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Diffstat (limited to 'cherrypy/_cpchecker.py')
| -rwxr-xr-x | cherrypy/_cpchecker.py | 327 |
1 files changed, 0 insertions, 327 deletions
diff --git a/cherrypy/_cpchecker.py b/cherrypy/_cpchecker.py deleted file mode 100755 index 7ccfd89..0000000 --- a/cherrypy/_cpchecker.py +++ /dev/null @@ -1,327 +0,0 @@ -import os -import warnings - -import cherrypy -from cherrypy._cpcompat import iteritems, copykeys, builtins - - -class Checker(object): - """A checker for CherryPy sites and their mounted applications. - - When this object is called at engine startup, it executes each - of its own methods whose names start with ``check_``. If you wish - to disable selected checks, simply add a line in your global - config which sets the appropriate method to False:: - - [global] - checker.check_skipped_app_config = False - - You may also dynamically add or replace ``check_*`` methods in this way. - """ - - on = True - """If True (the default), run all checks; if False, turn off all checks.""" - - - def __init__(self): - self._populate_known_types() - - def __call__(self): - """Run all check_* methods.""" - if self.on: - oldformatwarning = warnings.formatwarning - warnings.formatwarning = self.formatwarning - try: - for name in dir(self): - if name.startswith("check_"): - method = getattr(self, name) - if method and hasattr(method, '__call__'): - method() - finally: - warnings.formatwarning = oldformatwarning - - def formatwarning(self, message, category, filename, lineno, line=None): - """Function to format a warning.""" - return "CherryPy Checker:\n%s\n\n" % message - - # This value should be set inside _cpconfig. - global_config_contained_paths = False - - def check_app_config_entries_dont_start_with_script_name(self): - """Check for Application config with sections that repeat script_name.""" - for sn, app in cherrypy.tree.apps.items(): - if not isinstance(app, cherrypy.Application): - continue - if not app.config: - continue - if sn == '': - continue - sn_atoms = sn.strip("/").split("/") - for key in app.config.keys(): - key_atoms = key.strip("/").split("/") - if key_atoms[:len(sn_atoms)] == sn_atoms: - warnings.warn( - "The application mounted at %r has config " \ - "entries that start with its script name: %r" % (sn, key)) - - def check_site_config_entries_in_app_config(self): - """Check for mounted Applications that have site-scoped config.""" - for sn, app in iteritems(cherrypy.tree.apps): - if not isinstance(app, cherrypy.Application): - continue - - msg = [] - for section, entries in iteritems(app.config): - if section.startswith('/'): - for key, value in iteritems(entries): - for n in ("engine.", "server.", "tree.", "checker."): - if key.startswith(n): - msg.append("[%s] %s = %s" % (section, key, value)) - if msg: - msg.insert(0, - "The application mounted at %r contains the following " - "config entries, which are only allowed in site-wide " - "config. Move them to a [global] section and pass them " - "to cherrypy.config.update() instead of tree.mount()." % sn) - warnings.warn(os.linesep.join(msg)) - - def check_skipped_app_config(self): - """Check for mounted Applications that have no config.""" - for sn, app in cherrypy.tree.apps.items(): - if not isinstance(app, cherrypy.Application): - continue - if not app.config: - msg = "The Application mounted at %r has an empty config." % sn - if self.global_config_contained_paths: - msg += (" It looks like the config you passed to " - "cherrypy.config.update() contains application-" - "specific sections. You must explicitly pass " - "application config via " - "cherrypy.tree.mount(..., config=app_config)") - warnings.warn(msg) - return - - def check_app_config_brackets(self): - """Check for Application config with extraneous brackets in section names.""" - for sn, app in cherrypy.tree.apps.items(): - if not isinstance(app, cherrypy.Application): - continue - if not app.config: - continue - for key in app.config.keys(): - if key.startswith("[") or key.endswith("]"): - warnings.warn( - "The application mounted at %r has config " \ - "section names with extraneous brackets: %r. " - "Config *files* need brackets; config *dicts* " - "(e.g. passed to tree.mount) do not." % (sn, key)) - - def check_static_paths(self): - """Check Application config for incorrect static paths.""" - # Use the dummy Request object in the main thread. - request = cherrypy.request - for sn, app in cherrypy.tree.apps.items(): - if not isinstance(app, cherrypy.Application): - continue - request.app = app - for section in app.config: - # get_resource will populate request.config - request.get_resource(section + "/dummy.html") - conf = request.config.get - - if conf("tools.staticdir.on", False): - msg = "" - root = conf("tools.staticdir.root") - dir = conf("tools.staticdir.dir") - if dir is None: - msg = "tools.staticdir.dir is not set." - else: - fulldir = "" - if os.path.isabs(dir): - fulldir = dir - if root: - msg = ("dir is an absolute path, even " - "though a root is provided.") - testdir = os.path.join(root, dir[1:]) - if os.path.exists(testdir): - msg += ("\nIf you meant to serve the " - "filesystem folder at %r, remove " - "the leading slash from dir." % testdir) - else: - if not root: - msg = "dir is a relative path and no root provided." - else: - fulldir = os.path.join(root, dir) - if not os.path.isabs(fulldir): - msg = "%r is not an absolute path." % fulldir - - if fulldir and not os.path.exists(fulldir): - if msg: - msg += "\n" - msg += ("%r (root + dir) is not an existing " - "filesystem path." % fulldir) - - if msg: - warnings.warn("%s\nsection: [%s]\nroot: %r\ndir: %r" - % (msg, section, root, dir)) - - - # -------------------------- Compatibility -------------------------- # - - obsolete = { - 'server.default_content_type': 'tools.response_headers.headers', - 'log_access_file': 'log.access_file', - 'log_config_options': None, - 'log_file': 'log.error_file', - 'log_file_not_found': None, - 'log_request_headers': 'tools.log_headers.on', - 'log_to_screen': 'log.screen', - 'show_tracebacks': 'request.show_tracebacks', - 'throw_errors': 'request.throw_errors', - 'profiler.on': ('cherrypy.tree.mount(profiler.make_app(' - 'cherrypy.Application(Root())))'), - } - - deprecated = {} - - def _compat(self, config): - """Process config and warn on each obsolete or deprecated entry.""" - for section, conf in config.items(): - if isinstance(conf, dict): - for k, v in conf.items(): - if k in self.obsolete: - warnings.warn("%r is obsolete. Use %r instead.\n" - "section: [%s]" % - (k, self.obsolete[k], section)) - elif k in self.deprecated: - warnings.warn("%r is deprecated. Use %r instead.\n" - "section: [%s]" % - (k, self.deprecated[k], section)) - else: - if section in self.obsolete: - warnings.warn("%r is obsolete. Use %r instead." - % (section, self.obsolete[section])) - elif section in self.deprecated: - warnings.warn("%r is deprecated. Use %r instead." - % (section, self.deprecated[section])) - - def check_compatibility(self): - """Process config and warn on each obsolete or deprecated entry.""" - self._compat(cherrypy.config) - for sn, app in cherrypy.tree.apps.items(): - if not isinstance(app, cherrypy.Application): - continue - self._compat(app.config) - - - # ------------------------ Known Namespaces ------------------------ # - - extra_config_namespaces = [] - - def _known_ns(self, app): - ns = ["wsgi"] - ns.extend(copykeys(app.toolboxes)) - ns.extend(copykeys(app.namespaces)) - ns.extend(copykeys(app.request_class.namespaces)) - ns.extend(copykeys(cherrypy.config.namespaces)) - ns += self.extra_config_namespaces - - for section, conf in app.config.items(): - is_path_section = section.startswith("/") - if is_path_section and isinstance(conf, dict): - for k, v in conf.items(): - atoms = k.split(".") - if len(atoms) > 1: - if atoms[0] not in ns: - # Spit out a special warning if a known - # namespace is preceded by "cherrypy." - if (atoms[0] == "cherrypy" and atoms[1] in ns): - msg = ("The config entry %r is invalid; " - "try %r instead.\nsection: [%s]" - % (k, ".".join(atoms[1:]), section)) - else: - msg = ("The config entry %r is invalid, because " - "the %r config namespace is unknown.\n" - "section: [%s]" % (k, atoms[0], section)) - warnings.warn(msg) - elif atoms[0] == "tools": - if atoms[1] not in dir(cherrypy.tools): - msg = ("The config entry %r may be invalid, " - "because the %r tool was not found.\n" - "section: [%s]" % (k, atoms[1], section)) - warnings.warn(msg) - - def check_config_namespaces(self): - """Process config and warn on each unknown config namespace.""" - for sn, app in cherrypy.tree.apps.items(): - if not isinstance(app, cherrypy.Application): - continue - self._known_ns(app) - - - - - # -------------------------- Config Types -------------------------- # - - known_config_types = {} - - def _populate_known_types(self): - b = [x for x in vars(builtins).values() - if type(x) is type(str)] - - def traverse(obj, namespace): - for name in dir(obj): - # Hack for 3.2's warning about body_params - if name == 'body_params': - continue - vtype = type(getattr(obj, name, None)) - if vtype in b: - self.known_config_types[namespace + "." + name] = vtype - - traverse(cherrypy.request, "request") - traverse(cherrypy.response, "response") - traverse(cherrypy.server, "server") - traverse(cherrypy.engine, "engine") - traverse(cherrypy.log, "log") - - def _known_types(self, config): - msg = ("The config entry %r in section %r is of type %r, " - "which does not match the expected type %r.") - - for section, conf in config.items(): - if isinstance(conf, dict): - for k, v in conf.items(): - if v is not None: - expected_type = self.known_config_types.get(k, None) - vtype = type(v) - if expected_type and vtype != expected_type: - warnings.warn(msg % (k, section, vtype.__name__, - expected_type.__name__)) - else: - k, v = section, conf - if v is not None: - expected_type = self.known_config_types.get(k, None) - vtype = type(v) - if expected_type and vtype != expected_type: - warnings.warn(msg % (k, section, vtype.__name__, - expected_type.__name__)) - - def check_config_types(self): - """Assert that config values are of the same type as default values.""" - self._known_types(cherrypy.config) - for sn, app in cherrypy.tree.apps.items(): - if not isinstance(app, cherrypy.Application): - continue - self._known_types(app.config) - - - # -------------------- Specific config warnings -------------------- # - - def check_localhost(self): - """Warn if any socket_host is 'localhost'. See #711.""" - for k, v in cherrypy.config.items(): - if k == 'server.socket_host' and v == 'localhost': - warnings.warn("The use of 'localhost' as a socket host can " - "cause problems on newer systems, since 'localhost' can " - "map to either an IPv4 or an IPv6 address. You should " - "use '127.0.0.1' or '[::1]' instead.") |