static const char *find_nonexistent_disk(void)
{
static char disk[OS_PATH_MAX];
char drive[3] = "?:";
/* Find first non-existent disk, skipping A: and B: (floppies)
and C: (system) */
for (drive[0] = 'D'; drive[0] <= 'Z'; drive[0]++)
{
os_disk_normalize_path(drive, disk, sizeof(disk));
if (os_disk_open_raw(disk, OS_DISK_READ) == -ENOENT)
return disk;
}
return NULL;
}
xml_conf_xpath_result_for_each(xmldisk_set, xmldisk, i)
{
const char *path_prop;
const char *node_name;
char path[EXA_MAXSIZE_DEVPATH + 1];
struct adm_disk *disk;
struct adm_node *node;
node_name = xml_get_prop(xmldisk, "node");
node = adm_cluster_get_node_by_name(node_name);
if (!node)
{
set_error(err_desc, -ADMIND_ERR_UNKNOWN_NODENAME,
"Node '%s' is not part of the cluster.", node_name);
xml_conf_xpath_free(xmldisk_set);
return;
}
path_prop = xml_get_prop(xmldisk, "path");
os_disk_normalize_path(path_prop, path, sizeof(path));
exalog_debug("Checking rdev '%s:%s' is not already used", node_name, path);
if (info->nb_disks >= NBMAX_DISKS_PER_GROUP)
{
set_error(err_desc, -ADMIND_ERR_TOO_MANY_DISKS_IN_GROUP,
"too many disks in group (> %d)", NBMAX_DISKS_PER_GROUP);
xml_conf_xpath_free(xmldisk_set);
return;
}
disk = adm_cluster_get_disk_by_path(node_name, path);
if (!disk)
{
set_error(err_desc, -ADMIND_ERR_UNKNOWN_DISK,
"disk '%s:%s' is unknown", node_name, path);
xml_conf_xpath_free(xmldisk_set);
return;
}
uuid_copy(&info->disks[info->nb_disks], &disk->uuid);
info->nb_disks++;
}
