Add annotated steps for src tarball creation bot

tools/bots/src-tarball.py

+#!/usr/bin/python

[kustermann, 2014/02/11 10:25:28]

As mentioned on another CL, we should never use dashes in python module names.
(e.g. you cannot say "import src-tarball", but you can say "import
src_tarball").

Could we rename this to "src_tarball.py"?

[ricow1, 2014/02/11 10:36:45]

Sure, lets just do that

+
+# Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+
+"""
+Buildbot steps for src tarball generation and debian package generation
+
+Package up the src of the dart repo and create a debian package.
+Archive bot to google cloud storage.
+"""
+
+import re
+import sys
+
+import bot
+
+SRC_BUILDER = r'src-tarball-linux'
+
+def SrcConfig(name, is_buildbot):
+  """Returns info for the current buildbot based on the name of the builder.
+
+  Currently, since we only run this on linux, this is just:
+  - mode: always "release"
+  - system: always "linux"
+  """
+  src_pattern = re.match(SRC_BUILDER, name)
+  if not src_pattern:
+    return None
+
+  return bot.BuildInfo('none', 'none', 'release', 'linux')
+
+def SrcSteps(build_info):
+  with bot.BuildStep('Create src tarball'):
+    args = [sys.executable, './tools/create_tarball.py']
+    print 'Building src tarball'
+    bot.RunProcess(args)
+
+if __name__ == '__main__':
+  # We pass in None for build_step to avoid building the sdk.
+  bot.RunBot(SrcConfig, SrcSteps, build_step=None)