| #!/usr/bin/env python |
| # |
| # Copyright 2007 Google Inc. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| """Convenience wrapper for starting an appengine tool.""" |
| |
| |
| import os |
| import sys |
| |
| |
| if not hasattr(sys, 'version_info'): |
| sys.stderr.write('Very old versions of Python are not supported. Please ' |
| 'use version 2.7.\n') |
| sys.exit(1) |
| version_tuple = tuple(sys.version_info[:2]) |
| if version_tuple < (2, 7): |
| sys.stderr.write('Error: Python %d.%d is not supported. Please use ' |
| 'version 2.7.\n' % version_tuple) |
| sys.exit(1) |
| |
| |
| def _get_dir_path(sibling): |
| """Get a path to the directory of this script. |
| |
| By default, the canonical path (symlinks resolved) will be returned. In some |
| environments the canonical directory is not sufficient because different |
| parts of the SDK are referenced by symlinks, including this very module's |
| file. In this case, the non-canonical path to this file's directory will be |
| returned (i.e., the directory where the symlink lives, not the directory |
| where it points). |
| |
| Args: |
| sibling: Relative path to a sibiling of this module file. Choose a sibling |
| that is potentially symlinked into the parent directory. |
| |
| Returns: |
| A directory name. |
| |
| Raises: |
| ValueError: If no proper path could be determined. |
| """ |
| if 'GAE_SDK_ROOT' in os.environ: |
| gae_sdk_root = os.path.abspath(os.environ['GAE_SDK_ROOT']) |
| |
| |
| |
| os.environ['GAE_SDK_ROOT'] = gae_sdk_root |
| for dir_path in [gae_sdk_root, |
| os.path.join(gae_sdk_root, 'google_appengine')]: |
| if os.path.exists(os.path.join(dir_path, sibling)): |
| return dir_path |
| raise ValueError('GAE_SDK_ROOT %r does not refer to a valid SDK ' |
| 'directory' % gae_sdk_root) |
| else: |
| py_file = __file__.replace('.pyc', '.py') |
| dir_paths = [os.path.abspath(os.path.dirname(os.path.realpath(py_file))), |
| os.path.abspath(os.path.dirname(py_file))] |
| for dir_path in dir_paths: |
| sibling_path = os.path.join(dir_path, sibling) |
| if os.path.exists(sibling_path): |
| return dir_path |
| raise ValueError('Could not determine SDK root; please set GAE_SDK_ROOT ' |
| 'environment variable.') |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| _DIR_PATH = _get_dir_path(os.path.join('lib', 'ipaddr')) |
| _SCRIPT_DIR = os.path.join(_DIR_PATH, 'google', 'appengine', 'tools') |
| _DEVAPPSERVER2_DIR = os.path.join( |
| _DIR_PATH, 'google', 'appengine', 'tools', 'devappserver2') |
| _PHP_RUNTIME_DIR = os.path.join(_DEVAPPSERVER2_DIR, 'php') |
| _PYTHON_RUNTIME_DIR = os.path.join(_DEVAPPSERVER2_DIR, 'python') |
| |
| _STUB_DEPENDENCIES = [ |
| os.path.join(_DIR_PATH, 'lib', 'antlr3'), |
| os.path.join(_DIR_PATH, 'lib', 'fancy_urllib'), |
| os.path.join(_DIR_PATH, 'lib', 'ipaddr'), |
| os.path.join(_DIR_PATH, 'lib', 'yaml-3.10'), |
| ] |
| |
| |
| |
| |
| |
| EXTRA_PATHS = _STUB_DEPENDENCIES + [ |
| _DIR_PATH, |
| |
| os.path.join(_DIR_PATH, 'lib', 'simplejson'), |
| |
| |
| os.path.join(_DIR_PATH, 'lib', 'django-1.4'), |
| os.path.join(_DIR_PATH, 'lib', 'jinja2-2.6'), |
| os.path.join(_DIR_PATH, 'lib', 'protorpc-1.0'), |
| os.path.join(_DIR_PATH, 'lib', 'PyAMF-0.6.1'), |
| os.path.join(_DIR_PATH, 'lib', 'markupsafe-0.15'), |
| os.path.join(_DIR_PATH, 'lib', 'webob-1.2.3'), |
| os.path.join(_DIR_PATH, 'lib', 'webapp2-2.5.2'), |
| ] |
| |
| _DEVAPPSERVER2_PATHS = _STUB_DEPENDENCIES + [ |
| _DIR_PATH, |
| |
| os.path.join(_DIR_PATH, 'lib', 'concurrent'), |
| os.path.join(_DIR_PATH, 'lib', 'cherrypy'), |
| os.path.join(_DIR_PATH, 'lib', 'jinja2-2.6'), |
| os.path.join(_DIR_PATH, 'lib', 'webob-1.2.3'), |
| os.path.join(_DIR_PATH, 'lib', 'webapp2-2.5.1'), |
| ] |
| |
| _PHP_RUNTIME_PATHS = [ |
| _DIR_PATH, |
| |
| os.path.join(_DIR_PATH, 'lib', 'concurrent'), |
| os.path.join(_DIR_PATH, 'lib', 'cherrypy'), |
| os.path.join(_DIR_PATH, 'lib', 'yaml-3.10'), |
| ] |
| |
| _PYTHON_RUNTIME_PATHS = [ |
| _DIR_PATH, |
| |
| os.path.join(_DIR_PATH, 'lib', 'concurrent'), |
| os.path.join(_DIR_PATH, 'lib', 'cherrypy'), |
| os.path.join(_DIR_PATH, 'lib', 'fancy_urllib'), |
| os.path.join(_DIR_PATH, 'lib', 'protorpc-1.0'), |
| os.path.join(_DIR_PATH, 'lib', 'yaml-3.10'), |
| ] |
| |
| |
| _BOOTSTAP_NAME_TO_REAL_NAME = { |
| 'dev_appserver.py': 'devappserver2.py', |
| '_php_runtime.py': 'runtime.py', |
| '_python_runtime.py': 'runtime.py', |
| } |
| |
| _SCRIPT_TO_DIR = { |
| 'dev_appserver.py': _DEVAPPSERVER2_DIR, |
| '_php_runtime.py': _PHP_RUNTIME_DIR, |
| '_python_runtime.py': _PYTHON_RUNTIME_DIR, |
| } |
| |
| _SYS_PATH_ADDITIONS = { |
| 'dev_appserver.py': _DEVAPPSERVER2_PATHS, |
| '_php_runtime.py': _PHP_RUNTIME_PATHS, |
| '_python_runtime.py': _PYTHON_RUNTIME_PATHS, |
| } |
| |
| |
| def fix_sys_path(extra_extra_paths=()): |
| """Fix the sys.path to include our extra paths. |
| |
| fix_sys_path should be called before running testbed-based unit tests so that |
| third-party modules are correctly added to sys.path. |
| """ |
| sys.path[1:1] = EXTRA_PATHS |
| |
| |
| def _run_file(file_path, globals_, script_dir=_SCRIPT_DIR): |
| """Execute the file at the specified path with the passed-in globals.""" |
| script_name = os.path.basename(file_path) |
| sys.path = _SYS_PATH_ADDITIONS[script_name] + sys.path |
| |
| |
| |
| |
| |
| |
| |
| if 'google' in sys.modules: |
| del sys.modules['google'] |
| |
| script_dir = _SCRIPT_TO_DIR.get(script_name, script_dir) |
| script_name = _BOOTSTAP_NAME_TO_REAL_NAME.get(script_name, script_name) |
| script_path = os.path.join(script_dir, script_name) |
| execfile(script_path, globals_) |
| |
| |
| if __name__ == '__main__': |
| _run_file(__file__, globals()) |