def get_all_by_host(cls, context, host, use_slave=False):
try:
db_computes = db.compute_node_get_all_by_host(context, host, use_slave)
except exception.ComputeHostNotFound:
# FIXME(sbauza): Some old computes can still have no host record
# We need to provide compatibility by using the old service_id
# record.
# We assume the compatibility as an extra penalty of one more DB
# call but that's necessary until all nodes are upgraded.
try:
service = objects.Service.get_by_compute_host(context, host, use_slave)
db_computes = db.compute_nodes_get_by_service_id(context, service.id)
except exception.ServiceNotFound:
# We need to provide the same exception upstream
raise exception.ComputeHostNotFound(host=host)
# We can avoid an extra call to Service object in _from_db_object
for db_compute in db_computes:
db_compute["host"] = service.host
return base.obj_make_list(context, cls(context), objects.ComputeNode, db_computes)
def get_all_by_host(cls, context, host, use_slave=False):
try:
db_computes = db.compute_node_get_all_by_host(context, host,
use_slave)
except exception.ComputeHostNotFound:
# FIXME(sbauza): Some old computes can still have no host record
# We need to provide compatibility by using the old service_id
# record.
# We assume the compatibility as an extra penalty of one more DB
# call but that's necessary until all nodes are upgraded.
service = objects.Service.get_by_compute_host(context, host,
use_slave)
db_compute = db.compute_node_get_by_service_id(context,
service.id)
# We can avoid an extra call to Service object in _from_db_object
db_compute['host'] = service.host
# NOTE(sbauza): Yeah, the old model sucks, because there can only
# be one node per host...
db_computes = [db_compute]
return base.obj_make_list(context, cls(context), objects.ComputeNode,
db_computes)
def get_all_by_host(cls, context, host, use_slave=False):
try:
db_computes = db.compute_node_get_all_by_host(
context, host, use_slave)
except exception.ComputeHostNotFound:
# FIXME(sbauza): Some old computes can still have no host record
# We need to provide compatibility by using the old service_id
# record.
# We assume the compatibility as an extra penalty of one more DB
# call but that's necessary until all nodes are upgraded.
try:
service = objects.Service.get_by_compute_host(
context, host, use_slave)
db_computes = db.compute_nodes_get_by_service_id(
context, service.id)
except exception.ServiceNotFound:
# We need to provide the same exception upstream
raise exception.ComputeHostNotFound(host=host)
# We can avoid an extra call to Service object in _from_db_object
for db_compute in db_computes:
db_compute['host'] = service.host
return base.obj_make_list(context, cls(context), objects.ComputeNode,
db_computes)
def _db_compute_node_get_all_by_host(context, host, use_slave=False):
return db.compute_node_get_all_by_host(context, host)
def _db_compute_node_get_all_by_host(context, host, use_slave=False):
return db.compute_node_get_all_by_host(context, host)
def get_all_by_host(cls, context, host, use_slave=False):
db_computes = db.compute_node_get_all_by_host(context, host, use_slave)
return base.obj_make_list(context, cls(context), objects.ComputeNode,
db_computes)
def get_all_by_host(cls, context, host, use_slave=False):
db_computes = db.compute_node_get_all_by_host(context, host,
use_slave)
return base.obj_make_list(context, cls(context), objects.ComputeNode,
db_computes)