Python hooks.HierarchicalEmitter方法代码示例

# 需要导入模块: from botocore import hooks [as 别名]
# 或者: from botocore.hooks import HierarchicalEmitter [as 别名]
def getEnvironment(self, profile=None):
        """Return environment variables that should be set for the profile."""
        eventHooks = HierarchicalEmitter()
        session = Session(event_hooks=eventHooks)

        if profile:
            session.set_config_variable('profile', profile)

        eventHooks.register('session-initialized',
                            inject_assume_role_provider_cache,
                            unique_id='inject_assume_role_cred_provider_cache')

        session.emit('session-initialized', session=session)
        creds = session.get_credentials()

        env = {}

        def set(key, value):
            if value:
                env[key] = value

        set('AWS_ACCESS_KEY_ID', creds.access_key)
        set('AWS_SECRET_ACCESS_KEY', creds.secret_key)

        # AWS_SESSION_TOKEN is the ostensibly the standard:
        # http://blogs.aws.amazon.com/security/post/Tx3D6U6WSFGOK2H/A-New-and-Standardized-Way-to-Manage-Credentials-in-the-AWS-SDKs
        # http://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html#cli-environment
        set('AWS_SESSION_TOKEN', creds.token)

        # ...but boto expects AWS_SECURITY_TOKEN. Set both for compatibility.
        # https://github.com/boto/boto/blob/b016c07d834df5bce75141c4b9d2f3d30352e1b8/boto/connection.py#L438
        set('AWS_SECURITY_TOKEN', creds.token)

        set('AWS_DEFAULT_REGION', session.get_config_variable('region'))

        return env 

# 需要导入模块: from botocore import hooks [as 别名]
# 或者: from botocore.hooks import HierarchicalEmitter [as 别名]
def load_plugins(plugin_mapping, event_hooks=None, include_builtins=True):
    """

    :type plugin_mapping: dict
    :param plugin_mapping: A dict of plugin name to import path,
        e.g. ``{"plugingName": "package.modulefoo"}``.

    :type event_hooks: ``EventHooks``
    :param event_hooks: Event hook emitter.  If one if not provided,
        an emitter will be created and returned.  Otherwise, the
        passed in ``event_hooks`` will be used to initialize plugins.

    :type include_builtins: bool
    :param include_builtins: If True, the builtin awscli plugins (specified in
        ``BUILTIN_PLUGINS``) will be included in the list of plugins to load.

    :rtype: HierarchicalEmitter
    :return: An event emitter object.

    """
    if include_builtins:
        plugin_mapping.update(BUILTIN_PLUGINS)
    modules = _import_plugins(plugin_mapping)
    if event_hooks is None:
        event_hooks = HierarchicalEmitter()
    for name, plugin in zip(plugin_mapping.keys(), modules):
        log.debug("Initializing plugin %s: %s", name, plugin)
        plugin.awscli_initialize(event_hooks)
    return event_hooks 

# 需要导入模块: from botocore import hooks [as 别名]
# 或者: from botocore.hooks import HierarchicalEmitter [as 别名]
def __init__(self, session_vars=None, event_hooks=None,
                 include_builtin_handlers=True, profile=None):
        """
        Create a new Session object.

        :type session_vars: dict
        :param session_vars: A dictionary that is used to override some or all
            of the environment variables associated with this session.  The
            key/value pairs defined in this dictionary will override the
            corresponding variables defined in ``SESSION_VARIABLES``.

        :type event_hooks: BaseEventHooks
        :param event_hooks: The event hooks object to use. If one is not
            provided, an event hooks object will be automatically created
            for you.

        :type include_builtin_handlers: bool
        :param include_builtin_handlers: Indicates whether or not to
            automatically register builtin handlers.

        :type profile: str
        :param profile: The name of the profile to use for this
            session.  Note that the profile can only be set when
            the session is created.

        """
        self.session_var_map = copy.copy(self.SESSION_VARIABLES)
        if session_vars:
            self.session_var_map.update(session_vars)
        if event_hooks is None:
            self._events = HierarchicalEmitter()
        else:
            self._events = event_hooks
        if include_builtin_handlers:
            self._register_builtin_handlers(self._events)
        self.user_agent_name = 'Botocore'
        self.user_agent_version = __version__
        self.user_agent_extra = ''
        # The _profile attribute is just used to cache the value
        # of the current profile to avoid going through the normal
        # config lookup process each access time.
        self._profile = None
        self._config = None
        self._credentials = None
        self._profile_map = None
        # This is a dict that stores per session specific config variable
        # overrides via set_config_variable().
        self._session_instance_vars = {}
        if profile is not None:
            self._session_instance_vars['profile'] = profile
        self._client_config = None
        self._components = ComponentLocator()
        self._register_components() 

# 需要导入模块: from botocore import hooks [as 别名]
# 或者: from botocore.hooks import HierarchicalEmitter [as 别名]
def __init__(self, session_vars=None, event_hooks=None,
                 include_builtin_handlers=True, profile=None):
        """
        Create a new Session object.

        :type session_vars: dict
        :param session_vars: A dictionary that is used to override some or all
            of the environment variables associated with this session.  The
            key/value pairs defined in this dictionary will override the
            corresponding variables defined in ``SESSION_VARIABLES``.

        :type event_hooks: BaseEventHooks
        :param event_hooks: The event hooks object to use. If one is not
            provided, an event hooks object will be automatically created
            for you.

        :type include_builtin_handlers: bool
        :param include_builtin_handlers: Indicates whether or not to
            automatically register builtin handlers.

        :type profile: str
        :param profile: The name of the profile to use for this
            session.  Note that the profile can only be set when
            the session is created.

        """
        if event_hooks is None:
            self._original_handler = HierarchicalEmitter()
        else:
            self._original_handler = event_hooks
        self._events = EventAliaser(self._original_handler)
        if include_builtin_handlers:
            self._register_builtin_handlers(self._events)
        self.user_agent_name = 'Botocore'
        self.user_agent_version = __version__
        self.user_agent_extra = ''
        # The _profile attribute is just used to cache the value
        # of the current profile to avoid going through the normal
        # config lookup process each access time.
        self._profile = None
        self._config = None
        self._credentials = None
        self._profile_map = None
        # This is a dict that stores per session specific config variable
        # overrides via set_config_variable().
        self._session_instance_vars = {}
        if profile is not None:
            self._session_instance_vars['profile'] = profile
        self._client_config = None
        self._components = ComponentLocator()
        self._internal_components = ComponentLocator()
        self._register_components()
        self.session_var_map = SessionVarDict(self, self.SESSION_VARIABLES)
        if session_vars is not None:
            self.session_var_map.update(session_vars)