async Task RenewCBSTokenAsync(ActiveClientLinkObject activeClientLinkObject)
{
try
{
AmqpCbsLink cbsLink = activeClientLinkObject.Connection.Extensions.Find <AmqpCbsLink>() ?? new AmqpCbsLink(activeClientLinkObject.Connection);
MessagingEventSource.Log.AmqpSendAuthenticanTokenStart(activeClientLinkObject.EndpointUri, activeClientLinkObject.Audience, activeClientLinkObject.Audience, activeClientLinkObject.RequiredClaims);
activeClientLinkObject.AuthorizationValidUntilUtc = await cbsLink.SendTokenAsync(
this.cbsTokenProvider,
activeClientLinkObject.EndpointUri,
activeClientLinkObject.Audience,
activeClientLinkObject.Audience,
activeClientLinkObject.RequiredClaims,
ActiveClientLinkManager.SendTokenTimeout).ConfigureAwait(false);
this.SetRenewCBSTokenTimer(activeClientLinkObject);
MessagingEventSource.Log.AmqpSendAuthenticanTokenStop();
}
catch (Exception e)
{
// failed to refresh token, no need to do anything since the server will shut the link itself
MessagingEventSource.Log.AmqpSendAuthenticanTokenException(this.clientId, e);
this.ChangeRenewTimer(activeClientLinkObject, Timeout.InfiniteTimeSpan);
}
}
void ChangeRenewTimer(ActiveClientLinkObject activeClientLinkObject, TimeSpan dueTime)
{
if (activeClientLinkObject is ActiveSendReceiveClientLink)
{
this.sendReceiveLinkCBSTokenRenewalTimer.Change(dueTime, Timeout.InfiniteTimeSpan);
}
else
{
this.requestResponseLinkCBSTokenRenewalTimer.Change(dueTime, Timeout.InfiniteTimeSpan);
}
}
void SetRenewCBSTokenTimer(ActiveClientLinkObject activeClientLinkObject)
{
if (activeClientLinkObject.AuthorizationValidUntilUtc < DateTime.UtcNow)
{
return;
}
TimeSpan interval = activeClientLinkObject.AuthorizationValidUntilUtc.Subtract(DateTime.UtcNow) - ActiveClientLinkManager.TokenRefreshBuffer;
this.ChangeRenewTimer(activeClientLinkObject, interval);
}
void SetRenewCbsTokenTimer(ActiveClientLinkObject activeClientLinkObject)
{
if (activeClientLinkObject.AuthorizationValidUntilUtc < DateTime.UtcNow)
{
return;
}
var interval = activeClientLinkObject.AuthorizationValidUntilUtc.Subtract(DateTime.UtcNow) - ActiveClientLinkManager.TokenRefreshBuffer;
interval = TimeoutHelper.Min(interval, ActiveClientLinkManager.MaxTokenRefreshTime);
this.ChangeRenewTimer(activeClientLinkObject, interval);
}
async Task RenewCbsTokenAsync(ActiveClientLinkObject activeClientLinkObject)
{
try
{
var cbsLink = activeClientLinkObject.Connection.Extensions.Find <AmqpCbsLink>() ?? new AmqpCbsLink(activeClientLinkObject.Connection);
DateTime cbsTokenExpiresAtUtc = DateTime.MaxValue;
foreach (var resource in activeClientLinkObject.Audience)
{
MessagingEventSource.Log.AmqpSendAuthenticationTokenStart(activeClientLinkObject.EndpointUri, resource, resource, activeClientLinkObject.RequiredClaims);
await this.retryPolicy.RunOperation(
async() =>
{
cbsTokenExpiresAtUtc = TimeoutHelper.Min(
cbsTokenExpiresAtUtc,
await cbsLink.SendTokenAsync(
this.cbsTokenProvider,
activeClientLinkObject.EndpointUri,
resource,
resource,
activeClientLinkObject.RequiredClaims,
ActiveClientLinkManager.SendTokenTimeout).ConfigureAwait(false));
}, ActiveClientLinkManager.SendTokenTimeout).ConfigureAwait(false);
MessagingEventSource.Log.AmqpSendAuthenticationTokenStop();
}
activeClientLinkObject.AuthorizationValidUntilUtc = cbsTokenExpiresAtUtc;
this.SetRenewCbsTokenTimer(activeClientLinkObject);
}
catch (Exception e)
{
// failed to refresh token, no need to do anything since the server will shut the link itself
MessagingEventSource.Log.AmqpSendAuthenticationTokenException(this.clientId, e);
this.ChangeRenewTimer(activeClientLinkObject, Timeout.InfiniteTimeSpan);
}
}
