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dlmarion pushed a commit to branch 2.1
in repository https://gitbox.apache.org/repos/asf/accumulo.git


The following commit(s) were added to refs/heads/2.1 by this push:
     new bc8df24ff8 Created UpgradeUtilIT, fixed issues in UpgradeUtil (#5454)
bc8df24ff8 is described below

commit bc8df24ff88b9ba05775f584502b6b35150dd995
Author: Dave Marion <dlmar...@apache.org>
AuthorDate: Fri Apr 4 17:13:19 2025 -0400

    Created UpgradeUtilIT, fixed issues in UpgradeUtil (#5454)
---
 .../apache/accumulo/server/util/UpgradeUtil.java   |   6 +-
 .../accumulo/test/upgrade/UpgradeUtilIT.java       | 102 +++++++++++++++++++++
 2 files changed, 105 insertions(+), 3 deletions(-)

diff --git 
a/server/base/src/main/java/org/apache/accumulo/server/util/UpgradeUtil.java 
b/server/base/src/main/java/org/apache/accumulo/server/util/UpgradeUtil.java
index 5c880da99d..db97283b30 100644
--- a/server/base/src/main/java/org/apache/accumulo/server/util/UpgradeUtil.java
+++ b/server/base/src/main/java/org/apache/accumulo/server/util/UpgradeUtil.java
@@ -19,7 +19,7 @@
 package org.apache.accumulo.server.util;
 
 import org.apache.accumulo.core.Constants;
-import org.apache.accumulo.core.cli.Help;
+import org.apache.accumulo.core.cli.ConfigOpts;
 import org.apache.accumulo.core.conf.Property;
 import org.apache.accumulo.core.conf.SiteConfiguration;
 import org.apache.accumulo.core.data.InstanceId;
@@ -46,7 +46,7 @@ public class UpgradeUtil implements KeywordExecutable {
 
   private static final Logger LOG = LoggerFactory.getLogger(UpgradeUtil.class);
 
-  static class Opts extends Help {
+  static class Opts extends ConfigOpts {
     @Parameter(names = "--prepare",
         description = "prepare an older version instance for an upgrade to a 
newer non-bugfix release."
             + " This command should be run using the older version of software 
after the instance is shut down.")
@@ -110,7 +110,7 @@ public class UpgradeUtil implements KeywordExecutable {
       LOG.info("Checking for existing fate transactions");
       try {
         // Adapted from UpgradeCoordinator.abortIfFateTransactions
-        if (!zoo.getChildren(Constants.ZFATE).isEmpty()) {
+        if (!zoo.getChildren(Constants.ZROOT + "/" + iid + 
Constants.ZFATE).isEmpty()) {
           throw new IllegalStateException("Cannot complete upgrade preparation"
               + " because FATE transactions exist. You can start a tserver, 
but"
               + " not the Manager, then use the shell to delete completed"
diff --git 
a/test/src/main/java/org/apache/accumulo/test/upgrade/UpgradeUtilIT.java 
b/test/src/main/java/org/apache/accumulo/test/upgrade/UpgradeUtilIT.java
new file mode 100644
index 0000000000..89671ff24f
--- /dev/null
+++ b/test/src/main/java/org/apache/accumulo/test/upgrade/UpgradeUtilIT.java
@@ -0,0 +1,102 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.accumulo.test.upgrade;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.util.UUID;
+
+import org.apache.accumulo.core.Constants;
+import org.apache.accumulo.core.fate.zookeeper.ZooUtil.NodeExistsPolicy;
+import org.apache.accumulo.harness.AccumuloClusterHarness;
+import org.apache.accumulo.minicluster.ServerType;
+import org.apache.accumulo.server.ServerContext;
+import org.apache.accumulo.server.util.UpgradeUtil;
+import org.apache.accumulo.test.util.Wait;
+import org.junit.jupiter.api.Test;
+
+public class UpgradeUtilIT extends AccumuloClusterHarness {
+
+  @Test
+  public void testPrepareFailsDueToManagerUp() throws Exception {
+    ServerContext ctx = getCluster().getServerContext();
+
+    ctx.getZooReaderWriter().putPersistentData(
+        ctx.getZooKeeperRoot() + Constants.ZPREPARE_FOR_UPGRADE, new byte[0],
+        NodeExistsPolicy.SKIP);
+    assertTrue(ctx.getZooReader().exists(ctx.getZooKeeperRoot() + 
Constants.ZPREPARE_FOR_UPGRADE));
+
+    System.setProperty("accumulo.properties", "file://" + 
getCluster().getAccumuloPropertiesPath());
+    IllegalStateException ise = assertThrows(IllegalStateException.class,
+        () -> new UpgradeUtil().execute(new String[] {"--prepare"}));
+    assertEquals("Manager is running, shut it down and retry this operation", 
ise.getMessage());
+    assertFalse(ctx.getZooReader().exists(ctx.getZooKeeperRoot() + 
Constants.ZPREPARE_FOR_UPGRADE));
+
+  }
+
+  @Test
+  public void testPrepareFailsDueToFateTransactions() throws Exception {
+    ServerContext ctx = getCluster().getServerContext();
+
+    ctx.getZooReaderWriter().putPersistentData(
+        ctx.getZooKeeperRoot() + Constants.ZPREPARE_FOR_UPGRADE, new byte[0],
+        NodeExistsPolicy.SKIP);
+    assertTrue(ctx.getZooReader().exists(ctx.getZooKeeperRoot() + 
Constants.ZPREPARE_FOR_UPGRADE));
+
+    assertTrue(ctx.getZooReader().getChildren(ctx.getZooKeeperRoot() + 
Constants.ZFATE).isEmpty());
+    ctx.getZooReaderWriter().putEphemeralData(
+        ctx.getZooKeeperRoot() + Constants.ZFATE + "/" + UUID.randomUUID(), 
new byte[0]);
+    assertFalse(ctx.getZooReader().getChildren(ctx.getZooKeeperRoot() + 
Constants.ZFATE).isEmpty());
+
+    getCluster().getClusterControl().stopAllServers(ServerType.MANAGER);
+    Wait.waitFor(() -> ctx.getZooReader()
+        .getChildren(ctx.getZooKeeperRoot() + 
Constants.ZMANAGER_LOCK).isEmpty());
+
+    System.setProperty("accumulo.properties", "file://" + 
getCluster().getAccumuloPropertiesPath());
+    IllegalStateException ise = assertThrows(IllegalStateException.class,
+        () -> new UpgradeUtil().execute(new String[] {"--prepare"}));
+    assertTrue(ise.getMessage()
+        .startsWith("Cannot complete upgrade preparation because FATE 
transactions exist."));
+    assertFalse(ctx.getZooReader().exists(ctx.getZooKeeperRoot() + 
Constants.ZPREPARE_FOR_UPGRADE));
+
+  }
+
+  @Test
+  public void testPrepareSucceeds() throws Exception {
+    ServerContext ctx = getCluster().getServerContext();
+
+    ctx.getZooReaderWriter().putPersistentData(
+        ctx.getZooKeeperRoot() + Constants.ZPREPARE_FOR_UPGRADE, new byte[0],
+        NodeExistsPolicy.SKIP);
+    assertTrue(ctx.getZooReader().exists(ctx.getZooKeeperRoot() + 
Constants.ZPREPARE_FOR_UPGRADE));
+
+    getCluster().getClusterControl().stopAllServers(ServerType.MANAGER);
+    Wait.waitFor(() -> ctx.getZooReader()
+        .getChildren(ctx.getZooKeeperRoot() + 
Constants.ZMANAGER_LOCK).isEmpty());
+
+    System.setProperty("accumulo.properties", "file://" + 
getCluster().getAccumuloPropertiesPath());
+    new UpgradeUtil().execute(new String[] {"--prepare"});
+    assertTrue(ctx.getZooReader().exists(ctx.getZooKeeperRoot() + 
Constants.ZPREPARE_FOR_UPGRADE));
+
+  }
+
+}

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