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/
nova-solver-scheduler
Code Issues Proposed changes

Add debug logs to server_group_affinity_constraint 

This adds a couple of debug logs for debuging convenience.

Change-Id: I5859366b8dc8ddc138a767c78013f36a5d7b323c
This commit is contained in:
Xinyuan Huang 2015-08-01 00:06:07 +08:00
parent 1f5284adac
commit 9278f31992
1 changed files with 15 additions and 0 deletions
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15
nova_solverscheduler/scheduler/solvers/constraints/server_group_affinity_constraint.py
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@ -13,8 +13,12 @@
# License for the specific language governing permissions and limitations
# under the License.
from oslo_log import log as logging
from nova_solverscheduler.scheduler.solvers import constraints
LOG = logging.getLogger(__name__)
class ServerGroupAffinityConstraint(constraints.BaseLinearConstraint):
"""Force to select hosts which host given server group."""
@ -36,6 +40,9 @@ class ServerGroupAffinityConstraint(constraints.BaseLinearConstraint):
group_hosts = filter_properties.get('group_hosts')
LOG.debug('Group hosts: %(hosts)s.',
{'hosts': ', '.join(group_hosts)})
if not group_hosts:
constraint_matrix = [
([False for j in xrange(num_instances - 1)] + [True])
@ -45,6 +52,9 @@ class ServerGroupAffinityConstraint(constraints.BaseLinearConstraint):
if hosts[i].host not in group_hosts:
constraint_matrix[i] = [False for
j in xrange(num_instances)]
else:
LOG.debug('%(host)s is in group hosts.',
{'host': hosts[i].host})
return constraint_matrix
@ -70,9 +80,14 @@ class ServerGroupAntiAffinityConstraint(constraints.BaseLinearConstraint):
group_hosts = filter_properties.get('group_hosts')
LOG.debug('Group hosts: %(hosts)s.',
{'hosts': ', '.join(group_hosts)})
for i in xrange(num_hosts):
if hosts[i].host in group_hosts:
constraint_matrix[i] = [False for j in xrange(num_instances)]
LOG.debug('%(host)s is in group hosts.',
{'host': hosts[i].host})
else:
constraint_matrix[i] = ([True] + [False for
j in xrange(num_instances - 1)])