Class: TCWrapper::Filter

Inherits:

Wrapper

• Object
• Wrapper
• TCWrapper::Filter

show all

Defined in:

lib/distem/wrapper/tc/filter.rb

Constant Summary

WTYPE =

"filter"

Constants inherited from Wrapper

Wrapper::CMDBIN

Instance Attribute Summary (collapse)

• - (Object) id readonly

  Returns the value of attribute id.

• - (Object) parentid readonly

  Returns the value of attribute parentid.

Instance Method Summary (collapse)

• - (Object) add_filter_param(name, val)
• - (Object) get_cmd(*args)
• - (Object) get_filter_params
• - (Filter) initialize(iface, parent, dest, protocol, prio, type, params) constructor

  A new instance of Filter.

Methods inherited from Wrapper

#add_param, #get_params

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# File 'lib/distem/wrapper/tc/filter.rb', line 9

def initialize(iface,parent,dest,protocol,prio,type,params)
  super(iface,WTYPE,type,params)
  @parent = parent
  @dest = dest
  @protocol = protocol
  @prio = prio
  @filterparams = {}

  @id = Id.new(@parent.id.major,@parent.id.next_minor_id)
  @parentid = @parent.id
  if (@dest.kind_of? Qdisc)
    @destid = @dest.parentid
  else
    @destid = @dest.id
  end
end

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# File 'lib/distem/wrapper/tc/filter.rb', line 7

def id
  @id
end

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# File 'lib/distem/wrapper/tc/filter.rb', line 7

def parentid
  @parentid
end

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# File 'lib/distem/wrapper/tc/filter.rb', line 41

def add_filter_param(name,val)
  @filterparams[name] = val
end

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# File 'lib/distem/wrapper/tc/filter.rb', line 26

def get_cmd(*args)
  super(*args) \
    + ((@parent.kind_of? QdiscRoot) ? \
       "root" : "parent " + @parentid.to_s) \
       + " protocol " + @protocol + (@prio > 0 ? " prio " + @prio.to_s : "") \
       + " " + @type + " " + get_filter_params + " flowid " + @destid.to_s \
       + " " + get_params
end

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# File 'lib/distem/wrapper/tc/filter.rb', line 35

def get_filter_params
  ret = ""
  @filterparams.each{ |name,val| ret += name + " " + val.to_s + " "}
  return ret
end