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Merge pull request #1142 from trapexit/remove-splice
Merge pull request #1142 from trapexit/remove-splice
Remove splicing featurespull/1143/head
trapexit
2 years ago
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15 changed files with 114 additions and 746 deletions
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23README.md
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11libfuse/ecfd/tests/HAVE_SPLICE.c
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12libfuse/ecfd/tests/HAVE_VMSPLICE.c
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6libfuse/include/fuse_common.h
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1libfuse/include/fuse_msgbuf.h
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6libfuse/lib/fuse_i.h
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6libfuse/lib/fuse_ll.hpp
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6libfuse/lib/fuse_loop_mt.cpp
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515libfuse/lib/fuse_lowlevel.c
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81libfuse/lib/fuse_msgbuf.cpp
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10libfuse/lib/fuse_msgbuf.hpp
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25man/mergerfs.1
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111src/fuse_write_buf.cpp
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35src/fuse_write_buf.hpp
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12src/option_parser.cpp
@ -1,11 +0,0 @@ |
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#define _GNU_SOURCE |
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#include <fcntl.h> |
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|
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int |
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main(int argc, |
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char *argv[]) |
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{ |
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(void)splice; |
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return 0; |
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} |
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@ -1,12 +0,0 @@ |
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#define _GNU_SOURCE |
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#include <fcntl.h> |
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#include <sys/uio.h> |
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|
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int |
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main(int argc, |
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char *argv[]) |
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{ |
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(void)vmsplice; |
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return 0; |
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} |
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@ -1,111 +0,0 @@ |
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/*
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Copyright (c) 2016, Antonio SJ Musumeci <trapexit@spawn.link> |
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|
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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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|
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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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|
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#include "config.hpp"
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#include "errno.hpp"
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#include "fileinfo.hpp"
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#include "fs_movefile.hpp"
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#include "fuse_write.hpp"
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|
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#include "fuse.h"
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|
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#include <string>
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#include <vector>
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|
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#include <stdlib.h>
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#include <unistd.h>
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using std::string; |
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using std::vector; |
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|
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namespace l |
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{ |
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static |
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bool |
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out_of_space(const int error_) |
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{ |
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return ((error_ == ENOSPC) || |
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(error_ == EDQUOT)); |
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} |
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|
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static |
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int |
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write_buf(const int fd_, |
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fuse_bufvec *src_, |
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const off_t offset_) |
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{ |
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size_t size = fuse_buf_size(src_); |
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fuse_bufvec dst = FUSE_BUFVEC_INIT(size); |
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const fuse_buf_copy_flags cpflags = |
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(fuse_buf_copy_flags)(FUSE_BUF_SPLICE_MOVE|FUSE_BUF_SPLICE_NONBLOCK); |
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|
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dst.buf->flags = (fuse_buf_flags)(FUSE_BUF_IS_FD|FUSE_BUF_FD_SEEK); |
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dst.buf->fd = fd_; |
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dst.buf->pos = offset_; |
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return fuse_buf_copy(&dst,src_,cpflags); |
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} |
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static |
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int |
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move_and_write_buf(FileInfo *fi_, |
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fuse_bufvec *src_, |
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off_t offset_, |
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int err_) |
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{ |
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int rv; |
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Config::Read cfg; |
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if(cfg->moveonenospc.enabled == false) |
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return err_; |
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rv = fs::movefile_as_root(cfg->moveonenospc.policy, |
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cfg->branches, |
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fi_->fusepath, |
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&fi_->fd); |
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if(rv == -1) |
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return err_; |
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return l::write_buf(fi_->fd,src_,offset_); |
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} |
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} |
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|
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namespace FUSE |
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{ |
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int |
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write_buf(const fuse_file_info_t *ffi_, |
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fuse_bufvec *src_, |
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off_t offset_) |
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{ |
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int rv; |
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FileInfo *fi = reinterpret_cast<FileInfo*>(ffi_->fh); |
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rv = l::write_buf(fi->fd,src_,offset_); |
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if(l::out_of_space(-rv)) |
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rv = l::move_and_write_buf(fi,src_,offset_,rv); |
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return rv; |
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} |
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int |
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write_buf_null(const fuse_file_info_t *ffi_, |
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fuse_bufvec *src_, |
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off_t offset_) |
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{ |
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return src_->buf[0].size; |
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} |
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} |
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@ -1,35 +0,0 @@ |
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/*
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Copyright (c) 2016, Antonio SJ Musumeci <trapexit@spawn.link> |
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|
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Permission to use, copy, modify, and/or distribute this software for any |
|||
purpose with or without fee is hereby granted, provided that the above |
|||
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 |
|||
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
|||
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
|||
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
|||
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
|||
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
|||
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#pragma once
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#include "fuse.h"
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#include <sys/types.h>
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namespace FUSE |
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{ |
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int |
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write_buf(const fuse_file_info_t *ffi, |
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struct fuse_bufvec *buf, |
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off_t offset); |
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int |
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write_buf_null(const fuse_file_info_t *ffi, |
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struct fuse_bufvec *buf, |
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off_t offset); |
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} |
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