Python Storage.keys方法代码示例

# 需要导入模块: from storage import Storage [as 别名]
# 或者: from storage.Storage import keys [as 别名]
def update_net_from_storage(domain):
    try:
        hwip = Storage().get_vm(domain.name)
        
        hw2dev = dict((eth.hw, eth) for eth in domain.eths())
        
        hws = set(hwip.keys()).intersection(set(hw2dev.keys()))
        
        for hw in hws:
            hw2dev[hw].ip = hwip[hw]
        
    except KeyError:
        pass

# 需要导入模块: from storage import Storage [as 别名]
# 或者: from storage.Storage import keys [as 别名]
def load_routers(all_apps):
    "load-time post-processing of routers"

    for app in routers.keys():
        # initialize apps with routers that aren't present, on behalf of unit tests
        if app not in all_apps:
            all_apps.append(app)
            router = Storage(routers.BASE)   # new copy
            if app != 'BASE':
                for key in routers[app].keys():
                    if key in ROUTER_BASE_KEYS:
                        raise SyntaxError, "BASE-only key '%s' in router '%s'" % (key, app)
            router.update(routers[app])
            routers[app] = router
        router = routers[app]
        for key in router.keys():
            if key not in ROUTER_KEYS:
                raise SyntaxError, "unknown key '%s' in router '%s'" % (key, app)
        if not router.controllers:
            router.controllers = set()
        elif not isinstance(router.controllers, str):
            router.controllers = set(router.controllers)
        if router.languages:
            router.languages = set(router.languages)
        else:
            router.languages = set()
        if app != 'BASE':
            for base_only in ROUTER_BASE_KEYS:
                router.pop(base_only, None)
            if 'domain' in router:
                routers.BASE.domains[router.domain] = app
            if isinstance(router.controllers, str) and router.controllers == 'DEFAULT':
                router.controllers = set()
                if os.path.isdir(abspath('applications', app)):
                    cpath = abspath('applications', app, 'controllers')
                    for cname in os.listdir(cpath):
                        if os.path.isfile(abspath(cpath, cname)) and cname.endswith('.py'):
                            router.controllers.add(cname[:-3])
            if router.controllers:
                router.controllers.add('static')
                router.controllers.add(router.default_controller)
            if router.functions:
                if isinstance(router.functions, (set, tuple, list)):
                    functions = set(router.functions)
                    if isinstance(router.default_function, str):
                        functions.add(router.default_function)  # legacy compatibility
                    router.functions = { router.default_controller: functions }
                for controller in router.functions:
                    router.functions[controller] = set(router.functions[controller])
            else:
                router.functions = dict()

    if isinstance(routers.BASE.applications, str) and routers.BASE.applications == 'ALL':
        routers.BASE.applications = list(all_apps)
    if routers.BASE.applications:
        routers.BASE.applications = set(routers.BASE.applications)
    else:
        routers.BASE.applications = set()

    for app in routers.keys():
        # set router name
        router = routers[app]
        router.name = app
        # compile URL validation patterns
        router._acfe_match = re.compile(router.acfe_match)
        router._file_match = re.compile(router.file_match)
        if router.args_match:
            router._args_match = re.compile(router.args_match)
        # convert path_prefix to a list of path elements
        if router.path_prefix:
            if isinstance(router.path_prefix, str):
                router.path_prefix = router.path_prefix.strip('/').split('/')

    #  rewrite BASE.domains as tuples
    #
    #      key:   'domain[:port]' -> (domain, port)
    #      value: 'application[/controller] -> (application, controller)
    #      (port and controller may be None)
    #
    domains = dict()
    if routers.BASE.domains:
        for (domain, app) in [(d.strip(':'), a.strip('/')) for (d, a) in routers.BASE.domains.items()]:
            port = None
            if ':' in domain:
                (domain, port) = domain.split(':')
            ctlr = None
            fcn = None
            if '/' in app:
                (app, ctlr) = app.split('/', 1)
            if ctlr and '/' in ctlr:
                (ctlr, fcn) = ctlr.split('/')
            if app not in all_apps and app not in routers:
                raise SyntaxError, "unknown app '%s' in domains" % app
            domains[(domain, port)] = (app, ctlr, fcn)
    routers.BASE.domains = domains

# 需要导入模块: from storage import Storage [as 别名]
# 或者: from storage.Storage import keys [as 别名]
class Response(Storage):

    """
    defines the response object and the default values of its members
    response.write(   ) can be used to write in the output html
    """

    def __init__(self):
        self.status = 200
        self.headers = Storage()
        self.body = cStringIO.StringIO()
        self.session_id = None
        self.cookies = Storage()
        self.postprocessing = []
        self.keywords = ''  # used by the default view layout
        self.description = ''  # used by the default view layout
        self.flash = None  # used by the default view layout
        self.menu = None  # used by the default view layout
        self._vars = None
        self._caller = lambda f: f()
        self._view_environment = None
        self._custom_commit = None
        self._custom_rollback = None

    def write(self, data, escape=True):
        if not escape:
            self.body.write(str(data))
        else:
            self.body.write(xmlescape(data))

    def render(self, *a, **b):
        if len(a) > 2:
            raise SyntaxError
        elif len(a) == 2:
            (view, self._vars) = (a[0], a[1])
        elif len(a) == 1 and isinstance(a[0], str):
            (view, self._vars) = (a[0], {})
        elif len(a) == 1 and isinstance(a[0], dict):
            (view, self._vars) = (None, a[0])
        else:
            (view, self._vars) = (None, {})
        self._vars.update(b)
        self._view_environment.update(self._vars)
        if view:
            import cStringIO
            (obody, oview) = (self.body, self.view)
            (self.body, self.view) = (cStringIO.StringIO(), view)
            run_view_in(self._view_environment)
            page = self.body.getvalue()
            (self.body, self.view) = (obody, oview)
        else:
            run_view_in(self._view_environment)
            page = self.body.getvalue()
        return page

    def stream(
        self,
        stream,
        chunk_size=10 ** 6,
        request=None,
        ):
        """
        if a controller function
        > return response.stream(file,100)
        the file content will be streamed at 100 bytes at the time
        """

        if isinstance(stream, str):
            stream_file_or_304_or_206(stream, request=request,
                    chunk_size=chunk_size, headers=self.headers)

        # ## the following is for backward compatibility

        if hasattr(stream, 'name'):
            filename = stream.name
        else:
            filename = None
        keys = [item.lower() for item in self.headers.keys()]
        if filename and not 'content-type' in keys:
            self.headers['Content-Type'] = contenttype(filename)
        if filename and not 'content-length' in keys:
            self.headers['Content-Length'] = \
                os.stat(filename)[stat.ST_SIZE]
        self.body = streamer(stream, chunk_size)
        return self.body

    def download(self, request, db):
        """
            example of usage in controller:
            def donwload(): return response.download(request,db)
            download from http://..../download/filename
        """

        import os
        import gluon.contenttype as c
        if not request.args:
            raise HTTP(404)
        name = request.args[-1]
        items = re.compile('(?P<table>.*?)\.(?P<field>.*?)\..*'
                           ).match(name)
#.........这里部分代码省略.........