LCOV - code coverage report
Current view: top level - tests/integration/harness/gkfs.io - getcwd_validate.cpp (source / functions) Hit Total Coverage
Test: coverage.info Lines: 24 29 82.8 %
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 <unistd.h>
      40             : 
      41             : using json = nlohmann::json;
      42             : 
      43         494 : struct getcwd_validate_options {
      44             :     bool verbose{};
      45             :     std::string pathname;
      46             : 
      47             :     REFL_DECL_STRUCT(getcwd_validate_options, REFL_DECL_MEMBER(bool, verbose),
      48             :                      REFL_DECL_MEMBER(std::string, pathname));
      49             : };
      50             : 
      51           5 : struct getcwd_validate_output {
      52             :     int retval;
      53             :     std::string path;
      54             :     int errnum;
      55             : 
      56             :     REFL_DECL_STRUCT(getcwd_validate_output, REFL_DECL_MEMBER(int, retval),
      57             :                      REFL_DECL_MEMBER(std::string, path),
      58             :                      REFL_DECL_MEMBER(int, errnum));
      59             : };
      60             : 
      61             : void
      62           5 : to_json(json& record, const getcwd_validate_output& out) {
      63           5 :     record = serialize(out);
      64           5 : }
      65             : 
      66             : void
      67           5 : getcwd_validate_exec(const getcwd_validate_options& opts) {
      68             : 
      69             : 
      70           5 :     char path[1024];
      71           5 :     auto rv = ::chdir(opts.pathname.c_str());
      72           5 :     if(rv == 0) {
      73             : 
      74           5 :         char* cwd = ::getcwd(path, sizeof(path));
      75             : 
      76           5 :         if(cwd == nullptr) {
      77           0 :             rv = -1;
      78             :         }
      79             : 
      80           5 :         if(path == opts.pathname)
      81           0 :             if(opts.verbose) {
      82           0 :                 fmt::print(
      83             :                         "getcwd_validate(pathname=\"{}\") = {}, errno: {} [{}]\n",
      84           0 :                         opts.pathname, cwd, errno, ::strerror(errno));
      85           0 :                 return;
      86             :             }
      87             :     }
      88             : 
      89          10 :     json out = getcwd_validate_output{rv, path, errno};
      90          10 :     fmt::print("{}\n", out.dump(2));
      91             : }
      92             : 
      93             : void
      94         247 : getcwd_validate_init(CLI::App& app) {
      95             : 
      96             :     // Create the option and subcommand objects
      97         247 :     auto opts = std::make_shared<getcwd_validate_options>();
      98         494 :     auto* cmd = app.add_subcommand("getcwd_validate",
      99         494 :                                    "Execute the getcwd_validate() system call");
     100             : 
     101             :     // Add options to cmd, binding them to opts
     102         247 :     cmd->add_flag("-v,--verbose", opts->verbose,
     103         494 :                   "Produce human readable output");
     104             : 
     105         494 :     cmd->add_option("pathname", opts->pathname, "Directory name")
     106             :             ->required()
     107         494 :             ->type_name("");
     108             : 
     109         993 :     cmd->callback([opts]() { getcwd_validate_exec(*opts); });
     110         247 : }

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