Examples with Copy com.amazonaws.services.s3.transfer.Copy used on opensource projects

Example 6 with Copy

use of com.amazonaws.services.s3.transfer.Copy in project jackrabbit by apache.

the class S3Backend method renameKeys.

/**
     * This method rename object keys in S3 concurrently. The number of
     * concurrent threads is defined by 'maxConnections' property in
     * aws.properties. As S3 doesn't have "move" command, this method simulate
     * move as copy object object to new key and then delete older key.
     */
private void renameKeys() throws DataStoreException {
    long startTime = System.currentTimeMillis();
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    long count = 0;
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        ObjectListing prevObjectListing = s3service.listObjects(bucket);
        List<DeleteObjectsRequest.KeyVersion> deleteList = new ArrayList<DeleteObjectsRequest.KeyVersion>();
        int nThreads = Integer.parseInt(properties.getProperty("maxConnections"));
        ExecutorService executor = Executors.newFixedThreadPool(nThreads, new NamedThreadFactory("s3-object-rename-worker"));
        boolean taskAdded = false;
        while (true) {
            for (S3ObjectSummary s3ObjSumm : prevObjectListing.getObjectSummaries()) {
                executor.execute(new KeyRenameThread(s3ObjSumm.getKey()));
                taskAdded = true;
                count++;
                // delete the object if it follows old key name format
                if (s3ObjSumm.getKey().startsWith(KEY_PREFIX)) {
                    deleteList.add(new DeleteObjectsRequest.KeyVersion(s3ObjSumm.getKey()));
                }
            }
            if (!prevObjectListing.isTruncated())
                break;
            prevObjectListing = s3service.listNextBatchOfObjects(prevObjectListing);
        }
        // This will make the executor accept no new threads
        // and finish all existing threads in the queue
        executor.shutdown();
        try {
            // Wait until all threads are finish
            while (taskAdded && !executor.awaitTermination(10, TimeUnit.SECONDS)) {
                LOG.info("Rename S3 keys tasks timedout. Waiting again");
            }
        } catch (InterruptedException ie) {
        }
        LOG.info("Renamed [{}] keys, time taken [{}]sec", count, ((System.currentTimeMillis() - startTime) / 1000));
        // Delete older keys.
        if (deleteList.size() > 0) {
            DeleteObjectsRequest delObjsReq = new DeleteObjectsRequest(bucket);
            int batchSize = 500, startIndex = 0, size = deleteList.size();
            int endIndex = batchSize < size ? batchSize : size;
            while (endIndex <= size) {
                delObjsReq.setKeys(Collections.unmodifiableList(deleteList.subList(startIndex, endIndex)));
                DeleteObjectsResult dobjs = s3service.deleteObjects(delObjsReq);
                LOG.info("Records[{}] deleted in datastore from index [{}] to [{}]", new Object[] { dobjs.getDeletedObjects().size(), startIndex, (endIndex - 1) });
                if (endIndex == size) {
                    break;
                } else {
                    startIndex = endIndex;
                    endIndex = (startIndex + batchSize) < size ? (startIndex + batchSize) : size;
                }
            }
        }
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
}

Example 7 with Copy

use of com.amazonaws.services.s3.transfer.Copy in project jackrabbit by apache.

the class S3Backend method write.

private void write(DataIdentifier identifier, File file, boolean asyncUpload, AsyncUploadCallback callback) throws DataStoreException {
    String key = getKeyName(identifier);
    ObjectMetadata objectMetaData = null;
    long start = System.currentTimeMillis();
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        // check if the same record already exists
        try {
            objectMetaData = s3service.getObjectMetadata(bucket, key);
        } catch (AmazonServiceException ase) {
            if (!(ase.getStatusCode() == 404 || ase.getStatusCode() == 403)) {
                throw ase;
            }
        }
        if (objectMetaData != null) {
            long l = objectMetaData.getContentLength();
            if (l != file.length()) {
                throw new DataStoreException("Collision: " + key + " new length: " + file.length() + " old length: " + l);
            }
            LOG.debug("[{}]'s exists, lastmodified = [{}]", key, objectMetaData.getLastModified().getTime());
            CopyObjectRequest copReq = new CopyObjectRequest(bucket, key, bucket, key);
            copReq.setNewObjectMetadata(objectMetaData);
            Copy copy = tmx.copy(s3ReqDecorator.decorate(copReq));
            try {
                copy.waitForCopyResult();
                LOG.debug("lastModified of [{}] updated successfully.", identifier);
                if (callback != null) {
                    callback.onSuccess(new AsyncUploadResult(identifier, file));
                }
            } catch (Exception e2) {
                AsyncUploadResult asyncUpRes = new AsyncUploadResult(identifier, file);
                asyncUpRes.setException(e2);
                if (callback != null) {
                    callback.onAbort(asyncUpRes);
                }
                throw new DataStoreException("Could not upload " + key, e2);
            }
        }
        if (objectMetaData == null) {
            try {
                // start multipart parallel upload using amazon sdk
                Upload up = tmx.upload(s3ReqDecorator.decorate(new PutObjectRequest(bucket, key, file)));
                // wait for upload to finish
                if (asyncUpload) {
                    up.addProgressListener(new S3UploadProgressListener(up, identifier, file, callback));
                    LOG.debug("added upload progress listener to identifier [{}]", identifier);
                } else {
                    up.waitForUploadResult();
                    LOG.debug("synchronous upload to identifier [{}] completed.", identifier);
                    if (callback != null) {
                        callback.onSuccess(new AsyncUploadResult(identifier, file));
                    }
                }
            } catch (Exception e2) {
                AsyncUploadResult asyncUpRes = new AsyncUploadResult(identifier, file);
                asyncUpRes.setException(e2);
                if (callback != null) {
                    callback.onAbort(asyncUpRes);
                }
                throw new DataStoreException("Could not upload " + key, e2);
            }
        }
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
    LOG.debug("write of [{}], length=[{}], in async mode [{}], in [{}]ms", new Object[] { identifier, file.length(), asyncUpload, (System.currentTimeMillis() - start) });
}

Example 8 with Copy

use of com.amazonaws.services.s3.transfer.Copy in project jackrabbit-oak by apache.

the class S3Backend method exists.

@Override
public boolean exists(DataIdentifier identifier, boolean touch) throws DataStoreException {
    long start = System.currentTimeMillis();
    String key = getKeyName(identifier);
    ObjectMetadata objectMetaData = null;
    boolean retVal = false;
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        objectMetaData = s3service.getObjectMetadata(bucket, key);
        if (objectMetaData != null) {
            retVal = true;
            if (touch) {
                CopyObjectRequest copReq = new CopyObjectRequest(bucket, key, bucket, key);
                copReq.setNewObjectMetadata(objectMetaData);
                Copy copy = tmx.copy(s3ReqDecorator.decorate(copReq));
                copy.waitForCopyResult();
                LOG.debug("[{}] touched took [{}] ms. ", identifier, (System.currentTimeMillis() - start));
            }
        } else {
            retVal = false;
        }
    } catch (AmazonServiceException e) {
        if (e.getStatusCode() == 404 || e.getStatusCode() == 403) {
            retVal = false;
        } else {
            throw new DataStoreException("Error occured to find exists for key [" + identifier.toString() + "]", e);
        }
    } catch (Exception e) {
        throw new DataStoreException("Error occured to find exists for key  " + identifier.toString(), e);
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
    LOG.debug("exists [{}]: [{}] took [{}] ms.", new Object[] { identifier, retVal, (System.currentTimeMillis() - start) });
    return retVal;
}

Example 9 with Copy

use of com.amazonaws.services.s3.transfer.Copy in project jackrabbit-oak by apache.

the class S3Backend method write.

private void write(DataIdentifier identifier, File file, boolean asyncUpload, AsyncUploadCallback callback) throws DataStoreException {
    String key = getKeyName(identifier);
    ObjectMetadata objectMetaData = null;
    long start = System.currentTimeMillis();
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        // check if the same record already exists
        try {
            objectMetaData = s3service.getObjectMetadata(bucket, key);
        } catch (AmazonServiceException ase) {
            if (!(ase.getStatusCode() == 404 || ase.getStatusCode() == 403)) {
                throw ase;
            }
        }
        if (objectMetaData != null) {
            long l = objectMetaData.getContentLength();
            if (l != file.length()) {
                throw new DataStoreException("Collision: " + key + " new length: " + file.length() + " old length: " + l);
            }
            LOG.debug("[{}]'s exists, lastmodified = [{}]", key, objectMetaData.getLastModified().getTime());
            CopyObjectRequest copReq = new CopyObjectRequest(bucket, key, bucket, key);
            copReq.setNewObjectMetadata(objectMetaData);
            Copy copy = tmx.copy(s3ReqDecorator.decorate(copReq));
            try {
                copy.waitForCopyResult();
                LOG.debug("lastModified of [{}] updated successfully.", identifier);
                if (callback != null) {
                    callback.onSuccess(new AsyncUploadResult(identifier, file));
                }
            } catch (Exception e2) {
                AsyncUploadResult asyncUpRes = new AsyncUploadResult(identifier, file);
                asyncUpRes.setException(e2);
                if (callback != null) {
                    callback.onAbort(asyncUpRes);
                }
                throw new DataStoreException("Could not upload " + key, e2);
            }
        }
        if (objectMetaData == null) {
            try {
                // start multipart parallel upload using amazon sdk
                Upload up = tmx.upload(s3ReqDecorator.decorate(new PutObjectRequest(bucket, key, file)));
                // wait for upload to finish
                if (asyncUpload) {
                    up.addProgressListener(new S3UploadProgressListener(up, identifier, file, callback));
                    LOG.debug("added upload progress listener to identifier [{}]", identifier);
                } else {
                    up.waitForUploadResult();
                    LOG.debug("synchronous upload to identifier [{}] completed.", identifier);
                    if (callback != null) {
                        callback.onSuccess(new AsyncUploadResult(identifier, file));
                    }
                }
            } catch (Exception e2) {
                AsyncUploadResult asyncUpRes = new AsyncUploadResult(identifier, file);
                asyncUpRes.setException(e2);
                if (callback != null) {
                    callback.onAbort(asyncUpRes);
                }
                throw new DataStoreException("Could not upload " + key, e2);
            }
        }
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
    LOG.debug("write of [{}], length=[{}], in async mode [{}], in [{}]ms", new Object[] { identifier, file.length(), asyncUpload, (System.currentTimeMillis() - start) });
}

Example 10 with Copy

use of com.amazonaws.services.s3.transfer.Copy in project jackrabbit-oak by apache.

the class S3Backend method renameKeys.

/**
     * This method rename object keys in S3 concurrently. The number of
     * concurrent threads is defined by 'maxConnections' property in
     * aws.properties. As S3 doesn't have "move" command, this method simulate
     * move as copy object object to new key and then delete older key.
     */
private void renameKeys() throws DataStoreException {
    long startTime = System.currentTimeMillis();
    ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    long count = 0;
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
        ObjectListing prevObjectListing = s3service.listObjects(bucket);
        List<DeleteObjectsRequest.KeyVersion> deleteList = new ArrayList<DeleteObjectsRequest.KeyVersion>();
        int nThreads = Integer.parseInt(properties.getProperty("maxConnections"));
        ExecutorService executor = Executors.newFixedThreadPool(nThreads, new NamedThreadFactory("s3-object-rename-worker"));
        boolean taskAdded = false;
        while (true) {
            for (S3ObjectSummary s3ObjSumm : prevObjectListing.getObjectSummaries()) {
                executor.execute(new KeyRenameThread(s3ObjSumm.getKey()));
                taskAdded = true;
                count++;
                // delete the object if it follows old key name format
                if (s3ObjSumm.getKey().startsWith(KEY_PREFIX)) {
                    deleteList.add(new DeleteObjectsRequest.KeyVersion(s3ObjSumm.getKey()));
                }
            }
            if (!prevObjectListing.isTruncated())
                break;
            prevObjectListing = s3service.listNextBatchOfObjects(prevObjectListing);
        }
        // This will make the executor accept no new threads
        // and finish all existing threads in the queue
        executor.shutdown();
        try {
            // Wait until all threads are finish
            while (taskAdded && !executor.awaitTermination(10, TimeUnit.SECONDS)) {
                LOG.info("Rename S3 keys tasks timedout. Waiting again");
            }
        } catch (InterruptedException ie) {
        }
        LOG.info("Renamed [{}] keys, time taken [{}]sec", count, ((System.currentTimeMillis() - startTime) / 1000));
        // Delete older keys.
        if (deleteList.size() > 0) {
            DeleteObjectsRequest delObjsReq = new DeleteObjectsRequest(bucket);
            int batchSize = 500, startIndex = 0, size = deleteList.size();
            int endIndex = batchSize < size ? batchSize : size;
            while (endIndex <= size) {
                delObjsReq.setKeys(Collections.unmodifiableList(deleteList.subList(startIndex, endIndex)));
                DeleteObjectsResult dobjs = s3service.deleteObjects(delObjsReq);
                LOG.info("Records[{}] deleted in datastore from index [{}] to [{}]", dobjs.getDeletedObjects().size(), startIndex, (endIndex - 1));
                if (endIndex == size) {
                    break;
                } else {
                    startIndex = endIndex;
                    endIndex = (startIndex + batchSize) < size ? (startIndex + batchSize) : size;
                }
            }
        }
    } finally {
        if (contextClassLoader != null) {
            Thread.currentThread().setContextClassLoader(contextClassLoader);
        }
    }
}