ipatests: Add AD-integration related tasks

Part of: https://fedorahosted.org/freeipa/ticket/3834

3 files changed, 324 insertions, 5 deletions

diff --git a/ipatests/ipa-test-task b/ipatests/ipa-test-task
index 1e204648e..e6ba527e4 100755
--- a/ipatests/ipa-test-task
+++ b/ipatests/ipa-test-task
@@ -27,6 +27,7 @@ import argparse
 from ipapython.ipa_log_manager import log_mgr, standard_logging_setup
 from ipatests.test_integration import config
 from ipatests.test_integration import tasks
+from ipatests.test_integration.host import Host
 from ipatests.beakerlib_plugin import BeakerLibProcess
 
 
@@ -39,10 +40,10 @@ class TaskRunner(object):
 
     def get_parser(self):
         parser = argparse.ArgumentParser(
-            description="Perform an operation for integration testing."
-                        "All operations are performed on configured hosts, see"
-                        "http://www.freeipa.org/page/V3/Integration_testing"
-                        "see for configuration details")
+            description="Perform an operation for integration testing. "
+                        "All operations are performed on configured hosts, see "
+                        "http://www.freeipa.org/page/V3/Integration_testing "
+                        "for configuration details")
 
         parser.add_argument('--with-beakerlib', action='store_true',
                             dest='with_beakerlib',
@@ -153,6 +154,65 @@ class TaskRunner(object):
                                     (Default: all hosts from config)""")
         subparser.set_defaults(func=self.cleanup)
 
+        subparser = subparsers.add_parser(
+            'install-adtrust',
+            help='Runs ipa-adtrust-install on the host')
+        subparser.add_argument('host', type=str,
+                            help='Host to run ipa-adtrust-install on')
+        subparser.set_defaults(func=self.install_adtrust)
+
+        subparser = subparsers.add_parser(
+            'configure-dns-for-trust',
+            help='Sets DNS on the given host for trust with the given AD')
+        subparser.add_argument('host', type=str,
+                            help='Host to change DNS configuration on')
+        subparser.add_argument('ad', type=str,
+                            help='AD that trust will be established with')
+        subparser.set_defaults(func=self.configure_dns_for_trust)
+
+        subparser = subparsers.add_parser(
+            'establish-trust-with-ad',
+            help='Establishes trust between IPA host and AD')
+        subparser.add_argument('host', type=str,
+                            help='IPA Host to establish AD trust on')
+        subparser.add_argument('ad', type=str,
+                            help='AD to establish trust with')
+        subparser.set_defaults(func=self.establish_trust_with_ad)
+
+        subparser = subparsers.add_parser(
+            'remove-trust-with-ad',
+            help='Removes trust between IPA host and AD')
+        subparser.add_argument('host', type=str,
+                            help='IPA Host to remove AD trust on')
+        subparser.add_argument('ad', type=str,
+                            help='AD to remove trust with')
+        subparser.set_defaults(func=self.remove_trust_with_ad)
+
+        subparser = subparsers.add_parser(
+            'configure-auth-to-local-rule',
+            help='Configures auth_to_local rule on IPA host with respect to AD')
+        subparser.add_argument('host', type=str,
+                            help='IPA Host to configure auth_to_local rule on')
+        subparser.add_argument('ad', type=str,
+                            help='AD to configure the rule with')
+        subparser.set_defaults(func=self.configure_auth_to_local_rule)
+
+        subparser = subparsers.add_parser(
+            'clear-sssd-cache',
+            help='Clears SSSD cache on the IPA host.')
+        subparser.add_argument('host', type=str,
+                            help='IPA Host to clear SSSD cache on')
+        subparser.set_defaults(func=self.clear_sssd_cache)
+
+        subparser = subparsers.add_parser(
+            'sync-time',
+            help='Synchronize time on host with respect to server')
+        subparser.add_argument('host', type=str,
+                            help='IPA Host to set the time on')
+        subparser.add_argument('server', type=str,
+                            help='Server that serves as a time source')
+        subparser.set_defaults(func=self.sync_time)
+
         return parser
 
     def main(self, argv):
@@ -180,6 +240,11 @@ class TaskRunner(object):
 
         args.domain = self.config.domains[0]
 
+        if self.config.ad_domains:
+            args.ad_domain = self.config.ad_domains[0]
+        else:
+            args.ad_domain = None
+
         import logging; logging.basicConfig()
 
         try:
@@ -214,12 +279,17 @@ class TaskRunner(object):
             return [self.prepare_host(h) for h in default]
 
     def prepare_host(self, host):
-        if host not in self._prepared_hosts:
+        # Prepare only UNIX hosts
+        if host not in self._prepared_hosts and isinstance(host, Host):
             host.add_log_collector(self.collect_log)
             tasks.prepare_host(host)
             self._prepared_hosts.add(host)
         return host
 
+    def require_ad_domain(self, args):
+        if not args.ad_domain:
+            SystemExit("At least one AD domain is required for this task")
+
     def install_master(self, args):
         master = self.get_host(args.host, default=args.domain.master)
         log.info('Installing master %s', master.hostname)
@@ -289,6 +359,43 @@ class TaskRunner(object):
         tasks.install_topo(args.topo, master, replicas, clients,
                            skip_master=args.skip_master)
 
+    def install_adtrust(self, args):
+        master = self.get_host(args.host, default=args.domain.master)
+        log.info('Configuring AD trust support on %s', master.hostname)
+        tasks.install_adtrust(master)
+
+    def configure_dns_for_trust(self, args):
+        self.require_ad_domain(args)
+        host = self.get_host(args.host, default=args.domain.master)
+        ad = self.get_host(args.ad, default=args.ad_domain.ads[0])
+        tasks.configure_dns_for_trust(host, ad)
+
+    def establish_trust_with_ad(self, args):
+        self.require_ad_domain(args)
+        host = self.get_host(args.host, default=args.domain.master)
+        ad = self.get_host(args.ad, default=args.ad_domain.ads[0])
+        tasks.establish_trust_with_ad(host, ad)
+
+    def remove_trust_with_ad(self, args):
+        self.require_ad_domain(args)
+        host = self.get_host(args.host, default=args.domain.master)
+        ad = self.get_host(args.ad, default=args.ad_domain.ads[0])
+        tasks.remove_trust_with_ad(host, ad)
+
+    def configure_auth_to_local_rule(self, args):
+        self.require_ad_domain(args)
+        host = self.get_host(args.host, default=args.domain.master)
+        ad = self.get_host(args.ad, default=args.ad_domain.ads[0])
+        tasks.configure_auth_to_local_rule(host, ad)
+
+    def clear_sssd_cache(self, args):
+        host = self.get_host(args.host, default=args.domain.master)
+        tasks.clear_sssd_cache(host)
+
+    def sync_time(self, args):
+        host = self.get_host(args.host, default=args.domain.master)
+        server = self.get_host(args.server)
+        tasks.sync_time(host, server)
 
 if __name__ == '__main__':
     exit(TaskRunner().main(sys.argv[1:]))
diff --git a/ipatests/man/ipa-test-task.1 b/ipatests/man/ipa-test-task.1
index b625b2850..e73584bd3 100644
--- a/ipatests/man/ipa-test-task.1
+++ b/ipatests/man/ipa-test-task.1
@@ -116,6 +116,38 @@ Servers used for client installation are selected in a round-robin fashion.
 \fBipa\-test\-task list-topos\fR
 List the topologies available for the install-topo subcommand.
 
+.TP
+\fBipa\-test\-task install\-adtrust HOST\fR
+Run ipa-adtrust-install on the IPA and generate SIDs for the entries in IPA.
+
+.TP
+\fBipa\-test\-task configure\-dns\-for\-trust HOST AD\fR
+Based on the relationship of the domains configures the IPA DNS for trust.
+AD DNS needs to be setup manually.
+
+.TP
+\fBipa\-test\-task estabilish\-trust\-with\-ad HOST AD\fR
+Estabilishes trust with Active Directory. Trust type is detected depending on
+the presence of SfU (Services for Unix) support on the AD.
+
+.TP
+\fBipa\-test\-task remove\-trust\-with\-ad HOST AD\fR
+Removes trust with Active Directory. Also removes the associated ID range.
+
+.TP
+\fBipa\-test\-task configure\-auth\-to\-local\-rule HOST AD\fR
+Configures auth_to_local rule in /etc/krb5.conf
+
+.TP
+\fBipa\-test\-task clear\-sssd\-cache HOST\fR
+Clears SSSD cache by removing the cache files. Restarts SSSD.
+
+.TP
+\fBipa\-test\-task sync\-time HOST SERVER\fR
+Syncs the time with the remote server. Please note that this function leaves
+ntpd stopped.
+
+
 .SH "EXIT STATUS"
 0 if the command was successful
 
diff --git a/ipatests/test_integration/tasks.py b/ipatests/test_integration/tasks.py
index de650f587..a93a583e9 100644
--- a/ipatests/test_integration/tasks.py
+++ b/ipatests/test_integration/tasks.py
@@ -32,6 +32,7 @@ from ldif import LDIFWriter
 from ipapython import ipautil
 from ipapython.dn import DN
 from ipapython.ipa_log_manager import log_mgr
+from ipatests.test_integration import util
 from ipatests.test_integration.config import env_to_script
 
 log = log_mgr.get_logger(__name__)
@@ -197,6 +198,7 @@ def install_replica(master, replica, setup_ca=True):
 
     kinit_admin(replica)
 
+
 def install_client(master, client):
     client.collect_log('/var/log/ipaclient-install.log')
 
@@ -212,6 +214,184 @@ def install_client(master, client):
     kinit_admin(client)
 
 
+def install_adtrust(host):
+    """
+    Runs ipa-adtrust-install on the client and generates SIDs for the entries.
+    Configures the compat tree for the legacy clients.
+    """
+
+    # ipa-adtrust-install appends to ipaserver-install.log
+    host.collect_log('/var/log/ipaserver-install.log')
+
+    inst = host.domain.realm.replace('.', '-')
+    host.collect_log('/var/log/dirsrv/slapd-%s/errors' % inst)
+    host.collect_log('/var/log/dirsrv/slapd-%s/access' % inst)
+
+    kinit_admin(host)
+    host.run_command(['ipa-adtrust-install', '-U',
+                      '--enable-compat',
+                      '--netbios-name', host.netbios,
+                      '-a', host.config.admin_password,
+                      '--add-sids'])
+
+    # Restart named because it lost connection to dirsrv
+    # (Directory server restarts during the ipa-adtrust-install)
+    host.run_command(['systemctl', 'restart', 'named'])
+
+    # Check that named is running and has loaded the information from LDAP
+    dig_command = ['dig', 'SRV', '+short', '@localhost',
+               '_ldap._tcp.%s' % host.domain.name]
+    dig_output = '0 100 389 %s.' % host.hostname
+    dig_test = lambda x: re.search(re.escape(dig_output), x)
+
+    util.run_repeatedly(host, dig_command, test=dig_test)
+
+
+def configure_dns_for_trust(master, ad):
+    """
+    This configures DNS on IPA master according to the relationship of the
+    IPA's and AD's domains.
+    """
+
+    def is_subdomain(subdomain, domain):
+        subdomain_unpacked = subdomain.split('.')
+        domain_unpacked = domain.split('.')
+
+        subdomain_unpacked.reverse()
+        domain_unpacked.reverse()
+
+        subdomain = False
+
+        if len(subdomain_unpacked) > len(domain_unpacked):
+            subdomain = True
+
+            for subdomain_segment, domain_segment in zip(subdomain_unpacked,
+                                                         domain_unpacked):
+                subdomain = subdomain and subdomain_segment == domain_segment
+
+        return subdomain
+
+    kinit_admin(master)
+
+    if is_subdomain(master.domain.name, ad.domain.name):
+        master.run_command(['ipa', 'dnszone-add', ad.domain.name,
+                            '--name-server', ad.hostname,
+                            '--admin-email', 'hostmaster@%s' % ad.domain.name,
+                            '--forwarder', ad.ip,
+                            '--forward-policy', 'only',
+                            '--ip-address', ad.ip,
+                            '--force'])
+    elif is_subdomain(ad.domain.name, master.domain.name):
+        master.run_command(['ipa', 'dnsrecord-add', master.domain.name,
+                            '%s.%s' % (ad.shortname, ad.netbios),
+                            '--a-ip-address', ad.ip])
+
+        master.run_command(['ipa', 'dnsrecord-add', master.domain.name,
+                            ad.netbios,
+                            '--ns-hostname',
+                            '%s.%s' % (ad.shortname, ad.netbios)])
+
+        master.run_command(['ipa', 'dnszone-mod', master.domain.name,
+                            '--allow-transfer', ad.ip])
+    else:
+        master.run_command(['ipa', 'dnszone-add', ad.domain.name,
+                            '--name-server', ad.hostname,
+                            '--admin-email', 'hostmaster@%s' % ad.domain.name,
+                            '--forwarder', ad.ip,
+                            '--forward-policy', 'only',
+                            '--ip-address', ad.ip,
+                            '--force'])
+
+
+def establish_trust_with_ad(master, ad, extra_args=()):
+    """
+    Establishes trust with Active Directory. Trust type is detected depending
+    on the presence of SfU (Services for Unix) support on the AD.
+
+    Use extra arguments to pass extra arguments to the trust-add command, such
+    as --range-type="ipa-ad-trust" to enfroce a particular range type.
+    """
+
+    # Force KDC to reload MS-PAC info by trying to get TGT for HTTP
+    master.run_command(['kinit', '-kt', '/etc/httpd/conf/ipa.keytab',
+                        'HTTP/%s' % master.hostname])
+    master.run_command(['systemctl', 'restart', 'krb5kdc.service'])
+    master.run_command(['kdestroy', '-A'])
+
+    kinit_admin(master)
+    master.run_command(['klist'])
+    master.run_command(['smbcontrol', 'all', 'debug', '100'])
+    util.run_repeatedly(master,
+                        ['ipa', 'trust-add',
+                        '--type', 'ad', ad.domain.name,
+                        '--admin', 'Administrator',
+                        '--password'] + list(extra_args),
+                        stdin_text=master.config.ad_admin_password)
+    master.run_command(['smbcontrol', 'all', 'debug', '1'])
+    clear_sssd_cache(master)
+
+
+def remove_trust_with_ad(master, ad):
+    """
+    Removes trust with Active Directory. Also removes the associated ID range.
+    """
+
+    kinit_admin(master)
+
+    # Remove the trust
+    master.run_command(['ipa', 'trust-del', ad.domain.name])
+
+    # Remove the range
+    range_name = ad.domain.name.upper() + '_id_range'
+    master.run_command(['ipa', 'idrange-del', range_name])
+
+
+def configure_auth_to_local_rule(master, ad):
+    """
+    Configures auth_to_local rule in /etc/krb5.conf
+    """
+
+    section_identifier = " %s = {" % master.domain.realm
+    line1 = ("  auth_to_local = RULE:[1:$1@$0](^.*@%s$)s/@%s/@%s/"
+             % (ad.domain.realm, ad.domain.realm, ad.domain.name))
+    line2 = "  auth_to_local = DEFAULT"
+
+    krb5_conf_content = master.get_file_contents('/etc/krb5.conf')
+    krb5_lines = [line.rstrip() for line in krb5_conf_content.split('\n')]
+    realm_section_index = krb5_lines.index(section_identifier)
+
+    krb5_lines.insert(realm_section_index + 1, line1)
+    krb5_lines.insert(realm_section_index + 2, line2)
+
+    krb5_conf_new_content = '\n'.join(krb5_lines)
+    master.put_file_contents('/etc/krb5.conf', krb5_conf_new_content)
+
+    master.run_command(['systemctl', 'restart', 'sssd'])
+
+
+def clear_sssd_cache(host):
+    """
+    Clears SSSD cache by removing the cache files. Restarts SSSD.
+    """
+
+    host.run_command(['systemctl', 'stop', 'sssd'])
+    host.run_command(['rm', '-rfv', '/var/lib/sss/db/cache_%s.ldb'
+                                    % host.domain.name])
+    host.run_command(['rm', '-rfv', '/var/lib/sss/mc/group'])
+    host.run_command(['rm', '-rfv', '/var/lib/sss/mc/passwd'])
+    host.run_command(['systemctl', 'start', 'sssd'])
+
+
+def sync_time(host, server):
+    """
+    Syncs the time with the remote server. Please note that this function
+    leaves ntpd stopped.
+    """
+
+    host.run_command(['sudo', 'systemctl', 'stop', 'ntpd'])
+    host.run_command(['sudo', 'ntpdate', server.hostname])
+
+
 def connect_replica(master, replica):
     kinit_admin(replica)
     replica.run_command(['ipa-replica-manage', 'connect', master.hostname])