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client_interface.hpp
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851 lines (662 loc) · 17.5 KB
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#ifndef client_interface_h__
#define client_interface_h__
#include <assert.h>
#include "cpp_redis_request.hpp"
#include "cpp_redis_net.hpp"
namespace cpp_redis {
class client {
public:
client() {
try
{
socket_ = cpp_redis::traits::make_unique<cpp_redis_net>();
request_ = cpp_redis::traits::make_unique<cpp_redis_request>();
}
catch (const std::exception & ex)
{
std::cout << ex.what() << std::endl;
socket_ = nullptr;
request_ = nullptr;
}
}
virtual ~client() {
close();
}
//从左边弹出元素，元素弹完了，redis直接删除
std::string get_current_error()
{
check_args();
const auto res = socket_->get_responese();
return res->get_error();
}
std::string get_current_status()
{
check_args();
const auto res = socket_->get_responese();
return res->get_status();
}
/********ip,port,password,db_num********************/
template<typename...Args>
constexpr bool connect_to(std::string&& ip, Args&&...args) {
check_args();
return socket_->connect_to(std::move(ip), std::forward<Args>(args)...);
}
bool set_db_num(int&& num)
{
check_args();
if (num < 0) {
return false;
}
return select_db(std::move(num));
}
bool auth(std::string&& password)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::auth), std::forward<std::string>(password));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() == status::unconnected_ ||
res->get_result_code() == status::errors_) {
return false;
}
return true;
}
bool delete_key(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::del), std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() == status::errors_) {
return false;
}
const auto int_results = res->get_int_results();
if (int_results.empty()) {
return false;
}
if (int_results[0] == 0) {
return false;
}
return true;
}
bool is_key_exist(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::exists), std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() == status::errors_) {
return false;
}
const auto int_results = res->get_int_results();
if (int_results.empty()) {
return false;
}
if (int_results[0] == 0) {
return false;
}
return true;
}
//给key加上时间
bool expire(std::string&& key, std::size_t seconds)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::expire), std::forward<std::string>(key), unit::int_to_string(seconds));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_) {
return false;
}
return true;
}
bool pexpire(std::string&& key, std::size_t milliseconds)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::pexpire),
std::forward<std::string>(key), unit::int_to_string(milliseconds));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_) {
return false;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? (results[0] ==1):false);
}
//给key加上在什么时间过期
bool expire_at(std::string&& key, std::size_t unix_timestamp)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::expire_at),
std::forward<std::string>(key), unit::int_to_string(unix_timestamp));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_) {
return false;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? (results[0] == 1) : false);
}
//给key加上在什么时间过期
bool pexpire_at(std::string&& key, std::size_t unix_milli_timestamp)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::pexpire_at),
std::forward<std::string>(key), unit::int_to_string(unix_milli_timestamp));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_) {
return false;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? (results[0] == 1) : false);
}
//key的剩余时间 -1:表示永久 -2:表示不存在
int remainder_ttl(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::ttl), std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))){
return -2;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_) {
return -2;
}
const auto int_results = res->get_int_results();
if (int_results.empty()) {
return -2;
}
return int_results[0];
}
//key的剩余时间 -1:表示永久 -2:表示不存在
int64_t remainder_pttl(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::pttl),
std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))){
return -2;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_) {
return -2;
}
const auto int_results = res->get_int_results();
if (int_results.empty()) {
return -2;
}
return int_results[0];
}
bool rename_key(std::string&& key,std::string &&new_key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::rename),
std::forward<std::string>(key),std::forward<std::string>(new_key));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::status_){
return false;
}
return true;
}
bool renamenx_key(std::string&& key, std::string&& new_key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::renamenx),
std::forward<std::string>(key), std::forward<std::string>(new_key));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::status_) {
return false;
}
return true;
}
bool start_multi()
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::multi));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::status_) {
return false;
}
return true;
}
bool exec()
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::exec));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() == status::errors_) {
return false;
}
return true;
}
bool discard()
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::discard));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
return true;
}
bool remove_expire(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::remove_expire),std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() !=status::int_result_){
return false;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] ==1 :false);
}
virtual bool setex(std::string&& key, std::string&& value,std::string && seconds)
{
return false;
}
virtual bool psetex(std::string&& key, std::string&& value,std::string && milliseconds)
{
return false;
}
virtual bool set(std::string&& key, std::string&& value)
{
return false;
}
virtual int setnx(std::string&& key, std::string&& value)
{
return 0;
}
virtual std::vector<std::string> multi_get_keys(std::vector<std::string>&& keys)
{
return {};
}
virtual bool multi_set_keys(std::vector<std::string>&& keys)
{
return false;
}
virtual int multi_set_if_not_set(std::vector<std::string>&& keys)
{
return false;
}
virtual bool setnx_has_seconds(std::string&& key, std::string&& value,std::string&& seconds)
{
return false;
}
virtual bool setxx(std::string&& key, std::string&& value, std::string&& seconds)
{
return false;
}
virtual bool setnx_has_milliseconds(std::string&& key, std::string&& value,std::string&& milliseconds)
{
return false;
}
virtual bool setxx_has_milliseconds(std::string&& key, std::string&& value, std::string&& milliseconds)
{
return false;
}
virtual std::string get_range(std::string&&key, std::string&& start, std::string&& end)
{
return "";
}
virtual int incr_by_increment(std::string&& key,std::string&& increment)
{
return -1 ;
}
virtual std::string incr_by_float(std::string&& key, std::string&& increment)
{
return "";
}
virtual int incr(std::string&& key)
{
return -1;
}
virtual int decr(std::string&& key)
{
return -1;
}
virtual int decr_increment(std::string&& key,std::string && increment)
{
return -1;
}
virtual std::string get_reflect_value(std::string&& key)
{
return { false,-1 };
}
virtual std::string get_set_key(std::string&& key, std::string&& value)
{
return { false,-1 };
}
virtual std::string substr_reflect_value(std::string&& key, int start, int end)
{
return { false,-1 };
}
//在指定key追加值
virtual int append_value(std::string&& key, std::string&& append_value)
{
return -1;
}
virtual int list_rpush(std::string&& key, std::string&& value)
{
return -1 ;
}
virtual int list_rpush_if(std::string&& key, std::string&& value)
{
return -1;
}
virtual int list_lpush(std::string&& key, std::string&& value)
{
return -1;
}
virtual int list_lpush_if(std::string&& key, std::string&& value)
{
return -1;
}
virtual int32_t list_size(std::string&& key)
{
return -1;
}
virtual std::vector<std::string> list_range(std::string&& key, int start, int end)
{
return {};
}
virtual std::string list_lpop(std::string&& key)
{
return "";
}
virtual std::string list_rpop(std::string&& key)
{
return "";
}
virtual std::string list_brpop(std::string&& key, size_t timeout = 0)
{
return "";
}
virtual std::string list_blpop(std::string&& key, size_t timeout = 0)
{
return "";
}
virtual bool list_trim(std::string&& key, int start, int end)
{
return "";
}
virtual std::string list_index(std::string&& key, int index)
{
return "";
}
virtual bool list_set(std::string&& key, std::string&& value,std::string && index)
{
return "";
}
virtual int list_del_elem(std::string&& key, std::string&& value,std::string&&count)
{
return 0;
}
virtual std::string list_rpoplpush(std::string&& src_key, std::string&& dst_key)
{
return "";
}
virtual std::string list_brpoplpush(std::string&& src_key, std::string&& dst_key, int timeout = 0)
{
return "";
}
virtual int list_insert_before(std::string&& key, std::string&& dst_value, std::string&& insert_value)
{
return INT32_MAX;
}
virtual int list_insert_after(std::string&& key, std::string&& dst_value, std::string&& insert_value)
{
return INT32_MAX;
}
virtual int set_add(std::vector<std::string>&& keys)
{
return 0;
}
virtual int set_delete_elem(std::vector<std::string>&& keys)
{
return 0;
}
virtual bool set_is_member(std::string&& key, std::string&& value)
{
return false;
}
virtual std::string set_rdel_elem(std::string&& key)
{
return "";
}
virtual std::vector <std::string> set_sinter(std::vector<std::string>&& keys)
{
return {};
}
virtual int set_inter_store(std::vector<std::string>&& keys)
{
return 0;
}
virtual std::vector <std::string> set_union(std::vector<std::string>&& keys)
{
return {};
}
virtual int set_union_store(std::vector<std::string>&& keys)
{
return 0;
}
virtual std::vector <std::string> set_rand_elem(std::string&& key, int count)
{
return {};
}
virtual bool set_move_elem(std::string&& src_key, std::string&& dst_key, std::string&& member)
{
return false;
}
virtual std::vector <std::string> set_diff(std::vector<std::string>&& keys)
{
return {};
}
virtual size_t set_get_size(std::string&& key)
{
return 0;
}
virtual std::vector <std::string> set_get_all_member(std::string&& key)
{
return {};
}
virtual int set_diff_store(std::vector<std::string>&& keys)
{
return -1;
}
virtual int zset_add(std::vector<std::string>&& keys)
{
return -1;
}
virtual std::string zset_score(std::string&& key, std::string&& member)
{
return "";
}
virtual std::string zset_incrby(std::string&& key,std::string&& increment,std::string&& member)
{
return "";
}
virtual int zset_card(std::string&& key)
{
return 0;
}
virtual int zset_count(std::string&& key, std::string&& min, std::string&& max)
{
return 0;
}
virtual std::vector <std::string> zset_range(std::string&& key, std::string&& begin, std::string&& end,bool with_scores)
{
return { {} };
}
virtual std::vector <std::string> zset_revrange(std::string&& key, std::string&& begin, std::string&& end, bool with_scores)
{
return { {} };
}
virtual std::vector <std::string> zset_range_score(std::string&& key, std::string&& min, std::string&& max,
bool with_scores, bool limit, std::string&& limit_min, std::string&& limit_max)
{
return { {} };
}
virtual std::vector <std::string> zset_revrange_score(std::string&& key, std::string&& max, std::string&& min,
bool with_scores, bool limit, std::string&& limit_min,std::string&&limit_max)
{
return { {} };
}
virtual int zset_rank(std::string&& key, std::string&& member)
{
return -1;
}
virtual int zset_revrank(std::string&& key, std::string&& member)
{
return -1;
}
virtual bool zset_rem(std::vector<std::string>&& keys)
{
return false;
}
virtual int zset_remrangeby_rank(std::string&& key, std::string&& begin, std::string&& end)
{
return -1;
}
virtual int zset_remrangebyscore(std::string&& key, std::string&& min, std::string&& max)
{
return -1;
}
virtual std::vector <std::string> zset_rangebylex(std::string&& key, std::string&& min,
std::string&& max, bool limit, std::string&& limit_min, std::string&& limit_max)
{
return { {} };
}
virtual int zset_lexcount(std::string&& key, std::string&& min, std::string&& max)
{
return -1;
}
virtual int zset_remrangebylex(std::string&& key, std::string&& min,std::string&& max)
{
return 0;
}
virtual int zset_union_store(std::vector<std::string>&& keys,aggregate_mothod mothod)
{
return -1;
}
virtual int zset_inter_store(std::vector<std::string>&& keys, aggregate_mothod mothod)
{
return -1;
}
virtual int hash_set(std::string&& key, std::string&& field, std::string&& value)
{
return 0;
}
virtual int hash_setx(std::string&& key, std::string&& field, std::string&& value)
{
return 0;
}
virtual int hash_exists(std::string&& key,std::string&& field)
{
return 0;
}
virtual std::string hash_get(std::string&& key, std::string&& field)
{
return "";
}
virtual int hash_del(std::vector<std::string>&& fields)
{
return -1;
}
virtual int hash_len(std::string&& key)
{
return 0;
}
virtual int hash_strlen(std::string&& key, std::string&& field)
{
return 0;
}
virtual int hash_incrby(std::string&& key, std::string && field, std::string&& increment)
{
return 0;
}
virtual std::string hash_incrby_float(std::string&& key, std::string&& field, std::string&& increment)
{
return "";
}
virtual bool hash_mset(std::vector<std::string>&& keys)
{
return false;
}
virtual std::vector <std::string> hash_mget(std::vector<std::string>&& keys)
{
return { {} };
}
virtual std::vector <std::string> hash_keys(std::string&& key)
{
return{ {} };
}
virtual std::vector <std::string> hash_vals(std::string&& key)
{
return{ {} };
}
virtual std::vector <std::string> hash_get_all(std::string&& key)
{
return{ {} };
}
private:
bool select_db(int&& num)
{
check_args();
if (num < 0) {
return false;
}
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::select), std::move(unit::int_to_string(num)));
if (!socket_->send_msg(std::move(msg))){
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() == status::unconnected_ ||
res->get_result_code() == status::errors_) {
return false;
}
return true;
}
void close() {
check_args();
socket_->close();
}
protected:
void check_args()
{
assert(socket_ != nullptr);
assert(request_ != nullptr);
}
std::unique_ptr<cpp_redis_request>request_;
std::unique_ptr<cpp_redis_net>socket_;
};
}
#endif // client_interface_h__