blob: ae8b77291c6a39fcaca3a3cc890a2dc1e3c8abc1 [file] [log] [blame]
#!/usr/bin/python3
from dateutil.zoneinfo import rebuild
import shutil
import sys
import os
import re
SERVER = "elsie.nci.nih.gov"
DIR = "/pub"
NAME = re.compile("tzdata(.*).tar.gz")
def main():
if len(sys.argv) == 2:
tzdata = sys.argv[1]
else:
from ftplib import FTP
print("Connecting to %s..." % SERVER)
ftp = FTP(SERVER)
print("Logging in...")
ftp.login()
print("Changing to %s..." % DIR)
ftp.cwd(DIR)
print("Listing files...")
for name in ftp.nlst():
if NAME.match(name):
break
else:
sys.exit("error: file matching %s not found" % NAME.pattern)
if os.path.isfile(name):
print("Found local %s..." % name)
else:
print("Retrieving %s..." % name)
file = open(name, "w")
ftp.retrbinary("RETR "+name, file.write)
file.close()
ftp.close()
tzdata = name
if not tzdata or not NAME.match(tzdata):
sys.exit("Usage: updatezinfo.py tzdataXXXXX.tar.gz")
print("Updating timezone information...")
rebuild(tzdata, NAME.match(tzdata).group(1))
print("Done.")
if __name__ == "__main__":
main()