HBASE-27037 Display the region server state on the Web UI (#4432)

Signed-off-by: Pankaj Kumar <[email protected]> Signed-off-by: Duo Zhang <[email protected]> (cherry picked from commit db99208)
apache · Jun 2, 2022 · b21930f · b21930f
1 parent 40c2743
commit b21930f
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/hbase-server/src/main/jamon/org/apache/hadoop/hbase/tmpl/master/RegionServerListTmpl.jamon b/hbase-server/src/main/jamon/org/apache/hadoop/hbase/tmpl/master/RegionServerListTmpl.jamon
@@ -97,9 +97,13 @@ Arrays.sort(serverNames);
     int totalRegions = 0;
     int totalRequestsPerSecond = 0;
     int inconsistentNodeNum = 0;
+    String state = "Normal";
     String masterVersion = VersionInfo.getVersion();
+    Set<ServerName> decommissionedServers = new HashSet<>(master.listDecommissionedRegionServers());
     for (ServerName serverName: serverNames) {
-
+    if (decommissionedServers.contains(serverName)) {
+        state = "Decommissioned";
+    }
     ServerMetrics sl = master.getServerManager().getLoad(serverName);
     String version = master.getRegionServerVersion(serverName);
     if (!masterVersion.equals(version)) {
@@ -134,6 +138,7 @@ Arrays.sort(serverNames);
 <tr><td>Total:<% servers.size() %></td>
 <td></td>
 <td></td>
+<td></td>
 <%if inconsistentNodeNum > 0%>
   <td style="color:red;"><% inconsistentNodeNum %> nodes with inconsistent version</td>
 <%else>