delete-old-log.py

#!/usr/bin/python
import os, sys, re, os.path, shutil
from datetime import date, timedelta

RESERVED_DAYS = 30

date_pattern = re.compile('[0-9]+-[0-9]+-[0-9]+')

def logcleanup(reserveddays, dirname, names):
    for name in names:
        match = date_pattern.search(name)
        if match != None:
            datestr = match.group(0)
            dateparts = datestr.split('-')
            year = int(dateparts[0])
            month = int(dateparts[1])
            day = int(dateparts[2])

            filedate = date(year, month, day)
            today = date.today()
            delta = today - filedate
            if delta.days > reserveddays:
                os.remove('%s%s%s' % (dirname, os.sep, name))

def cleanfilecontent(filename):
    file = open(filename, 'w')
    file.close()

if __name__ == '__main__':
    todaystr = date.today().strftime('%Y-%m-%d')

    # Applications
    os.path.walk('/var/log/dms/agent-web', logcleanup, RESERVED_DAYS)
    os.path.walk('/var/log/dms/dms-commander-web', logcleanup, RESERVED_DAYS)
    os.path.walk('/var/log/dms/dms-commander-vip-web', logcleanup, RESERVED_DAYS)
    os.path.walk('/var/log/dms/dms-web', logcleanup, RESERVED_DAYS)
    os.path.walk('/var/log/dms/oam-web', logcleanup, RESERVED_DAYS)