You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@mesos.apache.org by gi...@apache.org on 2017/12/21 06:10:06 UTC

[20/51] [partial] mesos-site git commit: Updated the website built from mesos SHA: 760ab18.

http://git-wip-us.apache.org/repos/asf/mesos-site/blob/6dce3457/content/api/latest/c++/status__update__manager__process_8hpp_source.html
----------------------------------------------------------------------
diff --git a/content/api/latest/c++/status__update__manager__process_8hpp_source.html b/content/api/latest/c++/status__update__manager__process_8hpp_source.html
index 59c7059..c7ec951 100644
--- a/content/api/latest/c++/status__update__manager__process_8hpp_source.html
+++ b/content/api/latest/c++/status__update__manager__process_8hpp_source.html
@@ -623,8 +623,8 @@
 <div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;    }</div>
 <div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;  }</div>
 <div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;</div>
-<div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;  <span class="comment">// Type of status updates handled by the stream, e.g., &quot;offer operation</span></div>
-<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;  <span class="comment">// status update&quot;.</span></div>
+<div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;  <span class="comment">// Type of status updates handled by the stream, e.g., &quot;operation status</span></div>
+<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;  <span class="comment">// update&quot;.</span></div>
 <div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;  <span class="keyword">const</span> std::string statusUpdateType;</div>
 <div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;</div>
 <div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;  lambda::function&lt;void(UpdateType)&gt; forwardCallback;</div>
@@ -843,245 +843,227 @@
 <div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.get());</div>
 <div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;      }</div>
 <div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;</div>
-<div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;      <span class="comment">// TODO(gkleiman): This won&#39;t work with `StatusUpdate`, because the field</span></div>
-<div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;      <span class="comment">// containing the status update uuid has a different name. In order to</span></div>
-<div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;      <span class="comment">// make the `TaskStatusUpdateManager` use this process, we should avoid</span></div>
-<div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;      <span class="comment">// depending on identical field names.</span></div>
-<div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;      <span class="keywordflow">if</span> (!update.status().has_status_uuid()) {</div>
-<div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">&quot;Status update is missing &#39;status_uuid&#39;&quot;</span>);</div>
-<div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;      }</div>
-<div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;      <a class="code" href="classTry.html">Try&lt;id::UUID&gt;</a> statusUuid =</div>
-<div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;        <a class="code" href="structid_1_1UUID.html#afd66db1d29a4ee4be9c82581437dda74">id::UUID::fromBytes</a>(update.status().status_uuid().value());</div>
-<div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(statusUuid);</div>
-<div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;</div>
-<div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;      <span class="comment">// Check that this status update has not already been acknowledged.</span></div>
-<div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;      <span class="keywordflow">if</span> (acknowledged.contains(statusUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>())) {</div>
-<div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Ignoring &quot;</span> &lt;&lt; statusUpdateType &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; update</div>
-<div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot; that has already been acknowledged&quot;</span>;</div>
-<div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
-<div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;      }</div>
-<div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;</div>
-<div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;      <span class="comment">// Check that this update has not already been received.</span></div>
-<div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;      <span class="keywordflow">if</span> (received.contains(statusUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>())) {</div>
-<div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Ignoring duplicate &quot;</span> &lt;&lt; statusUpdateType &lt;&lt; <span class="stringliteral">&quot; &quot;</span></div>
-<div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;                     &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
-<div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
-<div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;      }</div>
-<div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;</div>
-<div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;      <span class="comment">// Handle the update, checkpointing if necessary.</span></div>
-<div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;      <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> result = handle(update, CheckpointType::UPDATE);</div>
-<div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;      <span class="keywordflow">if</span> (result.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
-<div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(result.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>());</div>
-<div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;      }</div>
-<div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;</div>
-<div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
-<div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;    }</div>
-<div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;</div>
-<div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;    <span class="comment">// This function handles the ACK, checkpointing if necessary.</span></div>
-<div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;    <span class="comment">//</span></div>
-<div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;    <span class="comment">// Returns `true`: if the acknowledgement is successfully handled.</span></div>
-<div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;    <span class="comment">//         `false`: if the acknowledgement is a duplicate.</span></div>
-<div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;    <span class="comment">//         `Error`: Any errors (e.g., checkpointing).</span></div>
-<div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;    <a class="code" href="classTry.html">Try&lt;bool&gt;</a> <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a9aa45e70ff97941eefdc582b410c1221">acknowledgement</a>(<span class="keyword">const</span> <a class="code" href="structid_1_1UUID.html">id::UUID</a>&amp; statusUuid)</div>
-<div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;    {</div>
-<div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;      <span class="keywordflow">if</span> (<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.isSome()) {</div>
-<div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.get());</div>
-<div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;      }</div>
-<div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;</div>
-<div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;      <span class="comment">// Get the corresponding update for this ACK.</span></div>
-<div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;      <span class="keyword">const</span> <a class="code" href="classResult.html">Result&lt;UpdateType&gt;</a>&amp; update_ = next();</div>
-<div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;      <span class="keywordflow">if</span> (update_.<a class="code" href="classResult.html#aeca16ad17d299ad885c9b46c83b12a3d">isError</a>()) {</div>
-<div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(update_.<a class="code" href="classResult.html#a521adf96f5c27d26d6b1d580aae8aaee">error</a>());</div>
-<div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;      }</div>
-<div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;</div>
-<div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;      <span class="comment">// This might happen if we retried a status update and got back</span></div>
-<div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;      <span class="comment">// acknowledgments for both the original and the retried update.</span></div>
-<div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;      <span class="keywordflow">if</span> (update_.<a class="code" href="classResult.html#ac2cdc0db9f9d29a5bb2f1cf19c29da49">isNone</a>()) {</div>
-<div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(</div>
-<div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;            <span class="stringliteral">&quot;Unexpected acknowledgment (UUID: &quot;</span> + statusUuid.<a class="code" href="structid_1_1UUID.html#af024badbc379374ac635031eed57dc5f">toString</a>() +</div>
-<div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160;            <span class="stringliteral">&quot;) for &quot;</span> + statusUpdateType + <span class="stringliteral">&quot; stream &quot;</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(streamId));</div>
-<div class="line"><a name="l00849"></a><span class="lineno">  849</span>&#160;      }</div>
-<div class="line"><a name="l00850"></a><span class="lineno">  850</span>&#160;</div>
-<div class="line"><a name="l00851"></a><span class="lineno">  851</span>&#160;      <span class="keyword">const</span> UpdateType&amp; update = update_.<a class="code" href="classResult.html#aedf79f3b14dcda5791b84a64ada4d412">get</a>();</div>
-<div class="line"><a name="l00852"></a><span class="lineno">  852</span>&#160;</div>
-<div class="line"><a name="l00853"></a><span class="lineno">  853</span>&#160;      <span class="keywordflow">if</span> (acknowledged.contains(statusUuid)) {</div>
-<div class="line"><a name="l00854"></a><span class="lineno">  854</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Duplicate acknowledgment for &quot;</span> &lt;&lt; statusUpdateType</div>
-<div class="line"><a name="l00855"></a><span class="lineno">  855</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
-<div class="line"><a name="l00856"></a><span class="lineno">  856</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
-<div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;      }</div>
-<div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;</div>
-<div class="line"><a name="l00859"></a><span class="lineno">  859</span>&#160;      <span class="comment">// TODO(gkleiman): This won&#39;t work with `StatusUpdate`, because the field</span></div>
-<div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;      <span class="comment">// containing the status update uuid has a different name. In order to</span></div>
-<div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;      <span class="comment">// make the `TaskStatusUpdateManager` use this process, we should avoid</span></div>
-<div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;      <span class="comment">// depending on identical field names.</span></div>
-<div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;      <a class="code" href="classTry.html">Try&lt;id::UUID&gt;</a> updateStatusUuid =</div>
-<div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;        <a class="code" href="structid_1_1UUID.html#afd66db1d29a4ee4be9c82581437dda74">id::UUID::fromBytes</a>(update.status().status_uuid().value());</div>
-<div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(updateStatusUuid);</div>
-<div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;</div>
-<div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;      <span class="comment">// This might happen if we retried a status update and got back</span></div>
-<div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;      <span class="comment">// acknowledgments for both the original and the retried update.</span></div>
-<div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;      <span class="keywordflow">if</span> (statusUuid != updateStatusUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>()) {</div>
-<div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Unexpected &quot;</span> &lt;&lt; statusUpdateType</div>
-<div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot; acknowledgment (received &quot;</span> &lt;&lt; statusUuid</div>
-<div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot;, expecting &quot;</span> &lt;&lt; updateStatusUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>() &lt;&lt; <span class="stringliteral">&quot;) for &quot;</span></div>
-<div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;                     &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
-<div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
-<div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;      }</div>
+<div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;      <span class="keywordflow">if</span> (!update.status().has_uuid()) {</div>
+<div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">&quot;Status update is missing &#39;uuid&#39;&quot;</span>);</div>
+<div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;      }</div>
+<div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;      <a class="code" href="classTry.html">Try&lt;id::UUID&gt;</a> uuid = <a class="code" href="structid_1_1UUID.html#afd66db1d29a4ee4be9c82581437dda74">id::UUID::fromBytes</a>(update.status().uuid().value());</div>
+<div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(uuid);</div>
+<div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;</div>
+<div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;      <span class="comment">// Check that this status update has not already been acknowledged.</span></div>
+<div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;      <span class="keywordflow">if</span> (acknowledged.contains(uuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>())) {</div>
+<div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Ignoring &quot;</span> &lt;&lt; statusUpdateType &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; update</div>
+<div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot; that has already been acknowledged&quot;</span>;</div>
+<div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
+<div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;      }</div>
+<div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;</div>
+<div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;      <span class="comment">// Check that this update has not already been received.</span></div>
+<div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;      <span class="keywordflow">if</span> (received.contains(uuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>())) {</div>
+<div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Ignoring duplicate &quot;</span> &lt;&lt; statusUpdateType &lt;&lt; <span class="stringliteral">&quot; &quot;</span></div>
+<div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;                     &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
+<div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
+<div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;      }</div>
+<div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;</div>
+<div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;      <span class="comment">// Handle the update, checkpointing if necessary.</span></div>
+<div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;      <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> result = handle(update, CheckpointType::UPDATE);</div>
+<div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;      <span class="keywordflow">if</span> (result.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
+<div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(result.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>());</div>
+<div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;      }</div>
+<div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;</div>
+<div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
+<div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;    }</div>
+<div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;</div>
+<div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;    <span class="comment">// This function handles the ACK, checkpointing if necessary.</span></div>
+<div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;    <span class="comment">//</span></div>
+<div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;    <span class="comment">// Returns `true`: if the acknowledgement is successfully handled.</span></div>
+<div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;    <span class="comment">//         `false`: if the acknowledgement is a duplicate.</span></div>
+<div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;    <span class="comment">//         `Error`: Any errors (e.g., checkpointing).</span></div>
+<div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;    <a class="code" href="classTry.html">Try&lt;bool&gt;</a> <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a9aa45e70ff97941eefdc582b410c1221">acknowledgement</a>(<span class="keyword">const</span> <a class="code" href="structid_1_1UUID.html">id::UUID</a>&amp; uuid)</div>
+<div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;    {</div>
+<div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;      <span class="keywordflow">if</span> (<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.isSome()) {</div>
+<div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.get());</div>
+<div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;      }</div>
+<div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;</div>
+<div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;      <span class="comment">// Get the corresponding update for this ACK.</span></div>
+<div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;      <span class="keyword">const</span> <a class="code" href="classResult.html">Result&lt;UpdateType&gt;</a>&amp; update_ = next();</div>
+<div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;      <span class="keywordflow">if</span> (update_.<a class="code" href="classResult.html#aeca16ad17d299ad885c9b46c83b12a3d">isError</a>()) {</div>
+<div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(update_.<a class="code" href="classResult.html#a521adf96f5c27d26d6b1d580aae8aaee">error</a>());</div>
+<div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;      }</div>
+<div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;</div>
+<div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;      <span class="comment">// This might happen if we retried a status update and got back</span></div>
+<div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;      <span class="comment">// acknowledgments for both the original and the retried update.</span></div>
+<div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;      <span class="keywordflow">if</span> (update_.<a class="code" href="classResult.html#ac2cdc0db9f9d29a5bb2f1cf19c29da49">isNone</a>()) {</div>
+<div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(</div>
+<div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;            <span class="stringliteral">&quot;Unexpected acknowledgment (UUID: &quot;</span> + uuid.<a class="code" href="structid_1_1UUID.html#af024badbc379374ac635031eed57dc5f">toString</a>() +</div>
+<div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;            <span class="stringliteral">&quot;) for &quot;</span> + statusUpdateType + <span class="stringliteral">&quot; stream &quot;</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(streamId));</div>
+<div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;      }</div>
+<div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;</div>
+<div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;      <span class="keyword">const</span> UpdateType&amp; update = update_.<a class="code" href="classResult.html#aedf79f3b14dcda5791b84a64ada4d412">get</a>();</div>
+<div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;</div>
+<div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160;      <span class="keywordflow">if</span> (acknowledged.contains(uuid)) {</div>
+<div class="line"><a name="l00849"></a><span class="lineno">  849</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Duplicate acknowledgment for &quot;</span> &lt;&lt; statusUpdateType</div>
+<div class="line"><a name="l00850"></a><span class="lineno">  850</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
+<div class="line"><a name="l00851"></a><span class="lineno">  851</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
+<div class="line"><a name="l00852"></a><span class="lineno">  852</span>&#160;      }</div>
+<div class="line"><a name="l00853"></a><span class="lineno">  853</span>&#160;</div>
+<div class="line"><a name="l00854"></a><span class="lineno">  854</span>&#160;      <a class="code" href="classTry.html">Try&lt;id::UUID&gt;</a> updateUuid =</div>
+<div class="line"><a name="l00855"></a><span class="lineno">  855</span>&#160;        <a class="code" href="structid_1_1UUID.html#afd66db1d29a4ee4be9c82581437dda74">id::UUID::fromBytes</a>(update.status().uuid().value());</div>
+<div class="line"><a name="l00856"></a><span class="lineno">  856</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(updateUuid);</div>
+<div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;</div>
+<div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;      <span class="comment">// This might happen if we retried a status update and got back</span></div>
+<div class="line"><a name="l00859"></a><span class="lineno">  859</span>&#160;      <span class="comment">// acknowledgments for both the original and the retried update.</span></div>
+<div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;      <span class="keywordflow">if</span> (uuid != updateUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>()) {</div>
+<div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;        LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Unexpected &quot;</span> &lt;&lt; statusUpdateType</div>
+<div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot; acknowledgment (received &quot;</span> &lt;&lt; uuid</div>
+<div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;                     &lt;&lt; <span class="stringliteral">&quot;, expecting &quot;</span> &lt;&lt; updateUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>() &lt;&lt; <span class="stringliteral">&quot;) for &quot;</span></div>
+<div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;                     &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
+<div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
+<div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;      }</div>
+<div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;</div>
+<div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;      <span class="comment">// Handle the ACK, checkpointing if necessary.</span></div>
+<div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;      <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> result = handle(update, CheckpointType::ACK);</div>
+<div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;      <span class="keywordflow">if</span> (result.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
+<div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(result.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>());</div>
+<div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;      }</div>
+<div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;</div>
+<div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
+<div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;    }</div>
 <div class="line"><a name="l00876"></a><span class="lineno">  876</span>&#160;</div>
-<div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;      <span class="comment">// Handle the ACK, checkpointing if necessary.</span></div>
-<div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;      <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> result = handle(update, CheckpointType::ACK);</div>
-<div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;      <span class="keywordflow">if</span> (result.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
-<div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(result.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>());</div>
-<div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;      }</div>
-<div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160;</div>
-<div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
-<div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;    }</div>
-<div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;</div>
-<div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;    <span class="comment">// Returns the next update (or none, if empty) in the queue.</span></div>
-<div class="line"><a name="l00887"></a><span class="lineno">  887</span>&#160;    <a class="code" href="classResult.html">Result&lt;UpdateType&gt;</a> next()</div>
-<div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160;    {</div>
-<div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;      <span class="keywordflow">if</span> (<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.isSome()) {</div>
-<div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.get());</div>
-<div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;      }</div>
-<div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160;</div>
-<div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;      <span class="keywordflow">if</span> (!<a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.empty()) {</div>
-<div class="line"><a name="l00894"></a><span class="lineno">  894</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.front();</div>
-<div class="line"><a name="l00895"></a><span class="lineno">  895</span>&#160;      }</div>
-<div class="line"><a name="l00896"></a><span class="lineno">  896</span>&#160;</div>
-<div class="line"><a name="l00897"></a><span class="lineno">  897</span>&#160;      <span class="keywordflow">return</span> <a class="code" href="structNone.html">None</a>();</div>
-<div class="line"><a name="l00898"></a><span class="lineno">  898</span>&#160;    }</div>
-<div class="line"><a name="l00899"></a><span class="lineno">  899</span>&#160;</div>
-<div class="line"><a name="l00900"></a><span class="lineno">  900</span>&#160;    <span class="comment">// Returns `true` if the stream is checkpointed, `false` otherwise.</span></div>
-<div class="line"><a name="l00901"></a><span class="lineno">  901</span>&#160;    <span class="keywordtype">bool</span> checkpointed() { <span class="keywordflow">return</span> path.isSome(); }</div>
-<div class="line"><a name="l00902"></a><span class="lineno">  902</span>&#160;</div>
-<div class="line"><a name="l00903"></a><span class="lineno">  903</span>&#160;    <span class="keyword">const</span> IDType streamId;</div>
-<div class="line"><a name="l00904"></a><span class="lineno">  904</span>&#160;</div>
-<div class="line"><a name="l00905"></a><span class="lineno">  905</span>&#160;    <span class="keywordtype">bool</span> terminated;</div>
-<div class="line"><a name="l00906"></a><span class="lineno">  906</span>&#160;    <a class="code" href="classOption.html">Option&lt;FrameworkID&gt;</a> frameworkId;</div>
-<div class="line"><a name="l00907"></a><span class="lineno">  907</span>&#160;    <a class="code" href="classOption.html">Option&lt;process::Timeout&gt;</a> timeout; <span class="comment">// Timeout for resending status update.</span></div>
-<div class="line"><a name="l00908"></a><span class="lineno">  908</span>&#160;    std::queue&lt;UpdateType&gt; <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>;</div>
-<div class="line"><a name="l00909"></a><span class="lineno">  909</span>&#160;</div>
-<div class="line"><a name="l00910"></a><span class="lineno">  910</span>&#160;  <span class="keyword">private</span>:</div>
-<div class="line"><a name="l00911"></a><span class="lineno">  911</span>&#160;    StatusUpdateStream(</div>
-<div class="line"><a name="l00912"></a><span class="lineno">  912</span>&#160;        <span class="keyword">const</span> std::string&amp; _statusUpdateType,</div>
-<div class="line"><a name="l00913"></a><span class="lineno">  913</span>&#160;        <span class="keyword">const</span> IDType&amp; _streamId,</div>
-<div class="line"><a name="l00914"></a><span class="lineno">  914</span>&#160;        <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; _path,</div>
-<div class="line"><a name="l00915"></a><span class="lineno">  915</span>&#160;        <a class="code" href="classOption.html">Option&lt;int_fd&gt;</a> _fd)</div>
-<div class="line"><a name="l00916"></a><span class="lineno">  916</span>&#160;      : streamId(_streamId),</div>
-<div class="line"><a name="l00917"></a><span class="lineno">  917</span>&#160;        terminated(false),</div>
-<div class="line"><a name="l00918"></a><span class="lineno">  918</span>&#160;        statusUpdateType(_statusUpdateType),</div>
-<div class="line"><a name="l00919"></a><span class="lineno">  919</span>&#160;        path(_path),</div>
-<div class="line"><a name="l00920"></a><span class="lineno">  920</span>&#160;        fd(_fd) {}</div>
-<div class="line"><a name="l00921"></a><span class="lineno">  921</span>&#160;</div>
-<div class="line"><a name="l00922"></a><span class="lineno">  922</span>&#160;    <span class="comment">// Handles the status update and writes it to disk, if necessary.</span></div>
-<div class="line"><a name="l00923"></a><span class="lineno">  923</span>&#160;    <span class="comment">//</span></div>
-<div class="line"><a name="l00924"></a><span class="lineno">  924</span>&#160;    <span class="comment">// TODO(vinod): The write has to be asynchronous to avoid status updates</span></div>
-<div class="line"><a name="l00925"></a><span class="lineno">  925</span>&#160;    <span class="comment">// that are being checkpointed, blocking the processing of other updates.</span></div>
-<div class="line"><a name="l00926"></a><span class="lineno">  926</span>&#160;    <span class="comment">// One solution is to wrap the protobuf::write inside async, but it&#39;s</span></div>
-<div class="line"><a name="l00927"></a><span class="lineno">  927</span>&#160;    <span class="comment">// probably too much of an overhead to spin up a new libprocess per status</span></div>
-<div class="line"><a name="l00928"></a><span class="lineno">  928</span>&#160;    <span class="comment">// update?</span></div>
-<div class="line"><a name="l00929"></a><span class="lineno">  929</span>&#160;    <span class="comment">// A better solution might be to be have async write capability for file IO.</span></div>
-<div class="line"><a name="l00930"></a><span class="lineno">  930</span>&#160;    <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> handle(</div>
-<div class="line"><a name="l00931"></a><span class="lineno">  931</span>&#160;        <span class="keyword">const</span> UpdateType&amp; update,</div>
-<div class="line"><a name="l00932"></a><span class="lineno">  932</span>&#160;        <span class="keyword">const</span> <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1capabilities.html#aaa5ec6d56ccbeba718b9e8fc6ec2f7c9">CheckpointType::Type</a>&amp; <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>)</div>
-<div class="line"><a name="l00933"></a><span class="lineno">  933</span>&#160;    {</div>
-<div class="line"><a name="l00934"></a><span class="lineno">  934</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#ab8738e43a60086f3b434c0278933e85e">CHECK_NONE</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>);</div>
-<div class="line"><a name="l00935"></a><span class="lineno">  935</span>&#160;</div>
-<div class="line"><a name="l00936"></a><span class="lineno">  936</span>&#160;      <span class="comment">// Checkpoint the update if necessary.</span></div>
-<div class="line"><a name="l00937"></a><span class="lineno">  937</span>&#160;      <span class="keywordflow">if</span> (checkpointed()) {</div>
-<div class="line"><a name="l00938"></a><span class="lineno">  938</span>&#160;        LOG(INFO) &lt;&lt; <span class="stringliteral">&quot;Checkpointing &quot;</span> &lt;&lt; type &lt;&lt; <span class="stringliteral">&quot; for &quot;</span> &lt;&lt; statusUpdateType</div>
-<div class="line"><a name="l00939"></a><span class="lineno">  939</span>&#160;                  &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
-<div class="line"><a name="l00940"></a><span class="lineno">  940</span>&#160;</div>
-<div class="line"><a name="l00941"></a><span class="lineno">  941</span>&#160;        <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(fd);</div>
-<div class="line"><a name="l00942"></a><span class="lineno">  942</span>&#160;</div>
-<div class="line"><a name="l00943"></a><span class="lineno">  943</span>&#160;        CheckpointType record;</div>
-<div class="line"><a name="l00944"></a><span class="lineno">  944</span>&#160;        record.set_type(type);</div>
+<div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;    <span class="comment">// Returns the next update (or none, if empty) in the queue.</span></div>
+<div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;    <a class="code" href="classResult.html">Result&lt;UpdateType&gt;</a> next()</div>
+<div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;    {</div>
+<div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;      <span class="keywordflow">if</span> (<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.isSome()) {</div>
+<div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.get());</div>
+<div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160;      }</div>
+<div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;</div>
+<div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;      <span class="keywordflow">if</span> (!<a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.empty()) {</div>
+<div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.front();</div>
+<div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;      }</div>
+<div class="line"><a name="l00887"></a><span class="lineno">  887</span>&#160;</div>
+<div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160;      <span class="keywordflow">return</span> <a class="code" href="structNone.html">None</a>();</div>
+<div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;    }</div>
+<div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160;</div>
+<div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;    <span class="comment">// Returns `true` if the stream is checkpointed, `false` otherwise.</span></div>
+<div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160;    <span class="keywordtype">bool</span> checkpointed() { <span class="keywordflow">return</span> path.isSome(); }</div>
+<div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;</div>
+<div class="line"><a name="l00894"></a><span class="lineno">  894</span>&#160;    <span class="keyword">const</span> IDType streamId;</div>
+<div class="line"><a name="l00895"></a><span class="lineno">  895</span>&#160;</div>
+<div class="line"><a name="l00896"></a><span class="lineno">  896</span>&#160;    <span class="keywordtype">bool</span> terminated;</div>
+<div class="line"><a name="l00897"></a><span class="lineno">  897</span>&#160;    <a class="code" href="classOption.html">Option&lt;FrameworkID&gt;</a> frameworkId;</div>
+<div class="line"><a name="l00898"></a><span class="lineno">  898</span>&#160;    <a class="code" href="classOption.html">Option&lt;process::Timeout&gt;</a> timeout; <span class="comment">// Timeout for resending status update.</span></div>
+<div class="line"><a name="l00899"></a><span class="lineno">  899</span>&#160;    std::queue&lt;UpdateType&gt; <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>;</div>
+<div class="line"><a name="l00900"></a><span class="lineno">  900</span>&#160;</div>
+<div class="line"><a name="l00901"></a><span class="lineno">  901</span>&#160;  <span class="keyword">private</span>:</div>
+<div class="line"><a name="l00902"></a><span class="lineno">  902</span>&#160;    StatusUpdateStream(</div>
+<div class="line"><a name="l00903"></a><span class="lineno">  903</span>&#160;        <span class="keyword">const</span> std::string&amp; _statusUpdateType,</div>
+<div class="line"><a name="l00904"></a><span class="lineno">  904</span>&#160;        <span class="keyword">const</span> IDType&amp; _streamId,</div>
+<div class="line"><a name="l00905"></a><span class="lineno">  905</span>&#160;        <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a>&amp; _path,</div>
+<div class="line"><a name="l00906"></a><span class="lineno">  906</span>&#160;        <a class="code" href="classOption.html">Option&lt;int_fd&gt;</a> _fd)</div>
+<div class="line"><a name="l00907"></a><span class="lineno">  907</span>&#160;      : streamId(_streamId),</div>
+<div class="line"><a name="l00908"></a><span class="lineno">  908</span>&#160;        terminated(false),</div>
+<div class="line"><a name="l00909"></a><span class="lineno">  909</span>&#160;        statusUpdateType(_statusUpdateType),</div>
+<div class="line"><a name="l00910"></a><span class="lineno">  910</span>&#160;        path(_path),</div>
+<div class="line"><a name="l00911"></a><span class="lineno">  911</span>&#160;        fd(_fd) {}</div>
+<div class="line"><a name="l00912"></a><span class="lineno">  912</span>&#160;</div>
+<div class="line"><a name="l00913"></a><span class="lineno">  913</span>&#160;    <span class="comment">// Handles the status update and writes it to disk, if necessary.</span></div>
+<div class="line"><a name="l00914"></a><span class="lineno">  914</span>&#160;    <span class="comment">//</span></div>
+<div class="line"><a name="l00915"></a><span class="lineno">  915</span>&#160;    <span class="comment">// TODO(vinod): The write has to be asynchronous to avoid status updates</span></div>
+<div class="line"><a name="l00916"></a><span class="lineno">  916</span>&#160;    <span class="comment">// that are being checkpointed, blocking the processing of other updates.</span></div>
+<div class="line"><a name="l00917"></a><span class="lineno">  917</span>&#160;    <span class="comment">// One solution is to wrap the protobuf::write inside async, but it&#39;s</span></div>
+<div class="line"><a name="l00918"></a><span class="lineno">  918</span>&#160;    <span class="comment">// probably too much of an overhead to spin up a new libprocess per status</span></div>
+<div class="line"><a name="l00919"></a><span class="lineno">  919</span>&#160;    <span class="comment">// update?</span></div>
+<div class="line"><a name="l00920"></a><span class="lineno">  920</span>&#160;    <span class="comment">// A better solution might be to be have async write capability for file IO.</span></div>
+<div class="line"><a name="l00921"></a><span class="lineno">  921</span>&#160;    <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> handle(</div>
+<div class="line"><a name="l00922"></a><span class="lineno">  922</span>&#160;        <span class="keyword">const</span> UpdateType&amp; update,</div>
+<div class="line"><a name="l00923"></a><span class="lineno">  923</span>&#160;        <span class="keyword">const</span> <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1capabilities.html#aaa5ec6d56ccbeba718b9e8fc6ec2f7c9">CheckpointType::Type</a>&amp; <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">type</a>)</div>
+<div class="line"><a name="l00924"></a><span class="lineno">  924</span>&#160;    {</div>
+<div class="line"><a name="l00925"></a><span class="lineno">  925</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#ab8738e43a60086f3b434c0278933e85e">CHECK_NONE</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>);</div>
+<div class="line"><a name="l00926"></a><span class="lineno">  926</span>&#160;</div>
+<div class="line"><a name="l00927"></a><span class="lineno">  927</span>&#160;      <span class="comment">// Checkpoint the update if necessary.</span></div>
+<div class="line"><a name="l00928"></a><span class="lineno">  928</span>&#160;      <span class="keywordflow">if</span> (checkpointed()) {</div>
+<div class="line"><a name="l00929"></a><span class="lineno">  929</span>&#160;        LOG(INFO) &lt;&lt; <span class="stringliteral">&quot;Checkpointing &quot;</span> &lt;&lt; type &lt;&lt; <span class="stringliteral">&quot; for &quot;</span> &lt;&lt; statusUpdateType</div>
+<div class="line"><a name="l00930"></a><span class="lineno">  930</span>&#160;                  &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; <a class="code" href="classmesos_1_1internal_1_1StatusUpdateManagerProcess.html#a1658b4adb952dc5e20465e31d572633b">update</a>;</div>
+<div class="line"><a name="l00931"></a><span class="lineno">  931</span>&#160;</div>
+<div class="line"><a name="l00932"></a><span class="lineno">  932</span>&#160;        <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(fd);</div>
+<div class="line"><a name="l00933"></a><span class="lineno">  933</span>&#160;</div>
+<div class="line"><a name="l00934"></a><span class="lineno">  934</span>&#160;        CheckpointType record;</div>
+<div class="line"><a name="l00935"></a><span class="lineno">  935</span>&#160;        record.set_type(type);</div>
+<div class="line"><a name="l00936"></a><span class="lineno">  936</span>&#160;</div>
+<div class="line"><a name="l00937"></a><span class="lineno">  937</span>&#160;        <span class="keywordflow">switch</span> (type) {</div>
+<div class="line"><a name="l00938"></a><span class="lineno">  938</span>&#160;          <span class="keywordflow">case</span> CheckpointType::UPDATE:</div>
+<div class="line"><a name="l00939"></a><span class="lineno">  939</span>&#160;            record.mutable_update()-&gt;CopyFrom(update);</div>
+<div class="line"><a name="l00940"></a><span class="lineno">  940</span>&#160;            <span class="keywordflow">break</span>;</div>
+<div class="line"><a name="l00941"></a><span class="lineno">  941</span>&#160;          <span class="keywordflow">case</span> CheckpointType::ACK:</div>
+<div class="line"><a name="l00942"></a><span class="lineno">  942</span>&#160;            record.mutable_uuid()-&gt;CopyFrom(update.status().uuid());</div>
+<div class="line"><a name="l00943"></a><span class="lineno">  943</span>&#160;            <span class="keywordflow">break</span>;</div>
+<div class="line"><a name="l00944"></a><span class="lineno">  944</span>&#160;        }</div>
 <div class="line"><a name="l00945"></a><span class="lineno">  945</span>&#160;</div>
-<div class="line"><a name="l00946"></a><span class="lineno">  946</span>&#160;        <span class="keywordflow">switch</span> (type) {</div>
-<div class="line"><a name="l00947"></a><span class="lineno">  947</span>&#160;          <span class="keywordflow">case</span> CheckpointType::UPDATE:</div>
-<div class="line"><a name="l00948"></a><span class="lineno">  948</span>&#160;            record.mutable_update()-&gt;CopyFrom(update);</div>
-<div class="line"><a name="l00949"></a><span class="lineno">  949</span>&#160;            <span class="keywordflow">break</span>;</div>
-<div class="line"><a name="l00950"></a><span class="lineno">  950</span>&#160;          <span class="keywordflow">case</span> CheckpointType::ACK:</div>
-<div class="line"><a name="l00951"></a><span class="lineno">  951</span>&#160;            <span class="comment">// TODO(gkleiman): This won&#39;t work with `StatusUpdate`, because the</span></div>
-<div class="line"><a name="l00952"></a><span class="lineno">  952</span>&#160;            <span class="comment">// field containing the status update uuid has a different name.</span></div>
-<div class="line"><a name="l00953"></a><span class="lineno">  953</span>&#160;            <span class="comment">// In order to make the `TaskStatusUpdateManager` use this process,</span></div>
-<div class="line"><a name="l00954"></a><span class="lineno">  954</span>&#160;            <span class="comment">// we should avoid depending on identical field names.</span></div>
-<div class="line"><a name="l00955"></a><span class="lineno">  955</span>&#160;            record.mutable_uuid()-&gt;CopyFrom(update.status().status_uuid());</div>
-<div class="line"><a name="l00956"></a><span class="lineno">  956</span>&#160;            <span class="keywordflow">break</span>;</div>
-<div class="line"><a name="l00957"></a><span class="lineno">  957</span>&#160;        }</div>
-<div class="line"><a name="l00958"></a><span class="lineno">  958</span>&#160;</div>
-<div class="line"><a name="l00959"></a><span class="lineno">  959</span>&#160;        <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a66ff2d5af4db53227f787281c0765d8d">write</a> = <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a66ff2d5af4db53227f787281c0765d8d">::protobuf::write</a>(fd.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>(), record);</div>
-<div class="line"><a name="l00960"></a><span class="lineno">  960</span>&#160;        <span class="keywordflow">if</span> (write.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
-<div class="line"><a name="l00961"></a><span class="lineno">  961</span>&#160;          <a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a> =</div>
-<div class="line"><a name="l00962"></a><span class="lineno">  962</span>&#160;            <span class="stringliteral">&quot;Failed to write to file &#39;&quot;</span> + path.get() + <span class="stringliteral">&quot;&#39;: &quot;</span> + write.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>();</div>
-<div class="line"><a name="l00963"></a><span class="lineno">  963</span>&#160;          <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.get());</div>
-<div class="line"><a name="l00964"></a><span class="lineno">  964</span>&#160;        }</div>
-<div class="line"><a name="l00965"></a><span class="lineno">  965</span>&#160;      }</div>
-<div class="line"><a name="l00966"></a><span class="lineno">  966</span>&#160;</div>
-<div class="line"><a name="l00967"></a><span class="lineno">  967</span>&#160;      <span class="comment">// Now actually handle the update.</span></div>
-<div class="line"><a name="l00968"></a><span class="lineno">  968</span>&#160;      _handle(update, type);</div>
-<div class="line"><a name="l00969"></a><span class="lineno">  969</span>&#160;</div>
-<div class="line"><a name="l00970"></a><span class="lineno">  970</span>&#160;      <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div>
-<div class="line"><a name="l00971"></a><span class="lineno">  971</span>&#160;    }</div>
-<div class="line"><a name="l00972"></a><span class="lineno">  972</span>&#160;</div>
-<div class="line"><a name="l00973"></a><span class="lineno">  973</span>&#160;</div>
-<div class="line"><a name="l00974"></a><span class="lineno">  974</span>&#160;    <span class="comment">// Handles the status update without checkpointing.</span></div>
-<div class="line"><a name="l00975"></a><span class="lineno">  975</span>&#160;    <span class="keywordtype">void</span> _handle(</div>
-<div class="line"><a name="l00976"></a><span class="lineno">  976</span>&#160;        <span class="keyword">const</span> UpdateType&amp; update,</div>
-<div class="line"><a name="l00977"></a><span class="lineno">  977</span>&#160;        <span class="keyword">const</span> <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1capabilities.html#aaa5ec6d56ccbeba718b9e8fc6ec2f7c9">CheckpointType::Type</a>&amp; type)</div>
-<div class="line"><a name="l00978"></a><span class="lineno">  978</span>&#160;    {</div>
-<div class="line"><a name="l00979"></a><span class="lineno">  979</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#ab8738e43a60086f3b434c0278933e85e">CHECK_NONE</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>);</div>
-<div class="line"><a name="l00980"></a><span class="lineno">  980</span>&#160;</div>
-<div class="line"><a name="l00981"></a><span class="lineno">  981</span>&#160;      <span class="comment">// TODO(gkleiman): This won&#39;t work with `StatusUpdate`, because the field</span></div>
-<div class="line"><a name="l00982"></a><span class="lineno">  982</span>&#160;      <span class="comment">// containing the status update uuid has a different name.  In order to</span></div>
-<div class="line"><a name="l00983"></a><span class="lineno">  983</span>&#160;      <span class="comment">// make the `TaskStatusUpdateManager` use this process, we should avoid</span></div>
-<div class="line"><a name="l00984"></a><span class="lineno">  984</span>&#160;      <span class="comment">// depending on identical field names.</span></div>
-<div class="line"><a name="l00985"></a><span class="lineno">  985</span>&#160;      <a class="code" href="classTry.html">Try&lt;id::UUID&gt;</a> statusUuid =</div>
-<div class="line"><a name="l00986"></a><span class="lineno">  986</span>&#160;        <a class="code" href="structid_1_1UUID.html#afd66db1d29a4ee4be9c82581437dda74">id::UUID::fromBytes</a>(update.status().status_uuid().value());</div>
-<div class="line"><a name="l00987"></a><span class="lineno">  987</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(statusUuid);</div>
-<div class="line"><a name="l00988"></a><span class="lineno">  988</span>&#160;</div>
-<div class="line"><a name="l00989"></a><span class="lineno">  989</span>&#160;      <span class="keywordflow">switch</span> (type) {</div>
-<div class="line"><a name="l00990"></a><span class="lineno">  990</span>&#160;        <span class="keywordflow">case</span> CheckpointType::UPDATE:</div>
-<div class="line"><a name="l00991"></a><span class="lineno">  991</span>&#160;          <span class="keywordflow">if</span> (update.has_framework_id()) {</div>
-<div class="line"><a name="l00992"></a><span class="lineno">  992</span>&#160;            frameworkId = update.framework_id();</div>
-<div class="line"><a name="l00993"></a><span class="lineno">  993</span>&#160;          }</div>
+<div class="line"><a name="l00946"></a><span class="lineno">  946</span>&#160;        <a class="code" href="classTry.html">Try&lt;Nothing&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a66ff2d5af4db53227f787281c0765d8d">write</a> = <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a66ff2d5af4db53227f787281c0765d8d">::protobuf::write</a>(fd.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>(), record);</div>
+<div class="line"><a name="l00947"></a><span class="lineno">  947</span>&#160;        <span class="keywordflow">if</span> (write.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
+<div class="line"><a name="l00948"></a><span class="lineno">  948</span>&#160;          <a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a> =</div>
+<div class="line"><a name="l00949"></a><span class="lineno">  949</span>&#160;            <span class="stringliteral">&quot;Failed to write to file &#39;&quot;</span> + path.get() + <span class="stringliteral">&quot;&#39;: &quot;</span> + write.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>();</div>
+<div class="line"><a name="l00950"></a><span class="lineno">  950</span>&#160;          <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>.get());</div>
+<div class="line"><a name="l00951"></a><span class="lineno">  951</span>&#160;        }</div>
+<div class="line"><a name="l00952"></a><span class="lineno">  952</span>&#160;      }</div>
+<div class="line"><a name="l00953"></a><span class="lineno">  953</span>&#160;</div>
+<div class="line"><a name="l00954"></a><span class="lineno">  954</span>&#160;      <span class="comment">// Now actually handle the update.</span></div>
+<div class="line"><a name="l00955"></a><span class="lineno">  955</span>&#160;      _handle(update, type);</div>
+<div class="line"><a name="l00956"></a><span class="lineno">  956</span>&#160;</div>
+<div class="line"><a name="l00957"></a><span class="lineno">  957</span>&#160;      <span class="keywordflow">return</span> <a class="code" href="structNothing.html">Nothing</a>();</div>
+<div class="line"><a name="l00958"></a><span class="lineno">  958</span>&#160;    }</div>
+<div class="line"><a name="l00959"></a><span class="lineno">  959</span>&#160;</div>
+<div class="line"><a name="l00960"></a><span class="lineno">  960</span>&#160;</div>
+<div class="line"><a name="l00961"></a><span class="lineno">  961</span>&#160;    <span class="comment">// Handles the status update without checkpointing.</span></div>
+<div class="line"><a name="l00962"></a><span class="lineno">  962</span>&#160;    <span class="keywordtype">void</span> _handle(</div>
+<div class="line"><a name="l00963"></a><span class="lineno">  963</span>&#160;        <span class="keyword">const</span> UpdateType&amp; update,</div>
+<div class="line"><a name="l00964"></a><span class="lineno">  964</span>&#160;        <span class="keyword">const</span> <span class="keyword">typename</span> <a class="code" href="namespacemesos_1_1internal_1_1capabilities.html#aaa5ec6d56ccbeba718b9e8fc6ec2f7c9">CheckpointType::Type</a>&amp; type)</div>
+<div class="line"><a name="l00965"></a><span class="lineno">  965</span>&#160;    {</div>
+<div class="line"><a name="l00966"></a><span class="lineno">  966</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#ab8738e43a60086f3b434c0278933e85e">CHECK_NONE</a>(<a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>);</div>
+<div class="line"><a name="l00967"></a><span class="lineno">  967</span>&#160;</div>
+<div class="line"><a name="l00968"></a><span class="lineno">  968</span>&#160;      <a class="code" href="classTry.html">Try&lt;id::UUID&gt;</a> uuid = <a class="code" href="structid_1_1UUID.html#afd66db1d29a4ee4be9c82581437dda74">id::UUID::fromBytes</a>(update.status().uuid().value());</div>
+<div class="line"><a name="l00969"></a><span class="lineno">  969</span>&#160;      <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(uuid);</div>
+<div class="line"><a name="l00970"></a><span class="lineno">  970</span>&#160;</div>
+<div class="line"><a name="l00971"></a><span class="lineno">  971</span>&#160;      <span class="keywordflow">switch</span> (type) {</div>
+<div class="line"><a name="l00972"></a><span class="lineno">  972</span>&#160;        <span class="keywordflow">case</span> CheckpointType::UPDATE:</div>
+<div class="line"><a name="l00973"></a><span class="lineno">  973</span>&#160;          <span class="keywordflow">if</span> (update.has_framework_id()) {</div>
+<div class="line"><a name="l00974"></a><span class="lineno">  974</span>&#160;            frameworkId = update.framework_id();</div>
+<div class="line"><a name="l00975"></a><span class="lineno">  975</span>&#160;          }</div>
+<div class="line"><a name="l00976"></a><span class="lineno">  976</span>&#160;</div>
+<div class="line"><a name="l00977"></a><span class="lineno">  977</span>&#160;          received.insert(uuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>());</div>
+<div class="line"><a name="l00978"></a><span class="lineno">  978</span>&#160;</div>
+<div class="line"><a name="l00979"></a><span class="lineno">  979</span>&#160;          <span class="comment">// Add it to the pending updates queue.</span></div>
+<div class="line"><a name="l00980"></a><span class="lineno">  980</span>&#160;          <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.push(update);</div>
+<div class="line"><a name="l00981"></a><span class="lineno">  981</span>&#160;          <span class="keywordflow">break</span>;</div>
+<div class="line"><a name="l00982"></a><span class="lineno">  982</span>&#160;        <span class="keywordflow">case</span> CheckpointType::ACK:</div>
+<div class="line"><a name="l00983"></a><span class="lineno">  983</span>&#160;          acknowledged.insert(uuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>());</div>
+<div class="line"><a name="l00984"></a><span class="lineno">  984</span>&#160;</div>
+<div class="line"><a name="l00985"></a><span class="lineno">  985</span>&#160;          <span class="comment">// Remove the corresponding update from the pending queue.</span></div>
+<div class="line"><a name="l00986"></a><span class="lineno">  986</span>&#160;          <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.pop();</div>
+<div class="line"><a name="l00987"></a><span class="lineno">  987</span>&#160;</div>
+<div class="line"><a name="l00988"></a><span class="lineno">  988</span>&#160;          <span class="keywordflow">if</span> (!terminated) {</div>
+<div class="line"><a name="l00989"></a><span class="lineno">  989</span>&#160;            terminated = <a class="code" href="namespacemesos_1_1internal_1_1protobuf.html#aa31907fb62769822a77c06ffbf10451f">protobuf::isTerminalState</a>(update.status().state());</div>
+<div class="line"><a name="l00990"></a><span class="lineno">  990</span>&#160;          }</div>
+<div class="line"><a name="l00991"></a><span class="lineno">  991</span>&#160;          <span class="keywordflow">break</span>;</div>
+<div class="line"><a name="l00992"></a><span class="lineno">  992</span>&#160;      }</div>
+<div class="line"><a name="l00993"></a><span class="lineno">  993</span>&#160;    }</div>
 <div class="line"><a name="l00994"></a><span class="lineno">  994</span>&#160;</div>
-<div class="line"><a name="l00995"></a><span class="lineno">  995</span>&#160;          received.insert(statusUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>());</div>
-<div class="line"><a name="l00996"></a><span class="lineno">  996</span>&#160;</div>
-<div class="line"><a name="l00997"></a><span class="lineno">  997</span>&#160;          <span class="comment">// Add it to the pending updates queue.</span></div>
-<div class="line"><a name="l00998"></a><span class="lineno">  998</span>&#160;          <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.push(update);</div>
-<div class="line"><a name="l00999"></a><span class="lineno">  999</span>&#160;          <span class="keywordflow">break</span>;</div>
-<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;        <span class="keywordflow">case</span> CheckpointType::ACK:</div>
-<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;          acknowledged.insert(statusUuid.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>());</div>
-<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;</div>
-<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;          <span class="comment">// Remove the corresponding update from the pending queue.</span></div>
-<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;          <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a>.pop();</div>
-<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;</div>
-<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160;          <span class="keywordflow">if</span> (!terminated) {</div>
-<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160;            terminated = <a class="code" href="namespacemesos_1_1internal_1_1protobuf.html#aa31907fb62769822a77c06ffbf10451f">protobuf::isTerminalState</a>(update.status().state());</div>
-<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;          }</div>
-<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160;          <span class="keywordflow">break</span>;</div>
-<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;      }</div>
-<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;    }</div>
-<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;</div>
-<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160;    <span class="comment">// Type of status updates handled by the stream, e.g., &quot;offer operation</span></div>
-<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160;    <span class="comment">// status update&quot;.</span></div>
-<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160;    <span class="keyword">const</span> std::string&amp; statusUpdateType;</div>
-<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160;</div>
-<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160;    <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a> path; <span class="comment">// File path of the update stream.</span></div>
-<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160;    <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;int_fd&gt;</a> fd; <span class="comment">// File descriptor to the update stream.</span></div>
-<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160;</div>
-<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160;    <a class="code" href="classhashset.html">hashset&lt;id::UUID&gt;</a> received;</div>
-<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160;    <a class="code" href="classhashset.html">hashset&lt;id::UUID&gt;</a> acknowledged;</div>
-<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160;</div>
-<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160;    <a class="code" href="classOption.html">Option&lt;std::string&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>; <span class="comment">// Potential non-retryable error.</span></div>
-<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160;  };</div>
-<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160;};</div>
-<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160;</div>
-<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160;} <span class="comment">// namespace internal {</span></div>
-<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>&#160;} <span class="comment">// namespace mesos {</span></div>
-<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160;</div>
-<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;<span class="preprocessor">#endif // __STATUS_UPDATE_MANAGER_PROCESS_HPP__</span></div>
+<div class="line"><a name="l00995"></a><span class="lineno">  995</span>&#160;    <span class="comment">// Type of status updates handled by the stream, e.g., &quot;operation status</span></div>
+<div class="line"><a name="l00996"></a><span class="lineno">  996</span>&#160;    <span class="comment">// update&quot;.</span></div>
+<div class="line"><a name="l00997"></a><span class="lineno">  997</span>&#160;    <span class="keyword">const</span> std::string&amp; statusUpdateType;</div>
+<div class="line"><a name="l00998"></a><span class="lineno">  998</span>&#160;</div>
+<div class="line"><a name="l00999"></a><span class="lineno">  999</span>&#160;    <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;std::string&gt;</a> path; <span class="comment">// File path of the update stream.</span></div>
+<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;    <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;int_fd&gt;</a> fd; <span class="comment">// File descriptor to the update stream.</span></div>
+<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;</div>
+<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;    <a class="code" href="classhashset.html">hashset&lt;id::UUID&gt;</a> received;</div>
+<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;    <a class="code" href="classhashset.html">hashset&lt;id::UUID&gt;</a> acknowledged;</div>
+<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;</div>
+<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;    <a class="code" href="classOption.html">Option&lt;std::string&gt;</a> <a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>; <span class="comment">// Potential non-retryable error.</span></div>
+<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160;  };</div>
+<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160;};</div>
+<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;</div>
+<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160;} <span class="comment">// namespace internal {</span></div>
+<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;} <span class="comment">// namespace mesos {</span></div>
+<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;</div>
+<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;<span class="preprocessor">#endif // __STATUS_UPDATE_MANAGER_PROCESS_HPP__</span></div>
 <div class="ttc" id="ftruncate_8hpp_html"><div class="ttname"><a href="ftruncate_8hpp.html">ftruncate.hpp</a></div></div>
 <div class="ttc" id="namespacemesos_1_1internal_1_1log_1_1protocol_html_afa485608d261b11b9b4c619b4b4d6e28"><div class="ttname"><a href="namespacemesos_1_1internal_1_1log_1_1protocol.html#afa485608d261b11b9b4c619b4b4d6e28">mesos::internal::log::protocol::recover</a></div><div class="ttdeci">Protocol&lt; RecoverRequest, RecoverResponse &gt; recover</div></div>
 <div class="ttc" id="namespacemesos_1_1internal_1_1slave_html_ad21670291a9464020160f8b9048ef582"><div class="ttname"><a href="namespacemesos_1_1internal_1_1slave.html#ad21670291a9464020160f8b9048ef582">mesos::internal::slave::STATUS_UPDATE_RETRY_INTERVAL_MAX</a></div><div class="ttdeci">constexpr Duration STATUS_UPDATE_RETRY_INTERVAL_MAX</div><div class="ttdef"><b>Definition:</b> constants.hpp:56</div></div>

http://git-wip-us.apache.org/repos/asf/mesos-site/blob/6dce3457/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage-members.html
----------------------------------------------------------------------
diff --git a/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage-members.html b/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage-members.html
index 9d8a5a9..bb8b974 100644
--- a/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage-members.html
+++ b/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage-members.html
@@ -60,7 +60,7 @@
   <tr class="even"><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a93a1d9c59fcd0bf006dda4a6b043c040">disconnect</a></td><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html">mesos::internal::ResourceProviderMessage</a></td><td class="entry"></td></tr>
   <tr><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a52b40b56ae9bf3e8d7d96e4a71929cf9">type</a></td><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html">mesos::internal::ResourceProviderMessage</a></td><td class="entry"></td></tr>
   <tr class="even"><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a1d0830e5e578ade7d92f9908efe8a5c5">Type</a> enum name</td><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html">mesos::internal::ResourceProviderMessage</a></td><td class="entry"></td></tr>
-  <tr><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a64193f7bebb36d8224fee9fda4897fb2">updateOfferOperationStatus</a></td><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html">mesos::internal::ResourceProviderMessage</a></td><td class="entry"></td></tr>
+  <tr><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#ab54b58010937df63162a7273be161c65">updateOperationStatus</a></td><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html">mesos::internal::ResourceProviderMessage</a></td><td class="entry"></td></tr>
   <tr class="even"><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#adcf9dcdcfbc488ffefbaf9e3445ef963">updateState</a></td><td class="entry"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html">mesos::internal::ResourceProviderMessage</a></td><td class="entry"></td></tr>
 </table></div><!-- contents -->
 <!-- start footer part -->

http://git-wip-us.apache.org/repos/asf/mesos-site/blob/6dce3457/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage.html
----------------------------------------------------------------------
diff --git a/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage.html b/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage.html
index 432ce11..55fccbf 100644
--- a/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage.html
+++ b/content/api/latest/c++/structmesos_1_1internal_1_1ResourceProviderMessage.html
@@ -66,7 +66,7 @@
 Classes</h2></td></tr>
 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1Disconnect.html">Disconnect</a></td></tr>
 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
-<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateOfferOperationStatus.html">UpdateOfferOperationStatus</a></td></tr>
+<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateOperationStatus.html">UpdateOperationStatus</a></td></tr>
 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateState.html">UpdateState</a></td></tr>
 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
@@ -74,7 +74,7 @@ Classes</h2></td></tr>
 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
 Public Types</h2></td></tr>
 <tr class="memitem:a1d0830e5e578ade7d92f9908efe8a5c5"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a1d0830e5e578ade7d92f9908efe8a5c5">Type</a> { <a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a1d0830e5e578ade7d92f9908efe8a5c5a43aaf51818cc73eefc47a36fecaa3280">Type::UPDATE_STATE</a>, 
-<a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a1d0830e5e578ade7d92f9908efe8a5c5ae4d52b6f6af1f2283f92616c8a76d941">Type::UPDATE_OFFER_OPERATION_STATUS</a>, 
+<a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a1d0830e5e578ade7d92f9908efe8a5c5a1e0c38c118d67e9e3845bdfa8703cc13">Type::UPDATE_OPERATION_STATUS</a>, 
 <a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a1d0830e5e578ade7d92f9908efe8a5c5add7cd0eb57db08d4f98abc48e5593462">Type::DISCONNECT</a>
  }</td></tr>
 <tr class="separator:a1d0830e5e578ade7d92f9908efe8a5c5"><td class="memSeparator" colspan="2">&#160;</td></tr>
@@ -85,9 +85,8 @@ Public Attributes</h2></td></tr>
 <tr class="separator:a52b40b56ae9bf3e8d7d96e4a71929cf9"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:adcf9dcdcfbc488ffefbaf9e3445ef963"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classOption.html">Option</a>&lt; <a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateState.html">UpdateState</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#adcf9dcdcfbc488ffefbaf9e3445ef963">updateState</a></td></tr>
 <tr class="separator:adcf9dcdcfbc488ffefbaf9e3445ef963"><td class="memSeparator" colspan="2">&#160;</td></tr>
-<tr class="memitem:a64193f7bebb36d8224fee9fda4897fb2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classOption.html">Option</a><br class="typebreak"/>
-&lt; <a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateOfferOperationStatus.html">UpdateOfferOperationStatus</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a64193f7bebb36d8224fee9fda4897fb2">updateOfferOperationStatus</a></td></tr>
-<tr class="separator:a64193f7bebb36d8224fee9fda4897fb2"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ab54b58010937df63162a7273be161c65"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classOption.html">Option</a>&lt; <a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateOperationStatus.html">UpdateOperationStatus</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#ab54b58010937df63162a7273be161c65">updateOperationStatus</a></td></tr>
+<tr class="separator:ab54b58010937df63162a7273be161c65"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:a93a1d9c59fcd0bf006dda4a6b043c040"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classOption.html">Option</a>&lt; <a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1Disconnect.html">Disconnect</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage.html#a93a1d9c59fcd0bf006dda4a6b043c040">disconnect</a></td></tr>
 <tr class="separator:a93a1d9c59fcd0bf006dda4a6b043c040"><td class="memSeparator" colspan="2">&#160;</td></tr>
 </table>
@@ -112,7 +111,7 @@ Public Attributes</h2></td></tr>
 <table class="fieldtable">
 <tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="a1d0830e5e578ade7d92f9908efe8a5c5a43aaf51818cc73eefc47a36fecaa3280"></a>UPDATE_STATE</em>&nbsp;</td><td class="fielddoc">
 </td></tr>
-<tr><td class="fieldname"><em><a class="anchor" id="a1d0830e5e578ade7d92f9908efe8a5c5ae4d52b6f6af1f2283f92616c8a76d941"></a>UPDATE_OFFER_OPERATION_STATUS</em>&nbsp;</td><td class="fielddoc">
+<tr><td class="fieldname"><em><a class="anchor" id="a1d0830e5e578ade7d92f9908efe8a5c5a1e0c38c118d67e9e3845bdfa8703cc13"></a>UPDATE_OPERATION_STATUS</em>&nbsp;</td><td class="fielddoc">
 </td></tr>
 <tr><td class="fieldname"><em><a class="anchor" id="a1d0830e5e578ade7d92f9908efe8a5c5add7cd0eb57db08d4f98abc48e5593462"></a>DISCONNECT</em>&nbsp;</td><td class="fielddoc">
 </td></tr>
@@ -145,12 +144,12 @@ Public Attributes</h2></td></tr>
 
 </div>
 </div>
-<a class="anchor" id="a64193f7bebb36d8224fee9fda4897fb2"></a>
+<a class="anchor" id="ab54b58010937df63162a7273be161c65"></a>
 <div class="memitem">
 <div class="memproto">
       <table class="memname">
         <tr>
-          <td class="memname"><a class="el" href="classOption.html">Option</a>&lt;<a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateOfferOperationStatus.html">UpdateOfferOperationStatus</a>&gt; mesos::internal::ResourceProviderMessage::updateOfferOperationStatus</td>
+          <td class="memname"><a class="el" href="classOption.html">Option</a>&lt;<a class="el" href="structmesos_1_1internal_1_1ResourceProviderMessage_1_1UpdateOperationStatus.html">UpdateOperationStatus</a>&gt; mesos::internal::ResourceProviderMessage::updateOperationStatus</td>
         </tr>
       </table>
 </div><div class="memdoc">