Make Telemetry tests check the configuration of the OSX Keychain.

tools/telemetry/telemetry/util/mac/keychain_helper.py

Index: tools/telemetry/telemetry/util/mac/keychain_helper.py
diff --git a/tools/telemetry/telemetry/util/mac/keychain_helper.py b/tools/telemetry/telemetry/util/mac/keychain_helper.py
new file mode 100644
index 0000000000000000000000000000000000000000..00f6033564021b9e2d854af0065e790560deeb1e
--- /dev/null
+++ b/tools/telemetry/telemetry/util/mac/keychain_helper.py
@@ -0,0 +1,64 @@
+# 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.
+
+import subprocess
+
+from telemetry.core import platform
+from telemetry.util import support_binaries
+
+def _PathForExecutable(executable_name):
+  """Fetches the executable from cloud storage, and returns its path."""
+  arch_name = platform.GetHostPlatform().GetArchName()
+  return support_binaries.FindPath(executable_name, arch_name, 'mac')
+
+def IsKeychainLocked():
+  """
+  Returns True if the keychain is locked, or if there is an error determining
+  the keychain state.
+  """
+  path = _PathForExecutable('determine_if_keychain_is_locked')
+
+  child = subprocess.Popen(path, stdout=subprocess.PIPE)
+  child.communicate()
+  return child.returncode != 0
+
+def DoesKeychainHaveTimeout():
+  """
+  Returns True if the keychain will lock itself have a period of time.
+
+  This method will trigger a blocking, modal dialog if the keychain is
+  locked.
+  """
+  command = ("/usr/bin/security", "show-keychain-info")
+  child = subprocess.Popen(command, stderr=subprocess.PIPE)
+  stderr = child.communicate()[1]
+  return "no-timeout" not in stderr
+
+def _IsKeychainConfiguredForBots(service_name, account_name):
+  """
+  Returns True if the keychain entry associated with |service_name| and
+  |account_name| is correctly configured for running telemetry tests on bots.
+
+  This method will trigger a blocking, modal dialog if the keychain is
+  locked.
+  """
+  # The executable requires OSX 10.7+ APIs.
+  if (platform.GetHostPlatform().GetOSVersionName() <
+      platform.platform_backend.LION):
+    return False
+
+  path = _PathForExecutable('determine_if_keychain_entry_is_decryptable')
+
+  command = (path, service_name, account_name)
+  child = subprocess.Popen(command)
+  child.communicate()
+  return child.returncode == 0
+
+def IsKeychainConfiguredForBotsWithChrome():
+  return _IsKeychainConfiguredForBots("Chrome Safe Storage",
+      "Chrome")
+
+def IsKeychainConfiguredForBotsWithChromium():
+  return _IsKeychainConfiguredForBots("Chromium Safe Storage",
+      "Chromium")