dsinstance: enable ldapi and autobind in ds

* enable ldapi and root autobind early during the ds installation
* perform these changes using simple_bind with dm_password

https://fedorahosted.org/freeipa/ticket/6461

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

ipaserver/install/dsinstance.py

@@ -258,6 +258,8 @@ class DsInstance(service.Service):
 
         self.step("creating directory server user", create_ds_user)
         self.step("creating directory server instance", self.__create_instance)
+        self.step("enabling ldapi", self.__enable_ldapi)
+        self.step("configure autobind for root", self.__root_autobind)
         self.step("updating configuration in dse.ldif", self.__update_dse_ldif)
         self.step("restarting directory server", self.__restart_instance)
         self.step("adding default schema", self.__add_default_schemas)
@@ -265,7 +267,6 @@ class DsInstance(service.Service):
         self.step("enabling winsync plugin", self.__add_winsync_module)
         self.step("configuring replication version plugin", self.__config_version_module)
         self.step("enabling IPA enrollment plugin", self.__add_enrollment_module)
-        self.step("enabling ldapi", self.__enable_ldapi)
         self.step("configuring uniqueness plugin", self.__set_unique_attrs)
         self.step("configuring uuid plugin", self.__config_uuid_module)
         self.step("configuring modrdn plugin", self.__config_modrdn_module)
@@ -278,7 +279,6 @@ class DsInstance(service.Service):
         if enable_ssl:
             self.step("configuring ssl for ds instance", self.__enable_ssl)
         self.step("configuring certmap.conf", self.__certmap_conf)
-        self.step("configure autobind for root", self.__root_autobind)
         self.step("configure new location for managed entries", self.__repoint_managed_entries)
         self.step("configure dirsrv ccache", self.configure_dirsrv_ccache)
         self.step("enabling SASL mapping fallback",
@@ -890,7 +890,9 @@ class DsInstance(service.Service):
         )
 
     def __enable_ldapi(self):
-        self._ldap_mod("ldapi.ldif", self.sub_dict)
+        self._ldap_mod("ldapi.ldif", self.sub_dict,
+                       ldap_uri="ldap://localhost",
+                       dm_password=self.dm_password)
 
     def __enable_sasl_mapping_fallback(self):
         self._ldap_mod("sasl-mapping-fallback.ldif", self.sub_dict)
@@ -1064,7 +1066,9 @@ class DsInstance(service.Service):
         self.tune_nofile(8192)
 
     def __root_autobind(self):
-        self._ldap_mod("root-autobind.ldif")
+        self._ldap_mod("root-autobind.ldif",
+                       ldap_uri="ldap://localhost",
+                       dm_password=self.dm_password)
 
     def __add_sudo_binduser(self):
         self._ldap_mod("sudobind.ldif", self.sub_dict)

ipaserver/install/service.py

@@ -22,6 +22,7 @@ import os
 import socket
 import datetime
 import traceback
+import tempfile
 
 from ipapython import ipautil, sysrestore
 from ipapython.dn import DN
@@ -170,7 +171,8 @@ class Service(object):
         """close the api.Backend.ldap2 connection"""
         api.Backend.ldap2.disconnect()
 
-    def _ldap_mod(self, ldif, sub_dict=None, raise_on_err=True):
+    def _ldap_mod(self, ldif, sub_dict=None, raise_on_err=True,
+                  ldap_uri=None, dm_password=None):
         pw_name = None
         fd = None
         path = ipautil.SHARE_DIR + ldif
@@ -191,12 +193,20 @@ class Service(object):
 
         # As we always connect to the local host,
         # use URI of admin connection
-        if not self.admin_conn:
-            self.ldap_connect()
-        args += ["-H", self.admin_conn.ldap_uri]
+        if not ldap_uri:
+            if not self.admin_conn:
+                self.ldap_connect()
+            ldap_uri = self.admin_conn.ldap_uri
 
+        args += ["-H", ldap_uri]
+
+        if dm_password:
+            [pw_fd, pw_name] = tempfile.mkstemp()
+            os.write(pw_fd, dm_password)
+            os.close(pw_fd)
+            auth_parms = ["-x", "-D", "cn=Directory Manager", "-y", pw_name]
         # Use GSSAPI auth when not using DM password or not being root
-        if os.getegid() != 0:
+        elif os.getegid() != 0:
             auth_parms = ["-Y", "GSSAPI"]
         # Default to EXTERNAL auth mechanism
         else:
@@ -215,9 +225,6 @@ class Service(object):
             if pw_name:
                 os.remove(pw_name)
 
-        if fd is not None:
-            fd.close()
-
     def move_service(self, principal):
         """
         Used to move a principal entry created by kadmin.local from