// Token: 0x0600126D RID: 4717 RVA: 0x000706F4 File Offset: 0x0006E8F4
internal static void EnsureProxyUrlSslPolicy(OwaContext owaContext, ProxyUri secondCasUri)
{
if (!OwaRegistryKeys.AllowProxyingWithoutSsl && secondCasUri.Uri.Scheme != Uri.UriSchemeHttps)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_ProxyErrorSslConnection, secondCasUri.ToString(), new object[]
{
owaContext.LocalHostName,
secondCasUri.ToString(),
secondCasUri.ToString()
});
throw new OwaProxyException(string.Format("The URI found for proxying does not start with \"https\". Value={0}", secondCasUri.ToString()), LocalizedStrings.GetNonEncoded(-750997814));
}
}
// Token: 0x06001201 RID: 4609 RVA: 0x0006D43C File Offset: 0x0006B63C
private bool CheckAndHandleConnectionFailure(WebException webException, Exception outerException)
{
ExTraceGlobals.ProxyCallTracer.TraceDebug((long)this.GetHashCode(), "ProxyEventHandler.HandleConnectionFailure");
if (outerException == null)
{
outerException = webException;
}
if (!ProxyEventHandler.IsConnectionFailure(webException))
{
return(false);
}
ExTraceGlobals.ProxyTracer.TraceDebug((long)this.GetHashCode(), "The proxy attempt failed, so we'll fail over to another CAS");
this.attemptedProxyUriCount++;
if (base.OwaContext.ProxyUriQueue.Count == 1 || this.attemptedProxyUriCount > base.OwaContext.ProxyUriQueue.Count)
{
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_ProxyErrorCASFailoverAllAttemptsFailed, base.OwaContext.SecondCasUri.ToString(), new object[]
{
base.OwaContext.LocalHostName,
base.OwaContext.SecondCasUri.ToString(),
string.Format("webExceptionStatus={0}", webException.Status)
});
OwaProxyException exception = new OwaProxyException("None of the CAS servers are responding", LocalizedStrings.GetNonEncoded(-200732695), outerException, false);
this.asyncResult.CompleteRequest(false, exception);
return(true);
}
ProxyUri secondCasUri = base.OwaContext.SecondCasUri;
this.GetNextFailoverCas();
OwaDiagnostics.LogEvent(ClientsEventLogConstants.Tuple_ProxyErrorCASFailoverTryNextOne, secondCasUri.ToString(), new object[]
{
base.OwaContext.LocalHostName,
secondCasUri.ToString(),
base.OwaContext.SecondCasUri.ToString(),
string.Format("webExceptionStatus={0}", webException.Status)
});
bool result;
try
{
this.SendProxyRequest();
result = true;
}
catch (Exception exception2)
{
this.asyncResult.CompleteRequest(false, exception2);
result = true;
}
return(result);
}
// Token: 0x06001202 RID: 4610 RVA: 0x0006D5E8 File Offset: 0x0006B7E8
private void GetNextFailoverCas()
{
ExTraceGlobals.ProxyCallTracer.TraceDebug((long)this.GetHashCode(), "ProxyEventHandler.GetNextFailoverCas");
bool flag = false;
try
{
base.OwaContext.UserContext.Lock();
flag = true;
ProxyUriQueue proxyUriQueue = base.UserContext.ProxyUriQueue;
if (proxyUriQueue.Head != base.OwaContext.SecondCasUri)
{
base.OwaContext.SecondCasUri = proxyUriQueue.Head;
}
else
{
ProxyUri proxyUri = proxyUriQueue.Pop();
if (!proxyUri.IsValid)
{
ProxyUtilities.ThrowMalformedCasUriException(base.OwaContext, proxyUri.ToString());
}
ProxyUtilities.EnsureProxyUrlSslPolicy(base.OwaContext, proxyUri);
base.OwaContext.SecondCasUri = proxyUri;
ExTraceGlobals.ProxyTracer.TraceDebug <ProxyUri>((long)this.GetHashCode(), "SecondCasUri = {0}", base.OwaContext.SecondCasUri);
}
this.proxyRequestUrl = new UriBuilder(this.proxyRequestUrl)
{
Scheme = base.OwaContext.SecondCasUri.Uri.Scheme,
Host = base.OwaContext.SecondCasUri.Uri.Host,
Port = base.OwaContext.SecondCasUri.Uri.Port
}.Uri;
this.proxyLogonAttempts = 0;
}
finally
{
if (base.OwaContext.UserContext.LockedByCurrentThread() && flag)
{
base.OwaContext.UserContext.Unlock();
}
}
}