Files
duplicati/Duplicati/Library/Backend/OneDrive/Exceptions.cs
T

103 lines
4.1 KiB
C#

using System;
using System.Net.Http;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using Duplicati.Library.Utility;
using Newtonsoft.Json;
namespace Duplicati.Library.Backend.MicrosoftGraph
{
public class MicrosoftGraphException : Exception
{
private static readonly Regex authorizationHeaderRemover = new Regex(@"Authorization:\s*Bearer\s+[A-Za-z0-9+/=]+", RegexOptions.IgnoreCase);
public MicrosoftGraphException(HttpResponseMessage response)
: this(string.Format("{0}: {1} error from request {2}", response.StatusCode, response.ReasonPhrase, response.RequestMessage.RequestUri), response)
{
}
public MicrosoftGraphException(string message, HttpResponseMessage response)
: this(message, response, null)
{
}
public MicrosoftGraphException(string message, HttpResponseMessage response, Exception innerException)
: base(BuildFullMessage(message, response), innerException)
{
this.Response = response;
}
public string RequestUrl => this.Response.RequestMessage.RequestUri.ToString();
public HttpResponseMessage Response { get; private set; }
protected static string ResponseToString(HttpResponseMessage response)
{
if (response != null)
{
// Start to read the content
Task<string> content = response.Content.ReadAsStringAsync();
// Since the exception message may be saved / sent in logs, we want to prevent the authorization header from being included.
// it wouldn't be as bad as recording the username/password in logs, since the token will expire, but it doesn't hurt to be safe.
// So we replace anything in the request that looks like the auth header with a safe version.
string requestMessage = authorizationHeaderRemover.Replace(response.RequestMessage.ToString(), "Authorization: Bearer ABC...XYZ");
return string.Format("{0}\n{1}\n{2}", requestMessage, response, JsonConvert.SerializeObject(JsonConvert.DeserializeObject(content.Await()), Formatting.Indented));
}
else
{
return null;
}
}
private static string BuildFullMessage(string message, HttpResponseMessage response)
{
if (response != null)
{
return string.Format("{0}\n{1}", message, ResponseToString(response));
}
else
{
return message;
}
}
}
public class DriveItemNotFoundException : MicrosoftGraphException
{
public DriveItemNotFoundException(HttpResponseMessage response)
: base(string.Format("Item at {0} was not found", response?.RequestMessage?.RequestUri?.ToString() ?? "<unknown>"), response)
{
}
}
public class UploadSessionException : MicrosoftGraphException
{
public UploadSessionException(
HttpResponseMessage originalResponse,
int fragment,
int fragmentCount,
MicrosoftGraphException fragmentException)
: base(
string.Format("Error uploading fragment {0} of {1} for {2}", fragment, fragmentCount, originalResponse?.RequestMessage?.RequestUri?.ToString() ?? "<unknown>"),
originalResponse,
fragmentException)
{
this.Fragment = fragment;
this.FragmentCount = fragmentCount;
this.InnerException = fragmentException;
}
public string CreateSessionRequestUrl => this.RequestUrl;
public HttpResponseMessage CreateSessionResponse => this.Response;
public int Fragment { get; private set; }
public int FragmentCount { get; private set; }
public string FragmentRequestUrl => this.InnerException.RequestUrl;
public HttpResponseMessage FragmentResponse => this.InnerException.Response;
public new MicrosoftGraphException InnerException { get; private set; }
}
}