PHOENIX-7751 : [SyncTable Tool] Feature to validate table data using PhoenixSyncTable tool b/w source and target cluster

phoenix-core-client/src/main/java/org/apache/phoenix/coprocessorclient/BaseScannerRegionObserverConstants.java

@@ -199,4 +199,23 @@ public static long getMaxLookbackInMillis(Configuration conf) {
 
   /** Exposed for testing */
   public static final String SCANNER_OPENED_TRACE_INFO = "Scanner opened on server";
+
+  /**
+   * PhoenixSyncTableTool scan attributes for server-side chunk formation and checksum
+   */
+  public static final String SYNC_TABLE_CHUNK_FORMATION = "_SyncTableChunkFormation";
+  public static final String SYNC_TABLE_CHUNK_SIZE_BYTES = "_SyncTableChunkSizeBytes";
+  public static final String SYNC_TABLE_CONTINUED_DIGEST_STATE = "_SyncTableContinuedDigestState";
+
+  /**
+   * PhoenixSyncTableTool chunk metadata cell qualifiers. These define the wire protocol between
+   * hoenixSyncTableRegionScanner (server-side coprocessor) and PhoenixSyncTableMapper (client-side
+   * mapper). The coprocessor returns chunk metadata as HBase cells with these qualifiers, and the
+   * mapper parses them to extract chunk information.
+   */
+  public static final byte[] SYNC_TABLE_END_KEY_QUALIFIER = Bytes.toBytes("END_KEY");
+  public static final byte[] SYNC_TABLE_HASH_QUALIFIER = Bytes.toBytes("HASH");
+  public static final byte[] SYNC_TABLE_ROW_COUNT_QUALIFIER = Bytes.toBytes("ROW_COUNT");
+  public static final byte[] SYNC_TABLE_IS_PARTIAL_CHUNK_QUALIFIER =
+    Bytes.toBytes("IS_PARTIAL_CHUNK");
 }

phoenix-core-client/src/main/java/org/apache/phoenix/query/QueryServices.java

@@ -218,6 +218,14 @@ public interface QueryServices extends SQLCloseable {
 
   public static final String ALLOW_LOCAL_INDEX_ATTRIB = "phoenix.index.allowLocalIndex";
 
+  // Timeout config for PhoenixSyncTableTool
+  public static final String SYNC_TABLE_QUERY_TIMEOUT_ATTRIB = "phoenix.sync.table.query.timeout";
+  public static final String SYNC_TABLE_RPC_TIMEOUT_ATTRIB = "phoenix.sync.table.rpc.timeout";
+  public static final String SYNC_TABLE_CLIENT_SCANNER_TIMEOUT_ATTRIB =
+    "phoenix.sync.table.client.scanner.timeout";
+  public static final String SYNC_TABLE_RPC_RETRIES_COUNTER =
+    "phoenix.sync.table.rpc.retries.counter";
+
   // Retries when doing server side writes to SYSTEM.CATALOG
   public static final String METADATA_WRITE_RETRIES_NUMBER = "phoenix.metadata.rpc.retries.number";
   public static final String METADATA_WRITE_RETRY_PAUSE = "phoenix.metadata.rpc.pause";

phoenix-core-client/src/main/java/org/apache/phoenix/query/QueryServicesOptions.java

@@ -254,6 +254,12 @@ public class QueryServicesOptions {
                                                                                                // hrs
   public static final long DEFAULT_INDEX_PENDING_DISABLE_THRESHOLD = 30000; // 30 secs
 
+  // 30 min scan timeout * 5 tries, with 2100ms total pause time between retries
+  public static final long DEFAULT_SYNC_TABLE_QUERY_TIMEOUT = (5 * 30000 * 60) + 2100;
+  public static final long DEFAULT_SYNC_TABLE_RPC_TIMEOUT = 30000 * 60; // 30 mins
+  public static final long DEFAULT_SYNC_TABLE_CLIENT_SCANNER_TIMEOUT = 30000 * 60; // 30 mins
+  public static final int DEFAULT_SYNC_TABLE_RPC_RETRIES_COUNTER = 5; // 5 total tries at rpc level
+
   /**
    * HConstants#HIGH_QOS is the max we will see to a standard table. We go higher to differentiate
    * and give some room for things in the middle

phoenix-core-client/src/main/java/org/apache/phoenix/util/ScanUtil.java

@@ -1182,6 +1182,10 @@ public static boolean isIndexRebuild(Scan scan) {
     return scan.getAttribute((BaseScannerRegionObserverConstants.REBUILD_INDEXES)) != null;
   }
 
+  public static boolean isSyncTableChunkFormation(Scan scan) {
+    return scan.getAttribute(BaseScannerRegionObserverConstants.SYNC_TABLE_CHUNK_FORMATION) != null;
+  }
+
   public static int getClientVersion(Scan scan) {
     int clientVersion = UNKNOWN_CLIENT_VERSION;
     byte[] clientVersionBytes =

phoenix-core-server/pom.xml

@@ -173,6 +173,11 @@
       <groupId>com.google.code.findbugs</groupId>
       <artifactId>jsr305</artifactId>
     </dependency>
+    <dependency>
+      <groupId>org.bouncycastle</groupId>
+      <artifactId>bcprov-jdk18on</artifactId>
+      <version>1.79</version>
+    </dependency>
   </dependencies>
 
   <build>