#include #include #include #include int main(int argc, char **argv) { unsigned int j; redisContext *c; redisReply *reply; const char *hostname = (argc > 1) ? argv[1] : "127.0.0.1"; int port = (argc > 2) ? atoi(argv[2]) : 6379; struct timeval timeout = { 1, 500000 }; // 1.5 seconds c = redisConnectWithTimeout(hostname, port, timeout); if (c == NULL || c->err) { if (c) { printf("Connection error: %s\n", c->errstr); redisFree(c); } else { printf("Connection error: can't allocate redis context\n"); } exit(1); } /* PING server */ reply = redisCommand(c,"PING"); printf("PING: %s\n", reply->str); freeReplyObject(reply); /* Set a key */ reply = redisCommand(c,"SET %s %s", "foo", "hello world"); printf("SET: %s\n", reply->str); freeReplyObject(reply); /* Set a key using binary safe API */ reply = redisCommand(c,"SET %b %b", "bar", (size_t) 3, "hello", (size_t) 5); printf("SET (binary API): %s\n", reply->str); freeReplyObject(reply); /* Try a GET and two INCR */ reply = redisCommand(c,"GET foo"); printf("GET foo: %s\n", reply->str); freeReplyObject(reply); reply = redisCommand(c,"INCR counter"); printf("INCR counter: %lld\n", reply->integer); freeReplyObject(reply); /* again ... */ reply = redisCommand(c,"INCR counter"); printf("INCR counter: %lld\n", reply->integer); freeReplyObject(reply); /* Create a list of numbers, from 0 to 9 */ reply = redisCommand(c,"DEL mylist"); freeReplyObject(reply); for (j = 0; j < 10; j++) { char buf[64]; snprintf(buf,64,"%d",j); reply = redisCommand(c,"LPUSH mylist element-%s", buf); freeReplyObject(reply); } /* Let's check what we have inside the list */ reply = redisCommand(c,"LRANGE mylist 0 -1"); if (reply->type == REDIS_REPLY_ARRAY) { for (j = 0; j < reply->elements; j++) { printf("%u) %s\n", j, reply->element[j]->str); } } freeReplyObject(reply); /* Disconnects and frees the context */ redisFree(c); return 0; }