Revert of Remove ChromiumSvnPoller

scripts/master/chromium_svn_poller.py

+# Copyright 2014 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 buildbot.changes import svnpoller
+
+from common import chromium_utils
+
+from master import build_utils
+from master import gitiles_poller
+
+import config
+
+def ChromeTreeFileSplitter(path):
+  """split_file for the 'src' project in the trunk."""
+
+  # Exclude .DEPS.git from triggering builds on chrome.
+  if path == 'src/.DEPS.git':
+    return None
+
+  # List of projects we are interested in. The project names must exactly
+  # match paths in the Subversion repository, relative to the 'path' URL
+  # argument. build_utils.SplitPath() will use them as branch names to
+  # kick off the Schedulers for different projects.
+  projects = ['src']
+  return build_utils.SplitPath(projects, path)
+
+
+class _ChromiumSvnPoller(svnpoller.SVNPoller):
+  def __init__(self, svnurl=None, svnbin=None, split_file=None,
+               pollinterval=None, revlinktmpl=None,
+               *args, **kwargs):
+    if svnurl is None:
+      svnurl = config.Master.trunk_url
+
+    if svnbin is None:
+      svnbin = chromium_utils.SVN_BIN
+
+    if split_file is None:
+      split_file = ChromeTreeFileSplitter
+
+    if revlinktmpl is None:
+      revlinktmpl = (
+          'http://src.chromium.org/viewvc/chrome?view=rev&revision=%s')
+
+    if pollinterval is None:
+      pollinterval = 10
+
+    svnpoller.SVNPoller.__init__(
+        self, svnurl=svnurl, svnbin=svnbin, split_file=split_file,
+        pollinterval=pollinterval, revlinktmpl=revlinktmpl, *args, **kwargs)
+
+
+def ChromiumChangeFilter(commit_json, branch):
+  if 'tree_diff' not in commit_json:
+    return True
+  if (len(commit_json.get('tree_diff', [])) == 1 and
+      commit_json['tree_diff'][0]['new_path'] == '.DEPS.git'):
+    return False
+  return True
+
+
+def ChromiumSvnPoller(svnurl=None, *args, **kwargs):
+  cachepath = kwargs.pop('cachepath', None)
+  change_filter = kwargs.pop('change_filter', ChromiumChangeFilter)
+  pollInterval = kwargs.pop('pollinterval', 10)
+  project = kwargs.pop('project', None)
+  if svnurl is None:
+    svnurl = config.Master.trunk_url
+  if svnurl == config.Master.trunk_url and not args and not kwargs:
+    poller_kwargs = {
+        'repo_url': config.Master.git_server_url + '/chromium/src',
+        'branches': ['master'],
+        'revlinktmpl':
+            'http://src.chromium.org/viewvc/chrome?view=rev&revision=%s',
+        'pollInterval': pollInterval,
+        'svn_mode': False,
+        'change_filter': change_filter,
+    }
+    if project and project != 'src':
+      poller_kwargs['svn_branch'] = 'src'
+    return gitiles_poller.GitilesPoller(**poller_kwargs)
+  kwargs.update([
+      ('cachepath', cachepath),
+      ('pollinterval', pollInterval),
+      ('project', project),
+  ])
+  return _ChromiumSvnPoller(svnurl, *args, **kwargs)