Examples with LocalSolrQueryRequest org.apache.solr.request.LocalSolrQueryRequest used on opensource projects

Example 86 with LocalSolrQueryRequest

use of org.apache.solr.request.LocalSolrQueryRequest in project lucene-solr by apache.

the class UpdateProcessorTestBase method finish.

protected void finish(final String chain) throws IOException {
    SolrCore core = h.getCore();
    UpdateRequestProcessorChain pc = core.getUpdateProcessingChain(chain);
    assertNotNull("No Chain named: " + chain, pc);
    SolrQueryResponse rsp = new SolrQueryResponse();
    SolrQueryRequest req = new LocalSolrQueryRequest(core, new ModifiableSolrParams());
    UpdateRequestProcessor processor = pc.createProcessor(req, rsp);
    try {
        processor.finish();
    } finally {
        IOUtils.closeQuietly(processor);
        req.close();
    }
}

Example 87 with LocalSolrQueryRequest

use of org.apache.solr.request.LocalSolrQueryRequest in project lucene-solr by apache.

the class SkipExistingDocumentsProcessorFactoryTest method testSkipUpdatesFalseIfInitArgsTrueButFalseBooleanInRequest.

@Test
public void testSkipUpdatesFalseIfInitArgsTrueButFalseBooleanInRequest() {
    SkipExistingDocumentsProcessorFactory factory = new SkipExistingDocumentsProcessorFactory();
    NamedList<Object> initArgs = new NamedList<>();
    initArgs.add("skipUpdateIfMissing", true);
    factory.init(initArgs);
    NamedList<Object> requestArgs = new NamedList<>();
    requestArgs.add("skipUpdateIfMissing", false);
    SolrQueryRequest req = new LocalSolrQueryRequest(null, requestArgs);
    UpdateRequestProcessor next = Mockito.mock(DistributedUpdateProcessor.class);
    SkipExistingDocumentsUpdateProcessor processor = factory.getInstance(req, new SolrQueryResponse(), next);
    assertTrue("Expected skipInsertIfExists to be true", processor.isSkipInsertIfExists());
    assertFalse("Expected skipUpdateIfMissing to be false", processor.isSkipUpdateIfMissing());
}

Example 88 with LocalSolrQueryRequest

use of org.apache.solr.request.LocalSolrQueryRequest in project lucene-solr by apache.

the class SkipExistingDocumentsProcessorFactoryTest method testSkipInsertsFalseIfInitArgsTrueButFalseStringInRequest.

@Test
public void testSkipInsertsFalseIfInitArgsTrueButFalseStringInRequest() {
    SkipExistingDocumentsProcessorFactory factory = new SkipExistingDocumentsProcessorFactory();
    NamedList<Object> initArgs = new NamedList<>();
    initArgs.add("skipInsertIfExists", true);
    factory.init(initArgs);
    NamedList<String> requestArgs = new NamedList<>();
    requestArgs.add("skipInsertIfExists", "false");
    SolrQueryRequest req = new LocalSolrQueryRequest(null, requestArgs);
    UpdateRequestProcessor next = Mockito.mock(DistributedUpdateProcessor.class);
    SkipExistingDocumentsUpdateProcessor processor = factory.getInstance(req, new SolrQueryResponse(), next);
    assertFalse("Expected skipInsertIfExists to be false", processor.isSkipInsertIfExists());
    assertTrue("Expected skipUpdateIfMissing to be true", processor.isSkipUpdateIfMissing());
}

Example 89 with LocalSolrQueryRequest

use of org.apache.solr.request.LocalSolrQueryRequest in project lucene-solr by apache.

the class IndexFetcher method fetchLatestIndex.

/**
   * This command downloads all the necessary files from master to install a index commit point. Only changed files are
   * downloaded. It also downloads the conf files (if they are modified).
   *
   * @param forceReplication force a replication in all cases
   * @param forceCoreReload force a core reload in all cases
   * @return true on success, false if slave is already in sync
   * @throws IOException if an exception occurs
   */
IndexFetchResult fetchLatestIndex(boolean forceReplication, boolean forceCoreReload) throws IOException, InterruptedException {
    boolean cleanupDone = false;
    boolean successfulInstall = false;
    markReplicationStart();
    Directory tmpIndexDir = null;
    String tmpIndex;
    Directory indexDir = null;
    String indexDirPath;
    boolean deleteTmpIdxDir = true;
    File tmpTlogDir = null;
    if (!solrCore.getSolrCoreState().getLastReplicateIndexSuccess()) {
        // if the last replication was not a success, we force a full replication
        // when we are a bit more confident we may want to try a partial replication
        // if the error is connection related or something, but we have to be careful
        forceReplication = true;
        LOG.info("Last replication failed, so I'll force replication");
    }
    try {
        if (fetchFromLeader) {
            assert !solrCore.isClosed() : "Replication should be stopped before closing the core";
            Replica replica = getLeaderReplica();
            CloudDescriptor cd = solrCore.getCoreDescriptor().getCloudDescriptor();
            if (cd.getCoreNodeName().equals(replica.getName())) {
                return IndexFetchResult.EXPECTING_NON_LEADER;
            }
            if (replica.getState() != Replica.State.ACTIVE) {
                LOG.info("Replica {} is leader but it's state is {}, skipping replication", replica.getName(), replica.getState());
                return IndexFetchResult.LEADER_IS_NOT_ACTIVE;
            }
            if (!solrCore.getCoreContainer().getZkController().getClusterState().liveNodesContain(replica.getNodeName())) {
                LOG.info("Replica {} is leader but it's not hosted on a live node, skipping replication", replica.getName());
                return IndexFetchResult.LEADER_IS_NOT_ACTIVE;
            }
            if (!replica.getCoreUrl().equals(masterUrl)) {
                masterUrl = replica.getCoreUrl();
                LOG.info("Updated masterUrl to {}", masterUrl);
            // TODO: Do we need to set forceReplication = true?
            } else {
                LOG.debug("masterUrl didn't change");
            }
        }
        //get the current 'replicateable' index version in the master
        NamedList response;
        try {
            response = getLatestVersion();
        } catch (Exception e) {
            final String errorMsg = e.toString();
            if (!Strings.isNullOrEmpty(errorMsg) && errorMsg.contains(INTERRUPT_RESPONSE_MESSAGE)) {
                LOG.warn("Master at: " + masterUrl + " is not available. Index fetch failed by interrupt. Exception: " + errorMsg);
                return new IndexFetchResult(IndexFetchResult.FAILED_BY_INTERRUPT_MESSAGE, false, e);
            } else {
                LOG.warn("Master at: " + masterUrl + " is not available. Index fetch failed by exception: " + errorMsg);
                return new IndexFetchResult(IndexFetchResult.FAILED_BY_EXCEPTION_MESSAGE, false, e);
            }
        }
        long latestVersion = (Long) response.get(CMD_INDEX_VERSION);
        long latestGeneration = (Long) response.get(GENERATION);
        LOG.info("Master's generation: " + latestGeneration);
        LOG.info("Master's version: " + latestVersion);
        // TODO: make sure that getLatestCommit only returns commit points for the main index (i.e. no side-car indexes)
        IndexCommit commit = solrCore.getDeletionPolicy().getLatestCommit();
        if (commit == null) {
            // Presumably the IndexWriter hasn't been opened yet, and hence the deletion policy hasn't been updated with commit points
            RefCounted<SolrIndexSearcher> searcherRefCounted = null;
            try {
                searcherRefCounted = solrCore.getNewestSearcher(false);
                if (searcherRefCounted == null) {
                    LOG.warn("No open searcher found - fetch aborted");
                    return IndexFetchResult.NO_INDEX_COMMIT_EXIST;
                }
                commit = searcherRefCounted.get().getIndexReader().getIndexCommit();
            } finally {
                if (searcherRefCounted != null)
                    searcherRefCounted.decref();
            }
        }
        LOG.info("Slave's generation: " + commit.getGeneration());
        LOG.info("Slave's version: " + IndexDeletionPolicyWrapper.getCommitTimestamp(commit));
        if (latestVersion == 0L) {
            if (forceReplication && commit.getGeneration() != 0) {
                // since we won't get the files for an empty index,
                // we just clear ours and commit
                LOG.info("New index in Master. Deleting mine...");
                RefCounted<IndexWriter> iw = solrCore.getUpdateHandler().getSolrCoreState().getIndexWriter(solrCore);
                try {
                    iw.get().deleteAll();
                } finally {
                    iw.decref();
                }
                SolrQueryRequest req = new LocalSolrQueryRequest(solrCore, new ModifiableSolrParams());
                solrCore.getUpdateHandler().commit(new CommitUpdateCommand(req, false));
            }
            //there is nothing to be replicated
            successfulInstall = true;
            LOG.debug("Nothing to replicate, master's version is 0");
            return IndexFetchResult.MASTER_VERSION_ZERO;
        }
        // TODO: Should we be comparing timestamps (across machines) here?
        if (!forceReplication && IndexDeletionPolicyWrapper.getCommitTimestamp(commit) == latestVersion) {
            //master and slave are already in sync just return
            LOG.info("Slave in sync with master.");
            successfulInstall = true;
            return IndexFetchResult.ALREADY_IN_SYNC;
        }
        LOG.info("Starting replication process");
        // get the list of files first
        fetchFileList(latestGeneration);
        // this can happen if the commit point is deleted before we fetch the file list.
        if (filesToDownload.isEmpty()) {
            return IndexFetchResult.PEER_INDEX_COMMIT_DELETED;
        }
        LOG.info("Number of files in latest index in master: " + filesToDownload.size());
        if (tlogFilesToDownload != null) {
            LOG.info("Number of tlog files in master: " + tlogFilesToDownload.size());
        }
        // Create the sync service
        fsyncService = ExecutorUtil.newMDCAwareSingleThreadExecutor(new DefaultSolrThreadFactory("fsyncService"));
        // use a synchronized list because the list is read by other threads (to show details)
        filesDownloaded = Collections.synchronizedList(new ArrayList<Map<String, Object>>());
        // if the generation of master is older than that of the slave , it means they are not compatible to be copied
        // then a new index directory to be created and all the files need to be copied
        boolean isFullCopyNeeded = IndexDeletionPolicyWrapper.getCommitTimestamp(commit) >= latestVersion || commit.getGeneration() >= latestGeneration || forceReplication;
        String timestamp = new SimpleDateFormat(SnapShooter.DATE_FMT, Locale.ROOT).format(new Date());
        String tmpIdxDirName = "index." + timestamp;
        tmpIndex = solrCore.getDataDir() + tmpIdxDirName;
        tmpIndexDir = solrCore.getDirectoryFactory().get(tmpIndex, DirContext.DEFAULT, solrCore.getSolrConfig().indexConfig.lockType);
        // tmp dir for tlog files
        if (tlogFilesToDownload != null) {
            tmpTlogDir = new File(solrCore.getUpdateHandler().getUpdateLog().getLogDir(), "tlog." + timestamp);
        }
        // cindex dir...
        indexDirPath = solrCore.getIndexDir();
        indexDir = solrCore.getDirectoryFactory().get(indexDirPath, DirContext.DEFAULT, solrCore.getSolrConfig().indexConfig.lockType);
        try {
            //in the metadata. If there is a mismatch for the same index file then we download the entire index again.
            if (!isFullCopyNeeded && isIndexStale(indexDir)) {
                isFullCopyNeeded = true;
            }
            if (!isFullCopyNeeded && !fetchFromLeader) {
                // and wait until we are able to clean up all unused lucene files
                if (solrCore.getCoreContainer().isZooKeeperAware()) {
                    solrCore.closeSearcher();
                }
                // rollback and reopen index writer and wait until all unused files
                // are successfully deleted
                solrCore.getUpdateHandler().newIndexWriter(true);
                RefCounted<IndexWriter> writer = solrCore.getUpdateHandler().getSolrCoreState().getIndexWriter(null);
                try {
                    IndexWriter indexWriter = writer.get();
                    int c = 0;
                    indexWriter.deleteUnusedFiles();
                    while (hasUnusedFiles(indexDir, commit)) {
                        indexWriter.deleteUnusedFiles();
                        LOG.info("Sleeping for 1000ms to wait for unused lucene index files to be delete-able");
                        Thread.sleep(1000);
                        c++;
                        if (c >= 30) {
                            LOG.warn("IndexFetcher unable to cleanup unused lucene index files so we must do a full copy instead");
                            isFullCopyNeeded = true;
                            break;
                        }
                    }
                    if (c > 0) {
                        LOG.info("IndexFetcher slept for " + (c * 1000) + "ms for unused lucene index files to be delete-able");
                    }
                } finally {
                    writer.decref();
                }
            }
            boolean reloadCore = false;
            try {
                // we have to be careful and do this after we know isFullCopyNeeded won't be flipped
                if (!isFullCopyNeeded) {
                    solrCore.getUpdateHandler().getSolrCoreState().closeIndexWriter(solrCore, true);
                }
                LOG.info("Starting download (fullCopy={}) to {}", isFullCopyNeeded, tmpIndexDir);
                successfulInstall = false;
                long bytesDownloaded = downloadIndexFiles(isFullCopyNeeded, indexDir, tmpIndexDir, latestGeneration);
                if (tlogFilesToDownload != null) {
                    bytesDownloaded += downloadTlogFiles(tmpTlogDir, latestGeneration);
                    // reload update log
                    reloadCore = true;
                }
                final long timeTakenSeconds = getReplicationTimeElapsed();
                final Long bytesDownloadedPerSecond = (timeTakenSeconds != 0 ? new Long(bytesDownloaded / timeTakenSeconds) : null);
                LOG.info("Total time taken for download (fullCopy={},bytesDownloaded={}) : {} secs ({} bytes/sec) to {}", isFullCopyNeeded, bytesDownloaded, timeTakenSeconds, bytesDownloadedPerSecond, tmpIndexDir);
                Collection<Map<String, Object>> modifiedConfFiles = getModifiedConfFiles(confFilesToDownload);
                if (!modifiedConfFiles.isEmpty()) {
                    reloadCore = true;
                    downloadConfFiles(confFilesToDownload, latestGeneration);
                    if (isFullCopyNeeded) {
                        successfulInstall = solrCore.modifyIndexProps(tmpIdxDirName);
                        if (successfulInstall)
                            deleteTmpIdxDir = false;
                    } else {
                        successfulInstall = moveIndexFiles(tmpIndexDir, indexDir);
                    }
                    if (tlogFilesToDownload != null) {
                        // move tlog files and refresh ulog only if we successfully installed a new index
                        successfulInstall &= moveTlogFiles(tmpTlogDir);
                    }
                    if (successfulInstall) {
                        if (isFullCopyNeeded) {
                            // may be closed
                            if (indexDir != null) {
                                solrCore.getDirectoryFactory().doneWithDirectory(indexDir);
                                // Cleanup all index files not associated with any *named* snapshot.
                                solrCore.deleteNonSnapshotIndexFiles(indexDirPath);
                            }
                        }
                        LOG.info("Configuration files are modified, core will be reloaded");
                        logReplicationTimeAndConfFiles(modifiedConfFiles, // write to a file time of replication and
                        successfulInstall);
                    // conf files.
                    }
                } else {
                    terminateAndWaitFsyncService();
                    if (isFullCopyNeeded) {
                        successfulInstall = solrCore.modifyIndexProps(tmpIdxDirName);
                        if (successfulInstall)
                            deleteTmpIdxDir = false;
                    } else {
                        successfulInstall = moveIndexFiles(tmpIndexDir, indexDir);
                    }
                    if (tlogFilesToDownload != null) {
                        // move tlog files and refresh ulog only if we successfully installed a new index
                        successfulInstall &= moveTlogFiles(tmpTlogDir);
                    }
                    if (successfulInstall) {
                        logReplicationTimeAndConfFiles(modifiedConfFiles, successfulInstall);
                    }
                }
            } finally {
                if (!isFullCopyNeeded) {
                    solrCore.getUpdateHandler().getSolrCoreState().openIndexWriter(solrCore);
                }
            }
            // we must reload the core after we open the IW back up
            if (successfulInstall && (reloadCore || forceCoreReload)) {
                LOG.info("Reloading SolrCore {}", solrCore.getName());
                reloadCore();
            }
            if (successfulInstall) {
                if (isFullCopyNeeded) {
                    // may be closed
                    if (indexDir != null) {
                        LOG.info("removing old index directory " + indexDir);
                        solrCore.getDirectoryFactory().doneWithDirectory(indexDir);
                        solrCore.getDirectoryFactory().remove(indexDir);
                    }
                }
                if (isFullCopyNeeded) {
                    solrCore.getUpdateHandler().newIndexWriter(isFullCopyNeeded);
                }
                openNewSearcherAndUpdateCommitPoint();
            }
            if (!isFullCopyNeeded && !forceReplication && !successfulInstall) {
                cleanup(solrCore, tmpIndexDir, indexDir, deleteTmpIdxDir, tmpTlogDir, successfulInstall);
                cleanupDone = true;
                // we try with a full copy of the index
                LOG.warn("Replication attempt was not successful - trying a full index replication reloadCore={}", reloadCore);
                successfulInstall = fetchLatestIndex(true, reloadCore).getSuccessful();
            }
            markReplicationStop();
            return successfulInstall ? IndexFetchResult.INDEX_FETCH_SUCCESS : IndexFetchResult.INDEX_FETCH_FAILURE;
        } catch (ReplicationHandlerException e) {
            LOG.error("User aborted Replication");
            return new IndexFetchResult(IndexFetchResult.FAILED_BY_EXCEPTION_MESSAGE, false, e);
        } catch (SolrException e) {
            throw e;
        } catch (InterruptedException e) {
            throw new InterruptedException("Index fetch interrupted");
        } catch (Exception e) {
            throw new SolrException(ErrorCode.SERVER_ERROR, "Index fetch failed : ", e);
        }
    } finally {
        if (!cleanupDone) {
            cleanup(solrCore, tmpIndexDir, indexDir, deleteTmpIdxDir, tmpTlogDir, successfulInstall);
        }
    }
}

Example 90 with LocalSolrQueryRequest

use of org.apache.solr.request.LocalSolrQueryRequest in project lucene-solr by apache.

the class JoinQuery method createParser.

@Override
public QParser createParser(String qstr, SolrParams localParams, SolrParams params, SolrQueryRequest req) {
    return new QParser(qstr, localParams, params, req) {

        @Override
        public Query parse() throws SyntaxError {
            if (localParams != null && localParams.get(ScoreJoinQParserPlugin.SCORE) != null) {
                return new ScoreJoinQParserPlugin().createParser(qstr, localParams, params, req).parse();
            } else {
                return parseJoin();
            }
        }

        Query parseJoin() throws SyntaxError {
            final String fromField = getParam("from");
            final String fromIndex = getParam("fromIndex");
            final String toField = getParam("to");
            final String v = localParams.get("v");
            final String coreName;
            Query fromQuery;
            long fromCoreOpenTime = 0;
            if (fromIndex != null && !fromIndex.equals(req.getCore().getCoreDescriptor().getName())) {
                CoreContainer container = req.getCore().getCoreContainer();
                // if in SolrCloud mode, fromIndex should be the name of a single-sharded collection
                coreName = ScoreJoinQParserPlugin.getCoreName(fromIndex, container);
                final SolrCore fromCore = container.getCore(coreName);
                if (fromCore == null) {
                    throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Cross-core join: no such core " + coreName);
                }
                RefCounted<SolrIndexSearcher> fromHolder = null;
                LocalSolrQueryRequest otherReq = new LocalSolrQueryRequest(fromCore, params);
                try {
                    QParser parser = QParser.getParser(v, otherReq);
                    fromQuery = parser.getQuery();
                    fromHolder = fromCore.getRegisteredSearcher();
                    if (fromHolder != null)
                        fromCoreOpenTime = fromHolder.get().getOpenNanoTime();
                } finally {
                    otherReq.close();
                    fromCore.close();
                    if (fromHolder != null)
                        fromHolder.decref();
                }
            } else {
                coreName = null;
                QParser fromQueryParser = subQuery(v, null);
                fromQueryParser.setIsFilter(true);
                fromQuery = fromQueryParser.getQuery();
            }
            JoinQuery jq = new JoinQuery(fromField, toField, coreName == null ? fromIndex : coreName, fromQuery);
            jq.fromCoreOpenTime = fromCoreOpenTime;
            return jq;
        }
    };
}