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<title>execute (Deltacloud::Runner::SSH)</title>
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<pre><span class="ruby-comment cmt"># File lib/deltacloud/runner.rb, line 69</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">execute</span>(<span class="ruby-identifier">command</span>)
<span class="ruby-ivar">@command</span> = <span class="ruby-identifier">command</span>
<span class="ruby-identifier">config</span> = <span class="ruby-identifier">ssh_config</span>(<span class="ruby-ivar">@network</span>, <span class="ruby-ivar">@credentials</span>, <span class="ruby-ivar">@key</span>)
<span class="ruby-keyword kw">begin</span>
<span class="ruby-identifier">session</span> = <span class="ruby-keyword kw">nil</span>
<span class="ruby-comment cmt"># Default timeout for connecting to an instance.</span>
<span class="ruby-comment cmt"># 20 seconds should be OK for most of connections, if you are</span>
<span class="ruby-comment cmt"># experiencing some Exceptions with Timeouts increase this value.</span>
<span class="ruby-comment cmt"># Please keep in mind that the HTTP request timeout is set to 60</span>
<span class="ruby-comment cmt"># seconds, so you need to fit into this time</span>
<span class="ruby-constant">Timeout</span><span class="ruby-operator">::</span><span class="ruby-identifier">timeout</span>(<span class="ruby-value">20</span>) <span class="ruby-keyword kw">do</span>
<span class="ruby-identifier">session</span> = <span class="ruby-constant">Net</span><span class="ruby-operator">::</span><span class="ruby-constant">SSH</span>.<span class="ruby-identifier">start</span>(<span class="ruby-ivar">@network</span>.<span class="ruby-identifier">ip</span>, <span class="ruby-value str">'root'</span>, <span class="ruby-identifier">config</span>)
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">session</span>.<span class="ruby-identifier">open_channel</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">channel</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">on_data</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">ch</span>, <span class="ruby-identifier">data</span><span class="ruby-operator">|</span>
<span class="ruby-ivar">@result</span> <span class="ruby-operator">+=</span> <span class="ruby-identifier">data</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">channel</span>.<span class="ruby-identifier">exec</span>(<span class="ruby-identifier">command</span>)
<span class="ruby-identifier">session</span>.<span class="ruby-identifier">loop</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">session</span>.<span class="ruby-identifier">close</span>
<span class="ruby-keyword kw">rescue</span> <span class="ruby-constant">Exception</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">e</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">InstanceSSHError</span>.<span class="ruby-identifier">new</span>(<span class="ruby-node">"#{e.class.name}: #{e.message}"</span>)
<span class="ruby-keyword kw">ensure</span>
<span class="ruby-comment cmt"># FileUtils.rm(config[:keys].first) rescue nil</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-constant">Deltacloud</span><span class="ruby-operator">::</span><span class="ruby-constant">Runner</span><span class="ruby-operator">::</span><span class="ruby-constant">Response</span>.<span class="ruby-identifier">new</span>(<span class="ruby-keyword kw">self</span>, <span class="ruby-ivar">@result</span>)
<span class="ruby-keyword kw">end</span></pre>
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