Backport includeEndStreamAction in DeltasharingService to branch-1.0

client/src/main/scala/io/delta/sharing/client/util/ConfUtils.scala

@@ -30,6 +30,9 @@ object ConfUtils {
   val MAX_RETRY_DURATION_CONF = "spark.delta.sharing.network.maxRetryDuration"
   val MAX_RETRY_DURATION_DEFAULT_MILLIS = 10L * 60L* 1000L /* 10 mins */
 
+  val INCLUDE_END_STREAM_ACTION_CONF = "spark.delta.sharing.query.includeEndStreamAction"
+  val INCLUDE_END_STREAM_ACTION_DEFAULT = "false"
+
   val TIMEOUT_CONF = "spark.delta.sharing.network.timeout"
   val TIMEOUT_DEFAULT = "320s"
 
@@ -111,6 +114,14 @@ object ConfUtils {
     maxDur
   }
 
+  def includeEndStreamAction(conf: Configuration): Boolean = {
+    conf.getBoolean(INCLUDE_END_STREAM_ACTION_CONF, INCLUDE_END_STREAM_ACTION_DEFAULT.toBoolean)
+  }
+
+  def includeEndStreamAction(conf: SQLConf): Boolean = {
+    conf.getConfString(INCLUDE_END_STREAM_ACTION_CONF, INCLUDE_END_STREAM_ACTION_DEFAULT).toBoolean
+  }
+
   def timeoutInSeconds(conf: Configuration): Int = {
     val timeoutStr = conf.get(TIMEOUT_CONF, TIMEOUT_DEFAULT)
     toTimeInSeconds(timeoutStr, TIMEOUT_CONF)

client/src/main/scala/io/delta/sharing/client/util/RetryUtils.scala

@@ -22,6 +22,8 @@ import scala.util.control.NonFatal
 
 import org.apache.spark.internal.Logging
 
+import io.delta.sharing.spark.MissingEndStreamActionException
+
 private[sharing] object RetryUtils extends Logging {
 
   // Expose it for testing
@@ -70,6 +72,7 @@ private[sharing] object RetryUtils extends Logging {
         } else {
           false
         }
+      case _: MissingEndStreamActionException => true
       case _: java.net.SocketTimeoutException => true
       // do not retry on ConnectionClosedException because it can be caused by invalid json returned
       // from the delta sharing server.

client/src/main/scala/io/delta/sharing/spark/DeltaSharingErrors.scala

@@ -18,6 +18,8 @@ package io.delta.sharing.spark
 
 import org.apache.spark.sql.types.StructType
 
+class MissingEndStreamActionException(message: String) extends IllegalStateException(message)
+
 object DeltaSharingErrors {
   def nonExistentDeltaSharingTable(tableId: String): Throwable = {
     new IllegalStateException(s"Delta sharing table ${tableId} doesn't exist. " +

client/src/main/scala/io/delta/sharing/spark/DeltaSharingSource.scala

@@ -18,6 +18,7 @@ package io.delta.sharing.spark
 
 // scalastyle:off import.ordering.noEmptyLine
 import java.lang.ref.WeakReference
+import java.util.UUID
 
 import scala.collection.mutable.ArrayBuffer
 
@@ -100,6 +101,8 @@ case class DeltaSharingSource(
   assert(deltaLog.client.getForStreaming,
     "forStreaming must be true for client in DeltaSharingSource.")
 
+  private val sourceId = Some(UUID.randomUUID().toString().split('-').head)
+
   // The snapshot that's used to construct the dataframe, constructed when source is initialized.
   // Use latest snapshot instead of snapshot at startingVersion, to allow easy recovery from
   // failures on schema incompatibility.
@@ -148,10 +151,12 @@ case class DeltaSharingSource(
     val intervalSeconds = ConfUtils.MINIMUM_TABLE_VERSION_INTERVAL_SECONDS.max(
       ConfUtils.streamingQueryTableVersionIntervalSeconds(spark.sessionState.conf)
     )
-    logInfo(s"Configured queryTableVersionIntervalSeconds:${intervalSeconds}.")
+    logInfo(s"Configured queryTableVersionIntervalSeconds:${intervalSeconds}," +
+      getTableInfoForLogging)
     if (intervalSeconds < ConfUtils.MINIMUM_TABLE_VERSION_INTERVAL_SECONDS) {
       throw new IllegalArgumentException(s"QUERY_TABLE_VERSION_INTERVAL_MILLIS($intervalSeconds) " +
-        s"must not be less than ${ConfUtils.MINIMUM_TABLE_VERSION_INTERVAL_SECONDS} seconds.")
+        s"must not be less than ${ConfUtils.MINIMUM_TABLE_VERSION_INTERVAL_SECONDS} seconds,"
+        + getTableInfoForLogging)
     }
     intervalSeconds * 1000
   }
@@ -166,6 +171,13 @@ case class DeltaSharingSource(
     TableRefreshResult(Map.empty[String, String], None, None)
   }
 
+  private lazy val getTableInfoForLogging: String =
+    s" for table(id:$tableId, name:${deltaLog.table.toString}, source:$sourceId)"
+
+  private def getQueryIdForLogging: String = {
+    s", with queryId(${deltaLog.client.getQueryId})"
+  }
+
   // Check the latest table version from the delta sharing server through the client.getTableVersion
   // RPC. Adding a minimum interval of QUERY_TABLE_VERSION_INTERVAL_MILLIS between two consecutive
   // rpcs to avoid traffic jam on the delta sharing server.
@@ -174,13 +186,14 @@ case class DeltaSharingSource(
     if (lastGetVersionTimestamp == -1 ||
       (currentTimeMillis - lastGetVersionTimestamp) >= QUERY_TABLE_VERSION_INTERVAL_MILLIS) {
       val serverVersion = deltaLog.client.getTableVersion(deltaLog.table)
-      logInfo(s"Got table version $serverVersion from Delta Sharing Server.")
+      logInfo(s"Got table version $serverVersion from Delta Sharing Server," +
+        getTableInfoForLogging)
       if (serverVersion < 0) {
         throw new IllegalStateException(s"Delta Sharing Server returning negative table version:" +
-          s"$serverVersion.")
+          s"$serverVersion," + getTableInfoForLogging)
       } else if (serverVersion < latestTableVersion) {
         logWarning(s"Delta Sharing Server returning smaller table version:$serverVersion < " +
-          s"$latestTableVersion.")
+          s"$latestTableVersion, " + getTableInfoForLogging)
       }
       latestTableVersion = serverVersion
       lastGetVersionTimestamp = currentTimeMillis
@@ -246,7 +259,7 @@ case class DeltaSharingSource(
           s"$fromVersion, $fromIndex, $isStartingVersion) is not included in sortedFetchedFiles[" +
           s"(${headFile.version}, ${headFile.index}, ${headFile.isSnapshot}) to " +
           s"(${lastFile.version}, ${lastFile.index}, ${lastFile.isSnapshot})], " +
-          s"for table(id:$tableId, name:${deltaLog.table.toString})")
+          getTableInfoForLogging)
         sortedFetchedFiles = Seq.empty
       } else {
         return
@@ -265,7 +278,7 @@ case class DeltaSharingSource(
       logInfo(s"Reducing ending version for delta sharing rpc from currentLatestVersion(" +
         s"$currentLatestVersion) to endingVersionForQuery($endingVersionForQuery), fromVersion:" +
         s"$fromVersion, maxVersionsPerRpc:$maxVersionsPerRpc, " +
-        s"for table(id:$tableId, name:${deltaLog.table.toString})."
+        getTableInfoForLogging
       )
     }
 
@@ -332,7 +345,7 @@ case class DeltaSharingSource(
   ): Unit = {
     synchronized {
       logInfo(s"Refreshing sortedFetchedFiles(size: ${sortedFetchedFiles.size}) with newIdToUrl(" +
-        s"size: ${newIdToUrl.size}), for table(id:$tableId, name:${deltaLog.table.toString}).")
+        s"size: ${newIdToUrl.size})," + getTableInfoForLogging + getQueryIdForLogging)
       lastQueryTableTimestamp = queryTimestamp
       minUrlExpirationTimestamp = newMinUrlExpiration
       if (!CachedTableManager.INSTANCE.isValidUrlExpirationTime(minUrlExpirationTimestamp)) {
@@ -351,7 +364,7 @@ case class DeltaSharingSource(
             val newUrl = newIdToUrl.getOrElse(
               indexedFile.add.id,
               throw new IllegalStateException(s"cannot find url for id ${indexedFile.add.id} " +
-                s"when refreshing table ${deltaLog.path}")
+                s"when refreshing table ${deltaLog.path}," + getTableInfoForLogging)
             )
             indexedFile.add.copy(url = newUrl)
           },
@@ -362,7 +375,7 @@ case class DeltaSharingSource(
             val newUrl = newIdToUrl.getOrElse(
               indexedFile.remove.id,
               throw new IllegalStateException(s"cannot find url for id ${indexedFile.remove.id} " +
-                s"when refreshing table ${deltaLog.path}")
+                s"when refreshing table ${deltaLog.path}," + getTableInfoForLogging)
             )
             indexedFile.remove.copy(url = newUrl)
           },
@@ -373,7 +386,7 @@ case class DeltaSharingSource(
             val newUrl = newIdToUrl.getOrElse(
               indexedFile.cdc.id,
               throw new IllegalStateException(s"cannot find url for id ${indexedFile.cdc.id} " +
-                s"when refreshing table ${deltaLog.path}")
+                s"when refreshing table ${deltaLog.path}," + getTableInfoForLogging)
             )
             indexedFile.cdc.copy(url = newUrl)
           },
@@ -382,7 +395,7 @@ case class DeltaSharingSource(
         )
       }
       logInfo(s"Refreshed ${numUrlsRefreshed} urls in sortedFetchedFiles(size: " +
-        s"${sortedFetchedFiles.size}).")
+        s"${sortedFetchedFiles.size})," + getTableInfoForLogging)
     }
   }
 
@@ -408,8 +421,8 @@ case class DeltaSharingSource(
       isStartingVersion: Boolean,
       endingVersionForQuery: Long): Unit = {
     logInfo(s"Fetching files with fromVersion($fromVersion), fromIndex($fromIndex), " +
-      s"isStartingVersion($isStartingVersion), endingVersionForQuery($endingVersionForQuery), " +
-      s"for table(id:$tableId, name:${deltaLog.table.toString})."
+      s"isStartingVersion($isStartingVersion), endingVersionForQuery($endingVersionForQuery)," +
+      getTableInfoForLogging
     )
     resetGlobalTimestamp()
     if (isStartingVersion) {
@@ -456,7 +469,7 @@ case class DeltaSharingSource(
       val numFiles = tableFiles.files.size
       logInfo(
         s"Fetched ${numFiles} files for table version ${tableFiles.version} from" +
-          " delta sharing server."
+          s" delta sharing server," + getTableInfoForLogging + getQueryIdForLogging
       )
       tableFiles.files.sortWith(fileActionCompareFunc).zipWithIndex.foreach {
         case (file, index) if (index > fromIndex) =>
@@ -510,11 +523,13 @@ case class DeltaSharingSource(
 
         TableRefreshResult(idToUrl, minUrlExpiration, None)
       }
-      val allAddFiles = validateCommitAndFilterAddFiles(tableFiles).groupBy(a => a.version)
+      val filteredAddFiles = validateCommitAndFilterAddFiles(tableFiles)
+      val allAddFiles = filteredAddFiles.groupBy(a => a.version)
       logInfo(
-        s"Fetched and filtered ${allAddFiles.size} files from startingVersion " +
+        s"Fetched ${tableFiles.addFiles.size} files, filtered ${filteredAddFiles.size} " +
+          s"in ${allAddFiles.size} versions from startingVersion " +
           s"${fromVersion} to endingVersion ${endingVersionForQuery} from " +
-          "delta sharing server."
+          s"delta sharing server," + getTableInfoForLogging + getQueryIdForLogging
       )
       for (v <- fromVersion to endingVersionForQuery) {
         val vAddFiles = allAddFiles.getOrElse(v, ArrayBuffer[AddFileForCDF]())
@@ -555,7 +570,7 @@ case class DeltaSharingSource(
       endingVersionForQuery: Long): Unit = {
     logInfo(s"Fetching CDF files with fromVersion($fromVersion), fromIndex($fromIndex), " +
       s"endingVersionForQuery($endingVersionForQuery), " +
-      s"for table(id:$tableId, name:${deltaLog.table.toString}).")
+      s"endingVersionForQuery($endingVersionForQuery)," + getTableInfoForLogging)
     resetGlobalTimestamp()
     val tableFiles = deltaLog.client.getCDFFiles(
       deltaLog.table,
@@ -824,7 +839,7 @@ case class DeltaSharingSource(
         case cdf: AddCDCFile => cdfFiles.append(cdf)
         case add: AddFileForCDF => addFiles.append(add)
         case remove: RemoveFile => removeFiles.append(remove)
-        case f => throw new IllegalStateException(s"Unexpected File:${f}")
+        case f => throw new IllegalStateException(s"Unexpected File:${f}," + getTableInfoForLogging)
       }
     }
 
@@ -1000,8 +1015,8 @@ case class DeltaSharingSource(
   }
 
   override def getBatch(startOffsetOption: Option[Offset], end: Offset): DataFrame = {
-    logInfo(s"getBatch with startOffsetOption($startOffsetOption) and end($end), " +
-      s"for table(id:$tableId, name:${deltaLog.table.toString})")
+    logInfo(s"getBatch with startOffsetOption($startOffsetOption) and end($end)," +
+      getTableInfoForLogging)
     val endOffset = DeltaSharingSourceOffset(tableId, end)
 
     val (startVersion, startIndex, isStartingVersion, startSourceVersion) = if (
@@ -1028,7 +1043,7 @@ case class DeltaSharingSource(
       val startOffset = DeltaSharingSourceOffset(tableId, startOffsetOption.get)
       if (startOffset == endOffset) {
         logInfo(s"startOffset($startOffset) is the same as endOffset($endOffset) in getBatch, " +
-          s"for table(id:$tableId, name:${deltaLog.table.toString})")
+          getTableInfoForLogging)
         previousOffset = endOffset
         // This happens only if we recover from a failure and `MicroBatchExecution` tries to call
         // us with the previous offsets. The returned DataFrame will be dropped immediately, so we
@@ -1128,7 +1143,7 @@ case class DeltaSharingSource(
     } else if (options.startingTimestamp.isDefined) {
       val version = deltaLog.client.getTableVersion(deltaLog.table, options.startingTimestamp)
       logInfo(s"Got table version $version for timestamp ${options.startingTimestamp} " +
-        s"from Delta Sharing Server.")
+        s"from Delta Sharing Server," + getTableInfoForLogging)
       Some(version)
     } else {
       None

client/src/test/scala/io/delta/sharing/client/DeltaSharingRestClientDeltaSuite.scala

@@ -39,15 +39,15 @@ class DeltaSharingRestClientDeltaSuite extends DeltaSharingIntegrationTest {
     val httpRequest = new HttpGet("random_url")
 
     val client = new DeltaSharingRestClient(testProfileProvider)
-    var h = client.prepareHeaders(httpRequest).getFirstHeader(DeltaSharingRestClient.DELTA_SHARING_CAPABILITIES_HEADER)
+    var h = client.prepareHeaders(httpRequest, setIncludeEndStreamAction = false).getFirstHeader(DeltaSharingRestClient.DELTA_SHARING_CAPABILITIES_HEADER)
     // scalastyle:off caselocale
     assert(h.getValue.toLowerCase().contains(s"responseformat=${DeltaSharingRestClient.RESPONSE_FORMAT_PARQUET}"))
 
     val deltaClient = new DeltaSharingRestClient(
       testProfileProvider,
       responseFormat = DeltaSharingRestClient.RESPONSE_FORMAT_DELTA
     )
-    h = deltaClient.prepareHeaders(httpRequest).getFirstHeader(DeltaSharingRestClient.DELTA_SHARING_CAPABILITIES_HEADER)
+    h = deltaClient.prepareHeaders(httpRequest, setIncludeEndStreamAction = false).getFirstHeader(DeltaSharingRestClient.DELTA_SHARING_CAPABILITIES_HEADER)
     // scalastyle:off caselocale
     assert(h.getValue.toLowerCase().contains(s"responseformat=${DeltaSharingRestClient.RESPONSE_FORMAT_DELTA}"))
   }

client/src/test/scala/io/delta/sharing/client/DeltaSharingRestClientSuite.scala

@@ -84,36 +84,66 @@ class DeltaSharingRestClientSuite extends DeltaSharingIntegrationTest {
       assert(h.contains(" java/"))
     }
 
-    def checkDeltaSharingCapabilities(request: HttpRequestBase, expected: String): Unit = {
+    def getEndStreamActionHeader(endStreamActionEnabled: Boolean): String = {
+      if (endStreamActionEnabled) {
+        s";$DELTA_SHARING_INCLUDE_END_STREAM_ACTION=true"
+      } else {
+        ""
+      }
+    }
+
+    def checkDeltaSharingCapabilities(
+                                         request: HttpRequestBase,
+                                         responseFormat: String,
+                                         readerFeatures: String,
+                                         endStreamActionEnabled: Boolean): Unit = {
+      val expected = s"${RESPONSE_FORMAT}=$responseFormat$readerFeatures" +
+        getEndStreamActionHeader(endStreamActionEnabled)
       val h = request.getFirstHeader(DELTA_SHARING_CAPABILITIES_HEADER)
       assert(h.getValue == expected)
     }
 
-    var httpRequestBase = new DeltaSharingRestClient(
-      testProfileProvider, forStreaming = false, readerFeatures = "willBeIgnored").prepareHeaders(httpRequest)
-    checkUserAgent(httpRequestBase, false)
-    checkDeltaSharingCapabilities(httpRequestBase, "responseformat=parquet")
+    Seq(
+      (true, true),
+      (true, false),
+      (false, true),
+      (false, false)
+    ).foreach { case (forStreaming, endStreamActionEnabled) =>
+      val httpRequest = new HttpGet("random_url")
+      var request = new DeltaSharingRestClient(
+        testProfileProvider,
+        forStreaming = forStreaming,
+        endStreamActionEnabled = endStreamActionEnabled,
+        readerFeatures = "willBeIgnored")
+        .prepareHeaders(httpRequest, setIncludeEndStreamAction = endStreamActionEnabled)
+      checkUserAgent(request, forStreaming)
+      checkDeltaSharingCapabilities(request, "parquet", "", endStreamActionEnabled)
 
-    val readerFeatures = "deletionVectors,columnMapping,timestampNTZ"
-    httpRequestBase = new DeltaSharingRestClient(
-      testProfileProvider,
-      forStreaming = true,
-      responseFormat = RESPONSE_FORMAT_DELTA,
-      readerFeatures = readerFeatures).prepareHeaders(httpRequest)
-    checkUserAgent(httpRequestBase, true)
-    checkDeltaSharingCapabilities(
-      httpRequestBase, s"responseformat=delta;readerfeatures=$readerFeatures"
-    )
+      val readerFeatures = "deletionVectors,columnMapping,timestampNTZ"
+      request = new DeltaSharingRestClient(
+        testProfileProvider,
+        forStreaming = forStreaming,
+        endStreamActionEnabled = endStreamActionEnabled,
+        responseFormat = RESPONSE_FORMAT_DELTA,
+        readerFeatures = readerFeatures)
+        .prepareHeaders(httpRequest, setIncludeEndStreamAction = endStreamActionEnabled)
+      checkUserAgent(request, forStreaming)
+      checkDeltaSharingCapabilities(
+        request, "delta", s";$READER_FEATURES=$readerFeatures", endStreamActionEnabled
+      )
 
-    httpRequestBase = new DeltaSharingRestClient(
-      testProfileProvider,
-      forStreaming = true,
-      responseFormat = s"$RESPONSE_FORMAT_DELTA,$RESPONSE_FORMAT_PARQUET",
-      readerFeatures = readerFeatures).prepareHeaders(httpRequest)
-    checkUserAgent(httpRequestBase, true)
-    checkDeltaSharingCapabilities(
-      httpRequestBase, s"responseformat=delta,parquet;readerfeatures=$readerFeatures"
-    )
+      request = new DeltaSharingRestClient(
+        testProfileProvider,
+        forStreaming = forStreaming,
+        endStreamActionEnabled = endStreamActionEnabled,
+        responseFormat = s"$RESPONSE_FORMAT_DELTA,$RESPONSE_FORMAT_PARQUET",
+        readerFeatures = readerFeatures)
+        .prepareHeaders(httpRequest, setIncludeEndStreamAction = endStreamActionEnabled)
+      checkUserAgent(request, forStreaming)
+      checkDeltaSharingCapabilities(
+        request, s"delta,parquet", s";$READER_FEATURES=$readerFeatures", endStreamActionEnabled
+      )
+    }
   }
 
   integrationTest("listAllTables") {
@@ -1007,7 +1037,8 @@ class DeltaSharingRestClientSuite extends DeltaSharingIntegrationTest {
               false
             )
           }.getMessage
-          assert(errorMessage.contains("""400 Bad Request {"errorCode":"RESOURCE_DOES_NOT_EXIST""""))
+          assert(errorMessage.contains("""400 Bad Request for query"""))
+          assert(errorMessage.contains("""{"errorCode":"RESOURCE_DOES_NOT_EXIST""""))
           assert(errorMessage.contains("table files missing"))
         } finally {
           client.close()