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+ <h1>Source code for nepi.resources.linux.ccn.ccnd</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.trace</span> <span class="kn">import</span> <span class="n">Trace</span><span class="p">,</span> <span class="n">TraceAttr</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.application</span> <span class="kn">import</span> <span class="n">LinuxApplication</span>
+<span class="kn">from</span> <span class="nn">nepi.resources.linux.node</span> <span class="kn">import</span> <span class="n">OSType</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="c"># TODO: use ccndlogging to dynamically change the logging level</span>
+
+
+<span class="nd">@clsinit_copy</span>
+<div class="viewcode-block" id="LinuxCCND"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND">[docs]</a><span class="k">class</span> <span class="nc">LinuxCCND</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">"linux::CCND"</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">debug</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"debug"</span><span class="p">,</span> <span class="s">"Sets the CCND_DEBUG environmental variable. "</span>
+ <span class="s">" Allowed values are : </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 0 - no messages </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 1 - basic messages (any non-zero value gets these) </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 2 - interest messages </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 4 - content messages </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 8 - matching details </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 16 - interest details </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 32 - gory interest details </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 64 - log occasional human-readable timestamps </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" 128 - face registration debugging </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" -1 - max logging </span><span class="se">\n</span><span class="s">"</span>
+ <span class="s">" Or apply bitwise OR to these values to get combinations of them"</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">port</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"port"</span><span class="p">,</span> <span class="s">"Sets the CCN_LOCAL_PORT environmental variable. "</span>
+ <span class="s">"Defaults to 9695 "</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">sockname</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"sockname"</span><span class="p">,</span>
+ <span class="s">"Sets the CCN_LOCAL_SCOKNAME environmental variable. "</span>
+ <span class="s">"Defaults to /tmp/.ccnd.sock"</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">capacity</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"capacity"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_CAP environmental variable. "</span>
+ <span class="s">"Capacity limit in terms of ContentObjects"</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">mtu</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"mtu"</span><span class="p">,</span> <span class="s">"Sets the CCND_MTU environmental variable. "</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">data_pause</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"dataPauseMicrosec"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_DATA_PAUSE_MICROSEC environmental variable. "</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">default_stale</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"defaultTimeToStale"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_DEFAULT_TIME_TO_STALE environmental variable. "</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">max_stale</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"maxTimeToStale"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_MAX_TIME_TO_STALE environmental variable. "</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">max_rte</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"maxRteMicrosec"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_MAX_RTE_MICROSEC environmental variable. "</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">keystore</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"keyStoreDirectory"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_KEYSTORE_DIRECTORY environmental variable. "</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">listen_on</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"listenOn"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_LISTEN_ON environmental variable. "</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">autoreg</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"autoreg"</span><span class="p">,</span>
+ <span class="s">"Sets the CCND_AUTOREG environmental variable. "</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">"Sets the CCND_PREFIX environmental variable. "</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">debug</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">port</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">sockname</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">capacity</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">mtu</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">data_pause</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">default_stale</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">max_stale</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">max_rte</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">keystore</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">listen_on</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">autoreg</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="nd">@classmethod</span>
+ <span class="k">def</span> <span class="nf">_register_traces</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
+ <span class="n">log</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">"log"</span><span class="p">,</span> <span class="s">"CCND log output"</span><span class="p">)</span>
+ <span class="n">status</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">"status"</span><span class="p">,</span> <span class="s">"ccndstatus output"</span><span class="p">)</span>
+
+ <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">log</span><span class="p">)</span>
+ <span class="n">cls</span><span class="o">.</span><span class="n">_register_trace</span><span class="p">(</span><span class="n">status</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">LinuxCCND</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">"ccnd-</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="bp">self</span><span class="o">.</span><span class="n">_version</span> <span class="o">=</span> <span class="s">"ccnx"</span>
+
+ <span class="nd">@property</span>
+<div class="viewcode-block" id="LinuxCCND.version"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.version">[docs]</a> <span class="k">def</span> <span class="nf">version</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">_version</span>
+</div>
+ <span class="nd">@property</span>
+<div class="viewcode-block" id="LinuxCCND.path"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.path">[docs]</a> <span class="k">def</span> <span class="nf">path</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="k">return</span> <span class="s">"PATH=$PATH:${BIN}/</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">version</span>
+</div>
+<div class="viewcode-block" id="LinuxCCND.do_deploy"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.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">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="c"># ccnd needs to wait until node is deployed and running</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="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">"sources"</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">"sources"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_sources</span><span class="p">)</span>
+
+ <span class="n">sources</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"sources"</span><span class="p">)</span>
+ <span class="n">source</span> <span class="o">=</span> <span class="n">sources</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">" "</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
+ <span class="n">basename</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">source</span><span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">_version</span> <span class="o">=</span> <span class="p">(</span> <span class="n">basename</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">".tar.gz"</span><span class="p">,</span> <span class="s">""</span><span class="p">)</span>
+ <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">".tar"</span><span class="p">,</span><span class="s">""</span><span class="p">)</span>
+ <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">".gz"</span><span class="p">,</span><span class="s">""</span><span class="p">)</span>
+ <span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s">".zip"</span><span class="p">,</span><span class="s">""</span><span class="p">)</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="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="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">"Deploying 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="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">set_ready</span><span class="p">()</span>
+</div>
+<div class="viewcode-block" id="LinuxCCND.upload_start_command"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.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="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">env</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"env"</span><span class="p">)</span>
+
+ <span class="c"># We want to make sure the ccnd is running</span>
+ <span class="c"># before the experiment starts.</span>
+ <span class="c"># Run the command as a bash script in background,</span>
+ <span class="c"># in the host ( but wait until the command has</span>
+ <span class="c"># finished to continue )</span>
+ <span class="n">env</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">replace_paths</span><span class="p">(</span><span class="n">env</span><span class="p">)</span>
+ <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="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">False</span><span class="p">,</span>
+ <span class="n">env</span> <span class="o">=</span> <span class="n">env</span><span class="p">)</span>
+</div>
+<div class="viewcode-block" id="LinuxCCND.do_start"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.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="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="LinuxCCND.do_stop"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.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="n">command</span><span class="p">)</span>
+
+ <span class="n">command</span> <span class="o">=</span> <span class="s">"ccndstop"</span>
+ <span class="n">env</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"env"</span><span class="p">)</span>
+
+ <span class="c"># replace application specific paths in the command</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="n">env</span> <span class="o">=</span> <span class="n">env</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">replace_paths</span><span class="p">(</span><span class="n">env</span><span class="p">)</span>
+
+ <span class="c"># Upload the command to a file, and execute asynchronously</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">"stop.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">False</span><span class="p">,</span>
+ <span class="n">env</span> <span class="o">=</span> <span class="n">env</span><span class="p">,</span>
+ <span class="n">pidfile</span> <span class="o">=</span> <span class="s">"ccndstop_pidfile"</span><span class="p">,</span>
+ <span class="n">ecodefile</span> <span class="o">=</span> <span class="s">"ccndstop_exitcode"</span><span class="p">,</span>
+ <span class="n">stdout</span> <span class="o">=</span> <span class="s">"ccndstop_stdout"</span><span class="p">,</span>
+ <span class="n">stderr</span> <span class="o">=</span> <span class="s">"ccndstop_stderr"</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>
+ <span class="nd">@property</span>
+<div class="viewcode-block" id="LinuxCCND.state"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.state">[docs]</a> <span class="k">def</span> <span class="nf">state</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="c"># First check if the ccnd has failed</span>
+ <span class="n">state_check_delay</span> <span class="o">=</span> <span class="mf">0.5</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="ow">and</span> \
+ <span class="n">tdiffsec</span><span class="p">(</span><span class="n">tnow</span><span class="p">(),</span> <span class="bp">self</span><span class="o">.</span><span class="n">_last_state_check</span><span class="p">)</span> <span class="o">></span> <span class="n">state_check_delay</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">_ccndstatus</span><span class="p">()</span>
+
+ <span class="n">retcode</span> <span class="o">=</span> <span class="n">proc</span><span class="o">.</span><span class="n">poll</span><span class="p">()</span>
+
+ <span class="k">if</span> <span class="n">retcode</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="n">err</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="s">"No such file or directory"</span><span class="p">)</span> <span class="o">></span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
+ <span class="c"># ccnd is not running (socket not found)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">set_stopped</span><span class="p">()</span>
+ <span class="k">elif</span> <span class="n">retcode</span><span class="p">:</span>
+ <span class="c"># other errors ...</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="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">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="bp">self</span><span class="o">.</span><span class="n">fail</span><span class="p">()</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">_last_state_check</span> <span class="o">=</span> <span class="n">tnow</span><span class="p">()</span>
+
+ <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_state</span>
+</div>
+ <span class="k">def</span> <span class="nf">_ccndstatus</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="n">env</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'env'</span><span class="p">)</span> <span class="ow">or</span> <span class="s">""</span>
+ <span class="n">environ</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">format_environment</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">inline</span> <span class="o">=</span> <span class="bp">True</span><span class="p">)</span>
+ <span class="n">command</span> <span class="o">=</span> <span class="n">environ</span> <span class="o">+</span> <span class="s">" ccndstatus"</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="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">command</span><span class="p">)</span>
+
+ <span class="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="k">return</span> <span class="s">"ccndstart"</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">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">use_rpm</span><span class="p">:</span>
+ <span class="k">return</span> <span class="p">(</span> <span class="s">" autoconf openssl-devel expat-devel libpcap-devel "</span>
+ <span class="s">" ecryptfs-utils-devel libxml2-devel automake gawk "</span>
+ <span class="s">" gcc gcc-c++ git pcre-devel make "</span><span class="p">)</span>
+ <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">use_deb</span><span class="p">:</span>
+ <span class="k">return</span> <span class="p">(</span> <span class="s">" autoconf libssl-dev libexpat-dev libpcap-dev "</span>
+ <span class="s">" libecryptfs0 libxml2-utils automake gawk gcc g++ "</span>
+ <span class="s">" git-core pkg-config libpcre3-dev make "</span><span class="p">)</span>
+ <span class="k">return</span> <span class="s">""</span>
+
+ <span class="nd">@property</span>
+ <span class="k">def</span> <span class="nf">_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="k">return</span> <span class="s">"http://www.ccnx.org/releases/ccnx-0.8.2.tar.gz"</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="n">sources</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"sources"</span><span class="p">)</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s">" "</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
+ <span class="n">sources</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">sources</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}/</span><span class="si">%(version)s</span><span class="s">/ccnd && "</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">" mkdir -p ${SRC}/</span><span class="si">%(version)s</span><span class="s"> && "</span>
+ <span class="s">" tar xf ${SRC}/</span><span class="si">%(sources)s</span><span class="s"> --strip-components=1 -C ${SRC}/</span><span class="si">%(version)s</span><span class="s"> "</span>
+ <span class="s">" ) && "</span>
+ <span class="s">"cd ${SRC}/</span><span class="si">%(version)s</span><span class="s"> && "</span>
+ <span class="c"># Just execute and silence warnings...</span>
+ <span class="s">" ( ./configure && make ) "</span>
+ <span class="s">" )"</span><span class="p">)</span> <span class="o">%</span> <span class="p">({</span> <span class="s">'sources'</span><span class="p">:</span> <span class="n">sources</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">version</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}/</span><span class="si">%(version)s</span><span class="s">/ccnd && "</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}/</span><span class="si">%(version)s</span><span class="s"> && "</span>
+ <span class="s">" mv ${SRC}/</span><span class="si">%(version)s</span><span class="s">/bin/* ${BIN}/</span><span class="si">%(version)s</span><span class="s">/ "</span>
+ <span class="s">" )"</span>
+ <span class="p">)</span> <span class="o">%</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">version</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="n">envs</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">({</span>
+ <span class="s">"debug"</span><span class="p">:</span> <span class="s">"CCND_DEBUG"</span><span class="p">,</span>
+ <span class="s">"port"</span><span class="p">:</span> <span class="s">"CCN_LOCAL_PORT"</span><span class="p">,</span>
+ <span class="s">"sockname"</span> <span class="p">:</span> <span class="s">"CCN_LOCAL_SOCKNAME"</span><span class="p">,</span>
+ <span class="s">"capacity"</span> <span class="p">:</span> <span class="s">"CCND_CAP"</span><span class="p">,</span>
+ <span class="s">"mtu"</span> <span class="p">:</span> <span class="s">"CCND_MTU"</span><span class="p">,</span>
+ <span class="s">"dataPauseMicrosec"</span> <span class="p">:</span> <span class="s">"CCND_DATA_PAUSE_MICROSEC"</span><span class="p">,</span>
+ <span class="s">"defaultTimeToStale"</span> <span class="p">:</span> <span class="s">"CCND_DEFAULT_TIME_TO_STALE"</span><span class="p">,</span>
+ <span class="s">"maxTimeToStale"</span> <span class="p">:</span> <span class="s">"CCND_MAX_TIME_TO_STALE"</span><span class="p">,</span>
+ <span class="s">"maxRteMicrosec"</span> <span class="p">:</span> <span class="s">"CCND_MAX_RTE_MICROSEC"</span><span class="p">,</span>
+ <span class="s">"keyStoreDirectory"</span> <span class="p">:</span> <span class="s">"CCND_KEYSTORE_DIRECTORY"</span><span class="p">,</span>
+ <span class="s">"listenOn"</span> <span class="p">:</span> <span class="s">"CCND_LISTEN_ON"</span><span class="p">,</span>
+ <span class="s">"autoreg"</span> <span class="p">:</span> <span class="s">"CCND_AUTOREG"</span><span class="p">,</span>
+ <span class="s">"prefix"</span> <span class="p">:</span> <span class="s">"CCND_PREFIX"</span><span class="p">,</span>
+ <span class="p">})</span>
+
+ <span class="n">env</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">path</span>
+ <span class="n">env</span> <span class="o">+=</span> <span class="s">" "</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="k">lambda</span> <span class="n">k</span><span class="p">:</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="n">envs</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">k</span><span class="p">),</span> <span class="nb">str</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="n">k</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="n">k</span><span class="p">)</span> <span class="k">else</span> <span class="s">""</span><span class="p">,</span> <span class="n">envs</span><span class="o">.</span><span class="n">keys</span><span class="p">()))</span>
+
+ <span class="k">return</span> <span class="n">env</span>
+
+<div class="viewcode-block" id="LinuxCCND.valid_connection"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnd.LinuxCCND.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>
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