protected byte[] DownloadCacheFile(IFileInfo target, IDocument remoteDocument, Transmission transmission, IFileSystemInfoFactory fsFactory)
{
if (!this.LoadCacheFile(target, remoteDocument, fsFactory))
{
if (target.Exists)
{
target.Delete();
}
}
using (var hashAlg = new SHA1Reuse()) {
using (var filestream = target.Open(FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None))
using (var downloader = ContentTaskUtils.CreateDownloader()) {
try {
downloader.DownloadFile(remoteDocument, filestream, transmission, hashAlg, (byte[] checksumUpdate, long length) => this.SaveCacheFile(target, remoteDocument, checksumUpdate, length, transmission));
if (this.TransmissionStorage != null)
{
this.TransmissionStorage.RemoveObjectByRemoteObjectId(remoteDocument.Id);
}
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
target.Refresh();
return(hashAlg.Hash);
}
}
public void Compute1024Bytes() {
byte[] data = new byte[1024];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
}
public void ComputeArray([Values(0, 1, 2, 10, 1024, 325245)]long length) {
byte[] data = new byte[length];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
}
public void Compute1024Bytes()
{
byte[] data = new byte[1024];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
}
public void ComputeArray([Values(0, 1, 2, 10, 1024, 325245)] long length)
{
byte[] data = new byte[length];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
Assert.IsTrue(reuse.ComputeHash(data).SequenceEqual(sha1.ComputeHash(data)));
}
}
public void ComputeBlocksByEmptyBlockSize() {
int dataLength = 0;
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
for (int i = 0; i < 10; ++i) {
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
}
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
Assert.IsTrue(sha1.Hash.SequenceEqual(reuse.Hash));
}
}
public void ComputeBlocksWithBlockSize([Values(1, 1024, 324734)] int dataLength)
{
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
for (int i = 0; i < 10; ++i)
{
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
}
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
Assert.IsTrue(sha1.Hash.SequenceEqual(reuse.Hash));
}
}
public void ComputeBlocksViaClone()
{
int dataLength = 23;
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Managed sha1_1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse())
using (SHA1Reuse hash0 = (SHA1Reuse)reuse.Clone()) {
for (int i = 0; i < 100; i++)
{
sha1.TransformBlock(data, 0, dataLength, data, 0);
sha1_1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
}
using (var hash1 = hash0.Clone() as HashAlgorithm)
using (var hash2 = hash0.Clone() as HashAlgorithm)
using (var hash3 = hash0.Clone() as HashAlgorithm) {
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
hash0.TransformFinalBlock(data, dataLength, 0);
Assert.That(sha1.Hash, Is.EqualTo(reuse.Hash));
Assert.That(sha1.Hash, Is.EqualTo(hash0.Hash));
for (int i = 0; i < 100; i++)
{
sha1_1.TransformBlock(data, 0, dataLength, data, 0);
hash1.TransformBlock(data, 0, dataLength, data, 0);
hash2.TransformBlock(data, 0, dataLength, data, 0);
hash3.TransformBlock(data, 0, dataLength, data, 0);
}
hash1.TransformFinalBlock(data, dataLength, 0);
hash2.TransformFinalBlock(data, dataLength, 0);
hash3.TransformFinalBlock(data, dataLength, 0);
sha1_1.TransformFinalBlock(data, dataLength, 0);
Assert.That(sha1_1.Hash, Is.EqualTo(hash1.Hash));
Assert.That(sha1_1.Hash, Is.EqualTo(hash2.Hash));
Assert.That(sha1_1.Hash, Is.EqualTo(hash3.Hash));
}
}
}
public void ComputeBlocksByEmptyBlockSize()
{
int dataLength = 0;
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
for (int i = 0; i < 10; ++i)
{
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
}
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
Assert.IsTrue(sha1.Hash.SequenceEqual(reuse.Hash));
}
}
public void ComputeBlocksViaReuse()
{
int dataLength = 23;
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
SHA1Reuse hash0 = (SHA1Reuse)reuse.Clone();
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
SHA1Reuse hash1 = (SHA1Reuse)reuse.Clone();
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
hash1.TransformBlock(data, 0, dataLength, data, 0);
SHA1Reuse hash2 = (SHA1Reuse)reuse.Clone();
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
hash1.TransformBlock(data, 0, dataLength, data, 0);
hash2.TransformBlock(data, 0, dataLength, data, 0);
SHA1Reuse hash3 = (SHA1Reuse)reuse.Clone();
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
hash0.TransformFinalBlock(data, dataLength, 0);
hash1.TransformFinalBlock(data, dataLength, 0);
hash2.TransformFinalBlock(data, dataLength, 0);
hash3.TransformFinalBlock(data, dataLength, 0);
Assert.IsTrue(sha1.Hash.SequenceEqual(reuse.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash0.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash1.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash2.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash3.Hash));
}
}
public void ComputeBlocksWithBlockSize([Values(1, 1024, 324734)]int dataLength) {
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
for (int i = 0; i < 10; ++i) {
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
}
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
Assert.IsTrue(sha1.Hash.SequenceEqual(reuse.Hash));
}
}
public void ComputeBlocksViaClone() {
int dataLength = 23;
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Managed sha1_1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse())
using (SHA1Reuse hash0 = (SHA1Reuse)reuse.Clone()) {
for (int i = 0; i < 100; i++) {
sha1.TransformBlock(data, 0, dataLength, data, 0);
sha1_1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
}
using(var hash1 = hash0.Clone() as HashAlgorithm)
using(var hash2 = hash0.Clone() as HashAlgorithm)
using(var hash3 = hash0.Clone() as HashAlgorithm) {
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
hash0.TransformFinalBlock(data, dataLength, 0);
Assert.That(sha1.Hash, Is.EqualTo(reuse.Hash));
Assert.That(sha1.Hash, Is.EqualTo(hash0.Hash));
for (int i = 0; i < 100; i++) {
sha1_1.TransformBlock(data, 0, dataLength, data, 0);
hash1.TransformBlock(data, 0, dataLength, data, 0);
hash2.TransformBlock(data, 0, dataLength, data, 0);
hash3.TransformBlock(data, 0, dataLength, data, 0);
}
hash1.TransformFinalBlock(data, dataLength, 0);
hash2.TransformFinalBlock(data, dataLength, 0);
hash3.TransformFinalBlock(data, dataLength, 0);
sha1_1.TransformFinalBlock(data, dataLength, 0);
Assert.That(sha1_1.Hash, Is.EqualTo(hash1.Hash));
Assert.That(sha1_1.Hash, Is.EqualTo(hash2.Hash));
Assert.That(sha1_1.Hash, Is.EqualTo(hash3.Hash));
}
}
}
public void ComputeBlocksViaReuse() {
int dataLength = 23;
byte[] data = new byte[dataLength];
using (SHA1Managed sha1 = new SHA1Managed())
using (SHA1Reuse reuse = new SHA1Reuse()) {
SHA1Reuse hash0 = (SHA1Reuse)reuse.Clone();
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
SHA1Reuse hash1 = (SHA1Reuse)reuse.Clone();
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
hash1.TransformBlock(data, 0, dataLength, data, 0);
SHA1Reuse hash2 = (SHA1Reuse)reuse.Clone();
sha1.TransformBlock(data, 0, dataLength, data, 0);
reuse.TransformBlock(data, 0, dataLength, data, 0);
hash0.TransformBlock(data, 0, dataLength, data, 0);
hash1.TransformBlock(data, 0, dataLength, data, 0);
hash2.TransformBlock(data, 0, dataLength, data, 0);
SHA1Reuse hash3 = (SHA1Reuse)reuse.Clone();
sha1.TransformFinalBlock(data, dataLength, 0);
reuse.TransformFinalBlock(data, dataLength, 0);
hash0.TransformFinalBlock(data, dataLength, 0);
hash1.TransformFinalBlock(data, dataLength, 0);
hash2.TransformFinalBlock(data, dataLength, 0);
hash3.TransformFinalBlock(data, dataLength, 0);
Assert.IsTrue(sha1.Hash.SequenceEqual(reuse.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash0.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash1.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash2.Hash));
Assert.IsTrue(sha1.Hash.SequenceEqual(hash3.Hash));
}
}
/// <summary>
/// Uploads the file content to the remote document.
/// </summary>
/// <returns>The SHA-1 hash of the uploaded file content.</returns>
/// <param name="localFile">Local file.</param>
/// <param name="doc">Remote document.</param>
/// <param name="transmissionManager">Transmission manager.</param>
/// <param name="transmissionEvent">File Transmission event.</param>
/// <param name="mappedObject">Mapped object saved in <c>Storage</c></param>
protected byte[] UploadFileWithPWC(IFileInfo localFile, ref IDocument doc, Transmission transmission, IMappedObject mappedObject = null) {
byte[] checksum = null;
var docPWC = this.LoadRemotePWCDocument(doc, ref checksum);
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
if (checksum != null) {
// check PWC checksum for integration
using (var hashAlg = new SHA1Managed()) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();) {
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault()) {
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = file.Read(buffer, 0, readsize);
hashAlg.TransformBlock(buffer, 0, readsize, buffer, 0);
offset += readsize;
if (readsize == 0) {
break;
}
}
hashAlg.TransformFinalBlock(new byte[0], 0, 0);
if (!hashAlg.Hash.SequenceEqual(checksum)) {
docPWC.DeleteContentStream();
}
file.Seek(0, SeekOrigin.Begin);
}
}
byte[] hash = null;
var uploader = FileTransmission.ContentTaskUtils.CreateUploader(this.TransmissionStorage.ChunkSize);
using (var hashAlg = new SHA1Reuse()) {
try {
using (var hashstream = new NonClosingHashStream(file, hashAlg, CryptoStreamMode.Read)) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();) {
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault()) {
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = hashstream.Read(buffer, 0, readsize);
offset += readsize;
if (readsize == 0) {
break;
}
}
}
var document = doc;
uploader.UploadFile(docPWC, file, transmission, hashAlg, false, (byte[] checksumUpdate, long length) => this.SaveRemotePWCDocument(localFile, document, docPWC, checksumUpdate, transmission));
hash = hashAlg.Hash;
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
this.TransmissionStorage.RemoveObjectByRemoteObjectId(doc.Id);
var properties = new Dictionary<string, object>();
properties.Add(PropertyIds.LastModificationDate, localFile.LastWriteTimeUtc);
doc = this.Session.GetObject(docPWC.CheckIn(true, properties, null, string.Empty)) as IDocument;
// Refresh is required, or DotCMIS will use cached one only
doc.Refresh();
transmission.Status = TransmissionStatus.FINISHED;
return hash;
}
}
protected byte[] DownloadCacheFile(IFileInfo target, IDocument remoteDocument, Transmission transmission, IFileSystemInfoFactory fsFactory) {
if (!this.LoadCacheFile(target, remoteDocument, fsFactory)) {
if (target.Exists) {
target.Delete();
}
}
using (var hashAlg = new SHA1Reuse()) {
using (var filestream = target.Open(FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None))
using (var downloader = ContentTaskUtils.CreateDownloader()) {
try {
downloader.DownloadFile(remoteDocument, filestream, transmission, hashAlg, (byte[] checksumUpdate, long length) => this.SaveCacheFile(target, remoteDocument, checksumUpdate, length, transmission));
if (this.TransmissionStorage != null) {
this.TransmissionStorage.RemoveObjectByRemoteObjectId(remoteDocument.Id);
}
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
target.Refresh();
return hashAlg.Hash;
}
}
/// <summary>
/// Uploads the file content to the remote document.
/// </summary>
/// <returns>The SHA-1 hash of the uploaded file content.</returns>
/// <param name="localFile">Local file.</param>
/// <param name="doc">Remote document.</param>
/// <param name="transmissionManager">Transmission manager.</param>
/// <param name="transmissionEvent">File Transmission event.</param>
/// <param name="mappedObject">Mapped object saved in <c>Storage</c></param>
protected byte[] UploadFileWithPWC(IFileInfo localFile, ref IDocument doc, Transmission transmission, IMappedObject mappedObject = null)
{
byte[] checksum = null;
var docPWC = this.LoadRemotePWCDocument(doc, ref checksum);
using (var file = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete)) {
if (checksum != null)
{
// check PWC checksum for integration
using (var hashAlg = new SHA1Managed()) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();)
{
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault())
{
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = file.Read(buffer, 0, readsize);
hashAlg.TransformBlock(buffer, 0, readsize, buffer, 0);
offset += readsize;
if (readsize == 0)
{
break;
}
}
hashAlg.TransformFinalBlock(new byte[0], 0, 0);
if (!hashAlg.Hash.SequenceEqual(checksum))
{
docPWC.DeleteContentStream();
}
file.Seek(0, SeekOrigin.Begin);
}
}
byte[] hash = null;
var uploader = FileTransmission.ContentTaskUtils.CreateUploader(this.TransmissionStorage.ChunkSize);
using (var hashAlg = new SHA1Reuse()) {
try {
using (var hashstream = new NonClosingHashStream(file, hashAlg, CryptoStreamMode.Read)) {
int bufsize = 8 * 1024;
byte[] buffer = new byte[bufsize];
for (long offset = 0; offset < docPWC.ContentStreamLength.GetValueOrDefault();)
{
int readsize = bufsize;
if (readsize + offset > docPWC.ContentStreamLength.GetValueOrDefault())
{
readsize = (int)(docPWC.ContentStreamLength.GetValueOrDefault() - offset);
}
readsize = hashstream.Read(buffer, 0, readsize);
offset += readsize;
if (readsize == 0)
{
break;
}
}
}
var document = doc;
uploader.UploadFile(docPWC, file, transmission, hashAlg, false, (byte[] checksumUpdate, long length) => this.SaveRemotePWCDocument(localFile, document, docPWC, checksumUpdate, transmission));
hash = hashAlg.Hash;
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
this.TransmissionStorage.RemoveObjectByRemoteObjectId(doc.Id);
var properties = new Dictionary <string, object>();
properties.Add(PropertyIds.LastModificationDate, localFile.LastWriteTimeUtc);
doc = this.Session.GetObject(docPWC.CheckIn(true, properties, null, string.Empty)) as IDocument;
// Refresh is required, or DotCMIS will use cached one only
doc.Refresh();
transmission.Status = TransmissionStatus.FINISHED;
return(hash);
}
}
