testrados.c

// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
// vim: ts=8 sw=2 smarttab
/*
 * Ceph - scalable distributed file system
 *
 * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
 *
 * This is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 2.1, as published by the Free Software 
 * Foundation.  See file COPYING.
 * 
 */

#include "osdc/librados.h"

#include <stdio.h>
#include <stdlib.h>
#include <time.h>

int main(int argc, const char **argv) 
{
  if (rados_initialize(argc, argv) < 0) {
    printf("error initializing\n");
    exit(1);
  }

  time_t tm;
  char buf[128], buf2[128];

  time(&tm);
  snprintf(buf, 128, "%s", ctime(&tm));

  const char *oid = "foo";

  rados_pool_t pool;
  int r = rados_open_pool("data", &pool);
  printf("open pool result = %d, pool = %p\n", r, pool);

  rados_write(pool, oid, 0, buf, strlen(buf) + 1);
  rados_exec(pool, oid, "crypto", "md5", buf, strlen(buf) + 1, buf, 128);
  printf("exec result=%s\n", buf);
  int size = rados_read(pool, oid, 0, buf2, 128);
  printf("read result=%s\n", buf2);
  printf("size=%d\n", size);


  // test aio
  rados_completion_t a, b;
  rados_aio_write(pool, "a", 0, buf, 100, &a);
  rados_aio_write(pool, "../b/bb_bb_bb\\foo\\bar", 0, buf, 100, &b);
  rados_aio_wait_for_safe(a);
  printf("a safe\n");
  rados_aio_wait_for_safe(b);
  printf("b safe\n");
  rados_aio_release(a);
  rados_aio_release(b);

  rados_read(pool, "../b/bb_bb_bb\\foo\\bar", 0, buf2, 128);


  const char *entry;
  rados_list_ctx_t ctx;
  rados_pool_init_ctx(&ctx);
  while (rados_pool_list_next(pool, &entry, &ctx) >= 0) {
    printf("list entry: %s\n", entry);
  }
  rados_pool_close_ctx(&ctx);
  
  rados_close_pool(pool);


  rados_deinitialize();

  return 0;
}