doc/classes/MCollective/Agents.html

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   8   <title>Class: MCollective::Agents</title>
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  45 <body>
  46
  47
  48
  49     <div id="classHeader">
  50         <table class="header-table">
  51         <tr class="top-aligned-row">
  52           <td><strong>Class</strong></td>
  53           <td class="class-name-in-header">MCollective::Agents</td>
  54         </tr>
  55         <tr class="top-aligned-row">
  56             <td><strong>In:</strong></td>
  57             <td>
  58                 <a href="../../files/lib/mcollective/agents_rb.html">
  59                 lib/mcollective/agents.rb
  60                 </a>
  61         <br />
  62             </td>
  63         </tr>
  64
  65         <tr class="top-aligned-row">
  66             <td><strong>Parent:</strong></td>
  67             <td>
  68                 Object
  69             </td>
  70         </tr>
  71         </table>
  72     </div>
  73   <!-- banner header -->
  74
  75   <div id="bodyContent">
  76
  77
  78
  79   <div id="contextContent">
  80
  81     <div id="description">
  82       <p>
  83 A collection of agents, loads them, reloads them and dispatches messages to
  84 them. It uses the <a href="PluginManager.html">PluginManager</a> to store,
  85 load and manage instances of plugins.
  86 </p>
  87
  88     </div>
  89
  90
  91    </div>
  92
  93     <div id="method-list">
  94       <h3 class="section-bar">Methods</h3>
  95
  96       <div class="name-list">
  97       <a href="#M000487">activate_agent?</a>&nbsp;&nbsp;
  98       <a href="#M000491">agentlist</a>&nbsp;&nbsp;
  99       <a href="#M000486">class_for_agent</a>&nbsp;&nbsp;
 100       <a href="#M000483">clear!</a>&nbsp;&nbsp;
 101       <a href="#M000490">dispatch</a>&nbsp;&nbsp;
 102       <a href="#M000488">findagentfile</a>&nbsp;&nbsp;
 103       <a href="#M000489">include?</a>&nbsp;&nbsp;
 104       <a href="#M000485">loadagent</a>&nbsp;&nbsp;
 105       <a href="#M000484">loadagents</a>&nbsp;&nbsp;
 106       <a href="#M000482">new</a>&nbsp;&nbsp;
 107       </div>
 108     </div>
 109
 110   </div>
 111
 112
 113     <!-- if includes -->
 114
 115     <div id="section">
 116
 117
 118
 119
 120
 121
 122
 123
 124     <!-- if method_list -->
 125     <div id="methods">
 126       <h3 class="section-bar">Public Class methods</h3>
 127
 128       <div id="method-M000491" class="method-detail">
 129         <a name="M000491"></a>
 130
 131         <div class="method-heading">
 132           <a href="#M000491" class="method-signature">
 133           <span class="method-name">agentlist</span><span class="method-args">()</span>
 134           </a>
 135         </div>
 136
 137         <div class="method-description">
 138           <p>
 139 Get a list of agents that we have
 140 </p>
 141           <p><a class="source-toggle" href="#"
 142             onclick="toggleCode('M000491-source');return false;">[Source]</a></p>
 143           <div class="method-source-code" id="M000491-source">
 144 <pre>
 145      <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 145</span>
 146 145:     <span class="ruby-keyword kw">def</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">agentlist</span>
 147 146:       <span class="ruby-ivar">@@agents</span>.<span class="ruby-identifier">keys</span>
 148 147:     <span class="ruby-keyword kw">end</span>
 149 </pre>
 150           </div>
 151         </div>
 152       </div>
 153
 154       <div id="method-M000482" class="method-detail">
 155         <a name="M000482"></a>
 156
 157         <div class="method-heading">
 158           <a href="#M000482" class="method-signature">
 159           <span class="method-name">new</span><span class="method-args">(agents = {})</span>
 160           </a>
 161         </div>
 162
 163         <div class="method-description">
 164           <p><a class="source-toggle" href="#"
 165             onclick="toggleCode('M000482-source');return false;">[Source]</a></p>
 166           <div class="method-source-code" id="M000482-source">
 167 <pre>
 168     <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 5</span>
 169  5:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">agents</span> = {})
 170  6:       <span class="ruby-ivar">@config</span> = <span class="ruby-constant">Config</span>.<span class="ruby-identifier">instance</span>
 171  7:       <span class="ruby-identifier">raise</span> (<span class="ruby-value str">&quot;Configuration has not been loaded, can't load agents&quot;</span>) <span class="ruby-keyword kw">unless</span> <span class="ruby-ivar">@config</span>.<span class="ruby-identifier">configured</span>
 172  8:
 173  9:       <span class="ruby-ivar">@@agents</span> = <span class="ruby-identifier">agents</span>
 174 10:
 175 11:       <span class="ruby-identifier">loadagents</span>
 176 12:     <span class="ruby-keyword kw">end</span>
 177 </pre>
 178           </div>
 179         </div>
 180       </div>
 181
 182       <h3 class="section-bar">Public Instance methods</h3>
 183
 184       <div id="method-M000487" class="method-detail">
 185         <a name="M000487"></a>
 186
 187         <div class="method-heading">
 188           <a href="#M000487" class="method-signature">
 189           <span class="method-name">activate_agent?</span><span class="method-args">(agent)</span>
 190           </a>
 191         </div>
 192
 193         <div class="method-description">
 194           <p>
 195 Checks if a plugin should be activated by calling activate? on it if it
 196 responds to that method else always activate it
 197 </p>
 198           <p><a class="source-toggle" href="#"
 199             onclick="toggleCode('M000487-source');return false;">[Source]</a></p>
 200           <div class="method-source-code" id="M000487-source">
 201 <pre>
 202     <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 85</span>
 203 85:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">activate_agent?</span>(<span class="ruby-identifier">agent</span>)
 204 86:       <span class="ruby-identifier">klass</span> = <span class="ruby-constant">Kernel</span>.<span class="ruby-identifier">const_get</span>(<span class="ruby-value str">&quot;MCollective&quot;</span>).<span class="ruby-identifier">const_get</span>(<span class="ruby-value str">&quot;Agent&quot;</span>).<span class="ruby-identifier">const_get</span>(<span class="ruby-identifier">agent</span>.<span class="ruby-identifier">capitalize</span>)
 205 87:
 206 88:       <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">klass</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value str">&quot;activate?&quot;</span>)
 207 89:         <span class="ruby-keyword kw">return</span> <span class="ruby-identifier">klass</span>.<span class="ruby-identifier">activate?</span>
 208 90:       <span class="ruby-keyword kw">else</span>
 209 91:         <span class="ruby-constant">Log</span>.<span class="ruby-identifier">debug</span>(<span class="ruby-node">&quot;#{klass} does not have an activate? method, activating as default&quot;</span>)
 210 92:         <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">true</span>
 211 93:       <span class="ruby-keyword kw">end</span>
 212 94:     <span class="ruby-keyword kw">rescue</span> <span class="ruby-constant">Exception</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">e</span>
 213 95:       <span class="ruby-constant">Log</span>.<span class="ruby-identifier">warn</span>(<span class="ruby-node">&quot;Agent activation check for #{agent} failed: #{e.class}: #{e}&quot;</span>)
 214 96:       <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">false</span>
 215 97:     <span class="ruby-keyword kw">end</span>
 216 </pre>
 217           </div>
 218         </div>
 219       </div>
 220
 221       <div id="method-M000486" class="method-detail">
 222         <a name="M000486"></a>
 223
 224         <div class="method-heading">
 225           <a href="#M000486" class="method-signature">
 226           <span class="method-name">class_for_agent</span><span class="method-args">(agent)</span>
 227           </a>
 228         </div>
 229
 230         <div class="method-description">
 231           <p>
 232 Builds a class name string given a <a href="Agent.html">Agent</a> name
 233 </p>
 234           <p><a class="source-toggle" href="#"
 235             onclick="toggleCode('M000486-source');return false;">[Source]</a></p>
 236           <div class="method-source-code" id="M000486-source">
 237 <pre>
 238     <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 78</span>
 239 78:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">class_for_agent</span>(<span class="ruby-identifier">agent</span>)
 240 79:       <span class="ruby-node">&quot;MCollective::Agent::#{agent.capitalize}&quot;</span>
 241 80:     <span class="ruby-keyword kw">end</span>
 242 </pre>
 243           </div>
 244         </div>
 245       </div>
 246
 247       <div id="method-M000483" class="method-detail">
 248         <a name="M000483"></a>
 249
 250         <div class="method-heading">
 251           <a href="#M000483" class="method-signature">
 252           <span class="method-name">clear!</span><span class="method-args">()</span>
 253           </a>
 254         </div>
 255
 256         <div class="method-description">
 257           <p>
 258 Deletes all agents
 259 </p>
 260           <p><a class="source-toggle" href="#"
 261             onclick="toggleCode('M000483-source');return false;">[Source]</a></p>
 262           <div class="method-source-code" id="M000483-source">
 263 <pre>
 264     <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 15</span>
 265 15:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">clear!</span>
 266 16:       <span class="ruby-ivar">@@agents</span>.<span class="ruby-identifier">each_key</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">agent</span><span class="ruby-operator">|</span>
 267 17:         <span class="ruby-constant">PluginManager</span>.<span class="ruby-identifier">delete</span> <span class="ruby-node">&quot;#{agent}_agent&quot;</span>
 268 18:         <span class="ruby-constant">Util</span>.<span class="ruby-identifier">unsubscribe</span>(<span class="ruby-constant">Util</span>.<span class="ruby-identifier">make_subscriptions</span>(<span class="ruby-identifier">agent</span>, <span class="ruby-identifier">:broadcast</span>))
 269 19:       <span class="ruby-keyword kw">end</span>
 270 20:
 271 21:       <span class="ruby-ivar">@@agents</span> = {}
 272 22:     <span class="ruby-keyword kw">end</span>
 273 </pre>
 274           </div>
 275         </div>
 276       </div>
 277
 278       <div id="method-M000490" class="method-detail">
 279         <a name="M000490"></a>
 280
 281         <div class="method-heading">
 282           <a href="#M000490" class="method-signature">
 283           <span class="method-name">dispatch</span><span class="method-args">(request, connection) {|replies| ...}</span>
 284           </a>
 285         </div>
 286
 287         <div class="method-description">
 288           <p>
 289 Dispatches a message to an agent, accepts a block that will get run if
 290 there are any replies to process from the agent
 291 </p>
 292           <p><a class="source-toggle" href="#"
 293             onclick="toggleCode('M000490-source');return false;">[Source]</a></p>
 294           <div class="method-source-code" id="M000490-source">
 295 <pre>
 296      <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 118</span>
 297 118:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">dispatch</span>(<span class="ruby-identifier">request</span>, <span class="ruby-identifier">connection</span>)
 298 119:       <span class="ruby-constant">Log</span>.<span class="ruby-identifier">debug</span>(<span class="ruby-node">&quot;Dispatching a message to agent #{request.agent}&quot;</span>)
 299 120:
 300 121:       <span class="ruby-constant">Thread</span>.<span class="ruby-identifier">new</span> <span class="ruby-keyword kw">do</span>
 301 122:         <span class="ruby-keyword kw">begin</span>
 302 123:           <span class="ruby-identifier">agent</span> = <span class="ruby-constant">PluginManager</span>[<span class="ruby-node">&quot;#{request.agent}_agent&quot;</span>]
 303 124:
 304 125:           <span class="ruby-constant">Timeout</span><span class="ruby-operator">::</span><span class="ruby-identifier">timeout</span>(<span class="ruby-identifier">agent</span>.<span class="ruby-identifier">timeout</span>) <span class="ruby-keyword kw">do</span>
 305 126:             <span class="ruby-identifier">replies</span> = <span class="ruby-identifier">agent</span>.<span class="ruby-identifier">handlemsg</span>(<span class="ruby-identifier">request</span>.<span class="ruby-identifier">payload</span>, <span class="ruby-identifier">connection</span>)
 306 127:
 307 128:             <span class="ruby-comment cmt"># Agents can decide if they wish to reply or not,</span>
 308 129:             <span class="ruby-comment cmt"># returning nil will mean nothing goes back to the</span>
 309 130:             <span class="ruby-comment cmt"># requestor</span>
 310 131:             <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">replies</span> <span class="ruby-operator">==</span> <span class="ruby-keyword kw">nil</span>
 311 132:               <span class="ruby-keyword kw">yield</span>(<span class="ruby-identifier">replies</span>)
 312 133:             <span class="ruby-keyword kw">end</span>
 313 134:           <span class="ruby-keyword kw">end</span>
 314 135:         <span class="ruby-keyword kw">rescue</span> <span class="ruby-constant">Timeout</span><span class="ruby-operator">::</span><span class="ruby-constant">Error</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">e</span>
 315 136:           <span class="ruby-constant">Log</span>.<span class="ruby-identifier">warn</span>(<span class="ruby-node">&quot;Timeout while handling message for #{request.agent}&quot;</span>)
 316 137:         <span class="ruby-keyword kw">rescue</span> <span class="ruby-constant">Exception</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">e</span>
 317 138:           <span class="ruby-constant">Log</span>.<span class="ruby-identifier">error</span>(<span class="ruby-node">&quot;Execution of #{request.agent} failed: #{e}&quot;</span>)
 318 139:           <span class="ruby-constant">Log</span>.<span class="ruby-identifier">error</span>(<span class="ruby-identifier">e</span>.<span class="ruby-identifier">backtrace</span>.<span class="ruby-identifier">join</span>(<span class="ruby-value str">&quot;\n\t\t&quot;</span>))
 319 140:         <span class="ruby-keyword kw">end</span>
 320 141:       <span class="ruby-keyword kw">end</span>
 321 142:     <span class="ruby-keyword kw">end</span>
 322 </pre>
 323           </div>
 324         </div>
 325       </div>
 326
 327       <div id="method-M000488" class="method-detail">
 328         <a name="M000488"></a>
 329
 330         <div class="method-heading">
 331           <a href="#M000488" class="method-signature">
 332           <span class="method-name">findagentfile</span><span class="method-args">(agentname)</span>
 333           </a>
 334         </div>
 335
 336         <div class="method-description">
 337           <p>
 338 searches the libdirs for agents
 339 </p>
 340           <p><a class="source-toggle" href="#"
 341             onclick="toggleCode('M000488-source');return false;">[Source]</a></p>
 342           <div class="method-source-code" id="M000488-source">
 343 <pre>
 344      <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 100</span>
 345 100:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">findagentfile</span>(<span class="ruby-identifier">agentname</span>)
 346 101:       <span class="ruby-ivar">@config</span>.<span class="ruby-identifier">libdir</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">libdir</span><span class="ruby-operator">|</span>
 347 102:         <span class="ruby-identifier">agentfile</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>([<span class="ruby-identifier">libdir</span>, <span class="ruby-value str">&quot;mcollective&quot;</span>, <span class="ruby-value str">&quot;agent&quot;</span>, <span class="ruby-node">&quot;#{agentname}.rb&quot;</span>])
 348 103:         <span class="ruby-keyword kw">if</span> <span class="ruby-constant">File</span>.<span class="ruby-identifier">exist?</span>(<span class="ruby-identifier">agentfile</span>)
 349 104:           <span class="ruby-constant">Log</span>.<span class="ruby-identifier">debug</span>(<span class="ruby-node">&quot;Found #{agentname} at #{agentfile}&quot;</span>)
 350 105:           <span class="ruby-keyword kw">return</span> <span class="ruby-identifier">agentfile</span>
 351 106:         <span class="ruby-keyword kw">end</span>
 352 107:       <span class="ruby-keyword kw">end</span>
 353 108:       <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">false</span>
 354 109:     <span class="ruby-keyword kw">end</span>
 355 </pre>
 356           </div>
 357         </div>
 358       </div>
 359
 360       <div id="method-M000489" class="method-detail">
 361         <a name="M000489"></a>
 362
 363         <div class="method-heading">
 364           <a href="#M000489" class="method-signature">
 365           <span class="method-name">include?</span><span class="method-args">(agentname)</span>
 366           </a>
 367         </div>
 368
 369         <div class="method-description">
 370           <p>
 371 Determines if we have an agent with a certain name
 372 </p>
 373           <p><a class="source-toggle" href="#"
 374             onclick="toggleCode('M000489-source');return false;">[Source]</a></p>
 375           <div class="method-source-code" id="M000489-source">
 376 <pre>
 377      <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 112</span>
 378 112:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">include?</span>(<span class="ruby-identifier">agentname</span>)
 379 113:       <span class="ruby-constant">PluginManager</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-node">&quot;#{agentname}_agent&quot;</span>)
 380 114:     <span class="ruby-keyword kw">end</span>
 381 </pre>
 382           </div>
 383         </div>
 384       </div>
 385
 386       <div id="method-M000485" class="method-detail">
 387         <a name="M000485"></a>
 388
 389         <div class="method-heading">
 390           <a href="#M000485" class="method-signature">
 391           <span class="method-name">loadagent</span><span class="method-args">(agentname)</span>
 392           </a>
 393         </div>
 394
 395         <div class="method-description">
 396           <p>
 397 Loads a specified agent from disk if available
 398 </p>
 399           <p><a class="source-toggle" href="#"
 400             onclick="toggleCode('M000485-source');return false;">[Source]</a></p>
 401           <div class="method-source-code" id="M000485-source">
 402 <pre>
 403     <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 42</span>
 404 42:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">loadagent</span>(<span class="ruby-identifier">agentname</span>)
 405 43:       <span class="ruby-identifier">agentfile</span> = <span class="ruby-identifier">findagentfile</span>(<span class="ruby-identifier">agentname</span>)
 406 44:       <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">false</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">agentfile</span>
 407 45:       <span class="ruby-identifier">classname</span> = <span class="ruby-identifier">class_for_agent</span>(<span class="ruby-identifier">agentname</span>)
 408 46:
 409 47:       <span class="ruby-constant">PluginManager</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-node">&quot;#{agentname}_agent&quot;</span>)
 410 48:
 411 49:       <span class="ruby-keyword kw">begin</span>
 412 50:         <span class="ruby-identifier">single_instance</span> = [<span class="ruby-value str">&quot;registration&quot;</span>, <span class="ruby-value str">&quot;discovery&quot;</span>].<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">agentname</span>)
 413 51:
 414 52:         <span class="ruby-constant">PluginManager</span>.<span class="ruby-identifier">loadclass</span>(<span class="ruby-identifier">classname</span>)
 415 53:
 416 54:         <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">activate_agent?</span>(<span class="ruby-identifier">agentname</span>)
 417 55:           <span class="ruby-constant">PluginManager</span> <span class="ruby-operator">&lt;&lt;</span> {<span class="ruby-identifier">:type</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-node">&quot;#{agentname}_agent&quot;</span>, <span class="ruby-identifier">:class</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">classname</span>, <span class="ruby-identifier">:single_instance</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">single_instance</span>}
 418 56:
 419 57:           <span class="ruby-comment cmt"># Attempt to instantiate the agent once so any validation and hooks get run</span>
 420 58:           <span class="ruby-comment cmt"># this does a basic sanity check on the agent as a whole, if this fails it</span>
 421 59:           <span class="ruby-comment cmt"># will be removed from the plugin list</span>
 422 60:           <span class="ruby-constant">PluginManager</span>[<span class="ruby-node">&quot;#{agentname}_agent&quot;</span>]
 423 61:
 424 62:           <span class="ruby-constant">Util</span>.<span class="ruby-identifier">subscribe</span>(<span class="ruby-constant">Util</span>.<span class="ruby-identifier">make_subscriptions</span>(<span class="ruby-identifier">agentname</span>, <span class="ruby-identifier">:broadcast</span>)) <span class="ruby-keyword kw">unless</span> <span class="ruby-ivar">@@agents</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">agentname</span>)
 425 63:
 426 64:           <span class="ruby-ivar">@@agents</span>[<span class="ruby-identifier">agentname</span>] = {<span class="ruby-identifier">:file</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">agentfile</span>}
 427 65:           <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">true</span>
 428 66:         <span class="ruby-keyword kw">else</span>
 429 67:           <span class="ruby-constant">Log</span>.<span class="ruby-identifier">debug</span>(<span class="ruby-node">&quot;Not activating agent #{agentname} due to agent policy in activate? method&quot;</span>)
 430 68:           <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">false</span>
 431 69:         <span class="ruby-keyword kw">end</span>
 432 70:       <span class="ruby-keyword kw">rescue</span> <span class="ruby-constant">Exception</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">e</span>
 433 71:         <span class="ruby-constant">Log</span>.<span class="ruby-identifier">error</span>(<span class="ruby-node">&quot;Loading agent #{agentname} failed: #{e}&quot;</span>)
 434 72:         <span class="ruby-constant">PluginManager</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-node">&quot;#{agentname}_agent&quot;</span>)
 435 73:         <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">false</span>
 436 74:       <span class="ruby-keyword kw">end</span>
 437 75:     <span class="ruby-keyword kw">end</span>
 438 </pre>
 439           </div>
 440         </div>
 441       </div>
 442
 443       <div id="method-M000484" class="method-detail">
 444         <a name="M000484"></a>
 445
 446         <div class="method-heading">
 447           <a href="#M000484" class="method-signature">
 448           <span class="method-name">loadagents</span><span class="method-args">()</span>
 449           </a>
 450         </div>
 451
 452         <div class="method-description">
 453           <p>
 454 Loads all agents from disk
 455 </p>
 456           <p><a class="source-toggle" href="#"
 457             onclick="toggleCode('M000484-source');return false;">[Source]</a></p>
 458           <div class="method-source-code" id="M000484-source">
 459 <pre>
 460     <span class="ruby-comment cmt"># File lib/mcollective/agents.rb, line 25</span>
 461 25:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">loadagents</span>
 462 26:       <span class="ruby-constant">Log</span>.<span class="ruby-identifier">debug</span>(<span class="ruby-value str">&quot;Reloading all agents from disk&quot;</span>)
 463 27:
 464 28:       <span class="ruby-identifier">clear!</span>
 465 29:
 466 30:       <span class="ruby-ivar">@config</span>.<span class="ruby-identifier">libdir</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">libdir</span><span class="ruby-operator">|</span>
 467 31:         <span class="ruby-identifier">agentdir</span> = <span class="ruby-node">&quot;#{libdir}/mcollective/agent&quot;</span>
 468 32:         <span class="ruby-keyword kw">next</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-constant">File</span>.<span class="ruby-identifier">directory?</span>(<span class="ruby-identifier">agentdir</span>)
 469 33:
 470 34:         <span class="ruby-constant">Dir</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">agentdir</span>).<span class="ruby-identifier">grep</span>(<span class="ruby-regexp re">/\.rb$/</span>).<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">agent</span><span class="ruby-operator">|</span>
 471 35:           <span class="ruby-identifier">agentname</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">basename</span>(<span class="ruby-identifier">agent</span>, <span class="ruby-value str">&quot;.rb&quot;</span>)
 472 36:           <span class="ruby-identifier">loadagent</span>(<span class="ruby-identifier">agentname</span>) <span class="ruby-keyword kw">unless</span> <span class="ruby-constant">PluginManager</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-node">&quot;#{agentname}_agent&quot;</span>)
 473 37:         <span class="ruby-keyword kw">end</span>
 474 38:       <span class="ruby-keyword kw">end</span>
 475 39:     <span class="ruby-keyword kw">end</span>
 476 </pre>
 477           </div>
 478         </div>
 479       </div>
 480
 481
 482     </div>
 483
 484
 485   </div>
 486
 487
 488 <div id="validator-badges">
 489   <p><small><a href="http://validator.w3.org/check/referer">[Validate]</a></small></p>
 490 </div>
 491
 492 </body>
 493 </html>