Examples with TopologyData com.hortonworks.streamline.streams.catalog.topology.TopologyData used on opensource projects

Example 1 with TopologyData

use of com.hortonworks.streamline.streams.catalog.topology.TopologyData in project streamline by hortonworks.

the class StreamCatalogService method doExportTopology.

private TopologyData doExportTopology(Topology topology) throws Exception {
    TopologyDag dag = topologyDagBuilder.getDag(topology);
    topology.setTopologyDag(dag);
    TopologyData topologyData = new TopologyData();
    TopologyExportVisitor exportVisitor = new TopologyExportVisitor(topology.getId(), topologyData, this);
    topologyData.setTopologyName(topology.getName());
    topologyData.setConfig(topology.getConfig());
    TopologyDag topologyDag = topology.getTopologyDag();
    if (topologyDag != null) {
        topologyDag.traverse(exportVisitor);
    }
    topologyData.setMetadata(getTopologyEditorMetadata(topology.getId()));
    return topologyData;
}

Example 2 with TopologyData

use of com.hortonworks.streamline.streams.catalog.topology.TopologyData in project streamline by hortonworks.

the class StreamCatalogService method exportTopology.

public String exportTopology(Topology topology) throws Exception {
    Preconditions.checkNotNull(topology);
    TopologyData topologyData = doExportTopology(topology);
    ObjectMapper mapper = new ObjectMapper();
    return mapper.writeValueAsString(topologyData);
}

Example 3 with TopologyData

use of com.hortonworks.streamline.streams.catalog.topology.TopologyData in project streamline by hortonworks.

the class TopologyCatalogResource method importTopology.

/**
 * curl -X POST 'http://localhost:8080/api/v1/catalog/topologies/actions/import' -F file=@/tmp/topology.json -F namespaceId=1
 */
@POST
@Consumes(MediaType.MULTIPART_FORM_DATA)
@Path("/topologies/actions/import")
@Timed
public Response importTopology(@FormDataParam("file") final InputStream inputStream, @FormDataParam("namespaceId") final Long namespaceId, @FormDataParam("topologyName") final String topologyName, @Context SecurityContext securityContext) throws Exception {
    SecurityUtil.checkRole(authorizer, securityContext, Roles.ROLE_TOPOLOGY_ADMIN);
    if (namespaceId == null) {
        throw new IllegalArgumentException("Missing namespaceId");
    }
    TopologyData topologyData = new ObjectMapper().readValue(inputStream, TopologyData.class);
    if (topologyName != null && !topologyName.isEmpty()) {
        topologyData.setTopologyName(topologyName);
    }
    Topology importedTopology = catalogService.importTopology(namespaceId, topologyData);
    return WSUtils.respondEntity(importedTopology, OK);
}

Example 4 with TopologyData

use of com.hortonworks.streamline.streams.catalog.topology.TopologyData in project streamline by hortonworks.

the class StreamCatalogService method doImportTopology.

private Topology doImportTopology(Topology newTopology, TopologyData topologyData) throws Exception {
    List<TopologySource> topologySources = topologyData.getSources();
    Map<Long, Long> oldToNewComponentIds = new HashMap<>();
    Map<Long, Long> oldToNewRuleIds = new HashMap<>();
    Map<Long, Long> oldToNewWindowIds = new HashMap<>();
    Map<Long, Long> oldToNewBranchRuleIds = new HashMap<>();
    Map<Long, Long> oldToNewStreamIds = new HashMap<>();
    // import source streams
    for (TopologySource topologySource : topologySources) {
        topologySource.setOutputStreamIds(importOutputStreams(newTopology.getId(), oldToNewStreamIds, topologySource.getOutputStreams()));
        topologySource.setOutputStreams(null);
    }
    // import processor streams
    for (TopologyProcessor topologyProcessor : topologyData.getProcessors()) {
        topologyProcessor.setOutputStreamIds(importOutputStreams(newTopology.getId(), oldToNewStreamIds, topologyProcessor.getOutputStreams()));
        topologyProcessor.setOutputStreams(null);
    }
    // import rules
    for (TopologyRule rule : topologyData.getRules()) {
        Long currentId = rule.getId();
        rule.setId(null);
        TopologyRule addedRule = addRule(newTopology.getId(), rule);
        oldToNewRuleIds.put(currentId, addedRule.getId());
    }
    // import windowed rules
    for (TopologyWindow window : topologyData.getWindows()) {
        Long currentId = window.getId();
        window.setId(null);
        TopologyWindow addedWindow = addWindow(newTopology.getId(), window);
        oldToNewWindowIds.put(currentId, addedWindow.getId());
    }
    // import branch rules
    for (TopologyBranchRule branchRule : topologyData.getBranchRules()) {
        Long currentId = branchRule.getId();
        branchRule.setId(null);
        TopologyBranchRule addedBranchRule = addBranchRule(newTopology.getId(), branchRule);
        oldToNewBranchRuleIds.put(currentId, addedBranchRule.getId());
    }
    // import sources
    for (TopologySource topologySource : topologySources) {
        Long oldComponentId = topologySource.getId();
        topologySource.setId(null);
        topologySource.setTopologyId(newTopology.getId());
        TopologyComponentBundle bundle = getCurrentTopologyComponentBundle(TopologyComponentBundle.TopologyComponentType.SOURCE, topologyData.getBundleIdToType().get(topologySource.getTopologyComponentBundleId().toString()));
        topologySource.setTopologyComponentBundleId(bundle.getId());
        addTopologySource(newTopology.getId(), topologySource);
        oldToNewComponentIds.put(oldComponentId, topologySource.getId());
    }
    // import processors
    for (TopologyProcessor topologyProcessor : topologyData.getProcessors()) {
        Long oldComponentId = topologyProcessor.getId();
        topologyProcessor.setId(null);
        topologyProcessor.setTopologyId(newTopology.getId());
        TopologyComponentBundle bundle;
        String subType = topologyData.getBundleIdToType().get(topologyProcessor.getTopologyComponentBundleId().toString());
        if (TopologyLayoutConstants.JSON_KEY_CUSTOM_PROCESSOR_SUB_TYPE.equals(subType)) {
            QueryParam queryParam = new QueryParam(CustomProcessorInfo.NAME, topologyProcessor.getConfig().get(CustomProcessorInfo.NAME));
            Collection<TopologyComponentBundle> result = listCustomProcessorBundlesWithFilter(Collections.singletonList(queryParam));
            if (result.size() != 1) {
                throw new IllegalStateException("Not able to find topology component bundle for custom processor :" + topologyProcessor.getConfig().get(CustomProcessorInfo.NAME));
            }
            bundle = result.iterator().next();
        } else {
            bundle = getCurrentTopologyComponentBundle(TopologyComponentBundle.TopologyComponentType.PROCESSOR, subType);
        }
        topologyProcessor.setTopologyComponentBundleId(bundle.getId());
        Optional<Object> ruleListObj = topologyProcessor.getConfig().getAnyOptional(RulesProcessor.CONFIG_KEY_RULES);
        ruleListObj.ifPresent(ruleList -> {
            List<Long> ruleIds = new ObjectMapper().convertValue(ruleList, new TypeReference<List<Long>>() {
            });
            List<Long> updatedRuleIds = new ArrayList<>();
            if (ComponentTypes.RULE.equals(bundle.getSubType()) || ComponentTypes.PROJECTION.equals(bundle.getSubType())) {
                ruleIds.forEach(ruleId -> updatedRuleIds.add(oldToNewRuleIds.get(ruleId)));
            } else if (bundle.getSubType().equals(ComponentTypes.BRANCH)) {
                ruleIds.forEach(ruleId -> updatedRuleIds.add(oldToNewBranchRuleIds.get(ruleId)));
            } else if (bundle.getSubType().equals(ComponentTypes.WINDOW)) {
                ruleIds.forEach(ruleId -> updatedRuleIds.add(oldToNewWindowIds.get(ruleId)));
            }
            topologyProcessor.getConfig().setAny(RulesProcessor.CONFIG_KEY_RULES, updatedRuleIds);
        });
        addTopologyProcessor(newTopology.getId(), topologyProcessor);
        oldToNewComponentIds.put(oldComponentId, topologyProcessor.getId());
    }
    // import sinks
    for (TopologySink topologySink : topologyData.getSinks()) {
        topologySink.setTopologyId(newTopology.getId());
        Long currentId = topologySink.getId();
        topologySink.setId(null);
        TopologyComponentBundle bundle = getCurrentTopologyComponentBundle(TopologyComponentBundle.TopologyComponentType.SINK, topologyData.getBundleIdToType().get(topologySink.getTopologyComponentBundleId().toString()));
        topologySink.setTopologyComponentBundleId(bundle.getId());
        if (bundle.getSubType().equals(NOTIFICATION)) {
            updateNotifierJarFileName(topologySink);
        }
        addTopologySink(newTopology.getId(), topologySink);
        oldToNewComponentIds.put(currentId, topologySink.getId());
    }
    // import edges
    for (TopologyEdge topologyEdge : topologyData.getEdges()) {
        List<StreamGrouping> streamGroupings = topologyEdge.getStreamGroupings();
        for (StreamGrouping streamGrouping : streamGroupings) {
            Long newStreamId = oldToNewStreamIds.get(streamGrouping.getStreamId());
            streamGrouping.setStreamId(newStreamId);
        }
        topologyEdge.setId(null);
        topologyEdge.setTopologyId(newTopology.getId());
        topologyEdge.setFromId(oldToNewComponentIds.get(topologyEdge.getFromId()));
        topologyEdge.setToId(oldToNewComponentIds.get(topologyEdge.getToId()));
        addTopologyEdge(newTopology.getId(), topologyEdge);
    }
    // import topology editor metadata
    TopologyEditorMetadata topologyEditorMetadata = topologyData.getTopologyEditorMetadata();
    topologyEditorMetadata.setTopologyId(newTopology.getId());
    if (topologyEditorMetadata.getData() != null) {
        TopologyUIData topologyUIData = new ObjectMapper().readValue(topologyEditorMetadata.getData(), TopologyUIData.class);
        topologyUIData.getSources().forEach(c -> c.setId(oldToNewComponentIds.get(c.getId())));
        topologyUIData.getProcessors().forEach(c -> c.setId(oldToNewComponentIds.get(c.getId())));
        topologyUIData.getSinks().forEach(c -> c.setId(oldToNewComponentIds.get(c.getId())));
        topologyEditorMetadata.setData(new ObjectMapper().writeValueAsString(topologyUIData));
    } else {
        topologyEditorMetadata.setData(StringUtils.EMPTY);
    }
    addTopologyEditorMetadata(newTopology.getId(), topologyData.getTopologyEditorMetadata());
    return newTopology;
}

Example 5 with TopologyData

use of com.hortonworks.streamline.streams.catalog.topology.TopologyData in project streamline by hortonworks.

the class StreamCatalogService method cloneTopology.

public Topology cloneTopology(Long namespaceId, Topology topology) throws Exception {
    Preconditions.checkNotNull(topology, "Topology does not exist");
    TopologyData exported = new TopologyData(doExportTopology(topology));
    Optional<String> latest = getLatestCloneName(exported.getTopologyName(), listTopologies());
    exported.setTopologyName(getNextCloneName(latest.orElse(topology.getName())));
    if (namespaceId == null) {
        namespaceId = topology.getNamespaceId();
    }
    return importTopology(namespaceId, exported);
}