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<!DOCTYPE html>
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<title>boundary.boundary_alerters — Skyline 1.0.4-dev documentation</title>
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<h1>Source code for boundary.boundary_alerters</h1><div class="highlight"><pre>
<span></span><span class="kn">from</span> <span class="nn">smtplib</span> <span class="kn">import</span> <span class="n">SMTP</span>
<span class="kn">import</span> <span class="nn">boundary_alerters</span>
<span class="k">try</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">urllib2</span>
<span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">urllib.request</span>
<span class="kn">import</span> <span class="nn">urllib.error</span>
<span class="kn">import</span> <span class="nn">re</span>
<span class="kn">from</span> <span class="nn">requests.utils</span> <span class="kn">import</span> <span class="n">quote</span>
<span class="kn">import</span> <span class="nn">os.path</span>
<span class="kn">import</span> <span class="nn">sys</span>
<span class="n">python_version</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">sys</span><span class="o">.</span><span class="n">version_info</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span>
<span class="k">if</span> <span class="n">python_version</span> <span class="o">==</span> <span class="mi">2</span><span class="p">:</span>
<span class="kn">from</span> <span class="nn">email.MIMEMultipart</span> <span class="kn">import</span> <span class="n">MIMEMultipart</span>
<span class="kn">from</span> <span class="nn">email.MIMEText</span> <span class="kn">import</span> <span class="n">MIMEText</span>
<span class="kn">from</span> <span class="nn">email.MIMEImage</span> <span class="kn">import</span> <span class="n">MIMEImage</span>
<span class="k">if</span> <span class="n">python_version</span> <span class="o">==</span> <span class="mi">3</span><span class="p">:</span>
<span class="kn">from</span> <span class="nn">email.mime.multipart</span> <span class="kn">import</span> <span class="n">MIMEMultipart</span>
<span class="kn">from</span> <span class="nn">email.mime.text</span> <span class="kn">import</span> <span class="n">MIMEText</span>
<span class="kn">from</span> <span class="nn">email.mime.image</span> <span class="kn">import</span> <span class="n">MIMEImage</span>
<span class="n">sys</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">append</span><span class="p">(</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="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">dirname</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">realpath</span><span class="p">(</span><span class="n">__file__</span><span class="p">)),</span> <span class="n">os</span><span class="o">.</span><span class="n">pardir</span><span class="p">))</span>
<span class="n">sys</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">insert</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">dirname</span><span class="p">(</span><span class="n">__file__</span><span class="p">))</span>
<span class="kn">import</span> <span class="nn">settings</span>
<span class="sd">"""</span>
<span class="sd">Create any alerter you want here. The function is invoked from trigger_alert.</span>
<span class="sd">4 arguments will be passed in as strings:</span>
<span class="sd">datapoint, metric_name, expiration_time, algorithm</span>
<span class="sd">"""</span>
<span class="c1"># FULL_DURATION to hours so that Boundary surfaces the relevant timeseries data</span>
<span class="c1"># in the graph</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">full_duration_seconds</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">settings</span><span class="o">.</span><span class="n">FULL_DURATION</span><span class="p">)</span>
<span class="k">except</span><span class="p">:</span>
<span class="n">full_duration_seconds</span> <span class="o">=</span> <span class="mi">86400</span>
<span class="n">full_duration_in_hours</span> <span class="o">=</span> <span class="n">full_duration_seconds</span> <span class="o">/</span> <span class="mi">60</span> <span class="o">/</span> <span class="mi">60</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">graphite_previous_hours</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_SMTP_OPTS</span><span class="p">[</span><span class="s1">'graphite_previous_hours'</span><span class="p">])</span>
<span class="k">except</span><span class="p">:</span>
<span class="n">graphite_previous_hours</span> <span class="o">=</span> <span class="n">full_duration_in_hours</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">graphite_graph_line_color</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_SMTP_OPTS</span><span class="p">[</span><span class="s1">'graphite_graph_line_color'</span><span class="p">])</span>
<span class="k">except</span><span class="p">:</span>
<span class="n">graphite_graph_line_color</span> <span class="o">=</span> <span class="s1">'pink'</span>
<div class="viewcode-block" id="alert_smtp"><a class="viewcode-back" href="../../skyline.boundary.html#boundary.boundary_alerters.alert_smtp">[docs]</a><span class="k">def</span> <span class="nf">alert_smtp</span><span class="p">(</span><span class="n">datapoint</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">expiration_time</span><span class="p">,</span> <span class="n">metric_trigger</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">):</span>
<span class="n">sender</span> <span class="o">=</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_SMTP_OPTS</span><span class="p">[</span><span class="s1">'sender'</span><span class="p">]</span>
<span class="n">matched_namespaces</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">namespace</span> <span class="ow">in</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_SMTP_OPTS</span><span class="p">[</span><span class="s1">'recipients'</span><span class="p">]:</span>
<span class="n">CHECK_MATCH_PATTERN</span> <span class="o">=</span> <span class="n">namespace</span>
<span class="n">check_match_pattern</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">compile</span><span class="p">(</span><span class="n">CHECK_MATCH_PATTERN</span><span class="p">)</span>
<span class="n">pattern_match</span> <span class="o">=</span> <span class="n">check_match_pattern</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">metric_name</span><span class="p">)</span>
<span class="k">if</span> <span class="n">pattern_match</span><span class="p">:</span>
<span class="n">matched_namespaces</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">namespace</span><span class="p">)</span>
<span class="n">matched_recipients</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="n">namespace</span> <span class="ow">in</span> <span class="n">matched_namespaces</span><span class="p">:</span>
<span class="k">for</span> <span class="n">recipients</span> <span class="ow">in</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_SMTP_OPTS</span><span class="p">[</span><span class="s1">'recipients'</span><span class="p">][</span><span class="n">namespace</span><span class="p">]:</span>
<span class="n">matched_recipients</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">recipients</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">unique_noHash</span><span class="p">(</span><span class="n">seq</span><span class="p">):</span>
<span class="n">seen</span> <span class="o">=</span> <span class="nb">set</span><span class="p">()</span>
<span class="k">return</span> <span class="p">[</span><span class="n">x</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">seq</span> <span class="k">if</span> <span class="nb">str</span><span class="p">(</span><span class="n">x</span><span class="p">)</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">seen</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">seen</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">x</span><span class="p">))]</span>
<span class="n">recipients</span> <span class="o">=</span> <span class="n">unique_noHash</span><span class="p">(</span><span class="n">matched_recipients</span><span class="p">)</span>
<span class="c1"># Backwards compatibility</span>
<span class="k">if</span> <span class="nb">type</span><span class="p">(</span><span class="n">recipients</span><span class="p">)</span> <span class="ow">is</span> <span class="nb">str</span><span class="p">:</span>
<span class="n">recipients</span> <span class="o">=</span> <span class="p">[</span><span class="n">recipients</span><span class="p">]</span>
<span class="n">alert_algo</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">algorithm</span><span class="p">)</span>
<span class="n">alert_context</span> <span class="o">=</span> <span class="n">alert_algo</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span>
<span class="n">unencoded_graph_title</span> <span class="o">=</span> <span class="s1">'Skyline Boundary - </span><span class="si">%s</span><span class="s1"> at </span><span class="si">%s</span><span class="s1"> hours - </span><span class="si">%s</span><span class="s1"> - </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">alert_context</span><span class="p">,</span> <span class="n">graphite_previous_hours</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">datapoint</span><span class="p">)</span>
<span class="n">graph_title_string</span> <span class="o">=</span> <span class="n">quote</span><span class="p">(</span><span class="n">unencoded_graph_title</span><span class="p">,</span> <span class="n">safe</span><span class="o">=</span><span class="s1">''</span><span class="p">)</span>
<span class="n">graph_title</span> <span class="o">=</span> <span class="s1">'&title=</span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="n">graph_title_string</span>
<span class="k">if</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PORT</span> <span class="o">!=</span> <span class="s1">''</span><span class="p">:</span>
<span class="n">link</span> <span class="o">=</span> <span class="s1">'</span><span class="si">%s</span><span class="s1">://</span><span class="si">%s</span><span class="s1">:</span><span class="si">%s</span><span class="s1">/render/?from=-</span><span class="si">%s</span><span class="s1">hour&target=cactiStyle(</span><span class="si">%s</span><span class="s1">)</span><span class="si">%s%s</span><span class="s1">&colorList=</span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PROTOCOL</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_HOST</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PORT</span><span class="p">,</span>
<span class="n">graphite_previous_hours</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_GRAPH_SETTINGS</span><span class="p">,</span>
<span class="n">graph_title</span><span class="p">,</span> <span class="n">graphite_graph_line_color</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">link</span> <span class="o">=</span> <span class="s1">'</span><span class="si">%s</span><span class="s1">://</span><span class="si">%s</span><span class="s1">/render/?from=-</span><span class="si">%s</span><span class="s1">hour&target=cactiStyle(</span><span class="si">%s</span><span class="s1">)</span><span class="si">%s%s</span><span class="s1">&colorList=</span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PROTOCOL</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_HOST</span><span class="p">,</span> <span class="n">graphite_previous_hours</span><span class="p">,</span>
<span class="n">metric_name</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_GRAPH_SETTINGS</span><span class="p">,</span> <span class="n">graph_title</span><span class="p">,</span>
<span class="n">graphite_graph_line_color</span><span class="p">)</span>
<span class="n">content_id</span> <span class="o">=</span> <span class="n">metric_name</span>
<span class="n">image_data</span> <span class="o">=</span> <span class="bp">None</span>
<span class="k">if</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_SMTP_OPTS</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'embed-images'</span><span class="p">):</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">image_data</span> <span class="o">=</span> <span class="n">urllib2</span><span class="o">.</span><span class="n">urlopen</span><span class="p">(</span><span class="n">link</span><span class="p">)</span><span class="o">.</span><span class="n">read</span><span class="p">()</span>
<span class="k">except</span> <span class="n">urllib2</span><span class="o">.</span><span class="n">URLError</span><span class="p">:</span>
<span class="n">image_data</span> <span class="o">=</span> <span class="bp">None</span>
<span class="c1"># If we failed to get the image or if it was explicitly disabled,</span>
<span class="c1"># use the image URL instead of the content.</span>
<span class="k">if</span> <span class="n">image_data</span> <span class="ow">is</span> <span class="bp">None</span><span class="p">:</span>
<span class="n">img_tag</span> <span class="o">=</span> <span class="s1">'<img src="</span><span class="si">%s</span><span class="s1">"/>'</span> <span class="o">%</span> <span class="n">link</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">img_tag</span> <span class="o">=</span> <span class="s1">'<img src="cid:</span><span class="si">%s</span><span class="s1">"/>'</span> <span class="o">%</span> <span class="n">content_id</span>
<span class="n">body</span> <span class="o">=</span> <span class="s1">'</span><span class="si">%s</span><span class="s1"> :: </span><span class="si">%s</span><span class="s1"> <br> Next alert in: </span><span class="si">%s</span><span class="s1"> seconds <br> skyline Boundary alert - </span><span class="si">%s</span><span class="s1"> <br><a href="</span><span class="si">%s</span><span class="s1">"></span><span class="si">%s</span><span class="s1"></a>'</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">datapoint</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">expiration_time</span><span class="p">,</span> <span class="n">alert_context</span><span class="p">,</span> <span class="n">link</span><span class="p">,</span> <span class="n">img_tag</span><span class="p">)</span>
<span class="k">for</span> <span class="n">recipient</span> <span class="ow">in</span> <span class="n">recipients</span><span class="p">:</span>
<span class="n">msg</span> <span class="o">=</span> <span class="n">MIMEMultipart</span><span class="p">(</span><span class="s1">'alternative'</span><span class="p">)</span>
<span class="n">msg</span><span class="p">[</span><span class="s1">'Subject'</span><span class="p">]</span> <span class="o">=</span> <span class="s1">'[Skyline alert] '</span> <span class="o">+</span> <span class="s1">'Boundary ALERT - '</span> <span class="o">+</span> <span class="n">alert_context</span> <span class="o">+</span> <span class="s1">' - '</span> <span class="o">+</span> <span class="n">datapoint</span> <span class="o">+</span> <span class="s1">' - '</span> <span class="o">+</span> <span class="n">metric_name</span>
<span class="n">msg</span><span class="p">[</span><span class="s1">'From'</span><span class="p">]</span> <span class="o">=</span> <span class="n">sender</span>
<span class="n">msg</span><span class="p">[</span><span class="s1">'To'</span><span class="p">]</span> <span class="o">=</span> <span class="n">recipient</span>
<span class="n">msg</span><span class="o">.</span><span class="n">attach</span><span class="p">(</span><span class="n">MIMEText</span><span class="p">(</span><span class="n">body</span><span class="p">,</span> <span class="s1">'html'</span><span class="p">))</span>
<span class="k">if</span> <span class="n">image_data</span> <span class="ow">is</span> <span class="ow">not</span> <span class="bp">None</span><span class="p">:</span>
<span class="n">msg_attachment</span> <span class="o">=</span> <span class="n">MIMEImage</span><span class="p">(</span><span class="n">image_data</span><span class="p">)</span>
<span class="n">msg_attachment</span><span class="o">.</span><span class="n">add_header</span><span class="p">(</span><span class="s1">'Content-ID'</span><span class="p">,</span> <span class="s1">'<</span><span class="si">%s</span><span class="s1">>'</span> <span class="o">%</span> <span class="n">content_id</span><span class="p">)</span>
<span class="n">msg</span><span class="o">.</span><span class="n">attach</span><span class="p">(</span><span class="n">msg_attachment</span><span class="p">)</span>
<span class="n">s</span> <span class="o">=</span> <span class="n">SMTP</span><span class="p">(</span><span class="s1">'127.0.0.1'</span><span class="p">)</span>
<span class="n">s</span><span class="o">.</span><span class="n">sendmail</span><span class="p">(</span><span class="n">sender</span><span class="p">,</span> <span class="n">recipient</span><span class="p">,</span> <span class="n">msg</span><span class="o">.</span><span class="n">as_string</span><span class="p">())</span>
<span class="n">s</span><span class="o">.</span><span class="n">quit</span><span class="p">()</span></div>
<div class="viewcode-block" id="alert_pagerduty"><a class="viewcode-back" href="../../skyline.boundary.html#boundary.boundary_alerters.alert_pagerduty">[docs]</a><span class="k">def</span> <span class="nf">alert_pagerduty</span><span class="p">(</span><span class="n">datapoint</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">expiration_time</span><span class="p">,</span> <span class="n">metric_trigger</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">):</span>
<span class="k">if</span> <span class="n">settings</span><span class="o">.</span><span class="n">PAGERDUTY_ENABLED</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">pygerduty</span>
<span class="n">pager</span> <span class="o">=</span> <span class="n">pygerduty</span><span class="o">.</span><span class="n">PagerDuty</span><span class="p">(</span><span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_PAGERDUTY_OPTS</span><span class="p">[</span><span class="s1">'subdomain'</span><span class="p">],</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_PAGERDUTY_OPTS</span><span class="p">[</span><span class="s1">'auth_token'</span><span class="p">])</span>
<span class="n">pager</span><span class="o">.</span><span class="n">trigger_incident</span><span class="p">(</span><span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_PAGERDUTY_OPTS</span><span class="p">[</span><span class="s1">'key'</span><span class="p">],</span> <span class="s1">'Anomalous metric: </span><span class="si">%s</span><span class="s1"> (value: </span><span class="si">%s</span><span class="s1">) - </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">metric_name</span><span class="p">,</span> <span class="n">datapoint</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">))</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">pagerduty_not_enabled</span> <span class="o">=</span> <span class="bp">True</span></div>
<div class="viewcode-block" id="alert_hipchat"><a class="viewcode-back" href="../../skyline.boundary.html#boundary.boundary_alerters.alert_hipchat">[docs]</a><span class="k">def</span> <span class="nf">alert_hipchat</span><span class="p">(</span><span class="n">datapoint</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">expiration_time</span><span class="p">,</span> <span class="n">metric_trigger</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">):</span>
<span class="k">if</span> <span class="n">settings</span><span class="o">.</span><span class="n">HIPCHAT_ENABLED</span><span class="p">:</span>
<span class="n">sender</span> <span class="o">=</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_HIPCHAT_OPTS</span><span class="p">[</span><span class="s1">'sender'</span><span class="p">]</span>
<span class="kn">import</span> <span class="nn">hipchat</span>
<span class="n">hipster</span> <span class="o">=</span> <span class="n">hipchat</span><span class="o">.</span><span class="n">HipChat</span><span class="p">(</span><span class="n">token</span><span class="o">=</span><span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_HIPCHAT_OPTS</span><span class="p">[</span><span class="s1">'auth_token'</span><span class="p">])</span>
<span class="c1"># Allow for absolute path metric namespaces but also allow for and match</span>
<span class="c1"># match wildcard namepaces if there is not an absolute path metric namespace</span>
<span class="n">rooms</span> <span class="o">=</span> <span class="s1">'unknown'</span>
<span class="n">notify_rooms</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">matched_rooms</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">rooms</span> <span class="o">=</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_HIPCHAT_OPTS</span><span class="p">[</span><span class="s1">'rooms'</span><span class="p">][</span><span class="n">metric_name</span><span class="p">]</span>
<span class="n">notify_rooms</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">rooms</span><span class="p">)</span>
<span class="k">except</span><span class="p">:</span>
<span class="k">for</span> <span class="n">room</span> <span class="ow">in</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_HIPCHAT_OPTS</span><span class="p">[</span><span class="s1">'rooms'</span><span class="p">]:</span>
<span class="k">print</span><span class="p">(</span><span class="n">room</span><span class="p">)</span>
<span class="n">CHECK_MATCH_PATTERN</span> <span class="o">=</span> <span class="n">room</span>
<span class="n">check_match_pattern</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">compile</span><span class="p">(</span><span class="n">CHECK_MATCH_PATTERN</span><span class="p">)</span>
<span class="n">pattern_match</span> <span class="o">=</span> <span class="n">check_match_pattern</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">metric_name</span><span class="p">)</span>
<span class="k">if</span> <span class="n">pattern_match</span><span class="p">:</span>
<span class="n">matched_rooms</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">room</span><span class="p">)</span>
<span class="k">if</span> <span class="n">matched_rooms</span> <span class="o">!=</span> <span class="p">[]:</span>
<span class="k">for</span> <span class="n">i_metric_name</span> <span class="ow">in</span> <span class="n">matched_rooms</span><span class="p">:</span>
<span class="n">rooms</span> <span class="o">=</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_HIPCHAT_OPTS</span><span class="p">[</span><span class="s1">'rooms'</span><span class="p">][</span><span class="n">i_metric_name</span><span class="p">]</span>
<span class="n">notify_rooms</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">rooms</span><span class="p">)</span>
<span class="n">alert_algo</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">algorithm</span><span class="p">)</span>
<span class="n">alert_context</span> <span class="o">=</span> <span class="n">alert_algo</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span>
<span class="n">unencoded_graph_title</span> <span class="o">=</span> <span class="s1">'Skyline Boundary - </span><span class="si">%s</span><span class="s1"> at </span><span class="si">%s</span><span class="s1"> hours - </span><span class="si">%s</span><span class="s1"> - </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">alert_context</span><span class="p">,</span> <span class="n">graphite_previous_hours</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">datapoint</span><span class="p">)</span>
<span class="n">graph_title_string</span> <span class="o">=</span> <span class="n">quote</span><span class="p">(</span><span class="n">unencoded_graph_title</span><span class="p">,</span> <span class="n">safe</span><span class="o">=</span><span class="s1">''</span><span class="p">)</span>
<span class="n">graph_title</span> <span class="o">=</span> <span class="s1">'&title=</span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="n">graph_title_string</span>
<span class="k">if</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PORT</span> <span class="o">!=</span> <span class="s1">''</span><span class="p">:</span>
<span class="n">link</span> <span class="o">=</span> <span class="s1">'</span><span class="si">%s</span><span class="s1">://</span><span class="si">%s</span><span class="s1">:</span><span class="si">%s</span><span class="s1">/render/?from=-</span><span class="si">%s</span><span class="s1">hour&target=cactiStyle(</span><span class="si">%s</span><span class="s1">)</span><span class="si">%s%s</span><span class="s1">&colorList=</span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PROTOCOL</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_HOST</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PORT</span><span class="p">,</span>
<span class="n">graphite_previous_hours</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_GRAPH_SETTINGS</span><span class="p">,</span>
<span class="n">graph_title</span><span class="p">,</span> <span class="n">graphite_graph_line_color</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">link</span> <span class="o">=</span> <span class="s1">'</span><span class="si">%s</span><span class="s1">://</span><span class="si">%s</span><span class="s1">/render/?from=-</span><span class="si">%s</span><span class="s1">hour&target=cactiStyle(</span><span class="si">%s</span><span class="s1">)</span><span class="si">%s%s</span><span class="s1">&colorList=</span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_PROTOCOL</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_HOST</span><span class="p">,</span> <span class="n">graphite_previous_hours</span><span class="p">,</span>
<span class="n">metric_name</span><span class="p">,</span> <span class="n">settings</span><span class="o">.</span><span class="n">GRAPHITE_GRAPH_SETTINGS</span><span class="p">,</span> <span class="n">graph_title</span><span class="p">,</span>
<span class="n">graphite_graph_line_color</span><span class="p">)</span>
<span class="n">embed_graph</span> <span class="o">=</span> <span class="s2">"<a href='"</span> <span class="o">+</span> <span class="n">link</span> <span class="o">+</span> <span class="s2">"'><img height='308' src='"</span> <span class="o">+</span> <span class="n">link</span> <span class="o">+</span> <span class="s2">"'>"</span> <span class="o">+</span> <span class="n">metric_name</span> <span class="o">+</span> <span class="s2">"</a>"</span>
<span class="k">for</span> <span class="n">rooms</span> <span class="ow">in</span> <span class="n">notify_rooms</span><span class="p">:</span>
<span class="k">for</span> <span class="n">room</span> <span class="ow">in</span> <span class="n">rooms</span><span class="p">:</span>
<span class="n">hipster</span><span class="o">.</span><span class="n">method</span><span class="p">(</span><span class="s1">'rooms/message'</span><span class="p">,</span> <span class="n">method</span><span class="o">=</span><span class="s1">'POST'</span><span class="p">,</span> <span class="n">parameters</span><span class="o">=</span><span class="p">{</span><span class="s1">'room_id'</span><span class="p">:</span> <span class="n">room</span><span class="p">,</span> <span class="s1">'from'</span><span class="p">:</span> <span class="s1">'skyline'</span><span class="p">,</span> <span class="s1">'color'</span><span class="p">:</span> <span class="n">settings</span><span class="o">.</span><span class="n">BOUNDARY_HIPCHAT_OPTS</span><span class="p">[</span><span class="s1">'color'</span><span class="p">],</span> <span class="s1">'message'</span><span class="p">:</span> <span class="s1">'</span><span class="si">%s</span><span class="s1"> - Boundary - </span><span class="si">%s</span><span class="s1"> - Anomalous metric: </span><span class="si">%s</span><span class="s1"> (value: </span><span class="si">%s</span><span class="s1">) at </span><span class="si">%s</span><span class="s1"> hours </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">sender</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">datapoint</span><span class="p">,</span> <span class="n">graphite_previous_hours</span><span class="p">,</span> <span class="n">embed_graph</span><span class="p">)})</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">hipchat_not_enabled</span> <span class="o">=</span> <span class="bp">True</span></div>
<div class="viewcode-block" id="alert_syslog"><a class="viewcode-back" href="../../skyline.boundary.html#boundary.boundary_alerters.alert_syslog">[docs]</a><span class="k">def</span> <span class="nf">alert_syslog</span><span class="p">(</span><span class="n">datapoint</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">expiration_time</span><span class="p">,</span> <span class="n">metric_trigger</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">):</span>
<span class="k">if</span> <span class="n">settings</span><span class="o">.</span><span class="n">SYSLOG_ENABLED</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">sys</span>
<span class="kn">import</span> <span class="nn">syslog</span>
<span class="n">syslog_ident</span> <span class="o">=</span> <span class="n">settings</span><span class="o">.</span><span class="n">SYSLOG_OPTS</span><span class="p">[</span><span class="s1">'ident'</span><span class="p">]</span>
<span class="n">message</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="s1">'Boundary - Anomalous metric: </span><span class="si">%s</span><span class="s1"> (value: </span><span class="si">%s</span><span class="s1">) - </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">metric_name</span><span class="p">,</span> <span class="n">datapoint</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">))</span>
<span class="k">if</span> <span class="n">sys</span><span class="o">.</span><span class="n">version_info</span><span class="p">[:</span><span class="mi">2</span><span class="p">]</span> <span class="o">==</span> <span class="p">(</span><span class="mi">2</span><span class="p">,</span> <span class="mi">6</span><span class="p">):</span>
<span class="n">syslog</span><span class="o">.</span><span class="n">openlog</span><span class="p">(</span><span class="n">syslog_ident</span><span class="p">,</span> <span class="n">syslog</span><span class="o">.</span><span class="n">LOG_PID</span><span class="p">,</span> <span class="n">syslog</span><span class="o">.</span><span class="n">LOG_LOCAL4</span><span class="p">)</span>
<span class="k">elif</span> <span class="n">sys</span><span class="o">.</span><span class="n">version_info</span><span class="p">[:</span><span class="mi">2</span><span class="p">]</span> <span class="o">==</span> <span class="p">(</span><span class="mi">2</span><span class="p">,</span> <span class="mi">7</span><span class="p">):</span>
<span class="n">syslog</span><span class="o">.</span><span class="n">openlog</span><span class="p">(</span><span class="n">ident</span><span class="o">=</span><span class="s1">'skyline'</span><span class="p">,</span> <span class="n">logoption</span><span class="o">=</span><span class="n">syslog</span><span class="o">.</span><span class="n">LOG_PID</span><span class="p">,</span> <span class="n">facility</span><span class="o">=</span><span class="n">syslog</span><span class="o">.</span><span class="n">LOG_LOCAL4</span><span class="p">)</span>
<span class="k">elif</span> <span class="n">sys</span><span class="o">.</span><span class="n">version_info</span><span class="p">[:</span><span class="mi">1</span><span class="p">]</span> <span class="o">==</span> <span class="p">(</span><span class="mi">3</span><span class="p">):</span>
<span class="n">syslog</span><span class="o">.</span><span class="n">openlog</span><span class="p">(</span><span class="n">ident</span><span class="o">=</span><span class="s1">'skyline'</span><span class="p">,</span> <span class="n">logoption</span><span class="o">=</span><span class="n">syslog</span><span class="o">.</span><span class="n">LOG_PID</span><span class="p">,</span> <span class="n">facility</span><span class="o">=</span><span class="n">syslog</span><span class="o">.</span><span class="n">LOG_LOCAL4</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">syslog</span><span class="o">.</span><span class="n">openlog</span><span class="p">(</span><span class="n">syslog_ident</span><span class="p">,</span> <span class="n">syslog</span><span class="o">.</span><span class="n">LOG_PID</span><span class="p">,</span> <span class="n">syslog</span><span class="o">.</span><span class="n">LOG_LOCAL4</span><span class="p">)</span>
<span class="n">syslog</span><span class="o">.</span><span class="n">syslog</span><span class="p">(</span><span class="mi">4</span><span class="p">,</span> <span class="n">message</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">syslog_not_enabled</span> <span class="o">=</span> <span class="bp">True</span></div>
<div class="viewcode-block" id="trigger_alert"><a class="viewcode-back" href="../../skyline.boundary.html#boundary.boundary_alerters.trigger_alert">[docs]</a><span class="k">def</span> <span class="nf">trigger_alert</span><span class="p">(</span><span class="n">alerter</span><span class="p">,</span> <span class="n">datapoint</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">expiration_time</span><span class="p">,</span> <span class="n">metric_trigger</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">):</span>
<span class="k">if</span> <span class="n">alerter</span> <span class="o">==</span> <span class="s1">'smtp'</span><span class="p">:</span>
<span class="n">strategy</span> <span class="o">=</span> <span class="s1">'alert_smtp'</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">strategy</span> <span class="o">=</span> <span class="s1">'alert_</span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="n">alerter</span>
<span class="nb">getattr</span><span class="p">(</span><span class="n">boundary_alerters</span><span class="p">,</span> <span class="n">strategy</span><span class="p">)(</span><span class="n">datapoint</span><span class="p">,</span> <span class="n">metric_name</span><span class="p">,</span> <span class="n">expiration_time</span><span class="p">,</span> <span class="n">metric_trigger</span><span class="p">,</span> <span class="n">algorithm</span><span class="p">)</span></div>
</pre></div>
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