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+ <h1>Source code for nepi.resources.omf.interface</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="c"># Julien Tribino <julien.tribino@inria.fr></span>
+
+<span class="kn">import</span> <span class="nn">os</span><span class="o">,</span> <span class="nn">time</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="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> \
+ <span class="n">ResourceState</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="kn">from</span> <span class="nn">nepi.resources.omf.node</span> <span class="kn">import</span> <span class="n">OMFNode</span><span class="p">,</span> <span class="n">confirmation_counter</span><span class="p">,</span> <span class="n">reschedule_check</span>
+<span class="kn">from</span> <span class="nn">nepi.resources.omf.omf_resource</span> <span class="kn">import</span> <span class="n">ResourceGateway</span><span class="p">,</span> <span class="n">OMFResource</span>
+<span class="kn">from</span> <span class="nn">nepi.resources.omf.channel</span> <span class="kn">import</span> <span class="n">OMFChannel</span>
+<span class="kn">from</span> <span class="nn">nepi.resources.omf.omf_api_factory</span> <span class="kn">import</span> <span class="n">OMFAPIFactory</span>
+
+<span class="nd">@clsinit_copy</span>
+<div class="viewcode-block" id="OMFWifiInterface"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface">[docs]</a><span class="k">class</span> <span class="nc">OMFWifiInterface</span><span class="p">(</span><span class="n">OMFResource</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> .. class:: Class Args :</span>
+<span class="sd"> </span>
+<span class="sd"> :param ec: The Experiment controller</span>
+<span class="sd"> :type ec: ExperimentController</span>
+<span class="sd"> :param guid: guid of the RM</span>
+<span class="sd"> :type guid: int</span>
+
+<span class="sd"> """</span>
+ <span class="n">_rtype</span> <span class="o">=</span> <span class="s">"omf::WifiInterface"</span>
+ <span class="n">_authorized_connections</span> <span class="o">=</span> <span class="p">[</span><span class="s">"omf::Node"</span> <span class="p">,</span> <span class="s">"omf::Channel"</span><span class="p">,</span> <span class="s">"wilabt::sfa::Node"</span><span class="p">]</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="sd">"""Register the attributes of an OMF interface </span>
+
+<span class="sd"> """</span>
+ <span class="n">name</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"name"</span><span class="p">,</span><span class="s">"Alias of the interface : wlan0, wlan1, .."</span><span class="p">,</span> <span class="n">default</span> <span class="o">=</span> <span class="s">"wlan0"</span><span class="p">)</span>
+ <span class="n">mode</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"mode"</span><span class="p">,</span><span class="s">"Mode of the interface"</span><span class="p">)</span>
+ <span class="n">hw_mode</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"hw_mode"</span><span class="p">,</span><span class="s">"Choose between : a, b, g, n"</span><span class="p">)</span>
+ <span class="n">essid</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"essid"</span><span class="p">,</span><span class="s">"Essid of the interface"</span><span class="p">)</span>
+ <span class="n">ip</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"ip"</span><span class="p">,</span><span class="s">"IP of the interface"</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">name</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">mode</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">hw_mode</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">essid</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">ip</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="sd">"""</span>
+<span class="sd"> :param ec: The Experiment controller</span>
+<span class="sd"> :type ec: ExperimentController</span>
+<span class="sd"> :param guid: guid of the RM</span>
+<span class="sd"> :type guid: int</span>
+<span class="sd"> :param creds: Credentials to communicate with the rm (XmppClient for OMF)</span>
+<span class="sd"> :type creds: dict</span>
+
+<span class="sd"> """</span>
+ <span class="nb">super</span><span class="p">(</span><span class="n">OMFWifiInterface</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">_conf</span> <span class="o">=</span> <span class="bp">False</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">alias</span> <span class="o">=</span> <span class="bp">None</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_type</span> <span class="o">=</span> <span class="bp">None</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">create_id</span> <span class="o">=</span> <span class="bp">None</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_create_cnt</span> <span class="o">=</span> <span class="mi">0</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">release_id</span> <span class="o">=</span> <span class="bp">None</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_release_cnt</span> <span class="o">=</span> <span class="mi">0</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_topic_iface</span> <span class="o">=</span> <span class="bp">None</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span> <span class="o">=</span> <span class="bp">None</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_type</span> <span class="o">=</span> <span class="s">""</span>
+
+ <span class="c"># For performance tests</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">perf</span> <span class="o">=</span> <span class="bp">True</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">begin_deploy_time</span> <span class="o">=</span> <span class="bp">None</span>
+
+<div class="viewcode-block" id="OMFWifiInterface.valid_connection"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.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="sd">""" Check if the connection with the guid in parameter is possible. </span>
+<span class="sd"> Only meaningful connections are allowed.</span>
+
+<span class="sd"> :param guid: Guid of the current RM</span>
+<span class="sd"> :type guid: int</span>
+<span class="sd"> :rtype: Boolean</span>
+
+<span class="sd"> """</span>
+ <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>
+ <span class="k">if</span> <span class="n">rm</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">()</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">_authorized_connections</span><span class="p">:</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Connection between </span><span class="si">%s</span><span class="s"> </span><span class="si">%s</span><span class="s"> and </span><span class="si">%s</span><span class="s"> </span><span class="si">%s</span><span class="s"> accepted"</span> <span class="o">%</span> \
+ <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">(),</span> <span class="bp">self</span><span class="o">.</span><span class="n">_guid</span><span class="p">,</span> <span class="n">rm</span><span class="o">.</span><span class="n">get_rtype</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">debug</span><span class="p">(</span><span class="n">msg</span><span class="p">)</span>
+ <span class="k">return</span> <span class="bp">True</span>
+
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Connection between </span><span class="si">%s</span><span class="s"> </span><span class="si">%s</span><span class="s"> and </span><span class="si">%s</span><span class="s"> </span><span class="si">%s</span><span class="s"> refused"</span> <span class="o">%</span> \
+ <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">(),</span> <span class="bp">self</span><span class="o">.</span><span class="n">_guid</span><span class="p">,</span> <span class="n">rm</span><span class="o">.</span><span class="n">get_rtype</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">debug</span><span class="p">(</span><span class="n">msg</span><span class="p">)</span>
+ <span class="k">return</span> <span class="bp">False</span>
+</div>
+ <span class="nd">@property</span>
+<div class="viewcode-block" id="OMFWifiInterface.exp_id"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.exp_id">[docs]</a> <span class="k">def</span> <span class="nf">exp_id</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">ec</span><span class="o">.</span><span class="n">exp_id</span>
+</div>
+ <span class="nd">@property</span>
+<div class="viewcode-block" id="OMFWifiInterface.node"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.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">rm_list</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">OMFNode</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">())</span>
+ <span class="k">if</span> <span class="n">rm_list</span><span class="p">:</span> <span class="k">return</span> <span class="n">rm_list</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="OMFWifiInterface.channel"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.channel">[docs]</a> <span class="k">def</span> <span class="nf">channel</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="n">rm_list</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">OMFChannel</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">())</span>
+ <span class="k">if</span> <span class="n">rm_list</span><span class="p">:</span> <span class="k">return</span> <span class="n">rm_list</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="OMFWifiInterface.configure_iface"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.configure_iface">[docs]</a> <span class="k">def</span> <span class="nf">configure_iface</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="sd">""" Configure the interface without the ip</span>
+
+<span class="sd"> """</span>
+ <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">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="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">return</span> <span class="bp">False</span>
+
+ <span class="k">for</span> <span class="n">attrname</span> <span class="ow">in</span> <span class="p">[</span><span class="s">"mode"</span><span class="p">,</span> <span class="s">"type"</span><span class="p">,</span> <span class="s">"essid"</span><span class="p">]:</span>
+ <span class="k">if</span> <span class="n">attrname</span> <span class="o">==</span> <span class="s">"type"</span> <span class="p">:</span>
+ <span class="n">attrval</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_type</span>
+ <span class="k">else</span> <span class="p">:</span>
+ <span class="n">attrval</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="n">attrname</span><span class="p">)</span>
+ <span class="n">attrname</span> <span class="o">=</span> <span class="s">"net/</span><span class="si">%s</span><span class="s">/</span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">alias</span><span class="p">,</span> <span class="n">attrname</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span><span class="o">.</span><span class="n">configure</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">get</span><span class="p">(</span><span class="s">'hostname'</span><span class="p">),</span> <span class="n">attrname</span><span class="p">,</span>
+ <span class="n">attrval</span><span class="p">)</span>
+
+ <span class="nb">super</span><span class="p">(</span><span class="n">OMFWifiInterface</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">do_provision</span><span class="p">()</span>
+ <span class="k">return</span> <span class="bp">True</span>
+</div>
+<div class="viewcode-block" id="OMFWifiInterface.configure_ip"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.configure_ip">[docs]</a> <span class="k">def</span> <span class="nf">configure_ip</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="sd">""" Configure the ip of the interface</span>
+
+<span class="sd"> .. note : The ip is separated from the others parameters to avoid </span>
+<span class="sd"> CELL ID shraing problem. By putting th ip at the end of the configuration, </span>
+<span class="sd"> each node use the same channel and can then share the same CELL ID.</span>
+<span class="sd"> In the second case, the channel is defined at the end and the node don't</span>
+<span class="sd"> share a common CELL ID and can not communicate.</span>
+
+<span class="sd"> """</span>
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">channel</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="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">return</span> <span class="bp">False</span>
+
+ <span class="n">attrval</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">"ip"</span><span class="p">)</span>
+ <span class="k">if</span> <span class="s">'/'</span> <span class="ow">in</span> <span class="n">attrval</span><span class="p">:</span>
+ <span class="n">attrval</span><span class="p">,</span><span class="n">mask</span> <span class="o">=</span> <span class="n">attrval</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">'/'</span><span class="p">)</span>
+ <span class="n">attrname</span> <span class="o">=</span> <span class="s">"net/</span><span class="si">%s</span><span class="s">/</span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">alias</span><span class="p">,</span> <span class="s">"ip"</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span><span class="o">.</span><span class="n">configure</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">get</span><span class="p">(</span><span class="s">'hostname'</span><span class="p">),</span> <span class="n">attrname</span><span class="p">,</span>
+ <span class="n">attrval</span><span class="p">)</span>
+ <span class="k">return</span> <span class="bp">True</span>
+
+</div>
+<div class="viewcode-block" id="OMFWifiInterface.configure_on_omf5"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.configure_on_omf5">[docs]</a> <span class="k">def</span> <span class="nf">configure_on_omf5</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="sd">""" Method to configure the wifi interface when OMF 5.4 is used.</span>
+
+<span class="sd"> """</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">_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">'hw_mode'</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">'name'</span><span class="p">)</span> <span class="o">==</span> <span class="s">"wlan0"</span> <span class="ow">or</span> <span class="s">"eth0"</span><span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">alias</span> <span class="o">=</span> <span class="s">"w0"</span>
+ <span class="k">else</span><span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">alias</span> <span class="o">=</span> <span class="s">"w1"</span>
+ <span class="n">res</span> <span class="o">=</span> <span class="bp">False</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">PROVISIONED</span><span class="p">:</span>
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_conf</span> <span class="o">==</span> <span class="bp">False</span><span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_conf</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">configure_iface</span><span class="p">()</span>
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_conf</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
+ <span class="n">res</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">configure_ip</span><span class="p">()</span>
+ <span class="k">return</span> <span class="n">res</span>
+</div>
+<div class="viewcode-block" id="OMFWifiInterface.check_deploy"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.check_deploy">[docs]</a> <span class="k">def</span> <span class="nf">check_deploy</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">cid</span><span class="p">):</span>
+ <span class="sd">""" Check, through the mail box in the parser, </span>
+<span class="sd"> if the confirmation of the creation has been received</span>
+
+<span class="sd"> :param cid: the id of the original message</span>
+<span class="sd"> :type guid: string</span>
+
+<span class="sd"> """</span>
+ <span class="n">uid</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span><span class="o">.</span><span class="n">check_mailbox</span><span class="p">(</span><span class="s">"create"</span><span class="p">,</span> <span class="n">cid</span><span class="p">)</span>
+ <span class="k">if</span> <span class="n">uid</span> <span class="p">:</span>
+ <span class="k">return</span> <span class="n">uid</span>
+ <span class="k">return</span> <span class="bp">False</span>
+</div>
+<div class="viewcode-block" id="OMFWifiInterface.do_deploy"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.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="sd">""" Deploy the RM. It means : Get the xmpp client and send messages </span>
+<span class="sd"> using OMF 5.4 or 6 protocol to configure the interface.</span>
+
+<span class="sd"> """</span>
+ <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"><</span> <span class="n">ResourceState</span><span class="o">.</span><span class="n">READY</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">"---- RESCHEDULING DEPLOY ---- node state </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">node</span><span class="o">.</span><span class="n">state</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">return</span>
+
+ <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">channel</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">channel</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="bp">self</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s">"---- RESCHEDULING DEPLOY ---- channel state </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">channel</span><span class="o">.</span><span class="n">state</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">return</span>
+
+ <span class="c">## For performance test</span>
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">perf</span><span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">begin_deploy_time</span> <span class="o">=</span> <span class="n">tnow</span><span class="p">()</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">perf</span> <span class="o">=</span> <span class="bp">False</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">'xmppUser'</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">get</span><span class="p">(</span><span class="s">'xmppUser'</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">'xmppServer'</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">get</span><span class="p">(</span><span class="s">'xmppServer'</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">'xmppPort'</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">get</span><span class="p">(</span><span class="s">'xmppPort'</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">'xmppPassword'</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">get</span><span class="p">(</span><span class="s">'xmppPassword'</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">'version'</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">get</span><span class="p">(</span><span class="s">'version'</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">'xmppServer'</span><span class="p">):</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"XmppServer is not initialzed. XMPP Connections impossible"</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="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</span>
+
+ <span class="k">if</span> <span class="ow">not</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">'xmppUser'</span><span class="p">)</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'xmppPort'</span><span class="p">)</span>
+ <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'xmppPassword'</span><span class="p">)):</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Credentials are not all initialzed. Default values will be used"</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">warn</span><span class="p">(</span><span class="n">msg</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">_omf_api</span> <span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span> <span class="o">=</span> <span class="n">OMFAPIFactory</span><span class="o">.</span><span class="n">get_api</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">'version'</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">'xmppServer'</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">'xmppUser'</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">'xmppPort'</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">'xmppPassword'</span><span class="p">),</span> <span class="n">exp_id</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">exp_id</span><span class="p">)</span>
+
+ <span class="k">if</span> <span class="ow">not</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">'name'</span><span class="p">)):</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Interface's name is not initialized"</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="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</span>
+
+ <span class="k">if</span> <span class="ow">not</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">'mode'</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'essid'</span><span class="p">)</span> \
+ <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'hw_mode'</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'ip'</span><span class="p">)):</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Interface's variable are not initialized"</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="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</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">'version'</span><span class="p">)</span> <span class="o">==</span> <span class="s">"5"</span><span class="p">:</span>
+ <span class="n">res</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">configure_on_omf5</span><span class="p">()</span>
+
+ <span class="k">else</span> <span class="p">:</span>
+ <span class="n">res</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">configure_on_omf6</span><span class="p">()</span>
+
+ <span class="k">if</span> <span class="n">res</span><span class="p">:</span>
+ <span class="nb">super</span><span class="p">(</span><span class="n">OMFWifiInterface</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">do_deploy</span><span class="p">()</span>
+</div>
+<div class="viewcode-block" id="OMFWifiInterface.configure_on_omf6"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.configure_on_omf6">[docs]</a> <span class="k">def</span> <span class="nf">configure_on_omf6</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="sd">""" Method to configure the wifi interface when OMF 6 is used.</span>
+
+<span class="sd"> """</span>
+ <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">create_id</span> <span class="p">:</span>
+ <span class="n">props</span> <span class="o">=</span> <span class="p">{}</span>
+ <span class="n">props</span><span class="p">[</span><span class="s">'wlan:if_name'</span><span class="p">]</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">'name'</span><span class="p">)</span>
+ <span class="n">props</span><span class="p">[</span><span class="s">'wlan:mode'</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
+ <span class="s">"mode"</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">'mode'</span><span class="p">),</span>
+ <span class="s">"hw_mode"</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">'hw_mode'</span><span class="p">),</span>
+ <span class="s">"channel"</span> <span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">channel</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'channel'</span><span class="p">),</span>
+ <span class="s">"essid"</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">'essid'</span><span class="p">),</span>
+ <span class="s">"ip_addr"</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">'ip'</span><span class="p">),</span>
+ <span class="s">"frequency"</span> <span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">channel</span><span class="o">.</span><span class="n">frequency</span><span class="p">,</span>
+ <span class="s">"phy"</span> <span class="p">:</span> <span class="s">"</span><span class="si">%0%</span><span class="s">"</span>
+ <span class="p">}</span>
+ <span class="n">props</span><span class="p">[</span><span class="s">'wlan:hrn'</span><span class="p">]</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">'name'</span><span class="p">)</span>
+ <span class="n">props</span><span class="p">[</span><span class="s">'wlan:type'</span><span class="p">]</span> <span class="o">=</span> <span class="s">"wlan"</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">create_id</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">16</span><span class="p">)</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s">'hex'</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span><span class="o">.</span><span class="n">frcp_create</span><span class="p">(</span> <span class="bp">self</span><span class="o">.</span><span class="n">create_id</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">get</span><span class="p">(</span><span class="s">'hostname'</span><span class="p">),</span> <span class="s">"wlan"</span><span class="p">,</span> <span class="n">props</span> <span class="o">=</span> <span class="n">props</span><span class="p">)</span>
+
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_create_cnt</span> <span class="o">></span> <span class="n">confirmation_counter</span><span class="p">:</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Couldn't retrieve the confirmation of the creation"</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="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</span>
+
+ <span class="n">uid</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">check_deploy</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">create_id</span><span class="p">)</span>
+ <span class="k">if</span> <span class="ow">not</span> <span class="n">uid</span><span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_create_cnt</span> <span class="o">+=</span><span class="mi">1</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="n">reschedule_check</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">return</span> <span class="bp">False</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">_topic_iface</span> <span class="o">=</span> <span class="n">uid</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span><span class="o">.</span><span class="n">enroll_topic</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_topic_iface</span><span class="p">)</span>
+ <span class="k">return</span> <span class="bp">True</span>
+</div>
+<div class="viewcode-block" id="OMFWifiInterface.check_release"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.check_release">[docs]</a> <span class="k">def</span> <span class="nf">check_release</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">cid</span><span class="p">):</span>
+ <span class="sd">""" Check, through the mail box in the parser, </span>
+<span class="sd"> if the confirmation of the release has been received</span>
+
+<span class="sd"> :param cid: the id of the original message</span>
+<span class="sd"> :type guid: string</span>
+
+<span class="sd"> """</span>
+ <span class="n">res</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span><span class="o">.</span><span class="n">check_mailbox</span><span class="p">(</span><span class="s">"release"</span><span class="p">,</span> <span class="n">cid</span><span class="p">)</span>
+ <span class="k">if</span> <span class="n">res</span> <span class="p">:</span>
+ <span class="k">return</span> <span class="n">res</span>
+ <span class="k">return</span> <span class="bp">False</span>
+</div>
+<div class="viewcode-block" id="OMFWifiInterface.do_release"><a class="viewcode-back" href="../../../../_layout/nepi.resources.omf.html#nepi.resources.omf.interface.OMFWifiInterface.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="sd">""" Clean the RM at the end of the experiment and release the API</span>
+
+<span class="sd"> """</span>
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</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">'version'</span><span class="p">)</span> <span class="o">==</span> <span class="s">"6"</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">_topic_iface</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">release_id</span><span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">release_id</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">16</span><span class="p">)</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s">'hex'</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_omf_api</span><span class="o">.</span><span class="n">frcp_release</span><span class="p">(</span> <span class="bp">self</span><span class="o">.</span><span class="n">release_id</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">get</span><span class="p">(</span><span class="s">'hostname'</span><span class="p">),</span><span class="bp">self</span><span class="o">.</span><span class="n">_topic_iface</span><span class="p">,</span> <span class="n">res_id</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_topic_iface</span><span class="p">)</span>
+
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_release_cnt</span> <span class="o"><</span> <span class="n">confirmation_counter</span><span class="p">:</span>
+ <span class="n">cid</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">check_release</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">release_id</span><span class="p">)</span>
+ <span class="k">if</span> <span class="ow">not</span> <span class="n">cid</span><span class="p">:</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_release_cnt</span> <span class="o">+=</span><span class="mi">1</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="n">reschedule_check</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">release</span><span class="p">)</span>
+ <span class="k">return</span>
+ <span class="k">else</span><span class="p">:</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s">"Couldn't retrieve the confirmation of the release"</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">OMFAPIFactory</span><span class="o">.</span><span class="n">release_api</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">'version'</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">'xmppServer'</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">'xmppUser'</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">'xmppPort'</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">'xmppPassword'</span><span class="p">),</span> <span class="n">exp_id</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">exp_id</span><span class="p">)</span>
+
+ <span class="nb">super</span><span class="p">(</span><span class="n">OMFWifiInterface</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>
+</pre></div></div></div>
+
+ </div>
+ </div>
+ </div>
+ <div class="clearer"></div>
+ </div>
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