http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b707139a/devapidocs/src-html/org/apache/hadoop/hbase/Version.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/Version.html b/devapidocs/src-html/org/apache/hadoop/hbase/Version.html index d2520a1..68f6ec1 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/Version.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/Version.html @@ -16,11 +16,11 @@ <span class="sourceLineNo">008</span>@InterfaceAudience.Private<a name="line.8"></a> <span class="sourceLineNo">009</span>public class Version {<a name="line.9"></a> <span class="sourceLineNo">010</span> public static final String version = "3.0.0-SNAPSHOT";<a name="line.10"></a> -<span class="sourceLineNo">011</span> public static final String revision = "c8dff328cb39e5a3a5a42c6b73fca7af707a0bcb";<a name="line.11"></a> +<span class="sourceLineNo">011</span> public static final String revision = "1e56938757d2958631ac1ea07387eaa61997d84a";<a name="line.11"></a> <span class="sourceLineNo">012</span> public static final String user = "jenkins";<a name="line.12"></a> -<span class="sourceLineNo">013</span> public static final String date = "Sat Mar 31 14:41:18 UTC 2018";<a name="line.13"></a> +<span class="sourceLineNo">013</span> public static final String date = "Sun Apr 1 14:41:16 UTC 2018";<a name="line.13"></a> <span class="sourceLineNo">014</span> public static final String url = "git://jenkins-websites1.apache.org/home/jenkins/jenkins-slave/workspace/hbase_generate_website/hbase";<a name="line.14"></a> -<span class="sourceLineNo">015</span> public static final String srcChecksum = "952cd074f3c741c573ff0d57a237f941";<a name="line.15"></a> +<span class="sourceLineNo">015</span> public static final String srcChecksum = "2e76f99b04d039004b3db1b121ecb142";<a name="line.15"></a> <span class="sourceLineNo">016</span>}<a name="line.16"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b707139a/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/AddPeerProcedure.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/AddPeerProcedure.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/AddPeerProcedure.html index 8d3ba73..37a6641 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/AddPeerProcedure.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/AddPeerProcedure.html @@ -37,90 +37,98 @@ <span class="sourceLineNo">029</span>import org.slf4j.LoggerFactory;<a name="line.29"></a> <span class="sourceLineNo">030</span><a name="line.30"></a> <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.AddPeerStateData;<a name="line.31"></a> -<span class="sourceLineNo">032</span><a name="line.32"></a> -<span class="sourceLineNo">033</span>/**<a name="line.33"></a> -<span class="sourceLineNo">034</span> * The procedure for adding a new replication peer.<a name="line.34"></a> -<span class="sourceLineNo">035</span> */<a name="line.35"></a> -<span class="sourceLineNo">036</span>@InterfaceAudience.Private<a name="line.36"></a> -<span class="sourceLineNo">037</span>public class AddPeerProcedure extends ModifyPeerProcedure {<a name="line.37"></a> -<span class="sourceLineNo">038</span><a name="line.38"></a> -<span class="sourceLineNo">039</span> private static final Logger LOG = LoggerFactory.getLogger(AddPeerProcedure.class);<a name="line.39"></a> -<span class="sourceLineNo">040</span><a name="line.40"></a> -<span class="sourceLineNo">041</span> private ReplicationPeerConfig peerConfig;<a name="line.41"></a> -<span class="sourceLineNo">042</span><a name="line.42"></a> -<span class="sourceLineNo">043</span> private boolean enabled;<a name="line.43"></a> -<span class="sourceLineNo">044</span><a name="line.44"></a> -<span class="sourceLineNo">045</span> public AddPeerProcedure() {<a name="line.45"></a> -<span class="sourceLineNo">046</span> }<a name="line.46"></a> -<span class="sourceLineNo">047</span><a name="line.47"></a> -<span class="sourceLineNo">048</span> public AddPeerProcedure(String peerId, ReplicationPeerConfig peerConfig, boolean enabled) {<a name="line.48"></a> -<span class="sourceLineNo">049</span> super(peerId);<a name="line.49"></a> -<span class="sourceLineNo">050</span> this.peerConfig = peerConfig;<a name="line.50"></a> -<span class="sourceLineNo">051</span> this.enabled = enabled;<a name="line.51"></a> -<span class="sourceLineNo">052</span> }<a name="line.52"></a> -<span class="sourceLineNo">053</span><a name="line.53"></a> -<span class="sourceLineNo">054</span> @Override<a name="line.54"></a> -<span class="sourceLineNo">055</span> public PeerOperationType getPeerOperationType() {<a name="line.55"></a> -<span class="sourceLineNo">056</span> return PeerOperationType.ADD;<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> @Override<a name="line.59"></a> -<span class="sourceLineNo">060</span> protected boolean reopenRegionsAfterRefresh() {<a name="line.60"></a> -<span class="sourceLineNo">061</span> return true;<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> @Override<a name="line.64"></a> -<span class="sourceLineNo">065</span> protected boolean enablePeerBeforeFinish() {<a name="line.65"></a> -<span class="sourceLineNo">066</span> return enabled;<a name="line.66"></a> -<span class="sourceLineNo">067</span> }<a name="line.67"></a> -<span class="sourceLineNo">068</span><a name="line.68"></a> -<span class="sourceLineNo">069</span> @Override<a name="line.69"></a> -<span class="sourceLineNo">070</span> protected ReplicationPeerConfig getNewPeerConfig() {<a name="line.70"></a> -<span class="sourceLineNo">071</span> return peerConfig;<a name="line.71"></a> -<span class="sourceLineNo">072</span> }<a name="line.72"></a> -<span class="sourceLineNo">073</span><a name="line.73"></a> -<span class="sourceLineNo">074</span> @Override<a name="line.74"></a> -<span class="sourceLineNo">075</span> protected void prePeerModification(MasterProcedureEnv env)<a name="line.75"></a> -<span class="sourceLineNo">076</span> throws IOException, ReplicationException {<a name="line.76"></a> -<span class="sourceLineNo">077</span> MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.77"></a> -<span class="sourceLineNo">078</span> if (cpHost != null) {<a name="line.78"></a> -<span class="sourceLineNo">079</span> cpHost.preAddReplicationPeer(peerId, peerConfig);<a name="line.79"></a> -<span class="sourceLineNo">080</span> }<a name="line.80"></a> -<span class="sourceLineNo">081</span> env.getReplicationPeerManager().preAddPeer(peerId, peerConfig);<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> @Override<a name="line.84"></a> -<span class="sourceLineNo">085</span> protected void updatePeerStorage(MasterProcedureEnv env) throws ReplicationException {<a name="line.85"></a> -<span class="sourceLineNo">086</span> env.getReplicationPeerManager().addPeer(peerId, peerConfig,<a name="line.86"></a> -<span class="sourceLineNo">087</span> peerConfig.isSerial() ? false : enabled);<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 void postPeerModification(MasterProcedureEnv env)<a name="line.91"></a> -<span class="sourceLineNo">092</span> throws IOException, ReplicationException {<a name="line.92"></a> -<span class="sourceLineNo">093</span> LOG.info("Successfully added {} peer {}, config {}", enabled ? "ENABLED" : "DISABLED", peerId,<a name="line.93"></a> -<span class="sourceLineNo">094</span> peerConfig);<a name="line.94"></a> -<span class="sourceLineNo">095</span> MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.95"></a> -<span class="sourceLineNo">096</span> if (cpHost != null) {<a name="line.96"></a> -<span class="sourceLineNo">097</span> env.getMasterCoprocessorHost().postAddReplicationPeer(peerId, peerConfig);<a name="line.97"></a> -<span class="sourceLineNo">098</span> }<a name="line.98"></a> -<span class="sourceLineNo">099</span> }<a name="line.99"></a> -<span class="sourceLineNo">100</span><a name="line.100"></a> -<span class="sourceLineNo">101</span> @Override<a name="line.101"></a> -<span class="sourceLineNo">102</span> protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.102"></a> -<span class="sourceLineNo">103</span> super.serializeStateData(serializer);<a name="line.103"></a> -<span class="sourceLineNo">104</span> serializer.serialize(AddPeerStateData.newBuilder()<a name="line.104"></a> -<span class="sourceLineNo">105</span> .setPeerConfig(ReplicationPeerConfigUtil.convert(peerConfig)).setEnabled(enabled).build());<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> @Override<a name="line.108"></a> -<span class="sourceLineNo">109</span> protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.109"></a> -<span class="sourceLineNo">110</span> super.deserializeStateData(serializer);<a name="line.110"></a> -<span class="sourceLineNo">111</span> AddPeerStateData data = serializer.deserialize(AddPeerStateData.class);<a name="line.111"></a> -<span class="sourceLineNo">112</span> peerConfig = ReplicationPeerConfigUtil.convert(data.getPeerConfig());<a name="line.112"></a> -<span class="sourceLineNo">113</span> enabled = data.getEnabled();<a name="line.113"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.PeerModificationState;<a name="line.32"></a> +<span class="sourceLineNo">033</span><a name="line.33"></a> +<span class="sourceLineNo">034</span>/**<a name="line.34"></a> +<span class="sourceLineNo">035</span> * The procedure for adding a new replication peer.<a name="line.35"></a> +<span class="sourceLineNo">036</span> */<a name="line.36"></a> +<span class="sourceLineNo">037</span>@InterfaceAudience.Private<a name="line.37"></a> +<span class="sourceLineNo">038</span>public class AddPeerProcedure extends ModifyPeerProcedure {<a name="line.38"></a> +<span class="sourceLineNo">039</span><a name="line.39"></a> +<span class="sourceLineNo">040</span> private static final Logger LOG = LoggerFactory.getLogger(AddPeerProcedure.class);<a name="line.40"></a> +<span class="sourceLineNo">041</span><a name="line.41"></a> +<span class="sourceLineNo">042</span> private ReplicationPeerConfig peerConfig;<a name="line.42"></a> +<span class="sourceLineNo">043</span><a name="line.43"></a> +<span class="sourceLineNo">044</span> private boolean enabled;<a name="line.44"></a> +<span class="sourceLineNo">045</span><a name="line.45"></a> +<span class="sourceLineNo">046</span> public AddPeerProcedure() {<a name="line.46"></a> +<span class="sourceLineNo">047</span> }<a name="line.47"></a> +<span class="sourceLineNo">048</span><a name="line.48"></a> +<span class="sourceLineNo">049</span> public AddPeerProcedure(String peerId, ReplicationPeerConfig peerConfig, boolean enabled) {<a name="line.49"></a> +<span class="sourceLineNo">050</span> super(peerId);<a name="line.50"></a> +<span class="sourceLineNo">051</span> this.peerConfig = peerConfig;<a name="line.51"></a> +<span class="sourceLineNo">052</span> this.enabled = enabled;<a name="line.52"></a> +<span class="sourceLineNo">053</span> }<a name="line.53"></a> +<span class="sourceLineNo">054</span><a name="line.54"></a> +<span class="sourceLineNo">055</span> @Override<a name="line.55"></a> +<span class="sourceLineNo">056</span> public PeerOperationType getPeerOperationType() {<a name="line.56"></a> +<span class="sourceLineNo">057</span> return PeerOperationType.ADD;<a name="line.57"></a> +<span class="sourceLineNo">058</span> }<a name="line.58"></a> +<span class="sourceLineNo">059</span><a name="line.59"></a> +<span class="sourceLineNo">060</span> @Override<a name="line.60"></a> +<span class="sourceLineNo">061</span> protected PeerModificationState nextStateAfterRefresh() {<a name="line.61"></a> +<span class="sourceLineNo">062</span> return peerConfig.isSerial() ? PeerModificationState.SERIAL_PEER_REOPEN_REGIONS<a name="line.62"></a> +<span class="sourceLineNo">063</span> : super.nextStateAfterRefresh();<a name="line.63"></a> +<span class="sourceLineNo">064</span> }<a name="line.64"></a> +<span class="sourceLineNo">065</span><a name="line.65"></a> +<span class="sourceLineNo">066</span> @Override<a name="line.66"></a> +<span class="sourceLineNo">067</span> protected void updateLastPushedSequenceIdForSerialPeer(MasterProcedureEnv env)<a name="line.67"></a> +<span class="sourceLineNo">068</span> throws IOException, ReplicationException {<a name="line.68"></a> +<span class="sourceLineNo">069</span> setLastPushedSequenceId(env, peerConfig);<a name="line.69"></a> +<span class="sourceLineNo">070</span> }<a name="line.70"></a> +<span class="sourceLineNo">071</span><a name="line.71"></a> +<span class="sourceLineNo">072</span> @Override<a name="line.72"></a> +<span class="sourceLineNo">073</span> protected boolean enablePeerBeforeFinish() {<a name="line.73"></a> +<span class="sourceLineNo">074</span> return enabled;<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> protected ReplicationPeerConfig getNewPeerConfig() {<a name="line.78"></a> +<span class="sourceLineNo">079</span> return peerConfig;<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> @Override<a name="line.82"></a> +<span class="sourceLineNo">083</span> protected void prePeerModification(MasterProcedureEnv env)<a name="line.83"></a> +<span class="sourceLineNo">084</span> throws IOException, ReplicationException {<a name="line.84"></a> +<span class="sourceLineNo">085</span> MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.85"></a> +<span class="sourceLineNo">086</span> if (cpHost != null) {<a name="line.86"></a> +<span class="sourceLineNo">087</span> cpHost.preAddReplicationPeer(peerId, peerConfig);<a name="line.87"></a> +<span class="sourceLineNo">088</span> }<a name="line.88"></a> +<span class="sourceLineNo">089</span> env.getReplicationPeerManager().preAddPeer(peerId, peerConfig);<a name="line.89"></a> +<span class="sourceLineNo">090</span> }<a name="line.90"></a> +<span class="sourceLineNo">091</span><a name="line.91"></a> +<span class="sourceLineNo">092</span> @Override<a name="line.92"></a> +<span class="sourceLineNo">093</span> protected void updatePeerStorage(MasterProcedureEnv env) throws ReplicationException {<a name="line.93"></a> +<span class="sourceLineNo">094</span> env.getReplicationPeerManager().addPeer(peerId, peerConfig,<a name="line.94"></a> +<span class="sourceLineNo">095</span> peerConfig.isSerial() ? false : enabled);<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> @Override<a name="line.98"></a> +<span class="sourceLineNo">099</span> protected void postPeerModification(MasterProcedureEnv env)<a name="line.99"></a> +<span class="sourceLineNo">100</span> throws IOException, ReplicationException {<a name="line.100"></a> +<span class="sourceLineNo">101</span> LOG.info("Successfully added {} peer {}, config {}", enabled ? "ENABLED" : "DISABLED", peerId,<a name="line.101"></a> +<span class="sourceLineNo">102</span> peerConfig);<a name="line.102"></a> +<span class="sourceLineNo">103</span> MasterCoprocessorHost cpHost = env.getMasterCoprocessorHost();<a name="line.103"></a> +<span class="sourceLineNo">104</span> if (cpHost != null) {<a name="line.104"></a> +<span class="sourceLineNo">105</span> env.getMasterCoprocessorHost().postAddReplicationPeer(peerId, peerConfig);<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><a name="line.108"></a> +<span class="sourceLineNo">109</span> @Override<a name="line.109"></a> +<span class="sourceLineNo">110</span> protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.110"></a> +<span class="sourceLineNo">111</span> super.serializeStateData(serializer);<a name="line.111"></a> +<span class="sourceLineNo">112</span> serializer.serialize(AddPeerStateData.newBuilder()<a name="line.112"></a> +<span class="sourceLineNo">113</span> .setPeerConfig(ReplicationPeerConfigUtil.convert(peerConfig)).setEnabled(enabled).build());<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">115</span><a name="line.115"></a> +<span class="sourceLineNo">116</span> @Override<a name="line.116"></a> +<span class="sourceLineNo">117</span> protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.117"></a> +<span class="sourceLineNo">118</span> super.deserializeStateData(serializer);<a name="line.118"></a> +<span class="sourceLineNo">119</span> AddPeerStateData data = serializer.deserialize(AddPeerStateData.class);<a name="line.119"></a> +<span class="sourceLineNo">120</span> peerConfig = ReplicationPeerConfigUtil.convert(data.getPeerConfig());<a name="line.120"></a> +<span class="sourceLineNo">121</span> enabled = data.getEnabled();<a name="line.121"></a> +<span class="sourceLineNo">122</span> }<a name="line.122"></a> +<span class="sourceLineNo">123</span>}<a name="line.123"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b707139a/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/ModifyPeerProcedure.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/ModifyPeerProcedure.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/ModifyPeerProcedure.html index 372175b..6e1231c 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/ModifyPeerProcedure.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/replication/ModifyPeerProcedure.html @@ -26,301 +26,315 @@ <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.master.replication;<a name="line.18"></a> <span class="sourceLineNo">019</span><a name="line.19"></a> <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> -<span class="sourceLineNo">021</span>import java.io.UncheckedIOException;<a name="line.21"></a> -<span class="sourceLineNo">022</span>import java.util.HashMap;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import java.util.Map;<a name="line.23"></a> -<span class="sourceLineNo">024</span>import java.util.stream.Stream;<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.client.Connection;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.master.TableStateManager;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.master.TableStateManager.TableStateNotFoundException;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.master.procedure.ProcedurePrepareLatch;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.procedure2.ProcedureSuspendedException;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.procedure2.ProcedureYieldException;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.replication.ReplicationException;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.replication.ReplicationQueueStorage;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.replication.ReplicationUtils;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.slf4j.Logger;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.slf4j.LoggerFactory;<a name="line.45"></a> -<span class="sourceLineNo">046</span><a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.PeerModificationState;<a name="line.47"></a> -<span class="sourceLineNo">048</span><a name="line.48"></a> -<span class="sourceLineNo">049</span>/**<a name="line.49"></a> -<span class="sourceLineNo">050</span> * The base class for all replication peer related procedure except sync replication state<a name="line.50"></a> -<span class="sourceLineNo">051</span> * transition.<a name="line.51"></a> -<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 abstract class ModifyPeerProcedure extends AbstractPeerProcedure<PeerModificationState> {<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 = LoggerFactory.getLogger(ModifyPeerProcedure.class);<a name="line.56"></a> -<span class="sourceLineNo">057</span><a name="line.57"></a> -<span class="sourceLineNo">058</span> private static final int SET_LAST_SEQ_ID_BATCH_SIZE = 1000;<a name="line.58"></a> -<span class="sourceLineNo">059</span><a name="line.59"></a> -<span class="sourceLineNo">060</span> protected ModifyPeerProcedure() {<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> protected ModifyPeerProcedure(String peerId) {<a name="line.63"></a> -<span class="sourceLineNo">064</span> super(peerId);<a name="line.64"></a> -<span class="sourceLineNo">065</span> }<a name="line.65"></a> -<span class="sourceLineNo">066</span><a name="line.66"></a> -<span class="sourceLineNo">067</span> /**<a name="line.67"></a> -<span class="sourceLineNo">068</span> * Called before we start the actual processing. The implementation should call the pre CP hook,<a name="line.68"></a> -<span class="sourceLineNo">069</span> * and also the pre-check for the peer modification.<a name="line.69"></a> -<span class="sourceLineNo">070</span> * <p><a name="line.70"></a> -<span class="sourceLineNo">071</span> * If an IOException is thrown then we will give up and mark the procedure as failed directly. If<a name="line.71"></a> -<span class="sourceLineNo">072</span> * all checks passes then the procedure can not be rolled back any more.<a name="line.72"></a> -<span class="sourceLineNo">073</span> */<a name="line.73"></a> -<span class="sourceLineNo">074</span> protected abstract void prePeerModification(MasterProcedureEnv env)<a name="line.74"></a> -<span class="sourceLineNo">075</span> throws IOException, ReplicationException;<a name="line.75"></a> -<span class="sourceLineNo">076</span><a name="line.76"></a> -<span class="sourceLineNo">077</span> protected abstract void updatePeerStorage(MasterProcedureEnv env) throws ReplicationException;<a name="line.77"></a> -<span class="sourceLineNo">078</span><a name="line.78"></a> -<span class="sourceLineNo">079</span> /**<a name="line.79"></a> -<span class="sourceLineNo">080</span> * Called before we finish the procedure. The implementation can do some logging work, and also<a name="line.80"></a> -<span class="sourceLineNo">081</span> * call the coprocessor hook if any.<a name="line.81"></a> -<span class="sourceLineNo">082</span> * <p><a name="line.82"></a> -<span class="sourceLineNo">083</span> * Notice that, since we have already done the actual work, throwing {@code IOException} here will<a name="line.83"></a> -<span class="sourceLineNo">084</span> * not fail this procedure, we will just ignore it and finish the procedure as suceeded. If<a name="line.84"></a> -<span class="sourceLineNo">085</span> * {@code ReplicationException} is thrown we will retry since this usually means we fails to<a name="line.85"></a> -<span class="sourceLineNo">086</span> * update the peer storage.<a name="line.86"></a> -<span class="sourceLineNo">087</span> */<a name="line.87"></a> -<span class="sourceLineNo">088</span> protected abstract void postPeerModification(MasterProcedureEnv env)<a name="line.88"></a> -<span class="sourceLineNo">089</span> throws IOException, ReplicationException;<a name="line.89"></a> -<span class="sourceLineNo">090</span><a name="line.90"></a> -<span class="sourceLineNo">091</span> private void releaseLatch() {<a name="line.91"></a> -<span class="sourceLineNo">092</span> ProcedurePrepareLatch.releaseLatch(latch, 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> /**<a name="line.95"></a> -<span class="sourceLineNo">096</span> * Implementation class can override this method. The default return value is false which means we<a name="line.96"></a> -<span class="sourceLineNo">097</span> * will jump to POST_PEER_MODIFICATION and finish the procedure. If returns true, we will jump to<a name="line.97"></a> -<span class="sourceLineNo">098</span> * SERIAL_PEER_REOPEN_REGIONS.<a name="line.98"></a> -<span class="sourceLineNo">099</span> */<a name="line.99"></a> -<span class="sourceLineNo">100</span> protected boolean reopenRegionsAfterRefresh() {<a name="line.100"></a> -<span class="sourceLineNo">101</span> return false;<a name="line.101"></a> -<span class="sourceLineNo">102</span> }<a name="line.102"></a> -<span class="sourceLineNo">103</span><a name="line.103"></a> -<span class="sourceLineNo">104</span> /**<a name="line.104"></a> -<span class="sourceLineNo">105</span> * The implementation class should override this method if the procedure may enter the serial<a name="line.105"></a> -<span class="sourceLineNo">106</span> * related states.<a name="line.106"></a> -<span class="sourceLineNo">107</span> */<a name="line.107"></a> -<span class="sourceLineNo">108</span> protected boolean enablePeerBeforeFinish() {<a name="line.108"></a> -<span class="sourceLineNo">109</span> throw new UnsupportedOperationException();<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> private void refreshPeer(MasterProcedureEnv env, PeerOperationType type) {<a name="line.112"></a> -<span class="sourceLineNo">113</span> addChildProcedure(env.getMasterServices().getServerManager().getOnlineServersList().stream()<a name="line.113"></a> -<span class="sourceLineNo">114</span> .map(sn -> new RefreshPeerProcedure(peerId, type, sn))<a name="line.114"></a> -<span class="sourceLineNo">115</span> .toArray(RefreshPeerProcedure[]::new));<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> protected ReplicationPeerConfig getOldPeerConfig() {<a name="line.118"></a> -<span class="sourceLineNo">119</span> return null;<a name="line.119"></a> -<span class="sourceLineNo">120</span> }<a name="line.120"></a> -<span class="sourceLineNo">121</span><a name="line.121"></a> -<span class="sourceLineNo">122</span> protected ReplicationPeerConfig getNewPeerConfig() {<a name="line.122"></a> -<span class="sourceLineNo">123</span> throw new UnsupportedOperationException();<a name="line.123"></a> -<span class="sourceLineNo">124</span> }<a name="line.124"></a> -<span class="sourceLineNo">125</span><a name="line.125"></a> -<span class="sourceLineNo">126</span> private Stream<TableDescriptor> getTables(MasterProcedureEnv env) throws IOException {<a name="line.126"></a> -<span class="sourceLineNo">127</span> ReplicationPeerConfig peerConfig = getNewPeerConfig();<a name="line.127"></a> -<span class="sourceLineNo">128</span> Stream<TableDescriptor> stream = env.getMasterServices().getTableDescriptors().getAll().values()<a name="line.128"></a> -<span class="sourceLineNo">129</span> .stream().filter(TableDescriptor::hasGlobalReplicationScope)<a name="line.129"></a> -<span class="sourceLineNo">130</span> .filter(td -> ReplicationUtils.contains(peerConfig, td.getTableName()));<a name="line.130"></a> +<span class="sourceLineNo">021</span>import java.util.HashMap;<a name="line.21"></a> +<span class="sourceLineNo">022</span>import java.util.Map;<a name="line.22"></a> +<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.TableName;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.master.TableStateManager;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.master.TableStateManager.TableStateNotFoundException;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.procedure.ProcedurePrepareLatch;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.procedure2.ProcedureSuspendedException;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.procedure2.ProcedureYieldException;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.replication.ReplicationException;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.replication.ReplicationQueueStorage;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.replication.ReplicationUtils;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.slf4j.Logger;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.slf4j.LoggerFactory;<a name="line.44"></a> +<span class="sourceLineNo">045</span><a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.PeerModificationState;<a name="line.46"></a> +<span class="sourceLineNo">047</span><a name="line.47"></a> +<span class="sourceLineNo">048</span>/**<a name="line.48"></a> +<span class="sourceLineNo">049</span> * The base class for all replication peer related procedure except sync replication state<a name="line.49"></a> +<span class="sourceLineNo">050</span> * transition.<a name="line.50"></a> +<span class="sourceLineNo">051</span> */<a name="line.51"></a> +<span class="sourceLineNo">052</span>@InterfaceAudience.Private<a name="line.52"></a> +<span class="sourceLineNo">053</span>public abstract class ModifyPeerProcedure extends AbstractPeerProcedure<PeerModificationState> {<a name="line.53"></a> +<span class="sourceLineNo">054</span><a name="line.54"></a> +<span class="sourceLineNo">055</span> private static final Logger LOG = LoggerFactory.getLogger(ModifyPeerProcedure.class);<a name="line.55"></a> +<span class="sourceLineNo">056</span><a name="line.56"></a> +<span class="sourceLineNo">057</span> protected static final int UPDATE_LAST_SEQ_ID_BATCH_SIZE = 1000;<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span> protected ModifyPeerProcedure() {<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> protected ModifyPeerProcedure(String peerId) {<a name="line.62"></a> +<span class="sourceLineNo">063</span> super(peerId);<a name="line.63"></a> +<span class="sourceLineNo">064</span> }<a name="line.64"></a> +<span class="sourceLineNo">065</span><a name="line.65"></a> +<span class="sourceLineNo">066</span> /**<a name="line.66"></a> +<span class="sourceLineNo">067</span> * Called before we start the actual processing. The implementation should call the pre CP hook,<a name="line.67"></a> +<span class="sourceLineNo">068</span> * and also the pre-check for the peer modification.<a name="line.68"></a> +<span class="sourceLineNo">069</span> * <p><a name="line.69"></a> +<span class="sourceLineNo">070</span> * If an IOException is thrown then we will give up and mark the procedure as failed directly. If<a name="line.70"></a> +<span class="sourceLineNo">071</span> * all checks passes then the procedure can not be rolled back any more.<a name="line.71"></a> +<span class="sourceLineNo">072</span> */<a name="line.72"></a> +<span class="sourceLineNo">073</span> protected abstract void prePeerModification(MasterProcedureEnv env)<a name="line.73"></a> +<span class="sourceLineNo">074</span> throws IOException, ReplicationException;<a name="line.74"></a> +<span class="sourceLineNo">075</span><a name="line.75"></a> +<span class="sourceLineNo">076</span> protected abstract void updatePeerStorage(MasterProcedureEnv env) throws ReplicationException;<a name="line.76"></a> +<span class="sourceLineNo">077</span><a name="line.77"></a> +<span class="sourceLineNo">078</span> /**<a name="line.78"></a> +<span class="sourceLineNo">079</span> * Called before we finish the procedure. The implementation can do some logging work, and also<a name="line.79"></a> +<span class="sourceLineNo">080</span> * call the coprocessor hook if any.<a name="line.80"></a> +<span class="sourceLineNo">081</span> * <p><a name="line.81"></a> +<span class="sourceLineNo">082</span> * Notice that, since we have already done the actual work, throwing {@code IOException} here will<a name="line.82"></a> +<span class="sourceLineNo">083</span> * not fail this procedure, we will just ignore it and finish the procedure as suceeded. If<a name="line.83"></a> +<span class="sourceLineNo">084</span> * {@code ReplicationException} is thrown we will retry since this usually means we fails to<a name="line.84"></a> +<span class="sourceLineNo">085</span> * update the peer storage.<a name="line.85"></a> +<span class="sourceLineNo">086</span> */<a name="line.86"></a> +<span class="sourceLineNo">087</span> protected abstract void postPeerModification(MasterProcedureEnv env)<a name="line.87"></a> +<span class="sourceLineNo">088</span> throws IOException, ReplicationException;<a name="line.88"></a> +<span class="sourceLineNo">089</span><a name="line.89"></a> +<span class="sourceLineNo">090</span> private void releaseLatch() {<a name="line.90"></a> +<span class="sourceLineNo">091</span> ProcedurePrepareLatch.releaseLatch(latch, 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> /**<a name="line.94"></a> +<span class="sourceLineNo">095</span> * Implementation class can override this method. By default we will jump to<a name="line.95"></a> +<span class="sourceLineNo">096</span> * POST_PEER_MODIFICATION and finish the procedure.<a name="line.96"></a> +<span class="sourceLineNo">097</span> */<a name="line.97"></a> +<span class="sourceLineNo">098</span> protected PeerModificationState nextStateAfterRefresh() {<a name="line.98"></a> +<span class="sourceLineNo">099</span> return PeerModificationState.POST_PEER_MODIFICATION;<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> /**<a name="line.102"></a> +<span class="sourceLineNo">103</span> * The implementation class should override this method if the procedure may enter the serial<a name="line.103"></a> +<span class="sourceLineNo">104</span> * related states.<a name="line.104"></a> +<span class="sourceLineNo">105</span> */<a name="line.105"></a> +<span class="sourceLineNo">106</span> protected boolean enablePeerBeforeFinish() {<a name="line.106"></a> +<span class="sourceLineNo">107</span> throw new UnsupportedOperationException();<a name="line.107"></a> +<span class="sourceLineNo">108</span> }<a name="line.108"></a> +<span class="sourceLineNo">109</span><a name="line.109"></a> +<span class="sourceLineNo">110</span> private void refreshPeer(MasterProcedureEnv env, PeerOperationType type) {<a name="line.110"></a> +<span class="sourceLineNo">111</span> addChildProcedure(env.getMasterServices().getServerManager().getOnlineServersList().stream()<a name="line.111"></a> +<span class="sourceLineNo">112</span> .map(sn -> new RefreshPeerProcedure(peerId, type, sn))<a name="line.112"></a> +<span class="sourceLineNo">113</span> .toArray(RefreshPeerProcedure[]::new));<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 ReplicationPeerConfig getOldPeerConfig() {<a name="line.116"></a> +<span class="sourceLineNo">117</span> return null;<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> protected ReplicationPeerConfig getNewPeerConfig() {<a name="line.120"></a> +<span class="sourceLineNo">121</span> throw new UnsupportedOperationException();<a name="line.121"></a> +<span class="sourceLineNo">122</span> }<a name="line.122"></a> +<span class="sourceLineNo">123</span><a name="line.123"></a> +<span class="sourceLineNo">124</span> protected void updateLastPushedSequenceIdForSerialPeer(MasterProcedureEnv env)<a name="line.124"></a> +<span class="sourceLineNo">125</span> throws IOException, ReplicationException {<a name="line.125"></a> +<span class="sourceLineNo">126</span> throw new UnsupportedOperationException();<a name="line.126"></a> +<span class="sourceLineNo">127</span> }<a name="line.127"></a> +<span class="sourceLineNo">128</span><a name="line.128"></a> +<span class="sourceLineNo">129</span> private void reopenRegions(MasterProcedureEnv env) throws IOException {<a name="line.129"></a> +<span class="sourceLineNo">130</span> ReplicationPeerConfig peerConfig = getNewPeerConfig();<a name="line.130"></a> <span class="sourceLineNo">131</span> ReplicationPeerConfig oldPeerConfig = getOldPeerConfig();<a name="line.131"></a> -<span class="sourceLineNo">132</span> if (oldPeerConfig != null && oldPeerConfig.isSerial()) {<a name="line.132"></a> -<span class="sourceLineNo">133</span> stream = stream.filter(td -> !ReplicationUtils.contains(oldPeerConfig, td.getTableName()));<a name="line.133"></a> -<span class="sourceLineNo">134</span> }<a name="line.134"></a> -<span class="sourceLineNo">135</span> return stream;<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> private void reopenRegions(MasterProcedureEnv env) throws IOException {<a name="line.138"></a> -<span class="sourceLineNo">139</span> Stream<TableDescriptor> stream = getTables(env);<a name="line.139"></a> -<span class="sourceLineNo">140</span> TableStateManager tsm = env.getMasterServices().getTableStateManager();<a name="line.140"></a> -<span class="sourceLineNo">141</span> stream.filter(td -> {<a name="line.141"></a> -<span class="sourceLineNo">142</span> try {<a name="line.142"></a> -<span class="sourceLineNo">143</span> return tsm.getTableState(td.getTableName()).isEnabled();<a name="line.143"></a> -<span class="sourceLineNo">144</span> } catch (TableStateNotFoundException e) {<a name="line.144"></a> -<span class="sourceLineNo">145</span> return false;<a name="line.145"></a> -<span class="sourceLineNo">146</span> } catch (IOException e) {<a name="line.146"></a> -<span class="sourceLineNo">147</span> throw new UncheckedIOException(e);<a name="line.147"></a> -<span class="sourceLineNo">148</span> }<a name="line.148"></a> -<span class="sourceLineNo">149</span> }).forEach(td -> {<a name="line.149"></a> -<span class="sourceLineNo">150</span> try {<a name="line.150"></a> -<span class="sourceLineNo">151</span> addChildProcedure(env.getAssignmentManager().createReopenProcedures(<a name="line.151"></a> -<span class="sourceLineNo">152</span> env.getAssignmentManager().getRegionStates().getRegionsOfTable(td.getTableName())));<a name="line.152"></a> -<span class="sourceLineNo">153</span> } catch (IOException e) {<a name="line.153"></a> -<span class="sourceLineNo">154</span> throw new UncheckedIOException(e);<a name="line.154"></a> -<span class="sourceLineNo">155</span> }<a name="line.155"></a> -<span class="sourceLineNo">156</span> });<a name="line.156"></a> -<span class="sourceLineNo">157</span> }<a name="line.157"></a> -<span class="sourceLineNo">158</span><a name="line.158"></a> -<span class="sourceLineNo">159</span> private void addToMap(Map<String, Long> lastSeqIds, String encodedRegionName, long barrier,<a name="line.159"></a> -<span class="sourceLineNo">160</span> ReplicationQueueStorage queueStorage) throws ReplicationException {<a name="line.160"></a> -<span class="sourceLineNo">161</span> if (barrier >= 0) {<a name="line.161"></a> -<span class="sourceLineNo">162</span> lastSeqIds.put(encodedRegionName, barrier);<a name="line.162"></a> -<span class="sourceLineNo">163</span> if (lastSeqIds.size() >= SET_LAST_SEQ_ID_BATCH_SIZE) {<a name="line.163"></a> -<span class="sourceLineNo">164</span> queueStorage.setLastSequenceIds(peerId, lastSeqIds);<a name="line.164"></a> -<span class="sourceLineNo">165</span> lastSeqIds.clear();<a name="line.165"></a> -<span class="sourceLineNo">166</span> }<a name="line.166"></a> -<span class="sourceLineNo">167</span> }<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> private void setLastSequenceIdForSerialPeer(MasterProcedureEnv env)<a name="line.170"></a> -<span class="sourceLineNo">171</span> throws IOException, ReplicationException {<a name="line.171"></a> -<span class="sourceLineNo">172</span> Stream<TableDescriptor> stream = getTables(env);<a name="line.172"></a> -<span class="sourceLineNo">173</span> TableStateManager tsm = env.getMasterServices().getTableStateManager();<a name="line.173"></a> -<span class="sourceLineNo">174</span> ReplicationQueueStorage queueStorage = env.getReplicationPeerManager().getQueueStorage();<a name="line.174"></a> -<span class="sourceLineNo">175</span> Connection conn = env.getMasterServices().getConnection();<a name="line.175"></a> -<span class="sourceLineNo">176</span> RegionStates regionStates = env.getAssignmentManager().getRegionStates();<a name="line.176"></a> -<span class="sourceLineNo">177</span> MasterFileSystem mfs = env.getMasterServices().getMasterFileSystem();<a name="line.177"></a> -<span class="sourceLineNo">178</span> Map<String, Long> lastSeqIds = new HashMap<String, Long>();<a name="line.178"></a> -<span class="sourceLineNo">179</span> stream.forEach(td -> {<a name="line.179"></a> -<span class="sourceLineNo">180</span> try {<a name="line.180"></a> -<span class="sourceLineNo">181</span> if (tsm.getTableState(td.getTableName()).isEnabled()) {<a name="line.181"></a> -<span class="sourceLineNo">182</span> for (Pair<String, Long> name2Barrier : MetaTableAccessor<a name="line.182"></a> -<span class="sourceLineNo">183</span> .getTableEncodedRegionNameAndLastBarrier(conn, td.getTableName())) {<a name="line.183"></a> -<span class="sourceLineNo">184</span> addToMap(lastSeqIds, name2Barrier.getFirst(), name2Barrier.getSecond().longValue() - 1,<a name="line.184"></a> -<span class="sourceLineNo">185</span> queueStorage);<a name="line.185"></a> -<span class="sourceLineNo">186</span> }<a name="line.186"></a> -<span class="sourceLineNo">187</span> } else 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class="sourceLineNo">228</span> e);<a name="line.228"></a> -<span class="sourceLineNo">229</span> throw new ProcedureYieldException();<a name="line.229"></a> -<span class="sourceLineNo">230</span> }<a name="line.230"></a> -<span class="sourceLineNo">231</span> setNextState(PeerModificationState.REFRESH_PEER_ON_RS);<a name="line.231"></a> -<span class="sourceLineNo">232</span> return Flow.HAS_MORE_STATE;<a name="line.232"></a> -<span class="sourceLineNo">233</span> case REFRESH_PEER_ON_RS:<a name="line.233"></a> -<span class="sourceLineNo">234</span> refreshPeer(env, getPeerOperationType());<a name="line.234"></a> -<span class="sourceLineNo">235</span> setNextState(reopenRegionsAfterRefresh() ? 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class="sourceLineNo">140</span> }<a name="line.140"></a> +<span class="sourceLineNo">141</span> if (oldPeerConfig != null && oldPeerConfig.isSerial() &&<a name="line.141"></a> +<span class="sourceLineNo">142</span> ReplicationUtils.contains(oldPeerConfig, tn)) {<a name="line.142"></a> +<span class="sourceLineNo">143</span> continue;<a name="line.143"></a> +<span class="sourceLineNo">144</span> }<a name="line.144"></a> +<span class="sourceLineNo">145</span> try {<a name="line.145"></a> +<span class="sourceLineNo">146</span> if (!tsm.getTableState(tn).isEnabled()) {<a name="line.146"></a> +<span class="sourceLineNo">147</span> continue;<a name="line.147"></a> +<span class="sourceLineNo">148</span> }<a name="line.148"></a> +<span class="sourceLineNo">149</span> } catch (TableStateNotFoundException e) {<a name="line.149"></a> +<span class="sourceLineNo">150</span> continue;<a name="line.150"></a> +<span class="sourceLineNo">151</span> }<a name="line.151"></a> +<span 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UPDATE_LAST_SEQ_ID_BATCH_SIZE) {<a name="line.161"></a> +<span class="sourceLineNo">162</span> queueStorage.setLastSequenceIds(peerId, lastSeqIds);<a name="line.162"></a> +<span class="sourceLineNo">163</span> lastSeqIds.clear();<a name="line.163"></a> +<span class="sourceLineNo">164</span> }<a name="line.164"></a> +<span class="sourceLineNo">165</span> }<a name="line.165"></a> +<span class="sourceLineNo">166</span> }<a name="line.166"></a> +<span class="sourceLineNo">167</span><a name="line.167"></a> +<span class="sourceLineNo">168</span> protected final void setLastPushedSequenceId(MasterProcedureEnv env,<a name="line.168"></a> +<span class="sourceLineNo">169</span> ReplicationPeerConfig peerConfig) throws IOException, ReplicationException {<a name="line.169"></a> +<span class="sourceLineNo">170</span> Map<String, Long> lastSeqIds = new HashMap<String, Long>();<a name="line.170"></a> +<span class="sourceLineNo">171</span> for (TableDescriptor td : env.getMasterServices().getTableDescriptors().getAll().values()) {<a name="line.171"></a> +<span class="sourceLineNo">172</span> if (!td.hasGlobalReplicationScope()) {<a name="line.172"></a> +<span class="sourceLineNo">173</span> continue;<a name="line.173"></a> +<span class="sourceLineNo">174</span> }<a name="line.174"></a> +<span class="sourceLineNo">175</span> TableName tn = td.getTableName();<a name="line.175"></a> +<span class="sourceLineNo">176</span> if (!ReplicationUtils.contains(peerConfig, tn)) {<a name="line.176"></a> +<span class="sourceLineNo">177</span> continue;<a name="line.177"></a> +<span class="sourceLineNo">178</span> }<a name="line.178"></a> +<span class="sourceLineNo">179</span> setLastPushedSequenceIdForTable(env, tn, lastSeqIds);<a name="line.179"></a> +<span class="sourceLineNo">180</span> }<a name="line.180"></a> +<span class="sourceLineNo">181</span> if (!lastSeqIds.isEmpty()) {<a name="line.181"></a> +<span class="sourceLineNo">182</span> env.getReplicationPeerManager().getQueueStorage().setLastSequenceIds(peerId, lastSeqIds);<a name="line.182"></a> +<span class="sourceLineNo">183</span> }<a name="line.183"></a> +<span class="sourceLineNo">184</span> }<a name="line.184"></a> +<span class="sourceLineNo">185</span><a name="line.185"></a> +<span class="sourceLineNo">186</span> // Will put the encodedRegionName->lastPushedSeqId pair into the map passed in, if the map is<a name="line.186"></a> +<span class="sourceLineNo">187</span> // large enough we will call queueStorage.setLastSequenceIds and clear the map. 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1,<a name="line.206"></a> +<span class="sourceLineNo">207</span> queueStorage);<a name="line.207"></a> +<span class="sourceLineNo">208</span> }<a name="line.208"></a> +<span class="sourceLineNo">209</span> } else {<a name="line.209"></a> +<span class="sourceLineNo">210</span> for (RegionInfo region : regionStates.getRegionsOfTable(tableName, true)) {<a name="line.210"></a> +<span class="sourceLineNo">211</span> long maxSequenceId =<a name="line.211"></a> +<span class="sourceLineNo">212</span> WALSplitter.getMaxRegionSequenceId(mfs.getFileSystem(), mfs.getRegionDir(region));<a name="line.212"></a> +<span class="sourceLineNo">213</span> addToMap(lastSeqIds, region.getEncodedName(), maxSequenceId, queueStorage);<a name="line.213"></a> +<span class="sourceLineNo">214</span> }<a name="line.214"></a> +<span class="sourceLineNo">215</span> }<a name="line.215"></a> +<span class="sourceLineNo">216</span> }<a name="line.216"></a> +<span class="sourceLineNo">217</span><a name="line.217"></a> +<span class="sourceLineNo">218</span> @Override<a name="line.218"></a> +<span class="sourceLineNo">219</span> protected Flow executeFromState(MasterProcedureEnv env, PeerModificationState state)<a name="line.219"></a> +<span class="sourceLineNo">220</span> throws ProcedureSuspendedException, ProcedureYieldException, InterruptedException {<a name="line.220"></a> +<span class="sourceLineNo">221</span> switch (state) {<a name="line.221"></a> +<span class="sourceLineNo">222</span> case PRE_PEER_MODIFICATION:<a name="line.222"></a> +<span class="sourceLineNo">223</span> try {<a name="line.223"></a> +<span class="sourceLineNo">224</span> prePeerModification(env);<a name="line.224"></a> +<span class="sourceLineNo">225</span> } catch (IOException e) {<a name="line.225"></a> +<span class="sourceLineNo">226</span> LOG.warn("{} failed to call pre CP hook or the pre check is failed for peer {}, " +<a name="line.226"></a> +<span class="sourceLineNo">227</span> "mark the procedure as failure and give up", getClass().getName(), peerId, e);<a name="line.227"></a> +<span class="sourceLineNo">228</span> setFailure("master-" + getPeerOperationType().name().toLowerCase() + "-peer", e);<a name="line.228"></a> +<span class="sourceLineNo">229</span> releaseLatch();<a name="line.229"></a> +<span class="sourceLineNo">230</span> return Flow.NO_MORE_STATE;<a name="line.230"></a> +<span class="sourceLineNo">231</span> } catch (ReplicationException e) {<a name="line.231"></a> +<span class="sourceLineNo">232</span> LOG.warn("{} failed to call prePeerModification for peer {}, retry", getClass().getName(),<a name="line.232"></a> +<span class="sourceLineNo">233</span> peerId, e);<a name="line.233"></a> +<span class="sourceLineNo">234</span> throw new ProcedureYieldException();<a name="line.234"></a> +<span class="sourceLineNo">235</span> }<a name="line.235"></a> +<span class="sourceLineNo">236</span> setNextState(PeerModificationState.UPDATE_PEER_STORAGE);<a name="line.236"></a> <span class="sourceLineNo">237</span> return Flow.HAS_MORE_STATE;<a name="line.237"></a> -<span class="sourceLineNo">238</span> case SERIAL_PEER_REOPEN_REGIONS:<a name="line.238"></a> +<span class="sourceLineNo">238</span> case UPDATE_PEER_STORAGE:<a name="line.238"></a> <span class="sourceLineNo">239</span> try {<a name="line.239"></a> -<span class="sourceLineNo">240</span> reopenRegions(env);<a name="line.240"></a> -<span class="sourceLineNo">241</span> } catch (Exception e) {<a name="line.241"></a> -<span class="sourceLineNo">242</span> LOG.warn("{} reopen regions for peer {} failed, retry", getClass().getName(), peerId, e);<a name="line.242"></a> -<span class="sourceLineNo">243</span> throw new ProcedureYieldException();<a name="line.243"></a> -<span class="sourceLineNo">244</span> }<a name="line.244"></a> -<span class="sourceLineNo">245</span> setNextState(PeerModificationState.SERIAL_PEER_UPDATE_LAST_PUSHED_SEQ_ID);<a name="line.245"></a> -<span class="sourceLineNo">246</span> return Flow.HAS_MORE_STATE;<a name="line.246"></a> -<span class="sourceLineNo">247</span> case SERIAL_PEER_UPDATE_LAST_PUSHED_SEQ_ID:<a name="line.247"></a> -<span class="sourceLineNo">248</span> try {<a name="line.248"></a> -<span class="sourceLineNo">249</span> setLastSequenceIdForSerialPeer(env);<a name="line.249"></a> -<span class="sourceLineNo">250</span> } catch (Exception e) {<a name="line.250"></a> -<span class="sourceLineNo">251</span> LOG.warn("{} set last sequence id for peer {} failed, retry", getClass().getName(),<a name="line.251"></a> -<span class="sourceLineNo">252</span> peerId, e);<a name="line.252"></a> -<span class="sourceLineNo">253</span> throw new ProcedureYieldException();<a name="line.253"></a> -<span class="sourceLineNo">254</span> }<a name="line.254"></a> -<span class="sourceLineNo">255</span> setNextState(enablePeerBeforeFinish() ? PeerModificationState.SERIAL_PEER_SET_PEER_ENABLED<a name="line.255"></a> -<span class="sourceLineNo">256</span> : PeerModificationState.POST_PEER_MODIFICATION);<a name="line.256"></a> -<span class="sourceLineNo">257</span> return Flow.HAS_MORE_STATE;<a name="line.257"></a> -<span class="sourceLineNo">258</span> case SERIAL_PEER_SET_PEER_ENABLED:<a name="line.258"></a> -<span class="sourceLineNo">259</span> try {<a name="line.259"></a> -<span class="sourceLineNo">260</span> env.getReplicationPeerManager().enablePeer(peerId);<a name="line.260"></a> -<span class="sourceLineNo">261</span> } catch (ReplicationException e) {<a name="line.261"></a> -<span class="sourceLineNo">262</span> LOG.warn("{} enable peer before finish for peer {} failed, retry", getClass().getName(),<a name="line.262"></a> -<span class="sourceLineNo">263</span> peerId, e);<a name="line.263"></a> -<span class="sourceLineNo">264</span> throw new ProcedureYieldException();<a name="line.264"></a> -<span class="sourceLineNo">265</span> }<a name="line.265"></a> -<span class="sourceLineNo">266</span> setNextState(PeerModificationState.SERIAL_PEER_ENABLE_PEER_REFRESH_PEER_ON_RS);<a name="line.266"></a> -<span class="sourceLineNo">267</span> return Flow.HAS_MORE_STATE;<a name="line.267"></a> -<span class="sourceLineNo">268</span> case SERIAL_PEER_ENABLE_PEER_REFRESH_PEER_ON_RS:<a name="line.268"></a> -<span class="sourceLineNo">269</span> refreshPeer(env, PeerOperationType.ENABLE);<a name="line.269"></a> -<span class="sourceLineNo">270</span> setNextState(PeerModificationState.POST_PEER_MODIFICATION);<a name="line.270"></a> +<span class="sourceLineNo">240</span> updatePeerStorage(env);<a name="line.240"></a> +<span class="sourceLineNo">241</span> } catch (ReplicationException e) {<a name="line.241"></a> +<span class="sourceLineNo">242</span> LOG.warn("{} update peer storage for peer {} failed, retry", getClass().getName(), peerId,<a name="line.242"></a> +<span class="sourceLineNo">243</span> e);<a name="line.243"></a> +<span class="sourceLineNo">244</span> throw new ProcedureYieldException();<a name="line.244"></a> +<span class="sourceLineNo">245</span> }<a name="line.245"></a> +<span class="sourceLineNo">246</span> setNextState(PeerModificationState.REFRESH_PEER_ON_RS);<a name="line.246"></a> +<span class="sourceLineNo">247</span> return Flow.HAS_MORE_STATE;<a name="line.247"></a> +<span class="sourceLineNo">248</span> case REFRESH_PEER_ON_RS:<a name="line.248"></a> +<span class="sourceLineNo">249</span> refreshPeer(env, getPeerOperationType());<a name="line.249"></a> +<span class="sourceLineNo">250</span> setNextState(nextStateAfterRefresh());<a name="line.250"></a> +<span class="sourceLineNo">251</span> return Flow.HAS_MORE_STATE;<a name="line.251"></a> +<span class="sourceLineNo">252</span> case SERIAL_PEER_REOPEN_REGIONS:<a name="line.252"></a> +<span class="sourceLineNo">253</span> try {<a name="line.253"></a> +<span class="sourceLineNo">254</span> reopenRegions(env);<a name="line.254"></a> +<span class="sourceLineNo">255</span> } catch (Exception e) {<a name="line.255"></a> +<span class="sourceLineNo">256</span> LOG.warn("{} reopen regions for peer {} failed, retry", getClass().getName(), peerId, e);<a name="line.256"></a> +<span class="sourceLineNo">257</span> throw new ProcedureYieldException();<a name="line.257"></a> +<span class="sourceLineNo">258</span> }<a name="line.258"></a> +<span class="sourceLineNo">259</span> setNextState(PeerModificationState.SERIAL_PEER_UPDATE_LAST_PUSHED_SEQ_ID);<a name="line.259"></a> +<span class="sourceLineNo">260</span> return Flow.HAS_MORE_STATE;<a name="line.260"></a> +<span class="sourceLineNo">261</span> case SERIAL_PEER_UPDATE_LAST_PUSHED_SEQ_ID:<a name="line.261"></a> +<span class="sourceLineNo">262</span> try {<a name="line.262"></a> +<span class="sourceLineNo">263</span> updateLastPushedSequenceIdForSerialPeer(env);<a name="line.263"></a> +<span class="sourceLineNo">264</span> } catch (Exception e) {<a name="line.264"></a> +<span class="sourceLineNo">265</span> LOG.warn("{} set last sequence id for peer {} failed, retry", getClass().getName(),<a name="line.265"></a> +<span class="sourceLineNo">266</span> peerId, e);<a name="line.266"></a> +<span class="sourceLineNo">267</span> throw new ProcedureYieldException();<a name="line.267"></a> +<span class="sourceLineNo">268</span> }<a name="line.268"></a> +<span class="sourceLineNo">269</span> setNextState(enablePeerBeforeFinish() ? PeerModificationState.SERIAL_PEER_SET_PEER_ENABLED<a name="line.269"></a> +<span class="sourceLineNo">270</span> : PeerModificationState.POST_PEER_MODIFICATION);<a name="line.270"></a> <span class="sourceLineNo">271</span> return Flow.HAS_MORE_STATE;<a name="line.271"></a> -<span class="sourceLineNo">272</span> case POST_PEER_MODIFICATION:<a name="line.272"></a> +<span class="sourceLineNo">272</span> case SERIAL_PEER_SET_PEER_ENABLED:<a name="line.272"></a> <span class="sourceLineNo">273</span> try {<a name="line.273"></a> -<span class="sourceLineNo">274</span> postPeerModification(env);<a name="line.274"></a> +<span class="sourceLineNo">274</span> env.getReplicationPeerManager().enablePeer(peerId);<a name="line.274"></a> <span class="sourceLineNo">275</span> } catch (ReplicationException e) {<a name="line.275"></a> -<span class="sourceLineNo">276</span> LOG.warn("{} failed to call postPeerModification for peer {}, retry",<a name="line.276"></a> -<span class="sourceLineNo">277</span> getClass().getName(), peerId, e);<a name="line.277"></a> +<span class="sourceLineNo">276</span> LOG.warn("{} enable peer before finish for peer {} failed, retry", getClass().getName(),<a name="line.276"></a> +<span class="sourceLineNo">277</span> peerId, e);<a name="line.277"></a> <span class="sourceLineNo">278</span> throw new ProcedureYieldException();<a name="line.278"></a> -<span class="sourceLineNo">279</span> } catch (IOException e) {<a name="line.279"></a> -<span class="sourceLineNo">280</span> LOG.warn("{} failed to call post CP hook for peer {}, " +<a name="line.280"></a> -<span class="sourceLineNo">281</span> "ignore since the procedure has already done", getClass().getName(), peerId, e);<a name="line.281"></a> -<span class="sourceLineNo">282</span> }<a name="line.282"></a> -<span class="sourceLineNo">283</span> releaseLatch();<a name="line.283"></a> -<span class="sourceLineNo">284</span> return Flow.NO_MORE_STATE;<a name="line.284"></a> -<span class="sourceLineNo">285</span> default:<a name="line.285"></a> -<span class="sourceLineNo">286</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.286"></a> -<span class="sourceLineNo">287</span> }<a name="line.287"></a> -<span class="sourceLineNo">288</span> }<a name="line.288"></a> -<span class="sourceLineNo">289</span><a name="line.289"></a> -<span class="sourceLineNo">290</span> @Override<a name="line.290"></a> -<span class="sourceLineNo">291</span> protected void rollbackState(MasterProcedureEnv env, PeerModificationState state)<a name="line.291"></a> -<span class="sourceLineNo">292</span> throws IOException, InterruptedException {<a name="line.292"></a> -<span class="sourceLineNo">293</span> if (state == PeerModificationState.PRE_PEER_MODIFICATION) {<a name="line.293"></a> -<span class="sourceLineNo">294</span> // actually the peer related operations has no rollback, but if we haven't done any<a name="line.294"></a> -<span class="sourceLineNo">295</span> // modifications on the peer storage yet, we can just return.<a name="line.295"></a> -<span class="sourceLineNo">296</span> return;<a name="line.296"></a> -<span class="sourceLineNo">297</span> }<a name="line.297"></a> -<span class="sourceLineNo">298</span> throw new UnsupportedOperationException();<a name="line.298"></a> -<span class="sourceLineNo">299</span> }<a name="line.299"></a> -<span class="sourceLineNo">300</span><a name="line.300"></a> -<span class="sourceLineNo">301</span> @Override<a name="line.301"></a> -<span class="sourceLineNo">302</span> protected PeerModificationState getState(int stateId) {<a name="line.302"></a> -<span class="sourceLineNo">303</span> return PeerModificationState.forNumber(stateId);<a name="line.303"></a> -<span class="sourceLineNo">304</span> }<a name="line.304"></a> -<span class="sourceLineNo">305</span><a name="line.305"></a> -<span class="sourceLineNo">306</span> @Override<a name="line.306"></a> -<span class="sourceLineNo">307</span> protected int getStateId(PeerModificationState state) {<a name="line.307"></a> -<span class="sourceLineNo">308</span> return state.getNumber();<a name="line.308"></a> -<span class="sourceLineNo">309</span> }<a name="line.309"></a> -<span class="sourceLineNo">310</span><a name="line.310"></a> -<span class="sourceLineNo">311</span> @Override<a name="line.311"></a> -<span class="sourceLineNo">312</span> protected PeerModificationState getInitialState() {<a name="line.312"></a> -<span class="sourceLineNo">313</span> return PeerModificationState.PRE_PEER_MODIFICATION;<a name="line.313"></a> -<span class="sourceLineNo">314</span> }<a name="line.314"></a> -<span class="sourceLineNo">315</span>}<a name="line.315"></a> +<span class="sourceLineNo">279</span> }<a name="line.279"></a> +<span class="sourceLineNo">280</span> setNextState(PeerModificationState.SERIAL_PEER_ENABLE_PEER_REFRESH_PEER_ON_RS);<a name="line.280"></a> +<span class="sourceLineNo">281</span> return Flow.HAS_MORE_STATE;<a name="line.281"></a> +<span class="sourceLineNo">282</span> case SERIAL_PEER_ENABLE_PEER_REFRESH_PEER_ON_RS:<a name="line.282"></a> +<span class="sourceLineNo">283</span> refreshPeer(env, PeerOperationType.ENABLE);<a name="line.283"></a> +<span class="sourceLineNo">284</span> setNextState(PeerModificationState.POST_PEER_MODIFICATION);<a name="line.284"></a> +<span class="sourceLineNo">285</span> return Flow.HAS_MORE_STATE;<a name="line.285"></a> +<span class="sourceLineNo">286</span> case POST_PEER_MODIFICATION:<a name="line.286"></a> +<span class="sourceLineNo">287</span> try {<a name="line.287"></a> +<span class="sourceLineNo">288</span> postPeerModification(env);<a name="line.288"></a> +<span class="sourceLineNo">289</span> } catch (ReplicationException e) {<a name="line.289"></a> +<span class="sourceLineNo">290</span> LOG.warn("{} failed to call postPeerModification for peer {}, retry",<a name="line.290"></a> +<span class="sourceLineNo">291</span> getClass().getName(), peerId, e);<a name="line.291"></a> +<span class="sourceLineNo">292</span> throw new ProcedureYieldException();<a name="line.292"></a> +<span class="sourceLineNo">293</span> } catch (IOException e) {<a name="line.293"></a> +<span class="sourceLineNo">294</span> LOG.warn("{} failed to call post CP hook for peer {}, " +<a name="line.294"></a> +<span class="sourceLineNo">295</span> "ignore since the procedure has already done", getClass().getName(), peerId, e);<a name="line.295"></a> +<span class="sourceLineNo">296</span> }<a name="line.296"></a> +<span class="sourceLineNo">297</span> releaseLatch();<a name="line.297"></a> +<span class="sourceLineNo">298</span> return Flow.NO_MORE_STATE;<a name="line.298"></a> +<span class="sourceLineNo">299</span> default:<a name="line.299"></a> +<span class="sourceLineNo">300</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.300"></a> +<span class="sourceLineNo">301</span> }<a name="line.301"></a> +<span class="sourceLineNo">302</span> }<a name="line.302"></a> +<span class="sourceLineNo">303</span><a name="line.303"></a> +<span class="sourceLineNo">304</span> @Override<a name="line.304"></a> +<span class="sourceLineNo">305</span> protected void rollbackState(MasterProcedureEnv env, PeerModificationState state)<a name="line.305"></a> +<span class="sourceLineNo">306</span> throws IOException, InterruptedException {<a name="line.306"></a> +<span class="sourceLineNo">307</span> if (state == PeerModificationState.PRE_PEER_MODIFICATION) {<a name="line.307"></a> +<span class="sourceLineNo">308</span> // actually the peer related operations has no rollback, but if we haven't done any<a name="line.308"></a> +<span class="sourceLineNo">309</span> // modifications on the peer storage yet, we can just return.<a name="line.309"></a> +<span class="sourceLineNo">310</span> return;<a name="line.310"></a> +<span class="sourceLineNo">311</span> }<a name="line.311"></a> +<span class="sourceLineNo">312</span> throw new UnsupportedOperationException();<a name="line.312"></a> +<span class="sourceLineNo">313</span> }<a name="line.313"></a> +<span class="sourceLineNo">314</span><a name="line.314"></a> +<span class="sourceLineNo">315</span> @Override<a name="line.315"></a> +<span class="sourceLineNo">316</span> protected PeerModificationState getState(int stateId) {<a name="line.316"></a> +<span class="sourceLineNo">317</span> return PeerModificationState.forNumber(stateId);<a name="line.317"></a> +<span class="sourceLineNo">318</span> }<a name="line.318"></a> +<span class="sourceLineNo">319</span><a name="line.319"></a> +<span class="sourceLineNo">320</span> @Override<a name="line.320"></a> +<span class="sourceLineNo">321</span> protected int getStateId(PeerModificationState state) {<a name="line.321"></a> +<span class="sourceLineNo">322</span> return state.getNumber();<a name="line.322"></a> +<span class="sourceLineNo">323</span> }<a name="line.323"></a> +<span class="sourceLineNo">324</span><a name="line.324"></a> +<span class="sourceLineNo">325</span> @Override<a name="line.325"></a> +<span class="sourceLineNo">326</span> protected PeerModificationState getInitialState() {<a name="line.326"></a> +<span class="sourceLineNo">327</span> return PeerModificationState.PRE_PEER_MODIFICATION;<a name="line.327"></a> +<span class="sourceLineNo">328</span> }<a name="line.328"></a> +<span class="sourceLineNo">329</span>}<a name="line.329"></a>
