workaround python agent when /dev/log is not available (#5051)

xCAT-openbmc-py/lib/python/agent/common/utils.py

@@ -23,7 +23,11 @@ def getxCATLog(name=None):
     return xl
 
 def enableSyslog(name='xcat'):
-    h = SysLogHandler(address='/dev/log', facility=SysLogHandler.LOG_LOCAL4)
+    try:
+        h = SysLogHandler(address='/dev/log', facility=SysLogHandler.LOG_LOCAL4)
+    except:
+        # this will connect localhost:514
+        h = SysLogHandler(facility=SysLogHandler.LOG_LOCAL4)
     h.setFormatter(logging.Formatter('%s: ' % name + '%(levelname)s %(message)s'))
     logging.getLogger('xcatagent').addHandler(h)
 

xCAT-openbmc-py/lib/python/agent/xcatagent/openbmc.py

@@ -33,8 +33,11 @@ from hwctl.eventlog import DefaultEventlogManager
 from xcatagent import base
 import logging
 logger = logging.getLogger('xcatagent')
-if not logger.handlers:
-    utils.enableSyslog('xcat.agent')
+try:
+    if not logger.handlers:
+        utils.enableSyslog('xcat.agent')
+except:
+    pass
 
 HTTP_PROTOCOL = "https://"
 PROJECT_URL = "/xyz/openbmc_project"