# # Copyright (C) 2015 FreeIPA Contributors see COPYING for license # from __future__ import print_function import os import pickle import random import shutil import sys import tempfile import textwrap import six from ipapython import certmonger, ipautil, sysrestore from ipapython.dn import DN from ipapython.dnsutil import check_zone_overlap from ipapython.install import core from ipapython.install.common import step from ipapython.install.core import Knob from ipapython.ipa_log_manager import root_logger from ipapython.ipautil import ( decrypt_file, format_netloc, ipa_generate_password, run, user_input, is_fips_enabled) from ipapython.admintool import ScriptError from ipaplatform import services from ipaplatform.paths import paths from ipaplatform.tasks import tasks from ipalib import api, constants, errors, x509 from ipalib.constants import CACERT from ipalib.util import ( validate_domain_name, network_ip_address_warning, broadcast_ip_address_warning, ) import ipaclient.ntpconf from ipaserver.install import ( bindinstance, ca, cainstance, certs, dns, dsinstance, httpinstance, installutils, kra, krbinstance, memcacheinstance, ntpinstance, otpdinstance, custodiainstance, replication, service, sysupgrade) from ipaserver.install.installutils import ( IPA_MODULES, BadHostError, get_fqdn, get_server_ip_address, is_ipa_configured, load_pkcs12, read_password, verify_fqdn, update_hosts_file) from ipaserver.plugins.ldap2 import ldap2 if six.PY3: unicode = str try: from ipaserver.install import adtrustinstance _server_trust_ad_installed = True except ImportError: _server_trust_ad_installed = False from .common import BaseServer, BaseServerCA SYSRESTORE_DIR_PATH = paths.SYSRESTORE def validate_dm_password(password): if len(password) < 8: raise ValueError("Password must be at least 8 characters long") if any(ord(c) < 0x20 for c in password): raise ValueError("Password must not contain control characters") if any(ord(c) >= 0x7F for c in password): raise ValueError("Password must only contain ASCII characters") # Disallow characters that pkisilent doesn't process properly: bad_characters = '\\' if any(c in bad_characters for c in password): raise ValueError('Password must not contain these characters: %s' % ', '.join('"%s"' % c for c in bad_characters)) # TODO: Check https://fedorahosted.org/389/ticket/47849 # Actual behavior of setup-ds.pl is that it does not accept white # space characters in password when called interactively but does when # provided such password in INF file. But it ignores leading and trailing # white spaces in INF file. # Disallow leading/trailing whaitespaces if password.strip() != password: raise ValueError('Password must not start or end with whitespace.') def validate_admin_password(password): if len(password) < 8: raise ValueError("Password must be at least 8 characters long") if any(ord(c) < 0x20 for c in password): raise ValueError("Password must not contain control characters") if any(ord(c) >= 0x7F for c in password): raise ValueError("Password must only contain ASCII characters") # Disallow characters that pkisilent doesn't process properly: bad_characters = '\\' if any(c in bad_characters for c in password): raise ValueError('Password must not contain these characters: %s' % ', '.join('"%s"' % c for c in bad_characters)) def read_cache(dm_password): """ Returns a dict of cached answers or empty dict if no cache file exists. """ if not ipautil.file_exists(paths.ROOT_IPA_CACHE): return {} top_dir = tempfile.mkdtemp("ipa") fname = "%s/cache" % top_dir try: decrypt_file(paths.ROOT_IPA_CACHE, fname, dm_password, top_dir) except Exception as e: shutil.rmtree(top_dir) raise Exception("Decryption of answer cache in %s failed, please " "check your password." % paths.ROOT_IPA_CACHE) try: with open(fname, 'rb') as f: try: optdict = pickle.load(f) except Exception as e: raise Exception("Parse error in %s: %s" % (paths.ROOT_IPA_CACHE, str(e))) except IOError as e: raise Exception("Read error in %s: %s" % (paths.ROOT_IPA_CACHE, str(e))) finally: shutil.rmtree(top_dir) # These are the only ones that may be overridden try: del optdict['external_cert_files'] except KeyError: pass return optdict def write_cache(options): """ Takes a dict as input and writes a cached file of answers """ top_dir = tempfile.mkdtemp("ipa") fname = "%s/cache" % top_dir try: with open(fname, 'wb') as f: pickle.dump(options, f) ipautil.encrypt_file(fname, paths.ROOT_IPA_CACHE, options['dm_password'], top_dir) except IOError as e: raise Exception("Unable to cache command-line options %s" % str(e)) finally: shutil.rmtree(top_dir) def read_host_name(host_default, no_host_dns=False): print("Enter the fully qualified domain name of the computer") print("on which you're setting up server software. Using the form") print(".") print("Example: master.example.com.") print("") print("") if host_default == "": host_default = "master.example.com" host_name = user_input("Server host name", host_default, allow_empty=False) print("") verify_fqdn(host_name, no_host_dns) return host_name def read_domain_name(domain_name, unattended): print("The domain name has been determined based on the host name.") print("") if not unattended: domain_name = str(user_input("Please confirm the domain name", domain_name)) print("") return domain_name def read_realm_name(domain_name, unattended): print("The kerberos protocol requires a Realm name to be defined.") print("This is typically the domain name converted to uppercase.") print("") if unattended: return domain_name.upper() realm_name = str(user_input("Please provide a realm name", domain_name.upper())) upper_dom = realm_name.upper() if upper_dom != realm_name: print("An upper-case realm name is required.") if not user_input("Do you want to use " + upper_dom + " as realm name?", True): raise ScriptError( "An upper-case realm name is required. Unable to continue.") else: realm_name = upper_dom print("") return realm_name def read_dm_password(): print("Certain directory server operations require an administrative user.") print("This user is referred to as the Directory Manager and has full " "access") print("to the Directory for system management tasks and will be added to " "the") print("instance of directory server created for IPA.") print("The password must be at least 8 characters long.") print("") # TODO: provide the option of generating a random password dm_password = read_password("Directory Manager", validator=validate_dm_password) return dm_password def read_admin_password(): print("The IPA server requires an administrative user, named 'admin'.") print("This user is a regular system account used for IPA server " "administration.") print("") # TODO: provide the option of generating a random password admin_password = read_password("IPA admin", validator=validate_admin_password) return admin_password def check_dirsrv(unattended): (ds_unsecure, ds_secure) = dsinstance.check_ports() if not ds_unsecure or not ds_secure: msg = ("IPA requires ports 389 and 636 for the Directory Server.\n" "These are currently in use:\n") if not ds_unsecure: msg += "\t389\n" if not ds_secure: msg += "\t636\n" raise ScriptError(msg) def set_subject_in_config(realm_name, dm_password, suffix, subject_base): ldapuri = 'ldapi://%%2fvar%%2frun%%2fslapd-%s.socket' % ( installutils.realm_to_serverid(realm_name) ) try: conn = ldap2(api, ldap_uri=ldapuri) conn.connect(bind_dn=DN(('cn', 'directory manager')), bind_pw=dm_password) except errors.ExecutionError as e: root_logger.critical("Could not connect to the Directory Server " "on %s" % realm_name) raise e entry_attrs = conn.get_ipa_config() if 'ipacertificatesubjectbase' not in entry_attrs: entry_attrs['ipacertificatesubjectbase'] = [str(subject_base)] conn.update_entry(entry_attrs) conn.disconnect() def common_cleanup(func): def decorated(installer): success = False try: func(installer) success = True except KeyboardInterrupt: ds = installer._ds print("\nCleaning up...") if ds: print("Removing configuration for %s instance" % ds.serverid) ds.stop() if ds.serverid: try: dsinstance.remove_ds_instance(ds.serverid) except ipautil.CalledProcessError: root_logger.error("Failed to remove DS instance. You " "may need to remove instance data " "manually") raise ScriptError() finally: if not success and installer._installation_cleanup: # Do a cautious clean up as we don't know what failed and # what is the state of the environment try: installer._fstore.restore_file(paths.HOSTS) except Exception: pass return decorated def remove_master_from_managed_topology(api_instance, options): try: # we may force the removal server_del_options = dict( force=True, ignore_topology_disconnect=options.ignore_topology_disconnect, ignore_last_of_role=options.ignore_last_of_role ) replication.run_server_del_as_cli( api_instance, api_instance.env.host, **server_del_options) except errors.ServerRemovalError as e: raise ScriptError(str(e)) except Exception as e: # if the master was already deleted we will just get a warning root_logger.warning("Failed to delete master: {}".format(e)) @common_cleanup def install_check(installer): options = installer dirsrv_pkcs12_file = installer._dirsrv_pkcs12_file http_pkcs12_file = installer._http_pkcs12_file pkinit_pkcs12_file = installer._pkinit_pkcs12_file dirsrv_pkcs12_info = installer._dirsrv_pkcs12_info http_pkcs12_info = installer._http_pkcs12_info pkinit_pkcs12_info = installer._pkinit_pkcs12_info external_cert_file = installer._external_cert_file external_ca_file = installer._external_ca_file http_ca_cert = installer._ca_cert if is_fips_enabled(): raise RuntimeError( "Installing IPA server in FIPS mode is not supported") tasks.check_selinux_status() if options.master_password: msg = ("WARNING:\noption '-P/--master-password' is deprecated. " "KDC master password of sufficient strength is autogenerated " "during IPA server installation and should not be set " "manually.") print(textwrap.fill(msg, width=79, replace_whitespace=False)) installer._installation_cleanup = True print("\nThe log file for this installation can be found in " "/var/log/ipaserver-install.log") if (not options.external_ca and not options.external_cert_files and is_ipa_configured()): installer._installation_cleanup = False raise ScriptError( "IPA server is already configured on this system.\n" "If you want to reinstall the IPA server, please uninstall " "it first using 'ipa-server-install --uninstall'.") client_fstore = sysrestore.FileStore(paths.IPA_CLIENT_SYSRESTORE) if client_fstore.has_files(): installer._installation_cleanup = False raise ScriptError( "IPA client is already configured on this system.\n" "Please uninstall it before configuring the IPA server, " "using 'ipa-client-install --uninstall'") fstore = sysrestore.FileStore(SYSRESTORE_DIR_PATH) sstore = sysrestore.StateFile(SYSRESTORE_DIR_PATH) # This will override any settings passed in on the cmdline if ipautil.file_exists(paths.ROOT_IPA_CACHE): if options.dm_password is not None: dm_password = options.dm_password else: dm_password = read_password("Directory Manager", confirm=False) if dm_password is None: raise ScriptError("Directory Manager password required") try: cache_vars = read_cache(dm_password) options.__dict__.update(cache_vars) if cache_vars.get('external_ca', False): options.external_ca = False options.interactive = False except Exception as e: raise ScriptError("Cannot process the cache file: %s" % str(e)) # We only set up the CA if the PKCS#12 options are not given. if options.dirsrv_cert_files: setup_ca = False else: setup_ca = True options.setup_ca = setup_ca # first instance of KRA must be installed by ipa-kra-install options.setup_kra = False print("=======================================" "=======================================") print("This program will set up the FreeIPA Server.") print("") print("This includes:") if setup_ca: print(" * Configure a stand-alone CA (dogtag) for certificate " "management") if not options.no_ntp: print(" * Configure the Network Time Daemon (ntpd)") print(" * Create and configure an instance of Directory Server") print(" * Create and configure a Kerberos Key Distribution Center (KDC)") print(" * Configure Apache (httpd)") if options.setup_dns: print(" * Configure DNS (bind)") if not options.no_pkinit: print(" * Configure the KDC to enable PKINIT") if options.no_ntp: print("") print("Excluded by options:") print(" * Configure the Network Time Daemon (ntpd)") if installer.interactive: print("") print("To accept the default shown in brackets, press the Enter key.") print("") if not options.external_cert_files: # Make sure the 389-ds ports are available check_dirsrv(not installer.interactive) if not options.no_ntp: try: ipaclient.ntpconf.check_timedate_services() except ipaclient.ntpconf.NTPConflictingService as e: print(("WARNING: conflicting time&date synchronization service '%s'" " will be disabled" % e.conflicting_service)) print("in favor of ntpd") print("") except ipaclient.ntpconf.NTPConfigurationError: pass # Check to see if httpd is already configured to listen on 443 if httpinstance.httpd_443_configured(): raise ScriptError("Aborting installation") if not options.setup_dns and installer.interactive: if ipautil.user_input("Do you want to configure integrated DNS " "(BIND)?", False): options.setup_dns = True print("") # check bind packages are installed if options.setup_dns: # Don't require an external DNS to say who we are if we are # setting up a local DNS server. options.no_host_dns = True # check the hostname is correctly configured, it must be as the kldap # utilities just use the hostname as returned by getaddrinfo to set # up some of the standard entries if options.host_name: host_default = options.host_name else: host_default = get_fqdn() try: if not installer.interactive or options.host_name: verify_fqdn(host_default, options.no_host_dns) host_name = host_default else: host_name = read_host_name(host_default, options.no_host_dns) except BadHostError as e: raise ScriptError(e) host_name = host_name.lower() root_logger.debug("will use host_name: %s\n" % host_name) if not options.domain_name: domain_name = read_domain_name(host_name[host_name.find(".")+1:], not installer.interactive) root_logger.debug("read domain_name: %s\n" % domain_name) try: validate_domain_name(domain_name) except ValueError as e: raise ScriptError("Invalid domain name: %s" % unicode(e)) else: domain_name = options.domain_name domain_name = domain_name.lower() if not options.realm_name: realm_name = read_realm_name(domain_name, not installer.interactive) root_logger.debug("read realm_name: %s\n" % realm_name) else: realm_name = options.realm_name.upper() if not options.subject: options.subject = DN(('O', realm_name)) if options.http_cert_files: if options.http_pin is None: options.http_pin = installutils.read_password( "Enter Apache Server private key unlock", confirm=False, validate=False, retry=False) if options.http_pin is None: raise ScriptError( "Apache Server private key unlock password required") http_pkcs12_file, http_pin, http_ca_cert = load_pkcs12( cert_files=options.http_cert_files, key_password=options.http_pin, key_nickname=options.http_cert_name, ca_cert_files=options.ca_cert_files, host_name=host_name) http_pkcs12_info = (http_pkcs12_file.name, http_pin) if options.dirsrv_cert_files: if options.dirsrv_pin is None: options.dirsrv_pin = read_password( "Enter Directory Server private key unlock", confirm=False, validate=False, retry=False) if options.dirsrv_pin is None: raise ScriptError( "Directory Server private key unlock password required") dirsrv_pkcs12_file, dirsrv_pin, dirsrv_ca_cert = load_pkcs12( cert_files=options.dirsrv_cert_files, key_password=options.dirsrv_pin, key_nickname=options.dirsrv_cert_name, ca_cert_files=options.ca_cert_files, host_name=host_name) dirsrv_pkcs12_info = (dirsrv_pkcs12_file.name, dirsrv_pin) if options.pkinit_cert_files: if options.pkinit_pin is None: options.pkinit_pin = read_password( "Enter Kerberos KDC private key unlock", confirm=False, validate=False, retry=False) if options.pkinit_pin is None: raise ScriptError( "Kerberos KDC private key unlock password required") pkinit_pkcs12_file, pkinit_pin, _pkinit_ca_cert = load_pkcs12( cert_files=options.pkinit_cert_files, key_password=options.pkinit_pin, key_nickname=options.pkinit_cert_name, ca_cert_files=options.ca_cert_files, host_name=host_name) pkinit_pkcs12_info = (pkinit_pkcs12_file.name, pkinit_pin) if (options.http_cert_files and options.dirsrv_cert_files and http_ca_cert != dirsrv_ca_cert): raise ScriptError( "Apache Server SSL certificate and Directory Server SSL " "certificate are not signed by the same CA certificate") if not options.dm_password: dm_password = read_dm_password() if dm_password is None: raise ScriptError("Directory Manager password required") else: dm_password = options.dm_password if not options.master_password: master_password = ipa_generate_password() else: master_password = options.master_password if not options.admin_password: admin_password = read_admin_password() if admin_password is None: raise ScriptError("IPA admin password required") else: admin_password = options.admin_password # Configuration for ipalib, we will bootstrap and finalize later, after # we are sure we have the configuration file ready. cfg = dict( context='installer', in_server=True, # make sure host name specified by user is used instead of default host=host_name, ) if setup_ca: # we have an IPA-integrated CA cfg['ca_host'] = host_name # Create the management framework config file and finalize api target_fname = paths.IPA_DEFAULT_CONF fd = open(target_fname, "w") fd.write("[global]\n") fd.write("host=%s\n" % host_name) fd.write("basedn=%s\n" % ipautil.realm_to_suffix(realm_name)) fd.write("realm=%s\n" % realm_name) fd.write("domain=%s\n" % domain_name) fd.write("xmlrpc_uri=https://%s/ipa/xml\n" % format_netloc(host_name)) fd.write("ldap_uri=ldapi://%%2fvar%%2frun%%2fslapd-%s.socket\n" % installutils.realm_to_serverid(realm_name)) if setup_ca: fd.write("enable_ra=True\n") fd.write("ra_plugin=dogtag\n") fd.write("dogtag_version=10\n") else: fd.write("enable_ra=False\n") fd.write("ra_plugin=none\n") fd.write("mode=production\n") fd.close() # Must be readable for everyone os.chmod(target_fname, 0o644) api.bootstrap(**cfg) api.finalize() if setup_ca: ca.install_check(False, None, options) if options.setup_dns: dns.install_check(False, api, False, options, host_name) ip_addresses = dns.ip_addresses else: ip_addresses = get_server_ip_address(host_name, not installer.interactive, False, options.ip_addresses) # check addresses here, dns module is doing own check network_ip_address_warning(ip_addresses) broadcast_ip_address_warning(ip_addresses) # installer needs to update hosts file when DNS subsystem will be # installed or custom addresses are used if options.ip_addresses or options.setup_dns: installer._update_hosts_file = True print() print("The IPA Master Server will be configured with:") print("Hostname: %s" % host_name) print("IP address(es): %s" % ", ".join(str(ip) for ip in ip_addresses)) print("Domain name: %s" % domain_name) print("Realm name: %s" % realm_name) print() if options.setup_dns: print("BIND DNS server will be configured to serve IPA domain with:") print("Forwarders: %s" % ( "No forwarders" if not options.forwarders else ", ".join([str(ip) for ip in options.forwarders]) )) print('Forward policy: %s' % options.forward_policy) print("Reverse zone(s): %s" % ( "No reverse zone" if options.no_reverse or not dns.reverse_zones else ", ".join(str(rz) for rz in dns.reverse_zones) )) print() # If domain name and realm does not match, IPA server will not be able # to estabilish trust with Active Directory. Print big fat warning. realm_not_matching_domain = (domain_name.upper() != realm_name) if realm_not_matching_domain: print("WARNING: Realm name does not match the domain name.\n" "You will not be able to estabilish trusts with Active " "Directory unless\nthe realm name of the IPA server matches " "its domain name.\n\n") if installer.interactive and not user_input( "Continue to configure the system with these values?", False): raise ScriptError("Installation aborted") options.realm_name = realm_name options.domain_name = domain_name options.dm_password = dm_password options.master_password = master_password options.admin_password = admin_password options._host_name_overridden = bool(options.host_name) options.host_name = host_name options.ip_addresses = ip_addresses installer._fstore = fstore installer._sstore = sstore installer._dirsrv_pkcs12_file = dirsrv_pkcs12_file installer._http_pkcs12_file = http_pkcs12_file installer._pkinit_pkcs12_file = pkinit_pkcs12_file installer._dirsrv_pkcs12_info = dirsrv_pkcs12_info installer._http_pkcs12_info = http_pkcs12_info installer._pkinit_pkcs12_info = pkinit_pkcs12_info installer._external_cert_file = external_cert_file installer._external_ca_file = external_ca_file installer._ca_cert = http_ca_cert @common_cleanup def install(installer): options = installer fstore = installer._fstore sstore = installer._sstore dirsrv_pkcs12_info = installer._dirsrv_pkcs12_info http_pkcs12_info = installer._http_pkcs12_info pkinit_pkcs12_info = installer._pkinit_pkcs12_info http_ca_cert = installer._ca_cert realm_name = options.realm_name domain_name = options.domain_name dm_password = options.dm_password master_password = options.master_password admin_password = options.admin_password host_name = options.host_name ip_addresses = options.ip_addresses setup_ca = options.setup_ca # Installation has started. No IPA sysrestore items are restored in case of # failure to enable root cause investigation installer._installation_cleanup = False if installer.interactive: print("") print("The following operations may take some minutes to complete.") print("Please wait until the prompt is returned.") print("") # set hostname (transient and static) if user instructed us to do so if options._host_name_overridden: tasks.backup_hostname(fstore, sstore) tasks.set_hostname(host_name) if installer._update_hosts_file: update_hosts_file(ip_addresses, host_name, fstore) http_instance = httpinstance.HTTPInstance() http_instance.create_cert_db() # Create DS user/group if it doesn't exist yet dsinstance.create_ds_user() # Create a directory server instance if not options.external_cert_files: # Configure ntpd if not options.no_ntp: ipaclient.ntpconf.force_ntpd(sstore) ntp = ntpinstance.NTPInstance(fstore) if not ntp.is_configured(): ntp.create_instance() if options.dirsrv_cert_files: ds = dsinstance.DsInstance(fstore=fstore, domainlevel=options.domainlevel, config_ldif=options.dirsrv_config_file) installer._ds = ds ds.create_instance(realm_name, host_name, domain_name, dm_password, dirsrv_pkcs12_info, idstart=options.idstart, idmax=options.idmax, subject_base=options.subject, hbac_allow=not options.no_hbac_allow) else: ds = dsinstance.DsInstance(fstore=fstore, domainlevel=options.domainlevel, config_ldif=options.dirsrv_config_file) installer._ds = ds ds.create_instance(realm_name, host_name, domain_name, dm_password, idstart=options.idstart, idmax=options.idmax, subject_base=options.subject, hbac_allow=not options.no_hbac_allow) ntpinstance.ntp_ldap_enable(host_name, ds.suffix, realm_name) else: api.Backend.ldap2.connect() ds = dsinstance.DsInstance(fstore=fstore, domainlevel=options.domainlevel) installer._ds = ds ds.init_info( realm_name, host_name, domain_name, dm_password, options.subject, 1101, 1100, None) if setup_ca: if not options.external_cert_files and options.external_ca: # stage 1 of external CA installation options.realm_name = realm_name options.domain_name = domain_name options.master_password = master_password options.dm_password = dm_password options.admin_password = admin_password options.host_name = host_name options.reverse_zones = dns.reverse_zones cache_vars = {n: options.__dict__[n] for o, n in installer.knobs() if n in options.__dict__} write_cache(cache_vars) ca.install_step_0(False, None, options) # Now put the CA cert where other instances exepct it ca_instance = cainstance.CAInstance(realm_name, certs.NSS_DIR) ca_instance.publish_ca_cert(CACERT) else: # Put the CA cert where other instances expect it x509.write_certificate(http_ca_cert, CACERT) os.chmod(CACERT, 0o444) # we now need to enable ssl on the ds ds.enable_ssl() krb = krbinstance.KrbInstance(fstore) if options.pkinit_cert_files: krb.create_instance(realm_name, host_name, domain_name, dm_password, master_password, setup_pkinit=not options.no_pkinit, pkcs12_info=pkinit_pkcs12_info, subject_base=options.subject) else: krb.create_instance(realm_name, host_name, domain_name, dm_password, master_password, setup_pkinit=not options.no_pkinit, subject_base=options.subject) if setup_ca: ca.install_step_1(False, None, options) # The DS instance is created before the keytab, add the SSL cert we # generated ds.add_cert_to_service() memcache = memcacheinstance.MemcacheInstance() memcache.create_instance('MEMCACHE', host_name, ipautil.realm_to_suffix(realm_name)) otpd = otpdinstance.OtpdInstance() otpd.create_instance('OTPD', host_name, ipautil.realm_to_suffix(realm_name)) custodia = custodiainstance.CustodiaInstance(host_name, realm_name) custodia.create_instance() # Create a HTTP instance http = httpinstance.HTTPInstance(fstore) if options.http_cert_files: http.create_instance( realm_name, host_name, domain_name, pkcs12_info=http_pkcs12_info, subject_base=options.subject, auto_redirect=not options.no_ui_redirect, ca_is_configured=setup_ca) else: http.create_instance( realm_name, host_name, domain_name, subject_base=options.subject, auto_redirect=not options.no_ui_redirect, ca_is_configured=setup_ca) tasks.restore_context(paths.CACHE_IPA_SESSIONS) # Export full CA chain ca_db = certs.CertDB(realm_name) os.chmod(CACERT, 0o644) ca_db.publish_ca_cert(CACERT) set_subject_in_config(realm_name, dm_password, ipautil.realm_to_suffix(realm_name), options.subject) # Apply any LDAP updates. Needs to be done after the configuration file # is created. DS is restarted in the process. service.print_msg("Applying LDAP updates") ds.apply_updates() # Restart krb after configurations have been changed service.print_msg("Restarting the KDC") krb.restart() if options.setup_dns: dns.install(False, False, options) else: # Create a BIND instance bind = bindinstance.BindInstance(fstore) bind.setup(host_name, ip_addresses, realm_name, domain_name, (), 'first', (), zonemgr=options.zonemgr, no_dnssec_validation=options.no_dnssec_validation) bind.create_file_with_system_records() # Set the admin user kerberos password ds.change_admin_password(admin_password) # Call client install script service.print_msg("Configuring client side components") try: args = [paths.IPA_CLIENT_INSTALL, "--on-master", "--unattended", "--domain", domain_name, "--server", host_name, "--realm", realm_name, "--hostname", host_name] if options.no_dns_sshfp: args.append("--no-dns-sshfp") if options.ssh_trust_dns: args.append("--ssh-trust-dns") if options.no_ssh: args.append("--no-ssh") if options.no_sshd: args.append("--no-sshd") if options.mkhomedir: args.append("--mkhomedir") run(args, redirect_output=True) print() except Exception: raise ScriptError("Configuration of client side components failed!") # Everything installed properly, activate ipa service. services.knownservices.ipa.enable() print("=======================================" "=======================================") print("Setup complete") print("") print("Next steps:") print("\t1. You must make sure these network ports are open:") print("\t\tTCP Ports:") print("\t\t * 80, 443: HTTP/HTTPS") print("\t\t * 389, 636: LDAP/LDAPS") print("\t\t * 88, 464: kerberos") if options.setup_dns: print("\t\t * 53: bind") print("\t\tUDP Ports:") print("\t\t * 88, 464: kerberos") if options.setup_dns: print("\t\t * 53: bind") if not options.no_ntp: print("\t\t * 123: ntp") print("") print("\t2. You can now obtain a kerberos ticket using the command: " "'kinit admin'") print("\t This ticket will allow you to use the IPA tools (e.g., ipa " "user-add)") print("\t and the web user interface.") if not services.knownservices.ntpd.is_running(): print("\t3. Kerberos requires time synchronization between clients") print("\t and servers for correct operation. You should consider " "enabling ntpd.") print("") if setup_ca: print(("Be sure to back up the CA certificates stored in " + paths.CACERT_P12)) print("These files are required to create replicas. The password for " "these") print("files is the Directory Manager password") else: print("In order for Firefox autoconfiguration to work you will need to") print("use a SSL signing certificate. See the IPA documentation for " "more details.") if ipautil.file_exists(paths.ROOT_IPA_CACHE): os.remove(paths.ROOT_IPA_CACHE) @common_cleanup def uninstall_check(installer): options = installer tasks.check_selinux_status() installer._installation_cleanup = False if not is_ipa_configured(): print("WARNING:\nIPA server is not configured on this system. " "If you want to install the\nIPA server, please install " "it using 'ipa-server-install'.") fstore = sysrestore.FileStore(SYSRESTORE_DIR_PATH) sstore = sysrestore.StateFile(SYSRESTORE_DIR_PATH) # Configuration for ipalib, we will bootstrap and finalize later, after # we are sure we have the configuration file ready. cfg = dict( context='installer', in_server=True, ) # We will need at least api.env, finalize api now. This system is # already installed, so the configuration file is there. api.bootstrap(**cfg) api.finalize() if installer.interactive: print("\nThis is a NON REVERSIBLE operation and will delete all data " "and configuration!\n") if not user_input("Are you sure you want to continue with the " "uninstall procedure?", False): raise ScriptError("Aborting uninstall operation.") try: api.Backend.ldap2.connect(autobind=True) domain_level = dsinstance.get_domain_level(api) except Exception: msg = ("\nWARNING: Failed to connect to Directory Server to find " "information about replication agreements. Uninstallation " "will continue despite the possible existing replication " "agreements.\n\n" "If this server is the last instance of CA, KRA, or DNSSEC " "master, uninstallation may result in data loss.\n\n" ) print(textwrap.fill(msg, width=80, replace_whitespace=False)) if (installer.interactive and not user_input( "Are you sure you want to continue with the uninstall " "procedure?", False)): raise ScriptError("Aborting uninstall operation.") else: dns.uninstall_check(options) if domain_level == constants.DOMAIN_LEVEL_0: rm = replication.ReplicationManager( realm=api.env.realm, hostname=api.env.host, dirman_passwd=None, conn=api.Backend.ldap2 ) agreements = rm.find_ipa_replication_agreements() if agreements: other_masters = [a.get('cn')[0][4:] for a in agreements] msg = ( "\nReplication agreements with the following IPA masters " "found: %s. Removing any replication agreements before " "uninstalling the server is strongly recommended. You can " "remove replication agreements by running the following " "command on any other IPA master:\n" % ", ".join( other_masters) ) cmd = "$ ipa-replica-manage del %s\n" % api.env.host print(textwrap.fill(msg, width=80, replace_whitespace=False)) print(cmd) if (installer.interactive and not user_input("Are you sure you want to continue with" " the uninstall procedure?", False)): raise ScriptError("Aborting uninstall operation.") else: remove_master_from_managed_topology(api, options) api.Backend.ldap2.disconnect() installer._fstore = fstore installer._sstore = sstore @common_cleanup def uninstall(installer): fstore = installer._fstore sstore = installer._sstore rv = 0 print("Shutting down all IPA services") try: run([paths.IPACTL, "stop"], raiseonerr=False) except Exception: pass ntpinstance.NTPInstance(fstore).uninstall() kra.uninstall(False) ca.uninstall() dns.uninstall() httpinstance.HTTPInstance(fstore).uninstall() krbinstance.KrbInstance(fstore).uninstall() dsinstance.DsInstance(fstore=fstore).uninstall() if _server_trust_ad_installed: adtrustinstance.ADTRUSTInstance(fstore).uninstall() custodiainstance.CustodiaInstance().uninstall() memcacheinstance.MemcacheInstance().uninstall() otpdinstance.OtpdInstance().uninstall() tasks.restore_hostname(fstore, sstore) fstore.restore_all_files() try: os.remove(paths.ROOT_IPA_CACHE) except Exception: pass try: os.remove(paths.ROOT_IPA_CSR) except Exception: pass # ipa-client-install removes /etc/ipa/default.conf sstore._load() ipaclient.ntpconf.restore_forced_ntpd(sstore) # Clean up group_exists (unused since IPA 2.2, not being set since 4.1) sstore.restore_state("install", "group_exists") services.knownservices.ipa.disable() # remove upgrade state file sysupgrade.remove_upgrade_file() if fstore.has_files(): root_logger.error('Some files have not been restored, see ' '%s/sysrestore.index' % SYSRESTORE_DIR_PATH) has_state = False for module in IPA_MODULES: # from installutils if sstore.has_state(module): root_logger.error('Some installation state for %s has not been ' 'restored, see %s/sysrestore.state' % (module, SYSRESTORE_DIR_PATH)) has_state = True rv = 1 if has_state: root_logger.error('Some installation state has not been restored.\n' 'This may cause re-installation to fail.\n' 'It should be safe to remove %s/sysrestore.state ' 'but it may\n' 'mean your system hasn\'t be restored to its ' 'pre-installation state.' % SYSRESTORE_DIR_PATH) # Note that this name will be wrong after the first uninstall. dirname = dsinstance.config_dirname( installutils.realm_to_serverid(api.env.realm)) dirs = [dirname, paths.PKI_TOMCAT_ALIAS_DIR, certs.NSS_DIR] ids = certmonger.check_state(dirs) if ids: root_logger.error('Some certificates may still be tracked by ' 'certmonger.\n' 'This will cause re-installation to fail.\n' 'Start the certmonger service and list the ' 'certificates being tracked\n' ' # getcert list\n' 'These may be untracked by executing\n' ' # getcert stop-tracking -i \n' 'for each id in: %s' % ', '.join(ids)) print("Removing IPA client configuration") try: result = run([paths.IPA_CLIENT_INSTALL, "--on-master", "--unattended", "--uninstall"], raiseonerr=False, redirect_output=True) if result.returncode not in [0, 2]: raise RuntimeError("Failed to configure the client") except Exception: rv = 1 print("Uninstall of client side components failed!") sys.exit(rv) class ServerCA(BaseServerCA): # FIXME: Following Knobs are inherited because framework is not able to # help groups correctly. external_ca = Knob(BaseServerCA.external_ca) external_ca_type = Knob(BaseServerCA.external_ca_type) external_cert_files = Knob(BaseServerCA.external_cert_files) dirsrv_cert_files = Knob( BaseServerCA.dirsrv_cert_files, cli_aliases=['dirsrv_pkcs12'], ) http_cert_files = Knob( BaseServerCA.http_cert_files, cli_aliases=['http_pkcs12'], ) pkinit_cert_files = Knob( BaseServerCA.pkinit_cert_files, cli_aliases=['pkinit_pkcs12'], ) dirsrv_pin = Knob( BaseServerCA.dirsrv_pin, cli_aliases=['dirsrv_pin'], ) http_pin = Knob( BaseServerCA.http_pin, cli_aliases=['http_pin'], ) pkinit_pin = Knob( BaseServerCA.pkinit_pin, cli_aliases=['pkinit_pin'], ) dirsrv_cert_name = Knob(BaseServerCA.dirsrv_cert_name) http_cert_name = Knob(BaseServerCA.http_cert_name) pkinit_cert_name = Knob(BaseServerCA.pkinit_cert_name) ca_cert_files = Knob(BaseServerCA.ca_cert_files) subject = Knob(BaseServerCA.subject) ca_signing_algorithm = Knob(BaseServerCA.ca_signing_algorithm) skip_schema_check = None class Server(BaseServer): setup_ca = None setup_kra = None setup_dns = Knob(BaseServer.setup_dns) realm_name = Knob(BaseServer.realm_name) domain_name = Knob(BaseServer.domain_name) @domain_name.validator def domain_name(self, value): if (self.setup_dns and not self.dns.allow_zone_overlap): # pylint: disable=no-member print("Checking DNS domain %s, please wait ..." % value) check_zone_overlap(value, False) dm_password = Knob( BaseServer.dm_password, description="Directory Manager password", cli_name='ds-password', ) @dm_password.validator def dm_password(self, value): validate_dm_password(value) master_password = Knob( str, None, sensitive=True, deprecated=True, description="kerberos master password (normally autogenerated)", cli_short_name='P', ) admin_password = Knob( BaseServer.admin_password, description="admin user kerberos password", cli_short_name='a', ) @admin_password.validator def admin_password(self, value): validate_admin_password(value) mkhomedir = Knob(BaseServer.mkhomedir) host_name = Knob(BaseServer.host_name) domainlevel = Knob( int, constants.MAX_DOMAIN_LEVEL, description="IPA domain level", cli_name='domain-level', deprecated=True, ) @domainlevel.validator def domainlevel(self, value): # Check that Domain Level is within the allowed range if value < constants.MIN_DOMAIN_LEVEL: raise ValueError( "Domain Level cannot be lower than {0}".format( constants.MIN_DOMAIN_LEVEL)) elif value > constants.MAX_DOMAIN_LEVEL: raise ValueError( "Domain Level cannot be higher than {0}".format( constants.MAX_DOMAIN_LEVEL)) ip_addresses = Knob( BaseServer.ip_addresses, description=("Master Server IP Address. This option can be used " "multiple times"), ) no_host_dns = Knob(BaseServer.no_host_dns) no_ntp = Knob(BaseServer.no_ntp) idstart = Knob( int, random.randint(1, 10000) * 200000, description="The starting value for the IDs range (default random)", ) idmax = Knob( int, description=("The max value for the IDs range (default: " "idstart+199999)"), ) @idmax.default_getter def idmax(self): return self.idstart + 200000 - 1 no_hbac_allow = Knob( bool, False, description="Don't install allow_all HBAC rule", cli_name='no-hbac-allow', cli_aliases=['no_hbac_allow'], ) ignore_topology_disconnect = Knob( bool, False, description="do not check whether server uninstall disconnects the " "topology (domain level 1+)", ) ignore_last_of_role = Knob( bool, False, description="do not check whether server uninstall removes last " "CA/DNS server or DNSSec master (domain level 1+)", ) # dns dnssec_master = None disable_dnssec_master = None kasp_db_file = None force = None def __init__(self, **kwargs): super(Server, self).__init__(**kwargs) self._installation_cleanup = True self._ds = None self._dirsrv_pkcs12_file = None self._http_pkcs12_file = None self._pkinit_pkcs12_file = None self._dirsrv_pkcs12_info = None self._http_pkcs12_info = None self._pkinit_pkcs12_info = None self._external_cert_file = None self._external_ca_file = None self._ca_cert = None self._update_hosts_file = False # pylint: disable=no-member if self.uninstalling: if (self.realm_name or self.admin_password or self.master_password): raise RuntimeError( "In uninstall mode, -a, -r and -P options are not allowed") elif not self.interactive: if (not self.realm_name or not self.dm_password or not self.admin_password): raise RuntimeError( "In unattended mode you need to provide at least -r, -p " "and -a options") if self.setup_dns: if (not self.dns.forwarders and not self.dns.no_forwarders and not self.dns.auto_forwarders): raise RuntimeError( "You must specify at least one of --forwarder, " "--auto-forwarders, or --no-forwarders options") any_ignore_option_true = any( [self.ignore_topology_disconnect, self.ignore_last_of_role]) if any_ignore_option_true and not self.uninstalling: raise RuntimeError( "'--ignore-topology-disconnect/--ignore-last-of-role' options " "can be used only during uninstallation") if self.idmax < self.idstart: raise RuntimeError( "idmax (%s) cannot be smaller than idstart (%s)" % (self.idmax, self.idstart)) ca = core.Component(ServerCA) @step() def main(self): install_check(self) yield install(self) @main.uninstaller def main(self): uninstall_check(self) yield uninstall(self)