RedisJobMonitor.cpp
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#include "RedisJobMonitor.h"
#include <winsock2.h>
#include "hiredis.h"
///////////////////////////////////////////////////////////////////////////
CRedisConnector::CRedisConnector(const std::string& redis_ip, int redis_port) : ctx_(NULL)
{
// 建立REDIS服务器连接
ctx_ = redisConnect(redis_ip.c_str(), redis_port);
if (ctx_->err)
{
redisFree(ctx_);
ctx_ = NULL;
}
else
{
struct timeval timeout = {3, 0}; // 3 seconds
redisSetTimeout(ctx_, timeout);
}
}
CRedisConnector::~CRedisConnector(void)
{
// 断开REDIS服务连接
if (ctx_)
{
redisFree(ctx_);
}
}
// 获取REDIS服务器连接句柄
redisContext * CRedisConnector::get(void)
{
return ctx_;
}
// 测试REDIS服务器是否连接成功
bool CRedisConnector::ping(void)
{
bool is_ok = false;
if (ctx_)
{
redisReply * reply = (redisReply *)redisCommand(ctx_, "PING");
if (reply)
{
freeReplyObject(reply);
is_ok = true;
}
}
return is_ok;
}
///////////////////////////////////////////////////////////////////////////
// 获取任务键值
int CBaseRedisJobMonitor::get_job_val(redisContext * ctx, const std::string& job_key, int default_job_val)
{
int job_val = default_job_val;
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "GET %s", job_key.c_str());
if (reply)
{
if (reply->type == REDIS_REPLY_STRING)
{
job_val = atoi(reply->str);
}
freeReplyObject(reply);
}
}
return job_val;
}
// 获取任务键值
DWORD CBaseRedisJobMonitor::get_job_val(redisContext * ctx, const std::string& job_key, DWORD default_job_val)
{
DWORD job_val = default_job_val;
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "GET %s", job_key.c_str());
if (reply)
{
if (reply->type == REDIS_REPLY_STRING)
{
sscanf_s(reply->str, "%lu", &job_val);
}
freeReplyObject(reply);
}
}
return job_val;
}
std::string CBaseRedisJobMonitor::get_job_val(redisContext * ctx, const std::string& job_key, std::string default_job_val)
{
std::string job_val = default_job_val;
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "GET %s", job_key.c_str());
if (reply)
{
if (reply->type == REDIS_REPLY_STRING)
{
job_val = reply->str;
}
freeReplyObject(reply);
}
}
return job_val;
}
// 设置任务键值
bool CBaseRedisJobMonitor::set_job_val(redisContext * ctx, const std::string& job_key, int job_val)
{
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "SET %s %d", job_key.c_str(), job_val);
if (reply)
{
freeReplyObject(reply);
return true;
}
}
return false;
}
bool CBaseRedisJobMonitor::set_job_val(redisContext * ctx, const std::string& job_key, DWORD job_val)
{
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "SET %s %lu", job_key.c_str(), job_val);
if (reply)
{
freeReplyObject(reply);
return true;
}
}
return false;
}
bool CBaseRedisJobMonitor::set_job_val(redisContext * ctx, const std::string& job_key, std::string job_val)
{
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "SET %s %s", job_key.c_str(), job_val.c_str());
if (reply)
{
freeReplyObject(reply);
return true;
}
}
return false;
}
bool CBaseRedisJobMonitor::del_key(redisContext * ctx, const std::string& job_key)
{
int ret = 0;
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "DEL %s", job_key.c_str());
if (reply)
{
if (reply->type == REDIS_REPLY_INTEGER)
{
ret = reply->integer;
}
freeReplyObject(reply);
}
}
if (ret == 1)
{
return true;
}
return false;
}
bool CBaseRedisJobMonitor::exist_key(redisContext * ctx, const std::string& job_key)
{
int ret = 0;
if (ctx)
{
redisReply * reply = (redisReply *)redisCommand(ctx, "EXISTS %s", job_key.c_str());
if (reply)
{
if (reply->type == REDIS_REPLY_INTEGER)
{
ret = reply->integer;
}
freeReplyObject(reply);
}
}
if (ret == 1)
{
return true;
}
return false;
}