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66 <h1>Source code for nepi.resources.ns3.ns3ccndceapplication</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 <http://www.gnu.org/licenses/>.</span>
82 <span class="c">#</span>
83 <span class="c"># Author: Alina Quereilhac <alina.quereilhac@inria.fr></span>
85 <span class="kn">from</span> <span class="nn">nepi.execution.attribute</span> <span class="kn">import</span> <span class="n">Attribute</span><span class="p">,</span> <span class="n">Flags</span><span class="p">,</span> <span class="n">Types</span>
86 <span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">clsinit_copy</span><span class="p">,</span> <span class="n">ResourceState</span>
87 <span class="kn">from</span> <span class="nn">nepi.resources.ns3.ns3dceapplication</span> <span class="kn">import</span> <span class="n">NS3BaseDceApplication</span>
89 <span class="kn">import</span> <span class="nn">os</span>
90 <span class="kn">import</span> <span class="nn">threading</span>
92 <span class="nd">@clsinit_copy</span>
93 <div class="viewcode-block" id="NS3BaseCCNDceApplication"><a class="viewcode-back" href="../../../../_layout/nepi.resources.ns3.html#nepi.resources.ns3.ns3ccndceapplication.NS3BaseCCNDceApplication">[docs]</a><span class="k">class</span> <span class="nc">NS3BaseCCNDceApplication</span><span class="p">(</span><span class="n">NS3BaseDceApplication</span><span class="p">):</span>
94 <span class="n">_rtype</span> <span class="o">=</span> <span class="s">"abstract::ns3::CCNDceApplication"</span>
96 <span class="c"># Lock used to synchronize usage of CcnClientHelper </span>
97 <span class="n">ccn_client_lock</span> <span class="o">=</span> <span class="n">threading</span><span class="o">.</span><span class="n">Lock</span><span class="p">()</span>
98 <span class="n">_ccn_client_helper_uuid</span> <span class="o">=</span> <span class="bp">None</span>
100 <span class="nd">@property</span>
101 <div class="viewcode-block" id="NS3BaseCCNDceApplication.ccn_client_helper_uuid"><a class="viewcode-back" href="../../../../_layout/nepi.resources.ns3.html#nepi.resources.ns3.ns3ccndceapplication.NS3BaseCCNDceApplication.ccn_client_helper_uuid">[docs]</a> <span class="k">def</span> <span class="nf">ccn_client_helper_uuid</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
102 <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ccn_client_helper_uuid</span><span class="p">:</span>
103 <span class="bp">self</span><span class="o">.</span><span class="n">_ccn_client_helper_uuid</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">create</span><span class="p">(</span><span class="s">"CcnClientHelper"</span><span class="p">)</span>
104 <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ccn_client_helper_uuid</span>
106 <span class="k">def</span> <span class="nf">_instantiate_object</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
107 <span class="k">pass</span>
109 <span class="k">def</span> <span class="nf">_connect_object</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
110 <span class="n">node</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span>
111 <span class="k">if</span> <span class="n">node</span><span class="o">.</span><span class="n">uuid</span> <span class="ow">not</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">connected</span><span class="p">:</span>
112 <span class="bp">self</span><span class="o">.</span><span class="n">_connected</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">node</span><span class="o">.</span><span class="n">uuid</span><span class="p">)</span>
114 <span class="c"># Preventing concurrent access to the DceApplicationHelper</span>
115 <span class="c"># from different DceApplication RMs</span>
116 <span class="k">with</span> <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_lock</span><span class="p">:</span>
117 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
118 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
119 <span class="s">"ResetArguments"</span><span class="p">)</span>
121 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
122 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
123 <span class="s">"ResetEnvironment"</span><span class="p">)</span>
125 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
126 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
127 <span class="s">"SetBinary"</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">"binary"</span><span class="p">))</span>
129 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
130 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
131 <span class="s">"SetStackSize"</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">"stackSize"</span><span class="p">))</span>
133 <span class="n">arguments</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">"arguments"</span><span class="p">)</span>
134 <span class="k">if</span> <span class="n">arguments</span><span class="p">:</span>
135 <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="nb">map</span><span class="p">(</span><span class="nb">str</span><span class="o">.</span><span class="n">strip</span><span class="p">,</span> <span class="n">arguments</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">";"</span><span class="p">)):</span>
136 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
137 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
138 <span class="s">"AddArgument"</span><span class="p">,</span> <span class="n">arg</span><span class="p">)</span>
140 <span class="n">environment</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">"environment"</span><span class="p">)</span>
141 <span class="k">if</span> <span class="n">environment</span><span class="p">:</span>
142 <span class="k">for</span> <span class="n">env</span> <span class="ow">in</span> <span class="nb">map</span><span class="p">(</span><span class="nb">str</span><span class="o">.</span><span class="n">strip</span><span class="p">,</span> <span class="n">environment</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">";"</span><span class="p">)):</span>
143 <span class="n">key</span><span class="p">,</span> <span class="n">val</span> <span class="o">=</span> <span class="n">env</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">"="</span><span class="p">)</span>
144 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
145 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
146 <span class="s">"AddEnvironment"</span><span class="p">,</span> <span class="n">key</span><span class="p">,</span> <span class="n">val</span><span class="p">)</span>
148 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">has_attribute</span><span class="p">(</span><span class="s">"files"</span><span class="p">):</span>
149 <span class="n">files</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">"files"</span><span class="p">)</span>
150 <span class="k">if</span> <span class="n">files</span><span class="p">:</span>
151 <span class="k">for</span> <span class="nb">file</span> <span class="ow">in</span> <span class="nb">map</span><span class="p">(</span><span class="nb">str</span><span class="o">.</span><span class="n">strip</span><span class="p">,</span> <span class="n">files</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">";"</span><span class="p">)):</span>
152 <span class="n">remotepath</span><span class="p">,</span> <span class="n">dcepath</span> <span class="o">=</span> <span class="nb">file</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">"="</span><span class="p">)</span>
153 <span class="n">localpath</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">simulation</span><span class="o">.</span><span class="n">app_home</span><span class="p">,</span>
154 <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">remotepath</span><span class="p">))</span>
155 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
156 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
157 <span class="s">"AddFile"</span><span class="p">,</span> <span class="n">localpath</span><span class="p">,</span> <span class="n">dcepath</span><span class="p">)</span>
159 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">has_attribute</span><span class="p">(</span><span class="s">"stdinFile"</span><span class="p">):</span>
160 <span class="n">stdinfile</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">"stdinFile"</span><span class="p">)</span>
161 <span class="k">if</span> <span class="n">stdinfile</span><span class="p">:</span>
162 <span class="c"># stdinfile might be an empty text that should be set as</span>
163 <span class="c"># stdin</span>
164 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
165 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
166 <span class="s">"SetStdinFile"</span><span class="p">,</span> <span class="n">stdinfile</span><span class="p">)</span>
168 <span class="n">apps_uuid</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span>
169 <span class="bp">self</span><span class="o">.</span><span class="n">ccn_client_helper_uuid</span><span class="p">,</span>
170 <span class="s">"InstallInNode"</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">uuid</span><span class="p">)</span>
172 <span class="sd">"""</span>
173 <span class="sd"> container_uuid = self.simulation.create("NodeContainer")</span>
174 <span class="sd"> self.simulation.invoke(container_uuid, "Add", self.node.uuid)</span>
175 <span class="sd"> apps_uuid = self.simulation.invoke(</span>
176 <span class="sd"> self.ccn_client_helper_uuid, </span>
177 <span class="sd"> "Install", container_uuid)</span>
178 <span class="sd"> """</span>
180 <span class="bp">self</span><span class="o">.</span><span class="n">_uuid</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">invoke</span><span class="p">(</span><span class="n">apps_uuid</span><span class="p">,</span> <span class="s">"Get"</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span>
182 <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">"StartTime"</span><span class="p">):</span>
183 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">ns3_set</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">uuid</span><span class="p">,</span> <span class="s">"StartTime"</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">"StartTime"</span><span class="p">))</span>
185 <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">"StopTime"</span><span class="p">):</span>
186 <span class="bp">self</span><span class="o">.</span><span class="n">simulation</span><span class="o">.</span><span class="n">ns3_set</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">uuid</span><span class="p">,</span> <span class="s">"StopTime"</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">"StopTime"</span><span class="p">))</span>
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