public static void Run([TimerTrigger("%CronExpression%")] TimerInfo timerInfo, ExecutionContext context, ILogger log)
{
var configuration = GetConfiguration(context);
var section = configuration.GetSection("Curator");
var settings = section.Get <CuratorSettings>();
Parallel.ForEach(
settings.Entries,
new ParallelOptions {
MaxDegreeOfParallelism = Environment.ProcessorCount * 2
},
entry =>
{
log.LogInformation($"Name = {entry.Name}, Endpoint = {entry.Endpoint}");
var client = ElasticsearchHelper.CreateElasticClient(new Uri(entry.Endpoint), settings.RequestTimeout);
foreach (var indexEntry in entry.IndexEntries)
{
IEnumerable <CatIndicesRecord> indices = null;
try
{
indices = ElasticsearchHelper.GetOutOfDateIndices(client, indexEntry, log);
}
catch (Exception e)
{
log.LogError(e, $"!!> Error while fetching out-of-date indices (requestTimeout?): {e.Message}");
continue;
}
foreach (var idx in indices)
{
if (!settings.WithDryRun)
{
log.LogInformation($"--> Deleting index '{idx.Index}' (Status = {idx.Status}, DocsCount = {idx.DocsCount}, PrimaryStoreSize = {idx.PrimaryStoreSize}, StoreSize = {idx.StoreSize})");
try
{
client.DeleteIndex(idx.Index);
}
catch (Exception e)
{
log.LogError(e, $"!!> Error while deleting index '{idx.Index}': {e.Message}");
}
}
else
{
log.LogInformation($"--> [DRY-RUN] Deleting index '{idx.Index}' (Status = {idx.Status}, DocsCount = {idx.DocsCount}, PrimaryStoreSize = {idx.PrimaryStoreSize}, StoreSize = {idx.StoreSize})");
}
}
}
});
}
