public override void Execute()
{
Logger.LogInformation("Calculate checksum for file : '{0}'", TargetCollection);
var eventModel = CurrentActionProperties(TargetCollection, this.GetType().Name);
OnTrigger(new PreingestEventArgs {
Description = String.Format("Start calculate checksum for container '{0}'.", TargetCollection), Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Started, PreingestAction = eventModel
});
var anyMessages = new List <String>();
string currentCalculation = string.Empty;
bool isSuccess = false;
try
{
/**
* checksum-sha224
* checksum-sha384
**/
switch (Checksum.ToUpperInvariant())
{
case "MD5":
{
OnTrigger(new PreingestEventArgs {
Description = String.Format("Calculate checksum for container '{0}' with MD5.", TargetCollection), Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Executing, PreingestAction = eventModel
});
string url = String.Format("http://{0}:{1}/hooks/{3}?file={2}",
ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, TargetCollection, "checksum-md5");
currentCalculation = ChecksumHelper.CreateMD5Checksum(new FileInfo(TargetCollection), url);
}
break;
case "SHA1":
case "SHA-1":
{
OnTrigger(new PreingestEventArgs {
Description = String.Format("Start calculate checksum for container '{0}' with SHA1.", TargetCollection), Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Executing, PreingestAction = eventModel
});
string url = String.Format("http://{0}:{1}/hooks/{3}?file={2}",
ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, TargetCollection, "checksum-sha1");
currentCalculation = ChecksumHelper.CreateSHA1Checksum(new FileInfo(TargetCollection), url);
}
break;
case "SHA224":
case "SHA-224":
{
OnTrigger(new PreingestEventArgs {
Description = String.Format("Start calculate checksum for container '{0}' with SHA224.", TargetCollection), Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Executing, PreingestAction = eventModel
});
string url = String.Format("http://{0}:{1}/hooks/{3}?file={2}",
ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, TargetCollection, "checksum-sha224");
currentCalculation = ChecksumHelper.CreateSHA224Checksum(new FileInfo(TargetCollection), url);
}
break;
case "SHA256":
case "SHA-256":
{
OnTrigger(new PreingestEventArgs {
Description = String.Format("Start calculate checksum for container '{0}' with SHA256.", TargetCollection), Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Executing, PreingestAction = eventModel
});
string url = String.Format("http://{0}:{1}/hooks/{3}?file={2}",
ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, TargetCollection, "checksum-sha256");
currentCalculation = ChecksumHelper.CreateSHA256Checksum(new FileInfo(TargetCollection), url);
}
break;
case "SHA384":
case "SHA-384":
{
OnTrigger(new PreingestEventArgs {
Description = String.Format("Start calculate checksum for container '{0}' with SHA384.", TargetCollection), Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Executing, PreingestAction = eventModel
});
string url = String.Format("http://{0}:{1}/hooks/{3}?file={2}",
ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, TargetCollection, "checksum-sha384");
currentCalculation = ChecksumHelper.CreateSHA384Checksum(new FileInfo(TargetCollection), url);
}
break;
case "SHA512":
case "SHA-512":
{
OnTrigger(new PreingestEventArgs {
Description = String.Format("Start calculate checksum for container '{0}' with SHA512.", TargetCollection), Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Executing, PreingestAction = eventModel
});
string url = String.Format("http://{0}:{1}/hooks/{3}?file={2}",
ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, TargetCollection, "checksum-sha512");
currentCalculation = ChecksumHelper.CreateSHA512Checksum(new FileInfo(TargetCollection), url);
}
break;
default:
{
anyMessages.Add(String.Format("Checksum {0} not defined. No calculation available.", Checksum));
Logger.LogWarning(String.Format("Checksum {0} not defined. No calculation available.", Checksum));
}
break;
}
//failed, no value
if (String.IsNullOrEmpty(currentCalculation))
{
throw new ApplicationException("Calculation returned nothing or empty value!");
}
var fileInformation = new FileInfo(TargetCollection);
anyMessages.Add(String.Concat("Name : ", fileInformation.Name));
anyMessages.Add(String.Concat("Extension : ", fileInformation.Extension));
anyMessages.Add(String.Concat("Size : ", fileInformation.Length));
anyMessages.Add(String.Concat("CreationTime : ", fileInformation.CreationTimeUtc));
anyMessages.Add(String.Concat("LastAccessTime : ", fileInformation.LastAccessTimeUtc));
anyMessages.Add(String.Concat("LastWriteTime : ", fileInformation.LastWriteTimeUtc));
eventModel.Properties.Messages = anyMessages.ToArray();
var data = new List <String>();
data.Add(Checksum);
data.Add(currentCalculation);
isSuccess = !String.IsNullOrEmpty(currentCalculation);
eventModel.ActionResult.ResultValue = PreingestActionResults.Success;
eventModel.Summary.Processed = 1;
eventModel.Summary.Accepted = 1;
eventModel.Summary.Rejected = 0;
if (!String.IsNullOrEmpty(DeliveredChecksumValue))
{
bool isTheSame = DeliveredChecksumValue.Equals(currentCalculation, StringComparison.InvariantCultureIgnoreCase);
data.Add(String.Format("{0} {1} {2}", DeliveredChecksumValue, isTheSame ? "=" : "≠", currentCalculation));
eventModel.Properties.Messages = anyMessages.ToArray();
if (!isTheSame)
{
eventModel.ActionResult.ResultValue = PreingestActionResults.Error;
eventModel.Summary.Processed = 1;
eventModel.Summary.Accepted = 0;
eventModel.Summary.Rejected = 1;
}
}
eventModel.ActionData = data.ToArray();
}
catch (Exception e)
{
isSuccess = false;
anyMessages.Clear();
anyMessages.Add(String.Format("Calculation checksum from file : '{0}' failed!", TargetCollection));
anyMessages.Add(e.Message);
anyMessages.Add(e.StackTrace);
Logger.LogError(e, "Calculation checksum from file : '{0}' failed!", TargetCollection);
eventModel.Properties.Messages = anyMessages.ToArray();
eventModel.ActionResult.ResultValue = PreingestActionResults.Failed;
eventModel.Summary.Processed = -1;
eventModel.Summary.Accepted = -1;
eventModel.Summary.Rejected = -1;
OnTrigger(new PreingestEventArgs {
Description = "An exception occured while calculating the checksum!", Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Failed, PreingestAction = eventModel
});
}
finally
{
if (isSuccess)
{
OnTrigger(new PreingestEventArgs {
Description = "Checksum calculation is done.", Initiate = DateTimeOffset.Now, ActionType = PreingestActionStates.Completed, PreingestAction = eventModel
});
}
}
}
private List <ResultType> RunFixityCheck(FileInfo binaryFiles, AlgorithmTypes useAlgorithm, string valueToCompare = null)
{
List <ResultType> checkResult = new List <ResultType>();
string currentCalculation = string.Empty, url = string.Empty, urlPart = string.Empty;
try
{
switch (useAlgorithm)
{
default:
case AlgorithmTypes.MD5:
{
urlPart = "checksum-md5";
url = String.Format("http://{0}:{1}/hooks/{3}?file={2}", ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, binaryFiles.FullName, urlPart);
currentCalculation = ChecksumHelper.CreateMD5Checksum(binaryFiles, url);
}
break;
case AlgorithmTypes.SHA1:
{
urlPart = "checksum-sha1";
url = String.Format("http://{0}:{1}/hooks/{3}?file={2}", ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, binaryFiles.FullName, urlPart);
currentCalculation = ChecksumHelper.CreateSHA1Checksum(binaryFiles, url);
}
break;
case AlgorithmTypes.SHA224:
{
urlPart = "checksum-sha224";
url = String.Format("http://{0}:{1}/hooks/{3}?file={2}", ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, binaryFiles.FullName, urlPart);
currentCalculation = ChecksumHelper.CreateSHA224Checksum(binaryFiles, url);
}
break;
case AlgorithmTypes.SHA256:
{
urlPart = "checksum-sha256";
url = String.Format("http://{0}:{1}/hooks/{3}?file={2}", ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, binaryFiles.FullName, urlPart);
currentCalculation = ChecksumHelper.CreateSHA256Checksum(binaryFiles, url);
}
break;
case AlgorithmTypes.SHA384:
{
urlPart = "checksum-sha384";
url = String.Format("http://{0}:{1}/hooks/{3}?file={2}", ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, binaryFiles.FullName, urlPart);
currentCalculation = ChecksumHelper.CreateSHA384Checksum(binaryFiles, url);
}
break;
case AlgorithmTypes.SHA512:
{
urlPart = "checksum-sha512";
url = String.Format("http://{0}:{1}/hooks/{3}?file={2}", ApplicationSettings.ChecksumServerName, ApplicationSettings.ChecksumServerPort, binaryFiles.FullName, urlPart);
currentCalculation = ChecksumHelper.CreateSHA512Checksum(binaryFiles, url);
}
break;
}
}
catch (Exception e)
{
checkResult.Add(new ResultType
{
Type = ResultType.InfoType.Message,
Data = new string[] { binaryFiles.FullName, "Failed to run fixity checksum!", e.Message, e.StackTrace }
});
}
finally {
if (!String.IsNullOrEmpty(currentCalculation) && HashType.ProcessingMode == ExecutionMode.OnlyCalculate)
{
checkResult.Add(new ResultType
{
Type = ResultType.InfoType.Action,
Data = new string[] { binaryFiles.FullName, currentCalculation }
});
}
if (!String.IsNullOrEmpty(currentCalculation) && HashType.ProcessingMode == ExecutionMode.CalculateAndCompare)
{
if (currentCalculation.Equals(valueToCompare, StringComparison.InvariantCultureIgnoreCase))
{
checkResult.Add(new ResultType
{
Type = ResultType.InfoType.Action,
Data = new string[] { binaryFiles.FullName,
useAlgorithm.ToString(),
string.Format("Our calculation : {0}", currentCalculation),
string.Format("Provided value : {0}", valueToCompare), }
});
}
else
{
checkResult.Add(new ResultType
{
Type = ResultType.InfoType.Message,
Data = new string[] { String.Format("Fixity comparison with file '{0}' using algorithm '{1}' failed!{2}Our calculation: {3}{2}Provided value:{4} ", binaryFiles.FullName, useAlgorithm, Environment.NewLine, currentCalculation, valueToCompare) }
});
}
}
}
return(checkResult);
}