Current File : //opt/plesk/python/2.7/lib/python2.7/site-packages/dns/node.pyc
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�ac @ sT d Z d d l m Z d d l Z d d l Z d d l Z d e f d � � YZ d S( s) DNS nodes. A node is a set of rdatasets.i����( t StringIONt Nodec B s� e Z d Z d g Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z
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g | _ d S( N( R ( t self( ( s= /opt/plesk/python/2.7/lib/python2.7/site-packages/dns/node.pyt __init__! s c K sf t � } xL | j D]A } t | � d k r | j | j | | � � | j d � q q W| j � d S( s& Convert a node to text format.
Each rdataset at the node is printed. Any keyword arguments
to this method are passed on to the rdataset's to_text() method.
*name*, a ``dns.name.Name`` or ``text``, the owner name of the rdatasets.
Returns a ``text``.
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<DNS node t >( t strt id( R ( ( s= /opt/plesk/python/2.7/lib/python2.7/site-packages/dns/node.pyt __repr__7 s c C sR x$ | j D] } | | j k r
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t | j � S( N( t iterR ( R ( ( s= /opt/plesk/python/2.7/lib/python2.7/site-packages/dns/node.pyt __iter__L s c C se x* | j D] } | j | | | � r
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W| s< t � n t j j | | � } | j j | � | S( s� Find an rdataset matching the specified properties in the
current node.
*rdclass*, an ``int``, the class of the rdataset.
*rdtype*, an ``int``, the type of the rdataset.
*covers*, an ``int``, the covered type. Usually this value is
dns.rdatatype.NONE, but if the rdtype is dns.rdatatype.SIG or
dns.rdatatype.RRSIG, then the covers value will be the rdata
type the SIG/RRSIG covers. The library treats the SIG and RRSIG
types as if they were a family of
types, e.g. RRSIG(A), RRSIG(NS), RRSIG(SOA). This makes RRSIGs much
easier to work with than if RRSIGs covering different rdata
types were aggregated into a single RRSIG rdataset.
*create*, a ``bool``. If True, create the rdataset if it is not found.
Raises ``KeyError`` if an rdataset of the desired type and class does
not exist and *create* is not ``True``.
Returns a ``dns.rdataset.Rdataset``.
( R t matcht KeyErrort dnst rdatasett Rdatasett append( R t rdclasst rdtypet coverst createR ( ( s= /opt/plesk/python/2.7/lib/python2.7/site-packages/dns/node.pyt
find_rdatasetO s c C s: y | j | | | | � } Wn t k
r5 d } n X| S( s� Get an rdataset matching the specified properties in the
current node.
None is returned if an rdataset of the specified type and
class does not exist and *create* is not ``True``.
*rdclass*, an ``int``, the class of the rdataset.
*rdtype*, an ``int``, the type of the rdataset.
*covers*, an ``int``, the covered type. Usually this value is
dns.rdatatype.NONE, but if the rdtype is dns.rdatatype.SIG or
dns.rdatatype.RRSIG, then the covers value will be the rdata
type the SIG/RRSIG covers. The library treats the SIG and RRSIG
types as if they were a family of
types, e.g. RRSIG(A), RRSIG(NS), RRSIG(SOA). This makes RRSIGs much
easier to work with than if RRSIGs covering different rdata
types were aggregated into a single RRSIG rdataset.
*create*, a ``bool``. If True, create the rdataset if it is not found.
Returns a ``dns.rdataset.Rdataset`` or ``None``.
N( R$ R t None( R R R! R" R# R ( ( s= /opt/plesk/python/2.7/lib/python2.7/site-packages/dns/node.pyt get_rdatasetr s
c C s8 | j | | | � } | d k r4 | j j | � n d S( sD Delete the rdataset matching the specified properties in the
current node.
If a matching rdataset does not exist, it is not an error.
*rdclass*, an ``int``, the class of the rdataset.
*rdtype*, an ``int``, the type of the rdataset.
*covers*, an ``int``, the covered type.
N( R& R% R t remove( R R R! R" R ( ( s= /opt/plesk/python/2.7/lib/python2.7/site-packages/dns/node.pyt delete_rdataset� s
c C sT t | t j j � s$ t d � � n | j | j | j | j � | j j
| � d S( s� Replace an rdataset.
It is not an error if there is no rdataset matching *replacement*.
Ownership of the *replacement* object is transferred to the node;
in other words, this method does not store a copy of *replacement*
at the node, it stores *replacement* itself.
*replacement*, a ``dns.rdataset.Rdataset``.
Raises ``ValueError`` if *replacement* is not a
``dns.rdataset.Rdataset``.
s replacement is not an rdatasetN( t
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