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Get CA certs for /etc/ipa/ca.crt from certificate store in ipa-client-install.

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Part of https://fedorahosted.org/freeipa/ticket/3259
Part of https://fedorahosted.org/freeipa/ticket/3520

Reviewed-By: Rob Crittenden <rcritten@redhat.com>
This commit is contained in:
Jan Cholasta 2014-06-12 12:04:59 +02:00 committed by Petr Viktorin
parent 6870eb909e
commit 459d6cff4e
1 changed files with 10 additions and 26 deletions
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36
ipa-client/ipa-install/ipa-client-install
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@ -48,7 +48,7 @@ try:
from ipapython import kernel_keyring
from ipapython.config import IPAOptionParser
from ipalib import api, errors
from ipalib import x509
from ipalib import x509, certstore
from ipalib.constants import CACERT
from ipapython.dn import DN
from ipapython.ssh import SSHPublicKey
@ -1729,7 +1729,7 @@ def get_ca_certs_from_http(url, warn=True):
return certs
def get_ca_certs_from_ldap(server, basedn):
def get_ca_certs_from_ldap(server, basedn, realm):
'''
Retrieve th CA cert from the LDAP server by binding to the
server with GSSAPI using the current Kerberos credentials.
@ -1742,21 +1742,12 @@ def get_ca_certs_from_ldap(server, basedn):
Raises errors.FileError if unable to write cert.
'''
ca_cert_attr = 'cAcertificate;binary'
dn = DN(('cn', 'CAcert'), ('cn', 'ipa'), ('cn', 'etc'), basedn)
root_logger.debug("trying to retrieve CA cert via LDAP from %s", server)
conn = ipaldap.IPAdmin(server, sasl_nocanon=True)
try:
conn.do_sasl_gssapi_bind()
result, truncated = conn.find_entries(
base_dn=dn,
scope=conn.SCOPE_BASE,
filter='(objectclass=pkiCA)',
attrs_list=[ca_cert_attr],
time_limit=10)
certs = certstore.get_ca_certs(conn, basedn, realm, False)
except errors.NotFound, e:
root_logger.debug("get_ca_certs_from_ldap() error: %s", e)
raise errors.NoCertificateError(entry=server)
@ -1768,18 +1759,10 @@ def get_ca_certs_from_ldap(server, basedn):
root_logger.debug("get_ca_certs_from_ldap() error: %s", e)
raise errors.LDAPError(str(e))
if len(result) != 1:
raise errors.OnlyOneValueAllowed(attr=ca_cert_attr)
certs = [x509.load_certificate(c[0], x509.DER) for c in certs
if c[2] is not False]
attrs = result[0]
try:
der_cert = attrs[ca_cert_attr][0]
except KeyError:
raise errors.NoCertificateError(entry=ca_cert_attr)
cert = x509.load_certificate(der_cert, x509.DER)
return [cert]
return certs
def validate_new_ca_certs(existing_ca_certs, new_ca_certs, ask,
override=False):
@ -1808,7 +1791,7 @@ def validate_new_ca_certs(existing_ca_certs, new_ca_certs, ask,
root_logger.debug(
"Existing CA cert and Retrieved CA cert are identical")
def get_ca_certs(fstore, options, server, basedn):
def get_ca_certs(fstore, options, server, basedn, realm):
'''
Examine the different options and determine a method for obtaining
the CA cert.
@ -1907,7 +1890,7 @@ def get_ca_certs(fstore, options, server, basedn):
# Auth with user credentials
try:
url = ldap_url()
ca_certs = get_ca_certs_from_ldap(server, basedn)
ca_certs = get_ca_certs_from_ldap(server, basedn, realm)
validate_new_ca_certs(existing_ca_certs, ca_certs, interactive)
except errors.FileError, e:
root_logger.debug(e)
@ -2451,7 +2434,8 @@ def install(options, env, fstore, statestore):
# Get the CA certificate
try:
os.environ['KRB5_CONFIG'] = env['KRB5_CONFIG']
get_ca_certs(fstore, options, cli_server[0], cli_basedn)
get_ca_certs(fstore, options, cli_server[0], cli_basedn,
cli_realm)
del os.environ['KRB5_CONFIG']
except errors.FileError, e:
root_logger.error(e)