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fenix
Code Issues Proposed changes

Merge "Disable empty and to be empty computes before instance actions"

This commit is contained in:
Zuul 2020-01-30 04:35:48 +00:00 committed by Gerrit Code Review
parent 76f3de1a28 b703a90ba0
commit e6b796f6b7
1 changed files with 6 additions and 3 deletions
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9
fenix/workflow/workflows/vnf.py
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@ -470,11 +470,12 @@ class Workflow(BaseWorkflow):
return hosts_to_be_empty
def make_empty_hosts(self, state):
# TBD disable nova-compute on empty host or parallel to be empty
# disable nova-compute on empty host or parallel to be empty
# host so cannot move instance to there. Otherwise make math
# to find the target host and give it to move operation
# done with temporarily_disabled_hosts
temporarily_disabled_hosts = []
hvisors = self.nova.hypervisors.list(detailed=True)
weighted_hosts = {}
act_instances_hosts = {}
@ -495,6 +496,7 @@ class Workflow(BaseWorkflow):
self.empty_hosts.append(host)
temporarily_disabled_hosts.append(host)
self.disable_host_nova_compute(host)
LOG.info("host %s empty" % host)
elif vcpus_used == vcpus:
# We do not choose full host
continue
@ -515,15 +517,16 @@ class Workflow(BaseWorkflow):
hosts_to_be_empty = self.find_host_to_be_empty(need_empty,
weighted_hosts,
act_instances_hosts)
thrs = []
for host in hosts_to_be_empty:
temporarily_disabled_hosts.append(host)
self.disable_host_nova_compute(host)
thrs = []
for host in hosts_to_be_empty:
thrs.append(self.actions_to_have_empty_host(host, state))
LOG.info("waiting hosts %s to be empty..." % hosts_to_be_empty)
for thr in thrs:
thr.join()
LOG.info("hosts %s empty..." % hosts_to_be_empty)
LOG.info("hosts %s made empty" % hosts_to_be_empty)
for host in temporarily_disabled_hosts:
self.enable_host_nova_compute(host)
return True