[05/51] [partial] hbase-site git commit: Published site at .

Sun, 28 Jan 2018 07:13:52 -0800 

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/aa7ffc92/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.BackupSubprocedureBuilder.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.BackupSubprocedureBuilder.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.BackupSubprocedureBuilder.html
index 2d7a3e0..2c2ce10 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.BackupSubprocedureBuilder.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.BackupSubprocedureBuilder.html
@@ -35,14 +35,14 @@
 <span class="sourceLineNo">027</span>import 
org.apache.hadoop.hbase.backup.impl.BackupManager;<a name="line.27"></a>
 <span class="sourceLineNo">028</span>import 
org.apache.hadoop.hbase.backup.master.LogRollMasterProcedureManager;<a 
name="line.28"></a>
 <span class="sourceLineNo">029</span>import 
org.apache.hadoop.hbase.coordination.ZkCoordinatedStateManager;<a 
name="line.29"></a>
-<span class="sourceLineNo">030</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import 
org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a 
name="line.31"></a>
-<span class="sourceLineNo">032</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMember;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMemberRpcs;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.procedure.RegionServerProcedureManager;<a 
name="line.34"></a>
-<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.procedure.Subprocedure;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.procedure.SubprocedureFactory;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import 
org.apache.hadoop.hbase.regionserver.RegionServerServices;<a name="line.37"></a>
+<span class="sourceLineNo">030</span>import 
org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a 
name="line.30"></a>
+<span class="sourceLineNo">031</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMember;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMemberRpcs;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.procedure.RegionServerProcedureManager;<a 
name="line.33"></a>
+<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.procedure.Subprocedure;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.procedure.SubprocedureFactory;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.regionserver.RegionServerServices;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.37"></a>
 <span class="sourceLineNo">038</span>import 
org.apache.zookeeper.KeeperException;<a name="line.38"></a>
 <span class="sourceLineNo">039</span>import org.slf4j.Logger;<a 
name="line.39"></a>
 <span class="sourceLineNo">040</span>import org.slf4j.LoggerFactory;<a 
name="line.40"></a>
@@ -60,134 +60,129 @@
 <span class="sourceLineNo">052</span> */<a name="line.52"></a>
 <span class="sourceLineNo">053</span>@InterfaceAudience.Private<a 
name="line.53"></a>
 <span class="sourceLineNo">054</span>public class 
LogRollRegionServerProcedureManager extends RegionServerProcedureManager {<a 
name="line.54"></a>
-<span class="sourceLineNo">055</span><a name="line.55"></a>
-<span class="sourceLineNo">056</span>  private static final Logger LOG =<a 
name="line.56"></a>
-<span class="sourceLineNo">057</span>      
LoggerFactory.getLogger(LogRollRegionServerProcedureManager.class);<a 
name="line.57"></a>
-<span class="sourceLineNo">058</span><a name="line.58"></a>
-<span class="sourceLineNo">059</span>  /** Conf key for number of request 
threads to start backup on region servers */<a name="line.59"></a>
-<span class="sourceLineNo">060</span>  public static final String 
BACKUP_REQUEST_THREADS_KEY = "hbase.backup.region.pool.threads";<a 
name="line.60"></a>
-<span class="sourceLineNo">061</span>  /** # of threads for backup work on the 
rs. */<a name="line.61"></a>
-<span class="sourceLineNo">062</span>  public static final int 
BACKUP_REQUEST_THREADS_DEFAULT = 10;<a name="line.62"></a>
-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span>  public static final String 
BACKUP_TIMEOUT_MILLIS_KEY = "hbase.backup.timeout";<a name="line.64"></a>
-<span class="sourceLineNo">065</span>  public static final long 
BACKUP_TIMEOUT_MILLIS_DEFAULT = 60000;<a name="line.65"></a>
-<span class="sourceLineNo">066</span><a name="line.66"></a>
-<span class="sourceLineNo">067</span>  /** Conf key for millis between checks 
to see if backup work completed or if there are errors */<a name="line.67"></a>
-<span class="sourceLineNo">068</span>  public static final String 
BACKUP_REQUEST_WAKE_MILLIS_KEY = "hbase.backup.region.wakefrequency";<a 
name="line.68"></a>
-<span class="sourceLineNo">069</span>  /** Default amount of time to check for 
errors while regions finish backup work */<a name="line.69"></a>
-<span class="sourceLineNo">070</span>  private static final long 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT = 500;<a name="line.70"></a>
-<span class="sourceLineNo">071</span><a name="line.71"></a>
-<span class="sourceLineNo">072</span>  private RegionServerServices rss;<a 
name="line.72"></a>
-<span class="sourceLineNo">073</span>  private ProcedureMemberRpcs 
memberRpcs;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>  private ProcedureMember member;<a 
name="line.74"></a>
-<span class="sourceLineNo">075</span>  private boolean started = false;<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>   * Create a default backup procedure 
manager<a name="line.78"></a>
-<span class="sourceLineNo">079</span>   */<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  public 
LogRollRegionServerProcedureManager() {<a name="line.80"></a>
-<span class="sourceLineNo">081</span>  }<a name="line.81"></a>
-<span class="sourceLineNo">082</span><a name="line.82"></a>
-<span class="sourceLineNo">083</span>  /**<a name="line.83"></a>
-<span class="sourceLineNo">084</span>   * Start accepting backup procedure 
requests.<a name="line.84"></a>
-<span class="sourceLineNo">085</span>   */<a name="line.85"></a>
-<span class="sourceLineNo">086</span>  @Override<a name="line.86"></a>
-<span class="sourceLineNo">087</span>  public void start() {<a 
name="line.87"></a>
-<span class="sourceLineNo">088</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a name="line.88"></a>
-<span class="sourceLineNo">089</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.89"></a>
-<span class="sourceLineNo">090</span>          + " setting");<a 
name="line.90"></a>
-<span class="sourceLineNo">091</span>      return;<a name="line.91"></a>
-<span class="sourceLineNo">092</span>    }<a name="line.92"></a>
-<span class="sourceLineNo">093</span>    
this.memberRpcs.start(rss.getServerName().toString(), member);<a 
name="line.93"></a>
-<span class="sourceLineNo">094</span>    started = true;<a name="line.94"></a>
-<span class="sourceLineNo">095</span>    LOG.info("Started region server 
backup manager.");<a name="line.95"></a>
-<span class="sourceLineNo">096</span>  }<a name="line.96"></a>
-<span class="sourceLineNo">097</span><a name="line.97"></a>
-<span class="sourceLineNo">098</span>  /**<a name="line.98"></a>
-<span class="sourceLineNo">099</span>   * Close &lt;tt&gt;this&lt;/tt&gt; and 
all running backup procedure tasks<a name="line.99"></a>
-<span class="sourceLineNo">100</span>   * @param force forcefully stop all 
running tasks<a name="line.100"></a>
-<span class="sourceLineNo">101</span>   * @throws IOException exception<a 
name="line.101"></a>
-<span class="sourceLineNo">102</span>   */<a name="line.102"></a>
-<span class="sourceLineNo">103</span>  @Override<a name="line.103"></a>
-<span class="sourceLineNo">104</span>  public void stop(boolean force) throws 
IOException {<a name="line.104"></a>
-<span class="sourceLineNo">105</span>    if (!started) {<a name="line.105"></a>
-<span class="sourceLineNo">106</span>      return;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>    }<a name="line.107"></a>
-<span class="sourceLineNo">108</span>    String mode = force ? "abruptly" : 
"gracefully";<a name="line.108"></a>
-<span class="sourceLineNo">109</span>    LOG.info("Stopping 
RegionServerBackupManager " + mode + ".");<a name="line.109"></a>
-<span class="sourceLineNo">110</span><a name="line.110"></a>
-<span class="sourceLineNo">111</span>    try {<a name="line.111"></a>
-<span class="sourceLineNo">112</span>      this.member.close();<a 
name="line.112"></a>
-<span class="sourceLineNo">113</span>    } finally {<a name="line.113"></a>
-<span class="sourceLineNo">114</span>      this.memberRpcs.close();<a 
name="line.114"></a>
-<span class="sourceLineNo">115</span>    }<a name="line.115"></a>
-<span class="sourceLineNo">116</span>  }<a name="line.116"></a>
-<span class="sourceLineNo">117</span><a name="line.117"></a>
-<span class="sourceLineNo">118</span>  /**<a name="line.118"></a>
-<span class="sourceLineNo">119</span>   * If in a running state, creates the 
specified subprocedure for handling a backup procedure.<a name="line.119"></a>
-<span class="sourceLineNo">120</span>   * @return Subprocedure to submit to 
the ProcedureMemeber.<a name="line.120"></a>
-<span class="sourceLineNo">121</span>   */<a name="line.121"></a>
-<span class="sourceLineNo">122</span>  public Subprocedure 
buildSubprocedure(byte[] data) {<a name="line.122"></a>
-<span class="sourceLineNo">123</span><a name="line.123"></a>
-<span class="sourceLineNo">124</span>    // don't run a backup if the parent 
is stop(ping)<a name="line.124"></a>
-<span class="sourceLineNo">125</span>    if (rss.isStopping() || 
rss.isStopped()) {<a name="line.125"></a>
-<span class="sourceLineNo">126</span>      throw new 
IllegalStateException("Can't start backup procedure on RS: " + 
rss.getServerName()<a name="line.126"></a>
-<span class="sourceLineNo">127</span>          + ", because 
stopping/stopped!");<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>    LOG.info("Attempting to run a roll 
log procedure for backup.");<a name="line.130"></a>
-<span class="sourceLineNo">131</span>    ForeignExceptionDispatcher 
errorDispatcher = new ForeignExceptionDispatcher();<a name="line.131"></a>
-<span class="sourceLineNo">132</span>    Configuration conf = 
rss.getConfiguration();<a name="line.132"></a>
-<span class="sourceLineNo">133</span>    long timeoutMillis = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.133"></a>
-<span class="sourceLineNo">134</span>    long wakeMillis =<a 
name="line.134"></a>
-<span class="sourceLineNo">135</span>        
conf.getLong(BACKUP_REQUEST_WAKE_MILLIS_KEY, 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT);<a name="line.135"></a>
-<span class="sourceLineNo">136</span><a name="line.136"></a>
-<span class="sourceLineNo">137</span>    LogRollBackupSubprocedurePool 
taskManager =<a name="line.137"></a>
-<span class="sourceLineNo">138</span>        new 
LogRollBackupSubprocedurePool(rss.getServerName().toString(), conf);<a 
name="line.138"></a>
-<span class="sourceLineNo">139</span>    return new 
LogRollBackupSubprocedure(rss, member, errorDispatcher, wakeMillis, 
timeoutMillis,<a name="line.139"></a>
-<span class="sourceLineNo">140</span>        taskManager, data);<a 
name="line.140"></a>
-<span class="sourceLineNo">141</span><a name="line.141"></a>
-<span class="sourceLineNo">142</span>  }<a name="line.142"></a>
-<span class="sourceLineNo">143</span><a name="line.143"></a>
-<span class="sourceLineNo">144</span>  /**<a name="line.144"></a>
-<span class="sourceLineNo">145</span>   * Build the actual backup procedure 
runner that will do all the 'hard' work<a name="line.145"></a>
-<span class="sourceLineNo">146</span>   */<a name="line.146"></a>
-<span class="sourceLineNo">147</span>  public class BackupSubprocedureBuilder 
implements SubprocedureFactory {<a name="line.147"></a>
-<span class="sourceLineNo">148</span><a name="line.148"></a>
-<span class="sourceLineNo">149</span>    @Override<a name="line.149"></a>
-<span class="sourceLineNo">150</span>    public Subprocedure 
buildSubprocedure(String name, byte[] data) {<a name="line.150"></a>
-<span class="sourceLineNo">151</span>      return 
LogRollRegionServerProcedureManager.this.buildSubprocedure(data);<a 
name="line.151"></a>
-<span class="sourceLineNo">152</span>    }<a name="line.152"></a>
-<span class="sourceLineNo">153</span>  }<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>  @Override<a name="line.155"></a>
-<span class="sourceLineNo">156</span>  public void 
initialize(RegionServerServices rss) throws KeeperException {<a 
name="line.156"></a>
-<span class="sourceLineNo">157</span>    this.rss = rss;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a 
name="line.158"></a>
-<span class="sourceLineNo">159</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.159"></a>
-<span class="sourceLineNo">160</span>          + " setting");<a 
name="line.160"></a>
-<span class="sourceLineNo">161</span>      return;<a name="line.161"></a>
-<span class="sourceLineNo">162</span>    }<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    CoordinatedStateManager coordManager 
= new ZkCoordinatedStateManager(rss);<a name="line.163"></a>
-<span class="sourceLineNo">164</span>    this.memberRpcs = coordManager<a 
name="line.164"></a>
-<span class="sourceLineNo">165</span>            
.getProcedureMemberRpcs(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE);<a
 name="line.165"></a>
-<span class="sourceLineNo">166</span><a name="line.166"></a>
-<span class="sourceLineNo">167</span>    // read in the backup handler 
configuration properties<a name="line.167"></a>
-<span class="sourceLineNo">168</span>    Configuration conf = 
rss.getConfiguration();<a name="line.168"></a>
-<span class="sourceLineNo">169</span>    long keepAlive = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.169"></a>
-<span class="sourceLineNo">170</span>    int opThreads = 
conf.getInt(BACKUP_REQUEST_THREADS_KEY, BACKUP_REQUEST_THREADS_DEFAULT);<a 
name="line.170"></a>
-<span class="sourceLineNo">171</span>    // create the actual cohort member<a 
name="line.171"></a>
-<span class="sourceLineNo">172</span>    ThreadPoolExecutor pool =<a 
name="line.172"></a>
-<span class="sourceLineNo">173</span>        
ProcedureMember.defaultPool(rss.getServerName().toString(), opThreads, 
keepAlive);<a name="line.173"></a>
-<span class="sourceLineNo">174</span>    this.member = new 
ProcedureMember(memberRpcs, pool, new BackupSubprocedureBuilder());<a 
name="line.174"></a>
-<span class="sourceLineNo">175</span>  }<a name="line.175"></a>
-<span class="sourceLineNo">176</span><a name="line.176"></a>
-<span class="sourceLineNo">177</span>  @Override<a name="line.177"></a>
-<span class="sourceLineNo">178</span>  public String getProcedureSignature() 
{<a name="line.178"></a>
-<span class="sourceLineNo">179</span>    return "backup-proc";<a 
name="line.179"></a>
-<span class="sourceLineNo">180</span>  }<a name="line.180"></a>
-<span class="sourceLineNo">181</span><a name="line.181"></a>
-<span class="sourceLineNo">182</span>}<a name="line.182"></a>
+<span class="sourceLineNo">055</span>  private static final Logger LOG =<a 
name="line.55"></a>
+<span class="sourceLineNo">056</span>      
LoggerFactory.getLogger(LogRollRegionServerProcedureManager.class);<a 
name="line.56"></a>
+<span class="sourceLineNo">057</span><a name="line.57"></a>
+<span class="sourceLineNo">058</span>  /** Conf key for number of request 
threads to start backup on region servers */<a name="line.58"></a>
+<span class="sourceLineNo">059</span>  public static final String 
BACKUP_REQUEST_THREADS_KEY = "hbase.backup.region.pool.threads";<a 
name="line.59"></a>
+<span class="sourceLineNo">060</span>  /** # of threads for backup work on the 
rs. */<a name="line.60"></a>
+<span class="sourceLineNo">061</span>  public static final int 
BACKUP_REQUEST_THREADS_DEFAULT = 10;<a name="line.61"></a>
+<span class="sourceLineNo">062</span><a name="line.62"></a>
+<span class="sourceLineNo">063</span>  public static final String 
BACKUP_TIMEOUT_MILLIS_KEY = "hbase.backup.timeout";<a name="line.63"></a>
+<span class="sourceLineNo">064</span>  public static final long 
BACKUP_TIMEOUT_MILLIS_DEFAULT = 60000;<a name="line.64"></a>
+<span class="sourceLineNo">065</span><a name="line.65"></a>
+<span class="sourceLineNo">066</span>  /** Conf key for millis between checks 
to see if backup work completed or if there are errors */<a name="line.66"></a>
+<span class="sourceLineNo">067</span>  public static final String 
BACKUP_REQUEST_WAKE_MILLIS_KEY = "hbase.backup.region.wakefrequency";<a 
name="line.67"></a>
+<span class="sourceLineNo">068</span>  /** Default amount of time to check for 
errors while regions finish backup work */<a name="line.68"></a>
+<span class="sourceLineNo">069</span>  private static final long 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT = 500;<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span>  private RegionServerServices rss;<a 
name="line.71"></a>
+<span class="sourceLineNo">072</span>  private ProcedureMemberRpcs 
memberRpcs;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>  private ProcedureMember member;<a 
name="line.73"></a>
+<span class="sourceLineNo">074</span>  private boolean started = false;<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>   * Create a default backup procedure 
manager<a name="line.77"></a>
+<span class="sourceLineNo">078</span>   */<a name="line.78"></a>
+<span class="sourceLineNo">079</span>  public 
LogRollRegionServerProcedureManager() {<a name="line.79"></a>
+<span class="sourceLineNo">080</span>  }<a name="line.80"></a>
+<span class="sourceLineNo">081</span><a name="line.81"></a>
+<span class="sourceLineNo">082</span>  /**<a name="line.82"></a>
+<span class="sourceLineNo">083</span>   * Start accepting backup procedure 
requests.<a name="line.83"></a>
+<span class="sourceLineNo">084</span>   */<a name="line.84"></a>
+<span class="sourceLineNo">085</span>  @Override<a name="line.85"></a>
+<span class="sourceLineNo">086</span>  public void start() {<a 
name="line.86"></a>
+<span class="sourceLineNo">087</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a name="line.87"></a>
+<span class="sourceLineNo">088</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.88"></a>
+<span class="sourceLineNo">089</span>          + " setting");<a 
name="line.89"></a>
+<span class="sourceLineNo">090</span>      return;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>    }<a name="line.91"></a>
+<span class="sourceLineNo">092</span>    
this.memberRpcs.start(rss.getServerName().toString(), member);<a 
name="line.92"></a>
+<span class="sourceLineNo">093</span>    started = true;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>    LOG.info("Started region server 
backup manager.");<a name="line.94"></a>
+<span class="sourceLineNo">095</span>  }<a name="line.95"></a>
+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span>  /**<a name="line.97"></a>
+<span class="sourceLineNo">098</span>   * Close &lt;tt&gt;this&lt;/tt&gt; and 
all running backup procedure tasks<a name="line.98"></a>
+<span class="sourceLineNo">099</span>   * @param force forcefully stop all 
running tasks<a name="line.99"></a>
+<span class="sourceLineNo">100</span>   * @throws IOException exception<a 
name="line.100"></a>
+<span class="sourceLineNo">101</span>   */<a name="line.101"></a>
+<span class="sourceLineNo">102</span>  @Override<a name="line.102"></a>
+<span class="sourceLineNo">103</span>  public void stop(boolean force) throws 
IOException {<a name="line.103"></a>
+<span class="sourceLineNo">104</span>    if (!started) {<a name="line.104"></a>
+<span class="sourceLineNo">105</span>      return;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>    }<a name="line.106"></a>
+<span class="sourceLineNo">107</span>    String mode = force ? "abruptly" : 
"gracefully";<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    LOG.info("Stopping 
RegionServerBackupManager " + mode + ".");<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span>    try {<a name="line.110"></a>
+<span class="sourceLineNo">111</span>      this.member.close();<a 
name="line.111"></a>
+<span class="sourceLineNo">112</span>    } finally {<a name="line.112"></a>
+<span class="sourceLineNo">113</span>      this.memberRpcs.close();<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><a name="line.116"></a>
+<span class="sourceLineNo">117</span>  /**<a name="line.117"></a>
+<span class="sourceLineNo">118</span>   * If in a running state, creates the 
specified subprocedure for handling a backup procedure.<a name="line.118"></a>
+<span class="sourceLineNo">119</span>   * @return Subprocedure to submit to 
the ProcedureMemeber.<a name="line.119"></a>
+<span class="sourceLineNo">120</span>   */<a name="line.120"></a>
+<span class="sourceLineNo">121</span>  public Subprocedure 
buildSubprocedure(byte[] data) {<a name="line.121"></a>
+<span class="sourceLineNo">122</span>    // don't run a backup if the parent 
is stop(ping)<a name="line.122"></a>
+<span class="sourceLineNo">123</span>    if (rss.isStopping() || 
rss.isStopped()) {<a name="line.123"></a>
+<span class="sourceLineNo">124</span>      throw new 
IllegalStateException("Can't start backup procedure on RS: " + 
rss.getServerName()<a name="line.124"></a>
+<span class="sourceLineNo">125</span>          + ", because 
stopping/stopped!");<a name="line.125"></a>
+<span class="sourceLineNo">126</span>    }<a name="line.126"></a>
+<span class="sourceLineNo">127</span><a name="line.127"></a>
+<span class="sourceLineNo">128</span>    LOG.info("Attempting to run a roll 
log procedure for backup.");<a name="line.128"></a>
+<span class="sourceLineNo">129</span>    ForeignExceptionDispatcher 
errorDispatcher = new ForeignExceptionDispatcher();<a name="line.129"></a>
+<span class="sourceLineNo">130</span>    Configuration conf = 
rss.getConfiguration();<a name="line.130"></a>
+<span class="sourceLineNo">131</span>    long timeoutMillis = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.131"></a>
+<span class="sourceLineNo">132</span>    long wakeMillis =<a 
name="line.132"></a>
+<span class="sourceLineNo">133</span>        
conf.getLong(BACKUP_REQUEST_WAKE_MILLIS_KEY, 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT);<a name="line.133"></a>
+<span class="sourceLineNo">134</span><a name="line.134"></a>
+<span class="sourceLineNo">135</span>    LogRollBackupSubprocedurePool 
taskManager =<a name="line.135"></a>
+<span class="sourceLineNo">136</span>        new 
LogRollBackupSubprocedurePool(rss.getServerName().toString(), conf);<a 
name="line.136"></a>
+<span class="sourceLineNo">137</span>    return new 
LogRollBackupSubprocedure(rss, member, errorDispatcher, wakeMillis, 
timeoutMillis,<a name="line.137"></a>
+<span class="sourceLineNo">138</span>        taskManager, data);<a 
name="line.138"></a>
+<span class="sourceLineNo">139</span>  }<a name="line.139"></a>
+<span class="sourceLineNo">140</span><a name="line.140"></a>
+<span class="sourceLineNo">141</span>  /**<a name="line.141"></a>
+<span class="sourceLineNo">142</span>   * Build the actual backup procedure 
runner that will do all the 'hard' work<a name="line.142"></a>
+<span class="sourceLineNo">143</span>   */<a name="line.143"></a>
+<span class="sourceLineNo">144</span>  public class BackupSubprocedureBuilder 
implements SubprocedureFactory {<a name="line.144"></a>
+<span class="sourceLineNo">145</span>    @Override<a name="line.145"></a>
+<span class="sourceLineNo">146</span>    public Subprocedure 
buildSubprocedure(String name, byte[] data) {<a name="line.146"></a>
+<span class="sourceLineNo">147</span>      return 
LogRollRegionServerProcedureManager.this.buildSubprocedure(data);<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>  @Override<a name="line.151"></a>
+<span class="sourceLineNo">152</span>  public void 
initialize(RegionServerServices rss) throws KeeperException {<a 
name="line.152"></a>
+<span class="sourceLineNo">153</span>    this.rss = rss;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a 
name="line.154"></a>
+<span class="sourceLineNo">155</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.155"></a>
+<span class="sourceLineNo">156</span>          + " setting");<a 
name="line.156"></a>
+<span class="sourceLineNo">157</span>      return;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>    }<a name="line.158"></a>
+<span class="sourceLineNo">159</span>    CoordinatedStateManager coordManager 
= new ZkCoordinatedStateManager(rss);<a name="line.159"></a>
+<span class="sourceLineNo">160</span>    this.memberRpcs = coordManager<a 
name="line.160"></a>
+<span class="sourceLineNo">161</span>            
.getProcedureMemberRpcs(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE);<a
 name="line.161"></a>
+<span class="sourceLineNo">162</span><a name="line.162"></a>
+<span class="sourceLineNo">163</span>    // read in the backup handler 
configuration properties<a name="line.163"></a>
+<span class="sourceLineNo">164</span>    Configuration conf = 
rss.getConfiguration();<a name="line.164"></a>
+<span class="sourceLineNo">165</span>    long keepAlive = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.165"></a>
+<span class="sourceLineNo">166</span>    int opThreads = 
conf.getInt(BACKUP_REQUEST_THREADS_KEY, BACKUP_REQUEST_THREADS_DEFAULT);<a 
name="line.166"></a>
+<span class="sourceLineNo">167</span>    // create the actual cohort member<a 
name="line.167"></a>
+<span class="sourceLineNo">168</span>    ThreadPoolExecutor pool =<a 
name="line.168"></a>
+<span class="sourceLineNo">169</span>        
ProcedureMember.defaultPool(rss.getServerName().toString(), opThreads, 
keepAlive);<a name="line.169"></a>
+<span class="sourceLineNo">170</span>    this.member = new 
ProcedureMember(memberRpcs, pool, new BackupSubprocedureBuilder());<a 
name="line.170"></a>
+<span class="sourceLineNo">171</span>  }<a name="line.171"></a>
+<span class="sourceLineNo">172</span><a name="line.172"></a>
+<span class="sourceLineNo">173</span>  @Override<a name="line.173"></a>
+<span class="sourceLineNo">174</span>  public String getProcedureSignature() 
{<a name="line.174"></a>
+<span class="sourceLineNo">175</span>    return "backup-proc";<a 
name="line.175"></a>
+<span class="sourceLineNo">176</span>  }<a name="line.176"></a>
+<span class="sourceLineNo">177</span>}<a name="line.177"></a>
 
 
 

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/aa7ffc92/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.html
index 2d7a3e0..2c2ce10 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.html
@@ -35,14 +35,14 @@
 <span class="sourceLineNo">027</span>import 
org.apache.hadoop.hbase.backup.impl.BackupManager;<a name="line.27"></a>
 <span class="sourceLineNo">028</span>import 
org.apache.hadoop.hbase.backup.master.LogRollMasterProcedureManager;<a 
name="line.28"></a>
 <span class="sourceLineNo">029</span>import 
org.apache.hadoop.hbase.coordination.ZkCoordinatedStateManager;<a 
name="line.29"></a>
-<span class="sourceLineNo">030</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import 
org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a 
name="line.31"></a>
-<span class="sourceLineNo">032</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMember;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMemberRpcs;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.procedure.RegionServerProcedureManager;<a 
name="line.34"></a>
-<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.procedure.Subprocedure;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.procedure.SubprocedureFactory;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import 
org.apache.hadoop.hbase.regionserver.RegionServerServices;<a name="line.37"></a>
+<span class="sourceLineNo">030</span>import 
org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a 
name="line.30"></a>
+<span class="sourceLineNo">031</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMember;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import 
org.apache.hadoop.hbase.procedure.ProcedureMemberRpcs;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.procedure.RegionServerProcedureManager;<a 
name="line.33"></a>
+<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.procedure.Subprocedure;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.procedure.SubprocedureFactory;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.regionserver.RegionServerServices;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.37"></a>
 <span class="sourceLineNo">038</span>import 
org.apache.zookeeper.KeeperException;<a name="line.38"></a>
 <span class="sourceLineNo">039</span>import org.slf4j.Logger;<a 
name="line.39"></a>
 <span class="sourceLineNo">040</span>import org.slf4j.LoggerFactory;<a 
name="line.40"></a>
@@ -60,134 +60,129 @@
 <span class="sourceLineNo">052</span> */<a name="line.52"></a>
 <span class="sourceLineNo">053</span>@InterfaceAudience.Private<a 
name="line.53"></a>
 <span class="sourceLineNo">054</span>public class 
LogRollRegionServerProcedureManager extends RegionServerProcedureManager {<a 
name="line.54"></a>
-<span class="sourceLineNo">055</span><a name="line.55"></a>
-<span class="sourceLineNo">056</span>  private static final Logger LOG =<a 
name="line.56"></a>
-<span class="sourceLineNo">057</span>      
LoggerFactory.getLogger(LogRollRegionServerProcedureManager.class);<a 
name="line.57"></a>
-<span class="sourceLineNo">058</span><a name="line.58"></a>
-<span class="sourceLineNo">059</span>  /** Conf key for number of request 
threads to start backup on region servers */<a name="line.59"></a>
-<span class="sourceLineNo">060</span>  public static final String 
BACKUP_REQUEST_THREADS_KEY = "hbase.backup.region.pool.threads";<a 
name="line.60"></a>
-<span class="sourceLineNo">061</span>  /** # of threads for backup work on the 
rs. */<a name="line.61"></a>
-<span class="sourceLineNo">062</span>  public static final int 
BACKUP_REQUEST_THREADS_DEFAULT = 10;<a name="line.62"></a>
-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span>  public static final String 
BACKUP_TIMEOUT_MILLIS_KEY = "hbase.backup.timeout";<a name="line.64"></a>
-<span class="sourceLineNo">065</span>  public static final long 
BACKUP_TIMEOUT_MILLIS_DEFAULT = 60000;<a name="line.65"></a>
-<span class="sourceLineNo">066</span><a name="line.66"></a>
-<span class="sourceLineNo">067</span>  /** Conf key for millis between checks 
to see if backup work completed or if there are errors */<a name="line.67"></a>
-<span class="sourceLineNo">068</span>  public static final String 
BACKUP_REQUEST_WAKE_MILLIS_KEY = "hbase.backup.region.wakefrequency";<a 
name="line.68"></a>
-<span class="sourceLineNo">069</span>  /** Default amount of time to check for 
errors while regions finish backup work */<a name="line.69"></a>
-<span class="sourceLineNo">070</span>  private static final long 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT = 500;<a name="line.70"></a>
-<span class="sourceLineNo">071</span><a name="line.71"></a>
-<span class="sourceLineNo">072</span>  private RegionServerServices rss;<a 
name="line.72"></a>
-<span class="sourceLineNo">073</span>  private ProcedureMemberRpcs 
memberRpcs;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>  private ProcedureMember member;<a 
name="line.74"></a>
-<span class="sourceLineNo">075</span>  private boolean started = false;<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>   * Create a default backup procedure 
manager<a name="line.78"></a>
-<span class="sourceLineNo">079</span>   */<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  public 
LogRollRegionServerProcedureManager() {<a name="line.80"></a>
-<span class="sourceLineNo">081</span>  }<a name="line.81"></a>
-<span class="sourceLineNo">082</span><a name="line.82"></a>
-<span class="sourceLineNo">083</span>  /**<a name="line.83"></a>
-<span class="sourceLineNo">084</span>   * Start accepting backup procedure 
requests.<a name="line.84"></a>
-<span class="sourceLineNo">085</span>   */<a name="line.85"></a>
-<span class="sourceLineNo">086</span>  @Override<a name="line.86"></a>
-<span class="sourceLineNo">087</span>  public void start() {<a 
name="line.87"></a>
-<span class="sourceLineNo">088</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a name="line.88"></a>
-<span class="sourceLineNo">089</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.89"></a>
-<span class="sourceLineNo">090</span>          + " setting");<a 
name="line.90"></a>
-<span class="sourceLineNo">091</span>      return;<a name="line.91"></a>
-<span class="sourceLineNo">092</span>    }<a name="line.92"></a>
-<span class="sourceLineNo">093</span>    
this.memberRpcs.start(rss.getServerName().toString(), member);<a 
name="line.93"></a>
-<span class="sourceLineNo">094</span>    started = true;<a name="line.94"></a>
-<span class="sourceLineNo">095</span>    LOG.info("Started region server 
backup manager.");<a name="line.95"></a>
-<span class="sourceLineNo">096</span>  }<a name="line.96"></a>
-<span class="sourceLineNo">097</span><a name="line.97"></a>
-<span class="sourceLineNo">098</span>  /**<a name="line.98"></a>
-<span class="sourceLineNo">099</span>   * Close &lt;tt&gt;this&lt;/tt&gt; and 
all running backup procedure tasks<a name="line.99"></a>
-<span class="sourceLineNo">100</span>   * @param force forcefully stop all 
running tasks<a name="line.100"></a>
-<span class="sourceLineNo">101</span>   * @throws IOException exception<a 
name="line.101"></a>
-<span class="sourceLineNo">102</span>   */<a name="line.102"></a>
-<span class="sourceLineNo">103</span>  @Override<a name="line.103"></a>
-<span class="sourceLineNo">104</span>  public void stop(boolean force) throws 
IOException {<a name="line.104"></a>
-<span class="sourceLineNo">105</span>    if (!started) {<a name="line.105"></a>
-<span class="sourceLineNo">106</span>      return;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>    }<a name="line.107"></a>
-<span class="sourceLineNo">108</span>    String mode = force ? "abruptly" : 
"gracefully";<a name="line.108"></a>
-<span class="sourceLineNo">109</span>    LOG.info("Stopping 
RegionServerBackupManager " + mode + ".");<a name="line.109"></a>
-<span class="sourceLineNo">110</span><a name="line.110"></a>
-<span class="sourceLineNo">111</span>    try {<a name="line.111"></a>
-<span class="sourceLineNo">112</span>      this.member.close();<a 
name="line.112"></a>
-<span class="sourceLineNo">113</span>    } finally {<a name="line.113"></a>
-<span class="sourceLineNo">114</span>      this.memberRpcs.close();<a 
name="line.114"></a>
-<span class="sourceLineNo">115</span>    }<a name="line.115"></a>
-<span class="sourceLineNo">116</span>  }<a name="line.116"></a>
-<span class="sourceLineNo">117</span><a name="line.117"></a>
-<span class="sourceLineNo">118</span>  /**<a name="line.118"></a>
-<span class="sourceLineNo">119</span>   * If in a running state, creates the 
specified subprocedure for handling a backup procedure.<a name="line.119"></a>
-<span class="sourceLineNo">120</span>   * @return Subprocedure to submit to 
the ProcedureMemeber.<a name="line.120"></a>
-<span class="sourceLineNo">121</span>   */<a name="line.121"></a>
-<span class="sourceLineNo">122</span>  public Subprocedure 
buildSubprocedure(byte[] data) {<a name="line.122"></a>
-<span class="sourceLineNo">123</span><a name="line.123"></a>
-<span class="sourceLineNo">124</span>    // don't run a backup if the parent 
is stop(ping)<a name="line.124"></a>
-<span class="sourceLineNo">125</span>    if (rss.isStopping() || 
rss.isStopped()) {<a name="line.125"></a>
-<span class="sourceLineNo">126</span>      throw new 
IllegalStateException("Can't start backup procedure on RS: " + 
rss.getServerName()<a name="line.126"></a>
-<span class="sourceLineNo">127</span>          + ", because 
stopping/stopped!");<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>    LOG.info("Attempting to run a roll 
log procedure for backup.");<a name="line.130"></a>
-<span class="sourceLineNo">131</span>    ForeignExceptionDispatcher 
errorDispatcher = new ForeignExceptionDispatcher();<a name="line.131"></a>
-<span class="sourceLineNo">132</span>    Configuration conf = 
rss.getConfiguration();<a name="line.132"></a>
-<span class="sourceLineNo">133</span>    long timeoutMillis = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.133"></a>
-<span class="sourceLineNo">134</span>    long wakeMillis =<a 
name="line.134"></a>
-<span class="sourceLineNo">135</span>        
conf.getLong(BACKUP_REQUEST_WAKE_MILLIS_KEY, 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT);<a name="line.135"></a>
-<span class="sourceLineNo">136</span><a name="line.136"></a>
-<span class="sourceLineNo">137</span>    LogRollBackupSubprocedurePool 
taskManager =<a name="line.137"></a>
-<span class="sourceLineNo">138</span>        new 
LogRollBackupSubprocedurePool(rss.getServerName().toString(), conf);<a 
name="line.138"></a>
-<span class="sourceLineNo">139</span>    return new 
LogRollBackupSubprocedure(rss, member, errorDispatcher, wakeMillis, 
timeoutMillis,<a name="line.139"></a>
-<span class="sourceLineNo">140</span>        taskManager, data);<a 
name="line.140"></a>
-<span class="sourceLineNo">141</span><a name="line.141"></a>
-<span class="sourceLineNo">142</span>  }<a name="line.142"></a>
-<span class="sourceLineNo">143</span><a name="line.143"></a>
-<span class="sourceLineNo">144</span>  /**<a name="line.144"></a>
-<span class="sourceLineNo">145</span>   * Build the actual backup procedure 
runner that will do all the 'hard' work<a name="line.145"></a>
-<span class="sourceLineNo">146</span>   */<a name="line.146"></a>
-<span class="sourceLineNo">147</span>  public class BackupSubprocedureBuilder 
implements SubprocedureFactory {<a name="line.147"></a>
-<span class="sourceLineNo">148</span><a name="line.148"></a>
-<span class="sourceLineNo">149</span>    @Override<a name="line.149"></a>
-<span class="sourceLineNo">150</span>    public Subprocedure 
buildSubprocedure(String name, byte[] data) {<a name="line.150"></a>
-<span class="sourceLineNo">151</span>      return 
LogRollRegionServerProcedureManager.this.buildSubprocedure(data);<a 
name="line.151"></a>
-<span class="sourceLineNo">152</span>    }<a name="line.152"></a>
-<span class="sourceLineNo">153</span>  }<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>  @Override<a name="line.155"></a>
-<span class="sourceLineNo">156</span>  public void 
initialize(RegionServerServices rss) throws KeeperException {<a 
name="line.156"></a>
-<span class="sourceLineNo">157</span>    this.rss = rss;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a 
name="line.158"></a>
-<span class="sourceLineNo">159</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.159"></a>
-<span class="sourceLineNo">160</span>          + " setting");<a 
name="line.160"></a>
-<span class="sourceLineNo">161</span>      return;<a name="line.161"></a>
-<span class="sourceLineNo">162</span>    }<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    CoordinatedStateManager coordManager 
= new ZkCoordinatedStateManager(rss);<a name="line.163"></a>
-<span class="sourceLineNo">164</span>    this.memberRpcs = coordManager<a 
name="line.164"></a>
-<span class="sourceLineNo">165</span>            
.getProcedureMemberRpcs(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE);<a
 name="line.165"></a>
-<span class="sourceLineNo">166</span><a name="line.166"></a>
-<span class="sourceLineNo">167</span>    // read in the backup handler 
configuration properties<a name="line.167"></a>
-<span class="sourceLineNo">168</span>    Configuration conf = 
rss.getConfiguration();<a name="line.168"></a>
-<span class="sourceLineNo">169</span>    long keepAlive = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.169"></a>
-<span class="sourceLineNo">170</span>    int opThreads = 
conf.getInt(BACKUP_REQUEST_THREADS_KEY, BACKUP_REQUEST_THREADS_DEFAULT);<a 
name="line.170"></a>
-<span class="sourceLineNo">171</span>    // create the actual cohort member<a 
name="line.171"></a>
-<span class="sourceLineNo">172</span>    ThreadPoolExecutor pool =<a 
name="line.172"></a>
-<span class="sourceLineNo">173</span>        
ProcedureMember.defaultPool(rss.getServerName().toString(), opThreads, 
keepAlive);<a name="line.173"></a>
-<span class="sourceLineNo">174</span>    this.member = new 
ProcedureMember(memberRpcs, pool, new BackupSubprocedureBuilder());<a 
name="line.174"></a>
-<span class="sourceLineNo">175</span>  }<a name="line.175"></a>
-<span class="sourceLineNo">176</span><a name="line.176"></a>
-<span class="sourceLineNo">177</span>  @Override<a name="line.177"></a>
-<span class="sourceLineNo">178</span>  public String getProcedureSignature() 
{<a name="line.178"></a>
-<span class="sourceLineNo">179</span>    return "backup-proc";<a 
name="line.179"></a>
-<span class="sourceLineNo">180</span>  }<a name="line.180"></a>
-<span class="sourceLineNo">181</span><a name="line.181"></a>
-<span class="sourceLineNo">182</span>}<a name="line.182"></a>
+<span class="sourceLineNo">055</span>  private static final Logger LOG =<a 
name="line.55"></a>
+<span class="sourceLineNo">056</span>      
LoggerFactory.getLogger(LogRollRegionServerProcedureManager.class);<a 
name="line.56"></a>
+<span class="sourceLineNo">057</span><a name="line.57"></a>
+<span class="sourceLineNo">058</span>  /** Conf key for number of request 
threads to start backup on region servers */<a name="line.58"></a>
+<span class="sourceLineNo">059</span>  public static final String 
BACKUP_REQUEST_THREADS_KEY = "hbase.backup.region.pool.threads";<a 
name="line.59"></a>
+<span class="sourceLineNo">060</span>  /** # of threads for backup work on the 
rs. */<a name="line.60"></a>
+<span class="sourceLineNo">061</span>  public static final int 
BACKUP_REQUEST_THREADS_DEFAULT = 10;<a name="line.61"></a>
+<span class="sourceLineNo">062</span><a name="line.62"></a>
+<span class="sourceLineNo">063</span>  public static final String 
BACKUP_TIMEOUT_MILLIS_KEY = "hbase.backup.timeout";<a name="line.63"></a>
+<span class="sourceLineNo">064</span>  public static final long 
BACKUP_TIMEOUT_MILLIS_DEFAULT = 60000;<a name="line.64"></a>
+<span class="sourceLineNo">065</span><a name="line.65"></a>
+<span class="sourceLineNo">066</span>  /** Conf key for millis between checks 
to see if backup work completed or if there are errors */<a name="line.66"></a>
+<span class="sourceLineNo">067</span>  public static final String 
BACKUP_REQUEST_WAKE_MILLIS_KEY = "hbase.backup.region.wakefrequency";<a 
name="line.67"></a>
+<span class="sourceLineNo">068</span>  /** Default amount of time to check for 
errors while regions finish backup work */<a name="line.68"></a>
+<span class="sourceLineNo">069</span>  private static final long 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT = 500;<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span>  private RegionServerServices rss;<a 
name="line.71"></a>
+<span class="sourceLineNo">072</span>  private ProcedureMemberRpcs 
memberRpcs;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>  private ProcedureMember member;<a 
name="line.73"></a>
+<span class="sourceLineNo">074</span>  private boolean started = false;<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>   * Create a default backup procedure 
manager<a name="line.77"></a>
+<span class="sourceLineNo">078</span>   */<a name="line.78"></a>
+<span class="sourceLineNo">079</span>  public 
LogRollRegionServerProcedureManager() {<a name="line.79"></a>
+<span class="sourceLineNo">080</span>  }<a name="line.80"></a>
+<span class="sourceLineNo">081</span><a name="line.81"></a>
+<span class="sourceLineNo">082</span>  /**<a name="line.82"></a>
+<span class="sourceLineNo">083</span>   * Start accepting backup procedure 
requests.<a name="line.83"></a>
+<span class="sourceLineNo">084</span>   */<a name="line.84"></a>
+<span class="sourceLineNo">085</span>  @Override<a name="line.85"></a>
+<span class="sourceLineNo">086</span>  public void start() {<a 
name="line.86"></a>
+<span class="sourceLineNo">087</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a name="line.87"></a>
+<span class="sourceLineNo">088</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.88"></a>
+<span class="sourceLineNo">089</span>          + " setting");<a 
name="line.89"></a>
+<span class="sourceLineNo">090</span>      return;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>    }<a name="line.91"></a>
+<span class="sourceLineNo">092</span>    
this.memberRpcs.start(rss.getServerName().toString(), member);<a 
name="line.92"></a>
+<span class="sourceLineNo">093</span>    started = true;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>    LOG.info("Started region server 
backup manager.");<a name="line.94"></a>
+<span class="sourceLineNo">095</span>  }<a name="line.95"></a>
+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span>  /**<a name="line.97"></a>
+<span class="sourceLineNo">098</span>   * Close &lt;tt&gt;this&lt;/tt&gt; and 
all running backup procedure tasks<a name="line.98"></a>
+<span class="sourceLineNo">099</span>   * @param force forcefully stop all 
running tasks<a name="line.99"></a>
+<span class="sourceLineNo">100</span>   * @throws IOException exception<a 
name="line.100"></a>
+<span class="sourceLineNo">101</span>   */<a name="line.101"></a>
+<span class="sourceLineNo">102</span>  @Override<a name="line.102"></a>
+<span class="sourceLineNo">103</span>  public void stop(boolean force) throws 
IOException {<a name="line.103"></a>
+<span class="sourceLineNo">104</span>    if (!started) {<a name="line.104"></a>
+<span class="sourceLineNo">105</span>      return;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>    }<a name="line.106"></a>
+<span class="sourceLineNo">107</span>    String mode = force ? "abruptly" : 
"gracefully";<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    LOG.info("Stopping 
RegionServerBackupManager " + mode + ".");<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span>    try {<a name="line.110"></a>
+<span class="sourceLineNo">111</span>      this.member.close();<a 
name="line.111"></a>
+<span class="sourceLineNo">112</span>    } finally {<a name="line.112"></a>
+<span class="sourceLineNo">113</span>      this.memberRpcs.close();<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><a name="line.116"></a>
+<span class="sourceLineNo">117</span>  /**<a name="line.117"></a>
+<span class="sourceLineNo">118</span>   * If in a running state, creates the 
specified subprocedure for handling a backup procedure.<a name="line.118"></a>
+<span class="sourceLineNo">119</span>   * @return Subprocedure to submit to 
the ProcedureMemeber.<a name="line.119"></a>
+<span class="sourceLineNo">120</span>   */<a name="line.120"></a>
+<span class="sourceLineNo">121</span>  public Subprocedure 
buildSubprocedure(byte[] data) {<a name="line.121"></a>
+<span class="sourceLineNo">122</span>    // don't run a backup if the parent 
is stop(ping)<a name="line.122"></a>
+<span class="sourceLineNo">123</span>    if (rss.isStopping() || 
rss.isStopped()) {<a name="line.123"></a>
+<span class="sourceLineNo">124</span>      throw new 
IllegalStateException("Can't start backup procedure on RS: " + 
rss.getServerName()<a name="line.124"></a>
+<span class="sourceLineNo">125</span>          + ", because 
stopping/stopped!");<a name="line.125"></a>
+<span class="sourceLineNo">126</span>    }<a name="line.126"></a>
+<span class="sourceLineNo">127</span><a name="line.127"></a>
+<span class="sourceLineNo">128</span>    LOG.info("Attempting to run a roll 
log procedure for backup.");<a name="line.128"></a>
+<span class="sourceLineNo">129</span>    ForeignExceptionDispatcher 
errorDispatcher = new ForeignExceptionDispatcher();<a name="line.129"></a>
+<span class="sourceLineNo">130</span>    Configuration conf = 
rss.getConfiguration();<a name="line.130"></a>
+<span class="sourceLineNo">131</span>    long timeoutMillis = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.131"></a>
+<span class="sourceLineNo">132</span>    long wakeMillis =<a 
name="line.132"></a>
+<span class="sourceLineNo">133</span>        
conf.getLong(BACKUP_REQUEST_WAKE_MILLIS_KEY, 
BACKUP_REQUEST_WAKE_MILLIS_DEFAULT);<a name="line.133"></a>
+<span class="sourceLineNo">134</span><a name="line.134"></a>
+<span class="sourceLineNo">135</span>    LogRollBackupSubprocedurePool 
taskManager =<a name="line.135"></a>
+<span class="sourceLineNo">136</span>        new 
LogRollBackupSubprocedurePool(rss.getServerName().toString(), conf);<a 
name="line.136"></a>
+<span class="sourceLineNo">137</span>    return new 
LogRollBackupSubprocedure(rss, member, errorDispatcher, wakeMillis, 
timeoutMillis,<a name="line.137"></a>
+<span class="sourceLineNo">138</span>        taskManager, data);<a 
name="line.138"></a>
+<span class="sourceLineNo">139</span>  }<a name="line.139"></a>
+<span class="sourceLineNo">140</span><a name="line.140"></a>
+<span class="sourceLineNo">141</span>  /**<a name="line.141"></a>
+<span class="sourceLineNo">142</span>   * Build the actual backup procedure 
runner that will do all the 'hard' work<a name="line.142"></a>
+<span class="sourceLineNo">143</span>   */<a name="line.143"></a>
+<span class="sourceLineNo">144</span>  public class BackupSubprocedureBuilder 
implements SubprocedureFactory {<a name="line.144"></a>
+<span class="sourceLineNo">145</span>    @Override<a name="line.145"></a>
+<span class="sourceLineNo">146</span>    public Subprocedure 
buildSubprocedure(String name, byte[] data) {<a name="line.146"></a>
+<span class="sourceLineNo">147</span>      return 
LogRollRegionServerProcedureManager.this.buildSubprocedure(data);<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>  @Override<a name="line.151"></a>
+<span class="sourceLineNo">152</span>  public void 
initialize(RegionServerServices rss) throws KeeperException {<a 
name="line.152"></a>
+<span class="sourceLineNo">153</span>    this.rss = rss;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>    if 
(!BackupManager.isBackupEnabled(rss.getConfiguration())) {<a 
name="line.154"></a>
+<span class="sourceLineNo">155</span>      LOG.warn("Backup is not enabled. 
Check your " + BackupRestoreConstants.BACKUP_ENABLE_KEY<a name="line.155"></a>
+<span class="sourceLineNo">156</span>          + " setting");<a 
name="line.156"></a>
+<span class="sourceLineNo">157</span>      return;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>    }<a name="line.158"></a>
+<span class="sourceLineNo">159</span>    CoordinatedStateManager coordManager 
= new ZkCoordinatedStateManager(rss);<a name="line.159"></a>
+<span class="sourceLineNo">160</span>    this.memberRpcs = coordManager<a 
name="line.160"></a>
+<span class="sourceLineNo">161</span>            
.getProcedureMemberRpcs(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE);<a
 name="line.161"></a>
+<span class="sourceLineNo">162</span><a name="line.162"></a>
+<span class="sourceLineNo">163</span>    // read in the backup handler 
configuration properties<a name="line.163"></a>
+<span class="sourceLineNo">164</span>    Configuration conf = 
rss.getConfiguration();<a name="line.164"></a>
+<span class="sourceLineNo">165</span>    long keepAlive = 
conf.getLong(BACKUP_TIMEOUT_MILLIS_KEY, BACKUP_TIMEOUT_MILLIS_DEFAULT);<a 
name="line.165"></a>
+<span class="sourceLineNo">166</span>    int opThreads = 
conf.getInt(BACKUP_REQUEST_THREADS_KEY, BACKUP_REQUEST_THREADS_DEFAULT);<a 
name="line.166"></a>
+<span class="sourceLineNo">167</span>    // create the actual cohort member<a 
name="line.167"></a>
+<span class="sourceLineNo">168</span>    ThreadPoolExecutor pool =<a 
name="line.168"></a>
+<span class="sourceLineNo">169</span>        
ProcedureMember.defaultPool(rss.getServerName().toString(), opThreads, 
keepAlive);<a name="line.169"></a>
+<span class="sourceLineNo">170</span>    this.member = new 
ProcedureMember(memberRpcs, pool, new BackupSubprocedureBuilder());<a 
name="line.170"></a>
+<span class="sourceLineNo">171</span>  }<a name="line.171"></a>
+<span class="sourceLineNo">172</span><a name="line.172"></a>
+<span class="sourceLineNo">173</span>  @Override<a name="line.173"></a>
+<span class="sourceLineNo">174</span>  public String getProcedureSignature() 
{<a name="line.174"></a>
+<span class="sourceLineNo">175</span>    return "backup-proc";<a 
name="line.175"></a>
+<span class="sourceLineNo">176</span>  }<a name="line.176"></a>
+<span class="sourceLineNo">177</span>}<a name="line.177"></a>

Reply via email to