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Watch_wal-e script
#! /usr/bin/env python
from boto.ses.connection import SESConnection
import os
import sys
import subprocess
import socket
TMPFILE = '/var/run/postgresql/last-wal-archive-error-file.tmp'
if __name__ == '__main__':
return_code = 'unknown'
host = socket.getfqdn()
wal_file = 'unknown'
try:
ses_conn = SESConnection()
wal_file = sys.argv[1]
wal_push = '/usr/local/bin/wal-e'
return_code = subprocess.call([wal_push, 'wal-push', wal_file])
except Exception, e:
return_code = str(e)
finally:
if return_code != 0:
if os.path.exists(TMPFILE):
contents = open(TMPFILE).read()
last_wal_error = contents
if wal_file == last_wal_error:
ses_conn.send_email(
source = 'youremail@',
subject = 'PG WAL Archive Failed!',
body = 'Host: %s\nError: %s\nWAL: %s' % (host, return_code, wal_file),
to_addresses = ['toemail@'])
sys.exit(1)
outfl = open(TMPFILE, 'w')
outfl.write(wal_file)
outfl.close()
sys.exit(1)
else:
if os.path.exists(TMPFILE):
os.remove(TMPFILE)
sys.exit(0)
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