LCOV - code coverage report
Current view: top level - tests/integration/harness/gkfs.io - mkdir.cpp (source / functions) Hit Total Coverage
Test: coverage.info Lines: 21 24 87.5 %
Date: 2024-04-30 13:21:35 Functions: 3 3 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :   Copyright 2018-2024, Barcelona Supercomputing Center (BSC), Spain
       3             :   Copyright 2015-2024, Johannes Gutenberg Universitaet Mainz, Germany
       4             : 
       5             :   This software was partially supported by the
       6             :   EC H2020 funded project NEXTGenIO (Project ID: 671951, www.nextgenio.eu).
       7             : 
       8             :   This software was partially supported by the
       9             :   ADA-FS project under the SPPEXA project funded by the DFG.
      10             : 
      11             :   This file is part of GekkoFS.
      12             : 
      13             :   GekkoFS is free software: you can redistribute it and/or modify
      14             :   it under the terms of the GNU General Public License as published by
      15             :   the Free Software Foundation, either version 3 of the License, or
      16             :   (at your option) any later version.
      17             : 
      18             :   GekkoFS is distributed in the hope that it will be useful,
      19             :   but WITHOUT ANY WARRANTY; without even the implied warranty of
      20             :   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      21             :   GNU General Public License for more details.
      22             : 
      23             :   You should have received a copy of the GNU General Public License
      24             :   along with GekkoFS.  If not, see <https://www.gnu.org/licenses/>.
      25             : 
      26             :   SPDX-License-Identifier: GPL-3.0-or-later
      27             : */
      28             : 
      29             : /* C++ includes */
      30             : #include <CLI/CLI.hpp>
      31             : #include <nlohmann/json.hpp>
      32             : #include <memory>
      33             : #include <fmt/format.h>
      34             : #include <commands.hpp>
      35             : #include <reflection.hpp>
      36             : #include <serialize.hpp>
      37             : 
      38             : /* C includes */
      39             : #include <sys/types.h>
      40             : #include <sys/stat.h>
      41             : 
      42             : using json = nlohmann::json;
      43             : 
      44         494 : struct mkdir_options {
      45             :     bool verbose{};
      46             :     std::string pathname;
      47             :     ::mode_t mode;
      48             : 
      49             :     REFL_DECL_STRUCT(mkdir_options, REFL_DECL_MEMBER(bool, verbose),
      50             :                      REFL_DECL_MEMBER(std::string, pathname),
      51             :                      REFL_DECL_MEMBER(::mode_t, mode));
      52             : };
      53             : 
      54             : struct mkdir_output {
      55             :     int retval;
      56             :     int errnum;
      57             : 
      58             :     REFL_DECL_STRUCT(mkdir_output, REFL_DECL_MEMBER(int, retval),
      59             :                      REFL_DECL_MEMBER(int, errnum));
      60             : };
      61             : 
      62             : void
      63          18 : to_json(json& record, const mkdir_output& out) {
      64          18 :     record = serialize(out);
      65          18 : }
      66             : 
      67             : void
      68          18 : mkdir_exec(const mkdir_options& opts) {
      69             : 
      70          18 :     auto rv = ::mkdir(opts.pathname.c_str(), opts.mode);
      71             : 
      72          18 :     if(opts.verbose) {
      73           0 :         fmt::print(
      74             :                 "mkdir(pathname=\"{}\", mode={:#04o}) = {}, errno: {} [{}]\n",
      75           0 :                 opts.pathname, opts.mode, rv, errno, ::strerror(errno));
      76           0 :         return;
      77             :     }
      78             : 
      79          18 :     json out = mkdir_output{rv, errno};
      80          36 :     fmt::print("{}\n", out.dump(2));
      81             : }
      82             : 
      83             : void
      84         247 : mkdir_init(CLI::App& app) {
      85             : 
      86             :     // Create the option and subcommand objects
      87         247 :     auto opts = std::make_shared<mkdir_options>();
      88         247 :     auto* cmd = app.add_subcommand("mkdir", "Execute the mkdir() system call");
      89             : 
      90             :     // Add options to cmd, binding them to opts
      91         247 :     cmd->add_flag("-v,--verbose", opts->verbose,
      92         494 :                   "Produce human readable output");
      93             : 
      94         494 :     cmd->add_option("pathname", opts->pathname, "Directory name")
      95             :             ->required()
      96         494 :             ->type_name("");
      97             : 
      98         247 :     cmd->add_option("mode", opts->mode,
      99         494 :                     "Octal mode specified for the new directory (e.g. 0664)")
     100             :             ->required()
     101         494 :             ->type_name("");
     102             : 
     103        1006 :     cmd->callback([opts]() { mkdir_exec(*opts); });
     104         247 : }

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