From d3e48a51f5c0c20a55a226ebe4dc8976aadc9324 Mon Sep 17 00:00:00 2001
From: giovannisciortino <30353557+giovannisciortino@users.noreply.github.com>
Date: Mon, 14 Aug 2017 17:20:05 +0200
Subject: [PATCH] Add check mode support to ansible-pull (#28021)

Fixes #27989
---
 lib/ansible/cli/pull.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/ansible/cli/pull.py b/lib/ansible/cli/pull.py
index 5ebb51881f4..94103edaa02 100644
--- a/lib/ansible/cli/pull.py
+++ b/lib/ansible/cli/pull.py
@@ -107,6 +107,8 @@ class PullCLI(CLI):
                                help='modified files in the working repository will be discarded')
         self.parser.add_option('--track-subs', dest='tracksubs', default=False, action='store_true',
                                help='submodules will track the latest changes. This is equivalent to specifying the --remote flag to git submodule update')
+        self.parser.add_option("--check", default=False, dest='check', action='store_true',
+                               help="don't make any changes; instead, try to predict some of the changes that may occur")
 
         # for pull we don't want a default
         self.parser.set_defaults(inventory=None)
@@ -243,6 +245,8 @@ class PullCLI(CLI):
             cmd += ' -l "%s"' % self.options.subset
         else:
             cmd += ' -l "%s"' % limit_opts
+        if self.options.check:
+            cmd += ' -C'
 
         os.chdir(self.options.dest)