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TableMod.__init__()   A
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↳ Parent: pyof.v0x04.controller2switch.table_mod

Complexity

Conditions 1

Size

Total Lines 14
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 1

Importance

Changes 0
Metric Value
eloc 4
dl 0
loc 14
ccs 4
cts 4
cp 1
rs 10
c 0
b 0
f 0
cc 1
nop 4
crap 1
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"""Flow Table Modification message."""
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from enum import IntEnum
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from pyof.foundation.base import GenericMessage

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from pyof.foundation.basic_types import Pad, UBInt8, UBInt32

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from pyof.v0x04.common.header import Header, Type

            


            
                                                                                                            
                            
            
                                    
            
            

                
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__all__ = ('Table', 'TableMod')

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class Table(IntEnum):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """Table numbering. Tables can use any number up to OFPT_MAX."""

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    #: Last usable table number.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    OFPTT_MAX = 0xfe

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    # Fake tables.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    #: Wildcard table used for table config, flow stats and flow deletes.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    OFPTT_ALL = 0xff

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class TableMod(GenericMessage):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """Configure/Modify behavior of a flow table."""

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    header = Header(message_type=Type.OFPT_TABLE_MOD)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    table_id = UBInt8()

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    #: Pad to 32 bits

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    pad = Pad(3)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    config = UBInt32()

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    def __init__(self, xid=None, table_id=Table.OFPTT_ALL, config=3):

            


            
                                                        
            
                                    
            
            

                
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        """Assing parameters to object attributes.

            


            
                                                        
            
                                    
            
            

                
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        Args:

            


            
                                                        
            
                                    
            
            

                
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            xid (int): :class:`~pyof.v0x04.common.header.Header`'s xid.

            


            
                                                        
            
                                    
            
            

                
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                Defaults to random.

            


            
                                                        
            
                                    
            
            

                
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            table_id (int): ID of the table, OFPTT_ALL indicates all tables.

            


            
                                                        
            
                                    
            
            

                
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            config (int): Bitmap of OFPTC_* flags

            


            
                                                        
            
                                    
            
            

                
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        """

            


            
                                                        
            
                                    
            
            

                
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        super().__init__(xid)

            


            
                                                        
            
                                    
            
            

                
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        self.table_id = table_id

            


            
                                                        
            
                                    
            
            

                
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        # This is reserved for future used. The default value is the only valid

            


            
                                                        
            
                                    
            
            

                
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        # one from the Enum.

            


            
                                                        
            
                                    
            
            

                
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        self.config = config

            


            
                                                        
            
                                    
            
            

                
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