Examples with ITridentSpout org.apache.storm.trident.spout.ITridentSpout used on opensource projects

Example 1 with ITridentSpout

use of org.apache.storm.trident.spout.ITridentSpout in project storm by apache.

the class TridentTopologyBuilder method buildTopology.

public StormTopology buildTopology(Map<String, Number> masterCoordResources) {
    TopologyBuilder builder = new TopologyBuilder();
    Map<GlobalStreamId, String> batchIdsForSpouts = fleshOutStreamBatchIds(false);
    Map<GlobalStreamId, String> batchIdsForBolts = fleshOutStreamBatchIds(true);
    Map<String, List<String>> batchesToCommitIds = new HashMap<>();
    Map<String, List<ITridentSpout>> batchesToSpouts = new HashMap<>();
    for (String id : spouts.keySet()) {
        TransactionalSpoutComponent c = spouts.get(id);
        if (c.spout instanceof IRichSpout) {
            // TODO: wrap this to set the stream name
            builder.setSpout(id, (IRichSpout) c.spout, c.parallelism);
        } else {
            String batchGroup = c.batchGroupId;
            if (!batchesToCommitIds.containsKey(batchGroup)) {
                batchesToCommitIds.put(batchGroup, new ArrayList<String>());
            }
            batchesToCommitIds.get(batchGroup).add(c.commitStateId);
            if (!batchesToSpouts.containsKey(batchGroup)) {
                batchesToSpouts.put(batchGroup, new ArrayList<ITridentSpout>());
            }
            batchesToSpouts.get(batchGroup).add((ITridentSpout) c.spout);
            BoltDeclarer scd = builder.setBolt(spoutCoordinator(id), new TridentSpoutCoordinator(c.commitStateId, (ITridentSpout) c.spout)).globalGrouping(masterCoordinator(c.batchGroupId), MasterBatchCoordinator.BATCH_STREAM_ID).globalGrouping(masterCoordinator(c.batchGroupId), MasterBatchCoordinator.SUCCESS_STREAM_ID);
            for (SharedMemory request : c.sharedMemory) {
                scd.addSharedMemory(request);
            }
            scd.addConfigurations(c.componentConf);
            Map<String, TridentBoltExecutor.CoordSpec> specs = new HashMap<>();
            specs.put(c.batchGroupId, new CoordSpec());
            BoltDeclarer bd = builder.setBolt(id, new TridentBoltExecutor(new TridentSpoutExecutor(c.commitStateId, c.streamName, ((ITridentSpout) c.spout)), batchIdsForSpouts, specs), c.parallelism);
            bd.allGrouping(spoutCoordinator(id), MasterBatchCoordinator.BATCH_STREAM_ID);
            bd.allGrouping(masterCoordinator(batchGroup), MasterBatchCoordinator.SUCCESS_STREAM_ID);
            if (c.spout instanceof ICommitterTridentSpout) {
                bd.allGrouping(masterCoordinator(batchGroup), MasterBatchCoordinator.COMMIT_STREAM_ID);
            }
            bd.addConfigurations(c.componentConf);
        }
    }
    for (String id : batchPerTupleSpouts.keySet()) {
        SpoutComponent c = batchPerTupleSpouts.get(id);
        SpoutDeclarer d = builder.setSpout(id, new RichSpoutBatchTriggerer((IRichSpout) c.spout, c.streamName, c.batchGroupId), c.parallelism);
        d.addConfigurations(c.componentConf);
    }
    Number onHeap = masterCoordResources.get(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB);
    Number offHeap = masterCoordResources.get(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB);
    Number cpuLoad = masterCoordResources.get(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT);
    for (String batch : batchesToCommitIds.keySet()) {
        List<String> commitIds = batchesToCommitIds.get(batch);
        SpoutDeclarer masterCoord = builder.setSpout(masterCoordinator(batch), new MasterBatchCoordinator(commitIds, batchesToSpouts.get(batch)));
        if (onHeap != null) {
            if (offHeap != null) {
                masterCoord.setMemoryLoad(onHeap, offHeap);
            } else {
                masterCoord.setMemoryLoad(onHeap);
            }
        }
        if (cpuLoad != null) {
            masterCoord.setCPULoad(cpuLoad);
        }
    }
    for (String id : bolts.keySet()) {
        Component c = bolts.get(id);
        Map<String, CoordSpec> specs = new HashMap<>();
        for (GlobalStreamId s : getBoltSubscriptionStreams(id)) {
            String batch = batchIdsForBolts.get(s);
            if (!specs.containsKey(batch)) {
                specs.put(batch, new CoordSpec());
            }
            CoordSpec spec = specs.get(batch);
            CoordType ct;
            if (batchPerTupleSpouts.containsKey(s.get_componentId())) {
                ct = CoordType.single();
            } else {
                ct = CoordType.all();
            }
            spec.coords.put(s.get_componentId(), ct);
        }
        for (String b : c.committerBatches) {
            specs.get(b).commitStream = new GlobalStreamId(masterCoordinator(b), MasterBatchCoordinator.COMMIT_STREAM_ID);
        }
        BoltDeclarer d = builder.setBolt(id, new TridentBoltExecutor(c.bolt, batchIdsForBolts, specs), c.parallelism);
        for (SharedMemory request : c.sharedMemory) {
            d.addSharedMemory(request);
        }
        d.addConfigurations(c.componentConf);
        for (InputDeclaration inputDecl : c.declarations) {
            inputDecl.declare(d);
        }
        Map<String, Set<String>> batchToComponents = getBoltBatchToComponentSubscriptions(id);
        for (Map.Entry<String, Set<String>> entry : batchToComponents.entrySet()) {
            for (String comp : entry.getValue()) {
                d.directGrouping(comp, TridentBoltExecutor.coordStream(entry.getKey()));
            }
        }
        for (String b : c.committerBatches) {
            d.allGrouping(masterCoordinator(b), MasterBatchCoordinator.COMMIT_STREAM_ID);
        }
    }
    return builder.createTopology();
}

Example 2 with ITridentSpout

use of org.apache.storm.trident.spout.ITridentSpout in project storm by apache.

the class TridentTopology method build.

public StormTopology build() {
    DefaultDirectedGraph<Node, IndexedEdge> graph = (DefaultDirectedGraph) this.graph.clone();
    completeDrpc(graph, colocate, gen);
    List<SpoutNode> spoutNodes = new ArrayList<>();
    // can be regular nodes (static state) or processor nodes
    Set<Node> boltNodes = new LinkedHashSet<>();
    for (Node n : graph.vertexSet()) {
        if (n instanceof SpoutNode) {
            spoutNodes.add((SpoutNode) n);
        } else if (!(n instanceof PartitionNode)) {
            boltNodes.add(n);
        }
    }
    Set<Group> initialGroups = new LinkedHashSet<>();
    for (List<Node> colocate : colocate.values()) {
        Group g = new Group(graph, colocate);
        boltNodes.removeAll(colocate);
        initialGroups.add(g);
    }
    for (Node n : boltNodes) {
        initialGroups.add(new Group(graph, n));
    }
    GraphGrouper grouper = new GraphGrouper(graph, initialGroups);
    grouper.mergeFully();
    Collection<Group> mergedGroups = grouper.getAllGroups();
    // add identity partitions between groups
    for (IndexedEdge<Node> e : new HashSet<>(graph.edgeSet())) {
        if (!(e.source instanceof PartitionNode) && !(e.target instanceof PartitionNode)) {
            Group g1 = grouper.nodeGroup(e.source);
            Group g2 = grouper.nodeGroup(e.target);
            // g1 being null means the source is a spout node
            if (g1 == null && !(e.source instanceof SpoutNode)) {
                throw new RuntimeException("Planner exception: Null source group must indicate a spout node at this phase of planning");
            }
            if (g1 == null || !g1.equals(g2)) {
                graph.removeEdge(e);
                PartitionNode partitionNode = makeIdentityPartition(e.source);
                graph.addVertex(partitionNode);
                graph.addEdge(e.source, partitionNode, new IndexedEdge(e.source, partitionNode, 0));
                graph.addEdge(partitionNode, e.target, new IndexedEdge(partitionNode, e.target, e.index));
            }
        }
    }
    // if one group subscribes to the same stream with same partitioning multiple times,
    // merge those together (otherwise can end up with many output streams created for that partitioning
    // if need to split into multiple output streams because of same input having different
    // partitioning to the group)
    // this is because can't currently merge splitting logic into a spout
    // not the most kosher algorithm here, since the grouper indexes are being trounced via the adding of nodes to random groups, but it
    // works out
    List<Node> forNewGroups = new ArrayList<>();
    for (Group g : mergedGroups) {
        for (PartitionNode n : extraPartitionInputs(g)) {
            Node idNode = makeIdentityNode(n.allOutputFields);
            Node newPartitionNode = new PartitionNode(idNode.streamId, n.name, idNode.allOutputFields, n.thriftGrouping);
            graph.removeVertex(n);
            graph.addVertex(idNode);
            graph.addVertex(newPartitionNode);
            Node parentNode = TridentUtils.getParent(graph, n);
            addEdge(graph, parentNode, idNode, 0);
            addEdge(graph, idNode, newPartitionNode, 0);
            Set<IndexedEdge> outgoing = graph.outgoingEdgesOf(n);
            for (IndexedEdge e : outgoing) {
                addEdge(graph, newPartitionNode, e.target, e.index);
            }
            Group parentGroup = grouper.nodeGroup(parentNode);
            if (parentGroup == null) {
                forNewGroups.add(idNode);
            } else {
                parentGroup.nodes.add(idNode);
            }
        }
    }
    for (Node n : forNewGroups) {
        grouper.addGroup(new Group(graph, n));
    }
    // add in spouts as groups so we can get parallelisms
    for (Node n : spoutNodes) {
        grouper.addGroup(new Group(graph, n));
    }
    grouper.reindex();
    mergedGroups = grouper.getAllGroups();
    Map<Node, String> batchGroupMap = new HashMap<>();
    List<Set<Node>> connectedComponents = new ConnectivityInspector<>(graph).connectedSets();
    for (int i = 0; i < connectedComponents.size(); i++) {
        String groupId = "bg" + i;
        for (Node n : connectedComponents.get(i)) {
            batchGroupMap.put(n, groupId);
        }
    }
    // System.out.println("GRAPH:");
    // System.out.println(graph);
    Map<Group, Integer> parallelisms = getGroupParallelisms(graph, grouper, mergedGroups);
    TridentTopologyBuilder builder = new TridentTopologyBuilder();
    Map<Node, String> spoutIds = genSpoutIds(spoutNodes);
    Map<Group, String> boltIds = genBoltIds(mergedGroups);
    for (SpoutNode sn : spoutNodes) {
        Integer parallelism = parallelisms.get(grouper.nodeGroup(sn));
        Map<String, Number> spoutRes = new HashMap<>(resourceDefaults);
        spoutRes.putAll(sn.getResources());
        Number onHeap = spoutRes.get(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB);
        Number offHeap = spoutRes.get(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB);
        Number cpuLoad = spoutRes.get(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT);
        SpoutDeclarer spoutDeclarer = null;
        if (sn.type == SpoutNode.SpoutType.DRPC) {
            spoutDeclarer = builder.setBatchPerTupleSpout(spoutIds.get(sn), sn.streamId, (IRichSpout) sn.spout, parallelism, batchGroupMap.get(sn));
        } else {
            ITridentSpout s;
            if (sn.spout instanceof IBatchSpout) {
                s = new BatchSpoutExecutor((IBatchSpout) sn.spout);
            } else if (sn.spout instanceof ITridentSpout) {
                s = (ITridentSpout) sn.spout;
            } else {
                throw new RuntimeException("Regular rich spouts not supported yet... try wrapping in a RichSpoutBatchExecutor");
            // TODO: handle regular rich spout without batches (need lots of updates to support this throughout)
            }
            spoutDeclarer = builder.setSpout(spoutIds.get(sn), sn.streamId, sn.txId, s, parallelism, batchGroupMap.get(sn));
        }
        if (onHeap != null) {
            if (offHeap != null) {
                spoutDeclarer.setMemoryLoad(onHeap, offHeap);
            } else {
                spoutDeclarer.setMemoryLoad(onHeap);
            }
        }
        if (cpuLoad != null) {
            spoutDeclarer.setCPULoad(cpuLoad);
        }
    }
    for (Group g : mergedGroups) {
        if (!isSpoutGroup(g)) {
            Integer p = parallelisms.get(g);
            Map<String, String> streamToGroup = getOutputStreamBatchGroups(g, batchGroupMap);
            Map<String, Number> groupRes = g.getResources(resourceDefaults);
            Number onHeap = groupRes.get(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB);
            Number offHeap = groupRes.get(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB);
            Number cpuLoad = groupRes.get(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT);
            BoltDeclarer d = builder.setBolt(boltIds.get(g), new SubtopologyBolt(graph, g.nodes, batchGroupMap), p, committerBatches(g, batchGroupMap), streamToGroup);
            if (onHeap != null) {
                if (offHeap != null) {
                    d.setMemoryLoad(onHeap, offHeap);
                } else {
                    d.setMemoryLoad(onHeap);
                }
            }
            if (cpuLoad != null) {
                d.setCPULoad(cpuLoad);
            }
            for (SharedMemory request : g.getSharedMemory()) {
                d.addSharedMemory(request);
            }
            Collection<PartitionNode> inputs = uniquedSubscriptions(externalGroupInputs(g));
            for (PartitionNode n : inputs) {
                Node parent = TridentUtils.getParent(graph, n);
                String componentId = parent instanceof SpoutNode ? spoutIds.get(parent) : boltIds.get(grouper.nodeGroup(parent));
                d.grouping(new GlobalStreamId(componentId, n.streamId), n.thriftGrouping);
            }
        }
    }
    HashMap<String, Number> combinedMasterCoordResources = new HashMap<>(resourceDefaults);
    combinedMasterCoordResources.putAll(masterCoordResources);
    return builder.buildTopology(combinedMasterCoordResources);
}