+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offsset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#include "tools/rbd/ArgumentTypes.h"
-#include "tools/rbd/Shell.h"
-#include "tools/rbd/Utils.h"
-#include "common/errno.h"
-#include "common/Formatter.h"
-#include <iostream>
-#include <boost/program_options.hpp>
-
-namespace rbd {
-namespace action {
-namespace children {
-
-namespace at = argument_types;
-namespace po = boost::program_options;
-
-int do_list_children(librbd::Image &image, Formatter *f)
-{
- std::set<std::pair<std::string, std::string> > children;
- int r;
-
- r = image.list_children(&children);
- if (r < 0)
- return r;
-
- if (f)
- f->open_array_section("children");
-
- for (auto &child_it : children) {
- if (f) {
- f->open_object_section("child");
- f->dump_string("pool", child_it.first);
- f->dump_string("image", child_it.second);
- f->close_section();
- } else {
- std::cout << child_it.first << "/" << child_it.second << std::endl;
- }
- }
-
- if (f) {
- f->close_section();
- f->flush(std::cout);
- }
-
- return 0;
-}
-
-void get_arguments(po::options_description *positional,
- po::options_description *options) {
- at::add_snap_spec_options(positional, options, at::ARGUMENT_MODIFIER_NONE);
- at::add_format_options(options);
-}
-
-int execute(const po::variables_map &vm) {
- size_t arg_index = 0;
- std::string pool_name;
- std::string image_name;
- std::string snap_name;
- int r = utils::get_pool_image_snapshot_names(
- vm, at::ARGUMENT_MODIFIER_NONE, &arg_index, &pool_name, &image_name,
- &snap_name, utils::SNAPSHOT_PRESENCE_REQUIRED, utils::SPEC_VALIDATION_NONE);
- if (r < 0) {
- return r;
- }
-
- at::Format::Formatter formatter;
- r = utils::get_formatter(vm, &formatter);
- if (r < 0) {
- return r;
- }
-
- librados::Rados rados;
- librados::IoCtx io_ctx;
- librbd::Image image;
- r = utils::init_and_open_image(pool_name, image_name, "", snap_name, true,
- &rados, &io_ctx, &image);
- if (r < 0) {
- return r;
- }
-
- r = do_list_children(image, formatter.get());
- if (r < 0) {
- std::cerr << "rbd: listing children failed: " << cpp_strerror(r)
- << std::endl;
- return r;
- }
- return 0;
-}
-
-Shell::Action action(
- {"children"}, {}, "Display children of snapshot.", "", &get_arguments,
- &execute);
-
-} // namespace children
-} // namespace action
-} // namespace rbd