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  66   <h1>Source code for nepi.resources.linux.ns3.ns3simulation</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.trace</span> <span class="kn">import</span> <span class="n">Trace</span><span class="p">,</span> <span class="n">TraceAttr</span>
  87 <span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">ResourceManager</span><span class="p">,</span> <span class="n">clsinit_copy</span><span class="p">,</span> \
  88         <span class="n">ResourceState</span><span class="p">,</span> <span class="n">ResourceFactory</span>
  89 <span class="kn">from</span> <span class="nn">nepi.resources.linux.application</span> <span class="kn">import</span> <span class="n">LinuxApplication</span>
  90 <span class="kn">from</span> <span class="nn">nepi.util.timefuncs</span> <span class="kn">import</span> <span class="n">tnow</span><span class="p">,</span> <span class="n">tdiffsec</span>
  91 <span class="kn">from</span> <span class="nn">nepi.resources.ns3.ns3simulation</span> <span class="kn">import</span> <span class="n">NS3Simulation</span>
  92 <span class="kn">from</span> <span class="nn">nepi.resources.ns3.ns3wrapper</span> <span class="kn">import</span> <span class="n">SIMULATOR_UUID</span><span class="p">,</span> <span class="n">GLOBAL_VALUE_UUID</span><span class="p">,</span> \
  93         <span class="n">IPV4_GLOBAL_ROUTING_HELPER_UUID</span>
  94 <span class="kn">from</span> <span class="nn">nepi.resources.linux.ns3.ns3client</span> <span class="kn">import</span> <span class="n">LinuxNS3Client</span>
  95
  96 <span class="kn">import</span> <span class="nn">os</span>
  97 <span class="kn">import</span> <span class="nn">time</span>
  98 <span class="kn">import</span> <span class="nn">threading</span>
  99
 100 <span class="nd">@clsinit_copy</span>
 101 <div class="viewcode-block" id="LinuxNS3Simulation"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation">[docs]</a><span class="k">class</span> <span class="nc">LinuxNS3Simulation</span><span class="p">(</span><span class="n">LinuxApplication</span><span class="p">,</span> <span class="n">NS3Simulation</span><span class="p">):</span>
 102     <span class="n">_rtype</span> <span class="o">=</span> <span class="s">&quot;linux::ns3::Simulation&quot;</span>
 103
 104     <span class="nd">@classmethod</span>
 105     <span class="k">def</span> <span class="nf">_register_attributes</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
 106         <span class="n">impl_type</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;simulatorImplementationType&quot;</span><span class="p">,</span>
 107                 <span class="s">&quot;The object class to use as the simulator implementation&quot;</span><span class="p">,</span>
 108             <span class="n">allowed</span> <span class="o">=</span> <span class="p">[</span><span class="s">&quot;ns3::DefaultSimulatorImpl&quot;</span><span class="p">,</span> <span class="s">&quot;ns3::RealtimeSimulatorImpl&quot;</span><span class="p">],</span>
 109             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;ns3::DefaultSimulatorImpl&quot;</span><span class="p">,</span>
 110             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Enumerate</span><span class="p">,</span>
 111             <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>
 112
 113         <span class="n">sched_type</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;schedulerType&quot;</span><span class="p">,</span>
 114                 <span class="s">&quot;The object class to use as the scheduler implementation&quot;</span><span class="p">,</span>
 115                 <span class="n">allowed</span> <span class="o">=</span> <span class="p">[</span><span class="s">&quot;ns3::MapScheduler&quot;</span><span class="p">,</span>
 116                             <span class="s">&quot;ns3::ListScheduler&quot;</span><span class="p">,</span>
 117                             <span class="s">&quot;ns3::HeapScheduler&quot;</span><span class="p">,</span>
 118                             <span class="s">&quot;ns3::MapScheduler&quot;</span><span class="p">,</span>
 119                             <span class="s">&quot;ns3::CalendarScheduler&quot;</span>
 120                     <span class="p">],</span>
 121             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;ns3::MapScheduler&quot;</span><span class="p">,</span>
 122             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Enumerate</span><span class="p">,</span>
 123             <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>
 124
 125         <span class="n">check_sum</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;checksumEnabled&quot;</span><span class="p">,</span>
 126                 <span class="s">&quot;A global switch to enable all checksums for all protocols&quot;</span><span class="p">,</span>
 127             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 128             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 129             <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>
 130
 131         <span class="n">ns_log</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;nsLog&quot;</span><span class="p">,</span>
 132             <span class="s">&quot;NS_LOG environment variable. &quot;</span> \
 133                     <span class="s">&quot; Will only generate output if ns-3 is compiled in DEBUG mode. &quot;</span><span class="p">,</span>
 134             <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>
 135
 136         <span class="n">verbose</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;verbose&quot;</span><span class="p">,</span>
 137             <span class="s">&quot;True to output debugging info from the ns3 client-server communication&quot;</span><span class="p">,</span>
 138             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 139             <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>
 140
 141         <span class="n">enable_dump</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;enableDump&quot;</span><span class="p">,</span>
 142             <span class="s">&quot;Enable dumping the remote executed ns-3 commands to a script &quot;</span>
 143             <span class="s">&quot;in order to later reproduce and debug the experiment&quot;</span><span class="p">,</span>
 144             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 145             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 146             <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>
 147
 148         <span class="n">build_mode</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;buildMode&quot;</span><span class="p">,</span>
 149             <span class="s">&quot;Mode used to build ns-3 with waf. One if: debug, release, oprimized &quot;</span><span class="p">,</span>
 150             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;optimized&quot;</span><span class="p">,</span>
 151             <span class="n">allowed</span> <span class="o">=</span> <span class="p">[</span><span class="s">&quot;debug&quot;</span><span class="p">,</span> <span class="s">&quot;release&quot;</span><span class="p">,</span> <span class="s">&quot;optimized&quot;</span><span class="p">],</span>
 152             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Enumerate</span><span class="p">,</span>
 153             <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>
 154
 155         <span class="n">ns3_version</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ns3Version&quot;</span><span class="p">,</span>
 156             <span class="s">&quot;Version of ns-3 to install from nsam repo&quot;</span><span class="p">,</span>
 157             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;ns-3.20&quot;</span><span class="p">,</span>
 158             <span class="c">#default = &quot;ns-3-dev&quot;, </span>
 159             <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>
 160
 161         <span class="n">pybindgen_version</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;pybindgenVersion&quot;</span><span class="p">,</span>
 162             <span class="s">&quot;Version of pybindgen to install from bazar repo&quot;</span><span class="p">,</span>
 163             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;868&quot;</span><span class="p">,</span>
 164             <span class="c">#default = &quot;876&quot;, </span>
 165             <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>
 166
 167         <span class="n">dce_version</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;dceVersion&quot;</span><span class="p">,</span>
 168             <span class="s">&quot;Version of dce to install from nsam repo (tag branch for repo)&quot;</span><span class="p">,</span>
 169             <span class="c">#default = &quot;dce-1.3&quot;, </span>
 170             <span class="n">default</span> <span class="o">=</span> <span class="s">&quot;dce-dev&quot;</span><span class="p">,</span>
 171             <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>
 172
 173         <span class="n">populate_routing_tables</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;populateRoutingTables&quot;</span><span class="p">,</span>
 174             <span class="s">&quot;Invokes  Ipv4GlobalRoutingHelper.PopulateRoutingTables() &quot;</span><span class="p">,</span>
 175             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 176             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 177             <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>
 178
 179         <span class="n">stoptime</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;StopTime&quot;</span><span class="p">,</span>
 180             <span class="s">&quot;Time at which the simulation will stop&quot;</span><span class="p">,</span>
 181             <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>
 182
 183         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">impl_type</span><span class="p">)</span>
 184         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">sched_type</span><span class="p">)</span>
 185         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">check_sum</span><span class="p">)</span>
 186         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ns_log</span><span class="p">)</span>
 187         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">enable_dump</span><span class="p">)</span>
 188         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">verbose</span><span class="p">)</span>
 189         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">build_mode</span><span class="p">)</span>
 190         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ns3_version</span><span class="p">)</span>
 191         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">pybindgen_version</span><span class="p">)</span>
 192         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">dce_version</span><span class="p">)</span>
 193         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">populate_routing_tables</span><span class="p">)</span>
 194         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">stoptime</span><span class="p">)</span>
 195
 196     <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">):</span>
 197         <span class="n">LinuxApplication</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">)</span>
 198         <span class="n">NS3Simulation</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
 199
 200         <span class="bp">self</span><span class="o">.</span><span class="n">_client</span> <span class="o">=</span> <span class="bp">None</span>
 201         <span class="bp">self</span><span class="o">.</span><span class="n">_home</span> <span class="o">=</span> <span class="s">&quot;ns3-simu-</span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">guid</span>
 202         <span class="bp">self</span><span class="o">.</span><span class="n">_socket_name</span> <span class="o">=</span> <span class="s">&quot;ns3-</span><span class="si">%s</span><span class="s">.sock&quot;</span> <span class="o">%</span> <span class="n">os</span><span class="o">.</span><span class="n">urandom</span><span class="p">(</span><span class="mi">4</span><span class="p">)</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s">&#39;hex&#39;</span><span class="p">)</span>
 203         <span class="bp">self</span><span class="o">.</span><span class="n">_enable_dce</span> <span class="o">=</span> <span class="bp">None</span>
 204         <span class="bp">self</span><span class="o">.</span><span class="n">_dce_helper</span> <span class="o">=</span> <span class="bp">None</span>
 205
 206     <span class="nd">@property</span>
 207 <div class="viewcode-block" id="LinuxNS3Simulation.socket_name"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.socket_name">[docs]</a>    <span class="k">def</span> <span class="nf">socket_name</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 208         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_socket_name</span>
 209 </div>
 210     <span class="nd">@property</span>
 211 <div class="viewcode-block" id="LinuxNS3Simulation.remote_socket"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.remote_socket">[docs]</a>    <span class="k">def</span> <span class="nf">remote_socket</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 212         <span class="k">return</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">run_home</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">socket_name</span><span class="p">)</span>
 213 </div>
 214 <div class="viewcode-block" id="LinuxNS3Simulation.trace"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.trace">[docs]</a>    <span class="k">def</span> <span class="nf">trace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">attr</span> <span class="o">=</span> <span class="n">TraceAttr</span><span class="o">.</span><span class="n">ALL</span><span class="p">,</span> <span class="n">block</span> <span class="o">=</span> <span class="mi">512</span><span class="p">,</span> <span class="n">offset</span> <span class="o">=</span> <span class="mi">0</span><span class="p">):</span>
 215         <span class="c"># stout needs to get flushed on the ns-3 server side, else we will </span>
 216         <span class="c"># get an empty stream. We try twice to retrieve the stream</span>
 217         <span class="c"># if we get empty stdout since the stream might not be</span>
 218         <span class="c"># flushed immediately.</span>
 219         <span class="k">if</span> <span class="n">name</span><span class="o">.</span><span class="n">endswith</span><span class="p">(</span><span class="s">&quot;stdout&quot;</span><span class="p">):</span>
 220             <span class="bp">self</span><span class="o">.</span><span class="n">_client</span><span class="o">.</span><span class="n">flush</span><span class="p">()</span>
 221             <span class="n">result</span> <span class="o">=</span> <span class="n">LinuxApplication</span><span class="o">.</span><span class="n">trace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">attr</span><span class="p">,</span> <span class="n">block</span><span class="p">,</span> <span class="n">offset</span><span class="p">)</span>
 222             <span class="k">if</span> <span class="n">result</span><span class="p">:</span>
 223                 <span class="k">return</span> <span class="n">result</span>
 224             <span class="c"># Let the stream be flushed</span>
 225             <span class="n">time</span><span class="o">.</span><span class="n">sleep</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span>
 226
 227         <span class="k">return</span> <span class="n">LinuxApplication</span><span class="o">.</span><span class="n">trace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">attr</span><span class="p">,</span> <span class="n">block</span><span class="p">,</span> <span class="n">offset</span><span class="p">)</span>
 228 </div>
 229 <div class="viewcode-block" id="LinuxNS3Simulation.upload_sources"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.upload_sources">[docs]</a>    <span class="k">def</span> <span class="nf">upload_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 230         <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">mkdir</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">,</span> <span class="s">&quot;ns3wrapper&quot;</span><span class="p">))</span>
 231
 232         <span class="c"># upload ns3 wrapper python script</span>
 233         <span class="n">ns3_wrapper</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">dirname</span><span class="p">(</span><span class="n">__file__</span><span class="p">),</span> <span class="s">&quot;..&quot;</span><span class="p">,</span> <span class="s">&quot;..&quot;</span><span class="p">,</span> <span class="s">&quot;ns3&quot;</span><span class="p">,</span>
 234                 <span class="s">&quot;ns3wrapper.py&quot;</span><span class="p">)</span>
 235
 236         <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">upload</span><span class="p">(</span><span class="n">ns3_wrapper</span><span class="p">,</span>
 237                 <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">,</span> <span class="s">&quot;ns3wrapper&quot;</span><span class="p">,</span> <span class="s">&quot;ns3wrapper.py&quot;</span><span class="p">),</span>
 238                 <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">False</span><span class="p">)</span>
 239
 240         <span class="c"># upload ns3 wrapper debug python script</span>
 241         <span class="n">ns3_wrapper_debug</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">dirname</span><span class="p">(</span><span class="n">__file__</span><span class="p">),</span> <span class="s">&quot;..&quot;</span><span class="p">,</span> <span class="s">&quot;..&quot;</span><span class="p">,</span> <span class="s">&quot;ns3&quot;</span><span class="p">,</span>
 242                 <span class="s">&quot;ns3wrapper_debug.py&quot;</span><span class="p">)</span>
 243
 244         <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">upload</span><span class="p">(</span><span class="n">ns3_wrapper_debug</span><span class="p">,</span>
 245                 <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">,</span> <span class="s">&quot;ns3wrapper&quot;</span><span class="p">,</span> <span class="s">&quot;ns3wrapper_debug.py&quot;</span><span class="p">),</span>
 246                 <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">False</span><span class="p">)</span>
 247
 248         <span class="c"># upload ns3_server python script</span>
 249         <span class="n">ns3_server</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">dirname</span><span class="p">(</span><span class="n">__file__</span><span class="p">),</span> <span class="s">&quot;..&quot;</span><span class="p">,</span> <span class="s">&quot;..&quot;</span><span class="p">,</span> <span class="s">&quot;ns3&quot;</span><span class="p">,</span>
 250                 <span class="s">&quot;ns3server.py&quot;</span><span class="p">)</span>
 251
 252         <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">upload</span><span class="p">(</span><span class="n">ns3_server</span><span class="p">,</span>
 253                 <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">,</span> <span class="s">&quot;ns3wrapper&quot;</span><span class="p">,</span> <span class="s">&quot;ns3server.py&quot;</span><span class="p">),</span>
 254                 <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">False</span><span class="p">)</span>
 255
 256         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">use_rpm</span><span class="p">:</span>
 257             <span class="c"># upload pygccxml sources</span>
 258             <span class="n">pygccxml_tar</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">dirname</span><span class="p">(</span><span class="n">__file__</span><span class="p">),</span> <span class="s">&quot;dependencies&quot;</span><span class="p">,</span>
 259                     <span class="s">&quot;</span><span class="si">%s</span><span class="s">.tar.gz&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">pygccxml_version</span><span class="p">)</span>
 260
 261             <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">upload</span><span class="p">(</span><span class="n">pygccxml_tar</span><span class="p">,</span>
 262                     <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">,</span> <span class="s">&quot;</span><span class="si">%s</span><span class="s">.tar.gz&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">pygccxml_version</span><span class="p">),</span>
 263                     <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">False</span><span class="p">)</span>
 264
 265         <span class="c"># Upload user defined ns-3 sources</span>
 266         <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">mkdir</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">,</span> <span class="s">&quot;ns-3&quot;</span><span class="p">))</span>
 267         <span class="n">src_dir</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">,</span> <span class="s">&quot;ns-3&quot;</span><span class="p">)</span>
 268
 269         <span class="nb">super</span><span class="p">(</span><span class="n">LinuxNS3Simulation</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">upload_sources</span><span class="p">(</span><span class="n">src_dir</span> <span class="o">=</span> <span class="n">src_dir</span><span class="p">)</span>
 270     </div>
 271 <div class="viewcode-block" id="LinuxNS3Simulation.upload_extra_sources"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.upload_extra_sources">[docs]</a>    <span class="k">def</span> <span class="nf">upload_extra_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">sources</span> <span class="o">=</span> <span class="bp">None</span><span class="p">,</span> <span class="n">src_dir</span> <span class="o">=</span> <span class="bp">None</span><span class="p">):</span>
 272         <span class="k">return</span> <span class="nb">super</span><span class="p">(</span><span class="n">LinuxNS3Simulation</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">upload_sources</span><span class="p">(</span>
 273                 <span class="n">sources</span> <span class="o">=</span> <span class="n">sources</span><span class="p">,</span>
 274                 <span class="n">src_dir</span> <span class="o">=</span> <span class="n">src_dir</span><span class="p">)</span>
 275 </div>
 276 <div class="viewcode-block" id="LinuxNS3Simulation.upload_start_command"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.upload_start_command">[docs]</a>    <span class="k">def</span> <span class="nf">upload_start_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 277         <span class="n">command</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;command&quot;</span><span class="p">)</span>
 278         <span class="n">env</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;env&quot;</span><span class="p">)</span>
 279
 280         <span class="c"># We want to make sure the ccnd is running</span>
 281         <span class="c"># before the experiment starts.</span>
 282         <span class="c"># Run the command as a bash script in background,</span>
 283         <span class="c"># in the host ( but wait until the command has</span>
 284         <span class="c"># finished to continue )</span>
 285         <span class="n">env</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">replace_paths</span><span class="p">(</span><span class="n">env</span><span class="p">)</span>
 286         <span class="n">command</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">replace_paths</span><span class="p">(</span><span class="n">command</span><span class="p">)</span>
 287
 288         <span class="n">shfile</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">app_home</span><span class="p">,</span> <span class="s">&quot;start.sh&quot;</span><span class="p">)</span>
 289         <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">upload_command</span><span class="p">(</span><span class="n">command</span><span class="p">,</span>
 290                     <span class="n">shfile</span> <span class="o">=</span> <span class="n">shfile</span><span class="p">,</span>
 291                     <span class="n">env</span> <span class="o">=</span> <span class="n">env</span><span class="p">,</span>
 292                     <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">True</span><span class="p">)</span>
 293
 294         <span class="c"># Run the ns3wrapper </span>
 295         <span class="bp">self</span><span class="o">.</span><span class="n">_run_in_background</span><span class="p">()</span>
 296
 297         <span class="c"># Wait until the remote socket is created</span>
 298         <span class="bp">self</span><span class="o">.</span><span class="n">wait_remote_socket</span><span class="p">()</span>
 299 </div>
 300 <div class="viewcode-block" id="LinuxNS3Simulation.configure"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.configure">[docs]</a>    <span class="k">def</span> <span class="nf">configure</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 301         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">has_changed</span><span class="p">(</span><span class="s">&quot;simulatorImplementationType&quot;</span><span class="p">):</span>
 302             <span class="n">simu_type</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;simulatorImplementationType&quot;</span><span class="p">)</span>
 303             <span class="n">stype</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">create</span><span class="p">(</span><span class="s">&quot;StringValue&quot;</span><span class="p">,</span> <span class="n">simu_type</span><span class="p">)</span>
 304             <span class="bp">self</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span><span class="n">GLOBAL_VALUE_UUID</span><span class="p">,</span> <span class="s">&quot;Bind&quot;</span><span class="p">,</span> <span class="s">&quot;SimulatorImplementationType&quot;</span><span class="p">,</span> <span class="n">stype</span><span class="p">)</span>
 305
 306         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">has_changed</span><span class="p">(</span><span class="s">&quot;checksumEnabled&quot;</span><span class="p">):</span>
 307             <span class="n">check_sum</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;checksumEnabled&quot;</span><span class="p">)</span>
 308             <span class="n">btrue</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">create</span><span class="p">(</span><span class="s">&quot;BooleanValue&quot;</span><span class="p">,</span> <span class="n">check_sum</span><span class="p">)</span>
 309             <span class="bp">self</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span><span class="n">GLOBAL_VALUE_UUID</span><span class="p">,</span> <span class="s">&quot;Bind&quot;</span><span class="p">,</span> <span class="s">&quot;ChecksumEnabled&quot;</span><span class="p">,</span> <span class="n">btrue</span><span class="p">)</span>
 310
 311         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">has_changed</span><span class="p">(</span><span class="s">&quot;schedulerType&quot;</span><span class="p">):</span>
 312             <span class="n">sched_type</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;schedulerType&quot;</span><span class="p">)</span>
 313             <span class="n">stype</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">create</span><span class="p">(</span><span class="s">&quot;StringValue&quot;</span><span class="p">,</span> <span class="n">sched_type</span><span class="p">)</span>
 314             <span class="bp">self</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span><span class="n">GLOBAL_VALUE_UUID</span><span class="p">,</span> <span class="s">&quot;Bind&quot;</span><span class="p">,</span> <span class="s">&quot;SchedulerType&quot;</span><span class="p">,</span> <span class="n">btrue</span><span class="p">)</span>
 315         </div>
 316 <div class="viewcode-block" id="LinuxNS3Simulation.do_deploy"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.do_deploy">[docs]</a>    <span class="k">def</span> <span class="nf">do_deploy</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 317         <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">state</span> <span class="o">&lt;</span> <span class="n">ResourceState</span><span class="o">.</span><span class="n">READY</span><span class="p">:</span>
 318             <span class="bp">self</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s">&quot;---- RESCHEDULING DEPLOY ---- node state </span><span class="si">%s</span><span class="s"> &quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">state</span> <span class="p">)</span>
 319
 320             <span class="c"># ccnd needs to wait until node is deployed and running</span>
 321             <span class="bp">self</span><span class="o">.</span><span class="n">ec</span><span class="o">.</span><span class="n">schedule</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">reschedule_delay</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">deploy</span><span class="p">)</span>
 322         <span class="k">else</span><span class="p">:</span>
 323             <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;command&quot;</span><span class="p">):</span>
 324                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;command&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_start_command</span><span class="p">)</span>
 325
 326             <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;depends&quot;</span><span class="p">):</span>
 327                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;depends&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dependencies</span><span class="p">)</span>
 328
 329             <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;sources&quot;</span><span class="p">):</span>
 330                 <span class="n">sources</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;sources&quot;</span><span class="p">)</span>
 331                 <span class="n">source</span> <span class="o">=</span> <span class="n">sources</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">&quot; &quot;</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
 332                 <span class="n">basename</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">source</span><span class="p">)</span>
 333                 <span class="n">version</span> <span class="o">=</span> <span class="p">(</span> <span class="n">basename</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;.tar.gz&quot;</span><span class="p">,</span> <span class="s">&quot;&quot;</span><span class="p">)</span>
 334                     <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;.tar&quot;</span><span class="p">,</span><span class="s">&quot;&quot;</span><span class="p">)</span>
 335                     <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;.gz&quot;</span><span class="p">,</span><span class="s">&quot;&quot;</span><span class="p">)</span>
 336                     <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;.zip&quot;</span><span class="p">,</span><span class="s">&quot;&quot;</span><span class="p">)</span> <span class="p">)</span>
 337
 338                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;ns3Version&quot;</span><span class="p">,</span> <span class="n">version</span><span class="p">)</span>
 339                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;sources&quot;</span><span class="p">,</span> <span class="n">source</span><span class="p">)</span>
 340
 341             <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;build&quot;</span><span class="p">):</span>
 342                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;build&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_build</span><span class="p">)</span>
 343
 344             <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;install&quot;</span><span class="p">):</span>
 345                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;install&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_install</span><span class="p">)</span>
 346
 347             <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;env&quot;</span><span class="p">):</span>
 348                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;env&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_environment</span><span class="p">)</span>
 349
 350             <span class="bp">self</span><span class="o">.</span><span class="n">do_discover</span><span class="p">()</span>
 351             <span class="bp">self</span><span class="o">.</span><span class="n">do_provision</span><span class="p">()</span>
 352
 353             <span class="c"># Create client</span>
 354             <span class="bp">self</span><span class="o">.</span><span class="n">_client</span> <span class="o">=</span> <span class="n">LinuxNS3Client</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
 355
 356             <span class="bp">self</span><span class="o">.</span><span class="n">configure</span><span class="p">()</span>
 357
 358             <span class="bp">self</span><span class="o">.</span><span class="n">set_ready</span><span class="p">()</span>
 359 </div>
 360 <div class="viewcode-block" id="LinuxNS3Simulation.do_start"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.do_start">[docs]</a>    <span class="k">def</span> <span class="nf">do_start</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 361         <span class="sd">&quot;&quot;&quot; Starts simulation execution</span>
 362
 363 <span class="sd">        &quot;&quot;&quot;</span>
 364         <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s">&quot;Starting&quot;</span><span class="p">)</span>
 365
 366         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">state</span> <span class="o">==</span> <span class="n">ResourceState</span><span class="o">.</span><span class="n">READY</span><span class="p">:</span>
 367             <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;populateRoutingTables&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 368                 <span class="bp">self</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span><span class="n">IPV4_GLOBAL_ROUTING_HELPER_UUID</span><span class="p">,</span> <span class="s">&quot;PopulateRoutingTables&quot;</span><span class="p">)</span>
 369
 370             <span class="n">time</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;StopTime&quot;</span><span class="p">)</span>
 371             <span class="k">if</span> <span class="n">time</span><span class="p">:</span>
 372                 <span class="bp">self</span><span class="o">.</span><span class="n">_client</span><span class="o">.</span><span class="n">stop</span><span class="p">(</span><span class="n">time</span><span class="o">=</span><span class="n">time</span><span class="p">)</span>
 373
 374             <span class="bp">self</span><span class="o">.</span><span class="n">_client</span><span class="o">.</span><span class="n">start</span><span class="p">()</span>
 375
 376             <span class="bp">self</span><span class="o">.</span><span class="n">set_started</span><span class="p">()</span>
 377         <span class="k">else</span><span class="p">:</span>
 378             <span class="n">msg</span> <span class="o">=</span> <span class="s">&quot; Failed to execute command &#39;</span><span class="si">%s</span><span class="s">&#39;&quot;</span> <span class="o">%</span> <span class="n">command</span>
 379             <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> <span class="n">out</span><span class="p">,</span> <span class="n">err</span><span class="p">)</span>
 380             <span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</span>
 381 </div>
 382 <div class="viewcode-block" id="LinuxNS3Simulation.do_stop"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.do_stop">[docs]</a>    <span class="k">def</span> <span class="nf">do_stop</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 383         <span class="sd">&quot;&quot;&quot; Stops simulation execution</span>
 384
 385 <span class="sd">        &quot;&quot;&quot;</span>
 386         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">state</span> <span class="o">==</span> <span class="n">ResourceState</span><span class="o">.</span><span class="n">STARTED</span><span class="p">:</span>
 387             <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;StopTime&quot;</span><span class="p">):</span>
 388                 <span class="bp">self</span><span class="o">.</span><span class="n">_client</span><span class="o">.</span><span class="n">stop</span><span class="p">()</span>
 389             <span class="bp">self</span><span class="o">.</span><span class="n">set_stopped</span><span class="p">()</span>
 390 </div>
 391 <div class="viewcode-block" id="LinuxNS3Simulation.do_release"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.do_release">[docs]</a>    <span class="k">def</span> <span class="nf">do_release</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 392         <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s">&quot;Releasing resource&quot;</span><span class="p">)</span>
 393
 394         <span class="n">tear_down</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;tearDown&quot;</span><span class="p">)</span>
 395         <span class="k">if</span> <span class="n">tear_down</span><span class="p">:</span>
 396             <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">tear_down</span><span class="p">)</span>
 397
 398         <span class="bp">self</span><span class="o">.</span><span class="n">do_stop</span><span class="p">()</span>
 399         <span class="bp">self</span><span class="o">.</span><span class="n">_client</span><span class="o">.</span><span class="n">shutdown</span><span class="p">()</span>
 400         <span class="n">LinuxApplication</span><span class="o">.</span><span class="n">do_stop</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
 401
 402         <span class="nb">super</span><span class="p">(</span><span class="n">LinuxApplication</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">do_release</span><span class="p">()</span>
 403 </div>
 404     <span class="nd">@property</span>
 405 <div class="viewcode-block" id="LinuxNS3Simulation.state"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.state">[docs]</a>    <span class="k">def</span> <span class="nf">state</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 406         <span class="nb">super</span><span class="p">(</span><span class="n">LinuxApplication</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">state</span>
 407
 408         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_state</span> <span class="o">==</span> <span class="n">ResourceState</span><span class="o">.</span><span class="n">STARTED</span><span class="p">:</span>
 409             <span class="k">try</span><span class="p">:</span>
 410                 <span class="n">is_finished</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span><span class="n">SIMULATOR_UUID</span><span class="p">,</span> <span class="s">&quot;isFinished&quot;</span><span class="p">)</span>
 411
 412                 <span class="k">if</span> <span class="n">is_finished</span><span class="p">:</span>
 413                     <span class="bp">self</span><span class="o">.</span><span class="n">set_stopped</span><span class="p">()</span>
 414             <span class="k">except</span><span class="p">:</span>
 415                 <span class="n">msg</span> <span class="o">=</span> <span class="s">&quot;Simulator failed. Can not retrieve state&quot;</span>
 416                 <span class="n">out</span> <span class="o">=</span> <span class="s">&quot;&quot;</span>
 417
 418                 <span class="kn">import</span> <span class="nn">traceback</span>
 419                 <span class="n">err</span> <span class="o">=</span> <span class="n">traceback</span><span class="o">.</span><span class="n">format_exc</span><span class="p">()</span>
 420                 <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> <span class="n">out</span><span class="p">,</span> <span class="n">err</span><span class="p">)</span>
 421                 <span class="bp">self</span><span class="o">.</span><span class="n">do_fail</span><span class="p">()</span>
 422
 423         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_state</span>
 424 </div>
 425     <span class="nd">@property</span>
 426 <div class="viewcode-block" id="LinuxNS3Simulation.enable_dce"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.enable_dce">[docs]</a>    <span class="k">def</span> <span class="nf">enable_dce</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 427         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_enable_dce</span> <span class="ow">is</span> <span class="bp">None</span><span class="p">:</span>
 428             <span class="kn">from</span> <span class="nn">nepi.resources.ns3.ns3dceapplication</span> <span class="kn">import</span> <span class="n">NS3BaseDceApplication</span>
 429             <span class="n">rclass</span> <span class="o">=</span> <span class="n">ResourceFactory</span><span class="o">.</span><span class="n">get_resource_type</span><span class="p">(</span>
 430                     <span class="n">NS3BaseDceApplication</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">())</span>
 431
 432             <span class="bp">self</span><span class="o">.</span><span class="n">_enable_dce</span> <span class="o">=</span> <span class="bp">False</span>
 433             <span class="k">for</span> <span class="n">guid</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">ec</span><span class="o">.</span><span class="n">resources</span><span class="p">:</span>
 434                 <span class="n">rm</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">ec</span><span class="o">.</span><span class="n">get_resource</span><span class="p">(</span><span class="n">guid</span><span class="p">)</span>
 435                 <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">rm</span><span class="p">,</span> <span class="n">rclass</span><span class="p">):</span>
 436                     <span class="bp">self</span><span class="o">.</span><span class="n">_enable_dce</span> <span class="o">=</span> <span class="bp">True</span>
 437
 438                     <span class="kn">from</span> <span class="nn">nepi.resources.ns3.ns3dcehelper</span> <span class="kn">import</span> <span class="n">NS3DceHelper</span>
 439                     <span class="bp">self</span><span class="o">.</span><span class="n">_dce_helper</span> <span class="o">=</span> <span class="n">NS3DceHelper</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
 440                     <span class="k">break</span>
 441
 442         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_enable_dce</span>
 443 </div>
 444     <span class="nd">@property</span>
 445 <div class="viewcode-block" id="LinuxNS3Simulation.dce_helper"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.dce_helper">[docs]</a>    <span class="k">def</span> <span class="nf">dce_helper</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 446         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dce_helper</span>
 447         </div>
 448     <span class="nd">@property</span>
 449     <span class="k">def</span> <span class="nf">_start_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 450         <span class="n">command</span> <span class="o">=</span> <span class="p">[]</span>
 451
 452         <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;PYTHONPATH=$PYTHONPATH:${SRC}/ns3wrapper/&quot;</span><span class="p">)</span>
 453
 454         <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;python ${SRC}/ns3wrapper/ns3server.py -S </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> \
 455                 <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">remote_socket</span><span class="p">)</span> <span class="p">)</span>
 456
 457         <span class="n">ns_log</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;nsLog&quot;</span><span class="p">)</span>
 458         <span class="k">if</span> <span class="n">ns_log</span><span class="p">:</span>
 459             <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;-L &#39;</span><span class="si">%s</span><span class="s">&#39;&quot;</span> <span class="o">%</span> <span class="n">ns_log</span><span class="p">)</span>
 460
 461         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;enableDump&quot;</span><span class="p">):</span>
 462             <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;-D&quot;</span><span class="p">)</span>
 463
 464         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;verbose&quot;</span><span class="p">):</span>
 465             <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;-v&quot;</span><span class="p">)</span>
 466
 467         <span class="n">command</span> <span class="o">=</span> <span class="s">&quot; &quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">command</span><span class="p">)</span>
 468         <span class="k">return</span> <span class="n">command</span>
 469
 470     <span class="nd">@property</span>
 471     <span class="k">def</span> <span class="nf">_dependencies</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 472         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">use_rpm</span><span class="p">:</span>
 473             <span class="k">return</span> <span class="p">(</span> <span class="s">&quot; gcc gcc-c++ python python-devel mercurial bzr tcpdump socat gccxml unzip&quot;</span><span class="p">)</span>
 474         <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">use_deb</span><span class="p">:</span>
 475             <span class="k">return</span> <span class="p">(</span> <span class="s">&quot; gcc g++ python python-dev mercurial bzr tcpdump socat gccxml python-pygccxml unzip&quot;</span><span class="p">)</span>
 476         <span class="k">return</span> <span class="s">&quot;&quot;</span>
 477
 478     <span class="nd">@property</span>
 479 <div class="viewcode-block" id="LinuxNS3Simulation.ns3_repo"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.ns3_repo">[docs]</a>    <span class="k">def</span> <span class="nf">ns3_repo</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 480         <span class="k">return</span> <span class="s">&quot;http://code.nsnam.org&quot;</span>
 481 </div>
 482     <span class="nd">@property</span>
 483 <div class="viewcode-block" id="LinuxNS3Simulation.pygccxml_version"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.pygccxml_version">[docs]</a>    <span class="k">def</span> <span class="nf">pygccxml_version</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 484         <span class="k">return</span> <span class="s">&quot;pygccxml-1.0.0&quot;</span>
 485 </div>
 486     <span class="nd">@property</span>
 487 <div class="viewcode-block" id="LinuxNS3Simulation.dce_repo"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.dce_repo">[docs]</a>    <span class="k">def</span> <span class="nf">dce_repo</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 488         <span class="k">return</span> <span class="s">&quot;http://code.nsnam.org/ns-3-dce&quot;</span>
 489         <span class="c">#eturn &quot;http://code.nsnam.org/epmancini/ns-3-dce&quot;</span>
 490 </div>
 491     <span class="nd">@property</span>
 492 <div class="viewcode-block" id="LinuxNS3Simulation.dce_version"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.dce_version">[docs]</a>    <span class="k">def</span> <span class="nf">dce_version</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 493         <span class="n">dce_version</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;dceVersion&quot;</span><span class="p">)</span>
 494         <span class="k">return</span> <span class="n">dce_version</span> <span class="ow">or</span> <span class="s">&quot;dce-dev&quot;</span>
 495 </div>
 496     <span class="nd">@property</span>
 497 <div class="viewcode-block" id="LinuxNS3Simulation.ns3_build_location"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.ns3_build_location">[docs]</a>    <span class="k">def</span> <span class="nf">ns3_build_location</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 498         <span class="n">location</span> <span class="o">=</span> <span class="s">&quot;${BIN}/ns-3/</span><span class="si">%(ns3_version)s%(dce_version)s</span><span class="s">/</span><span class="si">%(build_mode)s</span><span class="s">/build&quot;</span> \
 499                     <span class="o">%</span> <span class="p">{</span>
 500                         <span class="s">&quot;ns3_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;ns3Version&quot;</span><span class="p">),</span>
 501                         <span class="s">&quot;dce_version&quot;</span><span class="p">:</span> <span class="s">&quot;-</span><span class="si">%s</span><span class="s">&quot;</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;dceVersion&quot;</span><span class="p">)</span> \
 502                                 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">enable_dce</span> <span class="k">else</span> <span class="s">&quot;&quot;</span><span class="p">,</span>
 503                         <span class="s">&quot;build_mode&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;buildMode&quot;</span><span class="p">),</span>
 504                       <span class="p">}</span>
 505
 506         <span class="k">return</span> <span class="n">location</span>
 507
 508 </div>
 509     <span class="nd">@property</span>
 510 <div class="viewcode-block" id="LinuxNS3Simulation.ns3_src_location"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.ns3_src_location">[docs]</a>    <span class="k">def</span> <span class="nf">ns3_src_location</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 511         <span class="n">location</span> <span class="o">=</span> <span class="s">&quot;${SRC}/ns-3/</span><span class="si">%(ns3_version)s</span><span class="s">&quot;</span> \
 512                     <span class="o">%</span> <span class="p">{</span>
 513                         <span class="s">&quot;ns3_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;ns3Version&quot;</span><span class="p">),</span>
 514                       <span class="p">}</span>
 515
 516         <span class="k">return</span> <span class="n">location</span>
 517  </div>
 518     <span class="nd">@property</span>
 519 <div class="viewcode-block" id="LinuxNS3Simulation.dce_src_location"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.dce_src_location">[docs]</a>    <span class="k">def</span> <span class="nf">dce_src_location</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 520         <span class="n">location</span> <span class="o">=</span> <span class="s">&quot;${SRC}/ns-3-dce/</span><span class="si">%(dce_version)s</span><span class="s">&quot;</span> \
 521                    <span class="o">%</span> <span class="p">{</span>
 522                         <span class="s">&quot;dce_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;dceVersion&quot;</span><span class="p">),</span>
 523                      <span class="p">}</span>
 524
 525         <span class="k">return</span> <span class="n">location</span>
 526 </div>
 527     <span class="nd">@property</span>
 528     <span class="k">def</span> <span class="nf">_clone_ns3_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 529         <span class="n">source</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;sources&quot;</span><span class="p">)</span>
 530
 531         <span class="k">if</span> <span class="ow">not</span> <span class="n">source</span><span class="p">:</span>
 532             <span class="n">clone_ns3_cmd</span> <span class="o">=</span> <span class="s">&quot;hg clone </span><span class="si">%(ns3_repo)s</span><span class="s">/</span><span class="si">%(ns3_version)s</span><span class="s"> </span><span class="si">%(ns3_src)s</span><span class="s">&quot;</span> \
 533                     <span class="o">%</span> <span class="p">{</span>
 534                         <span class="s">&quot;ns3_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;ns3Version&quot;</span><span class="p">),</span>
 535                         <span class="s">&quot;ns3_repo&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_repo</span><span class="p">,</span>
 536                         <span class="s">&quot;ns3_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_src_location</span><span class="p">,</span>
 537                       <span class="p">}</span>
 538         <span class="k">else</span><span class="p">:</span>
 539             <span class="k">if</span> <span class="n">source</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="s">&quot;.tar.gz&quot;</span><span class="p">)</span> <span class="o">&gt;</span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
 540                 <span class="n">clone_ns3_cmd</span> <span class="o">=</span> <span class="p">(</span>
 541                             <span class="s">&quot;tar xzf ${SRC}/ns-3/</span><span class="si">%(basename)s</span><span class="s"> &quot;</span>
 542                             <span class="s">&quot; --strip-components=1 -C </span><span class="si">%(ns3_src)s</span><span class="s">&quot;</span>
 543                             <span class="p">)</span> <span class="o">%</span> <span class="p">{</span>
 544                                 <span class="s">&quot;basename&quot;</span><span class="p">:</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">source</span><span class="p">),</span>
 545                                 <span class="s">&quot;ns3_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_src_location</span><span class="p">,</span>
 546                                 <span class="p">}</span>
 547             <span class="k">elif</span> <span class="n">source</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="s">&quot;.tar&quot;</span><span class="p">)</span> <span class="o">&gt;</span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
 548                 <span class="n">clone_ns3_cmd</span> <span class="o">=</span> <span class="p">(</span>
 549                             <span class="s">&quot;tar xf ${SRC}/ns-3/</span><span class="si">%(basename)s</span><span class="s"> &quot;</span>
 550                             <span class="s">&quot; --strip-components=1 -C </span><span class="si">%(ns3_src)s</span><span class="s">&quot;</span>
 551                             <span class="p">)</span> <span class="o">%</span> <span class="p">{</span>
 552                                 <span class="s">&quot;basename&quot;</span><span class="p">:</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">source</span><span class="p">),</span>
 553                                 <span class="s">&quot;ns3_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_src_location</span><span class="p">,</span>
 554                                 <span class="p">}</span>
 555             <span class="k">elif</span> <span class="n">source</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="s">&quot;.zip&quot;</span><span class="p">)</span> <span class="o">&gt;</span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
 556                 <span class="n">basename</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">source</span><span class="p">)</span>
 557                 <span class="n">bare_basename</span> <span class="o">=</span> <span class="n">basename</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;.zip&quot;</span><span class="p">,</span> <span class="s">&quot;&quot;</span><span class="p">)</span>
 558
 559                 <span class="n">clone_ns3_cmd</span> <span class="o">=</span> <span class="p">(</span>
 560                             <span class="s">&quot;unzip ${SRC}/ns-3/</span><span class="si">%(basename)s</span><span class="s"> &amp;&amp; &quot;</span>
 561                             <span class="s">&quot;mv ${SRC}/ns-3/</span><span class="si">%(bare_basename)s</span><span class="s"> </span><span class="si">%(ns3_src)s</span><span class="s">&quot;</span>
 562                             <span class="p">)</span> <span class="o">%</span> <span class="p">{</span>
 563                                 <span class="s">&quot;bare_basename&quot;</span><span class="p">:</span> <span class="n">basename_name</span><span class="p">,</span>
 564                                 <span class="s">&quot;basename&quot;</span><span class="p">:</span> <span class="n">basename</span><span class="p">,</span>
 565                                 <span class="s">&quot;ns3_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_src_location</span><span class="p">,</span>
 566                                 <span class="p">}</span>
 567
 568         <span class="k">return</span> <span class="n">clone_ns3_cmd</span>
 569
 570     <span class="nd">@property</span>
 571     <span class="k">def</span> <span class="nf">_clone_dce_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 572         <span class="n">clone_dce_cmd</span> <span class="o">=</span> <span class="s">&quot; echo &#39;DCE will not be built&#39; &quot;</span>
 573
 574         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">enable_dce</span><span class="p">:</span>
 575             <span class="n">dce_version</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">dce_version</span>
 576             <span class="n">dce_tag</span> <span class="o">=</span> <span class="s">&quot;&quot;</span>
 577             <span class="k">if</span> <span class="n">dce_version</span> <span class="o">!=</span> <span class="s">&quot;dce-dev&quot;</span><span class="p">:</span>
 578                 <span class="n">dce_tag</span> <span class="o">=</span> <span class="s">&quot;-r </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="n">dce_version</span>
 579
 580             <span class="n">clone_dce_cmd</span> <span class="o">=</span> <span class="p">(</span>
 581                         <span class="c"># DCE installation</span>
 582                         <span class="c"># Test if dce is alredy cloned</span>
 583                         <span class="s">&quot; ( &quot;</span>
 584                         <span class="s">&quot;  ( &quot;</span>
 585                         <span class="s">&quot;    ( test -d </span><span class="si">%(dce_src)s</span><span class="s"> ) &quot;</span>
 586                         <span class="s">&quot;   &amp;&amp; echo &#39;dce binaries found, nothing to do&#39;&quot;</span>
 587                         <span class="s">&quot;  ) &quot;</span>
 588                         <span class="s">&quot; ) &quot;</span>
 589                         <span class="s">&quot;  || &quot;</span>
 590                         <span class="c"># Get dce source code</span>
 591                         <span class="s">&quot; ( &quot;</span>
 592                         <span class="s">&quot;   mkdir -p </span><span class="si">%(dce_src)s</span><span class="s"> &amp;&amp; &quot;</span>
 593                         <span class="s">&quot;   hg clone </span><span class="si">%(dce_repo)s</span><span class="s"> </span><span class="si">%(dce_tag)s</span><span class="s"> </span><span class="si">%(dce_src)s</span><span class="s">&quot;</span>
 594                         <span class="s">&quot; ) &quot;</span>
 595                      <span class="p">)</span> <span class="o">%</span> <span class="p">{</span>
 596                             <span class="s">&quot;dce_repo&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">dce_repo</span><span class="p">,</span>
 597                             <span class="s">&quot;dce_tag&quot;</span><span class="p">:</span> <span class="n">dce_tag</span><span class="p">,</span>
 598                             <span class="s">&quot;dce_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">dce_src_location</span><span class="p">,</span>
 599                          <span class="p">}</span>
 600
 601         <span class="k">return</span> <span class="n">clone_dce_cmd</span>
 602
 603     <span class="nd">@property</span>
 604     <span class="k">def</span> <span class="nf">_build</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 605         <span class="c"># If the user defined local sources for ns-3, we uncompress the sources</span>
 606         <span class="c"># on the remote sources directory. Else we clone ns-3 from the official repo.</span>
 607         <span class="n">clone_ns3_cmd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_clone_ns3_command</span>
 608         <span class="n">clone_dce_cmd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_clone_dce_command</span>
 609
 610         <span class="n">ns3_build_cmd</span> <span class="o">=</span> <span class="p">(</span>
 611                 <span class="c"># NS3 installation</span>
 612                 <span class="s">&quot;( &quot;</span>
 613                 <span class="s">&quot; ( &quot;</span>
 614                 <span class="c"># Test if ns-3 is alredy cloned</span>
 615                 <span class="s">&quot;  ((( test -d </span><span class="si">%(ns3_src)s</span><span class="s"> ) || &quot;</span>
 616                 <span class="s">&quot;    ( test -d ${NS3BINDINGS:=&#39;None&#39;} &amp;&amp; test -d ${NS3LIBRARIES:=&#39;None&#39;})) &quot;</span>
 617                 <span class="s">&quot;  &amp;&amp; echo &#39;ns-3 binaries found, nothing to do&#39; )&quot;</span>
 618                 <span class="s">&quot; ) &quot;</span>
 619                 <span class="s">&quot;  || &quot;</span>
 620                 <span class="c"># If not, install ns-3 and its dependencies</span>
 621                 <span class="s">&quot; (   &quot;</span>
 622                 <span class="c"># Install pygccxml</span>
 623                 <span class="s">&quot;   (   &quot;</span>
 624                 <span class="s">&quot;     ( &quot;</span>
 625                 <span class="s">&quot;       python -c &#39;import pygccxml&#39; &amp;&amp; &quot;</span>
 626                 <span class="s">&quot;       echo &#39;pygccxml not found&#39; &quot;</span>
 627                 <span class="s">&quot;     ) &quot;</span>
 628                 <span class="s">&quot;      || &quot;</span>
 629                 <span class="s">&quot;     ( &quot;</span>
 630                 <span class="s">&quot;       tar xf ${SRC}/</span><span class="si">%(pygccxml_version)s</span><span class="s">.tar.gz -C ${SRC} &amp;&amp; &quot;</span>
 631                 <span class="s">&quot;       cd ${SRC}/</span><span class="si">%(pygccxml_version)s</span><span class="s"> &amp;&amp; &quot;</span>
 632                 <span class="s">&quot;       python setup.py build &amp;&amp; &quot;</span>
 633                 <span class="s">&quot;       sudo -S python setup.py install &quot;</span>
 634                 <span class="s">&quot;     ) &quot;</span>
 635                 <span class="s">&quot;   ) &quot;</span>
 636                 <span class="c"># Install pybindgen</span>
 637                 <span class="s">&quot;  &amp;&amp; &quot;</span>
 638                 <span class="s">&quot;   (   &quot;</span>
 639                 <span class="s">&quot;     ( &quot;</span>
 640                 <span class="s">&quot;       test -d ${SRC}/pybindgen/</span><span class="si">%(pybindgen_version)s</span><span class="s"> &amp;&amp; &quot;</span>
 641                 <span class="s">&quot;       echo &#39;binaries found, nothing to do&#39; &quot;</span>
 642                 <span class="s">&quot;     ) &quot;</span>
 643                 <span class="s">&quot;      || &quot;</span>
 644                 <span class="c"># If not, clone and build</span>
 645                 <span class="s">&quot;      ( cd ${SRC} &amp;&amp; &quot;</span>
 646                 <span class="s">&quot;        mkdir -p ${SRC}/pybindgen &amp;&amp; &quot;</span>
 647                 <span class="s">&quot;        bzr checkout lp:pybindgen -r </span><span class="si">%(pybindgen_version)s</span><span class="s"> ${SRC}/pybindgen/</span><span class="si">%(pybindgen_version)s</span><span class="s"> &amp;&amp; &quot;</span>
 648                 <span class="s">&quot;        cd ${SRC}/pybindgen/</span><span class="si">%(pybindgen_version)s</span><span class="s"> &amp;&amp; &quot;</span>
 649                 <span class="s">&quot;        ./waf configure &amp;&amp; &quot;</span>
 650                 <span class="s">&quot;        ./waf &quot;</span>
 651                 <span class="s">&quot;      ) &quot;</span>
 652                 <span class="s">&quot;   ) &quot;</span>
 653                 <span class="s">&quot; &amp;&amp; &quot;</span>
 654                 <span class="c"># Get ns-3 source code</span>
 655                 <span class="s">&quot;  ( &quot;</span>
 656                 <span class="s">&quot;     mkdir -p </span><span class="si">%(ns3_src)s</span><span class="s"> &amp;&amp; &quot;</span>
 657                 <span class="s">&quot;     </span><span class="si">%(clone_ns3_cmd)s</span><span class="s"> &quot;</span>
 658                 <span class="s">&quot;  ) &quot;</span>
 659                 <span class="s">&quot; ) &quot;</span>
 660                 <span class="s">&quot;) &quot;</span>
 661                 <span class="s">&quot; &amp;&amp; &quot;</span>
 662                 <span class="s">&quot;( &quot;</span>
 663                 <span class="s">&quot;   </span><span class="si">%(clone_dce_cmd)s</span><span class="s"> &quot;</span>
 664                 <span class="s">&quot;) &quot;</span>
 665              <span class="p">)</span> <span class="o">%</span> <span class="p">{</span>
 666                     <span class="s">&quot;ns3_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_src_location</span><span class="p">,</span>
 667                     <span class="s">&quot;pybindgen_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;pybindgenVersion&quot;</span><span class="p">),</span>
 668                     <span class="s">&quot;pygccxml_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">pygccxml_version</span><span class="p">,</span>
 669                     <span class="s">&quot;clone_ns3_cmd&quot;</span><span class="p">:</span> <span class="n">clone_ns3_cmd</span><span class="p">,</span>
 670                     <span class="s">&quot;clone_dce_cmd&quot;</span><span class="p">:</span> <span class="n">clone_dce_cmd</span><span class="p">,</span>
 671                  <span class="p">}</span>
 672
 673         <span class="k">return</span> <span class="n">ns3_build_cmd</span>
 674
 675     <span class="nd">@property</span>
 676     <span class="k">def</span> <span class="nf">_install_dce_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 677         <span class="n">install_dce_cmd</span> <span class="o">=</span> <span class="s">&quot; echo &#39;DCE will not be installed&#39;&quot;</span>
 678
 679         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">enable_dce</span><span class="p">:</span>
 680             <span class="n">install_dce_cmd</span> <span class="o">=</span> <span class="p">(</span>
 681                         <span class="s">&quot; ( &quot;</span>
 682                         <span class="s">&quot;   ((test -d </span><span class="si">%(ns3_build)s</span><span class="s">/bin_dce ) &amp;&amp; &quot;</span>
 683                         <span class="s">&quot;    echo &#39;dce binaries found, nothing to do&#39; )&quot;</span>
 684                         <span class="s">&quot; ) &quot;</span>
 685                         <span class="s">&quot; ||&quot;</span>
 686                         <span class="s">&quot; (   &quot;</span>
 687                          <span class="c"># If not, copy build to dce</span>
 688                         <span class="s">&quot;  cd </span><span class="si">%(dce_src)s</span><span class="s"> &amp;&amp; &quot;</span>
 689                         <span class="s">&quot;  rm -rf </span><span class="si">%(dce_src)s</span><span class="s">/build &amp;&amp; &quot;</span>
 690                         <span class="s">&quot;  ./waf configure </span><span class="si">%(enable_opt)s</span><span class="s"> --with-pybindgen=${SRC}/pybindgen/</span><span class="si">%(pybindgen_version)s</span><span class="s"> &quot;</span>
 691                         <span class="s">&quot;  --prefix=</span><span class="si">%(ns3_build)s</span><span class="s"> --with-ns3=</span><span class="si">%(ns3_build)s</span><span class="s"> &amp;&amp; &quot;</span>
 692                         <span class="s">&quot;  ./waf build &amp;&amp; &quot;</span>
 693                         <span class="s">&quot;  ./waf install &amp;&amp; &quot;</span>
 694                         <span class="s">&quot;  [ ! -e </span><span class="si">%(ns3_build)s</span><span class="s">/lib/python/site-packages/ns/dce.so ] &amp;&amp; &quot;</span>
 695                         <span class="s">&quot;   mv </span><span class="si">%(ns3_build)s</span><span class="s">/lib*/python*/site-packages/ns/dce.so </span><span class="si">%(ns3_build)s</span><span class="s">/lib/python/site-packages/ns/ &quot;</span>
 696                         <span class="s">&quot; )&quot;</span>
 697                 <span class="p">)</span> <span class="o">%</span> <span class="p">{</span>
 698                     <span class="s">&quot;pybindgen_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;pybindgenVersion&quot;</span><span class="p">),</span>
 699                     <span class="s">&quot;enable_opt&quot;</span><span class="p">:</span> <span class="s">&quot;--enable-opt&quot;</span> <span class="k">if</span>  <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;buildMode&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="s">&quot;optimized&quot;</span> <span class="k">else</span> <span class="s">&quot;&quot;</span><span class="p">,</span>
 700                     <span class="s">&quot;ns3_build&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_build_location</span><span class="p">,</span>
 701                     <span class="s">&quot;dce_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">dce_src_location</span><span class="p">,</span>
 702                      <span class="p">}</span>
 703
 704         <span class="k">return</span> <span class="n">install_dce_cmd</span>
 705
 706     <span class="nd">@property</span>
 707     <span class="k">def</span> <span class="nf">_install</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 708         <span class="n">install_dce_cmd</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_install_dce_command</span>
 709
 710         <span class="n">install_ns3_cmd</span> <span class="o">=</span> <span class="p">(</span>
 711                  <span class="c"># Test if ns-3 is alredy installed</span>
 712                 <span class="s">&quot;(&quot;</span>
 713                 <span class="s">&quot; ( &quot;</span>
 714                 <span class="s">&quot;  ( ( (test -d </span><span class="si">%(ns3_build)s</span><span class="s">/lib ) || &quot;</span>
 715                 <span class="s">&quot;    (test -d ${NS3BINDINGS:=&#39;None&#39;} &amp;&amp; test -d ${NS3LIBRARIES:=&#39;None&#39;}) ) &amp;&amp; &quot;</span>
 716                 <span class="s">&quot;    echo &#39;binaries found, nothing to do&#39; )&quot;</span>
 717                 <span class="s">&quot; ) &quot;</span>
 718                 <span class="s">&quot; ||&quot;</span>
 719                 <span class="s">&quot; (   &quot;</span>
 720                  <span class="c"># If not, copy ns-3 build to bin</span>
 721                 <span class="s">&quot;  mkdir -p </span><span class="si">%(ns3_build)s</span><span class="s"> &amp;&amp; &quot;</span>
 722                 <span class="s">&quot;  cd </span><span class="si">%(ns3_src)s</span><span class="s"> &amp;&amp; &quot;</span>
 723                 <span class="s">&quot;  rm -rf </span><span class="si">%(ns3_src)s</span><span class="s">/build &amp;&amp; &quot;</span>
 724                 <span class="s">&quot;  ./waf configure -d </span><span class="si">%(build_mode)s</span><span class="s"> --with-pybindgen=${SRC}/pybindgen/</span><span class="si">%(pybindgen_version)s</span><span class="s"> &quot;</span>
 725                 <span class="s">&quot;  --prefix=</span><span class="si">%(ns3_build)s</span><span class="s"> &amp;&amp; &quot;</span>
 726                 <span class="s">&quot;  ./waf build &amp;&amp; &quot;</span>
 727                 <span class="s">&quot;  ./waf install &amp;&amp; &quot;</span>
 728                 <span class="s">&quot;  mv </span><span class="si">%(ns3_build)s</span><span class="s">/lib*/python* </span><span class="si">%(ns3_build)s</span><span class="s">/lib/python &quot;</span>
 729                 <span class="s">&quot; )&quot;</span>
 730                 <span class="s">&quot;) &quot;</span>
 731                 <span class="s">&quot; &amp;&amp; &quot;</span>
 732                 <span class="s">&quot;( &quot;</span>
 733                 <span class="s">&quot;   </span><span class="si">%(install_dce_cmd)s</span><span class="s"> &quot;</span>
 734                 <span class="s">&quot;) &quot;</span>
 735               <span class="p">)</span> <span class="o">%</span> <span class="p">{</span>
 736                     <span class="s">&quot;pybindgen_version&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;pybindgenVersion&quot;</span><span class="p">),</span>
 737                     <span class="s">&quot;build_mode&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;buildMode&quot;</span><span class="p">),</span>
 738                     <span class="s">&quot;install_dce_cmd&quot;</span><span class="p">:</span> <span class="n">install_dce_cmd</span><span class="p">,</span>
 739                     <span class="s">&quot;ns3_build&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_build_location</span><span class="p">,</span>
 740                     <span class="s">&quot;ns3_src&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_src_location</span><span class="p">,</span>
 741                  <span class="p">}</span>
 742
 743         <span class="k">return</span> <span class="n">install_ns3_cmd</span>
 744
 745     <span class="nd">@property</span>
 746     <span class="k">def</span> <span class="nf">_environment</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 747         <span class="n">env</span> <span class="o">=</span> <span class="p">[]</span>
 748         <span class="n">env</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;PYTHONPATH=$PYTHONPATH:${NS3BINDINGS:=</span><span class="si">%(ns3_build)s</span><span class="s">/lib/python/site-packages}&quot;</span> <span class="o">%</span> <span class="p">{</span>
 749                     <span class="s">&quot;ns3_build&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_build_location</span>
 750                  <span class="p">})</span>
 751         <span class="c"># If NS3LIBRARIES is defined and not empty, assign its value, </span>
 752         <span class="c"># if not assign ns3_build_home/lib/ to NS3LIBRARIES and LD_LIBARY_PATH</span>
 753         <span class="n">env</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;LD_LIBRARY_PATH=${NS3LIBRARIES:=</span><span class="si">%(ns3_build)s</span><span class="s">/lib}&quot;</span> <span class="o">%</span> <span class="p">{</span>
 754                     <span class="s">&quot;ns3_build&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">ns3_build_location</span>
 755                  <span class="p">})</span>
 756         <span class="n">env</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;DCE_PATH=$NS3LIBRARIES/../bin_dce&quot;</span><span class="p">)</span>
 757         <span class="n">env</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;DCE_ROOT=$NS3LIBRARIES/..&quot;</span><span class="p">)</span>
 758
 759         <span class="k">return</span> <span class="s">&quot; &quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">env</span><span class="p">)</span>
 760
 761 <div class="viewcode-block" id="LinuxNS3Simulation.replace_paths"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.replace_paths">[docs]</a>    <span class="k">def</span> <span class="nf">replace_paths</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">command</span><span class="p">):</span>
 762         <span class="sd">&quot;&quot;&quot;</span>
 763 <span class="sd">        Replace all special path tags with shell-escaped actual paths.</span>
 764 <span class="sd">        &quot;&quot;&quot;</span>
 765         <span class="k">return</span> <span class="p">(</span> <span class="n">command</span>
 766             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${USR}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">usr_dir</span><span class="p">)</span>
 767             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${LIB}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">lib_dir</span><span class="p">)</span>
 768             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${BIN}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">bin_dir</span><span class="p">)</span>
 769             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${SRC}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">src_dir</span><span class="p">)</span>
 770             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${SHARE}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">share_dir</span><span class="p">)</span>
 771             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${EXP}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">exp_dir</span><span class="p">)</span>
 772             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${EXP_HOME}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">exp_home</span><span class="p">)</span>
 773             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${APP_HOME}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">app_home</span><span class="p">)</span>
 774             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${RUN_HOME}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">run_home</span><span class="p">)</span>
 775             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${NODE_HOME}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">node_home</span><span class="p">)</span>
 776             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${HOME}&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">home_dir</span><span class="p">)</span>
 777             <span class="c"># If NS3LIBRARIES is defined and not empty, use that value, </span>
 778             <span class="c"># if not use ns3_build_home/lib/</span>
 779             <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">&quot;${BIN_DCE}&quot;</span><span class="p">,</span> <span class="s">&quot;${NS3LIBRARIES-</span><span class="si">%s</span><span class="s">/lib}/../bin_dce&quot;</span> <span class="o">%</span> \
 780                     <span class="bp">self</span><span class="o">.</span><span class="n">ns3_build_location</span><span class="p">)</span>
 781             <span class="p">)</span>
 782 </div>
 783 <div class="viewcode-block" id="LinuxNS3Simulation.valid_connection"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.valid_connection">[docs]</a>    <span class="k">def</span> <span class="nf">valid_connection</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">guid</span><span class="p">):</span>
 784         <span class="c"># TODO: Validate!</span>
 785         <span class="k">return</span> <span class="bp">True</span>
 786 </div>
 787 <div class="viewcode-block" id="LinuxNS3Simulation.wait_remote_socket"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ns3.html#nepi.resources.linux.ns3.ns3simulation.LinuxNS3Simulation.wait_remote_socket">[docs]</a>    <span class="k">def</span> <span class="nf">wait_remote_socket</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 788         <span class="sd">&quot;&quot;&quot; Waits until the remote socket is created</span>
 789 <span class="sd">        &quot;&quot;&quot;</span>
 790         <span class="n">command</span> <span class="o">=</span> <span class="s">&quot; [ -e </span><span class="si">%s</span><span class="s"> ] &amp;&amp; echo &#39;DONE&#39; &quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">remote_socket</span>
 791
 792         <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">xrange</span><span class="p">(</span><span class="mi">200</span><span class="p">):</span>
 793             <span class="p">(</span><span class="n">out</span><span class="p">,</span> <span class="n">err</span><span class="p">),</span> <span class="n">proc</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">command</span><span class="p">,</span> <span class="n">retry</span> <span class="o">=</span> <span class="mi">1</span><span class="p">,</span>
 794                     <span class="n">with_lock</span> <span class="o">=</span> <span class="bp">True</span><span class="p">)</span>
 795
 796             <span class="k">if</span> <span class="n">out</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="s">&quot;DONE&quot;</span><span class="p">)</span> <span class="o">&gt;</span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
 797                 <span class="k">break</span>
 798         <span class="k">else</span><span class="p">:</span>
 799             <span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="s">&quot;Remote socket not found at </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> \
 800                     <span class="bp">self</span><span class="o">.</span><span class="n">remote_socket</span><span class="p">)</span>
 801
 802 </pre></div></div></div>
 803
 804           </div>
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