Fix some issues in import pipeline.

This commit is contained in:
Jacob Dufault 2017-09-23 17:36:28 -07:00
parent 87394de1cf
commit 145975df6b

View File

@ -750,8 +750,10 @@ std::vector<Index_DoIdMap> DoParseFile(
const optional<FileContents>& contents) {
std::vector<Index_DoIdMap> result;
// Always run this block, even if we are interactive, so we can check
// dependencies and reset files in |file_consumer_shared|.
IndexFile* previous_index = cache_loader->TryLoad(path);
if (previous_index && !is_interactive) {
if (previous_index) {
// If none of the dependencies have changed and the index is not
// interactive (ie, requested by a file save), skip parsing and just load
// from cache.
@ -762,8 +764,10 @@ std::vector<Index_DoIdMap> DoParseFile(
auto file_needs_parse = [&](const std::string& path, bool is_dependency) {
// If the file is a dependency but another file as already imported it,
// don't bother.
if (is_dependency && !import_manager->TryMarkDependencyImported(path))
if (!is_interactive && is_dependency &&
!import_manager->TryMarkDependencyImported(path)) {
return FileParseQuery::DoesNotNeedParse;
}
optional<int64_t> modification_timestamp = GetLastModificationTime(path);
if (!modification_timestamp)
@ -786,7 +790,8 @@ std::vector<Index_DoIdMap> DoParseFile(
FileParseQuery path_state = file_needs_parse(path, false /*is_dependency*/);
if (path_state == FileParseQuery::BadFile)
return result;
bool needs_reparse = path_state == FileParseQuery::NeedsParse;
bool needs_reparse =
is_interactive || path_state == FileParseQuery::NeedsParse;
for (const std::string& dependency : previous_index->dependencies) {
assert(!dependency.empty());
@ -950,8 +955,6 @@ bool IndexMain_DoCreateIndexUpdate(Config* config,
IdMap* previous_id_map = nullptr;
IndexFile* previous_index = nullptr;
if (response->previous) {
LOG_S(INFO) << "Creating delta update for "
<< response->previous->file->path;
previous_id_map = response->previous->ids.get();
previous_index = response->previous->file.get();
}
@ -961,6 +964,8 @@ bool IndexMain_DoCreateIndexUpdate(Config* config,
IndexUpdate::CreateDelta(previous_id_map, response->current->ids.get(),
previous_index, response->current->file.get());
response->perf.index_make_delta = time.ElapsedMicrosecondsAndReset();
LOG_S(INFO) << "Built index update for " << response->current->file->path
<< " (is_delta=" << !!response->previous << ")";
// Write current index to disk if requested.
if (response->write_to_disk) {
@ -1102,11 +1107,6 @@ bool QueryDb_ImportMain(Config* config,
break;
did_work = true;
// Check if the file is already being imported into querydb. If it is, drop
// the request.
if (!import_manager->StartQueryDbImport(request->current->path))
continue;
// If the request does not have previous state and we have already imported
// it, load the previous state from disk and rerun IdMap logic later. Do not
// do this if we have already attempted in the past.
@ -1119,6 +1119,17 @@ bool QueryDb_ImportMain(Config* config,
continue;
}
// Check if the file is already being imported into querydb. If it is, drop
// the request.
//
// Note, we must do this *after* we have checked for the previous index,
// otherwise we will never actually generate the IdMap.
if (!import_manager->StartQueryDbImport(request->current->path)) {
LOG_S(INFO) << "Dropping index as it is already being imported for "
<< request->current->path;
continue;
}
Index_OnIdMapped response(request->perf, request->is_interactive,
request->write_to_disk);
Timer time;
@ -1168,10 +1179,6 @@ bool QueryDb_ImportMain(Config* config,
"Update WorkingFile index contents (via disk load) for " +
updated_file.path);
}
// PERF: This will acquire a lock. If querydb ends being up being slow we
// could push this request to another queue which runs on an indexer.
import_manager->DoneQueryDbImport(updated_file.path);
}
time.Reset();
@ -1181,6 +1188,11 @@ bool QueryDb_ImportMain(Config* config,
[](const QueryFile::DefUpdate& value) {
return value.path;
}));
// Mark the files as being done in querydb stage after we apply the index
// update.
for (auto& updated_file : response->update.files_def_update)
import_manager->DoneQueryDbImport(updated_file.path);
}
return did_work;
@ -1294,7 +1306,7 @@ bool QueryDbMainLoop(Config* config,
std::cerr << "[querydb] Starting " << config->indexerCount
<< " indexers" << std::endl;
for (int i = 0; i < config->indexerCount; ++i) {
WorkThread::StartThread("indexer" + std::to_string(i), [&]() {
WorkThread::StartThread("indexer" + std::to_string(i), [=]() {
return IndexMain(config, file_consumer_shared, timestamp_manager,
import_manager, project, working_files, waiter,
queue);
@ -1361,8 +1373,8 @@ bool QueryDbMainLoop(Config* config,
lsSignatureHelpOptions();
// NOTE: If updating signature help tokens make sure to also update
// WorkingFile::FindClosestCallNameInBuffer.
response.result.capabilities.signatureHelpProvider
->triggerCharacters = {"(", ","};
response.result.capabilities.signatureHelpProvider->triggerCharacters =
{"(", ","};
response.result.capabilities.codeLensProvider = lsCodeLensOptions();
response.result.capabilities.codeLensProvider->resolveProvider = false;
@ -1393,6 +1405,28 @@ bool QueryDbMainLoop(Config* config,
case IpcId::CqueryFreshenIndex: {
LOG_S(INFO) << "Freshening " << project->entries.size() << " files";
// TODO: think about this flow and test it more.
// Unmark all files whose timestamp has changed.
CacheLoader cache_loader(config);
for (const auto& file : db->files) {
if (!file)
continue;
optional<int64_t> modification_timestamp =
GetLastModificationTime(file->def.path);
if (!modification_timestamp)
continue;
optional<int64_t> cached_modification =
timestamp_manager->GetLastCachedModificationTime(&cache_loader,
file->def.path);
if (modification_timestamp != cached_modification)
file_consumer_shared->Reset(file->def.path);
}
// Send index requests for every file.
project->ForAllFilteredFiles(
config, [&](int i, const Project::Entry& entry) {
LOG_S(INFO) << "[" << i << "/" << (project->entries.size() - 1)
@ -2980,8 +3014,8 @@ int main(int argc, char** argv) {
return 0;
} else if (HasOption(options, "--language-server")) {
// std::cerr << "Running language server" << std::endl;
Config config;
LanguageServerMain(argv[0], &config, &waiter);
auto config = MakeUnique<Config>();
LanguageServerMain(argv[0], config.get(), &waiter);
return 0;
} else {
std::cout << R"help(cquery help: