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pika_kv.cc
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// Copyright (c) 2015-present, Qihoo, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
#include "slash/include/slash_string.h"
#include "include/pika_kv.h"
#include "include/pika_server.h"
extern PikaServer *g_pika_server;
/* SET key value [NX] [XX] [EX <seconds>] [PX <milliseconds>] */
void SetCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameSet);
return;
}
key_ = argv[1];
value_ = argv[2];
condition_ = SetCmd::kNONE;
sec_ = 0;
size_t index = 3;
while (index != argv.size()) {
std::string opt = argv[index];
if (!strcasecmp(opt.data(), "xx")) {
condition_ = SetCmd::kXX;
} else if (!strcasecmp(opt.data(), "nx")) {
condition_ = SetCmd::kNX;
} else if (!strcasecmp(opt.data(), "vx")) {
condition_ = SetCmd::kVX;
index++;
if (index == argv.size()) {
res_.SetRes(CmdRes::kSyntaxErr);
return;
} else {
target_ = argv[index];
}
} else if (!strcasecmp(opt.data(), "ex") || !strcasecmp(opt.data(), "px")) {
condition_ = (condition_ == SetCmd::kNONE) ? SetCmd::kEXORPX : condition_;
index++;
if (index == argv.size()) {
res_.SetRes(CmdRes::kSyntaxErr);
return;
}
if (!slash::string2l(argv[index].data(), argv[index].size(), &sec_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
} else if (sec_ <= 0) {
res_.SetRes(CmdRes::kErrOther, "invalid expire time in set");
return;
}
if (!strcasecmp(opt.data(), "px")) {
sec_ /= 1000;
}
} else {
res_.SetRes(CmdRes::kSyntaxErr);
return;
}
index++;
}
return;
}
void SetCmd::Do() {
rocksdb::Status s;
int32_t res = 1;
switch (condition_) {
case SetCmd::kXX:
s = g_pika_server->db()->Setxx(key_, value_, &res, sec_);
break;
case SetCmd::kNX:
s = g_pika_server->db()->Setnx(key_, value_, &res, sec_);
break;
case SetCmd::kVX:
s = g_pika_server->db()->Setvx(key_, target_, value_, &success_, sec_);
break;
case SetCmd::kEXORPX:
s = g_pika_server->db()->Setex(key_, value_, sec_);
break;
default:
s = g_pika_server->db()->Set(key_, value_);
break;
}
if (s.ok() || s.IsNotFound()) {
if (condition_ == SetCmd::kVX) {
res_.AppendInteger(success_);
} else {
if (res == 1) {
res_.SetRes(CmdRes::kOk);
} else {
res_.AppendArrayLen(-1);;
}
}
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
std::string SetCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
if (condition_ == SetCmd::kEXORPX) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 4, "*");
// to pksetexat cmd
std::string pksetexat_cmd("pksetexat");
RedisAppendLen(content, pksetexat_cmd.size(), "$");
RedisAppendContent(content, pksetexat_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// time_stamp
char buf[100];
int32_t time_stamp = time(nullptr) + sec_;
slash::ll2string(buf, 100, time_stamp);
std::string at(buf);
RedisAppendLen(content, at.size(), "$");
RedisAppendContent(content, at);
// value
RedisAppendLen(content, value_.size(), "$");
RedisAppendContent(content, value_);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
} else {
return Cmd::ToBinlog(argv, exec_time, server_id, logic_id, filenum, offset);
}
}
void GetCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameGet);
return;
}
key_ = argv[1];
return;
}
void GetCmd::Do() {
std::string value;
rocksdb::Status s = g_pika_server->db()->Get(key_, &value);
if (s.ok()) {
res_.AppendStringLen(value.size());
res_.AppendContent(value);
} else if (s.IsNotFound()) {
res_.AppendStringLen(-1);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
void DelCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameDel);
return;
}
std::vector<std::string>::const_iterator iter = argv.begin();
keys_.assign(++iter, argv.end());
return;
}
void DelCmd::Do() {
std::map<blackwidow::DataType, blackwidow::Status> type_status;
int64_t count = g_pika_server->db()->Del(keys_, &type_status);
if (count >= 0) {
res_.AppendInteger(count);
} else {
res_.SetRes(CmdRes::kErrOther, "delete error");
}
return;
}
void IncrCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameIncr);
return;
}
key_ = argv[1];
return;
}
void IncrCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Incrby(key_, 1, &new_value_);
if (s.ok()) {
res_.AppendContent(":" + std::to_string(new_value_));
} else if (s.IsCorruption() && s.ToString() == "Corruption: Value is not a integer") {
res_.SetRes(CmdRes::kInvalidInt);
} else if (s.IsInvalidArgument()) {
res_.SetRes(CmdRes::kOverFlow);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
std::string IncrCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 3, "*");
// to set cmd
std::string set_cmd("set");
RedisAppendLen(content, set_cmd.size(), "$");
RedisAppendContent(content, set_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// value
std::string value = std::to_string(new_value_);
RedisAppendLen(content, value.size(), "$");
RedisAppendContent(content, value);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void IncrbyCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameIncrby);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &by_)) {
res_.SetRes(CmdRes::kInvalidInt, kCmdNameIncrby);
return;
}
return;
}
void IncrbyCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Incrby(key_, by_, &new_value_);
if (s.ok()) {
res_.AppendContent(":" + std::to_string(new_value_));
} else if (s.IsCorruption() && s.ToString() == "Corruption: Value is not a integer") {
res_.SetRes(CmdRes::kInvalidInt);
} else if (s.IsInvalidArgument()) {
res_.SetRes(CmdRes::kOverFlow);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
std::string IncrbyCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 3, "*");
// to set cmd
std::string set_cmd("set");
RedisAppendLen(content, set_cmd.size(), "$");
RedisAppendContent(content, set_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// value
std::string value = std::to_string(new_value_);
RedisAppendLen(content, value.size(), "$");
RedisAppendContent(content, value);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void IncrbyfloatCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameIncrbyfloat);
return;
}
key_ = argv[1];
value_ = argv[2];
if (!slash::string2d(argv[2].data(), argv[2].size(), &by_)) {
res_.SetRes(CmdRes::kInvalidFloat);
return;
}
return;
}
void IncrbyfloatCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Incrbyfloat(key_, value_, &new_value_);
if (s.ok()) {
res_.AppendStringLen(new_value_.size());
res_.AppendContent(new_value_);
} else if (s.IsCorruption() && s.ToString() == "Corruption: Value is not a vaild float"){
res_.SetRes(CmdRes::kInvalidFloat);
} else if (s.IsInvalidArgument()) {
res_.SetRes(CmdRes::kOverFlow);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
std::string IncrbyfloatCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 3, "*");
// to set cmd
std::string set_cmd("set");
RedisAppendLen(content, set_cmd.size(), "$");
RedisAppendContent(content, set_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// value
RedisAppendLen(content, new_value_.size(), "$");
RedisAppendContent(content, new_value_);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void DecrCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameDecr);
return;
}
key_ = argv[1];
return;
}
void DecrCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Decrby(key_, 1, &new_value_);
if (s.ok()) {
res_.AppendContent(":" + std::to_string(new_value_));
} else if (s.IsCorruption() && s.ToString() == "Corruption: Value is not a integer") {
res_.SetRes(CmdRes::kInvalidInt);
} else if (s.IsInvalidArgument()) {
res_.SetRes(CmdRes::kOverFlow);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
std::string DecrCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 3, "*");
// to set cmd
std::string set_cmd("set");
RedisAppendLen(content, set_cmd.size(), "$");
RedisAppendContent(content, set_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// value
std::string value = std::to_string(new_value_);
RedisAppendLen(content, value.size(), "$");
RedisAppendContent(content, value);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void DecrbyCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameDecrby);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &by_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
}
return;
}
void DecrbyCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Decrby(key_, by_, &new_value_);
if (s.ok()) {
res_.AppendContent(":" + std::to_string(new_value_));
} else if (s.IsCorruption() && s.ToString() == "Corruption: Value is not a integer") {
res_.SetRes(CmdRes::kInvalidInt);
} else if (s.IsInvalidArgument()) {
res_.SetRes(CmdRes::kOverFlow);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
std::string DecrbyCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 3, "*");
// to set cmd
std::string set_cmd("set");
RedisAppendLen(content, set_cmd.size(), "$");
RedisAppendContent(content, set_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// value
std::string value = std::to_string(new_value_);
RedisAppendLen(content, value.size(), "$");
RedisAppendContent(content, value);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void GetsetCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameGetset);
return;
}
key_ = argv[1];
new_value_ = argv[2];
return;
}
void GetsetCmd::Do() {
std::string old_value;
rocksdb::Status s = g_pika_server->db()->GetSet(key_, new_value_, &old_value);
if (s.ok()) {
if (old_value.empty()) {
res_.AppendContent("$-1");
} else {
res_.AppendStringLen(old_value.size());
res_.AppendContent(old_value);
}
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
void AppendCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameAppend);
return;
}
key_ = argv[1];
value_ = argv[2];
return;
}
void AppendCmd::Do() {
int32_t new_len = 0;
rocksdb::Status s = g_pika_server->db()->Append(key_, value_, &new_len);
if (s.ok() || s.IsNotFound()) {
res_.AppendInteger(new_len);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
void MgetCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameMget);
return;
}
keys_ = argv;
keys_.erase(keys_.begin());
return;
}
void MgetCmd::Do() {
std::vector<blackwidow::ValueStatus> vss;
rocksdb::Status s = g_pika_server->db()->MGet(keys_, &vss);
if (s.ok()) {
res_.AppendArrayLen(vss.size());
for (const auto& vs : vss) {
if (vs.status.ok()) {
res_.AppendStringLen(vs.value.size());
res_.AppendContent(vs.value);
} else {
res_.AppendContent("$-1");
}
}
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
void KeysCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameKeys);
return;
}
pattern_ = argv[1];
if (argv.size() == 3) {
std::string opt = argv[2];
if (!strcasecmp(opt.data(), "string")
|| !strcasecmp(opt.data(), "zset")
|| !strcasecmp(opt.data(), "set")
|| !strcasecmp(opt.data(), "list")
|| !strcasecmp(opt.data(),"hash")) {
type_ = slash::StringToLower(opt);
} else {
res_.SetRes(CmdRes::kSyntaxErr);
}
} else if (argv.size() > 3) {
res_.SetRes(CmdRes::kSyntaxErr);
}
return;
}
void KeysCmd::Do() {
std::vector<std::string> keys;
rocksdb::Status s = g_pika_server->db()->Keys(type_, pattern_, &keys);
res_.AppendArrayLen(keys.size());
for (const auto& key : keys) {
res_.AppendString(key);
}
return;
}
void SetnxCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameSetnx);
return;
}
key_ = argv[1];
value_ = argv[2];
return;
}
void SetnxCmd::Do() {
success_ = 0;
rocksdb::Status s = g_pika_server->db()->Setnx(key_, value_, &success_);
if (s.ok()) {
res_.AppendInteger(success_);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
std::string SetnxCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
if (success_) {
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 3, "*");
// to set cmd
std::string set_cmd("set");
RedisAppendLen(content, set_cmd.size(), "$");
RedisAppendContent(content, set_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// value
RedisAppendLen(content, value_.size(), "$");
RedisAppendContent(content, value_);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
return content;
}
void SetexCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameSetex);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &sec_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
}
value_ = argv[3];
return;
}
void SetexCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Setex(key_, value_, sec_);
if (s.ok()) {
res_.SetRes(CmdRes::kOk);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
std::string SetexCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 4, "*");
// to pksetexat cmd
std::string pksetexat_cmd("pksetexat");
RedisAppendLen(content, pksetexat_cmd.size(), "$");
RedisAppendContent(content, pksetexat_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// time_stamp
char buf[100];
int32_t time_stamp = time(nullptr) + sec_;
slash::ll2string(buf, 100, time_stamp);
std::string at(buf);
RedisAppendLen(content, at.size(), "$");
RedisAppendContent(content, at);
// value
RedisAppendLen(content, value_.size(), "$");
RedisAppendContent(content, value_);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void PsetexCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNamePsetex);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &usec_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
}
value_ = argv[3];
return;
}
void PsetexCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Setex(key_, value_, usec_ / 1000);
if (s.ok()) {
res_.SetRes(CmdRes::kOk);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
std::string PsetexCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 4, "*");
// to pksetexat cmd
std::string pksetexat_cmd("pksetexat");
RedisAppendLen(content, pksetexat_cmd.size(), "$");
RedisAppendContent(content, pksetexat_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// time_stamp
char buf[100];
int32_t time_stamp = time(nullptr) + usec_ / 1000;
slash::ll2string(buf, 100, time_stamp);
std::string at(buf);
RedisAppendLen(content, at.size(), "$");
RedisAppendContent(content, at);
// value
RedisAppendLen(content, value_.size(), "$");
RedisAppendContent(content, value_);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void DelvxCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameDelvx);
return;
}
key_ = argv[1];
value_ = argv[2];
return;
}
void DelvxCmd::Do() {
rocksdb::Status s = g_pika_server->db()->Delvx(key_, value_, &success_);
if (s.ok() || s.IsNotFound()) {
res_.AppendInteger(success_);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
void MsetCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameMset);
return;
}
size_t argc = argv.size();
if (argc % 2 == 0) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameMset);
return;
}
kvs_.clear();
for (size_t index = 1; index != argc; index += 2) {
kvs_.push_back({argv[index], argv[index + 1]});
}
return;
}
void MsetCmd::Do() {
blackwidow::Status s = g_pika_server->db()->MSet(kvs_);
if (s.ok()) {
res_.SetRes(CmdRes::kOk);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
void MsetnxCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameMsetnx);
return;
}
size_t argc = argv.size();
if (argc % 2 == 0) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameMsetnx);
return;
}
kvs_.clear();
for (size_t index = 1; index != argc; index += 2) {
kvs_.push_back({argv[index], argv[index + 1]});
}
return;
}
void MsetnxCmd::Do() {
success_ = 0;
rocksdb::Status s = g_pika_server->db()->MSetnx(kvs_, &success_);
if (s.ok()) {
res_.AppendInteger(success_);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
void GetrangeCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameGetrange);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &start_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
}
if (!slash::string2l(argv[3].data(), argv[3].size(), &end_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
}
return;
}
void GetrangeCmd::Do() {
std::string substr;
rocksdb::Status s = g_pika_server->db()->Getrange(key_, start_, end_, &substr);
if (s.ok() || s.IsNotFound()) {
res_.AppendStringLen(substr.size());
res_.AppendContent(substr);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
}
void SetrangeCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameSetrange);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &offset_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
}
value_ = argv[3];
return;
}
void SetrangeCmd::Do() {
int32_t new_len;
rocksdb::Status s = g_pika_server->db()->Setrange(key_, offset_, value_, &new_len);
if (s.ok()) {
res_.AppendInteger(new_len);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
void StrlenCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameStrlen);
return;
}
key_ = argv[1];
return;
}
void StrlenCmd::Do() {
int32_t len = 0;
rocksdb::Status s = g_pika_server->db()->Strlen(key_, &len);
if (s.ok() || s.IsNotFound()) {
res_.AppendInteger(len);
} else {
res_.SetRes(CmdRes::kErrOther, s.ToString());
}
return;
}
void ExistsCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameExists);
return;
}
keys_ = argv;
keys_.erase(keys_.begin());
return;
}
void ExistsCmd::Do() {
std::map<blackwidow::DataType, rocksdb::Status> type_status;
int64_t res = g_pika_server->db()->Exists(keys_, &type_status);
if (res != -1) {
res_.AppendInteger(res);
} else {
res_.SetRes(CmdRes::kErrOther, "exists internal error");
}
return;
}
void ExpireCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNameExpire);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &sec_)) {
res_.SetRes(CmdRes::kInvalidInt);
return;
}
return;
}
void ExpireCmd::Do() {
std::map<blackwidow::DataType, rocksdb::Status> type_status;
int64_t res = g_pika_server->db()->Expire(key_, sec_, &type_status);
if (res != -1) {
res_.AppendInteger(res);
} else {
res_.SetRes(CmdRes::kErrOther, "expire internal error");
}
return;
}
std::string ExpireCmd::ToBinlog(
const PikaCmdArgsType& argv,
uint32_t exec_time,
const std::string& server_id,
uint64_t logic_id,
uint32_t filenum,
uint64_t offset) {
std::string content;
content.reserve(RAW_ARGS_LEN);
RedisAppendLen(content, 3, "*");
// to expireat cmd
std::string expireat_cmd("expireat");
RedisAppendLen(content, expireat_cmd.size(), "$");
RedisAppendContent(content, expireat_cmd);
// key
RedisAppendLen(content, key_.size(), "$");
RedisAppendContent(content, key_);
// sec
char buf[100];
int64_t expireat = time(nullptr) + sec_;
slash::ll2string(buf, 100, expireat);
std::string at(buf);
RedisAppendLen(content, at.size(), "$");
RedisAppendContent(content, at);
return PikaBinlogTransverter::BinlogEncode(BinlogType::TypeFirst,
exec_time,
std::stoi(server_id),
logic_id,
filenum,
offset,
content,
{});
}
void PexpireCmd::DoInitial(const PikaCmdArgsType &argv, const CmdInfo* const ptr_info) {
if (!ptr_info->CheckArg(argv.size())) {
res_.SetRes(CmdRes::kWrongNum, kCmdNamePexpire);
return;
}
key_ = argv[1];
if (!slash::string2l(argv[2].data(), argv[2].size(), &msec_)) {