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34 lines
999 B
Python
Executable File
34 lines
999 B
Python
Executable File
#!/usr/bin/env python2.7
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from __future__ import print_function
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import dateutil.parser
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import pytz
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import subprocess
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from datetime import datetime, timedelta
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states = {
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"OK": 0,
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"WARNING": 1,
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"CRITICAL": 2,
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"UNKNOWN": 3
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}
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def report(state, msg):
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print("%s: %s" % (state, msg))
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exit(states[state])
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if subprocess.check_output(['psql', 'postgres', '-t', '-c',
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'SELECT pg_is_in_recovery()']).strip() != 'f':
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report('OK', 'this is not the primary')
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try:
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with open('/var/lib/nagios_state/last_postgres_backup', 'r') as f:
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last_backup = dateutil.parser.parse(f.read())
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except IOError:
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report('UNKNOWN', 'could not determine completion time of last Postgres backup')
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if datetime.now(tz=pytz.utc) - last_backup > timedelta(hours=25):
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report('CRITICAL', 'last Postgres backup completed more than 25 hours ago: %s' % (last_backup,))
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report('OK', 'last Postgres backup completed less than 25 hours ago: %s' % (last_backup,))
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