Added error suppression where required and documented where it isn't.

monkey/monkey_island/cc/environment/aws.py

@@ -9,6 +9,7 @@ __author__ = 'itay.mizeretz'
 class AwsEnvironment(Environment):
     def __init__(self):
         super(AwsEnvironment, self).__init__()
+        # Not suppressing error here on purpose. This is critical if we're on AWS env.
         self.aws_info = AwsInstance()
         self._instance_id = self._get_instance_id()
         self.region = self._get_region()

monkey/monkey_island/cc/services/remote_run_aws.py

@@ -1,3 +1,5 @@
+import logging
+
 from monkey_island.cc.services.config import ConfigService
 from common.cloud.aws_instance import AwsInstance
 from common.cloud.aws_service import AwsService
@@ -7,6 +9,8 @@ from common.cmd.cmd_runner import CmdRunner
 
 __author__ = "itay.mizeretz"
 
+logger = logging.getLogger(__name__)
+
 
 class RemoteRunAwsService:
     aws_instance = None
@@ -23,7 +27,15 @@ class RemoteRunAwsService:
         :return: None
         """
         if RemoteRunAwsService.aws_instance is None:
+            RemoteRunAwsService.try_init_aws_instance()
+
+    @staticmethod
+    def try_init_aws_instance():
+        # noinspection PyBroadException
+        try:
             RemoteRunAwsService.aws_instance = AwsInstance()
+        except Exception:
+            logger.error("Failed init aws instance. Exception info: ", exc_info=True)
 
     @staticmethod
     def run_aws_monkeys(instances, island_ip):

monkey/monkey_island/cc/services/reporting/aws_exporter.py

@@ -24,6 +24,7 @@ class AWSExporter(Exporter):
             logger.info('No issues were found by the monkey, no need to send anything')
             return True
 
+        # Not suppressing error here on purpose.
         current_aws_region = AwsInstance().get_region()
 
         for machine in issues_list:
@@ -70,6 +71,7 @@ class AWSExporter(Exporter):
         configured_product_arn = load_server_configuration_from_file()['aws'].get('sec_hub_product_arn', '')
         product_arn = 'arn:aws:securityhub:{region}:{arn}'.format(region=region, arn=configured_product_arn)
         instance_arn = 'arn:aws:ec2:' + str(region) + ':instance:{instance_id}'
+        # Not suppressing error here on purpose.
         account_id = AwsInstance().get_account_id()
         logger.debug("aws account id acquired: {}".format(account_id))
 

monkey/monkey_island/cc/services/reporting/exporter_init.py

@@ -22,5 +22,5 @@ def try_add_aws_exporter_to_manager(manager):
         RemoteRunAwsService.init()
         if RemoteRunAwsService.is_running_on_aws() and ('aws' == env.get_deployment()):
             manager.add_exporter_to_list(AWSExporter)
-    except Exception as err:
-        logger.error("Failed adding aws exporter to manager.", exc_info=True)
+    except Exception:
+        logger.error("Failed adding aws exporter to manager. Exception info:", exc_info=True)