public async Task DoWorkAsync(CancellationToken cancellationToken)
{
_logger.LogInformation("Starting alert scan");
try
{
var scanTime = DateTime.UtcNow;
var scansByMiner =
from definition in await _alertDefinitionService.GetEnabledAsync(cancellationToken)
group definition by definition.MinerId into definitions
let miner = _minerService.GetByIdAsync(definitions.Key, cancellationToken).Result
select new
{
Miner = miner,
Scans = definitions.Select(d => _scanFactory.CreateScan(d, miner, scanTime)).ToList()
};
foreach (var scans in scansByMiner)
{
var scanPeriod = Period.Merge(scans.Scans.Select(s => s.ScanPeriod));
var snapshots = (await _snapshotService.GetByMinerAsync(scans.Miner.Id, scanPeriod, cancellationToken)).ToList();
await ScanMinerAsync(scanTime, scans.Miner, scans.Scans, snapshots, cancellationToken);
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Error performing alert scan");
}
_logger.LogInformation("Finished alert scan");
}
