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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <hiredis.h>
#include <hiredis_ssl.h>
#ifdef _MSC_VER
#include <winsock2.h> /* For struct timeval */
#endif
int main(int argc, char **argv) {
unsigned int j;
redisSSLContext *ssl;
redisSSLContextError ssl_error = REDIS_SSL_CTX_NONE;
redisContext *c;
redisReply *reply;
if (argc < 4) {
printf("Usage: %s <host> <port> <cert> <key> [ca]\n", argv[0]);
exit(1);
}
const char *hostname = (argc > 1) ? argv[1] : "127.0.0.1";
int port = atoi(argv[2]);
const char *cert = argv[3];
const char *key = argv[4];
const char *ca = argc > 4 ? argv[5] : NULL;
redisInitOpenSSL();
ssl = redisCreateSSLContext(ca, NULL, cert, key, NULL, &ssl_error);
if (!ssl || ssl_error != REDIS_SSL_CTX_NONE) {
printf("SSL Context error: %s\n", redisSSLContextGetError(ssl_error));
exit(1);
}
struct timeval tv = { 1, 500000 }; // 1.5 seconds
redisOptions options = {0};
REDIS_OPTIONS_SET_TCP(&options, hostname, port);
options.connect_timeout = &tv;
c = redisConnectWithOptions(&options);
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);
}
if (redisInitiateSSLWithContext(c, ssl) != REDIS_OK) {
printf("Couldn't initialize SSL!\n");
printf("Error: %s\n", c->errstr);
redisFree(c);
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,"%u",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);
redisFreeSSLContext(ssl);
return 0;
}
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