Mercurial > hg > orthanc
comparison Resources/RetrieveCACertificates.py @ 1534:95b3b0260240
Options to validate peers against CA certificates in HTTPS requests
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 13 Aug 2015 12:42:32 +0200 |
| parents | |
| children | b1291df2f780 |
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| 1533:0011cc99443c | 1534:95b3b0260240 |
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| 1 #!/usr/bin/python | |
| 2 | |
| 3 # Orthanc - A Lightweight, RESTful DICOM Store | |
| 4 # Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics | |
| 5 # Department, University Hospital of Liege, Belgium | |
| 6 # | |
| 7 # This program is free software: you can redistribute it and/or | |
| 8 # modify it under the terms of the GNU General Public License as | |
| 9 # published by the Free Software Foundation, either version 3 of the | |
| 10 # License, or (at your option) any later version. | |
| 11 # | |
| 12 # In addition, as a special exception, the copyright holders of this | |
| 13 # program give permission to link the code of its release with the | |
| 14 # OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 # that use the same license as the "OpenSSL" library), and distribute | |
| 16 # the linked executables. You must obey the GNU General Public License | |
| 17 # in all respects for all of the code used other than "OpenSSL". If you | |
| 18 # modify file(s) with this exception, you may extend this exception to | |
| 19 # your version of the file(s), but you are not obligated to do so. If | |
| 20 # you do not wish to do so, delete this exception statement from your | |
| 21 # version. If you delete this exception statement from all source files | |
| 22 # in the program, then also delete it here. | |
| 23 # | |
| 24 # This program is distributed in the hope that it will be useful, but | |
| 25 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 # General Public License for more details. | |
| 28 # | |
| 29 # You should have received a copy of the GNU General Public License | |
| 30 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 | |
| 32 | |
| 33 import re | |
| 34 import sys | |
| 35 import subprocess | |
| 36 import urllib2 | |
| 37 | |
| 38 | |
| 39 if len(sys.argv) <= 2: | |
| 40 print('Download a set of CA certificates, convert them to PEM, then format them as a C macro') | |
| 41 print('Usage: %s [Macro] [Certificate1] <Certificate2>...' % sys.argv[0]) | |
| 42 print('') | |
| 43 print('Example: %s BITBUCKET_CERTIFICATES https://www.digicert.com/CACerts/DigiCertHighAssuranceEVRootCA.crt' % sys.argv[0]) | |
| 44 print('') | |
| 45 sys.exit(-1) | |
| 46 | |
| 47 MACRO = sys.argv[1] | |
| 48 | |
| 49 sys.stdout.write('#define %s ' % MACRO) | |
| 50 | |
| 51 for url in sys.argv[2:]: | |
| 52 # Download the certificate from the CA authority, in the DES format | |
| 53 des = urllib2.urlopen(url).read() | |
| 54 | |
| 55 # Convert DES to PEM | |
| 56 p = subprocess.Popen([ 'openssl', 'x509', '-inform', 'DES', '-outform', 'PEM' ], | |
| 57 stdin = subprocess.PIPE, | |
| 58 stdout = subprocess.PIPE) | |
| 59 pem = p.communicate(input = des)[0] | |
| 60 pem = re.sub(r'\r', '', pem) # Remove any carriage return | |
| 61 pem = re.sub(r'\\', r'\\\\', pem) # Escape any backslash | |
| 62 pem = re.sub(r'"', r'\\"', pem) # Escape any quote | |
| 63 | |
| 64 # Write the PEM data into the macro | |
| 65 for line in pem.split('\n'): | |
| 66 sys.stdout.write(' \\\n') | |
| 67 sys.stdout.write('"%s\\n" ' % line) | |
| 68 | |
| 69 sys.stdout.write('\n') | |
| 70 sys.stderr.write('Done!\n') |