public async Task GetNextHiLo()
{
using (ContextPool.AllocateOperationContext(out DocumentsOperationContext context))
{
var tag = GetQueryStringValueAndAssertIfSingleAndNotEmpty("tag");
var lastSize = GetLongQueryString("lastBatchSize", false) ?? 0;
var lastRangeAt = GetStringQueryString("lastRangeAt", false);
var identityPartsSeparator = GetStringQueryString("identityPartsSeparator", false) ?? "/";
var lastMax = GetLongQueryString("lastMax", false) ?? 0;
var capacity = CalculateCapacity(lastSize, lastRangeAt);
var cmd = new MergedNextHiLoCommand
{
Database = Database,
Key = tag,
Capacity = capacity,
Separator = identityPartsSeparator,
LastRangeMax = lastMax
};
await Database.TxMerger.Enqueue(cmd);
HttpContext.Response.StatusCode = (int)HttpStatusCode.Created;
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
context.Write(writer, new DynamicJsonValue
{
["Prefix"] = cmd.Prefix,
["Low"] = cmd.OldMax + 1,
["High"] = cmd.OldMax + capacity,
["LastSize"] = capacity,
["ServerTag"] = ServerStore.NodeTag,
["LastRangeAt"] = DateTime.UtcNow.ToString(DefaultFormat.DateTimeOffsetFormatsToWrite)
});
if (TrafficWatchManager.HasRegisteredClients)
{
AddStringToHttpContext(writer.ToString(), TrafficWatchChangeType.Hilo);
}
}
}
}
public async Task GetNextHiLo()
{
DocumentsOperationContext context;
using (ContextPool.AllocateOperationContext(out context))
{
var tag = GetQueryStringValueAndAssertIfSingleAndNotEmpty("tag");
var lastSize = GetLongQueryString("lastBatchSize", false) ?? 0;
var lastRangeAt = GetStringQueryString("lastRangeAt", false);
var identityPartsSeparator = GetStringQueryString("identityPartsSeparator", false) ?? "/";
var lastMax = GetLongQueryString("lastMax", false) ?? 0;
var capacity = CalculateCapacity(lastSize, lastRangeAt);
var cmd = new MergedNextHiLoCommand
{
Database = Database,
Key = tag,
Capacity = capacity,
Separator = identityPartsSeparator,
LastRangeMax = lastMax
};
await Database.TxMerger.Enqueue(cmd);
HttpContext.Response.StatusCode = 201;
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
context.Write(writer, new DynamicJsonValue
{
["Prefix"] = cmd.Prefix,
["Low"] = cmd.OldMax + 1,
["High"] = cmd.OldMax + capacity,
["LastSize"] = capacity,
["LastRangeAt"] = DateTime.UtcNow.ToString("o")
});
}
}
}
