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  66   <h1>Source code for nepi.resources.netns.netnsroute</h1><div class="highlight"><pre>
  67 <span class="c">#</span>
  68 <span class="c">#    NEPI, a framework to manage network experiments</span>
  69 <span class="c">#    Copyright (C) 2014 INRIA</span>
  70 <span class="c">#</span>
  71 <span class="c">#    This program is free software: you can redistribute it and/or modify</span>
  72 <span class="c">#    it under the terms of the GNU General Public License version 2 as</span>
  73 <span class="c">#    published by the Free Software Foundation;</span>
  74 <span class="c">#</span>
  75 <span class="c">#    This program is distributed in the hope that it will be useful,</span>
  76 <span class="c">#    but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
  77 <span class="c">#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
  78 <span class="c">#    GNU General Public License for more details.</span>
  79 <span class="c">#</span>
  80 <span class="c">#    You should have received a copy of the GNU General Public License</span>
  81 <span class="c">#    along with this program.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
  82 <span class="c">#</span>
  83 <span class="c"># Author: Alina Quereilhac &lt;alina.quereilhac@inria.fr&gt;</span>
  84
  85 <span class="kn">from</span> <span class="nn">nepi.execution.attribute</span> <span class="kn">import</span> <span class="n">Attribute</span><span class="p">,</span> <span class="n">Flags</span><span class="p">,</span> <span class="n">Types</span>
  86 <span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">clsinit_copy</span>
  87 <span class="kn">from</span> <span class="nn">nepi.resources.netns.netnsbase</span> <span class="kn">import</span> <span class="n">NetNSBase</span>
  88
  89 <span class="nd">@clsinit_copy</span>
  90 <div class="viewcode-block" id="NetNSIPv4Route"><a class="viewcode-back" href="../../../../_layout/nepi.resources.netns.html#nepi.resources.netns.netnsroute.NetNSIPv4Route">[docs]</a><span class="k">class</span> <span class="nc">NetNSIPv4Route</span><span class="p">(</span><span class="n">NetNSBase</span><span class="p">):</span>
  91     <span class="n">_rtype</span> <span class="o">=</span> <span class="s">&quot;netns::IPv4Route&quot;</span>
  92
  93     <span class="nd">@classmethod</span>
  94     <span class="k">def</span> <span class="nf">_register_attributes</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
  95         <span class="n">network</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;network&quot;</span><span class="p">,</span> <span class="s">&quot;Network address&quot;</span><span class="p">,</span> <span class="n">flags</span><span class="o">=</span><span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
  96         <span class="n">prefix</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;prefix&quot;</span><span class="p">,</span> <span class="s">&quot;IP prefix length&quot;</span><span class="p">,</span> <span class="n">flags</span><span class="o">=</span><span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
  97         <span class="n">nexthop</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;nexthop&quot;</span><span class="p">,</span> <span class="s">&quot;Nexthop IP&quot;</span><span class="p">,</span> <span class="n">flags</span><span class="o">=</span><span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
  98
  99         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">network</span><span class="p">)</span>
 100         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">prefix</span><span class="p">)</span>
 101         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">nexthop</span><span class="p">)</span>
 102
 103     <span class="nd">@property</span>
 104 <div class="viewcode-block" id="NetNSIPv4Route.emulation"><a class="viewcode-back" href="../../../../_layout/nepi.resources.netns.html#nepi.resources.netns.netnsroute.NetNSIPv4Route.emulation">[docs]</a>    <span class="k">def</span> <span class="nf">emulation</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 105         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">emulation</span>
 106 </div>
 107     <span class="nd">@property</span>
 108 <div class="viewcode-block" id="NetNSIPv4Route.node"><a class="viewcode-back" href="../../../../_layout/nepi.resources.netns.html#nepi.resources.netns.netnsroute.NetNSIPv4Route.node">[docs]</a>    <span class="k">def</span> <span class="nf">node</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 109         <span class="kn">from</span> <span class="nn">nepi.resources.netns.netnsnode</span> <span class="kn">import</span> <span class="n">NetNSNode</span>
 110         <span class="n">node</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connected</span><span class="p">(</span><span class="n">NetNSNode</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">())</span>
 111
 112         <span class="k">if</span> <span class="ow">not</span> <span class="n">node</span><span class="p">:</span>
 113             <span class="n">msg</span> <span class="o">=</span> <span class="s">&quot;Route not connected to Node!!&quot;</span>
 114             <span class="bp">self</span><span class="o">.</span><span class="n">error</span><span class="p">(</span><span class="n">msg</span><span class="p">)</span>
 115             <span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</span>
 116
 117         <span class="k">return</span> <span class="n">node</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
 118 </div>
 119     <span class="nd">@property</span>
 120     <span class="k">def</span> <span class="nf">_rms_to_wait</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 121         <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="p">]</span>
 122
 123     <span class="k">def</span> <span class="nf">_instantiate_object</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 124          <span class="bp">self</span><span class="o">.</span><span class="n">_uuid</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">emulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">device</span><span class="o">.</span><span class="n">uuid</span><span class="p">,</span> <span class="s">&quot;add_route&quot;</span><span class="p">,</span>
 125                 <span class="n">prefix</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;network&quot;</span><span class="p">),</span> <span class="n">prefix_len</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;prefix&quot;</span><span class="p">),</span>
 126                 <span class="n">nexthop</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;nexthop&quot;</span><span class="p">))</span>
 127 </pre></div></div>
 128
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