| 1 | #!/usr/local/bin/python |
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| 2 | |
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| 3 | import sys, os |
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| 4 | import subprocess, tempfile |
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| 5 | import os.path |
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| 6 | |
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| 7 | from string import join |
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| 8 | from federation.util import abac_pem_type, abac_split_cert, file_expanding_opts |
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| 9 | |
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| 10 | class Parser(file_expanding_opts): |
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| 11 | def __init__(self): |
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| 12 | file_expanding_opts.__init__(self, usage='%prog [options]') |
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| 13 | self.add_option('--out', dest='out', help='destination file', |
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| 14 | action='callback', callback=self.expand_file, type='str', |
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| 15 | default='./cert.pem') |
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| 16 | self.add_option('--debug', dest='debug', action='store_true', |
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| 17 | default=False, help='Just print command') |
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| 18 | self.add_option('--openssl', dest='openssl', |
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| 19 | help='Path to openssl command', default='/usr/bin/openssl') |
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| 20 | |
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| 21 | parser = Parser() |
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| 22 | opts, args = parser.parse_args() |
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| 23 | delete_key = False |
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| 24 | |
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| 25 | if args: |
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| 26 | key = args[0] |
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| 27 | |
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| 28 | ktype = abac_pem_type(key) |
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| 29 | if ktype == 'both': |
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| 30 | key, cert = abac_split_cert(key) |
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| 31 | os.unlink(cert) |
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| 32 | delete_key = True |
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| 33 | elif ktype != 'key': |
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| 34 | sys.exit('Cannot use %s as identity. It is a %s ' % (key, ktype) + |
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| 35 | 'and we were expecting a key') |
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| 36 | |
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| 37 | |
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| 38 | try: |
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| 39 | tf, tn = tempfile.mkstemp(suffix=".pem") |
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| 40 | cmd = [opts.openssl, 'req', '-new', '-nodes', '-subj', |
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| 41 | '/CN=users.isi.deterlab.net', '-x509', '-days', '3650', |
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| 42 | '-key', key, '-out', tn] |
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| 43 | if opts.debug: |
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| 44 | print join(cmd) |
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| 45 | sys.exit(0) |
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| 46 | else: |
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| 47 | rv = subprocess.call(cmd) |
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| 48 | if rv == 0: |
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| 49 | try: |
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| 50 | of = os.fdopen(os.open(opts.out, |
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| 51 | os.O_WRONLY | os.O_CREAT, 0600), 'w') |
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| 52 | for inf in (tn, key): |
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| 53 | f = open(inf, 'r') |
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| 54 | for line in f: |
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| 55 | print >>of, line, |
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| 56 | f.close() |
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| 57 | of.close() |
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| 58 | except EnvironmentError, e: |
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| 59 | sys.exit("Cannot open %s: %s" % (efilename, e.strerror)) |
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| 60 | else: |
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| 61 | sys.exit("%s failed: %d" % (opts.openssl, rv)) |
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| 62 | finally: |
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| 63 | if delete_key and key: os.unlink(key) |
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