Move httpd restart to DNS installation

Web service needs restarting after bindinstance is created
to pick up changes done to /etc/resolv.conf. This change should
be included anytime DNS is installed therefore it makes sense
to move it to the common code.

https://fedorahosted.org/freeipa/ticket/6392

Reviewed-By: Martin Basti <mbasti@redhat.com>
Reviewed-By: Jan Cholasta <jcholast@redhat.com>

install/tools/ipa-dns-install

@@ -26,14 +26,12 @@ import sys
 
 from optparse import SUPPRESS_HELP
 
-from ipaserver.install import bindinstance, httpinstance
+from ipaserver.install import bindinstance
 from ipaserver.install import installutils
-from ipaserver.install import service
 from ipapython import version
 from ipalib import api
 from ipaplatform.paths import paths
 from ipapython import ipautil
-from ipapython import sysrestore
 from ipapython.config import IPAOptionParser
 from ipapython.ipa_log_manager import standard_logging_setup, root_logger
 
@@ -147,13 +145,6 @@ def main():
     dns_installer.install_check(True, api, False, options, hostname=api.env.host)
     dns_installer.install(True, False, options)
 
-    # Restart http instance to make sure that python-dns has the right resolver
-    # https://bugzilla.redhat.com/show_bug.cgi?id=800368
-    fstore = sysrestore.FileStore(paths.SYSRESTORE)
-    http = httpinstance.HTTPInstance(fstore)
-    service.print_msg("Restarting the web server")
-    http.restart()
-
     # execute ipactl to refresh services status
     ipautil.run(['ipactl', 'start', '--ignore-service-failures'],
                 raiseonerr=False)

ipaserver/install/dns.py

@@ -322,6 +322,8 @@ def install(standalone, replica, options, api=api):
         print("")
 
     bind.create_instance()
+    print("Restarting the web server to pick up resolv.conf changes")
+    services.knownservices.httpd.restart(capture_output=True)
 
     # on dnssec master this must be installed last
     dnskeysyncd = dnskeysyncinstance.DNSKeySyncInstance(fstore)

ipaserver/install/server/install.py

@@ -868,10 +868,6 @@ def install(installer):
                    no_dnssec_validation=options.no_dnssec_validation)
         bind.create_file_with_system_records()
 
-    # Restart httpd to pick up the new IPA configuration
-    service.print_msg("Restarting the web server")
-    http.restart()
-
     # Set the admin user kerberos password
     ds.change_admin_password(admin_password)
 

ipaserver/install/server/replicainstall.py

@@ -943,10 +943,6 @@ def install(installer):
     else:
         api.Command.dns_update_system_records()
 
-    # Restart httpd to pick up the new IPA configuration
-    service.print_msg("Restarting the web server")
-    http.restart()
-
     # Call client install script
     service.print_msg("Configuring client side components")
     try: