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FileManager: fixes

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GitOrigin-RevId: fd6071262f55fb803f67359b9f7e5075fcec862e
This commit is contained in:
Arseny Smirnov 2019-02-27 19:00:10 +03:00
parent 66c604f2d4
commit 604547adc8
2 changed files with 30 additions and 13 deletions
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32
td/telegram/files/PartsManager.cpp
View File

@ -52,6 +52,15 @@ void PartsManager::set_streaming_offset(int64 offset) {
}
void PartsManager::set_streaming_limit(int64 limit) {
streaming_limit_ = limit;
streaming_ready_size_ = 0;
if (streaming_limit_ == 0) {
return;
}
for (int part_i = 0; part_i < part_count_; part_i++) {
if (is_part_in_streaming_limit(part_i) && part_status_[part_i] == PartStatus::Ready) {
streaming_ready_size_ = get_part(part_i).size;
}
}
}
Status PartsManager::init_no_size(size_t part_size, const std::vector<int> &ready_parts) {
@ -138,14 +147,14 @@ bool PartsManager::ready() {
}
Status PartsManager::finish() {
if (ready()) {
return Status::OK();
}
if (is_streaming_limit_reached()) {
return Status::Error("FILE_DOWNLOAD_LIMIT");
}
if (!ready()) {
return Status::Error("File transferring not finished");
}
return Status::OK();
}
void PartsManager::update_first_empty_part() {
while (first_empty_part_ < part_count_ && part_status_[first_empty_part_] != PartStatus::Empty) {
@ -305,6 +314,9 @@ Status PartsManager::on_part_ok(int32 id, size_t part_size, size_t actual_size)
bitmask_.set(id);
}
ready_size_ += narrow_cast<int64>(actual_size);
if (streaming_limit_ > 0 && is_part_in_streaming_limit(id)) {
streaming_ready_size_ += narrow_cast<int64>(actual_size);
}
VLOG(files) << "Transferred part " << id << " of size " << part_size << ", total ready size = " << ready_size_;
@ -389,13 +401,18 @@ int64 PartsManager::get_estimated_extra() const {
streaming_size = min(expected_size, prefix + suffix);
}
}
//TODO: optimize
int64 res = streaming_size;
//TODO: delete this block if CHECK won't fail
int64 sub = 0;
for (int part_i = 0; part_i < part_count_; part_i++) {
if (is_part_in_streaming_limit(part_i) && part_status_[part_i] == PartStatus::Ready) {
res -= get_part(part_i).size;
sub += get_part(part_i).size;
}
}
CHECK(sub == streaming_ready_size_);
res -= streaming_ready_size_;
CHECK(res >= 0);
return res;
}
@ -423,6 +440,7 @@ int32 PartsManager::get_part_count() const {
void PartsManager::init_common(const std::vector<int> &ready_parts) {
ready_size_ = 0;
streaming_ready_size_ = 0;
pending_count_ = 0;
first_empty_part_ = 0;
first_not_ready_part_ = 0;
@ -469,14 +487,12 @@ int64 PartsManager::get_unchecked_ready_prefix_size() {
Part PartsManager::get_part(int id) const {
int64 offset = narrow_cast<int64>(part_size_) * id;
int64 size = narrow_cast<int64>(part_size_);
if (!unknown_size_flag_) {
auto total_size = get_size();
auto total_size = unknown_size_flag_ ? max_size_ : get_size();
if (total_size < offset) {
size = 0;
} else {
size = min(size, total_size - offset);
}
}
return Part{id, offset, static_cast<size_t>(size)};
}

1
td/telegram/files/PartsManager.h
View File

@ -71,6 +71,7 @@ class PartsManager {
int64 max_size_;
bool unknown_size_flag_;
int64 ready_size_;
int64 streaming_ready_size_;
size_t part_size_;
int part_count_;