add debug logs for database_global bug

src/sonic-config-engine/sonic-cfggen

@@ -35,6 +35,14 @@ from sonic_py_common.multi_asic import get_asic_id_from_name, get_asic_device_id
 from sonic_py_common import device_info
 from swsscommon.swsscommon import ConfigDBConnector, SonicDBConfig, ConfigDBPipeConnector
 
+try:
+    from sonic_py_common.logger import Logger
+except ImportError as e:
+    raise ImportError (str(e) + "- required module not found")
+
+# Global logger class instance
+logger = Logger()
+
 
 PY3x = sys.version_info >= (3, 0)
 
@@ -140,8 +148,10 @@ def ip_network(value):
 def load_namespace_config(asic_name):
     if not SonicDBConfig.isInit():
         if is_multi_asic():
+            logger.log_notice("calling load_sonic_global_db_config, is_multi_asic: {}".format(is_multi_asic()))
             SonicDBConfig.load_sonic_global_db_config(namespace=asic_name)
         else:
+            logger.log_notice("calling load_sonic_db_config, is_multi_asic: {}".format(is_multi_asic()))
             SonicDBConfig.load_sonic_db_config()
 
 class FormatConverter:

src/sonic-py-common/sonic_py_common/multi_asic.py

@@ -8,6 +8,14 @@
 from .device_info import get_asic_conf_file_path
 from .device_info import is_supervisor, is_chassis
 
+try:
+    from sonic_py_common.logger import Logger
+except ImportError as e:
+    raise ImportError (str(e) + "- required module not found")
+
+# Global logger class instance
+logger = Logger()
+
 ASIC_NAME_PREFIX = 'asic'
 NAMESPACE_PATH_GLOB = '/run/netns/*'
 ASIC_CONF_FILENAME = 'asic.conf'
@@ -89,15 +97,18 @@ def get_num_asics():
     asic_conf_file_path = get_asic_conf_file_path()
 
     if asic_conf_file_path is None:
+        logger.log_notice("asic_conf_file_path is None, returning 1")
         return 1
 
+    logger.log_notice("asic_conf_file_path: {}".format(asic_conf_file_path))
     with open(asic_conf_file_path) as asic_conf_file:
         for line in asic_conf_file:
             tokens = line.split('=')
             if len(tokens) < 2:
                 continue
             if tokens[0].lower() == 'num_asic':
                 num_asics = tokens[1].strip()
+        logger.log_notice("returning num asic: {}".format(num_asics))
         return int(num_asics)
 
 
@@ -110,6 +121,7 @@ def is_multi_asic():
     """
     num_asics = get_num_asics()
 
+    logger.log_notice("is_multi_asic returning: {}".format(num_asics > 1))
     return (num_asics > 1)