116 lines
2.7 KiB
C
116 lines
2.7 KiB
C
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/*********************************************************************
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*
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* 文 件: MemcachedClient memcached client
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*
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* 版权所有: Shanghai Baosight Software Co., Ltd.
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*
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* 概述: memcached client using libmemcached
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* :
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* :
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*
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* 版本历史
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* 1.0 2019-01-29 wu.x.h created
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*
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*********************************************************************/
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#ifndef MEMCACHEDCLIENT
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#define MEMCACHEDCLIENT
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#include <glob/ConfigMag.h>
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#include <libmemcached/memcached.h>
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#include <log4cplus/LOG.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <iostream>
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using std::cout;
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using std::endl;
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using std::string;
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using namespace baosight;
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using namespace log4cplus;
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class MemCachedClient {
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public:
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~MemCachedClient() { memcached_free(memc); };
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MemCachedClient() {
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LOG d("MemCachedClient()");
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memcached_return rc;
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memcached_server_st* server = NULL;
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memc = memcached_create(NULL);
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// cout <<"connect to memcached server "<< endl;
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// server =memcached_server_list_append(server, "127.0.0.1",
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// 11211, &rc);
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ConfigMag configmag("CRGS");
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string ip = configmag.ReadProperty("MemCache", "server");
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server = memcached_server_list_append(server, ip.c_str(), 11311, &rc);
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rc = memcached_server_push(memc, server);
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d.Info() << "ip:" << ip << endl;
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if (MEMCACHED_SUCCESS != rc) {
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d.Info() << "memcached_server_push failed! rc: " << rc << endl;
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}
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memcached_server_list_free(server);
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};
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int Insert(const char* key, const char* value, time_t expiration = 0) {
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if (NULL == key || NULL == value) {
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return -1;
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}
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uint32_t flags = 32; // 32 for java
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memcached_return rc;
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// cout <<"set data begin "<< endl;
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rc = memcached_set(memc, key, strlen(key), value, strlen(value), expiration,
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flags);
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// insert ok
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if (MEMCACHED_SUCCESS == rc) {
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// cout <<"set data ok "<< endl;
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return 1;
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} else {
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// cout <<"set data fail "<< endl;
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return 0;
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}
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};
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string Get(const char* key) {
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if (NULL == key) {
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return "no key";
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}
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uint32_t flags = 0;
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memcached_return rc;
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size_t value_length;
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// cout <<"get data begin "<< endl;
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char* value =
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memcached_get(memc, key, strlen(key), &value_length, &flags, &rc);
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if (value == NULL) {
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return "no value";
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}
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string ret = string(value);
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delete value;
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// get ok
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if (rc == MEMCACHED_SUCCESS) {
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// cout <<"get data ok "<< endl;
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return ret;
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}
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return "no value";
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};
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private:
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memcached_st* memc;
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};
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#endif
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