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86 lines
2.3 KiB
86 lines
2.3 KiB
/*
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ISC License
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Copyright (c) 2022, Antonio SJ Musumeci <trapexit@spawn.link>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "fuse_mknod_func_ff.hpp"
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#include "fileinfo.hpp"
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#include "fs_acl.hpp"
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#include "fs_clonepath.hpp"
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#include "fs_clonepath_branches.hpp"
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#include "fs_mknod.hpp"
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#include "ugid.hpp"
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namespace gfs = ghc::filesystem;
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FUSE::MKNOD::FuncFF::FuncFF(const toml::value &toml_)
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: _branches(toml_)
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{
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}
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int
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FUSE::MKNOD::FuncFF::operator()(const char *fusepath_,
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const mode_t mode_,
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const mode_t umask_,
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const dev_t dev_)
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{
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int rv;
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mode_t mode;
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gfs::path fusepath;
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gfs::path fullpath;
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mode = mode_;
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fusepath = &fusepath_[1];
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for(const auto &branch_group : _branches)
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{
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for(const auto &branch : branch_group)
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{
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fullpath = branch.path / fusepath;
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rv = fs::acl::dir_has_defaults(fullpath);
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if(rv == -ENOENT)
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{
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rv = fs::clonepath_as_root(_branches,branch.path,fusepath);
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if(rv >= 0)
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rv = fs::acl::dir_has_defaults(fullpath);
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}
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if(rv >= 0)
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mode &= ~umask_;
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rv = fs::mknod(fullpath,mode,dev_);
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if(rv == -ENOENT)
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{
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rv = fs::clonepath_as_root(_branches,branch.path,fusepath);
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if(rv >= 0)
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{
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rv = fs::acl::dir_has_defaults(fullpath);
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if(rv >= 0)
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mode &= ~umask_;
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rv = fs::mknod(fullpath,mode,dev_);
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}
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}
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return rv;
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}
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}
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return -ENOENT;
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}
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