Commit d045148e authored by Vivien Alger's avatar Vivien Alger

Adding everything for SSL support

parent e3cbb2d8
...@@ -32,7 +32,8 @@ import binascii ...@@ -32,7 +32,8 @@ import binascii
import random import random
import zc.buildout import zc.buildout
import pkg_resources import pkg_resources
import ConfigParser
import hashlib
class Recipe(BaseSlapRecipe): class Recipe(BaseSlapRecipe):
...@@ -59,7 +60,7 @@ class Recipe(BaseSlapRecipe): ...@@ -59,7 +60,7 @@ class Recipe(BaseSlapRecipe):
self.linkBinary() self.linkBinary()
self.computer_partition.setConnectionDict(dict( self.computer_partition.setConnectionDict(dict(
vnc_connection_string = "https://[%s]:%s" % (noVNC_conf['source_ip'], vnc_connection_string = "https://[%s]:%s/vnc.html" % (noVNC_conf['source_ip'],
noVNC_conf['source_port'], noVNC_conf['source_port'],
))) )))
...@@ -162,6 +163,9 @@ class Recipe(BaseSlapRecipe): ...@@ -162,6 +163,9 @@ class Recipe(BaseSlapRecipe):
noVNC_conf['target_port'] = target_port noVNC_conf['target_port'] = target_port
noVNC_conf['python_path'] = python_path noVNC_conf['python_path'] = python_path
noVNC_conf['ca_conf'] = self.installCertificateAuthority()
noVNC_conf['key_path'], noVNC_conf['certificate_path'] = self.requestCertificate('noVNC')
# Instanciate Websockify # Instanciate Websockify
websockify_runner_path = self.instanciate_wrapper("websockify", websockify_runner_path = self.instanciate_wrapper("websockify",
noVNC_conf) noVNC_conf)
...@@ -211,3 +215,74 @@ class Recipe(BaseSlapRecipe): ...@@ -211,3 +215,74 @@ class Recipe(BaseSlapRecipe):
os.symlink(target, link) os.symlink(target, link)
self.logger.debug('Created link %r -> %r' % (link, target)) self.logger.debug('Created link %r -> %r' % (link, target))
self.path_list.append(link) self.path_list.append(link)
def installCertificateAuthority(self, ca_country_code='XX',
ca_email='xx@example.com', ca_state='State', ca_city='City',
ca_company='Company'):
backup_path = self.createBackupDirectory('ca')
self.ca_dir = os.path.join(self.data_root_directory, 'ca')
self._createDirectory(self.ca_dir)
self.ca_request_dir = os.path.join(self.ca_dir, 'requests')
self._createDirectory(self.ca_request_dir)
config = dict(ca_dir=self.ca_dir, request_dir=self.ca_request_dir)
self.ca_private = os.path.join(self.ca_dir, 'private')
self.ca_certs = os.path.join(self.ca_dir, 'certs')
self.ca_crl = os.path.join(self.ca_dir, 'crl')
self.ca_newcerts = os.path.join(self.ca_dir, 'newcerts')
self.ca_key_ext = '.key'
self.ca_crt_ext = '.crt'
for d in [self.ca_private, self.ca_crl, self.ca_newcerts, self.ca_certs]:
self._createDirectory(d)
for f in ['crlnumber', 'serial']:
if not os.path.exists(os.path.join(self.ca_dir, f)):
open(os.path.join(self.ca_dir, f), 'w').write('01')
if not os.path.exists(os.path.join(self.ca_dir, 'index.txt')):
open(os.path.join(self.ca_dir, 'index.txt'), 'w').write('')
openssl_configuration = os.path.join(self.ca_dir, 'openssl.cnf')
config.update(
working_directory=self.ca_dir,
country_code=ca_country_code,
state=ca_state,
city=ca_city,
company=ca_company,
email_address=ca_email,
)
self._writeFile(openssl_configuration, pkg_resources.resource_string(
__name__, 'template/openssl.cnf.ca.in') % config)
self.path_list.extend(zc.buildout.easy_install.scripts([
('certificate_authority',
__name__ + '.certificate_authority', 'runCertificateAuthority')],
self.ws, sys.executable, self.wrapper_directory, arguments=[dict(
openssl_configuration=openssl_configuration,
openssl_binary=self.options['openssl_binary'],
certificate=os.path.join(self.ca_dir, 'cacert.pem'),
key=os.path.join(self.ca_private, 'cakey.pem'),
crl=os.path.join(self.ca_crl),
request_dir=self.ca_request_dir
)]))
# configure backup
backup_cron = os.path.join(self.cron_d, 'ca_rdiff_backup')
open(backup_cron, 'w').write(
'''0 0 * * * %(rdiff_backup)s %(source)s %(destination)s'''%dict(
rdiff_backup=self.options['rdiff_backup_binary'],
source=self.ca_dir,
destination=backup_path))
self.path_list.append(backup_cron)
return dict(
ca_certificate=os.path.join(config['ca_dir'], 'cacert.pem'),
ca_crl=os.path.join(config['ca_dir'], 'crl'),
certificate_authority_path=config['ca_dir']
)
def requestCertificate(self, name):
hash = hashlib.sha512(name).hexdigest()
key = os.path.join(self.ca_private, hash + self.ca_key_ext)
certificate = os.path.join(self.ca_certs, hash + self.ca_crt_ext)
parser = ConfigParser.RawConfigParser()
parser.add_section('certificate')
parser.set('certificate', 'name', name)
parser.set('certificate', 'key_file', key)
parser.set('certificate', 'certificate_file', certificate)
parser.write(open(os.path.join(self.ca_request_dir, hash), 'w'))
return key, certificate
import os
import subprocess
import time
import ConfigParser
def popenCommunicate(command_list, input=None):
subprocess_kw = dict(stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
if input is not None:
subprocess_kw.update(stdin=subprocess.PIPE)
popen = subprocess.Popen(command_list, **subprocess_kw)
result = popen.communicate(input)[0]
if popen.returncode is None:
popen.kill()
if popen.returncode != 0:
raise ValueError('Issue during calling %r, result was:\n%s' % (
command_list, result))
return result
class CertificateAuthority:
def __init__(self, key, certificate, openssl_binary,
openssl_configuration, request_dir):
self.key = key
self.certificate = certificate
self.openssl_binary = openssl_binary
self.openssl_configuration = openssl_configuration
self.request_dir = request_dir
def checkAuthority(self):
file_list = [ self.key, self.certificate ]
ca_ready = True
for f in file_list:
if not os.path.exists(f):
ca_ready = False
break
if ca_ready:
return
for f in file_list:
if os.path.exists(f):
os.unlink(f)
try:
# no CA, let us create new one
popenCommunicate([self.openssl_binary, 'req', '-nodes', '-config',
self.openssl_configuration, '-new', '-x509', '-extensions',
'v3_ca', '-keyout', self.key, '-out', self.certificate,
'-days', '10950'], 'Automatic Certificate Authority\n')
except:
try:
for f in file_list:
if os.path.exists(f):
os.unlink(f)
except:
# do not raise during cleanup
pass
raise
def _checkCertificate(self, common_name, key, certificate):
file_list = [key, certificate]
ready = True
for f in file_list:
if not os.path.exists(f):
ready = False
break
if ready:
return False
for f in file_list:
if os.path.exists(f):
os.unlink(f)
csr = certificate + '.csr'
try:
popenCommunicate([self.openssl_binary, 'req', '-config',
self.openssl_configuration, '-nodes', '-new', '-keyout',
key, '-out', csr, '-days', '3650'],
common_name + '\n')
try:
popenCommunicate([self.openssl_binary, 'ca', '-batch', '-config',
self.openssl_configuration, '-out', certificate,
'-infiles', csr])
finally:
if os.path.exists(csr):
os.unlink(csr)
except:
try:
for f in file_list:
if os.path.exists(f):
os.unlink(f)
except:
# do not raise during cleanup
pass
raise
else:
return True
def checkRequestDir(self):
for request_file in os.listdir(self.request_dir):
parser = ConfigParser.RawConfigParser()
parser.readfp(open(os.path.join(self.request_dir, request_file), 'r'))
if self._checkCertificate(parser.get('certificate', 'name'),
parser.get('certificate', 'key_file'), parser.get('certificate',
'certificate_file')):
print 'Created certificate %r' % parser.get('certificate', 'name')
def runCertificateAuthority(args):
ca_conf = args[0]
ca = CertificateAuthority(ca_conf['key'], ca_conf['certificate'],
ca_conf['openssl_binary'], ca_conf['openssl_configuration'],
ca_conf['request_dir'])
while True:
ca.checkAuthority()
ca.checkRequestDir()
time.sleep(60)
#
# OpenSSL example configuration file.
# This is mostly being used for generation of certificate requests.
#
# This definition stops the following lines choking if HOME isn't
# defined.
HOME = .
RANDFILE = $ENV::HOME/.rnd
# Extra OBJECT IDENTIFIER info:
#oid_file = $ENV::HOME/.oid
oid_section = new_oids
# To use this configuration file with the "-extfile" option of the
# "openssl x509" utility, name here the section containing the
# X.509v3 extensions to use:
# extensions =
# (Alternatively, use a configuration file that has only
# X.509v3 extensions in its main [= default] section.)
[ new_oids ]
# We can add new OIDs in here for use by 'ca', 'req' and 'ts'.
# Add a simple OID like this:
# testoid1=1.2.3.4
# Or use config file substitution like this:
# testoid2=${testoid1}.5.6
# Policies used by the TSA examples.
tsa_policy1 = 1.2.3.4.1
tsa_policy2 = 1.2.3.4.5.6
tsa_policy3 = 1.2.3.4.5.7
####################################################################
[ ca ]
default_ca = CA_default # The default ca section
####################################################################
[ CA_default ]
dir = %(working_directory)s # Where everything is kept
certs = $dir/certs # Where the issued certs are kept
crl_dir = $dir/crl # Where the issued crl are kept
database = $dir/index.txt # database index file.
#unique_subject = no # Set to 'no' to allow creation of
# several ctificates with same subject.
new_certs_dir = $dir/newcerts # default place for new certs.
certificate = $dir/cacert.pem # The CA certificate
serial = $dir/serial # The current serial number
crlnumber = $dir/crlnumber # the current crl number
# must be commented out to leave a V1 CRL
crl = $dir/crl.pem # The current CRL
private_key = $dir/private/cakey.pem # The private key
RANDFILE = $dir/private/.rand # private random number file
x509_extensions = usr_cert # The extentions to add to the cert
# Comment out the following two lines for the "traditional"
# (and highly broken) format.
name_opt = ca_default # Subject Name options
cert_opt = ca_default # Certificate field options
# Extension copying option: use with caution.
# copy_extensions = copy
# Extensions to add to a CRL. Note: Netscape communicator chokes on V2 CRLs
# so this is commented out by default to leave a V1 CRL.
# crlnumber must also be commented out to leave a V1 CRL.
# crl_extensions = crl_ext
default_days = 3650 # how long to certify for
default_crl_days = 30 # how long before next CRL
default_md = default # use public key default MD
preserve = no # keep passed DN ordering
# A few difference way of specifying how similar the request should look
# For type CA, the listed attributes must be the same, and the optional
# and supplied fields are just that :-)
policy = policy_match
# For the CA policy
[ policy_match ]
countryName = match
stateOrProvinceName = match
organizationName = match
organizationalUnitName = optional
commonName = supplied
emailAddress = optional
# For the 'anything' policy
# At this point in time, you must list all acceptable 'object'
# types.
[ policy_anything ]
countryName = optional
stateOrProvinceName = optional
localityName = optional
organizationName = optional
organizationalUnitName = optional
commonName = supplied
emailAddress = optional
####################################################################
[ req ]
default_bits = 2048
default_md = sha1
default_keyfile = privkey.pem
distinguished_name = req_distinguished_name
#attributes = req_attributes
x509_extensions = v3_ca # The extentions to add to the self signed cert
# Passwords for private keys if not present they will be prompted for
# input_password = secret
# output_password = secret
# This sets a mask for permitted string types. There are several options.
# default: PrintableString, T61String, BMPString.
# pkix : PrintableString, BMPString (PKIX recommendation before 2004)
# utf8only: only UTF8Strings (PKIX recommendation after 2004).
# nombstr : PrintableString, T61String (no BMPStrings or UTF8Strings).
# MASK:XXXX a literal mask value.
# WARNING: ancient versions of Netscape crash on BMPStrings or UTF8Strings.
string_mask = utf8only
# req_extensions = v3_req # The extensions to add to a certificate request
[ req_distinguished_name ]
countryName = Country Name (2 letter code)
countryName_value = %(country_code)s
countryName_min = 2
countryName_max = 2
stateOrProvinceName = State or Province Name (full name)
stateOrProvinceName_value = %(state)s
localityName = Locality Name (eg, city)
localityName_value = %(city)s
0.organizationName = Organization Name (eg, company)
0.organizationName_value = %(company)s
# we can do this but it is not needed normally :-)
#1.organizationName = Second Organization Name (eg, company)
#1.organizationName_default = World Wide Web Pty Ltd
commonName = Common Name (eg, your name or your server\'s hostname)
commonName_max = 64
emailAddress = Email Address
emailAddress_value = %(email_address)s
emailAddress_max = 64
# SET-ex3 = SET extension number 3
#[ req_attributes ]
#challengePassword = A challenge password
#challengePassword_min = 4
#challengePassword_max = 20
#
#unstructuredName = An optional company name
[ usr_cert ]
# These extensions are added when 'ca' signs a request.
# This goes against PKIX guidelines but some CAs do it and some software
# requires this to avoid interpreting an end user certificate as a CA.
basicConstraints=CA:FALSE
# Here are some examples of the usage of nsCertType. If it is omitted
# the certificate can be used for anything *except* object signing.
# This is OK for an SSL server.
# nsCertType = server
# For an object signing certificate this would be used.
# nsCertType = objsign
# For normal client use this is typical
# nsCertType = client, email
# and for everything including object signing:
# nsCertType = client, email, objsign
# This is typical in keyUsage for a client certificate.
# keyUsage = nonRepudiation, digitalSignature, keyEncipherment
# This will be displayed in Netscape's comment listbox.
nsComment = "OpenSSL Generated Certificate"
# PKIX recommendations harmless if included in all certificates.
subjectKeyIdentifier=hash
authorityKeyIdentifier=keyid,issuer
# This stuff is for subjectAltName and issuerAltname.
# Import the email address.
# subjectAltName=email:copy
# An alternative to produce certificates that aren't
# deprecated according to PKIX.
# subjectAltName=email:move
# Copy subject details
# issuerAltName=issuer:copy
#nsCaRevocationUrl = http://www.domain.dom/ca-crl.pem
#nsBaseUrl
#nsRevocationUrl
#nsRenewalUrl
#nsCaPolicyUrl
#nsSslServerName
# This is required for TSA certificates.
# extendedKeyUsage = critical,timeStamping
[ v3_req ]
# Extensions to add to a certificate request
basicConstraints = CA:FALSE
keyUsage = nonRepudiation, digitalSignature, keyEncipherment
[ v3_ca ]
# Extensions for a typical CA
# PKIX recommendation.
subjectKeyIdentifier=hash
authorityKeyIdentifier=keyid:always,issuer
# This is what PKIX recommends but some broken software chokes on critical
# extensions.
#basicConstraints = critical,CA:true
# So we do this instead.
basicConstraints = CA:true
# Key usage: this is typical for a CA certificate. However since it will
# prevent it being used as an test self-signed certificate it is best
# left out by default.
# keyUsage = cRLSign, keyCertSign
# Some might want this also
# nsCertType = sslCA, emailCA
# Include email address in subject alt name: another PKIX recommendation
# subjectAltName=email:copy
# Copy issuer details
# issuerAltName=issuer:copy
# DER hex encoding of an extension: beware experts only!
# obj=DER:02:03
# Where 'obj' is a standard or added object
# You can even override a supported extension:
# basicConstraints= critical, DER:30:03:01:01:FF
[ crl_ext ]
# CRL extensions.
# Only issuerAltName and authorityKeyIdentifier make any sense in a CRL.
# issuerAltName=issuer:copy
authorityKeyIdentifier=keyid:always
[ proxy_cert_ext ]
# These extensions should be added when creating a proxy certificate
# This goes against PKIX guidelines but some CAs do it and some software
# requires this to avoid interpreting an end user certificate as a CA.
basicConstraints=CA:FALSE
# Here are some examples of the usage of nsCertType. If it is omitted
# the certificate can be used for anything *except* object signing.
# This is OK for an SSL server.
# nsCertType = server
# For an object signing certificate this would be used.
# nsCertType = objsign
# For normal client use this is typical
# nsCertType = client, email
# and for everything including object signing:
# nsCertType = client, email, objsign
# This is typical in keyUsage for a client certificate.
# keyUsage = nonRepudiation, digitalSignature, keyEncipherment
# This will be displayed in Netscape's comment listbox.
nsComment = "OpenSSL Generated Certificate"
# PKIX recommendations harmless if included in all certificates.
subjectKeyIdentifier=hash
authorityKeyIdentifier=keyid,issuer
# This stuff is for subjectAltName and issuerAltname.
# Import the email address.
# subjectAltName=email:copy
# An alternative to produce certificates that aren't
# deprecated according to PKIX.
# subjectAltName=email:move
# Copy subject details
# issuerAltName=issuer:copy
#nsCaRevocationUrl = http://www.domain.dom/ca-crl.pem
#nsBaseUrl
#nsRevocationUrl
#nsRenewalUrl
#nsCaPolicyUrl
#nsSslServerName
# This really needs to be in place for it to be a proxy certificate.
proxyCertInfo=critical,language:id-ppl-anyLanguage,pathlen:3,policy:foo
####################################################################
[ tsa ]
default_tsa = tsa_config1 # the default TSA section
[ tsa_config1 ]
# These are used by the TSA reply generation only.
dir = /etc/pki/tls # TSA root directory
serial = $dir/tsaserial # The current serial number (mandatory)
crypto_device = builtin # OpenSSL engine to use for signing
signer_cert = $dir/tsacert.pem # The TSA signing certificate
# (optional)
certs = $dir/cacert.pem # Certificate chain to include in reply
# (optional)
signer_key = $dir/private/tsakey.pem # The TSA private key (optional)
default_policy = tsa_policy1 # Policy if request did not specify it
# (optional)
other_policies = tsa_policy2, tsa_policy3 # acceptable policies (optional)
digests = md5, sha1 # Acceptable message digests (mandatory)
accuracy = secs:1, millisecs:500, microsecs:100 # (optional)
clock_precision_digits = 0 # number of digits after dot. (optional)
ordering = yes # Is ordering defined for timestamps?
# (optional, default: no)
tsa_name = yes # Must the TSA name be included in the reply?
# (optional, default: no)
ess_cert_id_chain = no # Must the ESS cert id chain be included?
# (optional, default: no)
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