From 28d20dbe53bffd666005e60d6687d801f0bf0f75 Mon Sep 17 00:00:00 2001
From: Brian Coca <brian.coca+git@gmail.com>
Date: Fri, 25 Mar 2016 08:13:44 -0700
Subject: [PATCH] moved 'path exists' function to shell

now it will work with powershell/winrm
---
 lib/ansible/plugins/action/__init__.py  |  7 +++++++
 lib/ansible/plugins/action/script.py    | 10 ++--------
 lib/ansible/plugins/shell/__init__.py   |  4 ++++
 lib/ansible/plugins/shell/powershell.py | 16 ++++++++++++++++
 4 files changed, 29 insertions(+), 8 deletions(-)

diff --git a/lib/ansible/plugins/action/__init__.py b/lib/ansible/plugins/action/__init__.py
index 2ba0650de39..2bb5b7546e8 100644
--- a/lib/ansible/plugins/action/__init__.py
+++ b/lib/ansible/plugins/action/__init__.py
@@ -92,6 +92,13 @@ class ActionBase(with_metaclass(ABCMeta, object)):
             )
         return results
 
+    def _remote_file_exists(self, path):
+        cmd = self._connection._shell.exists(path)
+        result = self._low_level_execute_command(cmd=cmd, sudoable=True)
+        if result['rc'] == 0:
+            return True
+        return False
+
     def _configure_module(self, module_name, module_args, task_vars=None):
         '''
         Handles the loading and templating of the module code through the
diff --git a/lib/ansible/plugins/action/script.py b/lib/ansible/plugins/action/script.py
index c16fc227c47..d8a9ebd5bea 100644
--- a/lib/ansible/plugins/action/script.py
+++ b/lib/ansible/plugins/action/script.py
@@ -26,12 +26,6 @@ from ansible.plugins.action import ActionBase
 class ActionModule(ActionBase):
     TRANSFERS_FILES = True
 
-    def _get_remote_raw_stat(self, path):
-        cmd = ['test', '-e', path]
-        result = self._low_level_execute_command(cmd=' '.join(cmd), sudoable=True)
-        if result['rc'] == 0:
-            return True
-        return False
 
     def run(self, tmp=None, task_vars=None):
         ''' handler for file transfer operations '''
@@ -54,7 +48,7 @@ class ActionModule(ActionBase):
             # do not run the command if the line contains creates=filename
             # and the filename already exists. This allows idempotence
             # of command executions.
-            if self._get_remote_raw_stat(creates):
+            if self._remote_file_exists(creates):
                 return dict(skipped=True, msg=("skipped, since %s exists" % creates))
 
         removes = self._task.args.get('removes')
@@ -62,7 +56,7 @@ class ActionModule(ActionBase):
             # do not run the command if the line contains removes=filename
             # and the filename does not exist. This allows idempotence
             # of command executions.
-            if self._get_remote_raw_stat(removes):
+            if self._remote_file_exists(removes):
                 return dict(skipped=True, msg=("skipped, since %s does not exist" % removes))
 
         # the script name is the first item in the raw params, so we split it
diff --git a/lib/ansible/plugins/shell/__init__.py b/lib/ansible/plugins/shell/__init__.py
index daa011e3da0..c3e843f90bf 100644
--- a/lib/ansible/plugins/shell/__init__.py
+++ b/lib/ansible/plugins/shell/__init__.py
@@ -94,6 +94,10 @@ class ShellBase(object):
             cmd += '-r '
         return cmd + "%s %s" % (path, self._SHELL_REDIRECT_ALLNULL)
 
+    def exists(self, path):
+        cmd = ['test', '-e', pipes.quote(path)]
+        return ' '.join(cmd)
+
     def mkdtemp(self, basefile=None, system=False, mode=None):
         if not basefile:
             basefile = 'ansible-tmp-%s-%s' % (time.time(), random.randint(0, 2**48))
diff --git a/lib/ansible/plugins/shell/powershell.py b/lib/ansible/plugins/shell/powershell.py
index 569df09d449..d72361e4317 100644
--- a/lib/ansible/plugins/shell/powershell.py
+++ b/lib/ansible/plugins/shell/powershell.py
@@ -94,6 +94,22 @@ class ShellModule(object):
             script = 'Write-Host "%s"' % self._escape(user_home_path)
         return self._encode_script(script)
 
+    def exists(self, path):
+        path = self._escape(self._unquote(path))
+        script = '''
+            If (Test-Path "%s")
+            {
+                $res = 0;
+            }
+            Else
+            {
+                $res = 1;
+            }
+            Write-Host "$res";
+            Exit $res;
+         ''' % path
+        return self._encode_script(script)
+
     def checksum(self, path, *args, **kwargs):
         path = self._escape(self._unquote(path))
         script = '''