/** This tests entityGroup assignment */
@Test(timeout = 120000)
public void testAssignEntityGroup() throws Exception {
String table = "testAssignEntityGroup";
try {
FTable desc = FMetaTestUtil.makeTable(table);
admin.createTable(desc);
EntityGroupInfo egInfo =
new EntityGroupInfo(
Bytes.toBytes(desc.getTableName()), Bytes.toBytes("A"), Bytes.toBytes("Z"));
FMetaEditor.addEntityGroupToMeta(conf, egInfo);
FMaster master = TEST_UTIL.getWaspCluster().getMaster();
master.assignEntityGroup(egInfo);
master.getAssignmentManager().waitForAssignment(egInfo);
ServerName serverName =
master.getAssignmentManager().getEntityGroupStates().getFServerOfEntityGroup(egInfo);
TEST_UTIL.assertEntityGroupOnServer(egInfo, serverName, 200);
} finally {
TEST_UTIL.deleteTable(Bytes.toBytes(table));
}
}
@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
FMaster master = (FMaster) getServletContext().getAttribute(FMaster.MASTER);
assert master != null : "No Master in context!";
Configuration conf = master.getConfiguration();
WaspAdmin admin = new WaspAdmin(conf);
List<ServerName> servers = master.getFServerManager().getOnlineServersList();
Set<ServerName> deadServers = master.getFServerManager().getDeadServers();
response.setContentType("text/html");
MasterStatusTmpl tmpl =
new MasterStatusTmpl()
.setShowAppendWarning(shouldShowAppendWarning(conf))
.setServers(servers)
.setDeadServers(deadServers);
if (request.getParameter("filter") != null) tmpl.setFilter(request.getParameter("filter"));
if (request.getParameter("format") != null) tmpl.setFormat(request.getParameter("format"));
tmpl.render(response.getWriter(), master, admin);
}
EntityGroupInfo createTableAndGetOneEntityGroup(final String tableName)
throws IOException, InterruptedException {
FTable desc = FMetaTestUtil.makeTable(tableName);
admin.createTable(desc, Bytes.toBytes("A"), Bytes.toBytes("Z"), 5);
// wait till the table is assigned
FMaster master = TEST_UTIL.getWaspCluster().getMaster();
long timeoutTime = System.currentTimeMillis() + 100;
while (true) {
List<EntityGroupInfo> entityGroups =
master
.getAssignmentManager()
.getEntityGroupStates()
.getEntityGroupsOfTable(Bytes.toBytes(tableName));
if (entityGroups.size() > 3) {
return entityGroups.get(2);
}
long now = System.currentTimeMillis();
if (now > timeoutTime) {
fail("Could not find an online entityGroup");
}
Thread.sleep(10);
}
}
