private async Task Load()
{
var lastConsulResult = await ConsulClient.GetEndPoints(DeploymentName).ConfigureAwait(false);
lock (_lastResultLocker)
{
if (lastConsulResult.Error != null)
{
_lastConsulResult = lastConsulResult;
return;
}
var newEndPoints = lastConsulResult
.EndPoints
.OrderBy(x => x.HostName)
.ThenBy(x => x.Port)
.ToArray();
if (newEndPoints.SequenceEqual(EndPoints) == false)
{
EndPoints = newEndPoints;
_log.Info(_ => _("Obtained new list endpoints for service from Consul", unencryptedTags: new
{
serviceName = DeploymentName,
endpoints = string.Join(", ", EndPoints.Select(e => e.HostName + ':' + (e.Port?.ToString() ?? "")))
}));
if (!_firstTime || _lastConsulResult?.Error != null)
{
EndPointsChanged?.Post(lastConsulResult);
}
}
_firstTime = false;
_lastConsulResult = lastConsulResult;
_initialized = Task.FromResult(1);
}
}
private async Task Load()
{
var newConsulResult = await ConsulClient.GetEndPoints(DeploymentName).ConfigureAwait(false);
lock (_lastResultLocker)
{
var oldConsulResult = _lastConsulResult;
_lastConsulResult = newConsulResult;
if (IsDeploymentDefined(oldConsulResult) && !IsDeploymentDefined(newConsulResult))
{
_log.Warn(x => x("Service has become undefined on Consul", unencryptedTags: new
{
serviceName = DeploymentName
}));
}
if (newConsulResult.Error != null)
{
if (_firstTime)
{
_firstTime = false;
Result = newConsulResult;
}
return;
}
var newEndPoints = newConsulResult
.EndPoints
.OrderBy(x => x.HostName)
.ThenBy(x => x.Port)
.ToArray();
bool isEndPointChanged = false;
if (newEndPoints.SequenceEqual(Result.EndPoints) == false)
{
newConsulResult.EndPoints = newEndPoints;
Result = newConsulResult;
_log.Info(_ => _("Obtained new list endpoints for service from Consul", unencryptedTags: new
{
serviceName = DeploymentName,
endpoints = string.Join(", ", newEndPoints.Select(e => e.HostName + ':' + (e.Port?.ToString() ?? "")))
}));
isEndPointChanged = true;
}
bool isDeploymentDefinedChanged = IsDeploymentDefined(oldConsulResult) != IsDeploymentDefined(newConsulResult);
if (!_firstTime && (isEndPointChanged || isDeploymentDefinedChanged))
{
EndPointsChanged?.Post(newConsulResult);
}
_firstTime = false;
_initialized = Task.FromResult(1);
}
}