Separate out changes to add primary store size in status

Signed-off-by: Lakshya Taragi <[email protected]>

server/src/internalClusterTest/java/org/opensearch/snapshots/RemoteIndexSnapshotStatusApiIT.java

@@ -269,7 +269,7 @@ private void assertShallowV2SnapshotStatus(SnapshotStatus snapshotStatus, boolea
         if (hasIndexFilter) {
             assertEquals(0, snapshotStatus.getStats().getTotalSize());
         } else {
-            assertTrue(snapshotStatus.getStats().getTotalSize() > 0);
+            // TODO: after adding primary store size at the snapshot level, total size here should be > 0
         }
         // assert that total and incremental values of file count and size_in_bytes are 0 at index and shard levels
         assertEquals(0, snapshotStatus.getStats().getTotalFileCount());

server/src/main/java/org/opensearch/action/admin/cluster/snapshots/status/SnapshotStatus.java

@@ -32,7 +32,6 @@
 
 package org.opensearch.action.admin.cluster.snapshots.status;
 
-import org.opensearch.Version;
 import org.opensearch.cluster.SnapshotsInProgress;
 import org.opensearch.cluster.SnapshotsInProgress.State;
 import org.opensearch.common.Nullable;
@@ -87,8 +86,6 @@ public class SnapshotStatus implements ToXContentObject, Writeable {
 
     private SnapshotStats stats;
 
-    private final long initialTotalSizeInBytes;
-
     @Nullable
     private final Boolean includeGlobalState;
 
@@ -99,12 +96,7 @@ public class SnapshotStatus implements ToXContentObject, Writeable {
         includeGlobalState = in.readOptionalBoolean();
         final long startTime = in.readLong();
         final long time = in.readLong();
-        if (in.getVersion().onOrAfter(Version.V_2_17_0)) {
-            initialTotalSizeInBytes = in.readOptionalLong();
-        } else {
-            initialTotalSizeInBytes = 0L;
-        }
-        updateShardStats(startTime, time, initialTotalSizeInBytes);
+        updateShardStats(startTime, time);
     }
 
     SnapshotStatus(
@@ -113,18 +105,15 @@ public class SnapshotStatus implements ToXContentObject, Writeable {
         List<SnapshotIndexShardStatus> shards,
         Boolean includeGlobalState,
         long startTime,
-        long time,
-        long initialTotalSizeInBytes
+        long time
     ) {
         this.snapshot = Objects.requireNonNull(snapshot);
         this.state = Objects.requireNonNull(state);
         this.shards = Objects.requireNonNull(shards);
         this.includeGlobalState = includeGlobalState;
         shardsStats = new SnapshotShardsStats(shards);
         assert time >= 0 : "time must be >= 0 but received [" + time + "]";
-        this.initialTotalSizeInBytes = initialTotalSizeInBytes;
-        assert initialTotalSizeInBytes >= 0 : "initialTotalSizeInBytes must be >= 0 but received [" + initialTotalSizeInBytes + "]";
-        updateShardStats(startTime, time, initialTotalSizeInBytes);
+        updateShardStats(startTime, time);
     }
 
     private SnapshotStatus(
@@ -134,8 +123,7 @@ private SnapshotStatus(
         Map<String, SnapshotIndexStatus> indicesStatus,
         SnapshotShardsStats shardsStats,
         SnapshotStats stats,
-        Boolean includeGlobalState,
-        long initialTotalSizeInBytes
+        Boolean includeGlobalState
     ) {
         this.snapshot = snapshot;
         this.state = state;
@@ -144,7 +132,6 @@ private SnapshotStatus(
         this.shardsStats = shardsStats;
         this.stats = stats;
         this.includeGlobalState = includeGlobalState;
-        this.initialTotalSizeInBytes = initialTotalSizeInBytes;
     }
 
     /**
@@ -217,9 +204,6 @@ public void writeTo(StreamOutput out) throws IOException {
         out.writeOptionalBoolean(includeGlobalState);
         out.writeLong(stats.getStartTime());
         out.writeLong(stats.getTime());
-        if (out.getVersion().onOrAfter(Version.V_2_17_0)) {
-            out.writeOptionalLong(initialTotalSizeInBytes);
-        }
     }
 
     @Override
@@ -240,7 +224,6 @@ public SnapshotStats getStats() {
     private static final String STATE = "state";
     private static final String INDICES = "indices";
     private static final String INCLUDE_GLOBAL_STATE = "include_global_state";
-    private static final String INITIAL_TOTAL_SIZE_IN_BYTES = "initial_total_size_in_bytes";
 
     @Override
     public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
@@ -252,9 +235,6 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
         if (includeGlobalState != null) {
             builder.field(INCLUDE_GLOBAL_STATE, includeGlobalState);
         }
-        if (initialTotalSizeInBytes != 0) {
-            builder.field(INITIAL_TOTAL_SIZE_IN_BYTES, initialTotalSizeInBytes);
-        }
         builder.field(SnapshotShardsStats.Fields.SHARDS_STATS, shardsStats, params);
         builder.field(SnapshotStats.Fields.STATS, stats, params);
         builder.startObject(INDICES);
@@ -276,7 +256,6 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
             String uuid = (String) parsedObjects[i++];
             String rawState = (String) parsedObjects[i++];
             Boolean includeGlobalState = (Boolean) parsedObjects[i++];
-            Long initialTotalSizeInBytes = (Long) parsedObjects[i++];
             SnapshotStats stats = ((SnapshotStats) parsedObjects[i++]);
             SnapshotShardsStats shardsStats = ((SnapshotShardsStats) parsedObjects[i++]);
             @SuppressWarnings("unchecked")
@@ -297,16 +276,7 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
                     shards.addAll(index.getShards().values());
                 }
             }
-            return new SnapshotStatus(
-                snapshot,
-                state,
-                shards,
-                indicesStatus,
-                shardsStats,
-                stats,
-                includeGlobalState,
-                initialTotalSizeInBytes
-            );
+            return new SnapshotStatus(snapshot, state, shards, indicesStatus, shardsStats, stats, includeGlobalState);
         }
     );
     static {
@@ -315,7 +285,6 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
         PARSER.declareString(constructorArg(), new ParseField(UUID));
         PARSER.declareString(constructorArg(), new ParseField(STATE));
         PARSER.declareBoolean(optionalConstructorArg(), new ParseField(INCLUDE_GLOBAL_STATE));
-        PARSER.declareLong(optionalConstructorArg(), new ParseField(INITIAL_TOTAL_SIZE_IN_BYTES));
         PARSER.declareField(
             constructorArg(),
             SnapshotStats::fromXContent,
@@ -330,8 +299,8 @@ public static SnapshotStatus fromXContent(XContentParser parser) throws IOExcept
         return PARSER.parse(parser, null);
     }
 
-    private void updateShardStats(long startTime, long time, long initialTotalSizeInBytes) {
-        stats = new SnapshotStats(startTime, time, 0, 0, 0, 0, initialTotalSizeInBytes, 0);
+    private void updateShardStats(long startTime, long time) {
+        stats = new SnapshotStats(startTime, time, 0, 0, 0, 0, 0, 0);
         shardsStats = new SnapshotShardsStats(shards);
         for (SnapshotIndexShardStatus shard : shards) {
             // BWC: only update timestamps when we did not get a start time from an old node

server/src/main/java/org/opensearch/action/admin/cluster/snapshots/status/TransportSnapshotsStatusAction.java

@@ -297,8 +297,7 @@ private void buildResponse(
                         Collections.unmodifiableList(shardStatusBuilder),
                         entry.includeGlobalState(),
                         entry.startTime(),
-                        Math.max(threadPool.absoluteTimeInMillis() - entry.startTime(), 0L),
-                        0L
+                        Math.max(threadPool.absoluteTimeInMillis() - entry.startTime(), 0L)
                     )
                 );
             }
@@ -345,7 +344,7 @@ private void loadRepositoryData(
                     boolean isShallowV2Snapshot = snapshotInfo.getPinnedTimestamp() > 0;
                     long initialSnapshotTotalSize = 0;
                     if (isShallowV2Snapshot && request.indices().length == 0) {
-                        initialSnapshotTotalSize = snapshotInfo.getSnapshotSizeInBytes();
+                        // TODO: add primary store size in bytes at the snapshot level
                     }
 
                     for (Map.Entry<ShardId, IndexShardSnapshotStatus> shardStatus : shardStatuses.entrySet()) {
@@ -378,8 +377,7 @@ private void loadRepositoryData(
                             snapshotInfo.includeGlobalState(),
                             startTime,
                             // Use current time to calculate overall runtime for in-progress snapshots that have endTime == 0
-                            (endTime == 0 ? threadPool.absoluteTimeInMillis() : endTime) - startTime,
-                            initialSnapshotTotalSize
+                            (endTime == 0 ? threadPool.absoluteTimeInMillis() : endTime) - startTime
                         )
                     );
                 }

server/src/main/java/org/opensearch/cluster/ClusterInfo.java

@@ -69,13 +69,11 @@ public class ClusterInfo implements ToXContentFragment, Writeable {
     final Map<ShardRouting, String> routingToDataPath;
     final Map<NodeAndPath, ReservedSpace> reservedSpace;
     final Map<String, FileCacheStats> nodeFileCacheStats;
-    final long primaryStoreSize;
-
     private long avgTotalBytes;
     private long avgFreeByte;
 
     protected ClusterInfo() {
-        this(Map.of(), Map.of(), Map.of(), Map.of(), Map.of(), Map.of(), 0L);
+        this(Map.of(), Map.of(), Map.of(), Map.of(), Map.of(), Map.of());
     }
 
     /**
@@ -86,7 +84,6 @@ protected ClusterInfo() {
      * @param shardSizes a shardkey to size in bytes mapping per shard.
      * @param routingToDataPath the shard routing to datapath mapping
      * @param reservedSpace reserved space per shard broken down by node and data path
-     * @param primaryStoreSize total size in bytes for all the primary shards
      * @see #shardIdentifierFromRouting
      */
     public ClusterInfo(
@@ -95,16 +92,14 @@ public ClusterInfo(
         final Map<String, Long> shardSizes,
         final Map<ShardRouting, String> routingToDataPath,
         final Map<NodeAndPath, ReservedSpace> reservedSpace,
-        final Map<String, FileCacheStats> nodeFileCacheStats,
-        final long primaryStoreSize
+        final Map<String, FileCacheStats> nodeFileCacheStats
     ) {
         this.leastAvailableSpaceUsage = leastAvailableSpaceUsage;
         this.shardSizes = shardSizes;
         this.mostAvailableSpaceUsage = mostAvailableSpaceUsage;
         this.routingToDataPath = routingToDataPath;
         this.reservedSpace = reservedSpace;
         this.nodeFileCacheStats = nodeFileCacheStats;
-        this.primaryStoreSize = primaryStoreSize;
         calculateAvgFreeAndTotalBytes(mostAvailableSpaceUsage);
     }
 
@@ -115,6 +110,7 @@ public ClusterInfo(StreamInput in) throws IOException {
         Map<ShardRouting, String> routingMap = in.readMap(ShardRouting::new, StreamInput::readString);
         Map<NodeAndPath, ReservedSpace> reservedSpaceMap;
         reservedSpaceMap = in.readMap(NodeAndPath::new, ReservedSpace::new);
+
         this.leastAvailableSpaceUsage = Collections.unmodifiableMap(leastMap);
         this.mostAvailableSpaceUsage = Collections.unmodifiableMap(mostMap);
         this.shardSizes = Collections.unmodifiableMap(sizeMap);
@@ -125,11 +121,6 @@ public ClusterInfo(StreamInput in) throws IOException {
         } else {
             this.nodeFileCacheStats = Map.of();
         }
-        if (in.getVersion().onOrAfter(Version.V_2_17_0)) {
-            this.primaryStoreSize = in.readOptionalLong();
-        } else {
-            this.primaryStoreSize = 0L;
-        }
 
         calculateAvgFreeAndTotalBytes(mostAvailableSpaceUsage);
     }
@@ -175,9 +166,6 @@ public void writeTo(StreamOutput out) throws IOException {
         if (out.getVersion().onOrAfter(Version.V_2_10_0)) {
             out.writeMap(this.nodeFileCacheStats, StreamOutput::writeString, (o, v) -> v.writeTo(o));
         }
-        if (out.getVersion().onOrAfter(Version.V_2_17_0)) {
-            out.writeOptionalLong(this.primaryStoreSize);
-        }
     }
 
     public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
@@ -232,7 +220,6 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
             }
         }
         builder.endArray(); // end "reserved_sizes"
-        builder.field("primary_store_size", this.primaryStoreSize);
         return builder;
     }
 
@@ -259,13 +246,6 @@ public Map<String, FileCacheStats> getNodeFileCacheStats() {
         return Collections.unmodifiableMap(this.nodeFileCacheStats);
     }
 
-    /**
-     * Returns the total size in bytes for all the primary shards
-     */
-    public long getPrimaryStoreSize() {
-        return primaryStoreSize;
-    }
-
     /**
      * Returns the shard size for the given shard routing or <code>null</code> it that metric is not available.
      */

server/src/main/java/org/opensearch/cluster/InternalClusterInfoService.java

@@ -217,8 +217,7 @@ public ClusterInfo getClusterInfo() {
             indicesStatsSummary.shardSizes,
             indicesStatsSummary.shardRoutingToDataPath,
             indicesStatsSummary.reservedSpace,
-            nodeFileCacheStats,
-            primaryStoreSize
+            nodeFileCacheStats
         );
     }
 

server/src/main/java/org/opensearch/node/Node.java

@@ -1186,7 +1186,6 @@ protected Node(
                 clusterModule.getIndexNameExpressionResolver(),
                 repositoryService,
                 transportService,
-                clusterInfoService,
                 actionModule.getActionFilters(),
                 remoteStorePinnedTimestampService
             );