get all key/value in redis DB

dump.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "hiredis.h"

int main(void)
{
        unsigned int i,j=0;char **str1;
        redisContext *c; char *t;
        redisReply *reply, *rep;

        struct timeval timeout = { 1, 500000 }; // 1.5 seconds
        c = redisConnectWithTimeout((char*)"127.0.0.1", 6379, timeout);
        if (c->err) {
                printf("Connection error: %s\n", c->errstr);
                exit(1);
        }

        reply = redisCommand(c,"keys *");
        while ( j<reply->elements && reply->element[j]->str != NULL)
        {
                rep = redisCommand(c,"GET  %s", reply->element[j]->str);
                if (strstr(rep->str,"ERR Operation against a key holding"))
                {
                        printf("%s,%s\n",  reply->element[j]->str,rep->str);
                        break;
                }
                printf("%s,%s\n",  reply->element[j]->str,rep->str);
                j++;
                freeReplyObject(rep);
        }
}

git clone https://github.com/antirez/hiredis.git && cd hiredis && make && sudo make install && sudo ldconfig
curl -O https://gist.github.com/yoyicue/8346283/raw/59701165c107d2291268ec1b997b47210b42f27a/dump.c
gcc -m64 dump.c -o dump -lhiredis -I/usr/local/include/hiredis
./dump > dump.csv 2> stderr.txt