Add debug mode parameter

In debug mode, it's not allowed to raise exceptions as possible for
convinient to debug more details, this patch will add parameter to
enable such scenario.
The requirement is from ONAP

JIRA: PARSER-148

Change-Id: Ide8acec333d17331bd6ed400110a141391fd3593
Signed-off-by: shangxdy <shang.xiaodong@zte.com.cn>

1 files changed, 20 insertions, 8 deletions

diff --git a/tosca2heat/tosca-parser/toscaparser/tosca_template.py b/tosca2heat/tosca-parser/toscaparser/tosca_template.py
index c961941..c9be9dd 100644
--- a/tosca2heat/tosca-parser/toscaparser/tosca_template.py
+++ b/tosca2heat/tosca-parser/toscaparser/tosca_template.py
@@ -69,7 +69,8 @@ class ToscaTemplate(object):
     '''Load the template data.'''
     def __init__(self, path=None, parsed_params=None, a_file=True,
                  yaml_dict_tpl=None, sub_mapped_node_template=None,
-                 no_required_paras_valid=False):
+                 no_required_paras_check=False,
+                 debug_mode=False):
         if sub_mapped_node_template is None:
             ExceptionCollector.start()
         self.a_file = a_file
@@ -79,7 +80,9 @@ class ToscaTemplate(object):
         self.sub_mapped_node_template = sub_mapped_node_template
         self.nested_tosca_tpls_with_topology = {}
         self.nested_tosca_templates_with_topology = []
-        self.no_required_paras_valid = no_required_paras_valid
+        self.no_required_paras_check = no_required_paras_check
+        self.debug_mode = debug_mode
+
         if path:
             self.input_path = path
             self.path = self._get_path(path)
@@ -244,16 +247,20 @@ class ToscaTemplate(object):
                         deepcopy(ExceptionCollector.collecting)
                     nested_template = None
                     try:
-                        nrpv = self.no_required_paras_valid
+                        nrpv = self.no_required_paras_check
                         nested_template = ToscaTemplate(
                             path=fname, parsed_params=parsed_params,
                             sub_mapped_node_template=nodetemplate,
-                            no_required_paras_valid=nrpv)
+                            no_required_paras_check=nrpv)
                     except ValidationError as e:
                         msg = _('  ===== nested service template ===== ')
                         log.error(msg)
                         log.error(e.message)
-                        raise e
+                        if self.debug_mode:
+                            print(msg)
+                            print(e.message)
+                        else:
+                            raise e
 
                     ExceptionCollector.exceptions = deepcopy(cache_exeptions)
                     ExceptionCollector.collecting = \
@@ -312,21 +319,26 @@ class ToscaTemplate(object):
 
     def verify_template(self):
         if ExceptionCollector.exceptionsCaught():
-            if self.no_required_paras_valid:
+            if self.no_required_paras_check:
                 ExceptionCollector.removeException(
                     MissingRequiredParameterError)
 
             if self.input_path:
-                raise ValidationError(
+                exceptions = ValidationError(
                     message=(_('\nThe input "%(path)s" failed validation with '
                                'the following error(s): \n\n\t')
                              % {'path': self.input_path}) +
                     '\n\t'.join(ExceptionCollector.getExceptionsReport()))
             else:
-                raise ValidationError(
+                exceptions = ValidationError(
                     message=_('\nThe pre-parsed input failed validation with '
                               'the following error(s): \n\n\t') +
                     '\n\t'.join(ExceptionCollector.getExceptionsReport()))
+            if not self.debug_mode:
+                raise exceptions
+            else:
+                print(exceptions.message)
+            log.error(exceptions.message)
         else:
             if self.input_path:
                 msg = (_('The input "%(path)s" successfully passed '