private TimeSeriesUniqueIdListServiceRequest CreateFilterRequest()
{
var locationIdentifier = Context.Config.LocationIdentifier;
if (!string.IsNullOrEmpty(locationIdentifier))
{
var locationDescription = Aquarius.Publish
.Get(new LocationDescriptionListServiceRequest {
LocationIdentifier = locationIdentifier
})
.LocationDescriptions
.SingleOrDefault();
if (locationDescription == null)
{
throw new ExpectedException($"Location '{locationIdentifier}' does not exist.");
}
locationIdentifier = locationDescription.Identifier;
}
return(new TimeSeriesUniqueIdListServiceRequest
{
ChangesSinceToken = SyncStatus.GetLastChangesSinceToken(),
LocationIdentifier = locationIdentifier,
ChangeEventType = Context.Config.ChangeEventType?.ToString(),
Publish = Context.Config.Publish,
Parameter = Context.Config.Parameter,
ComputationIdentifier = Context.Config.ComputationIdentifier,
ComputationPeriodIdentifier = Context.Config.ComputationPeriodIdentifier,
ExtendedFilters = Context.Config.ExtendedFilters.Any() ? Context.Config.ExtendedFilters : null,
});
}
private void RunOnce()
{
SyncStatus = new SyncStatus(Aquarius)
{
Context = Context
};
TimeSeriesPointFilter = new TimeSeriesPointFilter {
Context = Context
};
ValidateFilters();
MaximumExportDuration = Context.MaximumPollDuration
?? SyncStatus.GetMaximumChangeEventDuration()
.Subtract(TimeSpan.FromHours(1));
var request = CreateFilterRequest();
if (Context.ForceResync)
{
Log.Warn("Forcing a full time-series resync.");
request.ChangesSinceToken = null;
}
else if (Context.ChangesSince.HasValue)
{
Log.Warn($"Overriding current ChangesSinceToken='{request.ChangesSinceToken:O}' with '{Context.ChangesSince:O}'");
request.ChangesSinceToken = Context.ChangesSince.Value.UtcDateTime;
}
Log.Info($"Checking {GetFilterSummary(request)} ...");
var stopwatch = Stopwatch.StartNew();
var response = Aquarius.Publish.Get(request);
if (response.TokenExpired ?? false)
{
if (Context.NeverResync)
{
Log.Warn("Skipping a recommended resync.");
}
else
{
Log.Warn($"The ChangesSinceToken of {request.ChangesSinceToken:O} has expired. Forcing a full resync. You may need to run the exporter more frequently.");
request.ChangesSinceToken = null;
response = Aquarius.Publish.Get(request);
}
}
var bootstrapToken = response.ResponseTime
.Subtract(stopwatch.Elapsed)
.Subtract(TimeSpan.FromMinutes(1))
.UtcDateTime;
var nextChangesSinceToken = response.NextToken ?? bootstrapToken;
var timeSeriesDescriptions = FetchChangedTimeSeriesDescriptions(response);
Log.Info($"Connecting to {Context.Config.SosServer} as {Context.Config.SosUsername} ...");
var clearExportedData = !request.ChangesSinceToken.HasValue;
request.ChangesSinceToken = nextChangesSinceToken;
ExportToSos(request, response, timeSeriesDescriptions, clearExportedData);
RemoveDeletedTimeSeries(response);
SyncStatus.SaveConfiguration(request.ChangesSinceToken.Value);
}
