# Copyright (c) 2013-2016 Hewlett Packard Enterprise Development LP
#
# Redistribution and use of this software in source and binary forms,
# with or without modification, are permitted provided that the following
# conditions are met:
#
# Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from requestbuilder import Arg
from requestbuilder.mixins import TabifyingMixin
from requestbuilder.response import PaginatedResponse
from euca2ools.commands.autoscaling import AutoScalingRequest
class DescribeAutoScalingGroups(AutoScalingRequest, TabifyingMixin):
DESCRIPTION = 'Describe auto-scaling groups'
ARGS = [Arg('AutoScalingGroupNames.member', metavar='ASGROUP',
nargs='*',
help='limit results to specific auto-scaling groups'),
Arg('--show-long', action='store_true', route_to=None,
help="show all of the groups' info")]
LIST_TAGS = ['AutoScalingGroups', 'AvailabilityZones', 'EnabledMetrics',
'Instances', 'LoadBalancerNames', 'SuspendedProcesses',
'Tags', 'TerminationPolicies']
def main(self):
return PaginatedResponse(self, (None,), ('AutoScalingGroups',))
def prepare_for_page(self, page):
# Pages are defined by NextToken
self.params['NextToken'] = page
# pylint: disable=no-self-use
def get_next_page(self, response):
return response.get('NextToken') or None
# pylint: enable=no-self-use
def print_result(self, result):
lines = []
for group in result.get('AutoScalingGroups', []):
bits = ['AUTO-SCALING-GROUP',
group.get('AutoScalingGroupName'),
group.get('LaunchConfigurationName'),
','.join(group.get('AvailabilityZones'))]
if self.args['show_long']:
bits.append(group.get('CreatedTime'))
balancers = group.get('LoadBalancerNames')
if balancers:
bits.append(','.join(balancers))
else:
bits.append(None)
if self.args['show_long']:
bits.append(group.get('HealthCheckType'))
bits.append(group.get('MinSize'))
bits.append(group.get('MaxSize'))
bits.append(group.get('DesiredCapacity'))
if self.args['show_long']:
bits.append(group.get('DefaultCooldown'))
bits.append(group.get('HealthCheckGracePeriod'))
bits.append(group.get('VPCZoneIdentifier'))
bits.append(group.get('PlacementGroup'))
bits.append(group.get('AutoScalingGroupARN'))
policies = group.get('TerminationPolicies')
if policies:
bits.append(','.join(policies))
else:
bits.append(None)
lines.append(self.tabify(bits))
for instance in group.get('Instances', []):
lines.append(self._get_tabified_instance(instance))
scale_group = group.get('AutoScalingGroupName')
for process in group.get('SuspendedProcesses', []):
lines.append(self._get_tabified_suspended_process(process,
scale_group))
for metric in group.get('EnabledMetrics', []):
lines.append(self._get_tabified_metric(metric))
for tag in group.get('Tags') or []:
lines.append(self.tabify(['TAG', tag.get('ResourceType'),
tag.get('ResourceId'),
tag.get('Key'), tag.get('Value'),
tag.get('PropagateAtLaunch')]))
for line in lines:
print line
def _get_tabified_instance(self, instance):
return self.tabify(['INSTANCE',
instance.get('InstanceId'),
instance.get('AvailabilityZone'),
instance.get('LifecycleState'),
instance.get('HealthStatus'),
instance.get('LaunchConfigurationName')])
def _get_tabified_suspended_process(self, process, scale_group):
return self.tabify(['SUSPENDED-PROCESS',
process.get('ProcessName'),
process.get('SuspensionReason'),
scale_group])
def _get_tabified_metric(self, metric):
return self.tabify(['ENABLED-METRICS',
metric.get('Metric'),
metric.get('Granularity')])