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#!/usr/bin/env python
############################################################################
# Matt Rodriguez, LBNL MKRodriguez@lbl.gov
############################################################################
"""
script that displays information about a proxy certificate
"""
import proxylib
import time, datetime, calendar
import sys, optparse
FILEHELP = "Location of the proxy."
def print_info(proxy_cert):
"""
Print information about the proxy cert
"""
cert = proxy_cert.getcert()
print "Subject: ", cert.get_subject().as_text()
print "Issuer: ", cert.get_issuer().as_text()
pubkey = cert.get_pubkey()
size = pubkey.size()
print "Strength: ", size * 8
after = cert.get_not_after()
after_tuple = time.strptime(str(after),"%b %d %H:%M:%S %Y %Z")
expires = calendar.timegm(after_tuple)
now = datetime.timedelta(seconds=time.time())
expires = datetime.timedelta(seconds=expires)
td = expires - now
if td.days < 0:
print "Time left: Proxy has expired."
else:
hours = td.seconds / 3600
hours += td.days * 24
minutes = (td.seconds % 3600) / 60
seconds = (td.seconds % 3600) % 60
print "Time left: %d:%d:%d" % (hours, minutes, seconds)
fraction = round((float(td.seconds) / float(3600 * 24)), 1)
print "Days left: ", str(td.days) + str(fraction)[1:]
def main():
parser = optparse.OptionParser()
parser.add_option("-f", "--file", dest="filename", help=FILEHELP)
(opts, args) = parser.parse_args()
filename = opts.filename
if filename is None:
proxyfile = proxylib.get_proxy_filename()
else:
proxyfile = filename
proxy_cert = proxylib.Proxy()
try:
proxy_cert.read(proxyfile)
except IOError:
print "The file: " + proxyfile + " does not exist."
sys.exit(0)
print_info(proxy_cert)
if __name__ == "__main__": main()
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