Adding no_log: capability for tasks

Fixes #4088

lib/ansible/runner/__init__.py

@@ -145,6 +145,7 @@ class Runner(object):
         su_user=None,                       # User to su to when running command, ex: 'root'
         su_pass=C.DEFAULT_SU_PASS,
         run_hosts=None,                     # an optional list of pre-calculated hosts to run on
+        no_log=False,                       # option to enable/disable logging for a given task
         ):
 
         # used to lock multiprocess inputs and outputs at various levels
@@ -196,6 +197,7 @@ class Runner(object):
         self.su_user_var      = su_user
         self.su_user          = None
         self.su_pass          = su_pass
+        self.no_log           = no_log
 
         if self.transport == 'smart':
             # if the transport is 'smart' see if SSH can support ControlPersist if not use paramiko
@@ -341,6 +343,8 @@ class Runner(object):
                 # if module isn't using AnsibleModuleCommon infrastructure we can't be certain it knows how to
                 # do --check mode, so to be safe we will not run it.
                 return ReturnData(conn=conn, result=dict(skipped=True, msg="cannot yet run check mode against old-style modules"))
+            elif 'NO_LOG' in args:
+                return ReturnData(conn=conn, result=dict(skipped=True, msg="cannot use no_log: with old-style modules"))
 
             args = template.template(self.basedir, args, inject)
 

lib/ansible/runner/action_plugins/copy.py

@@ -220,6 +220,8 @@ class ActionModule(object):
                                   pipes.quote(tmp_src), pipes.quote(source_rel))
                 if self.runner.noop_on_check(inject):
                     module_args_tmp = "%s CHECKMODE=True" % module_args_tmp
+                if self.runner.no_log:
+                    module_args_tmp = "%s NO_LOG=True" % module_args_tmp
                 module_return = self.runner._execute_module(conn, tmp, 'file', module_args_tmp, inject=inject, complex_args=complex_args)
 
             module_result = module_return.result

lib/ansible/runner/action_plugins/normal.py

@@ -45,6 +45,9 @@ class ActionModule(object):
             # python modules for now
             module_args += " CHECKMODE=True"
 
+        if self.runner.no_log:
+            module_args += " NO_LOG=True"
+
         # shell and command are the same module
         if module_name == 'shell':
             module_name = 'command'