Small bugfixes (#499)

* Short after promote synchronous replication was disabled even is synchronous_mode_strict is set
* Create empty pg_ident.conf if it is missing after restoring from backup
* Bump version

patroni/ha.py

@@ -364,7 +364,7 @@ class Ha(object):
                     # Somebody else updated sync state, it may be due to us losing the lock. To be safe, postpone
                     # promotion until next cycle. TODO: trigger immediate retry of run_cycle
                     return 'Postponing promotion because synchronous replication state was updated by somebody else'
-                self.state_handler.set_synchronous_standby(None)
+                self.state_handler.set_synchronous_standby('*' if self.is_synchronous_mode_strict() else None)
             self.state_handler.promote()
             return promote_message
 

patroni/postgresql.py

@@ -1396,8 +1396,12 @@ class Postgresql(object):
             for f in self._configuration_to_save:
                 config_file = os.path.join(self._config_dir, f)
                 backup_file = os.path.join(self._data_dir, f + '.backup')
-                if not os.path.isfile(config_file) and os.path.isfile(backup_file):
-                    shutil.copy(backup_file, config_file)
+                if not os.path.isfile(config_file):
+                    if os.path.isfile(backup_file):
+                        shutil.copy(backup_file, config_file)
+                    # Previously we didn't backup pg_ident.conf, if file is missing just create empty
+                    elif f == 'pg_ident.conf':
+                        open(config_file, 'w').close()
         except IOError:
             logger.exception('unable to restore configuration files from backup')
 

patroni/version.py

@@ -1 +1 @@
-__version__ = '1.3.2'
+__version__ = '1.3.3'