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  • Saltstack module config 详解

    config.items

    Return the complete config from the currently running minion process.
    This includes defaults for values not set in the config file.
    
    CLI Example:
    
        salt '*' config.items
    

    config.dot_vals

    Pass in a configuration value that should be preceded by the module name
    and a dot, this will return a list of all read key/value pairs
    
    CLI Example:
    
        salt '*' config.dot_vals host
    

    config.backup_mode

    Return the backup mode
    
    CLI Example:
    
        salt '*' config.backup_mode
    

    config.get

    .. versionadded: 0.14.0
    
    Attempt to retrieve the named value from the minion config file, pillar,
    grains or the master config. If the named value is not available, return
    the value specified by the ``default`` argument. If this argument is not
    specified, ``default`` falls back to an empty string.
    
    Values can also be retrieved from nested dictionaries. Assume the below
    data structure:
    
        {'pkg': {'apache': 'httpd'}}
    
    To retrieve the value associated with the ``apache`` key, in the
    sub-dictionary corresponding to the ``pkg`` key, the following command can
    be used:
    
        salt myminion config.get pkg:apache
    
    The ``:`` (colon) is used to represent a nested dictionary level.
    
    Changed in version 2015.5.0
        The ``delimiter`` argument was added, to allow delimiters other than
        ``:`` to be used.
    
    This function traverses these data stores in this order, returning the
    first match found:
    
    - Minion configuration
    - Minion's grains
    - Minion's pillar data
    - Master configuration (requires :conf_minion:`pillar_opts` to be set to
      ``True`` in Minion config file in order to work)
    
    This means that if there is a value that is going to be the same for the
    majority of minions, it can be configured in the Master config file, and
    then overridden using the grains, pillar, or Minion config file.
    
    Adding config options to the Master or Minion configuration file is easy:
    
        my-config-option: value
        cafe-menu:
          - egg and bacon
          - egg sausage and bacon
          - egg and spam
          - egg bacon and spam
          - egg bacon sausage and spam
          - spam bacon sausage and spam
          - spam egg spam spam bacon and spam
          - spam sausage spam spam bacon spam tomato and spam
    
    Note:
        Minion configuration options built into Salt (like those defined
        :ref:`here <configuration-salt-minion>`) will *always* be defined in
        the Minion configuration and thus *cannot be overridden by grains or
        pillar data*. However, additional (user-defined) configuration options
        (as in the above example) will not be in the Minion configuration by
        default and thus can be overridden using grains/pillar data by leaving
        the option out of the minion config file.
    
    **Arguments**
    
    delimiter
        New in version 2015.5.0
    
        Override the delimiter used to separate nested levels of a data
        structure.
    
    merge
        New in version 2015.5.0
    
        If passed, this parameter will change the behavior of the function so
        that, instead of traversing each data store above in order and
        returning the first match, the data stores are first merged together
        and then searched. The pillar data is merged into the master config
        data, then the grains are merged, followed by the Minion config data.
        The resulting data structure is then searched for a match. This allows
        for configurations to be more flexible.
    
        Note:
    
            The merging described above does not mean that grain data will end
            up in the Minion's pillar data, or pillar data will end up in the
            master config data, etc. The data is just combined for the purposes
            of searching an amalgam of the different data stores.
    
        The supported merge strategies are as follows:
    
        - **recurse** - If a key exists in both dictionaries, and the new value
          is not a dictionary, it is replaced. Otherwise, the sub-dictionaries
          are merged together into a single dictionary, recursively on down,
          following the same criteria. For example:
    
              >>> dict1 = {'foo': {'bar': 1, 'qux': True},
                           'hosts': ['a', 'b', 'c'],
                           'only_x': None}
              >>> dict2 = {'foo': {'baz': 2, 'qux': False},
                           'hosts': ['d', 'e', 'f'],
                           'only_y': None}
              >>> merged
              {'foo': {'bar': 1, 'baz': 2, 'qux': False},
               'hosts': ['d', 'e', 'f'],
               'only_dict1': None,
               'only_dict2': None}
    
        - **overwrite** - If a key exists in the top level of both
          dictionaries, the new value completely overwrites the old. For
          example:
    
              >>> dict1 = {'foo': {'bar': 1, 'qux': True},
                           'hosts': ['a', 'b', 'c'],
                           'only_x': None}
              >>> dict2 = {'foo': {'baz': 2, 'qux': False},
                           'hosts': ['d', 'e', 'f'],
                           'only_y': None}
              >>> merged
              {'foo': {'baz': 2, 'qux': False},
               'hosts': ['d', 'e', 'f'],
               'only_dict1': None,
               'only_dict2': None}
    
    CLI Example:
    
        salt '*' config.get pkg:apache
        salt '*' config.get lxc.container_profile:centos merge=recurse
    

    config.valid_fileproto

    Returns a boolean value based on whether or not the URI passed has a valid
    remote file protocol designation
    
    CLI Example:
    
        salt '*' config.valid_fileproto salt://path/to/file
    

    config.gather_bootstrap_script

    Download the salt-bootstrap script, and return its location
    
    bootstrap
        URL of alternate bootstrap script
    
    CLI Example:
    
        salt '*' config.gather_bootstrap_script
    

    config.option

    Returns the setting for the specified config value. The priority for
    matches is the same as in :py:func:`config.get <salt.modules.config.get>`,
    only this function does not recurse into nested data structures. Another
    difference between this function and :py:func:`config.get
    <salt.modules.config.get>` is that it comes with a set of "sane defaults".
    To view these, you can run the following command:
    
        salt '*' config.option '*' omit_all=True wildcard=True
    
    default
        The default value if no match is found. If not specified, then the
        fallback default will be an empty string, unless ``wildcard=True``, in
        which case the return will be an empty dictionary.
    
    omit_opts : False
        Pass as ``True`` to exclude matches from the minion configuration file
    
    omit_grains : False
        Pass as ``True`` to exclude matches from the grains
    
    omit_pillar : False
        Pass as ``True`` to exclude matches from the pillar data
    
    omit_master : False
        Pass as ``True`` to exclude matches from the master configuration file
    
    omit_all : True
        Shorthand to omit all of the above and return matches only from the
        "sane defaults".
    
        New in version 3000
    
    wildcard : False
        If used, this will perform pattern matching on keys. Note that this
        will also significantly change the return data. Instead of only a value
        being returned, a dictionary mapping the matched keys to their values
        is returned. For example, using ``wildcard=True`` with a ``key`` of
        ``'foo.ba*`` could return a dictionary like so:
    
            {'foo.bar': True, 'foo.baz': False}
    
        New in version 3000
    
    CLI Example:
    
        salt '*' config.option redis.host
    

    config.merge

    Retrieves an option based on key, merging all matches.
    
    Same as ``option()`` except that it merges all matches, rather than taking
    the first match.
    
    CLI Example:
    
        salt '*' config.merge schedule
    

    config.manage_mode

    Return a mode value, normalized to a string
    
    CLI Example:
    
        salt '*' config.manage_mode
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  • 原文地址:https://www.cnblogs.com/randomlee/p/Saltstack_module_config.html
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