66 lines
2.2 KiB
Python
Executable File
66 lines
2.2 KiB
Python
Executable File
# Copyright 2012 Anton Beloglazov
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from datetime import datetime
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from db_utils import init_db
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import sys
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import time
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if len(sys.argv) < 5:
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print 'You must specify 4 arguments:'
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print '1. The MySQL DB user name'
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print '2. The MySQL DB password'
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print '3. The start datetime in the format: %Y-%m-%d %H:%M:%S'
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print '4. The finish datetime in the format: %Y-%m-%d %H:%M:%S'
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sys.exit(1)
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db = init_db(
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'mysql://' + sys.argv[1] + ':' + sys.argv[2] + '@localhost/spe')
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start_time = datetime.fromtimestamp(
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time.mktime(time.strptime(sys.argv[3], '%Y-%m-%d %H:%M:%S')))
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finish_time = datetime.fromtimestamp(
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time.mktime(time.strptime(sys.argv[4], '%Y-%m-%d %H:%M:%S')))
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def total_seconds(delta):
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return (delta.microseconds +
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(delta.seconds + delta.days * 24 * 3600) * 1000000) / 1000000
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total_time = 0
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total_idle_time = 0
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for hostname, host_id in db.select_host_ids().items():
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prev_timestamp = start_time
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prev_state = 1
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states = {0: [], 1: []}
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for timestamp, state in db.select_host_states(
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host_id, start_time, finish_time):
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if prev_timestamp:
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states[prev_state].append(total_seconds(
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timestamp - prev_timestamp))
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prev_timestamp = timestamp
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prev_state = state
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states[prev_state].append(total_seconds(
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finish_time - prev_timestamp))
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off_time = sum(states[0])
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on_time = sum(states[1])
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total_time += off_time + on_time
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total_idle_time += off_time
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print "Total time: " + str(total_time)
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print "Total idle time: " + str(total_idle_time)
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print "Idle time fraction: " + str(
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float(total_idle_time) / total_time)
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