# Copyright (c) 2013-2016 Hewlett Packard Enterprise Development LP
#
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# with or without modification, are permitted provided that the following
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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from requestbuilder import Arg
from requestbuilder.mixins import TabifyingMixin
from requestbuilder.response import PaginatedResponse
from euca2ools.commands.monitoring import CloudWatchRequest
class DescribeAlarmHistory(CloudWatchRequest, TabifyingMixin):
DESCRIPTION = 'Retrieve history for one alarm or all alarms'
ARGS = [Arg('AlarmName', metavar='ALARM', nargs='?',
help='limit results to a specific alarm'),
Arg('--end-date', dest='EndDate', metavar='DATE',
help='limit results to history before a given point in time'),
Arg('--history-item-type', dest='HistoryItemType',
choices=('Action', 'ConfigurationUpdate', 'StateUpdate'),
help='limit results to specific history item types'),
Arg('--show-long', action='store_true', route_to=None,
help='show detailed event data as machine-readable JSON'),
Arg('--start-date', dest='StartDate', metavar='DATE',
help='limit results to history after a given point in time')]
LIST_TAGS = ['AlarmHistoryItems']
def main(self):
return PaginatedResponse(self, (None,), ('AlarmHistoryItems',))
def prepare_for_page(self, page):
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):
for item in result.get('AlarmHistoryItems', []):
bits = [item.get('AlarmName'), item.get('Timestamp'),
item.get('HistoryItemType'), item.get('HistorySummary')]
if self.args['show_long']:
bits.append(item.get('HistoryData'))
print self.tabify(bits)