Exemple #1
0
static char *i_cid_pid() {
  if(db_vars_get(0, "cid") && db_vars_get(0, "pid"))
    return NULL;

  guint64 r = rand_64();

  struct tiger_ctx t;
  char pid[24];
  tiger_init(&t);
  tiger_update(&t, (char *)&r, 8);
  tiger_final(&t, pid);

  // now hash the PID so we have our CID
  char cid[24];
  tiger_init(&t);
  tiger_update(&t, pid, 24);
  tiger_final(&t, cid);

  // encode and save
  char enc[40] = {};
  base32_encode(pid, enc);
  db_vars_set(0, "pid", enc);
  base32_encode(cid, enc);
  db_vars_set(0, "cid", enc);

  return NULL;
}
Exemple #2
0
//------------------------------------------------
// Get a random large block offset for a device.
//
static uint64_t random_large_block_offset(device* p_device) {
	if (! p_device->num_large_blocks) {
		return 0;
	}

	return (rand_64() % p_device->num_large_blocks) * g_large_block_ops_bytes;
}
int
write_new_value(uint32_t key, cl_object *key_o, cf_digest *d)
{
	uint64_t new_value_int;
	do {
		new_value_int = rand_64();
	} while (new_value_int == VALUE_UNINIT || new_value_int == VALUE_DELETED);
	
	g_config.values[key] = new_value_int;
	char new_value_str[g_config.value_len+1];
	my_itoa(new_value_str, new_value_int, g_config.value_len); 
	
	cl_bin values[1];
	strcpy(values[0].bin_name, g_config.bin);
	citrusleaf_object_init_str(&values[0].object, new_value_str);

	cl_write_parameters cl_w_p;	
	cl_write_parameters_set_default(&cl_w_p);
	cl_w_p.timeout_ms = g_config.timeout_ms;
	
	int rv;
	rv = citrusleaf_put(g_config.asc, g_config.ns, g_config.set, key_o, values, 1, &cl_w_p);
	if (rv != 0) {
		fprintf(stderr, "aerospike put returned error %d, fail digest %"PRIx64"\n",rv, *(uint64_t *)d);
		if (g_config.strict)
			return(-1);
	}
	
	citrusleaf_object_init(&values[0].object);
	
	rv = citrusleaf_verify(g_config.asc, g_config.ns, g_config.set, key_o, values, 1, g_config.timeout_ms, NULL);
	if (rv != 0) {
		fprintf(stderr, "aerospike get returned error %d digest %"PRIx64"\n",rv, *(uint64_t *)d);
		if (g_config.strict)
			return(-1);
	}

	// test!
	if (values[0].object.type != CL_STR) {
		fprintf(stderr, "read value has wrong type: expect string (3) got %d, fail digest %"PRIx64"\n",(int)values[0].object.type, *(uint64_t *)d);
		if (g_config.strict)
			return(-1);
	}
	if (strcmp(values[0].object.u.str, new_value_str) != 0) {
		fprintf(stderr, "read value does not match set value. digest %"PRIx64"\n", *(uint64_t *)d);
		fprintf(stderr, "  expecting: %s\n",new_value_str);
		fprintf(stderr, "  got: %s\n",values[0].object.u.str);
		if (g_config.strict)
			return( -1);
	}
	
	citrusleaf_object_free(&values[0].object);
	
	atomic_int_add(g_config.read_counter, 1);
	atomic_int_add(g_config.write_counter, 1);

	
	return(0);
}
Exemple #4
0
//------------------------------------------------
// Get a random read offset for a device.
//
static uint64_t random_read_offset(device* p_device) {
	if (! p_device->num_512_blocks) {
		return 0;
	}

	uint64_t num_read_offsets =
		p_device->num_512_blocks - (uint64_t)g_read_req_num_512_blocks + 1;

	return (rand_64() % num_read_offsets) * MIN_BLOCK_BYTES;
}
Exemple #5
0
//------------------------------------------------
// Get a random uint32_t.
//
static inline uint32_t rand_32() {
	return (uint32_t)rand_64();
}
void *
work_fn(void *gcc_is_ass)
{
	// Forever,
	do {
		// Pick a key to use. Look it up to see if anyone else is using it.
		uint32_t	key = rand_64() % g_config.n_keys;
		
		uint32_t    die = rand_64() & 0x03;
		
		if (SHASH_OK == shash_put_unique(g_config.in_progress_hash, &key, 0) ) 
		{
			cl_rv rv;
		
			// Make the key into a string
			char key_s[g_config.key_len+1];
			my_itoa(key_s, key, g_config.key_len);
			
			// Make an cl_object that represents the key
			cl_object key_o;
			citrusleaf_object_init_str(&key_o, key_s);
			

			cf_digest d;
			citrusleaf_calculate_digest(g_config.set, &key_o, &d);

			if (VALUE_UNINIT == g_config.values[key]) {

				// simply set the value to something - can't really check anything because we don't know the state				
				if (0 != write_new_value(key, &key_o, &d)) {
					if (g_config.strict)   					goto Fail;
				}
				atomic_int_add(g_config.key_counter, 1);
			}
			else if (VALUE_DELETED == g_config.values[key]) {
				
				// Shouldn't exist
				cl_bin *cl_v = 0;
				int		cl_v_len;
				rv = citrusleaf_get_all(g_config.asc, g_config.ns, g_config.set, &key_o, &cl_v, &cl_v_len, g_config.timeout_ms, NULL);
				if (rv != CITRUSLEAF_FAIL_NOTFOUND) {
					fprintf(stderr, "Get after delete returned improper value when should be deleted %d key %s digest %"PRIx64"\n",rv,key_s, *(uint64_t *)&d);
					if (g_config.strict)    goto Fail;
				}
				if (cl_v)	free(cl_v);

				atomic_int_add(g_config.read_counter, 1);  // did two ops here						
				
				// write a new value
				if (die < 2) {
					if (0 != write_new_value(key, &key_o, &d)) {
						if (g_config.strict)   goto Fail;
					}
					atomic_int_add(g_config.key_counter, 1);
				}
			}
			// Value is well known. Check to see that it's still right.
			else {			
				
				cl_bin values[1];
				strcpy(values[0].bin_name, g_config.bin);
				citrusleaf_object_init(&values[0].object);
				
				// Make string version of old value for checking
				char new_value_str[g_config.value_len+1];
				my_itoa(new_value_str, g_config.values[key], g_config.value_len); 
				citrusleaf_object_init_str(&values[0].object, new_value_str);
				
				rv = citrusleaf_verify(g_config.asc, g_config.ns, g_config.set, &key_o, values, 1, g_config.timeout_ms, NULL);
				if (rv != 0) {
					fprintf(stderr, "Get returned improper value %d when should be set : key %d digest %"PRIx64"\n",rv,key, *(uint64_t *)&d);
					if (g_config.strict)   goto Fail;
					goto V1;
				}
				
				// test!
				if (values[0].object.type != CL_STR) {
					fprintf(stderr, "read value has wrong type: expect string (3) got %d\n",(int)values[0].object.type);  
					if (g_config.strict)   return((void *)-1);
				}
				else if (strcmp(values[0].object.u.str, new_value_str) != 0) {
					fprintf(stderr, "read value does not match set value.\n");
					fprintf(stderr, "  expecting: %s\n",new_value_str);
					fprintf(stderr, "  got: %s\n",values[0].object.u.str);
					if (g_config.strict)   goto Fail;
				}
				
				citrusleaf_object_free(&values[0].object);
				atomic_int_add(g_config.read_counter, 1);
				
				// Delete, write new value, what's your pleasure?
			V1:				
				if (die < 2) {
					if (0 != write_new_value(key, &key_o, &d)) {
						if (g_config.strict)   return((void *)-1);
					}
				}
				// Delete!
				else if (die == 2) {
					rv = citrusleaf_delete_verify(g_config.asc, g_config.ns, g_config.set, &key_o, 0);
					if (rv != 0) {
						fprintf(stderr, "Delete returned improper value %d, fail: key %d digest %"PRIx64"\n",rv, key, *(uint64_t *)&d);
						if (g_config.strict)   goto Fail;
					}

					cl_bin values[1];
					strcpy(values[0].bin_name, g_config.bin);
					citrusleaf_object_init(&values[0].object);
					
					rv = citrusleaf_get(g_config.asc, g_config.ns, g_config.set, &key_o, values, 1, g_config.timeout_ms, NULL);
					if (rv != CITRUSLEAF_FAIL_NOTFOUND) {
						fprintf(stderr, "Get after delete returned improper value %d digest %"PRIx64"\n",rv, *(uint64_t *)&d);
						if (g_config.strict)   goto Fail;
					}
					
					citrusleaf_object_free(&values[0].object);
					
					g_config.values[key] = VALUE_DELETED;
					atomic_int_add(g_config.read_counter, 1);  // did two ops here
					atomic_int_add(g_config.delete_counter, 1);
					atomic_int_add(g_config.key_counter, -1);
					
				}
				
			}
			
			// remove my lock on this key
			shash_delete(g_config.in_progress_hash, &key);
			

		}		
	} while (1);
	
	
Fail:	
	abort();
	return((void *)-1);
}
Exemple #7
0
static inline uint64_t
random_write_offset(const device* dev)
{
	return (rand_64() % dev->n_write_offsets) * dev->min_commit_bytes;
}
Exemple #8
0
static inline uint64_t
random_read_offset(const device* dev)
{
	return (rand_64() % dev->n_read_offsets) * dev->min_op_bytes;
}
Exemple #9
0
static inline uint64_t
random_large_block_offset(const device* dev)
{
	return (rand_64() % dev->n_large_blocks) * g_scfg.large_block_ops_bytes;
}