Package org.apache.falcon.oozie.coordinator

Examples of org.apache.falcon.oozie.coordinator.COORDINATORAPP

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    public void testReplicationCoordsForFSStorage() throws Exception {
        OozieFeedMapper feedMapper = new OozieFeedMapper(feed);
        List<COORDINATORAPP> coords = feedMapper.getCoordinators(trgCluster,
                new Path("/projects/falcon/"));
        //Assert retention coord
        COORDINATORAPP coord = coords.get(0);
        assertLibExtensions(coord, "retention");

        //Assert replication coord
        coord = coords.get(1);
        Assert.assertEquals("2010-01-01T00:40Z", coord.getStart());
        Assert.assertEquals("${nameNode}/projects/falcon/REPLICATION", coord
                .getAction().getWorkflow().getAppPath());
        Assert.assertEquals("FALCON_FEED_REPLICATION_" + feed.getName() + "_"
                + srcCluster.getName(), coord.getName());
        Assert.assertEquals("${coord:minutes(20)}", coord.getFrequency());
        SYNCDATASET inputDataset = (SYNCDATASET) coord.getDatasets()
                .getDatasetOrAsyncDataset().get(0);
        SYNCDATASET outputDataset = (SYNCDATASET) coord.getDatasets()
                .getDatasetOrAsyncDataset().get(1);

        Assert.assertEquals("${coord:minutes(20)}", inputDataset.getFrequency());
        Assert.assertEquals("input-dataset", inputDataset.getName());
        Assert.assertEquals(
                ClusterHelper.getReadOnlyStorageUrl(srcCluster)
                        + "/examples/input-data/rawLogs/${YEAR}/${MONTH}/${DAY}/${HOUR}/${MINUTE}",
                inputDataset.getUriTemplate());

        Assert.assertEquals("${coord:minutes(20)}",
                outputDataset.getFrequency());
        Assert.assertEquals("output-dataset", outputDataset.getName());
        Assert.assertEquals(ClusterHelper.getStorageUrl(trgCluster)
                + "/examples/input-data/rawLogs/${YEAR}/${MONTH}/${DAY}/${HOUR}/${MINUTE}",
                        outputDataset.getUriTemplate());
        String inEventName =coord.getInputEvents().getDataIn().get(0).getName();
        String inEventDataset =coord.getInputEvents().getDataIn().get(0).getDataset();
        String inEventInstance = coord.getInputEvents().getDataIn().get(0).getInstance().get(0);
        Assert.assertEquals("input", inEventName);
        Assert.assertEquals("input-dataset", inEventDataset);
        Assert.assertEquals("${now(0,-40)}", inEventInstance);

        String outEventInstance = coord.getOutputEvents().getDataOut().get(0).getInstance();
        Assert.assertEquals("${now(0,-40)}", outEventInstance);

        HashMap<String, String> props = new HashMap<String, String>();
        for (Property prop : coord.getAction().getWorkflow().getConfiguration().getProperty()) {
            props.put(prop.getName(), prop.getValue());
        }

        // verify the replication param that feed replicator depends on
        String pathsWithPartitions = getPathsWithPartitions(srcCluster, trgCluster, feed);
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    @Test
    public void testReplicationCoordsForFSStorageWithMultipleTargets() throws Exception {
        OozieFeedMapper feedMapper = new OozieFeedMapper(fsReplFeed);

        List<COORDINATORAPP> alphaCoords = feedMapper.getCoordinators(alphaTrgCluster, new Path("/alpha/falcon/"));
        final COORDINATORAPP alphaCoord = alphaCoords.get(0);
        Assert.assertEquals(alphaCoord.getStart(), "2012-10-01T12:05Z");
        Assert.assertEquals(alphaCoord.getEnd(), "2012-10-01T12:11Z");

        String pathsWithPartitions = getPathsWithPartitions(srcCluster, alphaTrgCluster, fsReplFeed);
        assertReplCoord(alphaCoord, fsReplFeed, alphaTrgCluster.getName(), pathsWithPartitions);

        List<COORDINATORAPP> betaCoords = feedMapper.getCoordinators(betaTrgCluster, new Path("/beta/falcon/"));
        final COORDINATORAPP betaCoord = betaCoords.get(0);
        Assert.assertEquals(betaCoord.getStart(), "2012-10-01T12:10Z");
        Assert.assertEquals(betaCoord.getEnd(), "2012-10-01T12:26Z");

        pathsWithPartitions = getPathsWithPartitions(srcCluster, betaTrgCluster, fsReplFeed);
        assertReplCoord(betaCoord, fsReplFeed, betaTrgCluster.getName(), pathsWithPartitions);
    }
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    @Test
    public void testReplicationCoordsForTableStorage() throws Exception {
        OozieFeedMapper feedMapper = new OozieFeedMapper(tableFeed);
        List<COORDINATORAPP> coords = feedMapper.getCoordinators(
                trgCluster, new Path("/projects/falcon/"));
        COORDINATORAPP coord = coords.get(0);

        Assert.assertEquals("2010-01-01T00:40Z", coord.getStart());
        Assert.assertEquals("${nameNode}/projects/falcon/REPLICATION",
                coord.getAction().getWorkflow().getAppPath());
        Assert.assertEquals("FALCON_FEED_REPLICATION_" + tableFeed.getName() + "_"
                + srcCluster.getName(), coord.getName());
        Assert.assertEquals("${coord:minutes(20)}", coord.getFrequency());

        SYNCDATASET inputDataset = (SYNCDATASET) coord.getDatasets()
                .getDatasetOrAsyncDataset().get(0);
        Assert.assertEquals("${coord:minutes(20)}", inputDataset.getFrequency());
        Assert.assertEquals("input-dataset", inputDataset.getName());

        String sourceRegistry = ClusterHelper.getInterface(srcCluster, Interfacetype.REGISTRY).getEndpoint();
        sourceRegistry = sourceRegistry.replace("thrift", "hcat");
        Assert.assertEquals(inputDataset.getUriTemplate(),
                sourceRegistry + "/source_db/source_clicks_table/ds=${YEAR}${MONTH}${DAY};region=${region}");

        SYNCDATASET outputDataset = (SYNCDATASET) coord.getDatasets()
                .getDatasetOrAsyncDataset().get(1);
        Assert.assertEquals(outputDataset.getFrequency(), "${coord:minutes(20)}");
        Assert.assertEquals("output-dataset", outputDataset.getName());

        String targetRegistry = ClusterHelper.getInterface(trgCluster, Interfacetype.REGISTRY).getEndpoint();
        targetRegistry = targetRegistry.replace("thrift", "hcat");
        Assert.assertEquals(outputDataset.getUriTemplate(),
                targetRegistry + "/target_db/target_clicks_table/ds=${YEAR}${MONTH}${DAY};region=${region}");

        String inEventName =coord.getInputEvents().getDataIn().get(0).getName();
        String inEventDataset =coord.getInputEvents().getDataIn().get(0).getDataset();
        String inEventInstance = coord.getInputEvents().getDataIn().get(0).getInstance().get(0);
        Assert.assertEquals("input", inEventName);
        Assert.assertEquals("input-dataset", inEventDataset);
        Assert.assertEquals("${now(0,-40)}", inEventInstance);

        String outEventInstance = coord.getOutputEvents().getDataOut().get(0).getInstance();
        Assert.assertEquals("${now(0,-40)}", outEventInstance);

        // assert FS staging area
        String wfPath = coord.getAction().getWorkflow().getAppPath().replace("${nameNode}", "");
        final FileSystem fs = trgMiniDFS.getFileSystem();
        Assert.assertTrue(fs.exists(new Path(wfPath + "/scripts")));
        Assert.assertTrue(fs.exists(new Path(wfPath + "/scripts/falcon-table-export.hql")));
        Assert.assertTrue(fs.exists(new Path(wfPath + "/scripts/falcon-table-import.hql")));

        Assert.assertTrue(fs.exists(new Path(wfPath + "/conf")));
        Assert.assertTrue(fs.exists(new Path(wfPath + "/conf/falcon-source-hive-site.xml")));
        Assert.assertTrue(fs.exists(new Path(wfPath + "/conf/falcon-target-hive-site.xml")));

        HashMap<String, String> props = new HashMap<String, String>();
        for (Property prop : coord.getAction().getWorkflow().getConfiguration().getProperty()) {
            props.put(prop.getName(), prop.getValue());
        }

        final CatalogStorage srcStorage = (CatalogStorage) FeedHelper.createStorage(srcCluster, tableFeed);
        final CatalogStorage trgStorage = (CatalogStorage) FeedHelper.createStorage(trgCluster, tableFeed);
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        instance.roll(Calendar.YEAR, 1);
        cluster.getValidity().setEnd(instance.getTime());

        OozieFeedMapper feedMapper = new OozieFeedMapper(feed);
        List<COORDINATORAPP> coords = feedMapper.getCoordinators(srcCluster, new Path("/projects/falcon/"));
        COORDINATORAPP coord = coords.get(0);

        Assert.assertEquals(coord.getAction().getWorkflow().getAppPath(), "${nameNode}/projects/falcon/RETENTION");
        Assert.assertEquals(coord.getName(), "FALCON_FEED_RETENTION_" + feed.getName());
        Assert.assertEquals(coord.getFrequency(), "${coord:hours(6)}");

        HashMap<String, String> props = new HashMap<String, String>();
        for (Property prop : coord.getAction().getWorkflow().getConfiguration().getProperty()) {
            props.put(prop.getName(), prop.getValue());
        }

        String feedDataPath = props.get("feedDataPath");
        String storageType = props.get("falconFeedStorageType");
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        Process process = getEntity();
        if (process == null) {
            return null;
        }

        COORDINATORAPP coord = new COORDINATORAPP();
        String coordName = EntityUtil.getWorkflowName(Tag.DEFAULT, process).toString();
        Path coordPath = getCoordPath(bundlePath, coordName);

        // coord attributes
        initializeCoordAttributes(cluster, process, coord, coordName);

        CONTROLS controls = initializeControls(process); // controls
        coord.setControls(controls);

        // Configuration
        Map<String, String> props = createCoordDefaultConfiguration(cluster, coordPath, coordName);

        initializeInputPaths(cluster, process, coord, props); // inputs
        initializeOutputPaths(cluster, process, coord, props);  // outputs

        Workflow processWorkflow = process.getWorkflow();
        props.put("userWorkflowEngine", processWorkflow.getEngine().value());

        // create parent wf
        createWorkflow(cluster, process, processWorkflow, coordName, coordPath);

        WORKFLOW wf = new WORKFLOW();
        wf.setAppPath(getStoragePath(coordPath.toString()));
        wf.setConfiguration(getCoordConfig(props));

        // set coord action to parent wf
        org.apache.falcon.oozie.coordinator.ACTION action = new org.apache.falcon.oozie.coordinator.ACTION();
        action.setWorkflow(wf);
        coord.setAction(action);

        return coord;
    }
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        assertEquals(1, bundle.getCoordinator().size());
        assertEquals(EntityUtil.getWorkflowName(Tag.DEFAULT, process).toString(),
                bundle.getCoordinator().get(0).getName());
        String coordPath = bundle.getCoordinator().get(0).getAppPath().replace("${nameNode}", "");

        COORDINATORAPP coord = getCoordinator(new Path(coordPath));
        HashMap<String, String> props = new HashMap<String, String>();
        for (Property prop : coord.getAction().getWorkflow().getConfiguration().getProperty()) {
            props.put(prop.getName(), prop.getValue());
        }

        // verify table props
        Map<String, String> expected = getExpectedProperties(inFeed, outFeed, process, cluster);
        for (Map.Entry<String, String> entry : props.entrySet()) {
            if (expected.containsKey(entry.getKey())) {
                Assert.assertEquals(entry.getValue(), expected.get(entry.getKey()));
            }
        }

        String wfPath = coord.getAction().getWorkflow().getAppPath().replace("${nameNode}", "");
        WORKFLOWAPP parentWorkflow = getParentWorkflow(new Path(wfPath));
        testParentWorkflow(process, parentWorkflow);

        List<Object> decisionOrForkOrJoin = parentWorkflow.getDecisionOrForkOrJoin();
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        assertEquals(1, bundle.getCoordinator().size());
        assertEquals(EntityUtil.getWorkflowName(Tag.DEFAULT, process).toString(),
                bundle.getCoordinator().get(0).getName());
        String coordPath = bundle.getCoordinator().get(0).getAppPath().replace("${nameNode}", "");

        COORDINATORAPP coord = getCoordinator(new Path(coordPath));
        HashMap<String, String> props = new HashMap<String, String>();
        for (Property prop : coord.getAction().getWorkflow().getConfiguration().getProperty()) {
            props.put(prop.getName(), prop.getValue());
        }

        // verify table props
        Map<String, String> expected = getExpectedProperties(inFeed, outFeed, process, cluster);
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        assertEquals(1, bundle.getCoordinator().size());
        assertEquals(EntityUtil.getWorkflowName(Tag.DEFAULT, process).toString(),
                bundle.getCoordinator().get(0).getName());
        String coordPath = bundle.getCoordinator().get(0).getAppPath().replace("${nameNode}", "");

        COORDINATORAPP coord = getCoordinator(new Path(coordPath));
        testDefCoordMap(process, coord);
        assertEquals(coord.getControls().getThrottle(), throttle);
        assertEquals(coord.getControls().getTimeout(), timeout);

        String wfPath = coord.getAction().getWorkflow().getAppPath().replace("${nameNode}", "");
        return getParentWorkflow(new Path(wfPath));
    }
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    }

    @Override
    protected List<COORDINATORAPP> getCoordinators(Cluster cluster, Path bundlePath) throws FalconException {
        List<COORDINATORAPP> coords = new ArrayList<COORDINATORAPP>();
        COORDINATORAPP retentionCoord = getRetentionCoordinator(cluster, bundlePath);
        if (retentionCoord != null) {
            coords.add(retentionCoord);
        }
        List<COORDINATORAPP> replicationCoords = getReplicationCoordinators(cluster, bundlePath);
        coords.addAll(replicationCoords);
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            Path basePath = getCoordPath(bundlePath, coordName);
            replicationMapper.createReplicatonWorkflow(targetCluster, basePath, coordName);

            for (org.apache.falcon.entity.v0.feed.Cluster feedCluster : feed.getClusters().getClusters()) {
                if (feedCluster.getType() == ClusterType.SOURCE) {
                    COORDINATORAPP coord = replicationMapper.createAndGetCoord(feed,
                            (Cluster) ConfigurationStore.get().get(EntityType.CLUSTER, feedCluster.getName()),
                            targetCluster, bundlePath);

                    if (coord != null) {
                        replicationCoords.add(coord);
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Related Classes of org.apache.falcon.oozie.coordinator.COORDINATORAPP

  • org.apache.falcon.converter.OozieFeedMapper
  • org.apache.falcon.converter.OozieFeedMapper$ReplicationOozieWorkflowMapper
  • org.apache.falcon.converter.OozieFeedMapper$RetentionOozieWorkflowMapper
  • org.apache.falcon.converter.OozieFeedMapperTest
  • org.apache.falcon.converter.OozieFeedWorkflowBuilderTest
  • org.apache.falcon.converter.OozieProcessMapper
  • org.apache.falcon.converter.OozieProcessMapperTest
  • org.apache.falcon.converter.OozieProcessWorkflowBuilderTest
  • org.apache.falcon.workflow.OozieFeedWorkflowBuilder
  • org.apache.falcon.workflow.OozieFeedWorkflowBuilder$ReplicationOozieWorkflowMapper
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