http://git-wip-us.apache.org/repos/asf/hbase-site/blob/37cf49a6/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html index c9ef545..85e5dcc 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html @@ -42,160 +42,163 @@ <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.master.assignment.RegionStateNode;<a name="line.34"></a> <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.procedure2.StateMachineProcedure;<a name="line.35"></a> <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.security.User;<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><a name="line.38"></a> -<span class="sourceLineNo">039</span>/**<a name="line.39"></a> -<span class="sourceLineNo">040</span> * Base class for all the Table procedures that want to use a StateMachineProcedure.<a name="line.40"></a> -<span class="sourceLineNo">041</span> * It provides helpers like basic locking, sync latch, and toStringClassDetails().<a name="line.41"></a> -<span class="sourceLineNo">042</span> */<a name="line.42"></a> -<span class="sourceLineNo">043</span>@InterfaceAudience.Private<a name="line.43"></a> -<span class="sourceLineNo">044</span>public abstract class AbstractStateMachineTableProcedure<TState><a name="line.44"></a> -<span class="sourceLineNo">045</span> extends StateMachineProcedure<MasterProcedureEnv, TState><a name="line.45"></a> -<span class="sourceLineNo">046</span> implements TableProcedureInterface {<a name="line.46"></a> -<span class="sourceLineNo">047</span><a name="line.47"></a> -<span class="sourceLineNo">048</span> // used for compatibility with old clients<a name="line.48"></a> -<span class="sourceLineNo">049</span> private final ProcedurePrepareLatch syncLatch;<a name="line.49"></a> -<span class="sourceLineNo">050</span><a name="line.50"></a> -<span class="sourceLineNo">051</span> private User user;<a name="line.51"></a> -<span class="sourceLineNo">052</span><a name="line.52"></a> -<span class="sourceLineNo">053</span> protected AbstractStateMachineTableProcedure() {<a name="line.53"></a> -<span class="sourceLineNo">054</span> // Required by the Procedure framework to create the procedure on replay<a name="line.54"></a> -<span class="sourceLineNo">055</span> syncLatch = null;<a name="line.55"></a> -<span class="sourceLineNo">056</span> }<a name="line.56"></a> -<span class="sourceLineNo">057</span><a name="line.57"></a> -<span class="sourceLineNo">058</span> protected AbstractStateMachineTableProcedure(final MasterProcedureEnv env) {<a name="line.58"></a> -<span class="sourceLineNo">059</span> this(env, null);<a name="line.59"></a> -<span class="sourceLineNo">060</span> }<a name="line.60"></a> -<span class="sourceLineNo">061</span><a name="line.61"></a> -<span class="sourceLineNo">062</span> /**<a name="line.62"></a> -<span class="sourceLineNo">063</span> * @param env Uses this to set Procedure Owner at least.<a name="line.63"></a> -<span class="sourceLineNo">064</span> */<a name="line.64"></a> -<span class="sourceLineNo">065</span> protected AbstractStateMachineTableProcedure(final MasterProcedureEnv env,<a name="line.65"></a> -<span class="sourceLineNo">066</span> final ProcedurePrepareLatch latch) {<a name="line.66"></a> -<span class="sourceLineNo">067</span> if (env != null) {<a name="line.67"></a> -<span class="sourceLineNo">068</span> this.user = env.getRequestUser();<a name="line.68"></a> -<span class="sourceLineNo">069</span> this.setOwner(user);<a name="line.69"></a> -<span class="sourceLineNo">070</span> }<a name="line.70"></a> -<span class="sourceLineNo">071</span> // used for compatibility with clients without procedures<a name="line.71"></a> -<span class="sourceLineNo">072</span> // they need a sync TableExistsException, TableNotFoundException, TableNotDisabledException, ...<a name="line.72"></a> -<span class="sourceLineNo">073</span> this.syncLatch = latch;<a name="line.73"></a> -<span class="sourceLineNo">074</span> }<a name="line.74"></a> -<span class="sourceLineNo">075</span><a name="line.75"></a> -<span class="sourceLineNo">076</span> @Override<a name="line.76"></a> -<span class="sourceLineNo">077</span> public abstract TableName getTableName();<a name="line.77"></a> -<span class="sourceLineNo">078</span><a name="line.78"></a> -<span class="sourceLineNo">079</span> @Override<a name="line.79"></a> -<span class="sourceLineNo">080</span> public abstract TableOperationType getTableOperationType();<a name="line.80"></a> -<span class="sourceLineNo">081</span><a name="line.81"></a> -<span class="sourceLineNo">082</span> @Override<a name="line.82"></a> -<span class="sourceLineNo">083</span> public void toStringClassDetails(final StringBuilder sb) {<a name="line.83"></a> -<span class="sourceLineNo">084</span> sb.append(getClass().getSimpleName());<a name="line.84"></a> -<span class="sourceLineNo">085</span> sb.append(" table=");<a name="line.85"></a> -<span class="sourceLineNo">086</span> sb.append(getTableName());<a name="line.86"></a> -<span class="sourceLineNo">087</span> }<a name="line.87"></a> -<span class="sourceLineNo">088</span><a name="line.88"></a> -<span class="sourceLineNo">089</span> @Override<a name="line.89"></a> -<span class="sourceLineNo">090</span> protected boolean waitInitialized(MasterProcedureEnv env) {<a name="line.90"></a> -<span class="sourceLineNo">091</span> return env.waitInitialized(this);<a name="line.91"></a> -<span class="sourceLineNo">092</span> }<a name="line.92"></a> -<span class="sourceLineNo">093</span><a name="line.93"></a> -<span class="sourceLineNo">094</span> @Override<a name="line.94"></a> -<span class="sourceLineNo">095</span> protected LockState acquireLock(final MasterProcedureEnv env) {<a name="line.95"></a> -<span class="sourceLineNo">096</span> if (env.getProcedureScheduler().waitTableExclusiveLock(this, getTableName())) {<a name="line.96"></a> -<span class="sourceLineNo">097</span> return LockState.LOCK_EVENT_WAIT;<a name="line.97"></a> -<span class="sourceLineNo">098</span> }<a name="line.98"></a> -<span class="sourceLineNo">099</span> return LockState.LOCK_ACQUIRED;<a name="line.99"></a> -<span class="sourceLineNo">100</span> }<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> protected void releaseLock(final MasterProcedureEnv env) {<a name="line.103"></a> -<span class="sourceLineNo">104</span> env.getProcedureScheduler().wakeTableExclusiveLock(this, getTableName());<a name="line.104"></a> -<span class="sourceLineNo">105</span> }<a name="line.105"></a> -<span class="sourceLineNo">106</span><a name="line.106"></a> -<span class="sourceLineNo">107</span> protected User getUser() {<a name="line.107"></a> -<span class="sourceLineNo">108</span> return user;<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> protected void setUser(final User user) {<a name="line.111"></a> -<span class="sourceLineNo">112</span> this.user = user;<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> protected void releaseSyncLatch() {<a name="line.115"></a> -<span class="sourceLineNo">116</span> ProcedurePrepareLatch.releaseLatch(syncLatch, this);<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> /**<a name="line.119"></a> -<span class="sourceLineNo">120</span> * Check whether a table is modifiable - exists and either offline or online with config set<a name="line.120"></a> -<span class="sourceLineNo">121</span> * @param env MasterProcedureEnv<a name="line.121"></a> -<span class="sourceLineNo">122</span> * @throws IOException<a name="line.122"></a> -<span class="sourceLineNo">123</span> */<a name="line.123"></a> -<span class="sourceLineNo">124</span> protected void checkTableModifiable(final MasterProcedureEnv env) throws IOException {<a name="line.124"></a> -<span class="sourceLineNo">125</span> // Checks whether the table exists<a name="line.125"></a> -<span class="sourceLineNo">126</span> if (!MetaTableAccessor.tableExists(env.getMasterServices().getConnection(), getTableName())) {<a name="line.126"></a> -<span class="sourceLineNo">127</span> throw new TableNotFoundException(getTableName());<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><a name="line.130"></a> -<span class="sourceLineNo">131</span> protected final Path getRegionDir(MasterProcedureEnv env, RegionInfo region) throws IOException {<a name="line.131"></a> -<span class="sourceLineNo">132</span> return env.getMasterServices().getMasterFileSystem().getRegionDir(region);<a name="line.132"></a> -<span class="sourceLineNo">133</span> }<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> * Check that cluster is up and master is running. Check table is modifiable.<a name="line.136"></a> -<span class="sourceLineNo">137</span> * If <code>enabled</code>, check table is enabled else check it is disabled.<a name="line.137"></a> -<span class="sourceLineNo">138</span> * Call in Procedure constructor so can pass any exception to caller.<a name="line.138"></a> -<span class="sourceLineNo">139</span> * @param enabled If true, check table is enabled and throw exception if not. If false, do the<a name="line.139"></a> -<span class="sourceLineNo">140</span> * inverse. If null, do no table checks.<a name="line.140"></a> -<span class="sourceLineNo">141</span> */<a name="line.141"></a> -<span class="sourceLineNo">142</span> protected void preflightChecks(MasterProcedureEnv env, Boolean enabled) throws HBaseIOException {<a name="line.142"></a> -<span class="sourceLineNo">143</span> MasterServices master = env.getMasterServices();<a name="line.143"></a> -<span class="sourceLineNo">144</span> if (!master.isClusterUp()) {<a name="line.144"></a> -<span class="sourceLineNo">145</span> throw new HBaseIOException("Cluster not up!");<a name="line.145"></a> -<span class="sourceLineNo">146</span> }<a name="line.146"></a> -<span class="sourceLineNo">147</span> if (master.isStopping() || master.isStopped()) {<a name="line.147"></a> -<span class="sourceLineNo">148</span> throw new HBaseIOException("Master stopping=" + master.isStopping() +<a name="line.148"></a> -<span class="sourceLineNo">149</span> ", stopped=" + master.isStopped());<a name="line.149"></a> -<span class="sourceLineNo">150</span> }<a name="line.150"></a> -<span class="sourceLineNo">151</span> if (enabled == null) {<a name="line.151"></a> -<span class="sourceLineNo">152</span> // Don't do any table checks.<a name="line.152"></a> -<span class="sourceLineNo">153</span> return;<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> // Checks table exists and is modifiable.<a name="line.156"></a> -<span class="sourceLineNo">157</span> checkTableModifiable(env);<a name="line.157"></a> -<span class="sourceLineNo">158</span> TableName tn = getTableName();<a name="line.158"></a> -<span class="sourceLineNo">159</span> TableStateManager tsm = master.getTableStateManager();<a name="line.159"></a> -<span class="sourceLineNo">160</span> TableState ts = tsm.getTableState(tn);<a name="line.160"></a> -<span class="sourceLineNo">161</span> if (enabled) {<a name="line.161"></a> -<span class="sourceLineNo">162</span> if (!ts.isEnabledOrEnabling()) {<a name="line.162"></a> -<span class="sourceLineNo">163</span> throw new TableNotEnabledException(tn);<a name="line.163"></a> -<span class="sourceLineNo">164</span> }<a name="line.164"></a> -<span class="sourceLineNo">165</span> } else {<a name="line.165"></a> -<span class="sourceLineNo">166</span> if (!ts.isDisabledOrDisabling()) {<a name="line.166"></a> -<span class="sourceLineNo">167</span> throw new TableNotDisabledException(tn);<a name="line.167"></a> -<span class="sourceLineNo">168</span> }<a name="line.168"></a> -<span class="sourceLineNo">169</span> }<a name="line.169"></a> -<span class="sourceLineNo">170</span> } catch (IOException ioe) {<a name="line.170"></a> -<span class="sourceLineNo">171</span> if (ioe instanceof HBaseIOException) {<a name="line.171"></a> -<span class="sourceLineNo">172</span> throw (HBaseIOException)ioe;<a name="line.172"></a> -<span class="sourceLineNo">173</span> }<a name="line.173"></a> -<span class="sourceLineNo">174</span> throw new HBaseIOException(ioe);<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><a name="line.177"></a> -<span class="sourceLineNo">178</span> /**<a name="line.178"></a> -<span class="sourceLineNo">179</span> * Check region is online.<a name="line.179"></a> -<span class="sourceLineNo">180</span> */<a name="line.180"></a> -<span class="sourceLineNo">181</span> protected static void checkOnline(MasterProcedureEnv env, RegionInfo ri)<a name="line.181"></a> -<span class="sourceLineNo">182</span> throws DoNotRetryRegionException {<a name="line.182"></a> -<span class="sourceLineNo">183</span> RegionStateNode regionNode =<a name="line.183"></a> -<span class="sourceLineNo">184</span> env.getAssignmentManager().getRegionStates().getRegionStateNode(ri);<a name="line.184"></a> -<span class="sourceLineNo">185</span> if (regionNode == null) {<a name="line.185"></a> -<span class="sourceLineNo">186</span> throw new UnknownRegionException("No RegionState found for " + ri.getEncodedName());<a name="line.186"></a> -<span class="sourceLineNo">187</span> }<a name="line.187"></a> -<span class="sourceLineNo">188</span> regionNode.checkOnline();<a name="line.188"></a> -<span class="sourceLineNo">189</span> }<a name="line.189"></a> -<span class="sourceLineNo">190</span>}<a name="line.190"></a> +<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.38"></a> +<span class="sourceLineNo">039</span><a name="line.39"></a> +<span class="sourceLineNo">040</span>/**<a name="line.40"></a> +<span class="sourceLineNo">041</span> * Base class for all the Table procedures that want to use a StateMachineProcedure.<a name="line.41"></a> +<span class="sourceLineNo">042</span> * It provides helpers like basic locking, sync latch, and toStringClassDetails().<a name="line.42"></a> +<span class="sourceLineNo">043</span> */<a name="line.43"></a> +<span class="sourceLineNo">044</span>@InterfaceAudience.Private<a name="line.44"></a> +<span class="sourceLineNo">045</span>public abstract class AbstractStateMachineTableProcedure<TState><a name="line.45"></a> +<span class="sourceLineNo">046</span> extends StateMachineProcedure<MasterProcedureEnv, TState><a name="line.46"></a> +<span class="sourceLineNo">047</span> implements TableProcedureInterface {<a name="line.47"></a> +<span class="sourceLineNo">048</span><a name="line.48"></a> +<span class="sourceLineNo">049</span> // used for compatibility with old clients<a name="line.49"></a> +<span class="sourceLineNo">050</span> private final ProcedurePrepareLatch syncLatch;<a name="line.50"></a> +<span class="sourceLineNo">051</span><a name="line.51"></a> +<span class="sourceLineNo">052</span> private User user;<a name="line.52"></a> +<span class="sourceLineNo">053</span><a name="line.53"></a> +<span class="sourceLineNo">054</span> protected AbstractStateMachineTableProcedure() {<a name="line.54"></a> +<span class="sourceLineNo">055</span> // Required by the Procedure framework to create the procedure on replay<a name="line.55"></a> +<span class="sourceLineNo">056</span> syncLatch = null;<a name="line.56"></a> +<span class="sourceLineNo">057</span> }<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span> protected AbstractStateMachineTableProcedure(final MasterProcedureEnv env) {<a name="line.59"></a> +<span class="sourceLineNo">060</span> this(env, null);<a name="line.60"></a> +<span class="sourceLineNo">061</span> }<a name="line.61"></a> +<span class="sourceLineNo">062</span><a name="line.62"></a> +<span class="sourceLineNo">063</span> /**<a name="line.63"></a> +<span class="sourceLineNo">064</span> * @param env Uses this to set Procedure Owner at least.<a name="line.64"></a> +<span class="sourceLineNo">065</span> */<a name="line.65"></a> +<span class="sourceLineNo">066</span> protected AbstractStateMachineTableProcedure(final MasterProcedureEnv env,<a name="line.66"></a> +<span class="sourceLineNo">067</span> final ProcedurePrepareLatch latch) {<a name="line.67"></a> +<span class="sourceLineNo">068</span> if (env != null) {<a name="line.68"></a> +<span class="sourceLineNo">069</span> this.user = env.getRequestUser();<a name="line.69"></a> +<span class="sourceLineNo">070</span> this.setOwner(user);<a name="line.70"></a> +<span class="sourceLineNo">071</span> }<a name="line.71"></a> +<span class="sourceLineNo">072</span> // used for compatibility with clients without procedures<a name="line.72"></a> +<span class="sourceLineNo">073</span> // they need a sync TableExistsException, TableNotFoundException, TableNotDisabledException, ...<a name="line.73"></a> +<span class="sourceLineNo">074</span> this.syncLatch = latch;<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 abstract TableName getTableName();<a name="line.78"></a> +<span class="sourceLineNo">079</span><a name="line.79"></a> +<span class="sourceLineNo">080</span> @Override<a name="line.80"></a> +<span class="sourceLineNo">081</span> public abstract TableOperationType getTableOperationType();<a name="line.81"></a> +<span class="sourceLineNo">082</span><a name="line.82"></a> +<span class="sourceLineNo">083</span> @Override<a name="line.83"></a> +<span class="sourceLineNo">084</span> public void toStringClassDetails(final StringBuilder sb) {<a name="line.84"></a> +<span class="sourceLineNo">085</span> sb.append(getClass().getSimpleName());<a name="line.85"></a> +<span class="sourceLineNo">086</span> sb.append(" table=");<a name="line.86"></a> +<span class="sourceLineNo">087</span> sb.append(getTableName());<a name="line.87"></a> +<span class="sourceLineNo">088</span> }<a name="line.88"></a> +<span class="sourceLineNo">089</span><a name="line.89"></a> +<span class="sourceLineNo">090</span> @Override<a name="line.90"></a> +<span class="sourceLineNo">091</span> protected boolean waitInitialized(MasterProcedureEnv env) {<a name="line.91"></a> +<span class="sourceLineNo">092</span> return env.waitInitialized(this);<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">095</span> @Override<a name="line.95"></a> +<span class="sourceLineNo">096</span> protected LockState acquireLock(final MasterProcedureEnv env) {<a name="line.96"></a> +<span class="sourceLineNo">097</span> if (env.getProcedureScheduler().waitTableExclusiveLock(this, getTableName())) {<a name="line.97"></a> +<span class="sourceLineNo">098</span> return LockState.LOCK_EVENT_WAIT;<a name="line.98"></a> +<span class="sourceLineNo">099</span> }<a name="line.99"></a> +<span class="sourceLineNo">100</span> return LockState.LOCK_ACQUIRED;<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> @Override<a name="line.103"></a> +<span class="sourceLineNo">104</span> protected void releaseLock(final MasterProcedureEnv env) {<a name="line.104"></a> +<span class="sourceLineNo">105</span> env.getProcedureScheduler().wakeTableExclusiveLock(this, getTableName());<a name="line.105"></a> +<span class="sourceLineNo">106</span> }<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> protected User getUser() {<a name="line.108"></a> +<span class="sourceLineNo">109</span> return user;<a name="line.109"></a> +<span class="sourceLineNo">110</span> }<a name="line.110"></a> +<span class="sourceLineNo">111</span><a name="line.111"></a> +<span class="sourceLineNo">112</span> protected void setUser(final User user) {<a name="line.112"></a> +<span class="sourceLineNo">113</span> this.user = user;<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> protected void releaseSyncLatch() {<a name="line.116"></a> +<span class="sourceLineNo">117</span> ProcedurePrepareLatch.releaseLatch(syncLatch, this);<a name="line.117"></a> +<span class="sourceLineNo">118</span> }<a name="line.118"></a> +<span class="sourceLineNo">119</span><a name="line.119"></a> +<span class="sourceLineNo">120</span> /**<a name="line.120"></a> +<span class="sourceLineNo">121</span> * Check whether a table is modifiable - exists and either offline or online with config set<a name="line.121"></a> +<span class="sourceLineNo">122</span> * @param env MasterProcedureEnv<a name="line.122"></a> +<span class="sourceLineNo">123</span> * @throws IOException<a name="line.123"></a> +<span class="sourceLineNo">124</span> */<a name="line.124"></a> +<span class="sourceLineNo">125</span> protected void checkTableModifiable(final MasterProcedureEnv env) throws IOException {<a name="line.125"></a> +<span class="sourceLineNo">126</span> // Checks whether the table exists<a name="line.126"></a> +<span class="sourceLineNo">127</span> if (!MetaTableAccessor.tableExists(env.getMasterServices().getConnection(), getTableName())) {<a name="line.127"></a> +<span class="sourceLineNo">128</span> throw new TableNotFoundException(getTableName());<a name="line.128"></a> +<span class="sourceLineNo">129</span> }<a name="line.129"></a> +<span class="sourceLineNo">130</span> }<a name="line.130"></a> +<span class="sourceLineNo">131</span><a name="line.131"></a> +<span class="sourceLineNo">132</span> protected final Path getWALRegionDir(MasterProcedureEnv env, RegionInfo region)<a name="line.132"></a> +<span class="sourceLineNo">133</span> throws IOException {<a name="line.133"></a> +<span class="sourceLineNo">134</span> return FSUtils.getWALRegionDir(env.getMasterConfiguration(),<a name="line.134"></a> +<span class="sourceLineNo">135</span> region.getTable(), region.getEncodedName());<a name="line.135"></a> +<span class="sourceLineNo">136</span> }<a name="line.136"></a> +<span class="sourceLineNo">137</span><a name="line.137"></a> +<span class="sourceLineNo">138</span> /**<a name="line.138"></a> +<span class="sourceLineNo">139</span> * Check that cluster is up and master is running. Check table is modifiable.<a name="line.139"></a> +<span class="sourceLineNo">140</span> * If <code>enabled</code>, check table is enabled else check it is disabled.<a name="line.140"></a> +<span class="sourceLineNo">141</span> * Call in Procedure constructor so can pass any exception to caller.<a name="line.141"></a> +<span class="sourceLineNo">142</span> * @param enabled If true, check table is enabled and throw exception if not. If false, do the<a name="line.142"></a> +<span class="sourceLineNo">143</span> * inverse. If null, do no table checks.<a name="line.143"></a> +<span class="sourceLineNo">144</span> */<a name="line.144"></a> +<span class="sourceLineNo">145</span> protected void preflightChecks(MasterProcedureEnv env, Boolean enabled) throws HBaseIOException {<a name="line.145"></a> +<span class="sourceLineNo">146</span> MasterServices master = env.getMasterServices();<a name="line.146"></a> +<span class="sourceLineNo">147</span> if (!master.isClusterUp()) {<a name="line.147"></a> +<span class="sourceLineNo">148</span> throw new HBaseIOException("Cluster not up!");<a name="line.148"></a> +<span class="sourceLineNo">149</span> }<a name="line.149"></a> +<span class="sourceLineNo">150</span> if (master.isStopping() || master.isStopped()) {<a name="line.150"></a> +<span class="sourceLineNo">151</span> throw new HBaseIOException("Master stopping=" + master.isStopping() +<a name="line.151"></a> +<span class="sourceLineNo">152</span> ", stopped=" + master.isStopped());<a name="line.152"></a> +<span class="sourceLineNo">153</span> }<a name="line.153"></a> +<span class="sourceLineNo">154</span> if (enabled == null) {<a name="line.154"></a> +<span class="sourceLineNo">155</span> // Don't do any table checks.<a name="line.155"></a> +<span class="sourceLineNo">156</span> return;<a name="line.156"></a> +<span class="sourceLineNo">157</span> }<a name="line.157"></a> +<span class="sourceLineNo">158</span> try {<a name="line.158"></a> +<span class="sourceLineNo">159</span> // Checks table exists and is modifiable.<a name="line.159"></a> +<span class="sourceLineNo">160</span> checkTableModifiable(env);<a name="line.160"></a> +<span class="sourceLineNo">161</span> TableName tn = getTableName();<a name="line.161"></a> +<span class="sourceLineNo">162</span> TableStateManager tsm = master.getTableStateManager();<a name="line.162"></a> +<span class="sourceLineNo">163</span> TableState ts = tsm.getTableState(tn);<a name="line.163"></a> +<span class="sourceLineNo">164</span> if (enabled) {<a name="line.164"></a> +<span class="sourceLineNo">165</span> if (!ts.isEnabledOrEnabling()) {<a name="line.165"></a> +<span class="sourceLineNo">166</span> throw new TableNotEnabledException(tn);<a name="line.166"></a> +<span class="sourceLineNo">167</span> }<a name="line.167"></a> +<span class="sourceLineNo">168</span> } else {<a name="line.168"></a> +<span class="sourceLineNo">169</span> if (!ts.isDisabledOrDisabling()) {<a name="line.169"></a> +<span class="sourceLineNo">170</span> throw new TableNotDisabledException(tn);<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> } catch (IOException ioe) {<a name="line.173"></a> +<span class="sourceLineNo">174</span> if (ioe instanceof HBaseIOException) {<a name="line.174"></a> +<span class="sourceLineNo">175</span> throw (HBaseIOException)ioe;<a name="line.175"></a> +<span class="sourceLineNo">176</span> }<a name="line.176"></a> +<span class="sourceLineNo">177</span> throw new HBaseIOException(ioe);<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><a name="line.180"></a> +<span class="sourceLineNo">181</span> /**<a name="line.181"></a> +<span class="sourceLineNo">182</span> * Check region is online.<a name="line.182"></a> +<span class="sourceLineNo">183</span> */<a name="line.183"></a> +<span class="sourceLineNo">184</span> protected static void checkOnline(MasterProcedureEnv env, RegionInfo ri)<a name="line.184"></a> +<span class="sourceLineNo">185</span> throws DoNotRetryRegionException {<a name="line.185"></a> +<span class="sourceLineNo">186</span> RegionStateNode regionNode =<a name="line.186"></a> +<span class="sourceLineNo">187</span> env.getAssignmentManager().getRegionStates().getRegionStateNode(ri);<a name="line.187"></a> +<span class="sourceLineNo">188</span> if (regionNode == null) {<a name="line.188"></a> +<span class="sourceLineNo">189</span> throw new UnknownRegionException("No RegionState found for " + ri.getEncodedName());<a name="line.189"></a> +<span class="sourceLineNo">190</span> }<a name="line.190"></a> +<span class="sourceLineNo">191</span> regionNode.checkOnline();<a name="line.191"></a> +<span class="sourceLineNo">192</span> }<a name="line.192"></a> +<span class="sourceLineNo">193</span>}<a name="line.193"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/37cf49a6/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.html index 508fc27..3120012 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/DisableTableProcedure.html @@ -27,18 +27,18 @@ <span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.master.procedure;<a name="line.19"></a> <span class="sourceLineNo">020</span><a name="line.20"></a> <span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a> -<span class="sourceLineNo">022</span>import org.apache.hadoop.hbase.HBaseIOException;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.HConstants;<a name="line.23"></a> -<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.24"></a> -<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.TableName;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.TableNotEnabledException;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.TableNotFoundException;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.client.BufferedMutator;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.constraint.ConstraintException;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.33"></a> +<span class="sourceLineNo">022</span>import org.apache.hadoop.fs.FileSystem;<a name="line.22"></a> +<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.HBaseIOException;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.HConstants;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.TableName;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.TableNotEnabledException;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.TableNotFoundException;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.BufferedMutator;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.constraint.ConstraintException;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.33"></a> <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.master.TableStateManager;<a name="line.34"></a> <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer;<a name="line.35"></a> <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.36"></a> @@ -119,13 +119,13 @@ <span class="sourceLineNo">111</span> case DISABLE_TABLE_ADD_REPLICATION_BARRIER:<a name="line.111"></a> <span class="sourceLineNo">112</span> if (env.getMasterServices().getTableDescriptors().get(tableName)<a name="line.112"></a> <span class="sourceLineNo">113</span> .hasGlobalReplicationScope()) {<a name="line.113"></a> -<span class="sourceLineNo">114</span> MasterFileSystem mfs = env.getMasterServices().getMasterFileSystem();<a name="line.114"></a> +<span class="sourceLineNo">114</span> FileSystem walFS = env.getMasterServices().getMasterWalManager().getFileSystem();<a name="line.114"></a> <span class="sourceLineNo">115</span> try (BufferedMutator mutator = env.getMasterServices().getConnection()<a name="line.115"></a> <span class="sourceLineNo">116</span> .getBufferedMutator(TableName.META_TABLE_NAME)) {<a name="line.116"></a> <span class="sourceLineNo">117</span> for (RegionInfo region : env.getAssignmentManager().getRegionStates()<a name="line.117"></a> <span class="sourceLineNo">118</span> .getRegionsOfTable(tableName)) {<a name="line.118"></a> <span class="sourceLineNo">119</span> long maxSequenceId =<a name="line.119"></a> -<span class="sourceLineNo">120</span> WALSplitter.getMaxRegionSequenceId(mfs.getFileSystem(), mfs.getRegionDir(region));<a name="line.120"></a> +<span class="sourceLineNo">120</span> WALSplitter.getMaxRegionSequenceId(walFS, getWALRegionDir(env, region));<a name="line.120"></a> <span class="sourceLineNo">121</span> long openSeqNum = maxSequenceId > 0 ? maxSequenceId + 1 : HConstants.NO_SEQNUM;<a name="line.121"></a> <span class="sourceLineNo">122</span> mutator.mutate(MetaTableAccessor.makePutForReplicationBarrier(region, openSeqNum,<a name="line.122"></a> <span class="sourceLineNo">123</span> EnvironmentEdgeManager.currentTime()));<a name="line.123"></a>
