int
create_image()
{
int r;
int order = 0;
r = rados_create(&cluster, NULL);
if (r < 0) {
simple_err("Could not create cluster handle", r);
return r;
}
rados_conf_parse_env(cluster, NULL);
r = rados_conf_read_file(cluster, NULL);
if (r < 0) {
simple_err("Error reading ceph config file", r);
goto failed_shutdown;
}
r = rados_connect(cluster);
if (r < 0) {
simple_err("Error connecting to cluster", r);
goto failed_shutdown;
}
r = krbd_create_from_context(rados_cct(cluster), &krbd);
if (r < 0) {
simple_err("Could not create libkrbd handle", r);
goto failed_shutdown;
}
r = rados_pool_create(cluster, pool);
if (r < 0 && r != -EEXIST) {
simple_err("Error creating pool", r);
goto failed_krbd;
}
r = rados_ioctx_create(cluster, pool, &ioctx);
if (r < 0) {
simple_err("Error creating ioctx", r);
goto failed_krbd;
}
if (clone_calls) {
r = rbd_create2(ioctx, iname, 0, RBD_FEATURE_LAYERING, &order);
} else {
r = rbd_create(ioctx, iname, 0, &order);
}
if (r < 0) {
simple_err("Error creating image", r);
goto failed_open;
}
return 0;
failed_open:
rados_ioctx_destroy(ioctx);
failed_krbd:
krbd_destroy(krbd);
failed_shutdown:
rados_shutdown(cluster);
return r;
}
int
rbdfs_create(const char *path, mode_t mode, struct fuse_file_info *fi)
{
int r;
int order = imageorder;
r = rbd_create2(ioctx, path+1, imagesize, imagefeatures, &order);
return r;
}