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Posted to commits@zookeeper.apache.org by ra...@apache.org on 2017/03/07 17:32:38 UTC

zookeeper git commit: ZOOKEEPER-2710: Regenerate documentation for branch-3.4 release

Repository: zookeeper
Updated Branches:
  refs/heads/branch-3.4 835377f0e -> 09555983b


ZOOKEEPER-2710: Regenerate documentation for branch-3.4 release


Project: http://git-wip-us.apache.org/repos/asf/zookeeper/repo
Commit: http://git-wip-us.apache.org/repos/asf/zookeeper/commit/09555983
Tree: http://git-wip-us.apache.org/repos/asf/zookeeper/tree/09555983
Diff: http://git-wip-us.apache.org/repos/asf/zookeeper/diff/09555983

Branch: refs/heads/branch-3.4
Commit: 09555983be93e5278b1ab8a71e3ca9f54ea6c374
Parents: 835377f
Author: Rakesh Radhakrishnan <ra...@apache.org>
Authored: Tue Mar 7 22:56:26 2017 +0530
Committer: Rakesh Radhakrishnan <ra...@apache.org>
Committed: Tue Mar 7 22:56:26 2017 +0530

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 docs/bookkeeperConfig.html                      |   2 +-
 docs/bookkeeperConfig.pdf                       | Bin 13824 -> 13797 bytes
 docs/bookkeeperOverview.html                    |   2 +-
 docs/bookkeeperOverview.pdf                     | Bin 147596 -> 147558 bytes
 docs/bookkeeperProgrammer.html                  |   2 +-
 docs/bookkeeperProgrammer.pdf                   | Bin 24991 -> 24949 bytes
 docs/bookkeeperStarted.html                     |   2 +-
 docs/bookkeeperStarted.pdf                      | Bin 17130 -> 17107 bytes
 docs/bookkeeperStream.html                      |   2 +-
 docs/bookkeeperStream.pdf                       | Bin 13215 -> 13192 bytes
 docs/index.html                                 |   2 +-
 docs/index.pdf                                  | Bin 13525 -> 13515 bytes
 docs/javaExample.html                           |   2 +-
 docs/javaExample.pdf                            | Bin 33852 -> 33767 bytes
 docs/linkmap.html                               |   2 +-
 docs/linkmap.pdf                                | Bin 12472 -> 12459 bytes
 docs/recipes.html                               |   2 +-
 docs/recipes.pdf                                | Bin 31072 -> 31021 bytes
 docs/zookeeperAdmin.html                        |  74 +++++++++++++------
 docs/zookeeperAdmin.pdf                         | Bin 78642 -> 80536 bytes
 docs/zookeeperHierarchicalQuorums.html          |   2 +-
 docs/zookeeperHierarchicalQuorums.pdf           | Bin 6660 -> 6654 bytes
 docs/zookeeperInternals.html                    |   2 +-
 docs/zookeeperInternals.pdf                     | Bin 48872 -> 48810 bytes
 docs/zookeeperJMX.html                          |   2 +-
 docs/zookeeperJMX.pdf                           | Bin 16498 -> 16475 bytes
 docs/zookeeperObservers.html                    |   2 +-
 docs/zookeeperObservers.pdf                     | Bin 12888 -> 12871 bytes
 docs/zookeeperOver.html                         |   2 +-
 docs/zookeeperOver.pdf                          | Bin 302521 -> 302472 bytes
 docs/zookeeperProgrammers.html                  |   4 +-
 docs/zookeeperProgrammers.pdf                   | Bin 134255 -> 134099 bytes
 docs/zookeeperQuotas.html                       |   2 +-
 docs/zookeeperQuotas.pdf                        | Bin 11195 -> 11184 bytes
 docs/zookeeperStarted.html                      |   2 +-
 docs/zookeeperStarted.pdf                       | Bin 28118 -> 28073 bytes
 docs/zookeeperTutorial.html                     |   2 +-
 docs/zookeeperTutorial.pdf                      | Bin 30557 -> 30478 bytes
 .../content/xdocs/zookeeperAdmin.xml            |   2 +-
 39 files changed, 71 insertions(+), 43 deletions(-)
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http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/docs/bookkeeperConfig.html
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diff --git a/docs/bookkeeperConfig.html b/docs/bookkeeperConfig.html
index d3a35af..ff8d4e8 100644
--- a/docs/bookkeeperConfig.html
+++ b/docs/bookkeeperConfig.html
@@ -374,7 +374,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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index 9d8a0dc..4765e59 100644
--- a/docs/bookkeeperOverview.html
+++ b/docs/bookkeeperOverview.html
@@ -684,7 +684,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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diff --git a/docs/bookkeeperProgrammer.html b/docs/bookkeeperProgrammer.html
index 89ae4eb..36c34bd 100644
--- a/docs/bookkeeperProgrammer.html
+++ b/docs/bookkeeperProgrammer.html
@@ -1073,7 +1073,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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index 5cb8696..f95134c 100644
--- a/docs/bookkeeperStarted.html
+++ b/docs/bookkeeperStarted.html
@@ -438,7 +438,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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diff --git a/docs/bookkeeperStream.html b/docs/bookkeeperStream.html
index 2ac8f72..8ed2f35 100644
--- a/docs/bookkeeperStream.html
+++ b/docs/bookkeeperStream.html
@@ -602,7 +602,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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index 6ffa043..50ac77e 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -380,7 +380,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
 <div id="logos"></div>
 <!--+

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diff --git a/docs/javaExample.html b/docs/javaExample.html
index 94933b7..2ce6a4f 100644
--- a/docs/javaExample.html
+++ b/docs/javaExample.html
@@ -898,7 +898,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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diff --git a/docs/linkmap.html b/docs/linkmap.html
index 50ba409..ae804b5 100644
--- a/docs/linkmap.html
+++ b/docs/linkmap.html
@@ -424,7 +424,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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diff --git a/docs/recipes.html b/docs/recipes.html
index b2fbb14..b1633e8 100644
--- a/docs/recipes.html
+++ b/docs/recipes.html
@@ -964,7 +964,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/docs/zookeeperAdmin.html
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diff --git a/docs/zookeeperAdmin.html b/docs/zookeeperAdmin.html
index affe107..140c997 100644
--- a/docs/zookeeperAdmin.html
+++ b/docs/zookeeperAdmin.html
@@ -934,14 +934,10 @@ server.3=zoo3:2888:3888</pre>
           of the znodes stored by a particular serving ensemble. These
           are the snapshot and transactional log files. As changes are
           made to the znodes these changes are appended to a
-          transaction log. Occasionally, when a log grows large, a
+          transaction log, occasionally, when a log grows large, a
           snapshot of the current state of all znodes will be written
-          to the filesystem and a new transaction log file is created
-          for future transactions. During snapshotting, ZooKeeper may
-          continue appending incoming transactions to the old log file.
-          Therefore, some transactions which are newer than a snapshot
-          may be found in the last transaction log preceding the
-          snapshot.
+          to the filesystem. This snapshot supercedes all previous
+          logs.
         </p>
 <p>A ZooKeeper server <strong>will not remove
         old snapshots and log files</strong> when using the default
@@ -1151,10 +1147,8 @@ server.3=zoo3:2888:3888</pre>
 <p>(Java system property: <strong>zookeeper.snapCount</strong>)</p>
 <p>ZooKeeper logs transactions to a transaction
               log. After snapCount transactions are written to a log
-              file a snapshot is started. It also influences rollover
-              of the current transaction log to a new file. However,
-              the creation of a new snapshot and rollover of transaction
-              log proceed independently. The default snapCount is
+              file a snapshot is started and a new transaction log
+              file is created. The default snapCount is
               100,000.</p>
 </dd>
 
@@ -1422,6 +1416,36 @@ server.3=zoo3:2888:3888</pre>
 </div>
 </div>
 </dd>
+
+          
+<dt>
+<term>4lw.commands.whitelist</term>
+</dt>
+<dd>
+<p>(Java system property: <strong>zookeeper.4lw.commands.whitelist</strong>)</p>
+<p>
+<strong>New in 3.4.10:</strong>
+                This property contains a list of comma separated
+                <a href="#sc_zkCommands">Four Letter Words</a> commands. It is introduced
+                to provide fine grained control over the set of commands ZooKeeper can execute,
+                so users can turn off certain commands if necessary.
+                By default it contains all supported four letter word commands except "wchp" and "wchc",
+                if the property is not specified. If the property is specified, then only commands listed
+                in the whitelist are enabled.
+              </p>
+<p>Here's an example of the configuration that enables stat, ruok, conf, and isro
+                command while disabling the rest of Four Letter Words command:</p>
+<pre class="code">
+                4lw.commands.whitelist=stat, ruok, conf, isro
+              </pre>
+<p>Users can also use asterisk option so they don't have to include every command one by one in the list.
+                As an example, this will enable all four letter word commands:
+              </p>
+<pre class="code">
+                4lw.commands.whitelist=*
+              </pre>
+</dd>
+
         
 </dl>
 <p></p>
@@ -1951,11 +1975,8 @@ imok
 <p>The Log Directory contains the ZooKeeper transaction logs.
         Before any update takes place, ZooKeeper ensures that the transaction
         that represents the update is written to non-volatile storage. A new
-        log file is started when the number of transactions written to the
-		current log file reaches a (variable) threshold. The threshold is
-		computed using the same parameter which influences the frequency of
-		snapshotting (see snapCount above). The log file's suffix is the first
-		zxid written to that log.</p>
+        log file is started each time a snapshot is begun. The log file's
+        suffix is the first zxid written to that log.</p>
 <a name="sc_filemanagement"></a>
 <h4>File Management</h4>
 <p>The format of snapshot and log files does not change between
@@ -1970,12 +1991,8 @@ imok
 <p>The ZooKeeper server creates snapshot and log files, but
         never deletes them. The retention policy of the data and log
         files is implemented outside of the ZooKeeper server. The
-        server itself only needs the latest complete fuzzy snapshot, all log
-		files following it, and the last log file preceding it.  The latter
-		requirement is necessary to include updates which happened after this
-		snapshot was started but went into the existing log file at that time.
-		This is possible because snapshotting and rolling over of logs
-		proceed somewhat independently in Zookeeper. See the
+        server itself only needs the latest complete fuzzy snapshot
+        and the log files from the start of that snapshot. See the
         <a href="#sc_maintenance">maintenance</a> section in
         this document for more details on setting a retention policy
         and maintenance of ZooKeeper storage.
@@ -2044,6 +2061,17 @@ imok
             is to run load tests, and then make sure you are well below the
             usage limit that would cause the system to swap.</p>
 </dd>
+
+        
+<dt>
+<term>Publicly accessible deployment</term>
+</dt>
+<dd>
+<p>
+              A ZooKeeper ensemble is expected to operate in a trusted computing environment.
+              It is thus recommended to deploy ZooKeeper behind a firewall.
+            </p>
+</dd>
       
 </dl>
 <a name="sc_bestPractices"></a>
@@ -2076,7 +2104,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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index d5c5c20..5ebde0a 100644
--- a/docs/zookeeperHierarchicalQuorums.html
+++ b/docs/zookeeperHierarchicalQuorums.html
@@ -266,7 +266,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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index e8251f3..00e907d 100644
--- a/docs/zookeeperInternals.html
+++ b/docs/zookeeperInternals.html
@@ -795,7 +795,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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--- a/docs/zookeeperJMX.html
+++ b/docs/zookeeperJMX.html
@@ -469,7 +469,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
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--- a/docs/zookeeperObservers.html
+++ b/docs/zookeeperObservers.html
@@ -356,7 +356,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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index 2455dda..0968d3a 100644
--- a/docs/zookeeperOver.html
+++ b/docs/zookeeperOver.html
@@ -694,7 +694,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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diff --git a/docs/zookeeperProgrammers.html b/docs/zookeeperProgrammers.html
index 9a2ee54..b7fa370 100644
--- a/docs/zookeeperProgrammers.html
+++ b/docs/zookeeperProgrammers.html
@@ -2092,7 +2092,7 @@ authProvider.2=com.f.MyAuth2
 <p>If you are using watches, you must look for the connected watch
         event. When a ZooKeeper client disconnects from a server, you will
         not receive notification of changes until reconnected. If you are
-        watching for a znode to come into existance, you will miss the event
+        watching for a znode to come into existence, you will miss the event
         if the znode is created and deleted while you are disconnected.</p>
       
 </li>
@@ -2275,7 +2275,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
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diff --git a/docs/zookeeperQuotas.html b/docs/zookeeperQuotas.html
index 593b9a5..597e9e1 100644
--- a/docs/zookeeperQuotas.html
+++ b/docs/zookeeperQuotas.html
@@ -280,7 +280,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
 <!--+
     |end bottomstrip

http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/docs/zookeeperQuotas.pdf
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http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/docs/zookeeperStarted.html
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diff --git a/docs/zookeeperStarted.html b/docs/zookeeperStarted.html
index 009cd0e..361b334 100644
--- a/docs/zookeeperStarted.html
+++ b/docs/zookeeperStarted.html
@@ -619,7 +619,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
 <!--+
     |end bottomstrip

http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/docs/zookeeperStarted.pdf
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index a28222b..602ea59 100644
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http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/docs/zookeeperTutorial.html
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diff --git a/docs/zookeeperTutorial.html b/docs/zookeeperTutorial.html
index f5d0c70..6b83b9d 100644
--- a/docs/zookeeperTutorial.html
+++ b/docs/zookeeperTutorial.html
@@ -884,7 +884,7 @@ document.write("Last Published: " + document.lastModified);
 </div>
 <div class="copyright">
         Copyright &copy;
-         2008-2013 <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
+          <a href="http://www.apache.org/licenses/">The Apache Software Foundation.</a>
 </div>
 <!--+
     |end bottomstrip

http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/docs/zookeeperTutorial.pdf
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index 5ed67af..667d11b 100644
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http://git-wip-us.apache.org/repos/asf/zookeeper/blob/09555983/src/docs/src/documentation/content/xdocs/zookeeperAdmin.xml
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diff --git a/src/docs/src/documentation/content/xdocs/zookeeperAdmin.xml b/src/docs/src/documentation/content/xdocs/zookeeperAdmin.xml
index fb00fae..6d45121 100644
--- a/src/docs/src/documentation/content/xdocs/zookeeperAdmin.xml
+++ b/src/docs/src/documentation/content/xdocs/zookeeperAdmin.xml
@@ -1052,7 +1052,7 @@ server.3=zoo3:2888:3888</programlisting>
 
               <para><emphasis role="bold">New in 3.4.10:</emphasis>
                 This property contains a list of comma separated
-                <ulink url="#sc_4lw">Four Letter Words</ulink> commands. It is introduced
+                <ulink url="#sc_zkCommands">Four Letter Words</ulink> commands. It is introduced
                 to provide fine grained control over the set of commands ZooKeeper can execute,
                 so users can turn off certain commands if necessary.
                 By default it contains all supported four letter word commands except "wchp" and "wchc",