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+ <h1>Source code for nepi.resources.linux.ccn.ccnpingserver</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">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.resources.linux.ccn.ccnapplication</span> <span class="kn">import</span> <span class="n">LinuxCCNApplication</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="nd">@clsinit_copy</span>
+<div class="viewcode-block" id="LinuxCCNPingServer"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnpingserver.LinuxCCNPingServer">[docs]</a><span class="k">class</span> <span class="nc">LinuxCCNPingServer</span><span class="p">(</span><span class="n">LinuxCCNApplication</span><span class="p">):</span>
+ <span class="n">_rtype</span> <span class="o">=</span> <span class="s">"linux::CCNPingServer"</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">daemon</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"d"</span><span class="p">,</span>
+ <span class="s">"Run ccnping server as a daemon in background"</span><span class="p">,</span>
+ <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
+ <span class="n">default</span> <span class="o">=</span> <span class="bp">False</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">freshness</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"x"</span><span class="p">,</span>
+ <span class="s">"Set FreshnessSeconds"</span><span class="p">,</span>
+ <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Integer</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">"Prefix to serve content (e.g. ccnx:/name/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">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">daemon</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">freshness</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="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">LinuxCCNPingServer</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">"ccnping-serv-</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>
+
+<div class="viewcode-block" id="LinuxCCNPingServer.do_deploy"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnpingserver.LinuxCCNPingServer.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">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="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">"env"</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">"env"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_environment</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">"depends"</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">"depends"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_dependencies</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">"build"</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">"build"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_build</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">"install"</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">"install"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_install</span><span class="p">)</span>
+
+ <span class="nb">super</span><span class="p">(</span><span class="n">LinuxCCNPingServer</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>
+ <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">args</span> <span class="o">=</span> <span class="p">[]</span>
+ <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"ccnpingserver"</span><span class="p">)</span>
+ <span class="n">args</span><span class="o">.</span><span class="n">append</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">"prefix"</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">"d"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
+ <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-d"</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">"x"</span><span class="p">):</span>
+ <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-x </span><span class="si">%d</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">"x"</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">args</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">_dependencies</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="k">return</span> <span class="s">"git"</span>
+
+ <span class="nd">@property</span>
+ <span class="k">def</span> <span class="nf">_build</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="k">return</span> <span class="p">(</span>
+ <span class="c"># Evaluate if ccnx binaries are already installed</span>
+ <span class="s">" ( "</span>
+ <span class="s">" test -f ${BIN}/ccnping && "</span>
+ <span class="s">" echo 'binaries found, nothing to do' "</span>
+ <span class="s">" ) || ( "</span>
+ <span class="c"># If not, untar and build</span>
+ <span class="s">" ( "</span>
+ <span class="s">" git clone git://github.com/NDN-Routing/ccnping ${SRC}/ccnping "</span>
+ <span class="s">" ) && "</span>
+ <span class="c"># build</span>
+ <span class="s">"cd ${SRC}/ccnping && "</span>
+ <span class="s">" ( "</span>
+ <span class="s">" ./configure LDFLAGS=-L${SRC}/ccnx-0.7.2/lib CFLAGS=-I${SRC}/ccnx-0.7.2/include "</span>
+ <span class="s">" --prefix=${BIN}/ccnping && make "</span>
+ <span class="s">" ) "</span>
+ <span class="s">" )"</span><span class="p">)</span>
+
+ <span class="nd">@property</span>
+ <span class="k">def</span> <span class="nf">_install</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="k">return</span> <span class="p">(</span>
+ <span class="c"># Evaluate if ccnx binaries are already installed</span>
+ <span class="s">" ( "</span>
+ <span class="s">" test -f ${BIN}/ccnping && "</span>
+ <span class="s">" echo 'binaries found, nothing to do' "</span>
+ <span class="s">" ) || ( "</span>
+ <span class="c"># If not, install</span>
+ <span class="s">" mkdir -p ${BIN}/ccnping && "</span>
+ <span class="s">" mv ${SRC}/ccnping/ccnping ${BIN}/ccnping/ && "</span>
+ <span class="s">" mv ${SRC}/ccnping/ccnpingserver ${BIN}/ccnping/ "</span>
+ <span class="s">" )"</span>
+ <span class="p">)</span>
+
+ <span class="nd">@property</span>
+ <span class="k">def</span> <span class="nf">_environment</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="k">return</span> <span class="s">"</span><span class="si">%s</span><span class="s">:</span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">ccnd</span><span class="o">.</span><span class="n">path</span><span class="p">,</span> <span class="s">"${BIN}/ccnping"</span><span class="p">)</span>
+
+<div class="viewcode-block" id="LinuxCCNPingServer.valid_connection"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnpingserver.LinuxCCNPingServer.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>
+ <div class="related">
+ <h3>Navigation</h3>
+ <ul>
+ <li class="right" style="margin-right: 10px">
+ <a href="../../../../../genindex.html" title="General Index"
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