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https://port.numenaute.org/aleajactaest/khanat-code-old.git
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422 lines
21 KiB
Python
Executable file
422 lines
21 KiB
Python
Executable file
#!/usr/bin/python3
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#
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# script to create certificate use for test
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#
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# Copyright (C) 2017 AleaJactaEst
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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Generate all certificates
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CA certificate (emulate CA certificate)
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Appli certification (our global certificate, use to sign our key)
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Server certificate (our key & certificate for server side)
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Client certificate (our key & certificate for server side)
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CA
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\
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Apppli
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/ \
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Server Client
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Example command to generate all certificate :
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create_certificate.py --show-log-console --log debug
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"""
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import argparse
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import logging
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import logging.config
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import os
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import stat
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import subprocess
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import sys
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class Certificate:
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def __init__(self,
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openssl,
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workdir_cert_ca,
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workdir_cert_appli,
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passca='OpenNelCA9439',
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passappli='OpenNelAPPLI1097',
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countryName='FR',
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stateOrProvinceName='France',
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localityName='Paris',
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organizationName='khanat',
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commonName='khanat.org',
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sizeCa = 4096,
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sizeAppli = 4096,
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sizeChild = 2048):
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self.workdir_cert_ca = os.path.abspath(workdir_cert_ca)
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self.workdir_cert_appli = os.path.abspath(workdir_cert_appli)
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self.openssl = openssl
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self.passca = passca
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self.passappli = passappli
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self.countryName = countryName
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self.stateOrProvinceName = stateOrProvinceName
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self.localityName = localityName
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self.organizationName = organizationName
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self.commonName = commonName
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self.configca = os.path.join(self.workdir_cert_ca, 'openssl.cnf')
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self.configappli = os.path.join(self.workdir_cert_appli, 'openssl.cnf')
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self.sizeCa = sizeCa
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self.sizeAppli = sizeAppli
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self.sizeChild = sizeChild
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def directory_create(self, dirpath):
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if not dir:
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raise ValueError
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if not os.path.exists(dirpath):
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os.makedirs(dirpath)
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def SendCommandOpenssl(self, args):
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command = '%s %s' % (self.openssl, args)
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logging.debug("command:%s" % command)
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code = subprocess.call(command.split(), stdout=sys.stdout,
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stderr=sys.stderr)
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if code != 0:
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logging.error("Command '%s' return code:%d" % (command, code))
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exit(code)
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def writeConfigOpenssl(self, config, dirpath, certfile, keyfile):
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with open(config, 'w') as f:
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f.write('[ ca ]\n'
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'default_ca = CA_default\n'
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'\n[ CA_default ]\n'
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'dir = %s\n'
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'certs = $dir/certs\n'
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'crl_dir = $dir/crl\n'
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'database = $dir/index.txt\n'
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'new_certs_dir = $dir/newcerts\n'
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'certificate = $dir/certs/%s\n'
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'serial = $dir/serial\n'
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'crlnumber = $dir/crlnumber\n'
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'crl = $dir/crl/%s\n'
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'private_key = $dir/private/%s\n'
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'RANDFILE = $dir/private/.rand\n'
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'name_opt = ca_default\n'
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'cert_opt = ca_default\n'
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'default_days = 390\n'
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'default_crl_days = 30\n'
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'default_md = sha256\n'
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'preserve = no\n'
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'policy = policy_match\n'
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'crl_extensions = crl_ext\n'
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'unique_subject = no\n'
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'\n[ policy_match ]\n'
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'countryName = match\n'
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'stateOrProvinceName = match\n'
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'organizationName = match\n'
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'organizationalUnitName = optional\n'
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'commonName = supplied\n'
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'emailAddress = optional\n'
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'\n[ req ]\n'
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'default_bits = 2048\n'
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'distinguished_name = req_distinguished_name\n'
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'x509_extensions = v3_ca\n'
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'string_mask = utf8only\n'
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'unique_subject = no\n'
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'\n[ server_cert ]\n'
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'basicConstraints=CA:false\n'
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'nsComment = "OpenSSL Generated Certificate"\n'
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'subjectKeyIdentifier=hash\n'
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'authorityKeyIdentifier=keyid,issuer:always\n'
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'keyUsage = critical, digitalSignature, keyEncipherment\n'
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'nsCertType = server\n'
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'\n[ client_cert ]\n'
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'basicConstraints=CA:false\n'
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'nsComment = "OpenSSL Generated Certificate"\n'
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'subjectKeyIdentifier=hash\n'
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'authorityKeyIdentifier=keyid:always,issuer\n'
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'keyUsage = critical, nonRepudiation, digitalSignature, keyEncipherment\n'
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'nsCertType = client\n'
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'\n[ v3_ca ]\n'
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'basicConstraints=critical, CA:true\n'
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'nsComment = "OpenSSL Generated Certificate"\n'
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'subjectKeyIdentifier=hash\n'
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'authorityKeyIdentifier=keyid:always,issuer\n'
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'keyUsage = critical, digitalSignature, cRLSign, keyCertSign\n'
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'\n[ v3_application_ca ]\n'
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'basicConstraints=critical, CA:true, pathlen:0\n'
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'nsComment = "OpenSSL Generated Certificate"\n'
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'subjectKeyIdentifier=hash\n'
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'authorityKeyIdentifier=keyid:always,issuer\n'
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'keyUsage = critical, digitalSignature, cRLSign, keyCertSign\n'
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'\n[ req_distinguished_name ]\n'
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'countryName = Country Name (2 letter code)\n'
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'countryName_default = FR\n'
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'countryName_min = 2\n'
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'countryName_max = 2\n'
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'stateOrProvinceName = State or Province Name (full name)\n'
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'stateOrProvinceName_default = France\n'
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'localityName = Locality Name (eg, city)\n'
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'0.organizationName = Organization Name (eg, company)\n'
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'0.organizationName_default = Khanat\n'
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'organizationalUnitName = Organizational Unit Name (eg, section)\n'
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'commonName = Common Name (e.g. server FQDN or YOUR name)\n'
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'commonName_max = 64\n'
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'emailAddress = Email Address\n'
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'emailAddress_max = 64\n'
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'\n[ crl_ext ]\n'
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'authorityKeyIdentifier=keyid:always\n'
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% (dirpath, certfile, 'cacrl.pem', keyfile))
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def createCACertificate(self):
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logging.info("Create CA Certificate")
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# Create directory
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certfilename = 'cacert.pem'
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keyfilename = 'cakey.pem'
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self.directory_create(self.workdir_cert_ca)
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self.directory_create(os.path.join(self.workdir_cert_ca, 'certs'))
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private=os.path.join(self.workdir_cert_ca, 'private')
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self.directory_create(private)
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os.chmod(private, stat.S_IEXEC | stat.S_IWUSR | stat.S_IRUSR)
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self.directory_create(os.path.join(self.workdir_cert_ca, 'crl'))
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self.directory_create(os.path.join(self.workdir_cert_ca, 'newcerts'))
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# Create files use in CA
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index = os.path.join(self.workdir_cert_ca, 'index.txt')
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with open(index, 'w') as f:
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f.write('')
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serial = os.path.join(self.workdir_cert_ca, 'serial')
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with open(serial, 'w') as f:
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f.write('10')
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# Create configuration
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self.writeConfigOpenssl(self.configca, self.workdir_cert_ca, certfilename, keyfilename)
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# Create private key for our CA
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keyfile = os.path.join(self.workdir_cert_ca, 'private', keyfilename)
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self.SendCommandOpenssl('genrsa -aes256 -out %s -passout pass:%s %d' % (keyfile, self.passca, self.sizeCa))
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os.chmod(keyfile, stat.S_IEXEC | stat.S_IWUSR | stat.S_IRUSR)
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# Create certificate for our CA
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certfile = os.path.join(self.workdir_cert_ca, 'certs', certfilename)
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self.SendCommandOpenssl('req '
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'-config %s '
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'-key %s '
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'-passin pass:%s '
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'-new '
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'-x509 '
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'-days 390 '
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'-sha256 '
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'-extensions v3_ca '
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'-out %s '
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'-subj /C=%s/ST=%s/L=%s/O=%s/CN=%s' % (self.configca,
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keyfile,
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self.passca,
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certfile,
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self.countryName,
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self.stateOrProvinceName,
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self.localityName,
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self.organizationName,
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self.commonName))
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os.chmod(certfile, stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH)
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# Check certificate
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self.SendCommandOpenssl('x509 -noout -text -in %s' % certfile)
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def createApplicationCertificate(self):
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logging.info("Create Application Certificate")
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certfilename = 'applicert.pem'
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csrfilename = 'applicsr.pem'
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keyfilename = 'applikey.pem'
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# Create directory
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self.directory_create(self.workdir_cert_appli)
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self.directory_create(os.path.join(self.workdir_cert_appli, 'certs'))
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private=os.path.join(self.workdir_cert_appli, 'private')
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self.directory_create(private)
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os.chmod(private, stat.S_IEXEC | stat.S_IWUSR | stat.S_IRUSR)
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self.directory_create(os.path.join(self.workdir_cert_appli, 'crl'))
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self.directory_create(os.path.join(self.workdir_cert_appli, 'newcerts'))
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self.directory_create(os.path.join(self.workdir_cert_appli, 'csr'))
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# Create files use in CA
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index = os.path.join(self.workdir_cert_appli, 'index.txt')
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with open(index, 'w') as f:
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f.write('')
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serial = os.path.join(self.workdir_cert_appli, 'serial')
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with open(serial, 'w') as f:
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f.write('10')
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serial = os.path.join(self.workdir_cert_appli, 'crlnumber')
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with open(serial, 'w') as f:
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f.write('10')
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# Create configuration
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self.writeConfigOpenssl(self.configappli, self.workdir_cert_appli, certfilename, keyfilename)
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# Create private key for our Application
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keyfile = os.path.join(self.workdir_cert_appli, 'private', keyfilename)
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self.SendCommandOpenssl('genrsa -aes256 -out %s -passout pass:%s %d' % (keyfile,
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self.passappli,
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self.sizeAppli))
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os.chmod(keyfile, stat.S_IEXEC | stat.S_IWUSR | stat.S_IRUSR)
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# Create certificate for our CA
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csrfile = os.path.join(self.workdir_cert_appli, 'csr', csrfilename)
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self.SendCommandOpenssl('req '
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'-config %s '
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'-new '
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'-sha256 '
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'-passin pass:%s '
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'-key %s '
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'-out %s '
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'-subj /C=%s/ST=%s/L=%s/O=%s/CN=%s' % (self.configappli,
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self.passappli,
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keyfile,
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csrfile,
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self.countryName,
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self.stateOrProvinceName,
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self.localityName,
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self.organizationName,
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self.commonName))
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os.chmod(csrfile, stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH)
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certfile = os.path.join(self.workdir_cert_appli, 'certs', certfilename)
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self.SendCommandOpenssl('ca '
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'-config %s '
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'-extensions v3_application_ca '
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'-days 390 '
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'-notext '
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'-md sha256 '
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'-passin pass:%s '
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'-in %s '
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'-batch '
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'-out %s ' % (self.configca,
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self.passca,
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csrfile,
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certfile))
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os.chmod(csrfile, stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH)
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self.SendCommandOpenssl('x509 -noout -text -in %s' % certfile)
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certcafilename = os.path.join(self.workdir_cert_ca, 'certs', 'cacert.pem')
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self.SendCommandOpenssl('verify -CAfile %s %s' % (certcafilename, certfile))
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# concat applicert & cacert
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cachainfile = os.path.join(self.workdir_cert_appli, 'certs', 'cachaincert.pem')
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with open(cachainfile, 'w') as outfp:
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with open(certfile, 'r') as infp:
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outfp.write(infp.read())
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with open(certcafilename, 'r') as infp:
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outfp.write(infp.read())
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def createChildCertificate(self, childname, extension):
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keyfilename = "%skey.pem" % childname
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csrfilename = "%scsr.pem" % childname
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certfilename = "%scert.pem" % childname
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keyfile = os.path.join(self.workdir_cert_appli, 'private', keyfilename)
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self.SendCommandOpenssl('genrsa -out %s %d' % (keyfile, self.sizeChild))
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csrfile = os.path.join(self.workdir_cert_appli, 'csr', csrfilename)
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self.SendCommandOpenssl('req '
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'-config %s '
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'-new '
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'-sha256 '
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'-key %s '
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'-out %s '
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'-subj /C=%s/ST=%s/L=%s/O=%s/CN=%s' % (self.configappli,
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keyfile,
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csrfile,
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self.countryName,
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self.stateOrProvinceName,
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self.localityName,
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self.organizationName,
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self.commonName))
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certfile = os.path.join(self.workdir_cert_appli, 'certs', certfilename)
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self.SendCommandOpenssl('ca '
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'-config %s '
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'-extensions %s '
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'-days 390 '
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'-notext '
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'-md sha256 '
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'-passin pass:%s '
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'-in %s '
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'-batch '
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'-out %s ' % (self.configappli,
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extension,
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self.passappli,
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csrfile,
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certfile))
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self.SendCommandOpenssl('x509 -noout -text -in %s' % (certfile))
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certcafilename = os.path.join(self.workdir_cert_appli, 'certs', 'cachaincert.pem')
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self.SendCommandOpenssl('verify -CAfile %s %s' % (certcafilename, certfile))
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def main(fileLog, logLevel, show_log_console,
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workdir_cert_ca, workdir_cert_appli, openssl,
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sizeCa, sizeAppli, sizeChild,
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passca, passappli,
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countryName, stateOrProvinceName, localityName, organizationName, commonName):
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""" Main function """
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# Manage log
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logging.getLogger('logging')
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numeric_level = getattr(logging, logLevel.upper(), None)
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if not isinstance(numeric_level, int):
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raise ValueError('Invalid log level: %s' % logLevel)
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handlers=[]
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if show_log_console:
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handlers.append(logging.StreamHandler())
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if fileLog:
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handlers.append(logging.FileHandler(fileLog.name))
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logging.basicConfig(handlers=handlers, level=numeric_level,
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format='%(asctime)s %(levelname)s [pid:%(process)d] [%(funcName)s:%(lineno)d] %(message)s')
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certicate = Certificate(openssl, workdir_cert_ca, workdir_cert_appli,
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passca, passappli,
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countryName,
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stateOrProvinceName,
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localityName,
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organizationName,
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commonName,
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sizeCa,
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sizeAppli ,
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sizeChild)
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logging.info("Generate CA certificate")
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certicate.createCACertificate()
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logging.info("Generate Application certificate")
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certicate.createApplicationCertificate()
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logging.info("Generate Server certificate")
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certicate.createChildCertificate('server', 'server_cert')
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logging.info("Generate Client certificate")
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certicate.createChildCertificate('client', 'client_cert')
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logging.info("Certifcate generated")
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(description='Create certificate')
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parser.add_argument('--version', action='version', version='%(prog)s 1.0')
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parser.add_argument( '--openssl', default='openssl', help='binary openssl')
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parser.add_argument('-c', '--workdir-cert-ca', default='ca', help='workdir certificate CA')
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parser.add_argument('-a', '--workdir-cert-appli', default='ca/appli', help='workdir certificate Application')
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parser.add_argument( '--show-log-console', action='store_true',
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help='show message in console', default=False)
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parser.add_argument('--filelog', type=argparse.FileType('wt'),
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default=None, help='log file')
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parser.add_argument('--log',
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default='INFO', help='log level [DEBUG, INFO, WARNING, ERROR')
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parser.add_argument('--sizeCa', type=int, default=4096, help='Define size key for CA certificate')
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parser.add_argument('--sizeAppli', type=int, default=4096, help='Define size key for Application certificate')
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parser.add_argument('--sizeChild', type=int, default=4096, help='Define size key for Child certificate')
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parser.add_argument('--passca', default='OpenNelCA9439', help='define password for CA certificate')
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parser.add_argument('--passappli', default='OpenNelAPPLI1097', help='define password for Application certificate')
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parser.add_argument('--countryName', default='FR', help='countryName for certicate')
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parser.add_argument('--stateOrProvinceName', default='France', help='stateOrProvinceName for certicate')
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parser.add_argument('--localityName', default='Paris', help='localityName for certicate')
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parser.add_argument('--organizationName', default='khanat', help='organizationName for certicate')
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parser.add_argument('--commonName', default='khanat', help='commonName for certicate')
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args = parser.parse_args()
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main(fileLog = args.filelog,
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logLevel = args.log,
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show_log_console = args.show_log_console,
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workdir_cert_ca = args.workdir_cert_ca,
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workdir_cert_appli = args.workdir_cert_appli,
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openssl = args.openssl,
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sizeCa = args.sizeCa,
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sizeAppli = args.sizeAppli,
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sizeChild = args.sizeChild,
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passca = args.passca,
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passappli = args.passappli,
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countryName = args.countryName,
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stateOrProvinceName = args.stateOrProvinceName,
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localityName = args.localityName,
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organizationName = args.organizationName,
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commonName = args.commonName)
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