Use chrome-infra Git CIPD package

Add Git recipe module to easily use this version of Git anywhere.
This fixes recipe bundling and unblocks the recipe roll.

Bug: skia:
Change-Id: Ib4d1361b7a52676e1992025b29e630ea3ada173b
Reviewed-on: https://skia-review.googlesource.com/18833
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Eric Boren <borenet@google.com>

4 files changed, 71 insertions, 0 deletions

diff --git a/infra/bots/recipe_modules/git/__init__.py b/infra/bots/recipe_modules/git/__init__.py
new file mode 100644
index 0000000000..abc3791170
--- /dev/null
+++ b/infra/bots/recipe_modules/git/__init__.py
@@ -0,0 +1,10 @@
+# Copyright 2017 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+DEPS = [
+  'env',
+  'recipe_engine/path',
+]
+
diff --git a/infra/bots/recipe_modules/git/api.py b/infra/bots/recipe_modules/git/api.py
new file mode 100644
index 0000000000..629937dfee
--- /dev/null
+++ b/infra/bots/recipe_modules/git/api.py
@@ -0,0 +1,18 @@
+# Copyright 2017 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+from recipe_engine import recipe_api
+
+
+class GitApi(recipe_api.RecipeApi):
+  def env(self):
+    """Add Git to PATH
+
+    Requires the infra/git and infra/tools/git CIPD packages to be installed
+    in the 'git' relative path.
+    """
+    git_dir = self.m.path['start_dir'].join('git')
+    git_bin = git_dir.join('bin')
+    return self.m.env({'PATH': '%s:%s:%%(PATH)s' % (git_dir, git_bin)})
diff --git a/infra/bots/recipe_modules/git/examples/full.expected/test.json b/infra/bots/recipe_modules/git/examples/full.expected/test.json
new file mode 100644
index 0000000000..2f5fa0ef13
--- /dev/null
+++ b/infra/bots/recipe_modules/git/examples/full.expected/test.json
@@ -0,0 +1,24 @@
+[
+  {
+    "cmd": [
+      "git",
+      "status"
+    ],
+    "name": "1"
+  },
+  {
+    "cmd": [
+      "git",
+      "status"
+    ],
+    "env": {
+      "PATH": "[START_DIR]/git:[START_DIR]/git/bin:<PATH>"
+    },
+    "name": "2"
+  },
+  {
+    "name": "$result",
+    "recipe_result": null,
+    "status_code": 0
+  }
+]
\ No newline at end of file
diff --git a/infra/bots/recipe_modules/git/examples/full.py b/infra/bots/recipe_modules/git/examples/full.py
new file mode 100644
index 0000000000..a24d903cd5
--- /dev/null
+++ b/infra/bots/recipe_modules/git/examples/full.py
@@ -0,0 +1,19 @@
+# Copyright 2017 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+DEPS = [
+  'git',
+  'recipe_engine/step',
+]
+
+
+def RunSteps(api):
+  api.step('1', cmd=['git', 'status'])
+  with api.git.env():
+    api.step('2', cmd=['git', 'status'])
+
+
+def GenTests(api):
+  yield api.test('test')