
|
||||
manager=get_import_path(DispatcherComputeManager),
|
||||
site_manager=self._site_manager
|
||||
)
|
||||
|
||||
t_service.fix_compute_service_exchange(service)
|
||||
|
||||
return service
|
||||
|
||||
def create_host_adapter(self, host):
|
||||
"""Creates an adapter between the nova compute API and Site object"""
|
||||
service = self._create_compute_node_service(host)
|
||||
service.start()
|
||||
self._compute_nodes.append(service)
|
||||
|
|
@ -12,15 +12,13 @@
|
|||
# implied.
|
||||
# See the License for the specific language governing permissions and
|
||||
# limitations under the License.
|
||||
# TODO(saggi) change to oslo before release
|
||||
from oslo_serialization import jsonutils as json
|
||||
|
||||
import tricircle.common.context as t_context
|
||||
from tricircle.common.singleton import Singleton
|
||||
from tricircle.common import utils
|
||||
from tricircle.db import client
|
||||
from tricircle.db import models
|
||||
from tricircle.dispatcher.compute import ComputeHostManager
|
||||
from tricircle.dispatcher.host_manager import ComputeHostManager
|
||||
|
||||
|
||||
class Node(object):
|
||||
|
|
@ -40,11 +38,11 @@ class Node(object):
|
|||
self.running_vms = 0
|
||||
self.cpu_info = ""
|
||||
self.disk_available_least = 1
|
||||
self.supported_instances = []
|
||||
self.supported_hv_specs = []
|
||||
self.metrics = None
|
||||
self.pci_stats = None
|
||||
self.extra_resources = None
|
||||
self.stats = json.dumps({})
|
||||
self.stats = {}
|
||||
self.numa_topology = None
|
||||
|
||||
def get_available_resource(self):
|
||||
|
|
@ -64,12 +62,12 @@ class Node(object):
|
|||
"running_vms": self.running_vms,
|
||||
"cpu_info": self.cpu_info,
|
||||
"disk_available_least": self.disk_available_least,
|
||||
"supported_instances": self.supported_instances,
|
||||
"supported_hv_specs": self.supported_hv_specs,
|
||||
"metrics": self.metrics,
|
||||
"pci_stats": self.pci_stats,
|
||||
"extra_resources": self.extra_resources,
|
||||
"stats": (self.stats),
|
||||
"numa_topology": (self.numa_topology),
|
||||
"stats": self.stats,
|
||||
"numa_topology": self.numa_topology,
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -79,7 +77,7 @@ class Site(object):
|
|||
|
||||
# We currently just hold one aggregate subnode representing the
|
||||
# resources owned by all the site's nodes.
|
||||
self._aggragate_node = Node("cascade_" + name)
|
||||
self._aggragate_node = Node(utils.get_node_name(name))
|
||||
|
||||
self._instance_launch_information = {}
|
||||
|
||||
|
|
|
|||
|
|
@ -131,7 +131,7 @@ class TricirclePlugin(db_base_plugin_v2.NeutronDbPluginV2,
|
|||
if self._cascading_rpc_api:
|
||||
self._cascading_rpc_api.delete_port(context,
|
||||
port_id,
|
||||
l3_port_checki=True)
|
||||
l3_port_check=True)
|
||||
|
||||
return ret_val
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,751 @@
|
|||
# Copyright 2015 Huawei Technologies Co., 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 base64
|
||||
import contextlib
|
||||
import functools
|
||||
import six
|
||||
import sys
|
||||
import time
|
||||
import traceback
|
||||
|
||||
from oslo_config import cfg
|
||||
import oslo_log.log as logging
|
||||
import oslo_messaging as messaging
|
||||
from oslo_utils import excutils
|
||||
from oslo_utils import strutils
|
||||
|
||||
from tricircle.common.i18n import _
|
||||
from tricircle.common.i18n import _LE
|
||||
from tricircle.common.i18n import _LW
|
||||
from tricircle.common.nova_lib import block_device
|
||||
from tricircle.common.nova_lib import compute_manager
|
||||
from tricircle.common.nova_lib import compute_utils
|
||||
from tricircle.common.nova_lib import conductor
|
||||
from tricircle.common.nova_lib import driver_block_device
|
||||
from tricircle.common.nova_lib import exception
|
||||
from tricircle.common.nova_lib import manager
|
||||
from tricircle.common.nova_lib import network
|
||||
from tricircle.common.nova_lib import network_model
|
||||
from tricircle.common.nova_lib import objects
|
||||
from tricircle.common.nova_lib import openstack_driver
|
||||
from tricircle.common.nova_lib import pipelib
|
||||
from tricircle.common.nova_lib import rpc
|
||||
from tricircle.common.nova_lib import task_states
|
||||
from tricircle.common.nova_lib import utils
|
||||
from tricircle.common.nova_lib import vm_states
|
||||
from tricircle.common.nova_lib import volume
|
||||
import tricircle.common.utils as t_utils
|
||||
|
||||
|
||||
CONF = cfg.CONF
|
||||
|
||||
compute_opts = [
|
||||
cfg.StrOpt('default_access_ip_network_name',
|
||||
help='Name of network to use to set access IPs for instances'),
|
||||
cfg.IntOpt('network_allocate_retries',
|
||||
default=0,
|
||||
help="Number of times to retry network allocation on failures"),
|
||||
]
|
||||
CONF.register_opts(compute_opts)
|
||||
|
||||
|
||||
LOG = logging.getLogger(__name__)
|
||||
|
||||
SERVICE_NAME = 'proxy_compute'
|
||||
|
||||
get_notifier = functools.partial(rpc.get_notifier, service=SERVICE_NAME)
|
||||
wrap_exception = functools.partial(exception.wrap_exception,
|
||||
get_notifier=get_notifier)
|
||||
reverts_task_state = compute_manager.reverts_task_state
|
||||
wrap_instance_fault = compute_manager.wrap_instance_fault
|
||||
wrap_instance_event = compute_manager.wrap_instance_event
|
||||
|
||||
|
||||
class ProxyComputeManager(manager.Manager):
|
||||
|
||||
target = messaging.Target(version='4.0')
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
self.is_neutron_security_groups = (
|
||||
openstack_driver.is_neutron_security_groups())
|
||||
self.use_legacy_block_device_info = False
|
||||
|
||||
self.network_api = network.API()
|
||||
self.volume_api = volume.API()
|
||||
self.conductor_api = conductor.API()
|
||||
self.compute_task_api = conductor.ComputeTaskAPI()
|
||||
|
||||
super(ProxyComputeManager, self).__init__(
|
||||
service_name=SERVICE_NAME, *args, **kwargs)
|
||||
|
||||
def _decode_files(self, injected_files):
|
||||
"""Base64 decode the list of files to inject."""
|
||||
if not injected_files:
|
||||
return []
|
||||
|
||||
def _decode(f):
|
||||
path, contents = f
|
||||
try:
|
||||
decoded = base64.b64decode(contents)
|
||||
return path, decoded
|
||||
except TypeError:
|
||||
raise exception.Base64Exception(path=path)
|
||||
|
||||
return [_decode(f) for f in injected_files]
|
||||
|
||||
def _cleanup_allocated_networks(self, context, instance,
|
||||
requested_networks):
|
||||
try:
|
||||
self._deallocate_network(context, instance, requested_networks)
|
||||
except Exception:
|
||||
msg = _LE('Failed to deallocate networks')
|
||||
LOG.exception(msg, instance=instance)
|
||||
return
|
||||
|
||||
instance.system_metadata['network_allocated'] = 'False'
|
||||
try:
|
||||
instance.save()
|
||||
except exception.InstanceNotFound:
|
||||
pass
|
||||
|
||||
def _deallocate_network(self, context, instance,
|
||||
requested_networks=None):
|
||||
LOG.debug('Deallocating network for instance', instance=instance)
|
||||
self.network_api.deallocate_for_instance(
|
||||
context, instance, requested_networks=requested_networks)
|
||||
|
||||
def _cleanup_volumes(self, context, instance_uuid, bdms, raise_exc=True):
|
||||
exc_info = None
|
||||
|
||||
for bdm in bdms:
|
||||
LOG.debug("terminating bdm %s", bdm,
|
||||
instance_uuid=instance_uuid)
|
||||
if bdm.volume_id and bdm.delete_on_termination:
|
||||
try:
|
||||
self.volume_api.delete(context, bdm.volume_id)
|
||||
except Exception as exc:
|
||||
exc_info = sys.exc_info()
|
||||
LOG.warn(_LW('Failed to delete volume: %(volume_id)s due '
|
||||
'to %(exc)s'), {'volume_id': bdm.volume_id,
|
||||
'exc': unicode(exc)})
|
||||
if exc_info is not None and raise_exc:
|
||||
six.reraise(exc_info[0], exc_info[1], exc_info[2])
|
||||
|
||||
def _instance_update(self, context, instance, **kwargs):
|
||||
"""Update an instance in the database using kwargs as value."""
|
||||
|
||||
for k, v in kwargs.items():
|
||||
setattr(instance, k, v)
|
||||
instance.save()
|
||||
|
||||
def _set_instance_obj_error_state(self, context, instance,
|
||||
clean_task_state=False):
|
||||
try:
|
||||
instance.vm_state = vm_states.ERROR
|
||||
if clean_task_state:
|
||||
instance.task_state = None
|
||||
instance.save()
|
||||
except exception.InstanceNotFound:
|
||||
LOG.debug('Instance has been destroyed from under us while '
|
||||
'trying to set it to ERROR', instance=instance)
|
||||
|
||||
def _notify_about_instance_usage(self, context, instance, event_suffix,
|
||||
network_info=None, system_metadata=None,
|
||||
extra_usage_info=None, fault=None):
|
||||
compute_utils.notify_about_instance_usage(
|
||||
self.notifier, context, instance, event_suffix,
|
||||
network_info=network_info,
|
||||
system_metadata=system_metadata,
|
||||
extra_usage_info=extra_usage_info, fault=fault)
|
||||
|
||||
def _validate_instance_group_policy(self, context, instance,
|
||||
filter_properties):
|
||||
# NOTE(russellb) Instance group policy is enforced by the scheduler.
|
||||
# However, there is a race condition with the enforcement of
|
||||
# anti-affinity. Since more than one instance may be scheduled at the
|
||||
# same time, it's possible that more than one instance with an
|
||||
# anti-affinity policy may end up here. This is a validation step to
|
||||
# make sure that starting the instance here doesn't violate the policy.
|
||||
|
||||
scheduler_hints = filter_properties.get('scheduler_hints') or {}
|
||||
group_hint = scheduler_hints.get('group')
|
||||
if not group_hint:
|
||||
return
|
||||
|
||||
@utils.synchronized(group_hint)
|
||||
def _do_validation(context, instance, group_hint):
|
||||
group = objects.InstanceGroup.get_by_hint(context, group_hint)
|
||||
if 'anti-affinity' not in group.policies and (
|
||||
'affinity' not in group.policies):
|
||||
return
|
||||
|
||||
group_hosts = group.get_hosts(context, exclude=[instance.uuid])
|
||||
if self.host in group_hosts:
|
||||
if 'anti-affinity' in group.policies:
|
||||
msg = _("Anti-affinity instance group policy "
|
||||
"was violated.")
|
||||
raise exception.RescheduledException(
|
||||
instance_uuid=instance.uuid,
|
||||
reason=msg)
|
||||
elif group_hosts and [self.host] != group_hosts:
|
||||
# NOTE(huawei) Native code only considered anti-affinity
|
||||
# policy, but affinity policy also have the same problem.
|
||||
# so we add checker for affinity policy instance.
|
||||
if 'affinity' in group.policies:
|
||||
msg = _("affinity instance group policy was violated.")
|
||||
raise exception.RescheduledException(
|
||||
instance_uuid=instance.uuid,
|
||||
reason=msg)
|
||||
|
||||
_do_validation(context, instance, group_hint)
|
||||
|
||||
@wrap_exception()
|
||||
@reverts_task_state
|
||||
@wrap_instance_fault
|
||||
def build_and_run_instance(
|
||||
self, context, host, instance, image, request_spec,
|
||||
filter_properties, admin_password=None, injected_files=None,
|
||||
requested_networks=None, security_groups=None,
|
||||
block_device_mapping=None, node=None, limits=None):
|
||||
|
||||
if (requested_networks and
|
||||
not isinstance(requested_networks,
|
||||
objects.NetworkRequestList)):
|
||||
requested_networks = objects.NetworkRequestList(
|
||||
objects=[objects.NetworkRequest.from_tuple(t)
|
||||
for t in requested_networks])
|
||||
|
||||
@utils.synchronized(instance.uuid)
|
||||
def _locked_do_build_and_run_instance(*args, **kwargs):
|
||||
self._do_build_and_run_instance(*args, **kwargs)
|
||||
|
||||
utils.spawn_n(_locked_do_build_and_run_instance,
|
||||
context, host, instance, image, request_spec,
|
||||
filter_properties, admin_password, injected_files,
|
||||
requested_networks, security_groups,
|
||||
block_device_mapping, node, limits)
|
||||
|
||||
@wrap_exception()
|
||||
@reverts_task_state
|
||||
@wrap_instance_event
|
||||
@wrap_instance_fault
|
||||
def _do_build_and_run_instance(self, context, host, instance, image,
|
||||
request_spec, filter_properties,
|
||||
admin_password, injected_files,
|
||||
requested_networks, security_groups,
|
||||
block_device_mapping, node=None,
|
||||
limits=None):
|
||||
|
||||
try:
|
||||
LOG.debug(_('Starting instance...'), context=context,
|
||||
instance=instance)
|
||||
instance.vm_state = vm_states.BUILDING
|
||||
instance.task_state = None
|
||||
instance.save(expected_task_state=(task_states.SCHEDULING, None))
|
||||
except exception.InstanceNotFound:
|
||||
msg = 'Instance disappeared before build.'
|
||||
LOG.debug(msg, instance=instance)
|
||||
return
|
||||
except exception.UnexpectedTaskStateError as e:
|
||||
LOG.debug(e.format_message(), instance=instance)
|
||||
return
|
||||
|
||||
# b64 decode the files to inject:
|
||||
decoded_files = self._decode_files(injected_files)
|
||||
|
||||
if limits is None:
|
||||
limits = {}
|
||||
|
||||
if node is None:
|
||||
node = t_utils.get_node_name(host)
|
||||
LOG.debug('No node specified, defaulting to %s', node,
|
||||
instance=instance)
|
||||
|
||||
try:
|
||||
self._build_and_run_instance(
|
||||
context, host, instance, image, request_spec, decoded_files,
|
||||
admin_password, requested_networks, security_groups,
|
||||
block_device_mapping, node, limits, filter_properties)
|
||||
except exception.RescheduledException as e:
|
||||
LOG.debug(e.format_message(), instance=instance)
|
||||
retry = filter_properties.get('retry', None)
|
||||
if not retry:
|
||||
# no retry information, do not reschedule.
|
||||
LOG.debug("Retry info not present, will not reschedule",
|
||||
instance=instance)
|
||||
self._cleanup_allocated_networks(context, instance,
|
||||
requested_networks)
|
||||
compute_utils.add_instance_fault_from_exc(
|
||||
context, instance, e, sys.exc_info())
|
||||
self._set_instance_obj_error_state(context, instance,
|
||||
clean_task_state=True)
|
||||
return
|
||||
retry['exc'] = traceback.format_exception(*sys.exc_info())
|
||||
|
||||
self.network_api.cleanup_instance_network_on_host(
|
||||
context, instance, self.host)
|
||||
|
||||
instance.task_state = task_states.SCHEDULING
|
||||
instance.save()
|
||||
|
||||
self.compute_task_api.build_instances(
|
||||
context, [instance], image, filter_properties, admin_password,
|
||||
injected_files, requested_networks, security_groups,
|
||||
block_device_mapping)
|
||||
except (exception.InstanceNotFound,
|
||||
exception.UnexpectedDeletingTaskStateError):
|
||||
msg = 'Instance disappeared during build.'
|
||||
LOG.debug(msg, instance=instance)
|
||||
self._cleanup_allocated_networks(context, instance,
|
||||
requested_networks)
|
||||
except exception.BuildAbortException as e:
|
||||
LOG.exception(e.format_message(), instance=instance)
|
||||
self._cleanup_allocated_networks(context, instance,
|
||||
requested_networks)
|
||||
self._cleanup_volumes(context, instance.uuid,
|
||||
block_device_mapping, raise_exc=False)
|
||||
compute_utils.add_instance_fault_from_exc(
|
||||
context, instance, e, sys.exc_info())
|
||||
self._set_instance_obj_error_state(context, instance,
|
||||
clean_task_state=True)
|
||||
except Exception as e:
|
||||
# should not reach here.
|
||||
msg = _LE('Unexpected build failure, not rescheduling build.')
|
||||
LOG.exception(msg, instance=instance)
|
||||
self._cleanup_allocated_networks(context, instance,
|
||||
requested_networks)
|
||||
self._cleanup_volumes(context, instance.uuid,
|
||||
block_device_mapping, raise_exc=False)
|
||||
compute_utils.add_instance_fault_from_exc(context, instance,
|
||||
e, sys.exc_info())
|
||||
self._set_instance_obj_error_state(context, instance,
|
||||
clean_task_state=True)
|
||||
|
||||
def _get_instance_nw_info(self, context, instance, use_slave=False):
|
||||
"""Get a list of dictionaries of network data of an instance."""
|
||||
return self.network_api.get_instance_nw_info(context, instance,
|
||||
use_slave=use_slave)
|
||||
|
||||
def _allocate_network(self, context, instance, requested_networks, macs,
|
||||
security_groups, dhcp_options):
|
||||
"""Start network allocation asynchronously.
|
||||
|
||||
Return an instance of NetworkInfoAsyncWrapper that can be used to
|
||||
retrieve the allocated networks when the operation has finished.
|
||||
"""
|
||||
# NOTE(comstud): Since we're allocating networks asynchronously,
|
||||
# this task state has little meaning, as we won't be in this
|
||||
# state for very long.
|
||||
instance.vm_state = vm_states.BUILDING
|
||||
instance.task_state = task_states.NETWORKING
|
||||
instance.save(expected_task_state=[None])
|
||||
|
||||
is_vpn = pipelib.is_vpn_image(instance.image_ref)
|
||||
return network_model.NetworkInfoAsyncWrapper(
|
||||
self._allocate_network_async, context, instance,
|
||||
requested_networks, macs, security_groups, is_vpn, dhcp_options)
|
||||
|
||||
def _allocate_network_async(self, context, instance, requested_networks,
|
||||
macs, security_groups, is_vpn, dhcp_options):
|
||||
"""Method used to allocate networks in the background.
|
||||
|
||||
Broken out for testing.
|
||||
"""
|
||||
LOG.debug("Allocating IP information in the background.",
|
||||
instance=instance)
|
||||
retries = CONF.network_allocate_retries
|
||||
if retries < 0:
|
||||
LOG.warn(_("Treating negative config value (%(retries)s) for "
|
||||
"'network_allocate_retries' as 0."),
|
||||
{'retries': retries})
|
||||
attempts = retries > 1 and retries + 1 or 1
|
||||
retry_time = 1
|
||||
for attempt in range(1, attempts + 1):
|
||||
try:
|
||||
nwinfo = self.network_api.allocate_for_instance(
|
||||
context, instance, vpn=is_vpn,
|
||||
requested_networks=requested_networks,
|
||||
macs=macs, security_groups=security_groups,
|
||||
dhcp_options=dhcp_options)
|
||||
LOG.debug('Instance network_info: |%s|', nwinfo,
|
||||
instance=instance)
|
||||
instance.system_metadata['network_allocated'] = 'True'
|
||||
# NOTE(JoshNang) do not save the instance here, as it can cause
|
||||
# races. The caller shares a reference to instance and waits
|
||||
# for this async greenthread to finish before calling
|
||||
# instance.save().
|
||||
return nwinfo
|
||||
except Exception:
|
||||
exc_info = sys.exc_info()
|
||||
log_info = {'attempt': attempt,
|
||||
'attempts': attempts}
|
||||
if attempt == attempts:
|
||||
LOG.exception(_LE('Instance failed network setup '
|
||||
'after %(attempts)d attempt(s)'),
|
||||
log_info)
|
||||
raise exc_info[0], exc_info[1], exc_info[2]
|
||||
LOG.warn(_('Instance failed network setup '
|
||||
'(attempt %(attempt)d of %(attempts)d)'),
|
||||
log_info, instance=instance)
|
||||
time.sleep(retry_time)
|
||||
retry_time *= 2
|
||||
if retry_time > 30:
|
||||
retry_time = 30
|
||||
# Not reached.
|
||||
|
||||
def _build_networks_for_instance(self, context, instance,
|
||||
requested_networks, security_groups):
|
||||
|
||||
# If we're here from a reschedule the network may already be allocated.
|
||||
if strutils.bool_from_string(
|
||||
instance.system_metadata.get('network_allocated', 'False')):
|
||||
# NOTE(alex_xu): The network_allocated is True means the network
|
||||
# resource already allocated at previous scheduling, and the
|
||||
# network setup is cleanup at previous. After rescheduling, the
|
||||
# network resource need setup on the new host.
|
||||
self.network_api.setup_instance_network_on_host(
|
||||
context, instance, instance.host)
|
||||
return self._get_instance_nw_info(context, instance)
|
||||
|
||||
if not self.is_neutron_security_groups:
|
||||
security_groups = []
|
||||
|
||||
# NOTE(zhiyuan) in ComputeManager, driver method "macs_for_instance"
|
||||
# and "dhcp_options_for_instance" are called to get macs and
|
||||
# dhcp_options, here we just set them to None
|
||||
macs = None
|
||||
dhcp_options = None
|
||||
network_info = self._allocate_network(context, instance,
|
||||
requested_networks, macs,
|
||||
security_groups, dhcp_options)
|
||||
|
||||
if not instance.access_ip_v4 and not instance.access_ip_v6:
|
||||
# If CONF.default_access_ip_network_name is set, grab the
|
||||
# corresponding network and set the access ip values accordingly.
|
||||
# Note that when there are multiple ips to choose from, an
|
||||
# arbitrary one will be chosen.
|
||||
network_name = CONF.default_access_ip_network_name
|
||||
if not network_name:
|
||||
return network_info
|
||||
|
||||
for vif in network_info:
|
||||
if vif['network']['label'] == network_name:
|
||||
for ip in vif.fixed_ips():
|
||||
if ip['version'] == 4:
|
||||
instance.access_ip_v4 = ip['address']
|
||||
if ip['version'] == 6:
|
||||
instance.access_ip_v6 = ip['address']
|
||||
instance.save()
|
||||
break
|
||||
|
||||
return network_info
|
||||
|
||||
# NOTE(zhiyuan) the task of this function is to do some preparation job
|
||||
# for driver and cinder volume, but in nova proxy _proxy_run_instance will
|
||||
# do such job, remove this function after cinder proxy is ready and we
|
||||
# confirm it is useless
|
||||
def _prep_block_device(self, context, instance, bdms,
|
||||
do_check_attach=True):
|
||||
"""Set up the block device for an instance with error logging."""
|
||||
try:
|
||||
block_device_info = {
|
||||
'root_device_name': instance['root_device_name'],
|
||||
'swap': driver_block_device.convert_swap(bdms),
|
||||
'ephemerals': driver_block_device.convert_ephemerals(bdms),
|
||||
'block_device_mapping': (
|
||||
driver_block_device.attach_block_devices(
|
||||
driver_block_device.convert_volumes(bdms),
|
||||
context, instance, self.volume_api,
|
||||
self.driver, do_check_attach=do_check_attach) +
|
||||
driver_block_device.attach_block_devices(
|
||||
driver_block_device.convert_snapshots(bdms),
|
||||
context, instance, self.volume_api,
|
||||
self.driver, self._await_block_device_map_created,
|
||||
do_check_attach=do_check_attach) +
|
||||
driver_block_device.attach_block_devices(
|
||||
driver_block_device.convert_images(bdms),
|
||||
context, instance, self.volume_api,
|
||||
self.driver, self._await_block_device_map_created,
|
||||
do_check_attach=do_check_attach) +
|
||||
driver_block_device.attach_block_devices(
|
||||
driver_block_device.convert_blanks(bdms),
|
||||
context, instance, self.volume_api,
|
||||
self.driver, self._await_block_device_map_created,
|
||||
do_check_attach=do_check_attach))
|
||||
}
|
||||
|
||||
if self.use_legacy_block_device_info:
|
||||
for bdm_type in ('swap', 'ephemerals', 'block_device_mapping'):
|
||||
block_device_info[bdm_type] = \
|
||||
driver_block_device.legacy_block_devices(
|
||||
block_device_info[bdm_type])
|
||||
|
||||
# Get swap out of the list
|
||||
block_device_info['swap'] = driver_block_device.get_swap(
|
||||
block_device_info['swap'])
|
||||
return block_device_info
|
||||
|
||||
except exception.OverQuota:
|
||||
msg = _LW('Failed to create block device for instance due to '
|
||||
'being over volume resource quota')
|
||||
LOG.warn(msg, instance=instance)
|
||||
raise exception.InvalidBDM()
|
||||
|
||||
except Exception:
|
||||
LOG.exception(_LE('Instance failed block device setup'),
|
||||
instance=instance)
|
||||
raise exception.InvalidBDM()
|
||||
|
||||
def _default_block_device_names(self, context, instance,
|
||||
image_meta, block_devices):
|
||||
"""Verify that all the devices have the device_name set.
|
||||
|
||||
If not, provide a default name. It also ensures that there is a
|
||||
root_device_name and is set to the first block device in the boot
|
||||
sequence (boot_index=0).
|
||||
"""
|
||||
root_bdm = block_device.get_root_bdm(block_devices)
|
||||
if not root_bdm:
|
||||
return
|
||||
|
||||
# Get the root_device_name from the root BDM or the instance
|
||||
root_device_name = None
|
||||
update_instance = False
|
||||
update_root_bdm = False
|
||||
|
||||
if root_bdm.device_name:
|
||||
root_device_name = root_bdm.device_name
|
||||
instance.root_device_name = root_device_name
|
||||
update_instance = True
|
||||
elif instance.root_device_name:
|
||||
root_device_name = instance.root_device_name
|
||||
root_bdm.device_name = root_device_name
|
||||
update_root_bdm = True
|
||||
else:
|
||||
# NOTE(zhiyuan) if driver doesn't implement related function,
|
||||
# function in compute_utils will be called
|
||||
root_device_name = compute_utils.get_next_device_name(instance, [])
|
||||
|
||||
instance.root_device_name = root_device_name
|
||||
root_bdm.device_name = root_device_name
|
||||
update_instance = update_root_bdm = True
|
||||
|
||||
if update_instance:
|
||||
instance.save()
|
||||
if update_root_bdm:
|
||||
root_bdm.save()
|
||||
|
||||
ephemerals = filter(block_device.new_format_is_ephemeral,
|
||||
block_devices)
|
||||
swap = filter(block_device.new_format_is_swap,
|
||||
block_devices)
|
||||
block_device_mapping = filter(
|
||||
driver_block_device.is_block_device_mapping, block_devices)
|
||||
|
||||
# NOTE(zhiyuan) if driver doesn't implement related function,
|
||||
# function in compute_utils will be called
|
||||
compute_utils.default_device_names_for_instance(
|
||||
instance, root_device_name, ephemerals, swap, block_device_mapping)
|
||||
|
||||
@contextlib.contextmanager
|
||||
def _build_resources(self, context, instance, requested_networks,
|
||||
security_groups, image, block_device_mapping):
|
||||
resources = {}
|
||||
network_info = None
|
||||
try:
|
||||
network_info = self._build_networks_for_instance(
|
||||
context, instance, requested_networks, security_groups)
|
||||
resources['network_info'] = network_info
|
||||
except (exception.InstanceNotFound,
|
||||
exception.UnexpectedDeletingTaskStateError):
|
||||
raise
|
||||
except exception.UnexpectedTaskStateError as e:
|
||||
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
||||
reason=e.format_message())
|
||||
except Exception:
|
||||
# Because this allocation is async any failures are likely to occur
|
||||
# when the driver accesses network_info during spawn().
|
||||
LOG.exception(_LE('Failed to allocate network(s)'),
|
||||
instance=instance)
|
||||
msg = _('Failed to allocate the network(s), not rescheduling.')
|
||||
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
||||
reason=msg)
|
||||
|
||||
try:
|
||||
# Verify that all the BDMs have a device_name set and assign a
|
||||
# default to the ones missing it with the help of the driver.
|
||||
self._default_block_device_names(context, instance, image,
|
||||
block_device_mapping)
|
||||
|
||||
instance.vm_state = vm_states.BUILDING
|
||||
instance.task_state = task_states.BLOCK_DEVICE_MAPPING
|
||||
instance.save()
|
||||
|
||||
# NOTE(zhiyuan) remove this commented code after cinder proxy is
|
||||
# ready and we confirm _prep_block_device is useless
|
||||
#
|
||||
# block_device_info = self._prep_block_device(
|
||||
# context, instance, block_device_mapping)
|
||||
#
|
||||
block_device_info = None
|
||||
resources['block_device_info'] = block_device_info
|
||||
except (exception.InstanceNotFound,
|
||||
exception.UnexpectedDeletingTaskStateError):
|
||||
with excutils.save_and_reraise_exception() as ctxt:
|
||||
# Make sure the async call finishes
|
||||
if network_info is not None:
|
||||
network_info.wait(do_raise=False)
|
||||
except exception.UnexpectedTaskStateError as e:
|
||||
# Make sure the async call finishes
|
||||
if network_info is not None:
|
||||
network_info.wait(do_raise=False)
|
||||
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
||||
reason=e.format_message())
|
||||
except Exception:
|
||||
LOG.exception(_LE('Failure prepping block device'),
|
||||
instance=instance)
|
||||
# Make sure the async call finishes
|
||||
if network_info is not None:
|
||||
network_info.wait(do_raise=False)
|
||||
msg = _('Failure prepping block device.')
|
||||
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
||||
reason=msg)
|
||||
|
||||
self._heal_proxy_networks(context, instance, network_info)
|
||||
cascaded_ports = self._heal_proxy_ports(
|
||||
context, instance, network_info)
|
||||
resources['cascaded_ports'] = cascaded_ports
|
||||
|
||||
try:
|
||||
yield resources
|
||||
except Exception as exc:
|
||||
with excutils.save_and_reraise_exception() as ctxt:
|
||||
if not isinstance(exc, (
|
||||
exception.InstanceNotFound,
|
||||
exception.UnexpectedDeletingTaskStateError)):
|
||||
LOG.exception(_LE('Instance failed to spawn'),
|
||||
instance=instance)
|
||||
# Make sure the async call finishes
|
||||
if network_info is not None:
|
||||
network_info.wait(do_raise=False)
|
||||
try:
|
||||
self._shutdown_instance(context, instance,
|
||||
block_device_mapping,
|
||||
requested_networks,
|
||||
try_deallocate_networks=False)
|
||||
except Exception:
|
||||
ctxt.reraise = False
|
||||
msg = _('Could not clean up failed build,'
|
||||
' not rescheduling')
|
||||
raise exception.BuildAbortException(
|
||||
instance_uuid=instance.uuid, reason=msg)
|
||||
|
||||
def _build_and_run_instance(self, context, host, instance, image,
|
||||
request_spec, injected_files, admin_password,
|
||||
requested_networks, security_groups,
|
||||
block_device_mapping, node, limits,
|
||||
filter_properties):
|
||||
|
||||
image_name = image.get('name')
|
||||
self._notify_about_instance_usage(context, instance, 'create.start',
|
||||
extra_usage_info={
|
||||
'image_name': image_name})
|
||||
try:
|
||||
self._validate_instance_group_policy(context, instance,
|
||||
filter_properties)
|
||||
with self._build_resources(context, instance, requested_networks,
|
||||
security_groups, image,
|
||||
block_device_mapping) as resources:
|
||||
instance.vm_state = vm_states.BUILDING
|
||||
instance.task_state = task_states.SPAWNING
|
||||
instance.save(
|
||||
expected_task_state=task_states.BLOCK_DEVICE_MAPPING)
|
||||
cascaded_ports = resources['cascaded_ports']
|
||||
request_spec['block_device_mapping'] = block_device_mapping
|
||||
request_spec['security_group'] = security_groups
|
||||
self._proxy_run_instance(
|
||||
context, instance, request_spec, filter_properties,
|
||||
requested_networks, injected_files, admin_password,
|
||||
None, host, node, None, cascaded_ports)
|
||||
|
||||
except (exception.InstanceNotFound,
|
||||
exception.UnexpectedDeletingTaskStateError) as e:
|
||||
with excutils.save_and_reraise_exception():
|
||||
self._notify_about_instance_usage(context, instance,
|
||||
'create.end', fault=e)
|
||||
except exception.ComputeResourcesUnavailable as e:
|
||||
LOG.debug(e.format_message(), instance=instance)
|
||||
self._notify_about_instance_usage(context, instance,
|
||||
'create.error', fault=e)
|
||||
raise exception.RescheduledException(
|
||||
instance_uuid=instance.uuid, reason=e.format_message())
|
||||
except exception.BuildAbortException as e:
|
||||
with excutils.save_and_reraise_exception():
|
||||
LOG.debug(e.format_message(), instance=instance)
|
||||
self._notify_about_instance_usage(context, instance,
|
||||
'create.error', fault=e)
|
||||
except (exception.FixedIpLimitExceeded,
|
||||
exception.NoMoreNetworks) as e:
|
||||
LOG.warn(_LW('No more network or fixed IP to be allocated'),
|
||||
instance=instance)
|
||||
self._notify_about_instance_usage(context, instance,
|
||||
'create.error', fault=e)
|
||||
msg = _('Failed to allocate the network(s) with error %s, '
|
||||
'not rescheduling.') % e.format_message()
|
||||
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
||||
reason=msg)
|
||||
except (exception.VirtualInterfaceCreateException,
|
||||
exception.VirtualInterfaceMacAddressException) as e:
|
||||
LOG.exception(_LE('Failed to allocate network(s)'),
|
||||
instance=instance)
|
||||
self._notify_about_instance_usage(context, instance,
|
||||
'create.error', fault=e)
|
||||
msg = _('Failed to allocate the network(s), not rescheduling.')
|
||||
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
||||
reason=msg)
|
||||
except (exception.FlavorDiskTooSmall,
|
||||
exception.FlavorMemoryTooSmall,
|
||||
exception.ImageNotActive,
|
||||
exception.ImageUnacceptable) as e:
|
||||
self._notify_about_instance_usage(context, instance,
|
||||
'create.error', fault=e)
|
||||
raise exception.BuildAbortException(instance_uuid=instance.uuid,
|
||||
reason=e.format_message())
|
||||
except Exception as e:
|
||||
self._notify_about_instance_usage(context, instance,
|
||||
'create.error', fault=e)
|
||||
raise exception.RescheduledException(
|
||||
instance_uuid=instance.uuid, reason=six.text_type(e))
|
||||
|
||||
def _shutdown_instance(self, context, instance, bdms,
|
||||
requested_networks=None, notify=True,
|
||||
try_deallocate_networks=True):
|
||||
LOG.debug('Proxy stop instance')
|
||||
|
||||
# proxy new function below
|
||||
|
||||
def _heal_proxy_networks(self, context, instance, network_info):
|
||||
pass
|
||||
|
||||
def _heal_proxy_ports(self, context, instance, network_info):
|
||||
return []
|
||||
|
||||
def _proxy_run_instance(self, context, instance, request_spec=None,
|
||||
filter_properties=None, requested_networks=None,
|
||||
injected_files=None, admin_password=None,
|
||||
is_first_time=False, host=None, node=None,
|
||||
legacy_bdm_in_spec=True, physical_ports=None):
|
||||
LOG.debug('Proxy run instance')
|
||||
|
|
@ -0,0 +1,42 @@
|
|||
# Copyright 2015 Huawei Technologies Co., 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.
|
||||
|
||||
from oslo_config.cfg import CONF
|
||||
|
||||
import tricircle.common.service as t_service
|
||||
from tricircle.common.utils import get_import_path
|
||||
from tricircle.proxy.compute_manager import ProxyComputeManager
|
||||
|
||||
_REPORT_INTERVAL = 30
|
||||
_REPORT_INTERVAL_MAX = 60
|
||||
|
||||
|
||||
def setup_server():
|
||||
service = t_service.NovaService(
|
||||
host=CONF.host,
|
||||
# NOTE(zhiyuan) binary needs to start with "nova-"
|
||||
# if nova service is used
|
||||
binary="nova-proxy",
|
||||
topic="proxy",
|
||||
db_allowed=False,
|
||||
periodic_enable=True,
|
||||
report_interval=_REPORT_INTERVAL,
|
||||
periodic_interval_max=_REPORT_INTERVAL_MAX,
|
||||
manager=get_import_path(ProxyComputeManager),
|
||||
)
|
||||
|
||||
t_service.fix_compute_service_exchange(service)
|
||||
|
||||
return service
|
||||
Loading…
Reference in New Issue