private async Task UpdateInlinedPagesAsync(
HiveType hive,
string id,
IndexInfo indexInfo,
CatalogCommit registrationCommit)
{
for (var pageIndex = 0; pageIndex < indexInfo.Items.Count; pageIndex++)
{
var pageInfo = indexInfo.Items[pageIndex];
if (!pageInfo.IsInlined)
{
_logger.LogInformation(
"Moving page {PageNumber}/{PageCount} [{Lower}, {Upper}] from having its own blob to being inlined.",
pageIndex + 1,
indexInfo.Items.Count,
pageInfo.Lower.ToNormalizedString(),
pageInfo.Upper.ToNormalizedString());
pageInfo = await pageInfo.CloneToInlinedAsync();
indexInfo.RemoveAt(pageIndex);
indexInfo.Insert(pageIndex, pageInfo);
}
Guard.Assert(pageInfo.IsInlined, "The page should be inlined at this point.");
_entityBuilder.UpdateInlinedPageItem(pageInfo.PageItem, hive, id, pageInfo.Count, pageInfo.Lower, pageInfo.Upper);
_entityBuilder.UpdateCommit(pageInfo.PageItem, registrationCommit);
}
}
private async Task UpdateNonInlinedPagesAsync(
HiveType hive,
IReadOnlyList <HiveType> replicaHives,
string id,
IndexInfo indexInfo,
CatalogCommit registrationCommit,
HiveMergeResult mergeResult)
{
var taskFactories = new ConcurrentBag <Func <Task> >();
for (var pageIndex = 0; pageIndex < indexInfo.Items.Count; pageIndex++)
{
var pageInfo = indexInfo.Items[pageIndex];
if (pageInfo.IsInlined)
{
_logger.LogInformation(
"Moving page {PageNumber}/{PageCount} [{Lower}, {Upper}] from being inlined to having its own blob.",
pageIndex + 1,
indexInfo.Items.Count,
pageInfo.Lower.ToNormalizedString(),
pageInfo.Upper.ToNormalizedString());
pageInfo = await pageInfo.CloneToNonInlinedAsync();
indexInfo.RemoveAt(pageIndex);
indexInfo.Insert(pageIndex, pageInfo);
}
else if (!mergeResult.ModifiedPages.Contains(pageInfo))
{
_logger.LogInformation(
"Skipping unmodified page {PageNumber}/{PageCount} [{Lower}, {Upper}].",
pageIndex + 1,
indexInfo.Items.Count,
pageInfo.Lower.ToNormalizedString(),
pageInfo.Upper.ToNormalizedString());
continue;
}
Guard.Assert(!pageInfo.IsInlined, "The page should not be inlined at this point.");
var page = await pageInfo.GetPageAsync();
_entityBuilder.UpdateNonInlinedPageItem(pageInfo.PageItem, hive, id, pageInfo.Count, pageInfo.Lower, pageInfo.Upper);
_entityBuilder.UpdateCommit(pageInfo.PageItem, registrationCommit);
_entityBuilder.UpdatePage(page, hive, id, pageInfo.Count, pageInfo.Lower, pageInfo.Upper);
_entityBuilder.UpdateCommit(page, registrationCommit);
var pageNumber = pageIndex + 1;
taskFactories.Add(async() =>
{
_logger.LogInformation(
"Updating page {PageNumber}/{PageCount} [{Lower}, {Upper}].",
pageNumber,
indexInfo.Items.Count,
pageInfo.Lower.ToNormalizedString(),
pageInfo.Upper.ToNormalizedString());
await _storage.WritePageAsync(hive, replicaHives, id, pageInfo.Lower, pageInfo.Upper, page);
});
}
await ParallelAsync.Repeat(
async() =>
{
await Task.Yield();
while (taskFactories.TryTake(out var taskFactory))
{
await taskFactory();
}
},
_options.Value.MaxConcurrentOperationsPerHive);
}
