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fix issue 2096: The setrange and setbit commands do not retain the expiration time of the original key #2095

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merged 2 commits into from
Nov 4, 2023
Merged

fix issue 2096: The setrange and setbit commands do not retain the expiration time of the original key #2095

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f5240b1
fix setrange/bitop cmd lost key expire time
u6th9d Nov 2, 2023
e6f6250
Update string_test.go
u6th9d Nov 3, 2023
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6 changes: 6 additions & 0 deletions src/storage/src/redis_strings.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -657,10 +657,12 @@ Status RedisStrings::SetBit(const Slice& key, int64_t offset, int32_t on, int32_
Status s = db_->Get(default_read_options_, key, &meta_value);
if (s.ok() || s.IsNotFound()) {
std::string data_value;
int32_t timestamp = 0;
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if (s.ok()) {
ParsedStringsValue parsed_strings_value(&meta_value);
if (!parsed_strings_value.IsStale()) {
data_value = parsed_strings_value.value().ToString();
timestamp = parsed_strings_value.timestamp();
}
}
size_t byte = offset >> 3;
Expand All @@ -686,6 +688,7 @@ Status RedisStrings::SetBit(const Slice& key, int64_t offset, int32_t on, int32_
data_value.append(1, byte_val);
}
StringsValue strings_value(data_value);
strings_value.set_timestamp(timestamp);
return db_->Put(rocksdb::WriteOptions(), key, strings_value.Encode());
} else {
return s;
Expand Down Expand Up @@ -802,13 +805,15 @@ Status RedisStrings::Setrange(const Slice& key, int64_t start_offset, const Slic
ScopeRecordLock l(lock_mgr_, key);
Status s = db_->Get(default_read_options_, key, &old_value);
if (s.ok()) {
int32_t timestamp = 0;
ParsedStringsValue parsed_strings_value(&old_value);
parsed_strings_value.StripSuffix();
if (parsed_strings_value.IsStale()) {
std::string tmp(start_offset, '\0');
new_value = tmp.append(value.data());
*ret = static_cast<int32_t>(new_value.length());
} else {
timestamp = parsed_strings_value.timestamp();
if (static_cast<size_t>(start_offset) > old_value.length()) {
old_value.resize(start_offset);
new_value = old_value.append(value.data());
Expand All @@ -823,6 +828,7 @@ Status RedisStrings::Setrange(const Slice& key, int64_t start_offset, const Slic
}
*ret = static_cast<int32_t>(new_value.length());
StringsValue strings_value(new_value);
strings_value.set_timestamp(timestamp);
return db_->Put(default_write_options_, key, strings_value.Encode());
} else if (s.IsNotFound()) {
std::string tmp(start_offset, '\0');
Expand Down
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