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YQL-15844 fix getting view by symlink #928

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Merged
zverevgeny merged 1 commit into from
Jan 11, 2024
Merged

YQL-15844 fix getting view by symlink #928

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69 changes: 31 additions & 38 deletions ydb/library/yql/providers/yt/gateway/native/yql_yt_native.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1786,59 +1786,52 @@ class TYtNativeGateway : public IYtGateway {
auto typeAttrFilter = TAttributeFilter().AddAttribute("type").AddAttribute("_yql_type").AddAttribute("broken");
auto nodeList = entry->Tx->List(prefix,
TListOptions().AttributeFilter(typeAttrFilter));

TVector<std::variant<TString, std::exception_ptr>> types(Reserve(nodeList.size()));
TVector<
std::pair<
TString, //name
std::variant<TString, std::exception_ptr> //type or exception
>
> items(nodeList.size());
{
auto batchGet = entry->Tx->CreateBatchRequest();
TVector<TFuture<void>> batchRes;
for (size_t i: xrange(nodeList.size())) {
auto& node = nodeList[i];
auto type = GetAttrType(node);
if (type == "link") {
types.emplace_back(type);
const auto& node = nodeList[i];
items[i].first = node.AsString();
items[i].second = GetTypeFromNode(node, true);
if (std::get<TString>(items[i].second) == "link") {
if (!node.GetAttributes().HasKey("broken") || !node.GetAttributes()["broken"].AsBool()) {
batchRes.push_back(batchGet->Get(prefix + "/" + node.AsString(), TGetOptions().AttributeFilter(typeAttrFilter))
.Apply([i, &types] (const TFuture<NYT::TNode>& f) {
try {
types[i] = GetAttrType(f.GetValue());
} catch (...) {
types[i] = std::current_exception();
}
}));
batchRes.push_back(batchGet->Get(prefix + "/" + node.AsString() + "/@", TGetOptions().AttributeFilter(typeAttrFilter))
.Apply([i, &items](const TFuture<NYT::TNode> &f) {
try {
items[i].second = GetTypeFromAttributes(f.GetValue(), true);
} catch (...) {
items[i].second = std::current_exception();
}
}));
}
} else {
types.push_back(type);
}
}
batchGet->ExecuteBatch();
WaitExceptionOrAll(batchRes).GetValue();
}

names.reserve(types.size());
errors.reserve(types.size());
for (size_t i: xrange(nodeList.size())) {
auto& node = nodeList[i];
if (auto type = std::get_if<TString>(&types[i])) {
if (TStringBuf("map_node") == *type && !suffix.empty()) {
names.push_back(node.AsString());
names.reserve(items.size());
errors.reserve(items.size());
for (const auto& item: items) {
if (const auto* type = std::get_if<TString>(&item.second)) {
if (
(suffix.empty() && ("table" == *type || "view" == *type)) ||
(!suffix.empty() && "map_node" == *type)
) {
names.push_back(item.first);
errors.emplace_back();
} else if (TStringBuf("table") == *type && suffix.empty()) {
names.push_back(node.AsString());
errors.emplace_back();
} else if (TStringBuf("document") == *type && suffix.empty()) {
if (node.HasAttributes()) {
auto& attrs = node.GetAttributes();
if (attrs.HasKey("_yql_type") && attrs["_yql_type"].AsString() == "view") {
names.push_back(node.AsString());
errors.emplace_back();
}
}
}
} else {
auto exptr = std::get<std::exception_ptr>(types[i]);
auto exptr = std::get<std::exception_ptr>(item.second);
if (filterLambda) {
// Delayed error processing
names.push_back(node.AsString());
names.push_back(item.first);
errors.push_back(std::move(exptr));
} else {
std::rethrow_exception(exptr);
Expand Down Expand Up @@ -2391,7 +2384,7 @@ class TYtNativeGateway : public IYtGateway {
for (auto& idx: idxs) {
batchRes.push_back(batchGet->Get(tables[idx.first].Table() + "&/@", getOpts).Apply([idx, &attributes](const TFuture<NYT::TNode>& f) {
NYT::TNode attrs = f.GetValue();
if (GetType(attrs) == "link") {
if (GetTypeFromAttributes(attrs, false) == "link") {
// override some attributes by the link ones
if (attrs.HasKey(QB2Premapper)) {
attributes[idx.first][QB2Premapper] = attrs[QB2Premapper];
Expand Down Expand Up @@ -2419,7 +2412,7 @@ class TYtNativeGateway : public IYtGateway {
TYtTableStatInfo::TPtr statInfo = MakeIntrusive<TYtTableStatInfo>();
result.Data[idx.first].Stat = statInfo;

auto type = GetType(attrs);
auto type = GetTypeFromAttributes(attrs, false);
ui16 viewSyntaxVersion = 1;
if (type == "document") {
if (attrs.HasKey(YqlTypeAttribute)) {
Expand Down
22 changes: 14 additions & 8 deletions ydb/library/yql/providers/yt/gateway/native/yql_yt_native_folders.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -14,20 +14,26 @@ using namespace NKikimr::NMiniKQL;
using namespace NNodes;
using namespace NThreading;

TString GetType(const NYT::TNode& attr) {
if (!attr.HasKey("type")) {
TString GetTypeFromAttributes(const NYT::TNode& attributes, bool getDocumentType) {
if (!attributes.HasKey("type")) {
return "unknown";
}

return attr["type"].AsString();
const auto type = attributes["type"].AsString();
if (getDocumentType && "document" == type) {
if (!attributes.HasKey("_yql_type")) {
return "unknown";
}
return attributes["_yql_type"].AsString();
} else {
return type;
}
}

TString GetAttrType(const NYT::TNode& node) {
TString GetTypeFromNode(const NYT::TNode& node, bool getDocumentType) {
if (!node.HasAttributes()) {
return "unknown";
}

return GetType(node.GetAttributes());
return GetTypeFromAttributes(node.GetAttributes(), getDocumentType);
}

TMaybe<TVector<IYtGateway::TBatchFolderResult::TFolderItem>> MaybeGetFolderFromCache(TTransactionCache::TEntry::TPtr entry, TStringBuf cacheKey) {
Expand Down Expand Up @@ -83,7 +89,7 @@ IYtGateway::TBatchFolderResult::TFolderItem MakeFolderItem(const NYT::TNode& nod
}
item.Attributes[attr.first] = attr.second;
}
item.Type = GetAttrType(node);
item.Type = GetTypeFromNode(node, false);
item.Path = path.StartsWith(NYT::TConfig::Get()->Prefix)
? path.substr(NYT::TConfig::Get()->Prefix.size())
: path;
Expand Down
4 changes: 2 additions & 2 deletions ydb/library/yql/providers/yt/gateway/native/yql_yt_native_folders.h
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Original file line number Diff line number Diff line change
Expand Up @@ -4,9 +4,9 @@

namespace NYql::NNative {

TString GetType(const NYT::TNode& attr);
TString GetTypeFromAttributes(const NYT::TNode& attr, bool getDocumentType);

TString GetAttrType(const NYT::TNode& node);
TString GetTypeFromNode(const NYT::TNode& node, bool getDocumentType);

TMaybe<TVector<IYtGateway::TBatchFolderResult::TFolderItem>> MaybeGetFolderFromCache(TTransactionCache::TEntry::TPtr entry, TStringBuf cacheKey);

Expand Down