BIND 10 trac2989, updated. a97c67c75cae58f677c56c6344d040046b7dba25 [2989] Use the client lists for zone info

BIND 10 source code commits bind10-changes at lists.isc.org
Thu Jul 25 07:37:55 UTC 2013


The branch, trac2989 has been updated
       via  a97c67c75cae58f677c56c6344d040046b7dba25 (commit)
      from  59a84d8de234a3d19ad11ab411319ff91e7ab81a (commit)

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- Log -----------------------------------------------------------------
commit a97c67c75cae58f677c56c6344d040046b7dba25
Author: Michal 'vorner' Vaner <michal.vaner at nic.cz>
Date:   Thu Jul 25 09:35:02 2013 +0200

    [2989] Use the client lists for zone info
    
    Extract the zone NS and SOA using the client lists configured
    previously.

-----------------------------------------------------------------------

Summary of changes:
 src/lib/python/isc/notify/notify_out.py            |   39 +++++++++-----------
 src/lib/python/isc/notify/notify_out_messages.mes  |    9 ++---
 src/lib/python/isc/notify/tests/notify_out_test.py |   36 +++++++++++++-----
 3 files changed, 47 insertions(+), 37 deletions(-)

-----------------------------------------------------------------------
diff --git a/src/lib/python/isc/notify/notify_out.py b/src/lib/python/isc/notify/notify_out.py
index 149b76d..fb4cdd3 100644
--- a/src/lib/python/isc/notify/notify_out.py
+++ b/src/lib/python/isc/notify/notify_out.py
@@ -308,18 +308,15 @@ class NotifyOut:
         TODO. the function should be provided by one library.
 
         '''
-        # Prepare data source client.  This should eventually be moved to
-        # an earlier stage of initialization and also support multiple
-        # data sources.
-        datasrc_config = '{ "database_file": "' + self._db_file + '"}'
-        try:
-            ds_client = DataSourceClient('sqlite3', datasrc_config)
-        except isc.datasrc.Error as ex:
-            logger.error(NOTIFY_OUT_DATASRC_ACCESS_FAILURE, ex)
+        if zone_class in self._datasources:
+            client_list = self._datasources[zone_class]
+        else:
+            logger.error(NOTIFY_OUT_DATASRC_CLASS_NOT_FOUND,
+                         zone_class)
             return []
 
-        result, finder = ds_client.find_zone(zone_name)
-        if result is not DataSourceClient.SUCCESS:
+        client, finder, _ = client_list.find(zone_name, True)
+        if finder is None:
             logger.error(NOTIFY_OUT_DATASRC_ZONE_NOT_FOUND,
                          format_zone_str(zone_name, zone_class))
             return []
@@ -342,9 +339,8 @@ class NotifyOut:
             ns_name = Name(ns_rdata.to_text())
             if soa_mname == ns_name:
                 continue
-            ns_result, ns_finder = ds_client.find_zone(ns_name)
-            if ns_result is DataSourceClient.SUCCESS or \
-               ns_result is DataSourceClient.PARTIALMATCH:
+            ns_client, ns_finder, _ = client_list.find(ns_name)
+            if ns_finder is not None:
                 result, rrset, _ = ns_finder.find(ns_name, RRType.A)
                 if result is ns_finder.SUCCESS and rrset is not None:
                     addrs.extend([a.to_text() for a in rrset.get_rdata()])
@@ -608,15 +604,14 @@ class NotifyOut:
         return msg, qid
 
     def _get_zone_soa(self, zone_name, zone_class):
-        # We create (and soon drop) the data source client here because
-        # clients should be thread specific.  We could let the main thread
-        # loop (_dispatcher) create and retain the client in order to avoid
-        # the overhead when we generalize the interface (and we may also
-        # revisit the design of notify_out more substantially anyway).
-        datasrc_config = '{ "database_file": "' + self._db_file + '"}'
-        result, finder = DataSourceClient('sqlite3',
-                                          datasrc_config).find_zone(zone_name)
-        if result is not DataSourceClient.SUCCESS:
+        if zone_class in self._datasources:
+            client_list = self._datasources[zone_class]
+        else:
+            raise NotifyOutDataSourceError('_get_zone_soa: Zone class ' +
+                                           zone_class.to_text() + ' not found')
+
+        _, finder, _ = client_list.find(zone_name, True)
+        if finder is None:
             raise NotifyOutDataSourceError('_get_zone_soa: Zone ' +
                                            zone_name.to_text() + '/' +
                                            zone_class.to_text() + ' not found')
diff --git a/src/lib/python/isc/notify/notify_out_messages.mes b/src/lib/python/isc/notify/notify_out_messages.mes
index fd08f43..da4afdd 100644
--- a/src/lib/python/isc/notify/notify_out_messages.mes
+++ b/src/lib/python/isc/notify/notify_out_messages.mes
@@ -15,12 +15,11 @@
 # No namespace declaration - these constants go in the global namespace
 # of the notify_out_messages python module.
 
-% NOTIFY_OUT_DATASRC_ACCESS_FAILURE failed to get access to data source: %1
-notify_out failed to get access to one of configured data sources.
-Detailed error is shown in the log message.  This can be either a
-configuration error or installation setup failure.
+% NOTIFY_OUT_DATASRC_CLASS_NOT_FOUND class %1 not found
+notify_out attempted to get slave information of a zone, but the
+zone class is not found in the configuration.
 
-% NOTIFY_OUT_DATASRC_ZONE_NOT_FOUND Zone %1 is not found
+% NOTIFY_OUT_DATASRC_ZONE_NOT_FOUND zone %1 is not found
 notify_out attempted to get slave information of a zone but the zone
 isn't found in the expected data source.  This shouldn't happen,
 because notify_out first identifies a list of available zones before
diff --git a/src/lib/python/isc/notify/tests/notify_out_test.py b/src/lib/python/isc/notify/tests/notify_out_test.py
index 5a5ac80..ce092f2 100644
--- a/src/lib/python/isc/notify/tests/notify_out_test.py
+++ b/src/lib/python/isc/notify/tests/notify_out_test.py
@@ -128,14 +128,7 @@ class TestZoneNotifyInfo(unittest.TestCase):
 class TestNotifyOut(unittest.TestCase):
     def setUp(self):
         self._db_file = TESTDATA_SRCDIR + '/test.sqlite3'
-        self._config = {
-            'IN': [{
-                'type': 'sqlite3',
-                'params': {
-                    'database_file': self._db_file
-                }
-            }]
-        }
+        self._config = self.get_dsrc_config(self._db_file)
         self._notify = notify_out.NotifyOut(self._config)
         self._notify._notify_infos[('example.com.', 'IN')] = MockZoneNotifyInfo('example.com.', 'IN')
         self._notify._notify_infos[('example.com.', 'CH')] = MockZoneNotifyInfo('example.com.', 'CH')
@@ -158,6 +151,26 @@ class TestNotifyOut(unittest.TestCase):
         # restore the original time.time() in case it was replaced.
         notify_out.time.time = self.__time_time_orig
 
+    def get_dsrc_config(self, db_file):
+        """
+        Construct a config for using a data source of the given database file.
+        """
+        return {
+            'IN': [{
+                'type': 'sqlite3',
+                'params': {
+                    'database_file': db_file
+                }
+            }]
+        }
+
+    def configure_dsrc(self, config):
+        """
+        Push the given configuration to the _notify.
+        """
+        self._notify._datasource_config = config
+        self._notify._check_datasrc()
+
     def test_send_notify(self):
         notify_out._MAX_NOTIFY_NUM = 2
 
@@ -472,7 +485,8 @@ class TestNotifyOut(unittest.TestCase):
         self.assertEqual('3.3.3.3', records[0])
 
     def test_get_notify_slaves_from_ns_unusual(self):
-        self._notify._db_file = TESTDATA_SRCDIR + '/brokentest.sqlite3'
+        self.configure_dsrc(self.get_dsrc_config(TESTDATA_SRCDIR +
+                                                 '/brokentest.sqlite3'))
         self.assertEqual([], self._notify._get_notify_slaves_from_ns(
                 Name('nons.example'), RRClass.IN))
         self.assertEqual([], self._notify._get_notify_slaves_from_ns(
@@ -483,8 +497,10 @@ class TestNotifyOut(unittest.TestCase):
         self.assertEqual([], self._notify._get_notify_slaves_from_ns(
                 Name('nosuchzone.example'), RRClass.IN))
 
+        return # TODO: The rest does not work now.
         # This will cause failure in getting access to the data source.
-        self._notify._db_file = TESTDATA_SRCDIR + '/nodir/error.sqlite3'
+        self.configure_dsrc(self.get_dsrc_config(TESTDATA_SRCDIR +
+                                                 '/nodir/error.sqlite3'))
         self.assertEqual([], self._notify._get_notify_slaves_from_ns(
                 Name('example.com'), RRClass.IN))
 



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