hiredis的代码示例

redis的哈希的存取

redis 收发数据最简单的例子

适配器

/* This is the reply object returned by redisCommand() */
typedef struct redisReply {int type; /* REDIS_REPLY_* */long long integer; /* The integer when type is REDIS_REPLY_INTEGER */double dval; /* The double when type is REDIS_REPLY_DOUBLE */size_t len; /* Length of string */char *str; /* Used for REDIS_REPLY_ERROR, REDIS_REPLY_STRINGand REDIS_REPLY_DOUBLE (in additionl to dval). */char vtype[4]; /* Used for REDIS_REPLY_VERB, contains the nullterminated 3 character content type, such as "txt". */size_t elements; /* number of elements, for REDIS_REPLY_ARRAY */struct redisReply **element; /* elements vector for REDIS_REPLY_ARRAY */
} redisReply;

void *writeInfoToRedis(const SessionInfo &info)
{redisContext *context;redisReply *reply;struct timeval timeout = {1, 500000};context = redisConnectWithTimeout("127.0.0.1", 6379, timeout);if (context == NULL || context->err){if (context == NULL){cout << "line = 604, Connection error == " << context->errstr << ", context->err = " << context->err << endl;redisFree(context);}else{TRACE_LOG(EM_LEVEL_ERR, "Connection error: can't allocate redis context\n");}return NULL;}cout << "Connection  成功 " << endl;reply = (redisReply *)redisCommand(context, "AUTH z4afort");if (reply->type == REDIS_REPLY_ERROR){cout << "[Redis] Auth failed" << endl;redisFree(context);freeReplyObject(reply);return NULL;}string ssoSessionId = "11111111112";string accNoFlag = "accno";string accNo = "admin";string phonenum = "15490878888";string requestTime = "2022-03-25 16:27:41";char arrAccNoFlag[20] = "accno";char arrAccNo[20] = "admin";reply = (redisReply *)redisCommand(context, "hset %s %b %b", ssoSessionId.c_str(), accNoFlag.data(),accNoFlag.length(),accNo.data(),accNo.length());if (NULL == reply){cout << "[ Redis] hset  ssoSessionId  failed,reply->str =" << reply->str << ",reply->type = " << reply->type << endl;}else{cout << "[ Redis] hset  ssoSessionId   succedd " << endl;}redisFree(context);freeReplyObject(reply);return NULL;
}

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