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Use auto scaling group managed ELBs if present.

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This commit is contained in:
Trevor Pounds 2015-02-26 15:38:42 -08:00
parent b0c534842b
commit 4b9b047878
1 changed files with 30 additions and 0 deletions
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30
cloud/amazon/ec2_elb.py
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@ -105,6 +105,7 @@ import os
try:
import boto
import boto.ec2
import boto.ec2.autoscale
import boto.ec2.elb
from boto.regioninfo import RegionInfo
except ImportError:
@ -255,6 +256,9 @@ class ElbManager:
for elb lookup instead of returning what elbs
are attached to self.instance_id"""
if not ec2_elbs:
ec2_elbs = self._get_auto_scaling_group_lbs()
try:
elb = connect_to_aws(boto.ec2.elb, self.region,
**self.aws_connect_params)
@ -273,6 +277,32 @@ class ElbManager:
lbs.append(lb)
return lbs
def _get_auto_scaling_group_lbs(self):
"""Returns a list of ELBs associated with self.instance_id
indirectly through its auto scaling group membership"""
try:
asg = connect_to_aws(boto.ec2.autoscale, self.region, **self.aws_connect_params)
except (boto.exception.NoAuthHandlerFound, StandardError), e:
self.module.fail_json(msg=str(e))
asg_instances = asg.get_all_autoscaling_instances([self.instance_id])
if len(asg_instances) > 1:
self.module.fail_json(msg="Illegal state, expected one auto scaling group instance.")
if not asg_instances:
asg_elbs = []
else:
asg_name = asg_instances[0].group_name
asgs = asg.get_all_groups([asg_name])
if len(asg_instances) != 1:
self.module.fail_json(msg="Illegal state, expected one auto scaling group.")
asg_elbs = asgs[0].load_balancers
return asg_elbs
def _get_instance(self):
"""Returns a boto.ec2.InstanceObject for self.instance_id"""
try: