http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e0fb1fde/devapidocs/src-html/org/apache/hadoop/hbase/master/HMasterCommandLine.LocalHMaster.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/HMasterCommandLine.LocalHMaster.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/HMasterCommandLine.LocalHMaster.html
index 64b9ab5..30fe780 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/HMasterCommandLine.LocalHMaster.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/HMasterCommandLine.LocalHMaster.html
@@ -30,308 +30,309 @@
 <span class="sourceLineNo">022</span>import java.io.IOException;<a 
name="line.22"></a>
 <span class="sourceLineNo">023</span>import java.util.List;<a 
name="line.23"></a>
 <span class="sourceLineNo">024</span><a name="line.24"></a>
-<span class="sourceLineNo">025</span>import 
org.apache.commons.cli.CommandLine;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import 
org.apache.commons.cli.GnuParser;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.commons.cli.Options;<a 
name="line.27"></a>
-<span class="sourceLineNo">028</span>import 
org.apache.commons.cli.ParseException;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import 
org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import 
org.apache.hadoop.hbase.HConstants;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import 
org.apache.hadoop.hbase.LocalHBaseCluster;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import 
org.apache.hadoop.hbase.MasterNotRunningException;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.ZNodeClearer;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.ZooKeeperConnectionException;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.trace.TraceUtil;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import 
org.apache.hadoop.hbase.client.Admin;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import 
org.apache.hadoop.hbase.client.Connection;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import 
org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import 
org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import 
org.apache.hadoop.hbase.util.JVMClusterUtil;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import 
org.apache.hadoop.hbase.util.ServerCommandLine;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import 
org.apache.hadoop.hbase.zookeeper.MiniZooKeeperCluster;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import 
org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import 
org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import 
org.apache.zookeeper.KeeperException;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.slf4j.Logger;<a 
name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.slf4j.LoggerFactory;<a 
name="line.48"></a>
-<span class="sourceLineNo">049</span><a name="line.49"></a>
-<span class="sourceLineNo">050</span>@InterfaceAudience.Private<a 
name="line.50"></a>
-<span class="sourceLineNo">051</span>public class HMasterCommandLine extends 
ServerCommandLine {<a name="line.51"></a>
-<span class="sourceLineNo">052</span>  private static final Logger LOG = 
LoggerFactory.getLogger(HMasterCommandLine.class);<a name="line.52"></a>
-<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span>  private static final String USAGE =<a 
name="line.54"></a>
-<span class="sourceLineNo">055</span>    "Usage: Master [opts] 
start|stop|clear\n" +<a name="line.55"></a>
-<span class="sourceLineNo">056</span>    " start  Start Master. If local mode, 
start Master and RegionServer in same JVM\n" +<a name="line.56"></a>
-<span class="sourceLineNo">057</span>    " stop   Start cluster shutdown; 
Master signals RegionServer shutdown\n" +<a name="line.57"></a>
-<span class="sourceLineNo">058</span>    " clear  Delete the master znode in 
ZooKeeper after a master crashes\n "+<a name="line.58"></a>
-<span class="sourceLineNo">059</span>    " where [opts] are:\n" +<a 
name="line.59"></a>
-<span class="sourceLineNo">060</span>    "   
--minRegionServers=&lt;servers&gt;   Minimum RegionServers needed to host user 
tables.\n" +<a name="line.60"></a>
-<span class="sourceLineNo">061</span>    "   
--localRegionServers=&lt;servers&gt; " +<a name="line.61"></a>
-<span class="sourceLineNo">062</span>      "RegionServers to start in master 
process when in standalone mode.\n" +<a name="line.62"></a>
-<span class="sourceLineNo">063</span>    "   --masters=&lt;servers&gt;         
   Masters to start in this process.\n" +<a name="line.63"></a>
-<span class="sourceLineNo">064</span>    "   --backup                       
Master should start in backup mode";<a name="line.64"></a>
-<span class="sourceLineNo">065</span><a name="line.65"></a>
-<span class="sourceLineNo">066</span>  private final Class&lt;? extends 
HMaster&gt; masterClass;<a name="line.66"></a>
-<span class="sourceLineNo">067</span><a name="line.67"></a>
-<span class="sourceLineNo">068</span>  public HMasterCommandLine(Class&lt;? 
extends HMaster&gt; masterClass) {<a name="line.68"></a>
-<span class="sourceLineNo">069</span>    this.masterClass = masterClass;<a 
name="line.69"></a>
-<span class="sourceLineNo">070</span>  }<a name="line.70"></a>
-<span class="sourceLineNo">071</span><a name="line.71"></a>
-<span class="sourceLineNo">072</span>  @Override<a name="line.72"></a>
-<span class="sourceLineNo">073</span>  protected String getUsage() {<a 
name="line.73"></a>
-<span class="sourceLineNo">074</span>    return USAGE;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>  }<a name="line.75"></a>
-<span class="sourceLineNo">076</span><a name="line.76"></a>
-<span class="sourceLineNo">077</span>  @Override<a name="line.77"></a>
-<span class="sourceLineNo">078</span>  public int run(String args[]) throws 
Exception {<a name="line.78"></a>
-<span class="sourceLineNo">079</span>    Options opt = new Options();<a 
name="line.79"></a>
-<span class="sourceLineNo">080</span>    opt.addOption("localRegionServers", 
true,<a name="line.80"></a>
-<span class="sourceLineNo">081</span>      "RegionServers to start in master 
process when running standalone");<a name="line.81"></a>
-<span class="sourceLineNo">082</span>    opt.addOption("masters", true, 
"Masters to start in this process");<a name="line.82"></a>
-<span class="sourceLineNo">083</span>    opt.addOption("minRegionServers", 
true, "Minimum RegionServers needed to host user tables");<a name="line.83"></a>
-<span class="sourceLineNo">084</span>    opt.addOption("backup", false, "Do 
not try to become HMaster until the primary fails");<a name="line.84"></a>
-<span class="sourceLineNo">085</span><a name="line.85"></a>
-<span class="sourceLineNo">086</span>    CommandLine cmd;<a name="line.86"></a>
-<span class="sourceLineNo">087</span>    try {<a name="line.87"></a>
-<span class="sourceLineNo">088</span>      cmd = new GnuParser().parse(opt, 
args);<a name="line.88"></a>
-<span class="sourceLineNo">089</span>    } catch (ParseException e) {<a 
name="line.89"></a>
-<span class="sourceLineNo">090</span>      LOG.error("Could not parse: ", 
e);<a name="line.90"></a>
-<span class="sourceLineNo">091</span>      usage(null);<a name="line.91"></a>
-<span class="sourceLineNo">092</span>      return 1;<a name="line.92"></a>
-<span class="sourceLineNo">093</span>    }<a name="line.93"></a>
-<span class="sourceLineNo">094</span><a name="line.94"></a>
+<span class="sourceLineNo">025</span>import 
org.apache.hadoop.conf.Configuration;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import 
org.apache.hadoop.hbase.HConstants;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import 
org.apache.hadoop.hbase.LocalHBaseCluster;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import 
org.apache.hadoop.hbase.MasterNotRunningException;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import 
org.apache.hadoop.hbase.ZNodeClearer;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import 
org.apache.hadoop.hbase.ZooKeeperConnectionException;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import 
org.apache.hadoop.hbase.trace.TraceUtil;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.client.Admin;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.client.Connection;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import 
org.apache.hadoop.hbase.util.JVMClusterUtil;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import 
org.apache.hadoop.hbase.util.ServerCommandLine;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import 
org.apache.hadoop.hbase.zookeeper.MiniZooKeeperCluster;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import 
org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import 
org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import 
org.apache.zookeeper.KeeperException;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.slf4j.Logger;<a 
name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.slf4j.LoggerFactory;<a 
name="line.44"></a>
+<span class="sourceLineNo">045</span><a name="line.45"></a>
+<span class="sourceLineNo">046</span>import 
org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine;<a 
name="line.46"></a>
+<span class="sourceLineNo">047</span>import 
org.apache.hbase.thirdparty.org.apache.commons.cli.GnuParser;<a 
name="line.47"></a>
+<span class="sourceLineNo">048</span>import 
org.apache.hbase.thirdparty.org.apache.commons.cli.Options;<a 
name="line.48"></a>
+<span class="sourceLineNo">049</span>import 
org.apache.hbase.thirdparty.org.apache.commons.cli.ParseException;<a 
name="line.49"></a>
+<span class="sourceLineNo">050</span><a name="line.50"></a>
+<span class="sourceLineNo">051</span>@InterfaceAudience.Private<a 
name="line.51"></a>
+<span class="sourceLineNo">052</span>public class HMasterCommandLine extends 
ServerCommandLine {<a name="line.52"></a>
+<span class="sourceLineNo">053</span>  private static final Logger LOG = 
LoggerFactory.getLogger(HMasterCommandLine.class);<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span>  private static final String USAGE =<a 
name="line.55"></a>
+<span class="sourceLineNo">056</span>    "Usage: Master [opts] 
start|stop|clear\n" +<a name="line.56"></a>
+<span class="sourceLineNo">057</span>    " start  Start Master. If local mode, 
start Master and RegionServer in same JVM\n" +<a name="line.57"></a>
+<span class="sourceLineNo">058</span>    " stop   Start cluster shutdown; 
Master signals RegionServer shutdown\n" +<a name="line.58"></a>
+<span class="sourceLineNo">059</span>    " clear  Delete the master znode in 
ZooKeeper after a master crashes\n "+<a name="line.59"></a>
+<span class="sourceLineNo">060</span>    " where [opts] are:\n" +<a 
name="line.60"></a>
+<span class="sourceLineNo">061</span>    "   
--minRegionServers=&lt;servers&gt;   Minimum RegionServers needed to host user 
tables.\n" +<a name="line.61"></a>
+<span class="sourceLineNo">062</span>    "   
--localRegionServers=&lt;servers&gt; " +<a name="line.62"></a>
+<span class="sourceLineNo">063</span>      "RegionServers to start in master 
process when in standalone mode.\n" +<a name="line.63"></a>
+<span class="sourceLineNo">064</span>    "   --masters=&lt;servers&gt;         
   Masters to start in this process.\n" +<a name="line.64"></a>
+<span class="sourceLineNo">065</span>    "   --backup                       
Master should start in backup mode";<a name="line.65"></a>
+<span class="sourceLineNo">066</span><a name="line.66"></a>
+<span class="sourceLineNo">067</span>  private final Class&lt;? extends 
HMaster&gt; masterClass;<a name="line.67"></a>
+<span class="sourceLineNo">068</span><a name="line.68"></a>
+<span class="sourceLineNo">069</span>  public HMasterCommandLine(Class&lt;? 
extends HMaster&gt; masterClass) {<a name="line.69"></a>
+<span class="sourceLineNo">070</span>    this.masterClass = masterClass;<a 
name="line.70"></a>
+<span class="sourceLineNo">071</span>  }<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span>  @Override<a name="line.73"></a>
+<span class="sourceLineNo">074</span>  protected String getUsage() {<a 
name="line.74"></a>
+<span class="sourceLineNo">075</span>    return USAGE;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>  }<a name="line.76"></a>
+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span>  @Override<a name="line.78"></a>
+<span class="sourceLineNo">079</span>  public int run(String args[]) throws 
Exception {<a name="line.79"></a>
+<span class="sourceLineNo">080</span>    Options opt = new Options();<a 
name="line.80"></a>
+<span class="sourceLineNo">081</span>    opt.addOption("localRegionServers", 
true,<a name="line.81"></a>
+<span class="sourceLineNo">082</span>      "RegionServers to start in master 
process when running standalone");<a name="line.82"></a>
+<span class="sourceLineNo">083</span>    opt.addOption("masters", true, 
"Masters to start in this process");<a name="line.83"></a>
+<span class="sourceLineNo">084</span>    opt.addOption("minRegionServers", 
true, "Minimum RegionServers needed to host user tables");<a name="line.84"></a>
+<span class="sourceLineNo">085</span>    opt.addOption("backup", false, "Do 
not try to become HMaster until the primary fails");<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span>    CommandLine cmd;<a name="line.87"></a>
+<span class="sourceLineNo">088</span>    try {<a name="line.88"></a>
+<span class="sourceLineNo">089</span>      cmd = new GnuParser().parse(opt, 
args);<a name="line.89"></a>
+<span class="sourceLineNo">090</span>    } catch (ParseException e) {<a 
name="line.90"></a>
+<span class="sourceLineNo">091</span>      LOG.error("Could not parse: ", 
e);<a name="line.91"></a>
+<span class="sourceLineNo">092</span>      usage(null);<a name="line.92"></a>
+<span class="sourceLineNo">093</span>      return 1;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>    }<a name="line.94"></a>
 <span class="sourceLineNo">095</span><a name="line.95"></a>
-<span class="sourceLineNo">096</span>    if 
(cmd.hasOption("minRegionServers")) {<a name="line.96"></a>
-<span class="sourceLineNo">097</span>      String val = 
cmd.getOptionValue("minRegionServers");<a name="line.97"></a>
-<span class="sourceLineNo">098</span>      
getConf().setInt("hbase.regions.server.count.min",<a name="line.98"></a>
-<span class="sourceLineNo">099</span>                  
Integer.parseInt(val));<a name="line.99"></a>
-<span class="sourceLineNo">100</span>      LOG.debug("minRegionServers set to 
" + val);<a name="line.100"></a>
-<span class="sourceLineNo">101</span>    }<a name="line.101"></a>
-<span class="sourceLineNo">102</span><a name="line.102"></a>
-<span class="sourceLineNo">103</span>    // minRegionServers used to be 
minServers.  Support it too.<a name="line.103"></a>
-<span class="sourceLineNo">104</span>    if (cmd.hasOption("minServers")) {<a 
name="line.104"></a>
-<span class="sourceLineNo">105</span>      String val = 
cmd.getOptionValue("minServers");<a name="line.105"></a>
-<span class="sourceLineNo">106</span>      
getConf().setInt("hbase.regions.server.count.min", Integer.parseInt(val));<a 
name="line.106"></a>
-<span class="sourceLineNo">107</span>      LOG.debug("minServers set to " + 
val);<a name="line.107"></a>
-<span class="sourceLineNo">108</span>    }<a name="line.108"></a>
-<span class="sourceLineNo">109</span><a name="line.109"></a>
-<span class="sourceLineNo">110</span>    // check if we are the backup master 
- override the conf if so<a name="line.110"></a>
-<span class="sourceLineNo">111</span>    if (cmd.hasOption("backup")) {<a 
name="line.111"></a>
-<span class="sourceLineNo">112</span>      
getConf().setBoolean(HConstants.MASTER_TYPE_BACKUP, true);<a 
name="line.112"></a>
-<span class="sourceLineNo">113</span>    }<a name="line.113"></a>
-<span class="sourceLineNo">114</span><a name="line.114"></a>
-<span class="sourceLineNo">115</span>    // How many regionservers to startup 
in this process (we run regionservers in same process as<a name="line.115"></a>
-<span class="sourceLineNo">116</span>    // master when we are in 
local/standalone mode. Useful testing)<a name="line.116"></a>
-<span class="sourceLineNo">117</span>    if 
(cmd.hasOption("localRegionServers")) {<a name="line.117"></a>
-<span class="sourceLineNo">118</span>      String val = 
cmd.getOptionValue("localRegionServers");<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      
getConf().setInt("hbase.regionservers", Integer.parseInt(val));<a 
name="line.119"></a>
-<span class="sourceLineNo">120</span>      LOG.debug("localRegionServers set 
to " + val);<a name="line.120"></a>
-<span class="sourceLineNo">121</span>    }<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    // How many masters to startup inside 
this process; useful testing<a name="line.122"></a>
-<span class="sourceLineNo">123</span>    if (cmd.hasOption("masters")) {<a 
name="line.123"></a>
-<span class="sourceLineNo">124</span>      String val = 
cmd.getOptionValue("masters");<a name="line.124"></a>
-<span class="sourceLineNo">125</span>      getConf().setInt("hbase.masters", 
Integer.parseInt(val));<a name="line.125"></a>
-<span class="sourceLineNo">126</span>      LOG.debug("masters set to " + 
val);<a name="line.126"></a>
-<span class="sourceLineNo">127</span>    }<a name="line.127"></a>
-<span class="sourceLineNo">128</span><a name="line.128"></a>
-<span class="sourceLineNo">129</span>    @SuppressWarnings("unchecked")<a 
name="line.129"></a>
-<span class="sourceLineNo">130</span>    List&lt;String&gt; remainingArgs = 
cmd.getArgList();<a name="line.130"></a>
-<span class="sourceLineNo">131</span>    if (remainingArgs.size() != 1) {<a 
name="line.131"></a>
-<span class="sourceLineNo">132</span>      usage(null);<a name="line.132"></a>
-<span class="sourceLineNo">133</span>      return 1;<a name="line.133"></a>
-<span class="sourceLineNo">134</span>    }<a name="line.134"></a>
-<span class="sourceLineNo">135</span><a name="line.135"></a>
-<span class="sourceLineNo">136</span>    String command = 
remainingArgs.get(0);<a name="line.136"></a>
-<span class="sourceLineNo">137</span><a name="line.137"></a>
-<span class="sourceLineNo">138</span>    if ("start".equals(command)) {<a 
name="line.138"></a>
-<span class="sourceLineNo">139</span>      return startMaster();<a 
name="line.139"></a>
-<span class="sourceLineNo">140</span>    } else if ("stop".equals(command)) 
{<a name="line.140"></a>
-<span class="sourceLineNo">141</span>      return stopMaster();<a 
name="line.141"></a>
-<span class="sourceLineNo">142</span>    } else if ("clear".equals(command)) 
{<a name="line.142"></a>
-<span class="sourceLineNo">143</span>      return 
(ZNodeClearer.clear(getConf()) ? 0 : 1);<a name="line.143"></a>
-<span class="sourceLineNo">144</span>    } else {<a name="line.144"></a>
-<span class="sourceLineNo">145</span>      usage("Invalid command: " + 
command);<a name="line.145"></a>
-<span class="sourceLineNo">146</span>      return 1;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>    }<a name="line.147"></a>
-<span class="sourceLineNo">148</span>  }<a name="line.148"></a>
-<span class="sourceLineNo">149</span><a name="line.149"></a>
-<span class="sourceLineNo">150</span>  private int startMaster() {<a 
name="line.150"></a>
-<span class="sourceLineNo">151</span>    Configuration conf = getConf();<a 
name="line.151"></a>
-<span class="sourceLineNo">152</span>    TraceUtil.initTracer(conf);<a 
name="line.152"></a>
-<span class="sourceLineNo">153</span><a name="line.153"></a>
-<span class="sourceLineNo">154</span>    try {<a name="line.154"></a>
-<span class="sourceLineNo">155</span>      // If 'local', defer to 
LocalHBaseCluster instance.  Starts master<a name="line.155"></a>
-<span class="sourceLineNo">156</span>      // and regionserver both in the one 
JVM.<a name="line.156"></a>
-<span class="sourceLineNo">157</span>      if 
(LocalHBaseCluster.isLocal(conf)) {<a name="line.157"></a>
-<span class="sourceLineNo">158</span>        
DefaultMetricsSystem.setMiniClusterMode(true);<a name="line.158"></a>
-<span class="sourceLineNo">159</span>        final MiniZooKeeperCluster 
zooKeeperCluster = new MiniZooKeeperCluster(conf);<a name="line.159"></a>
-<span class="sourceLineNo">160</span>        File zkDataPath = new 
File(conf.get(HConstants.ZOOKEEPER_DATA_DIR));<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span>        // find out the default client 
port<a name="line.162"></a>
-<span class="sourceLineNo">163</span>        int zkClientPort = 0;<a 
name="line.163"></a>
-<span class="sourceLineNo">164</span><a name="line.164"></a>
-<span class="sourceLineNo">165</span>        // If the zookeeper client port 
is specified in server quorum, use it.<a name="line.165"></a>
-<span class="sourceLineNo">166</span>        String zkserver = 
conf.get(HConstants.ZOOKEEPER_QUORUM);<a name="line.166"></a>
-<span class="sourceLineNo">167</span>        if (zkserver != null) {<a 
name="line.167"></a>
-<span class="sourceLineNo">168</span>          String[] zkservers = 
zkserver.split(",");<a name="line.168"></a>
-<span class="sourceLineNo">169</span><a name="line.169"></a>
-<span class="sourceLineNo">170</span>          if (zkservers.length &gt; 1) 
{<a name="line.170"></a>
-<span class="sourceLineNo">171</span>            // In local mode deployment, 
we have the master + a region server and zookeeper server<a name="line.171"></a>
-<span class="sourceLineNo">172</span>            // started in the same 
process. Therefore, we only support one zookeeper server.<a name="line.172"></a>
-<span class="sourceLineNo">173</span>            String errorMsg = "Could not 
start ZK with " + zkservers.length +<a name="line.173"></a>
-<span class="sourceLineNo">174</span>                " ZK servers in local 
mode deployment. Aborting as clients (e.g. shell) will not "<a 
name="line.174"></a>
-<span class="sourceLineNo">175</span>                + "be able to find this 
ZK quorum.";<a name="line.175"></a>
-<span class="sourceLineNo">176</span>              
System.err.println(errorMsg);<a name="line.176"></a>
-<span class="sourceLineNo">177</span>              throw new 
IOException(errorMsg);<a name="line.177"></a>
-<span class="sourceLineNo">178</span>          }<a name="line.178"></a>
-<span class="sourceLineNo">179</span><a name="line.179"></a>
-<span class="sourceLineNo">180</span>          String[] parts = 
zkservers[0].split(":");<a name="line.180"></a>
-<span class="sourceLineNo">181</span><a name="line.181"></a>
-<span class="sourceLineNo">182</span>          if (parts.length == 2) {<a 
name="line.182"></a>
-<span class="sourceLineNo">183</span>            // the second part is the 
client port<a name="line.183"></a>
-<span class="sourceLineNo">184</span>            zkClientPort = 
Integer.parseInt(parts [1]);<a name="line.184"></a>
-<span class="sourceLineNo">185</span>          }<a name="line.185"></a>
-<span class="sourceLineNo">186</span>        }<a name="line.186"></a>
-<span class="sourceLineNo">187</span>        // If the client port could not 
be find in server quorum conf, try another conf<a name="line.187"></a>
-<span class="sourceLineNo">188</span>        if (zkClientPort == 0) {<a 
name="line.188"></a>
-<span class="sourceLineNo">189</span>          zkClientPort = 
conf.getInt(HConstants.ZOOKEEPER_CLIENT_PORT, 0);<a name="line.189"></a>
-<span class="sourceLineNo">190</span>          // The client port has to be 
set by now; if not, throw exception.<a name="line.190"></a>
-<span class="sourceLineNo">191</span>          if (zkClientPort == 0) {<a 
name="line.191"></a>
-<span class="sourceLineNo">192</span>            throw new IOException("No 
config value for " + HConstants.ZOOKEEPER_CLIENT_PORT);<a name="line.192"></a>
-<span class="sourceLineNo">193</span>          }<a name="line.193"></a>
-<span class="sourceLineNo">194</span>        }<a name="line.194"></a>
-<span class="sourceLineNo">195</span>        
zooKeeperCluster.setDefaultClientPort(zkClientPort);<a name="line.195"></a>
-<span class="sourceLineNo">196</span>        // set the ZK tick time if 
specified<a name="line.196"></a>
-<span class="sourceLineNo">197</span>        int zkTickTime = 
conf.getInt(HConstants.ZOOKEEPER_TICK_TIME, 0);<a name="line.197"></a>
-<span class="sourceLineNo">198</span>        if (zkTickTime &gt; 0) {<a 
name="line.198"></a>
-<span class="sourceLineNo">199</span>          
zooKeeperCluster.setTickTime(zkTickTime);<a name="line.199"></a>
-<span class="sourceLineNo">200</span>        }<a name="line.200"></a>
-<span class="sourceLineNo">201</span><a name="line.201"></a>
-<span class="sourceLineNo">202</span>        // login the zookeeper server 
principal (if using security)<a name="line.202"></a>
-<span class="sourceLineNo">203</span>        ZKUtil.loginServer(conf, 
HConstants.ZK_SERVER_KEYTAB_FILE,<a name="line.203"></a>
-<span class="sourceLineNo">204</span>          
HConstants.ZK_SERVER_KERBEROS_PRINCIPAL, null);<a name="line.204"></a>
-<span class="sourceLineNo">205</span>        int localZKClusterSessionTimeout 
=<a name="line.205"></a>
-<span class="sourceLineNo">206</span>          
conf.getInt(HConstants.ZK_SESSION_TIMEOUT + ".localHBaseCluster", 10*1000);<a 
name="line.206"></a>
-<span class="sourceLineNo">207</span>        
conf.setInt(HConstants.ZK_SESSION_TIMEOUT, localZKClusterSessionTimeout);<a 
name="line.207"></a>
-<span class="sourceLineNo">208</span>        LOG.info("Starting a zookeeper 
cluster");<a name="line.208"></a>
-<span class="sourceLineNo">209</span>        int clientPort = 
zooKeeperCluster.startup(zkDataPath);<a name="line.209"></a>
-<span class="sourceLineNo">210</span>        if (clientPort != zkClientPort) 
{<a name="line.210"></a>
-<span class="sourceLineNo">211</span>          String errorMsg = "Could not 
start ZK at requested port of " +<a name="line.211"></a>
-<span class="sourceLineNo">212</span>            zkClientPort + ".  ZK was 
started at port: " + clientPort +<a name="line.212"></a>
-<span class="sourceLineNo">213</span>            ".  Aborting as clients (e.g. 
shell) will not be able to find " +<a name="line.213"></a>
-<span class="sourceLineNo">214</span>            "this ZK quorum.";<a 
name="line.214"></a>
-<span class="sourceLineNo">215</span>          System.err.println(errorMsg);<a 
name="line.215"></a>
-<span class="sourceLineNo">216</span>          throw new 
IOException(errorMsg);<a name="line.216"></a>
-<span class="sourceLineNo">217</span>        }<a name="line.217"></a>
-<span class="sourceLineNo">218</span>        
conf.set(HConstants.ZOOKEEPER_CLIENT_PORT, Integer.toString(clientPort));<a 
name="line.218"></a>
-<span class="sourceLineNo">219</span><a name="line.219"></a>
-<span class="sourceLineNo">220</span>        // Need to have the zk cluster 
shutdown when master is shutdown.<a name="line.220"></a>
-<span class="sourceLineNo">221</span>        // Run a subclass that does the 
zk cluster shutdown on its way out.<a name="line.221"></a>
-<span class="sourceLineNo">222</span>        int mastersCount = 
conf.getInt("hbase.masters", 1);<a name="line.222"></a>
-<span class="sourceLineNo">223</span>        int regionServersCount = 
conf.getInt("hbase.regionservers", 1);<a name="line.223"></a>
-<span class="sourceLineNo">224</span>        // Set start timeout to 5 minutes 
for cmd line start operations<a name="line.224"></a>
-<span class="sourceLineNo">225</span>        
conf.setIfUnset("hbase.master.start.timeout.localHBaseCluster", "300000");<a 
name="line.225"></a>
-<span class="sourceLineNo">226</span>        LOG.info("Starting up instance of 
localHBaseCluster; master=" + mastersCount +<a name="line.226"></a>
-<span class="sourceLineNo">227</span>          ", regionserversCount=" + 
regionServersCount);<a name="line.227"></a>
-<span class="sourceLineNo">228</span>        LocalHBaseCluster cluster = new 
LocalHBaseCluster(conf, mastersCount, regionServersCount,<a name="line.228"></a>
-<span class="sourceLineNo">229</span>          LocalHMaster.class, 
HRegionServer.class);<a name="line.229"></a>
-<span class="sourceLineNo">230</span>        
((LocalHMaster)cluster.getMaster(0)).setZKCluster(zooKeeperCluster);<a 
name="line.230"></a>
-<span class="sourceLineNo">231</span>        cluster.startup();<a 
name="line.231"></a>
-<span class="sourceLineNo">232</span>        waitOnMasterThreads(cluster);<a 
name="line.232"></a>
-<span class="sourceLineNo">233</span>      } else {<a name="line.233"></a>
-<span class="sourceLineNo">234</span>        logProcessInfo(getConf());<a 
name="line.234"></a>
-<span class="sourceLineNo">235</span>        HMaster master = 
HMaster.constructMaster(masterClass, conf);<a name="line.235"></a>
-<span class="sourceLineNo">236</span>        if (master.isStopped()) {<a 
name="line.236"></a>
-<span class="sourceLineNo">237</span>          LOG.info("Won't bring the 
Master up as a shutdown is requested");<a name="line.237"></a>
-<span class="sourceLineNo">238</span>          return 1;<a name="line.238"></a>
-<span class="sourceLineNo">239</span>        }<a name="line.239"></a>
-<span class="sourceLineNo">240</span>        master.start();<a 
name="line.240"></a>
-<span class="sourceLineNo">241</span>        master.join();<a 
name="line.241"></a>
-<span class="sourceLineNo">242</span>        if(master.isAborted())<a 
name="line.242"></a>
-<span class="sourceLineNo">243</span>          throw new 
RuntimeException("HMaster Aborted");<a name="line.243"></a>
-<span class="sourceLineNo">244</span>      }<a name="line.244"></a>
-<span class="sourceLineNo">245</span>    } catch (Throwable t) {<a 
name="line.245"></a>
-<span class="sourceLineNo">246</span>      LOG.error("Master exiting", t);<a 
name="line.246"></a>
-<span class="sourceLineNo">247</span>      return 1;<a name="line.247"></a>
-<span class="sourceLineNo">248</span>    }<a name="line.248"></a>
-<span class="sourceLineNo">249</span>    return 0;<a name="line.249"></a>
-<span class="sourceLineNo">250</span>  }<a name="line.250"></a>
-<span class="sourceLineNo">251</span><a name="line.251"></a>
-<span class="sourceLineNo">252</span>  @SuppressWarnings("resource")<a 
name="line.252"></a>
-<span class="sourceLineNo">253</span>  private int stopMaster() {<a 
name="line.253"></a>
-<span class="sourceLineNo">254</span>    Configuration conf = getConf();<a 
name="line.254"></a>
-<span class="sourceLineNo">255</span>    // Don't try more than once<a 
name="line.255"></a>
-<span class="sourceLineNo">256</span>    
conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 0);<a name="line.256"></a>
-<span class="sourceLineNo">257</span>    try (Connection connection = 
ConnectionFactory.createConnection(conf)) {<a name="line.257"></a>
-<span class="sourceLineNo">258</span>      try (Admin admin = 
connection.getAdmin()) {<a name="line.258"></a>
-<span class="sourceLineNo">259</span>        admin.shutdown();<a 
name="line.259"></a>
-<span class="sourceLineNo">260</span>      } catch (Throwable t) {<a 
name="line.260"></a>
-<span class="sourceLineNo">261</span>        LOG.error("Failed to stop 
master", t);<a name="line.261"></a>
-<span class="sourceLineNo">262</span>        return 1;<a name="line.262"></a>
-<span class="sourceLineNo">263</span>      }<a name="line.263"></a>
-<span class="sourceLineNo">264</span>    } catch (MasterNotRunningException e) 
{<a name="line.264"></a>
-<span class="sourceLineNo">265</span>      LOG.error("Master not running");<a 
name="line.265"></a>
-<span class="sourceLineNo">266</span>      return 1;<a name="line.266"></a>
-<span class="sourceLineNo">267</span>    } catch (ZooKeeperConnectionException 
e) {<a name="line.267"></a>
-<span class="sourceLineNo">268</span>      LOG.error("ZooKeeper not 
available");<a name="line.268"></a>
-<span class="sourceLineNo">269</span>      return 1;<a name="line.269"></a>
-<span class="sourceLineNo">270</span>    } catch (IOException e) {<a 
name="line.270"></a>
-<span class="sourceLineNo">271</span>      LOG.error("Got IOException: " 
+e.getMessage(), e);<a name="line.271"></a>
-<span class="sourceLineNo">272</span>      return 1;<a name="line.272"></a>
-<span class="sourceLineNo">273</span>    }<a name="line.273"></a>
-<span class="sourceLineNo">274</span>    return 0;<a name="line.274"></a>
-<span class="sourceLineNo">275</span>  }<a name="line.275"></a>
-<span class="sourceLineNo">276</span><a name="line.276"></a>
-<span class="sourceLineNo">277</span>  private void 
waitOnMasterThreads(LocalHBaseCluster cluster) throws InterruptedException{<a 
name="line.277"></a>
-<span class="sourceLineNo">278</span>    
List&lt;JVMClusterUtil.MasterThread&gt; masters = cluster.getMasters();<a 
name="line.278"></a>
-<span class="sourceLineNo">279</span>    
List&lt;JVMClusterUtil.RegionServerThread&gt; regionservers = 
cluster.getRegionServers();<a name="line.279"></a>
-<span class="sourceLineNo">280</span><a name="line.280"></a>
-<span class="sourceLineNo">281</span>    if (masters != null) {<a 
name="line.281"></a>
-<span class="sourceLineNo">282</span>      for (JVMClusterUtil.MasterThread t 
: masters) {<a name="line.282"></a>
-<span class="sourceLineNo">283</span>        t.join();<a name="line.283"></a>
-<span class="sourceLineNo">284</span>        if(t.getMaster().isAborted()) {<a 
name="line.284"></a>
-<span class="sourceLineNo">285</span>          
closeAllRegionServerThreads(regionservers);<a name="line.285"></a>
-<span class="sourceLineNo">286</span>          throw new 
RuntimeException("HMaster Aborted");<a name="line.286"></a>
-<span class="sourceLineNo">287</span>        }<a name="line.287"></a>
-<span class="sourceLineNo">288</span>      }<a name="line.288"></a>
-<span class="sourceLineNo">289</span>    }<a name="line.289"></a>
-<span class="sourceLineNo">290</span>  }<a name="line.290"></a>
-<span class="sourceLineNo">291</span><a name="line.291"></a>
-<span class="sourceLineNo">292</span>  private static void 
closeAllRegionServerThreads(<a name="line.292"></a>
-<span class="sourceLineNo">293</span>      
List&lt;JVMClusterUtil.RegionServerThread&gt; regionservers) {<a 
name="line.293"></a>
-<span class="sourceLineNo">294</span>    for(JVMClusterUtil.RegionServerThread 
t : regionservers){<a name="line.294"></a>
-<span class="sourceLineNo">295</span>      t.getRegionServer().stop("HMaster 
Aborted; Bringing down regions servers");<a name="line.295"></a>
-<span class="sourceLineNo">296</span>    }<a name="line.296"></a>
-<span class="sourceLineNo">297</span>  }<a name="line.297"></a>
-<span class="sourceLineNo">298</span><a name="line.298"></a>
-<span class="sourceLineNo">299</span>  /*<a name="line.299"></a>
-<span class="sourceLineNo">300</span>   * Version of master that will shutdown 
the passed zk cluster on its way out.<a name="line.300"></a>
-<span class="sourceLineNo">301</span>   */<a name="line.301"></a>
-<span class="sourceLineNo">302</span>  public static class LocalHMaster 
extends HMaster {<a name="line.302"></a>
-<span class="sourceLineNo">303</span>    private MiniZooKeeperCluster 
zkcluster = null;<a name="line.303"></a>
-<span class="sourceLineNo">304</span><a name="line.304"></a>
-<span class="sourceLineNo">305</span>    public LocalHMaster(Configuration 
conf)<a name="line.305"></a>
-<span class="sourceLineNo">306</span>    throws IOException, KeeperException, 
InterruptedException {<a name="line.306"></a>
-<span class="sourceLineNo">307</span>      super(conf);<a name="line.307"></a>
-<span class="sourceLineNo">308</span>    }<a name="line.308"></a>
-<span class="sourceLineNo">309</span><a name="line.309"></a>
-<span class="sourceLineNo">310</span>    @Override<a name="line.310"></a>
-<span class="sourceLineNo">311</span>    public void run() {<a 
name="line.311"></a>
-<span class="sourceLineNo">312</span>      super.run();<a name="line.312"></a>
-<span class="sourceLineNo">313</span>      if (this.zkcluster != null) {<a 
name="line.313"></a>
-<span class="sourceLineNo">314</span>        try {<a name="line.314"></a>
-<span class="sourceLineNo">315</span>          this.zkcluster.shutdown();<a 
name="line.315"></a>
-<span class="sourceLineNo">316</span>        } catch (IOException e) {<a 
name="line.316"></a>
-<span class="sourceLineNo">317</span>          e.printStackTrace();<a 
name="line.317"></a>
-<span class="sourceLineNo">318</span>        }<a name="line.318"></a>
-<span class="sourceLineNo">319</span>      }<a name="line.319"></a>
-<span class="sourceLineNo">320</span>    }<a name="line.320"></a>
-<span class="sourceLineNo">321</span><a name="line.321"></a>
-<span class="sourceLineNo">322</span>    void setZKCluster(final 
MiniZooKeeperCluster zkcluster) {<a name="line.322"></a>
-<span class="sourceLineNo">323</span>      this.zkcluster = zkcluster;<a 
name="line.323"></a>
-<span class="sourceLineNo">324</span>    }<a name="line.324"></a>
-<span class="sourceLineNo">325</span>  }<a name="line.325"></a>
-<span class="sourceLineNo">326</span>}<a name="line.326"></a>
+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span>    if 
(cmd.hasOption("minRegionServers")) {<a name="line.97"></a>
+<span class="sourceLineNo">098</span>      String val = 
cmd.getOptionValue("minRegionServers");<a name="line.98"></a>
+<span class="sourceLineNo">099</span>      
getConf().setInt("hbase.regions.server.count.min",<a name="line.99"></a>
+<span class="sourceLineNo">100</span>                  
Integer.parseInt(val));<a name="line.100"></a>
+<span class="sourceLineNo">101</span>      LOG.debug("minRegionServers set to 
" + val);<a name="line.101"></a>
+<span class="sourceLineNo">102</span>    }<a name="line.102"></a>
+<span class="sourceLineNo">103</span><a name="line.103"></a>
+<span class="sourceLineNo">104</span>    // minRegionServers used to be 
minServers.  Support it too.<a name="line.104"></a>
+<span class="sourceLineNo">105</span>    if (cmd.hasOption("minServers")) {<a 
name="line.105"></a>
+<span class="sourceLineNo">106</span>      String val = 
cmd.getOptionValue("minServers");<a name="line.106"></a>
+<span class="sourceLineNo">107</span>      
getConf().setInt("hbase.regions.server.count.min", Integer.parseInt(val));<a 
name="line.107"></a>
+<span class="sourceLineNo">108</span>      LOG.debug("minServers set to " + 
val);<a name="line.108"></a>
+<span class="sourceLineNo">109</span>    }<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
+<span class="sourceLineNo">111</span>    // check if we are the backup master 
- override the conf if so<a name="line.111"></a>
+<span class="sourceLineNo">112</span>    if (cmd.hasOption("backup")) {<a 
name="line.112"></a>
+<span class="sourceLineNo">113</span>      
getConf().setBoolean(HConstants.MASTER_TYPE_BACKUP, true);<a 
name="line.113"></a>
+<span class="sourceLineNo">114</span>    }<a name="line.114"></a>
+<span class="sourceLineNo">115</span><a name="line.115"></a>
+<span class="sourceLineNo">116</span>    // How many regionservers to startup 
in this process (we run regionservers in same process as<a name="line.116"></a>
+<span class="sourceLineNo">117</span>    // master when we are in 
local/standalone mode. Useful testing)<a name="line.117"></a>
+<span class="sourceLineNo">118</span>    if 
(cmd.hasOption("localRegionServers")) {<a name="line.118"></a>
+<span class="sourceLineNo">119</span>      String val = 
cmd.getOptionValue("localRegionServers");<a name="line.119"></a>
+<span class="sourceLineNo">120</span>      
getConf().setInt("hbase.regionservers", Integer.parseInt(val));<a 
name="line.120"></a>
+<span class="sourceLineNo">121</span>      LOG.debug("localRegionServers set 
to " + val);<a name="line.121"></a>
+<span class="sourceLineNo">122</span>    }<a name="line.122"></a>
+<span class="sourceLineNo">123</span>    // How many masters to startup inside 
this process; useful testing<a name="line.123"></a>
+<span class="sourceLineNo">124</span>    if (cmd.hasOption("masters")) {<a 
name="line.124"></a>
+<span class="sourceLineNo">125</span>      String val = 
cmd.getOptionValue("masters");<a name="line.125"></a>
+<span class="sourceLineNo">126</span>      getConf().setInt("hbase.masters", 
Integer.parseInt(val));<a name="line.126"></a>
+<span class="sourceLineNo">127</span>      LOG.debug("masters set to " + 
val);<a name="line.127"></a>
+<span class="sourceLineNo">128</span>    }<a name="line.128"></a>
+<span class="sourceLineNo">129</span><a name="line.129"></a>
+<span class="sourceLineNo">130</span>    @SuppressWarnings("unchecked")<a 
name="line.130"></a>
+<span class="sourceLineNo">131</span>    List&lt;String&gt; remainingArgs = 
cmd.getArgList();<a name="line.131"></a>
+<span class="sourceLineNo">132</span>    if (remainingArgs.size() != 1) {<a 
name="line.132"></a>
+<span class="sourceLineNo">133</span>      usage(null);<a name="line.133"></a>
+<span class="sourceLineNo">134</span>      return 1;<a name="line.134"></a>
+<span class="sourceLineNo">135</span>    }<a name="line.135"></a>
+<span class="sourceLineNo">136</span><a name="line.136"></a>
+<span class="sourceLineNo">137</span>    String command = 
remainingArgs.get(0);<a name="line.137"></a>
+<span class="sourceLineNo">138</span><a name="line.138"></a>
+<span class="sourceLineNo">139</span>    if ("start".equals(command)) {<a 
name="line.139"></a>
+<span class="sourceLineNo">140</span>      return startMaster();<a 
name="line.140"></a>
+<span class="sourceLineNo">141</span>    } else if ("stop".equals(command)) 
{<a name="line.141"></a>
+<span class="sourceLineNo">142</span>      return stopMaster();<a 
name="line.142"></a>
+<span class="sourceLineNo">143</span>    } else if ("clear".equals(command)) 
{<a name="line.143"></a>
+<span class="sourceLineNo">144</span>      return 
(ZNodeClearer.clear(getConf()) ? 0 : 1);<a name="line.144"></a>
+<span class="sourceLineNo">145</span>    } else {<a name="line.145"></a>
+<span class="sourceLineNo">146</span>      usage("Invalid command: " + 
command);<a name="line.146"></a>
+<span class="sourceLineNo">147</span>      return 1;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>    }<a name="line.148"></a>
+<span class="sourceLineNo">149</span>  }<a name="line.149"></a>
+<span class="sourceLineNo">150</span><a name="line.150"></a>
+<span class="sourceLineNo">151</span>  private int startMaster() {<a 
name="line.151"></a>
+<span class="sourceLineNo">152</span>    Configuration conf = getConf();<a 
name="line.152"></a>
+<span class="sourceLineNo">153</span>    TraceUtil.initTracer(conf);<a 
name="line.153"></a>
+<span class="sourceLineNo">154</span><a name="line.154"></a>
+<span class="sourceLineNo">155</span>    try {<a name="line.155"></a>
+<span class="sourceLineNo">156</span>      // If 'local', defer to 
LocalHBaseCluster instance.  Starts master<a name="line.156"></a>
+<span class="sourceLineNo">157</span>      // and regionserver both in the one 
JVM.<a name="line.157"></a>
+<span class="sourceLineNo">158</span>      if 
(LocalHBaseCluster.isLocal(conf)) {<a name="line.158"></a>
+<span class="sourceLineNo">159</span>        
DefaultMetricsSystem.setMiniClusterMode(true);<a name="line.159"></a>
+<span class="sourceLineNo">160</span>        final MiniZooKeeperCluster 
zooKeeperCluster = new MiniZooKeeperCluster(conf);<a name="line.160"></a>
+<span class="sourceLineNo">161</span>        File zkDataPath = new 
File(conf.get(HConstants.ZOOKEEPER_DATA_DIR));<a name="line.161"></a>
+<span class="sourceLineNo">162</span><a name="line.162"></a>
+<span class="sourceLineNo">163</span>        // find out the default client 
port<a name="line.163"></a>
+<span class="sourceLineNo">164</span>        int zkClientPort = 0;<a 
name="line.164"></a>
+<span class="sourceLineNo">165</span><a name="line.165"></a>
+<span class="sourceLineNo">166</span>        // If the zookeeper client port 
is specified in server quorum, use it.<a name="line.166"></a>
+<span class="sourceLineNo">167</span>        String zkserver = 
conf.get(HConstants.ZOOKEEPER_QUORUM);<a name="line.167"></a>
+<span class="sourceLineNo">168</span>        if (zkserver != null) {<a 
name="line.168"></a>
+<span class="sourceLineNo">169</span>          String[] zkservers = 
zkserver.split(",");<a name="line.169"></a>
+<span class="sourceLineNo">170</span><a name="line.170"></a>
+<span class="sourceLineNo">171</span>          if (zkservers.length &gt; 1) 
{<a name="line.171"></a>
+<span class="sourceLineNo">172</span>            // In local mode deployment, 
we have the master + a region server and zookeeper server<a name="line.172"></a>
+<span class="sourceLineNo">173</span>            // started in the same 
process. Therefore, we only support one zookeeper server.<a name="line.173"></a>
+<span class="sourceLineNo">174</span>            String errorMsg = "Could not 
start ZK with " + zkservers.length +<a name="line.174"></a>
+<span class="sourceLineNo">175</span>                " ZK servers in local 
mode deployment. Aborting as clients (e.g. shell) will not "<a 
name="line.175"></a>
+<span class="sourceLineNo">176</span>                + "be able to find this 
ZK quorum.";<a name="line.176"></a>
+<span class="sourceLineNo">177</span>              
System.err.println(errorMsg);<a name="line.177"></a>
+<span class="sourceLineNo">178</span>              throw new 
IOException(errorMsg);<a name="line.178"></a>
+<span class="sourceLineNo">179</span>          }<a name="line.179"></a>
+<span class="sourceLineNo">180</span><a name="line.180"></a>
+<span class="sourceLineNo">181</span>          String[] parts = 
zkservers[0].split(":");<a name="line.181"></a>
+<span class="sourceLineNo">182</span><a name="line.182"></a>
+<span class="sourceLineNo">183</span>          if (parts.length == 2) {<a 
name="line.183"></a>
+<span class="sourceLineNo">184</span>            // the second part is the 
client port<a name="line.184"></a>
+<span class="sourceLineNo">185</span>            zkClientPort = 
Integer.parseInt(parts [1]);<a name="line.185"></a>
+<span class="sourceLineNo">186</span>          }<a name="line.186"></a>
+<span class="sourceLineNo">187</span>        }<a name="line.187"></a>
+<span class="sourceLineNo">188</span>        // If the client port could not 
be find in server quorum conf, try another conf<a name="line.188"></a>
+<span class="sourceLineNo">189</span>        if (zkClientPort == 0) {<a 
name="line.189"></a>
+<span class="sourceLineNo">190</span>          zkClientPort = 
conf.getInt(HConstants.ZOOKEEPER_CLIENT_PORT, 0);<a name="line.190"></a>
+<span class="sourceLineNo">191</span>          // The client port has to be 
set by now; if not, throw exception.<a name="line.191"></a>
+<span class="sourceLineNo">192</span>          if (zkClientPort == 0) {<a 
name="line.192"></a>
+<span class="sourceLineNo">193</span>            throw new IOException("No 
config value for " + HConstants.ZOOKEEPER_CLIENT_PORT);<a name="line.193"></a>
+<span class="sourceLineNo">194</span>          }<a name="line.194"></a>
+<span class="sourceLineNo">195</span>        }<a name="line.195"></a>
+<span class="sourceLineNo">196</span>        
zooKeeperCluster.setDefaultClientPort(zkClientPort);<a name="line.196"></a>
+<span class="sourceLineNo">197</span>        // set the ZK tick time if 
specified<a name="line.197"></a>
+<span class="sourceLineNo">198</span>        int zkTickTime = 
conf.getInt(HConstants.ZOOKEEPER_TICK_TIME, 0);<a name="line.198"></a>
+<span class="sourceLineNo">199</span>        if (zkTickTime &gt; 0) {<a 
name="line.199"></a>
+<span class="sourceLineNo">200</span>          
zooKeeperCluster.setTickTime(zkTickTime);<a name="line.200"></a>
+<span class="sourceLineNo">201</span>        }<a name="line.201"></a>
+<span class="sourceLineNo">202</span><a name="line.202"></a>
+<span class="sourceLineNo">203</span>        // login the zookeeper server 
principal (if using security)<a name="line.203"></a>
+<span class="sourceLineNo">204</span>        ZKUtil.loginServer(conf, 
HConstants.ZK_SERVER_KEYTAB_FILE,<a name="line.204"></a>
+<span class="sourceLineNo">205</span>          
HConstants.ZK_SERVER_KERBEROS_PRINCIPAL, null);<a name="line.205"></a>
+<span class="sourceLineNo">206</span>        int localZKClusterSessionTimeout 
=<a name="line.206"></a>
+<span class="sourceLineNo">207</span>          
conf.getInt(HConstants.ZK_SESSION_TIMEOUT + ".localHBaseCluster", 10*1000);<a 
name="line.207"></a>
+<span class="sourceLineNo">208</span>        
conf.setInt(HConstants.ZK_SESSION_TIMEOUT, localZKClusterSessionTimeout);<a 
name="line.208"></a>
+<span class="sourceLineNo">209</span>        LOG.info("Starting a zookeeper 
cluster");<a name="line.209"></a>
+<span class="sourceLineNo">210</span>        int clientPort = 
zooKeeperCluster.startup(zkDataPath);<a name="line.210"></a>
+<span class="sourceLineNo">211</span>        if (clientPort != zkClientPort) 
{<a name="line.211"></a>
+<span class="sourceLineNo">212</span>          String errorMsg = "Could not 
start ZK at requested port of " +<a name="line.212"></a>
+<span class="sourceLineNo">213</span>            zkClientPort + ".  ZK was 
started at port: " + clientPort +<a name="line.213"></a>
+<span class="sourceLineNo">214</span>            ".  Aborting as clients (e.g. 
shell) will not be able to find " +<a name="line.214"></a>
+<span class="sourceLineNo">215</span>            "this ZK quorum.";<a 
name="line.215"></a>
+<span class="sourceLineNo">216</span>          System.err.println(errorMsg);<a 
name="line.216"></a>
+<span class="sourceLineNo">217</span>          throw new 
IOException(errorMsg);<a name="line.217"></a>
+<span class="sourceLineNo">218</span>        }<a name="line.218"></a>
+<span class="sourceLineNo">219</span>        
conf.set(HConstants.ZOOKEEPER_CLIENT_PORT, Integer.toString(clientPort));<a 
name="line.219"></a>
+<span class="sourceLineNo">220</span><a name="line.220"></a>
+<span class="sourceLineNo">221</span>        // Need to have the zk cluster 
shutdown when master is shutdown.<a name="line.221"></a>
+<span class="sourceLineNo">222</span>        // Run a subclass that does the 
zk cluster shutdown on its way out.<a name="line.222"></a>
+<span class="sourceLineNo">223</span>        int mastersCount = 
conf.getInt("hbase.masters", 1);<a name="line.223"></a>
+<span class="sourceLineNo">224</span>        int regionServersCount = 
conf.getInt("hbase.regionservers", 1);<a name="line.224"></a>
+<span class="sourceLineNo">225</span>        // Set start timeout to 5 minutes 
for cmd line start operations<a name="line.225"></a>
+<span class="sourceLineNo">226</span>        
conf.setIfUnset("hbase.master.start.timeout.localHBaseCluster", "300000");<a 
name="line.226"></a>
+<span class="sourceLineNo">227</span>        LOG.info("Starting up instance of 
localHBaseCluster; master=" + mastersCount +<a name="line.227"></a>
+<span class="sourceLineNo">228</span>          ", regionserversCount=" + 
regionServersCount);<a name="line.228"></a>
+<span class="sourceLineNo">229</span>        LocalHBaseCluster cluster = new 
LocalHBaseCluster(conf, mastersCount, regionServersCount,<a name="line.229"></a>
+<span class="sourceLineNo">230</span>          LocalHMaster.class, 
HRegionServer.class);<a name="line.230"></a>
+<span class="sourceLineNo">231</span>        
((LocalHMaster)cluster.getMaster(0)).setZKCluster(zooKeeperCluster);<a 
name="line.231"></a>
+<span class="sourceLineNo">232</span>        cluster.startup();<a 
name="line.232"></a>
+<span class="sourceLineNo">233</span>        waitOnMasterThreads(cluster);<a 
name="line.233"></a>
+<span class="sourceLineNo">234</span>      } else {<a name="line.234"></a>
+<span class="sourceLineNo">235</span>        logProcessInfo(getConf());<a 
name="line.235"></a>
+<span class="sourceLineNo">236</span>        HMaster master = 
HMaster.constructMaster(masterClass, conf);<a name="line.236"></a>
+<span class="sourceLineNo">237</span>        if (master.isStopped()) {<a 
name="line.237"></a>
+<span class="sourceLineNo">238</span>          LOG.info("Won't bring the 
Master up as a shutdown is requested");<a name="line.238"></a>
+<span class="sourceLineNo">239</span>          return 1;<a name="line.239"></a>
+<span class="sourceLineNo">240</span>        }<a name="line.240"></a>
+<span class="sourceLineNo">241</span>        master.start();<a 
name="line.241"></a>
+<span class="sourceLineNo">242</span>        master.join();<a 
name="line.242"></a>
+<span class="sourceLineNo">243</span>        if(master.isAborted())<a 
name="line.243"></a>
+<span class="sourceLineNo">244</span>          throw new 
RuntimeException("HMaster Aborted");<a name="line.244"></a>
+<span class="sourceLineNo">245</span>      }<a name="line.245"></a>
+<span class="sourceLineNo">246</span>    } catch (Throwable t) {<a 
name="line.246"></a>
+<span class="sourceLineNo">247</span>      LOG.error("Master exiting", t);<a 
name="line.247"></a>
+<span class="sourceLineNo">248</span>      return 1;<a name="line.248"></a>
+<span class="sourceLineNo">249</span>    }<a name="line.249"></a>
+<span class="sourceLineNo">250</span>    return 0;<a name="line.250"></a>
+<span class="sourceLineNo">251</span>  }<a name="line.251"></a>
+<span class="sourceLineNo">252</span><a name="line.252"></a>
+<span class="sourceLineNo">253</span>  @SuppressWarnings("resource")<a 
name="line.253"></a>
+<span class="sourceLineNo">254</span>  private int stopMaster() {<a 
name="line.254"></a>
+<span class="sourceLineNo">255</span>    Configuration conf = getConf();<a 
name="line.255"></a>
+<span class="sourceLineNo">256</span>    // Don't try more than once<a 
name="line.256"></a>
+<span class="sourceLineNo">257</span>    
conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 0);<a name="line.257"></a>
+<span class="sourceLineNo">258</span>    try (Connection connection = 
ConnectionFactory.createConnection(conf)) {<a name="line.258"></a>
+<span class="sourceLineNo">259</span>      try (Admin admin = 
connection.getAdmin()) {<a name="line.259"></a>
+<span class="sourceLineNo">260</span>        admin.shutdown();<a 
name="line.260"></a>
+<span class="sourceLineNo">261</span>      } catch (Throwable t) {<a 
name="line.261"></a>
+<span class="sourceLineNo">262</span>        LOG.error("Failed to stop 
master", t);<a name="line.262"></a>
+<span class="sourceLineNo">263</span>        return 1;<a name="line.263"></a>
+<span class="sourceLineNo">264</span>      }<a name="line.264"></a>
+<span class="sourceLineNo">265</span>    } catch (MasterNotRunningException e) 
{<a name="line.265"></a>
+<span class="sourceLineNo">266</span>      LOG.error("Master not running");<a 
name="line.266"></a>
+<span class="sourceLineNo">267</span>      return 1;<a name="line.267"></a>
+<span class="sourceLineNo">268</span>    } catch (ZooKeeperConnectionException 
e) {<a name="line.268"></a>
+<span class="sourceLineNo">269</span>      LOG.error("ZooKeeper not 
available");<a name="line.269"></a>
+<span class="sourceLineNo">270</span>      return 1;<a name="line.270"></a>
+<span class="sourceLineNo">271</span>    } catch (IOException e) {<a 
name="line.271"></a>
+<span class="sourceLineNo">272</span>      LOG.error("Got IOException: " 
+e.getMessage(), e);<a name="line.272"></a>
+<span class="sourceLineNo">273</span>      return 1;<a name="line.273"></a>
+<span class="sourceLineNo">274</span>    }<a name="line.274"></a>
+<span class="sourceLineNo">275</span>    return 0;<a name="line.275"></a>
+<span class="sourceLineNo">276</span>  }<a name="line.276"></a>
+<span class="sourceLineNo">277</span><a name="line.277"></a>
+<span class="sourceLineNo">278</span>  private void 
waitOnMasterThreads(LocalHBaseCluster cluster) throws InterruptedException{<a 
name="line.278"></a>
+<span class="sourceLineNo">279</span>    
List&lt;JVMClusterUtil.MasterThread&gt; masters = cluster.getMasters();<a 
name="line.279"></a>
+<span class="sourceLineNo">280</span>    
List&lt;JVMClusterUtil.RegionServerThread&gt; regionservers = 
cluster.getRegionServers();<a name="line.280"></a>
+<span class="sourceLineNo">281</span><a name="line.281"></a>
+<span class="sourceLineNo">282</span>    if (masters != null) {<a 
name="line.282"></a>
+<span class="sourceLineNo">283</span>      for (JVMClusterUtil.MasterThread t 
: masters) {<a name="line.283"></a>
+<span class="sourceLineNo">284</span>        t.join();<a name="line.284"></a>
+<span class="sourceLineNo">285</span>        if(t.getMaster().isAborted()) {<a 
name="line.285"></a>
+<span class="sourceLineNo">286</span>          
closeAllRegionServerThreads(regionservers);<a name="line.286"></a>
+<span class="sourceLineNo">287</span>          throw new 
RuntimeException("HMaster Aborted");<a name="line.287"></a>
+<span class="sourceLineNo">288</span>        }<a name="line.288"></a>
+<span class="sourceLineNo">289</span>      }<a name="line.289"></a>
+<span class="sourceLineNo">290</span>    }<a name="line.290"></a>
+<span class="sourceLineNo">291</span>  }<a name="line.291"></a>
+<span class="sourceLineNo">292</span><a name="line.292"></a>
+<span class="sourceLineNo">293</span>  private static void 
closeAllRegionServerThreads(<a name="line.293"></a>
+<span class="sourceLineNo">294</span>      
List&lt;JVMClusterUtil.RegionServerThread&gt; regionservers) {<a 
name="line.294"></a>
+<span class="sourceLineNo">295</span>    for(JVMClusterUtil.RegionServerThread 
t : regionservers){<a name="line.295"></a>
+<span class="sourceLineNo">296</span>      t.getRegionServer().stop("HMaster 
Aborted; Bringing down regions servers");<a name="line.296"></a>
+<span class="sourceLineNo">297</span>    }<a name="line.297"></a>
+<span class="sourceLineNo">298</span>  }<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span>  /*<a name="line.300"></a>
+<span class="sourceLineNo">301</span>   * Version of master that will shutdown 
the passed zk cluster on its way out.<a name="line.301"></a>
+<span class="sourceLineNo">302</span>   */<a name="line.302"></a>
+<span class="sourceLineNo">303</span>  public static class LocalHMaster 
extends HMaster {<a name="line.303"></a>
+<span class="sourceLineNo">304</span>    private MiniZooKeeperCluster 
zkcluster = null;<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span>    public LocalHMaster(Configuration 
conf)<a name="line.306"></a>
+<span class="sourceLineNo">307</span>    throws IOException, KeeperException, 
InterruptedException {<a name="line.307"></a>
+<span class="sourceLineNo">308</span>      super(conf);<a name="line.308"></a>
+<span class="sourceLineNo">309</span>    }<a name="line.309"></a>
+<span class="sourceLineNo">310</span><a name="line.310"></a>
+<span class="sourceLineNo">311</span>    @Override<a name="line.311"></a>
+<span class="sourceLineNo">312</span>    public void run() {<a 
name="line.312"></a>
+<span class="sourceLineNo">313</span>      super.run();<a name="line.313"></a>
+<span class="sourceLineNo">314</span>      if (this.zkcluster != null) {<a 
name="line.314"></a>
+<span class="sourceLineNo">315</span>        try {<a name="line.315"></a>
+<span class="sourceLineNo">316</span>          this.zkcluster.shutdown();<a 
name="line.316"></a>
+<span class="sourceLineNo">317</span>        } catch (IOException e) {<a 
name="line.317"></a>
+<span class="sourceLineNo">318</span>          e.printStackTrace();<a 
name="line.318"></a>
+<span class="sourceLineNo">319</span>        }<a name="line.319"></a>
+<span class="sourceLineNo">320</span>      }<a name="line.320"></a>
+<span class="sourceLineNo">321</span>    }<a name="line.321"></a>
+<span class="sourceLineNo">322</span><a name="line.322"></a>
+<span class="sourceLineNo">323</span>    void setZKCluster(final 
MiniZooKeeperCluster zkcluster) {<a name="line.323"></a>
+<span class="sourceLineNo">324</span>      this.zkcluster = zkcluster;<a 
name="line.324"></a>
+<span class="sourceLineNo">325</span>    }<a name="line.325"></a>
+<span class="sourceLineNo">326</span>  }<a name="line.326"></a>
+<span class="sourceLineNo">327</span>}<a name="line.327"></a>
 
 
 

Reply via email to