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  66   <h1>Source code for nepi.resources.linux.ccn.ccnr</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) 2013 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 &lt;http://www.gnu.org/licenses/&gt;.</span>
  82 <span class="c">#</span>
  83 <span class="c"># Author: Alina Quereilhac &lt;alina.quereilhac@inria.fr&gt;</span>
  84
  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.trace</span> <span class="kn">import</span> <span class="n">Trace</span><span class="p">,</span> <span class="n">TraceAttr</span>
  87 <span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">clsinit_copy</span><span class="p">,</span> <span class="n">ResourceState</span><span class="p">,</span> \
  88     <span class="n">ResourceAction</span>
  89 <span class="kn">from</span> <span class="nn">nepi.resources.linux.application</span> <span class="kn">import</span> <span class="n">LinuxApplication</span>
  90 <span class="kn">from</span> <span class="nn">nepi.resources.linux.ccn.ccnd</span> <span class="kn">import</span> <span class="n">LinuxCCND</span>
  91 <span class="kn">from</span> <span class="nn">nepi.util.timefuncs</span> <span class="kn">import</span> <span class="n">tnow</span>
  92
  93 <span class="kn">import</span> <span class="nn">os</span>
  94
  95 <span class="nd">@clsinit_copy</span>
  96 <div class="viewcode-block" id="LinuxCCNR"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnr.LinuxCCNR">[docs]</a><span class="k">class</span> <span class="nc">LinuxCCNR</span><span class="p">(</span><span class="n">LinuxApplication</span><span class="p">):</span>
  97     <span class="n">_rtype</span> <span class="o">=</span> <span class="s">&quot;linux::CCNR&quot;</span>
  98
  99     <span class="nd">@classmethod</span>
 100     <span class="k">def</span> <span class="nf">_register_attributes</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
 101         <span class="n">max_fanout</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;maxFanout&quot;</span><span class="p">,</span>
 102             <span class="s">&quot;Sets the CCNR_BTREE_MAX_FANOUT environmental variable. &quot;</span><span class="p">,</span>
 103             <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>
 104
 105         <span class="n">max_leaf_entries</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;maxLeafEntries&quot;</span><span class="p">,</span>
 106             <span class="s">&quot;Sets the CCNR_BTREE_MAX_LEAF_ENTRIES environmental variable. &quot;</span><span class="p">,</span>
 107             <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>
 108
 109         <span class="n">max_node_bytes</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;maxNodeBytes&quot;</span><span class="p">,</span>
 110             <span class="s">&quot;Sets the CCNR_BTREE_MAX_NODE_BYTES environmental variable. &quot;</span><span class="p">,</span>
 111             <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>
 112
 113         <span class="n">max_node_pool</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;maxNodePool&quot;</span><span class="p">,</span>
 114             <span class="s">&quot;Sets the CCNR_BTREE_MAX_NODE_POOL environmental variable. &quot;</span><span class="p">,</span>
 115             <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>
 116
 117         <span class="n">content_cache</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;contentCache&quot;</span><span class="p">,</span>
 118             <span class="s">&quot;Sets the CCNR_CONTENT_CACHE environmental variable. &quot;</span><span class="p">,</span>
 119             <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>
 120
 121         <span class="n">debug</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;debug&quot;</span><span class="p">,</span>
 122             <span class="s">&quot;Sets the CCNR_DEBUG environmental variable. &quot;</span>
 123             <span class="s">&quot;Logging level for ccnr. Defaults to WARNING.&quot;</span><span class="p">,</span>
 124             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Enumerate</span><span class="p">,</span>
 125             <span class="n">allowed</span> <span class="o">=</span> <span class="p">[</span>
 126                     <span class="s">&quot;NONE&quot;</span><span class="p">,</span>
 127                     <span class="s">&quot;SEVERE&quot;</span><span class="p">,</span>
 128                     <span class="s">&quot;ERROR&quot;</span><span class="p">,</span>
 129                     <span class="s">&quot;WARNING&quot;</span><span class="p">,</span>
 130                     <span class="s">&quot;INFO&quot;</span><span class="p">,</span>
 131                     <span class="s">&quot;FINE, FINER, FINEST&quot;</span><span class="p">],</span>
 132             <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>
 133
 134         <span class="n">directory</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;directory&quot;</span><span class="p">,</span>
 135             <span class="s">&quot;Sets the CCNR_DIRECTORY environmental variable. &quot;</span><span class="p">,</span>
 136             <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>
 137
 138         <span class="n">global_prefix</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;globalPrefix&quot;</span><span class="p">,</span>
 139             <span class="s">&quot;Sets the CCNR_GLOBAL_PREFIX environmental variable. &quot;</span><span class="p">,</span>
 140             <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>
 141
 142         <span class="n">listen_on</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;listenOn&quot;</span><span class="p">,</span>
 143             <span class="s">&quot;Sets the CCNR_LISTEN_ON environmental variable. &quot;</span><span class="p">,</span>
 144             <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>
 145
 146         <span class="n">min_send_bufsize</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;minSendBufsize&quot;</span><span class="p">,</span>
 147             <span class="s">&quot;Sets the CCNR_MIN_SEND_BUFSIZE environmental variable. &quot;</span><span class="p">,</span>
 148             <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>
 149
 150         <span class="n">proto</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;proto&quot;</span><span class="p">,</span>
 151             <span class="s">&quot;Sets the CCNR_PROTO environmental variable. &quot;</span><span class="p">,</span>
 152             <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>
 153
 154         <span class="n">status_port</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;statusPort&quot;</span><span class="p">,</span>
 155             <span class="s">&quot;Sets the CCNR_STATUS_PORT environmental variable. &quot;</span><span class="p">,</span>
 156             <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>
 157
 158         <span class="n">start_write_scope_limit</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;startWriteScopeLimit&quot;</span><span class="p">,</span>
 159             <span class="s">&quot;Sets the CCNR_START_WRITE_SCOPE_LIMIT environmental variable. &quot;</span><span class="p">,</span>
 160             <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>
 161
 162         <span class="n">ccns_debug</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsDebug&quot;</span><span class="p">,</span>
 163             <span class="s">&quot;Sets the CCNS_DEBUG environmental variable. &quot;</span><span class="p">,</span>
 164             <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>
 165
 166         <span class="n">ccns_enable</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsEnable&quot;</span><span class="p">,</span>
 167             <span class="s">&quot;Sets the CCNS_ENABLE environmental variable. &quot;</span><span class="p">,</span>
 168             <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>
 169
 170         <span class="n">ccns_faux_error</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsFauxError&quot;</span><span class="p">,</span>
 171             <span class="s">&quot;Sets the CCNS_FAUX_ERROR environmental variable. &quot;</span><span class="p">,</span>
 172             <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>
 173
 174         <span class="n">ccns_heartbeat_micros</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsHeartBeatMicros&quot;</span><span class="p">,</span>
 175             <span class="s">&quot;Sets the CCNS_HEART_BEAT_MICROS environmental variable. &quot;</span><span class="p">,</span>
 176             <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>
 177
 178         <span class="n">ccns_max_compares_busy</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsMaxComparesBusy&quot;</span><span class="p">,</span>
 179             <span class="s">&quot;Sets the CCNS_MAX_COMPARES_BUSY environmental variable. &quot;</span><span class="p">,</span>
 180             <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>
 181
 182         <span class="n">ccns_max_fetch_busy</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsMaxFetchBusy&quot;</span><span class="p">,</span>
 183             <span class="s">&quot;Sets the CCNS_MAX_FETCH_BUSY environmental variable. &quot;</span><span class="p">,</span>
 184             <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>
 185
 186         <span class="n">ccns_node_fetch_lifetime</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsNodeFetchLifetime&quot;</span><span class="p">,</span>
 187             <span class="s">&quot;Sets the CCNS_NODE_FETCH_LIFETIME environmental variable. &quot;</span><span class="p">,</span>
 188             <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>
 189
 190         <span class="n">ccns_note_err</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsNoteErr&quot;</span><span class="p">,</span>
 191             <span class="s">&quot;Sets the CCNS_NOTE_ERR environmental variable. &quot;</span><span class="p">,</span>
 192             <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>
 193
 194         <span class="n">ccns_repo_store</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsRepoStore&quot;</span><span class="p">,</span>
 195             <span class="s">&quot;Sets the CCNS_REPO_STORE environmental variable. &quot;</span><span class="p">,</span>
 196             <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>
 197
 198         <span class="n">ccns_root_advise_fresh</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsRootAdviseFresh&quot;</span><span class="p">,</span>
 199             <span class="s">&quot;Sets the CCNS_ROOT_ADVISE_FRESH environmental variable. &quot;</span><span class="p">,</span>
 200             <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>
 201
 202         <span class="n">ccns_root_advise_lifetime</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsRootAdviseLifetime&quot;</span><span class="p">,</span>
 203             <span class="s">&quot;Sets the CCNS_ROOT_ADVISE_LIFETIME environmental variable. &quot;</span><span class="p">,</span>
 204             <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>
 205
 206         <span class="n">ccns_stable_enabled</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsStableEnabled&quot;</span><span class="p">,</span>
 207             <span class="s">&quot;Sets the CCNS_STABLE_ENABLED environmental variable. &quot;</span><span class="p">,</span>
 208             <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>
 209
 210         <span class="n">ccns_sync_scope</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ccnsSyncScope&quot;</span><span class="p">,</span>
 211             <span class="s">&quot;Sets the CCNS_SYNC_SCOPE environmental variable. &quot;</span><span class="p">,</span>
 212             <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>
 213
 214         <span class="n">repo_file</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;repoFile1&quot;</span><span class="p">,</span>
 215             <span class="s">&quot;The Repository uses $CCNR_DIRECTORY/repoFile1 for &quot;</span>
 216             <span class="s">&quot;persistent storage of CCN Content Objects&quot;</span><span class="p">,</span>
 217             <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>
 218
 219         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">max_fanout</span><span class="p">)</span>
 220         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">max_leaf_entries</span><span class="p">)</span>
 221         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">max_node_bytes</span><span class="p">)</span>
 222         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">max_node_pool</span><span class="p">)</span>
 223         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">content_cache</span><span class="p">)</span>
 224         <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>
 225         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">directory</span><span class="p">)</span>
 226         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">global_prefix</span><span class="p">)</span>
 227         <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>
 228         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">min_send_bufsize</span><span class="p">)</span>
 229         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">proto</span><span class="p">)</span>
 230         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">status_port</span><span class="p">)</span>
 231         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">start_write_scope_limit</span><span class="p">)</span>
 232         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_debug</span><span class="p">)</span>
 233         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_enable</span><span class="p">)</span>
 234         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_faux_error</span><span class="p">)</span>
 235         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_heartbeat_micros</span><span class="p">)</span>
 236         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_max_compares_busy</span><span class="p">)</span>
 237         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_max_fetch_busy</span><span class="p">)</span>
 238         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_node_fetch_lifetime</span><span class="p">)</span>
 239         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_note_err</span><span class="p">)</span>
 240         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_repo_store</span><span class="p">)</span>
 241         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_root_advise_fresh</span><span class="p">)</span>
 242         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_root_advise_lifetime</span><span class="p">)</span>
 243         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_stable_enabled</span><span class="p">)</span>
 244         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ccns_sync_scope</span><span class="p">)</span>
 245         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">repo_file</span><span class="p">)</span>
 246
 247     <span class="nd">@classmethod</span>
 248     <span class="k">def</span> <span class="nf">_register_traces</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
 249         <span class="n">log</span> <span class="o">=</span> <span class="n">Trace</span><span class="p">(</span><span class="s">&quot;log&quot;</span><span class="p">,</span> <span class="s">&quot;CCND log output&quot;</span><span class="p">)</span>
 250
 251         <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>
 252
 253     <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>
 254         <span class="nb">super</span><span class="p">(</span><span class="n">LinuxCCNR</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>
 255         <span class="bp">self</span><span class="o">.</span><span class="n">_home</span> <span class="o">=</span> <span class="s">&quot;ccnr-</span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">guid</span>
 256
 257     <span class="nd">@property</span>
 258 <div class="viewcode-block" id="LinuxCCNR.ccnd"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnr.LinuxCCNR.ccnd">[docs]</a>    <span class="k">def</span> <span class="nf">ccnd</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 259         <span class="n">ccnd</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">LinuxCCND</span><span class="o">.</span><span class="n">get_rtype</span><span class="p">())</span>
 260         <span class="k">if</span> <span class="n">ccnd</span><span class="p">:</span> <span class="k">return</span> <span class="n">ccnd</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
 261         <span class="k">return</span> <span class="bp">None</span>
 262 </div>
 263     <span class="nd">@property</span>
 264 <div class="viewcode-block" id="LinuxCCNR.node"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnr.LinuxCCNR.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>
 265         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">ccnd</span><span class="p">:</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">ccnd</span><span class="o">.</span><span class="n">node</span>
 266         <span class="k">return</span> <span class="bp">None</span>
 267 </div>
 268 <div class="viewcode-block" id="LinuxCCNR.do_deploy"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnr.LinuxCCNR.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>
 269         <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">ccnd</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">ccnd</span><span class="o">.</span><span class="n">state</span> <span class="o">&lt;</span> <span class="n">ResourceState</span><span class="o">.</span><span class="n">READY</span><span class="p">:</span>
 270             <span class="bp">self</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s">&quot;---- RESCHEDULING DEPLOY ---- CCND state </span><span class="si">%s</span><span class="s"> &quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">ccnd</span><span class="o">.</span><span class="n">state</span> <span class="p">)</span>
 271
 272             <span class="c"># ccnr needs to wait until ccnd is deployed and running</span>
 273             <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>
 274         <span class="k">else</span><span class="p">:</span>
 275             <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">&quot;command&quot;</span><span class="p">):</span>
 276                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;command&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_start_command</span><span class="p">)</span>
 277
 278             <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">&quot;env&quot;</span><span class="p">):</span>
 279                 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;env&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_environment</span><span class="p">)</span>
 280
 281             <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">&quot;command&quot;</span><span class="p">)</span>
 282
 283             <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s">&quot;Deploying command &#39;</span><span class="si">%s</span><span class="s">&#39; &quot;</span> <span class="o">%</span> <span class="n">command</span><span class="p">)</span>
 284
 285             <span class="bp">self</span><span class="o">.</span><span class="n">do_discover</span><span class="p">()</span>
 286             <span class="bp">self</span><span class="o">.</span><span class="n">do_provision</span><span class="p">()</span>
 287
 288             <span class="bp">self</span><span class="o">.</span><span class="n">set_ready</span><span class="p">()</span>
 289 </div>
 290 <div class="viewcode-block" id="LinuxCCNR.upload_start_command"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnr.LinuxCCNR.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>
 291         <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">&quot;command&quot;</span><span class="p">)</span>
 292         <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">&quot;env&quot;</span><span class="p">)</span>
 293
 294         <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">&quot;repoFile1&quot;</span><span class="p">):</span>
 295             <span class="c"># upload repoFile1</span>
 296             <span class="n">local_file</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">&quot;repoFile1&quot;</span><span class="p">)</span>
 297             <span class="n">remote_file</span> <span class="o">=</span> <span class="s">&quot;${RUN_HOME}/repoFile1&quot;</span>
 298             <span class="n">remote_file</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">remote_file</span><span class="p">)</span>
 299             <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">upload</span><span class="p">(</span><span class="n">local_file</span><span class="p">,</span>
 300                     <span class="n">remote_file</span><span class="p">,</span>
 301                     <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">False</span><span class="p">)</span>
 302
 303         <span class="c"># We want to make sure the repository is running</span>
 304         <span class="c"># before the experiment starts.</span>
 305         <span class="c"># Run the command as a bash script in background,</span>
 306         <span class="c"># in the host ( but wait until the command has</span>
 307         <span class="c"># finished to continue )</span>
 308         <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>
 309         <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>
 310
 311         <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">&quot;start.sh&quot;</span><span class="p">)</span>
 312         <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>
 313                 <span class="n">shfile</span> <span class="o">=</span> <span class="n">shfile</span><span class="p">,</span>
 314                 <span class="n">overwrite</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 315                 <span class="n">env</span> <span class="o">=</span> <span class="n">env</span><span class="p">)</span>
 316 </div>
 317 <div class="viewcode-block" id="LinuxCCNR.do_start"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnr.LinuxCCNR.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>
 318         <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>
 319             <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">&quot;command&quot;</span><span class="p">)</span>
 320             <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s">&quot;Starting command &#39;</span><span class="si">%s</span><span class="s">&#39;&quot;</span> <span class="o">%</span> <span class="n">command</span><span class="p">)</span>
 321
 322             <span class="bp">self</span><span class="o">.</span><span class="n">set_started</span><span class="p">()</span>
 323         <span class="k">else</span><span class="p">:</span>
 324             <span class="n">msg</span> <span class="o">=</span> <span class="s">&quot; Failed to execute command &#39;</span><span class="si">%s</span><span class="s">&#39;&quot;</span> <span class="o">%</span> <span class="n">command</span>
 325             <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>
 326             <span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">,</span> <span class="n">msg</span>
 327 </div>
 328     <span class="nd">@property</span>
 329     <span class="k">def</span> <span class="nf">_start_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 330         <span class="k">return</span> <span class="s">&quot;ccnr &amp;&quot;</span>
 331
 332     <span class="nd">@property</span>
 333     <span class="k">def</span> <span class="nf">_environment</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 334         <span class="n">envs</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">({</span>
 335             <span class="s">&quot;maxFanout&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_BTREE_MAX_FANOUT&quot;</span><span class="p">,</span>
 336             <span class="s">&quot;maxLeafEntries&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_BTREE_MAX_LEAF_ENTRIES&quot;</span><span class="p">,</span>
 337             <span class="s">&quot;maxNodeBytes&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_BTREE_MAX_NODE_BYTES&quot;</span><span class="p">,</span>
 338             <span class="s">&quot;maxNodePool&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_BTREE_MAX_NODE_POOL&quot;</span><span class="p">,</span>
 339             <span class="s">&quot;contentCache&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_CONTENT_CACHE&quot;</span><span class="p">,</span>
 340             <span class="s">&quot;debug&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_DEBUG&quot;</span><span class="p">,</span>
 341             <span class="s">&quot;directory&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_DIRECTORY&quot;</span><span class="p">,</span>
 342             <span class="s">&quot;globalPrefix&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_GLOBAL_PREFIX&quot;</span><span class="p">,</span>
 343             <span class="s">&quot;listenOn&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_LISTEN_ON&quot;</span><span class="p">,</span>
 344             <span class="s">&quot;minSendBufsize&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_MIN_SEND_BUFSIZE&quot;</span><span class="p">,</span>
 345             <span class="s">&quot;proto&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_PROTO&quot;</span><span class="p">,</span>
 346             <span class="s">&quot;statusPort&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_STATUS_PORT&quot;</span><span class="p">,</span>
 347             <span class="s">&quot;startWriteScopeLimit&quot;</span><span class="p">:</span> <span class="s">&quot;CCNR_START_WRITE_SCOPE_LIMIT&quot;</span><span class="p">,</span>
 348             <span class="s">&quot;ccnsDebug&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_DEBUG&quot;</span><span class="p">,</span>
 349             <span class="s">&quot;ccnsEnable&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_ENABLE&quot;</span><span class="p">,</span>
 350             <span class="s">&quot;ccnsFauxError&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_FAUX_ERROR&quot;</span><span class="p">,</span>
 351             <span class="s">&quot;ccnsHeartBeatMicros&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_HEART_BEAT_MICROS&quot;</span><span class="p">,</span>
 352             <span class="s">&quot;ccnsMaxComparesBusy&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_MAX_COMPARES_BUSY&quot;</span><span class="p">,</span>
 353             <span class="s">&quot;ccnsMaxFetchBusy&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_MAX_FETCH_BUSY&quot;</span><span class="p">,</span>
 354             <span class="s">&quot;ccnsNodeFetchLifetime&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_NODE_FETCH_LIFETIME&quot;</span><span class="p">,</span>
 355             <span class="s">&quot;ccnsNoteErr&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_NOTE_ERR&quot;</span><span class="p">,</span>
 356             <span class="s">&quot;ccnsRepoStore&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_REPO_STORE&quot;</span><span class="p">,</span>
 357             <span class="s">&quot;ccnsRootAdviseFresh&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_ROOT_ADVISE_FRESH&quot;</span><span class="p">,</span>
 358             <span class="s">&quot;ccnsRootAdviseLifetime&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_ROOT_ADVISE_LIFETIME&quot;</span><span class="p">,</span>
 359             <span class="s">&quot;ccnsStableEnabled&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_STABLE_ENABLED&quot;</span><span class="p">,</span>
 360             <span class="s">&quot;ccnsSyncScope&quot;</span><span class="p">:</span> <span class="s">&quot;CCNS_SYNC_SCOPE&quot;</span><span class="p">,</span>
 361             <span class="p">})</span>
 362
 363         <span class="n">env</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">ccnd</span><span class="o">.</span><span class="n">path</span>
 364         <span class="n">env</span> <span class="o">+=</span> <span class="s">&quot; &quot;</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">&quot;</span><span class="si">%s</span><span class="s">=</span><span class="si">%s</span><span class="s">&quot;</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="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> \
 365             <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">&quot;&quot;</span><span class="p">,</span> <span class="n">envs</span><span class="o">.</span><span class="n">keys</span><span class="p">()))</span>
 366
 367         <span class="k">return</span> <span class="n">env</span>
 368
 369 <div class="viewcode-block" id="LinuxCCNR.valid_connection"><a class="viewcode-back" href="../../../../../_layout/nepi.resources.linux.ccn.html#nepi.resources.linux.ccn.ccnr.LinuxCCNR.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>
 370         <span class="c"># TODO: Validate!</span>
 371         <span class="k">return</span> <span class="bp">True</span>
 372 </pre></div></div></div>
 373
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