static internal void ProcessEventInternal(CachingMessage message)
{
if (message.From != ServerController.GetExecutingServerName() &&
!(string.IsNullOrEmpty(message.Message)) && !(string.IsNullOrEmpty(message.Data)))
{
var cachingProvider = CachingProvider.Instance();
if (cachingProvider is ServiceBusCachingProvider)
{
(cachingProvider as ServiceBusCachingProvider).ProcessMessage(message.Message, message.Data);
}
}
}
private async Task SendEventHubNotificationAsync(string message, string data)
{
// On installation and upgrades, don't send cache syncs to avoid installation failures
if (HttpContext.Current != null && IsUpgradeRequest(HttpContext.Current.Request))
{
return;
}
if (CachingConfig != null && CachingConfig.CacheExclusions.Any(x => x.Message == message && x.Data == data))
{
Logger.Debug($"Message excluded by caching exclusions (message: {message}; data: {data}");
return;
}
// Check if there is more than servers than self
if (!bool.TryParse(ConfigurationManager.AppSettings["ServiceBusCachingProvider.Debug"], out var isDebug) && !isDebug)
{
var self = ServerController.GetServers().Single(s => s.ServerName == Globals.ServerName && s.IISAppName == Globals.IISAppName);
if (ServerController.GetEnabledServers().Where(s => !(s.ServerName == self.ServerName &&
s.IISAppName == self.IISAppName) &&
(s.ServerGroup == self.ServerGroup || string.IsNullOrEmpty(self.ServerGroup)) &&
!string.IsNullOrEmpty(s.Url))
.Count() == 0)
{
return;
}
}
var client = ServiceBus.GetTopicClientFromPool();
var serverName = ServerController.GetExecutingServerName();
var messageData = new CachingMessage
{
From = serverName,
Message = message,
Data = data
};
var messageBody = await Task.Factory.StartNew(() => JsonConvert.SerializeObject(messageData)).ConfigureAwait(false);
if (client == null)
{
Logger.Warn($"Service bus disabled: {messageBody}");
}
else
{
Logger.Debug($"Sending message: {messageBody}");
await client.SendAsync(new Microsoft.Azure.ServiceBus.Message(Encoding.UTF8.GetBytes(messageBody))).ConfigureAwait(false);
}
}