selftest: close connections after tests in samba4.ldap.rodc_rwdc.python

This test suite had a memory impact of around 2.5GB, from built-up LDAP
connection handlers under the standard process model.

Signed-off-by: Jamie McClymont <jamiemcclymont@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Garming Sam <garming@catalyst.net.nz>
Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Tue Jan  9 08:22:27 CET 2018 on sn-devel-144

diff --git a/source4/dsdb/tests/python/password_lockout_base.py b/source4/dsdb/tests/python/password_lockout_base.py
index 992f51d7822255408cd746ef72b6eac985335029..5f720ef2af4b4def90aeb1b4e82a2b33d53460ca 100644 (file)
--- a/source4/dsdb/tests/python/password_lockout_base.py
+++ b/source4/dsdb/tests/python/password_lockout_base.py
@@ -351,6 +351,8 @@ lockoutThreshold: """ + str(lockoutThreshold) + """
         self.samr_handle = self.samr.Connect2(None, security.SEC_FLAG_MAXIMUM_ALLOWED)
         self.samr_domain = self.samr.OpenDomain(self.samr_handle, security.SEC_FLAG_MAXIMUM_ALLOWED, self.domain_sid)
 
+        self.addCleanup(self.delete_ldb_connections)
+
         # (Re)adds the test user accounts
         self.lockout1krb5_creds = self.insta_creds(self.template_creds,
                                                    username="lockout1krb5",
@@ -363,6 +365,11 @@ lockoutThreshold: """ + str(lockoutThreshold) + """
                                                    kerberos_state=DONT_USE_KERBEROS)
         self.lockout1ntlm_ldb = self._readd_user(self.lockout1ntlm_creds)
 
+    def delete_ldb_connections(self):
+        del self.lockout1krb5_ldb
+        del self.lockout1ntlm_ldb
+        del self.ldb
+
     def tearDown(self):
         super(BasePasswordTestCase, self).tearDown()
 

diff --git a/source4/dsdb/tests/python/rodc_rwdc.py b/source4/dsdb/tests/python/rodc_rwdc.py
index 371ff7415c3c7a318b472f7391c6867dc8d1b707..8c6dd4cf834a68ac551e781c4968f1f7afbb097b 100644 (file)
--- a/source4/dsdb/tests/python/rodc_rwdc.py
+++ b/source4/dsdb/tests/python/rodc_rwdc.py
@@ -224,6 +224,11 @@ class RodcRwdcCachedTests(password_lockout_base.BasePasswordTestCase):
         # make sure DCs are synchronized before the test
         self.force_replication()
 
+    def delete_ldb_connections(self):
+        super(RodcRwdcCachedTests, self).delete_ldb_connections()
+        del self.rwdc_db
+        del self.rodc_db
+
     def test_cache_and_flush_password(self):
         username = self.lockout1krb5_creds.get_username()
         userpass = self.lockout1krb5_creds.get_password()
@@ -767,6 +772,11 @@ class RodcRwdcTests(password_lockout_base.BasePasswordTestCase):
         self.rwdc_dn = get_server_ref_from_samdb(self.rwdc_db)
         self.rodc_dn = get_server_ref_from_samdb(self.rodc_db)
 
+    def delete_ldb_connections(self):
+        super(RodcRwdcTests, self).delete_ldb_connections()
+        del self.rwdc_db
+        del self.rodc_db
+
     def assertReferral(self, fn, *args, **kwargs):
         try:
             fn(*args, **kwargs)