1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 #include "tools/rbd/ArgumentTypes.h"
5 #include "tools/rbd/Shell.h"
6 #include "tools/rbd/Utils.h"
7 #include "common/errno.h"
9 #include <boost/program_options.hpp>
15 namespace at = argument_types;
16 namespace po = boost::program_options;
18 static int do_create(librbd::RBD &rbd, librados::IoCtx& io_ctx,
19 const char *imgname, uint64_t size,
20 librbd::ImageOptions& opts) {
21 return rbd.create4(io_ctx, imgname, size, opts);
24 void get_arguments(po::options_description *positional,
25 po::options_description *options) {
26 at::add_image_spec_options(positional, options, at::ARGUMENT_MODIFIER_NONE);
27 at::add_create_image_options(options, true);
28 at::add_size_option(options);
31 int execute(const po::variables_map &vm) {
33 std::string pool_name;
34 std::string image_name;
35 std::string snap_name;
36 int r = utils::get_pool_image_snapshot_names(
37 vm, at::ARGUMENT_MODIFIER_NONE, &arg_index, &pool_name, &image_name,
38 &snap_name, utils::SNAPSHOT_PRESENCE_NONE, utils::SPEC_VALIDATION_FULL);
43 librbd::ImageOptions opts;
44 r = utils::get_image_options(vm, true, &opts);
50 r = utils::get_image_size(vm, &size);
55 librados::Rados rados;
56 librados::IoCtx io_ctx;
57 r = utils::init(pool_name, &rados, &io_ctx);
63 r = do_create(rbd, io_ctx, image_name.c_str(), size, opts);
65 std::cerr << "rbd: create error: " << cpp_strerror(r) << std::endl;
72 {"create"}, {}, "Create an empty image.", at::get_long_features_help(),
73 &get_arguments, &execute);