mirror of
https://salsa.debian.org/freeipa-team/freeipa.git
synced 2024-12-25 08:21:05 -06:00
8a7e79a7a6
Remote master and CA host names may differ. Always use the remote CA host name and never the remote master host name in CA replica install. https://fedorahosted.org/freeipa/ticket/6392 Reviewed-By: Stanislav Laznicka <slaznick@redhat.com>
239 lines
9.4 KiB
Python
239 lines
9.4 KiB
Python
#
|
|
# Copyright (C) 2015 FreeIPA Contributors see COPYING for license
|
|
#
|
|
|
|
from __future__ import print_function
|
|
|
|
from ipaserver.install import cainstance, dsinstance, bindinstance
|
|
from ipapython import ipautil, certdb
|
|
from ipapython.admintool import ScriptError
|
|
from ipaplatform import services
|
|
from ipaplatform.paths import paths
|
|
from ipaserver.install import installutils, certs
|
|
from ipaserver.install.replication import replica_conn_check
|
|
from ipalib import api, certstore, x509
|
|
from ipapython.dn import DN
|
|
from ipapython.ipa_log_manager import root_logger
|
|
|
|
external_cert_file = None
|
|
external_ca_file = None
|
|
|
|
|
|
def install_check(standalone, replica_config, options):
|
|
global external_cert_file
|
|
global external_ca_file
|
|
|
|
realm_name = options.realm_name
|
|
host_name = options.host_name
|
|
subject_base = options.subject
|
|
|
|
if replica_config is not None:
|
|
if standalone and api.env.ra_plugin == 'selfsign':
|
|
raise ScriptError('A selfsign CA can not be added')
|
|
|
|
if ((not options.promote
|
|
and not ipautil.file_exists(replica_config.dir + "/cacert.p12"))):
|
|
raise ScriptError('CA cannot be installed in CA-less setup.')
|
|
|
|
if standalone and not options.skip_conncheck:
|
|
principal = options.principal
|
|
replica_conn_check(
|
|
replica_config.ca_host_name, host_name, realm_name, True,
|
|
replica_config.ca_ds_port, options.admin_password,
|
|
principal=principal, ca_cert_file=options.ca_cert_file)
|
|
|
|
if options.skip_schema_check or options.promote:
|
|
root_logger.info("Skipping CA DS schema check")
|
|
else:
|
|
cainstance.replica_ca_install_check(replica_config)
|
|
|
|
return
|
|
|
|
if standalone:
|
|
if api.Command.ca_is_enabled()['result']:
|
|
raise ScriptError(
|
|
"One or more CA masters are already present in IPA realm "
|
|
"'%s'.\nIf you wish to replicate CA to this host, please "
|
|
"re-run 'ipa-ca-install'\nwith a replica file generated on "
|
|
"an existing CA master as argument." % realm_name
|
|
)
|
|
|
|
if options.external_cert_files:
|
|
if not cainstance.is_step_one_done():
|
|
# This can happen if someone passes external_ca_file without
|
|
# already having done the first stage of the CA install.
|
|
raise ScriptError(
|
|
"CA is not installed yet. To install with an external CA "
|
|
"is a two-stage process.\nFirst run the installer with "
|
|
"--external-ca.")
|
|
|
|
external_cert_file, external_ca_file = installutils.load_external_cert(
|
|
options.external_cert_files, options.subject)
|
|
elif options.external_ca:
|
|
if cainstance.is_step_one_done():
|
|
raise ScriptError(
|
|
"CA is already installed.\nRun the installer with "
|
|
"--external-cert-file.")
|
|
if ipautil.file_exists(paths.ROOT_IPA_CSR):
|
|
raise ScriptError(
|
|
"CA CSR file %s already exists.\nIn order to continue "
|
|
"remove the file and run the installer again." %
|
|
paths.ROOT_IPA_CSR)
|
|
|
|
if not options.external_cert_files:
|
|
if not cainstance.check_port():
|
|
print("IPA requires port 8443 for PKI but it is currently in use.")
|
|
raise ScriptError("Aborting installation")
|
|
|
|
if standalone:
|
|
dirname = dsinstance.config_dirname(
|
|
installutils.realm_to_serverid(realm_name))
|
|
cadb = certs.CertDB(realm_name, subject_base=subject_base)
|
|
dsdb = certs.CertDB(realm_name, nssdir=dirname, subject_base=subject_base)
|
|
|
|
for db in (cadb, dsdb):
|
|
for nickname, _trust_flags in db.list_certs():
|
|
if nickname in (certdb.get_ca_nickname(realm_name),
|
|
'ipaCert'):
|
|
raise ScriptError(
|
|
"Certificate with nickname %s is present in %s, "
|
|
"cannot continue." % (nickname, db.secdir))
|
|
|
|
cert = db.get_cert_from_db(nickname)
|
|
if not cert:
|
|
continue
|
|
subject = DN(x509.load_certificate(cert).subject)
|
|
if subject in (DN('CN=Certificate Authority', subject_base),
|
|
DN('CN=IPA RA', subject_base)):
|
|
raise ScriptError(
|
|
"Certificate with subject %s is present in %s, "
|
|
"cannot continue." % (subject, db.secdir))
|
|
|
|
|
|
def install(standalone, replica_config, options):
|
|
install_step_0(standalone, replica_config, options)
|
|
install_step_1(standalone, replica_config, options)
|
|
|
|
|
|
def install_step_0(standalone, replica_config, options):
|
|
realm_name = options.realm_name
|
|
dm_password = options.dm_password
|
|
host_name = options.host_name
|
|
subject_base = options.subject
|
|
|
|
if replica_config is not None:
|
|
# Configure the CA if necessary
|
|
cainstance.install_replica_ca(replica_config, standalone,
|
|
ra_p12=getattr(options, 'ra_p12', None))
|
|
return
|
|
|
|
if options.external_cert_files:
|
|
external = 2
|
|
elif options.external_ca:
|
|
external = 1
|
|
else:
|
|
external = 0
|
|
|
|
ca = cainstance.CAInstance(realm_name, certs.NSS_DIR)
|
|
if standalone:
|
|
ca.create_ra_agent_db = False
|
|
if external == 0:
|
|
ca.configure_instance(host_name, dm_password,
|
|
dm_password, subject_base=subject_base,
|
|
ca_signing_algorithm=options.ca_signing_algorithm)
|
|
elif external == 1:
|
|
ca.configure_instance(host_name, dm_password,
|
|
dm_password, csr_file=paths.ROOT_IPA_CSR,
|
|
subject_base=subject_base,
|
|
ca_signing_algorithm=options.ca_signing_algorithm,
|
|
ca_type=options.external_ca_type)
|
|
else:
|
|
ca.configure_instance(host_name, dm_password, dm_password,
|
|
cert_file=external_cert_file.name,
|
|
cert_chain_file=external_ca_file.name,
|
|
subject_base=subject_base,
|
|
ca_signing_algorithm=options.ca_signing_algorithm)
|
|
|
|
|
|
def install_step_1(standalone, replica_config, options):
|
|
realm_name = options.realm_name
|
|
dm_password = options.dm_password
|
|
host_name = options.host_name
|
|
subject_base = options.subject
|
|
|
|
basedn = ipautil.realm_to_suffix(realm_name)
|
|
|
|
ca = cainstance.CAInstance(realm_name, certs.NSS_DIR, host_name=host_name)
|
|
|
|
if standalone:
|
|
ca.stop('pki-tomcat')
|
|
|
|
# We need to ldap_enable the CA now that DS is up and running
|
|
if replica_config is None:
|
|
config = ['caRenewalMaster']
|
|
else:
|
|
config = []
|
|
ca.ldap_enable('CA', host_name, dm_password, basedn, config)
|
|
|
|
# This is done within stopped_service context, which restarts CA
|
|
ca.enable_client_auth_to_db(paths.CA_CS_CFG_PATH)
|
|
|
|
# Lightweight CA key retrieval is configured in step 1 instead
|
|
# of CAInstance.configure_instance (which is invoked from step
|
|
# 0) because kadmin_addprinc fails until krb5.conf is installed
|
|
# by krb.create_instance.
|
|
#
|
|
ca.setup_lightweight_ca_key_retrieval()
|
|
|
|
if standalone and replica_config is None:
|
|
serverid = installutils.realm_to_serverid(realm_name)
|
|
dirname = dsinstance.config_dirname(serverid)
|
|
|
|
# Store the new IPA CA cert chain in DS NSS database and LDAP
|
|
cadb = certs.CertDB(realm_name, subject_base=subject_base)
|
|
dsdb = certs.CertDB(realm_name, nssdir=dirname, subject_base=subject_base)
|
|
trust_flags = dict(reversed(cadb.list_certs()))
|
|
trust_chain = cadb.find_root_cert('ipaCert')[:-1]
|
|
for nickname in trust_chain[:-1]:
|
|
cert = cadb.get_cert_from_db(nickname, pem=False)
|
|
dsdb.add_cert(cert, nickname, trust_flags[nickname])
|
|
certstore.put_ca_cert_nss(api.Backend.ldap2, api.env.basedn,
|
|
cert, nickname, trust_flags[nickname])
|
|
|
|
nickname = trust_chain[-1]
|
|
cert = cadb.get_cert_from_db(nickname, pem=False)
|
|
dsdb.add_cert(cert, nickname, trust_flags[nickname])
|
|
certstore.put_ca_cert_nss(api.Backend.ldap2, api.env.basedn,
|
|
cert, nickname, trust_flags[nickname],
|
|
config_ipa=True, config_compat=True)
|
|
|
|
installutils.restart_dirsrv()
|
|
|
|
# Store DS CA cert in Dogtag NSS database
|
|
dogtagdb = certs.CertDB(realm_name, nssdir=paths.PKI_TOMCAT_ALIAS_DIR)
|
|
trust_flags = dict(reversed(dsdb.list_certs()))
|
|
server_certs = dsdb.find_server_certs()
|
|
trust_chain = dsdb.find_root_cert(server_certs[0][0])[:-1]
|
|
nickname = trust_chain[-1]
|
|
cert = dsdb.get_cert_from_db(nickname)
|
|
dogtagdb.add_cert(cert, nickname, trust_flags[nickname])
|
|
|
|
if standalone:
|
|
ca.start('pki-tomcat')
|
|
|
|
# We need to restart apache as we drop a new config file in there
|
|
services.knownservices.httpd.restart(capture_output=True)
|
|
|
|
# Install CA DNS records
|
|
if bindinstance.dns_container_exists(host_name, basedn, dm_password):
|
|
bind = bindinstance.BindInstance()
|
|
bind.update_system_records()
|
|
|
|
|
|
def uninstall():
|
|
ca_instance = cainstance.CAInstance(
|
|
api.env.realm, certs.NSS_DIR)
|
|
ca_instance.stop_tracking_certificates()
|
|
if ca_instance.is_configured():
|
|
ca_instance.uninstall()
|