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+ <h1>Source code for nepi.resources.planetlab.vroute</h1><div class="highlight"><pre>
+<span class="c">#</span>
+<span class="c"># NEPI, a framework to manage network experiments</span>
+<span class="c"># Copyright (C) 2013 INRIA</span>
+<span class="c">#</span>
+<span class="c"># This program is free software: you can redistribute it and/or modify</span>
+<span class="c"># it under the terms of the GNU General Public License version 2 as</span>
+<span class="c"># published by the Free Software Foundation;</span>
+<span class="c">#</span>
+<span class="c"># This program is distributed in the hope that it will be useful,</span>
+<span class="c"># but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
+<span class="c"># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
+<span class="c"># GNU General Public License for more details.</span>
+<span class="c">#</span>
+<span class="c"># You should have received a copy of the GNU General Public License</span>
+<span class="c"># along with this program. If not, see <http://www.gnu.org/licenses/>.</span>
+<span class="c">#</span>
+<span class="c"># Author: Alina Quereilhac <alina.quereilhac@inria.fr></span>
+
+<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>
+<span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">clsinit_copy</span><span class="p">,</span> <span class="n">ResourceState</span>
+<span class="kn">from</span> <span class="nn">nepi.resources.linux.application</span> <span class="kn">import</span> <span class="n">LinuxApplication</span>
+<span class="kn">from</span> <span class="nn">nepi.resources.planetlab.node</span> <span class="kn">import</span> <span class="n">PlanetlabNode</span>
+<span class="kn">from</span> <span class="nn">nepi.resources.planetlab.tap</span> <span class="kn">import</span> <span class="n">PlanetlabTap</span>
+<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>
+
+<span class="kn">import</span> <span class="nn">os</span>
+<span class="kn">import</span> <span class="nn">time</span>
+
+<span class="n">PYTHON_VSYS_VERSION</span> <span class="o">=</span> <span class="s">"1.0"</span>
+
+<span class="nd">@clsinit_copy</span>
+<div class="viewcode-block" id="PlanetlabVroute"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute">[docs]</a><span class="k">class</span> <span class="nc">PlanetlabVroute</span><span class="p">(</span><span class="n">LinuxApplication</span><span class="p">):</span>
+ <span class="n">_rtype</span> <span class="o">=</span> <span class="s">"planetlab::Vroute"</span>
+ <span class="n">_help</span> <span class="o">=</span> <span class="s">"Creates a Vroute on a PlanetLab host"</span>
+ <span class="n">_platform</span> <span class="o">=</span> <span class="s">"planetlab"</span>
+
+ <span class="nd">@classmethod</span>
+ <span class="k">def</span> <span class="nf">_register_attributes</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
+ <span class="n">action</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"action"</span><span class="p">,</span> <span class="s">"Either add or del"</span><span class="p">,</span>
+ <span class="n">allowed</span> <span class="o">=</span> <span class="p">[</span><span class="s">"add"</span><span class="p">,</span> <span class="s">"del"</span><span class="p">],</span>
+ <span class="n">default</span> <span class="o">=</span> <span class="s">"add"</span><span class="p">,</span>
+ <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
+
+ <span class="n">prefix</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"prefix"</span><span class="p">,</span> <span class="s">"IPv4 Prefix"</span><span class="p">,</span>
+ <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
+
+ <span class="n">nexthop</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"nexthop"</span><span class="p">,</span> <span class="s">"IPv4 Address of the next hop"</span><span class="p">,</span>
+ <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
+
+ <span class="n">network</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"network"</span><span class="p">,</span> <span class="s">"IPv4 Network Address"</span><span class="p">,</span>
+ <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
+
+ <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">action</span><span class="p">)</span>
+ <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">prefix</span><span class="p">)</span>
+ <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">nexthop</span><span class="p">)</span>
+ <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">network</span><span class="p">)</span>
+
+ <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>
+ <span class="nb">super</span><span class="p">(</span><span class="n">PlanetlabVroute</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_home</span> <span class="o">=</span> <span class="s">"vroute-</span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">guid</span>
+
+ <span class="nd">@property</span>
+<div class="viewcode-block" id="PlanetlabVroute.tap"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.tap">[docs]</a> <span class="k">def</span> <span class="nf">tap</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="n">tap</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connected</span><span class="p">(</span><span class="n">PlanetlabTap</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">())</span>
+ <span class="k">if</span> <span class="n">tap</span><span class="p">:</span> <span class="k">return</span> <span class="n">tap</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
+ <span class="k">return</span> <span class="bp">None</span>
+</div>
+ <span class="nd">@property</span>
+<div class="viewcode-block" id="PlanetlabVroute.node"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.node">[docs]</a> <span class="k">def</span> <span class="nf">node</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="n">node</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">tap</span><span class="o">.</span><span class="n">get_connected</span><span class="p">(</span><span class="n">PlanetlabNode</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">())</span>
+ <span class="k">if</span> <span class="n">node</span><span class="p">:</span> <span class="k">return</span> <span class="n">node</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
+ <span class="k">return</span> <span class="bp">None</span>
+</div>
+<div class="viewcode-block" id="PlanetlabVroute.upload_sources"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.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>
+ <span class="c"># upload vif-creation python script</span>
+ <span class="n">pl_vroute</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">"scripts"</span><span class="p">,</span>
+ <span class="s">"pl-vroute.py"</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">upload</span><span class="p">(</span><span class="n">pl_vroute</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">"pl-vroute.py"</span><span class="p">),</span>
+ <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">False</span><span class="p">)</span>
+
+ <span class="c"># upload stop.sh script</span>
+ <span class="n">stop_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="bp">self</span><span class="o">.</span><span class="n">_stop_command</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">upload</span><span class="p">(</span><span class="n">stop_command</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">app_home</span><span class="p">,</span> <span class="s">"stop.sh"</span><span class="p">),</span>
+ <span class="n">text</span> <span class="o">=</span> <span class="bp">True</span><span class="p">,</span>
+ <span class="c"># Overwrite file every time. </span>
+ <span class="c"># The stop.sh has the path to the socket, wich should change</span>
+ <span class="c"># on every experiment run.</span>
+ <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">True</span><span class="p">)</span>
+</div>
+<div class="viewcode-block" id="PlanetlabVroute.upload_start_command"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.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>
+ <span class="c"># Overwrite file every time. </span>
+ <span class="c"># The stop.sh has the path to the socket, wich should change</span>
+ <span class="c"># on every experiment run.</span>
+ <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">"command"</span><span class="p">)</span>
+ <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">"start.sh"</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">run_and_wait</span><span class="p">(</span><span class="n">command</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="n">shfile</span><span class="o">=</span><span class="n">shfile</span><span class="p">,</span>
+ <span class="n">overwrite</span><span class="o">=</span><span class="bp">True</span><span class="p">)</span>
+ </div>
+<div class="viewcode-block" id="PlanetlabVroute.do_deploy"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.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>
+ <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">tap</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">tap</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">PROVISIONED</span><span class="p">:</span>
+ <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>
+ <span class="k">else</span><span class="p">:</span>
+ <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">"command"</span><span class="p">):</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">"command"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_start_command</span><span class="p">)</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">do_discover</span><span class="p">()</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">do_provision</span><span class="p">()</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s">"----- READY ---- "</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">set_ready</span><span class="p">()</span>
+</div>
+<div class="viewcode-block" id="PlanetlabVroute.do_start"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.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>
+ <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>
+ <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">"command"</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s">"Starting command '</span><span class="si">%s</span><span class="s">'"</span> <span class="o">%</span> <span class="n">command</span><span class="p">)</span>
+
+ <span class="c"># Vroute started during deployment</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">set_started</span><span class="p">()</span>
+ <span class="k">else</span><span class="p">:</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">" Failed to execute command '</span><span class="si">%s</span><span class="s">'"</span> <span class="o">%</span> <span class="n">command</span>
+ <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>
+ <span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</span>
+</div>
+<div class="viewcode-block" id="PlanetlabVroute.do_stop"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.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>
+
+ <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">'command'</span><span class="p">)</span> <span class="ow">or</span> <span class="s">''</span>
+
+ <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>
+ <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s">"Stopping command '</span><span class="si">%s</span><span class="s">'"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">_stop_command</span><span class="p">)</span>
+
+ <span class="n">command</span> <span class="o">=</span> <span class="s">"bash </span><span class="si">%s</span><span class="s">"</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">"stop.sh"</span><span class="p">)</span>
+ <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">execute_command</span><span class="p">(</span><span class="n">command</span><span class="p">,</span>
+ <span class="n">blocking</span> <span class="o">=</span> <span class="bp">True</span><span class="p">)</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">set_stopped</span><span class="p">()</span>
+</div>
+<div class="viewcode-block" id="PlanetlabVroute.do_release"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.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>
+ <span class="c"># Node needs to wait until all associated RMs are released</span>
+ <span class="c"># to be released</span>
+ <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">"tearDown"</span><span class="p">):</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">"tearDown"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_tear_down_command</span><span class="p">())</span>
+
+ <span class="nb">super</span><span class="p">(</span><span class="n">PlanetlabVroute</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>
+</div>
+ <span class="k">def</span> <span class="nf">_tear_down_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</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">"action"</span><span class="p">)</span> <span class="o">==</span> <span class="s">"del"</span><span class="p">:</span>
+ <span class="k">return</span>
+
+ <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_stop_command</span>
+
+ <span class="nd">@property</span>
+ <span class="k">def</span> <span class="nf">_start_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="n">command</span> <span class="o">=</span> <span class="p">[</span><span class="s">"sudo -S python ${SRC}/pl-vroute.py"</span><span class="p">]</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-a </span><span class="si">%s</span><span class="s">"</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">"action"</span><span class="p">))</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-n </span><span class="si">%s</span><span class="s">"</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">"network"</span><span class="p">))</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-p </span><span class="si">%s</span><span class="s">"</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">"prefix"</span><span class="p">))</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-g </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">tap</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"pointopoint"</span><span class="p">))</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-f </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">tap</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"deviceName"</span><span class="p">))</span>
+ <span class="n">command</span> <span class="o">=</span> <span class="s">" "</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">command</span><span class="p">)</span>
+
+ <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>
+ <span class="k">return</span> <span class="n">command</span>
+
+ <span class="nd">@property</span>
+ <span class="k">def</span> <span class="nf">_stop_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="n">command</span> <span class="o">=</span> <span class="p">[</span><span class="s">"sudo -S python ${SRC}/pl-vroute.py"</span><span class="p">]</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-a </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="s">"del"</span><span class="p">)</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-n </span><span class="si">%s</span><span class="s">"</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">"network"</span><span class="p">))</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-p </span><span class="si">%s</span><span class="s">"</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">"prefix"</span><span class="p">))</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-g </span><span class="si">%s</span><span class="s">"</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">"nexthop"</span><span class="p">))</span>
+ <span class="n">command</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-f </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">tap</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"deviceName"</span><span class="p">))</span>
+ <span class="n">command</span> <span class="o">=</span> <span class="s">" "</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">command</span><span class="p">)</span>
+
+ <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>
+ <span class="k">return</span> <span class="n">command</span>
+
+<div class="viewcode-block" id="PlanetlabVroute.valid_connection"><a class="viewcode-back" href="../../../../_layout/nepi.resources.planetlab.html#nepi.resources.planetlab.vroute.PlanetlabVroute.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>
+ <span class="c"># TODO: Validate!</span>
+ <span class="k">return</span> <span class="bp">True</span>
+</pre></div></div></div>
+
+ </div>
+ </div>
+ </div>
+ <div class="clearer"></div>
+ </div>
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