public async Task <NullableValue> RegisterApplicationAsync(string applicationCode,
CancellationToken cancellationToken = default(CancellationToken))
{
if (!_connectionManager.Ready)
{
return(NullableValue.Null);
}
var connection = _connectionManager.GetConnection();
var client = new ApplicationRegisterService.ApplicationRegisterServiceClient(connection);
return(await new Call(_logger, _connectionManager).Execute(async() =>
{
var applicationMapping = await client.applicationCodeRegisterAsync(
new Application {
ApplicationCode = applicationCode
},
null, _config.GetTimeout(), cancellationToken);
return new NullableValue(applicationMapping?.Application?.Value ?? 0);
},
() => NullableValue.Null,
() => ExceptionHelpers.RegisterApplicationError));
}
protected override async Task Initializing(CancellationToken token)
{
var application = new Application {
ApplicationCode = AgentConfig.ApplicationCode
};
var applicationRegisterService =
new ApplicationRegisterService.ApplicationRegisterServiceClient(GrpcChannelManager.Instance.Channel);
var applicationId = default(int?);
while (!applicationId.HasValue || DictionaryUtil.IsNull(applicationId.Value))
{
var applicationMapping = await applicationRegisterService.applicationCodeRegisterAsync(application);
applicationId = applicationMapping?.Application?.Value;
}
RemoteDownstreamConfig.Agent.ApplicationId = applicationId.Value;
var instanceDiscoveryService =
new InstanceDiscoveryService.InstanceDiscoveryServiceClient(GrpcChannelManager.Instance.Channel);
var agentUUID = Guid.NewGuid().ToString().Replace("-", "");
var registerTime = DateTime.UtcNow.GetTimeMillis();
var hostName = Dns.GetHostName();
var osInfo = new OSInfo
{
Hostname = hostName,
OsName = Environment.OSVersion.ToString(),
ProcessNo = Process.GetCurrentProcess().Id
};
// todo fix Device not configured
//var ipv4s = Dns.GetHostAddresses(hostName);
//foreach (var ipAddress in ipv4s.Where(x => x.AddressFamily == AddressFamily.InterNetwork))
// osInfo.Ipv4S.Add(ipAddress.ToString());
var applicationInstance = new ApplicationInstance
{
ApplicationId = applicationId.Value,
AgentUUID = agentUUID,
RegisterTime = registerTime,
Osinfo = osInfo
};
var applicationInstanceId = 0;
while (DictionaryUtil.IsNull(applicationInstanceId))
{
var applicationInstanceMapping = await instanceDiscoveryService.registerInstanceAsync(applicationInstance);
applicationInstanceId = applicationInstanceMapping.ApplicationInstanceId;
}
RemoteDownstreamConfig.Agent.ApplicationInstanceId = applicationInstanceId;
}
private async Task RegisterApplication(GrpcConnection availableConnection, CancellationToken token)
{
if (DictionaryUtil.IsNull(RemoteDownstreamConfig.Agent.ApplicationId))
{
var application = new Application {
ApplicationCode = AgentConfig.ApplicationCode
};
var applicationRegisterService =
new ApplicationRegisterService.ApplicationRegisterServiceClient(availableConnection.GrpcChannel);
var retry = 0;
var applicationId = 0;
while (retry++ < 3 && DictionaryUtil.IsNull(applicationId))
{
var applicationMapping = await applicationRegisterService.applicationCodeRegisterAsync(application);
applicationId = applicationMapping?.Application?.Value ?? 0;
if (!DictionaryUtil.IsNull(applicationId))
{
break;
}
await Task.Delay(500, token);
}
if (DictionaryUtil.IsNull(applicationId))
{
_logger.Warning(
"Register application fail. Server response null.");
return;
}
_logger.Info(
$"Register application success. [applicationCode] = {application.ApplicationCode}. [applicationId] = {applicationId}");
RemoteDownstreamConfig.Agent.ApplicationId = applicationId;
}
}
protected override async Task Execute(CancellationToken token)
{
if (!DictionaryUtil.IsNull(RemoteDownstreamConfig.Agent.ApplicationId) &&
!DictionaryUtil.IsNull(RemoteDownstreamConfig.Agent.ApplicationInstanceId))
{
return;
}
var availableConnection = GrpcConnectionManager.Instance.GetAvailableConnection();
if (availableConnection == null)
{
_logger.Warning(
$"Register application fail. {GrpcConnectionManager.NotFoundErrorMessage}");
return;
}
try
{
if (DictionaryUtil.IsNull(RemoteDownstreamConfig.Agent.ApplicationId))
{
var application = new Application {
ApplicationCode = AgentConfig.ApplicationCode
};
var applicationRegisterService =
new ApplicationRegisterService.ApplicationRegisterServiceClient(availableConnection
.GrpcChannel);
var applicationMapping = await applicationRegisterService.applicationCodeRegisterAsync(application);
await Task.Delay(TimeSpan.FromSeconds(1), token);
var applicationId = applicationMapping?.Application?.Value;
if (!applicationId.HasValue || DictionaryUtil.IsNull(applicationId.Value))
{
_logger.Warning(
"Register application fail. Server response null.");
return;
}
_logger.Info(
$"Register application success. [applicationCode] = {application.ApplicationCode}. [applicationId] = {applicationId.Value}");
RemoteDownstreamConfig.Agent.ApplicationId = applicationId.Value;
}
if (DictionaryUtil.IsNull(RemoteDownstreamConfig.Agent.ApplicationInstanceId))
{
var instanceDiscoveryService =
new InstanceDiscoveryService.InstanceDiscoveryServiceClient(availableConnection.GrpcChannel);
var agentUUID = Guid.NewGuid().ToString("N");
var registerTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
var hostName = Dns.GetHostName();
var osInfo = new OSInfo
{
Hostname = hostName,
OsName = Environment.OSVersion.ToString(),
ProcessNo = Process.GetCurrentProcess().Id
};
// todo fix Device not configured
//var ipv4s = Dns.GetHostAddresses(hostName);
//foreach (var ipAddress in ipv4s.Where(x => x.AddressFamily == AddressFamily.InterNetwork))
// osInfo.Ipv4S.Add(ipAddress.ToString());
var applicationInstance = new ApplicationInstance
{
ApplicationId = RemoteDownstreamConfig.Agent.ApplicationId,
AgentUUID = agentUUID,
RegisterTime = registerTime,
Osinfo = osInfo
};
var applicationInstanceId = 0;
var retry = 0;
while (retry++ <= 3 && DictionaryUtil.IsNull(applicationInstanceId))
{
var applicationInstanceMapping =
await instanceDiscoveryService.registerInstanceAsync(applicationInstance);
await Task.Delay(TimeSpan.FromSeconds(1), token);
applicationInstanceId = applicationInstanceMapping.ApplicationInstanceId;
}
if (!DictionaryUtil.IsNull(applicationInstanceId))
{
RemoteDownstreamConfig.Agent.ApplicationInstanceId = applicationInstanceId;
_logger.Info(
$"Register application instance success. [applicationInstanceId] = {applicationInstanceId}");
}
else
{
_logger.Warning(
"Register application instance fail. Server response null.");
}
}
}
catch (Exception exception)
{
_logger.Warning($"Try register application fail. {exception.Message}");
availableConnection?.Failure();
}
}
