mirror of
https://github.com/trapexit/mergerfs.git
synced 2024-12-05 23:44:18 +08:00
1279 lines
27 KiB
C
1279 lines
27 KiB
C
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/*
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ISC License
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Copyright (c) 2021, 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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#define _GNU_SOURCE
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#include "fuse_kernel.h"
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#include <errno.h>
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#include <fcntl.h>
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#include <inttypes.h>
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#include <stdio.h>
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#include <string.h>
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static FILE *g_OUTPUT = NULL;
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#define PARAM(inarg) (((char *)(inarg)) + sizeof(*(inarg)))
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static
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int
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debug_set_output_null()
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{
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g_OUTPUT = stderr;
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setvbuf(g_OUTPUT,NULL,_IOLBF,0);
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return 0;
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}
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static
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int
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debug_set_output_filepath(const char *filepath_)
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{
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FILE *tmp;
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tmp = fopen(filepath_,"a");
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if(tmp == NULL)
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return -errno;
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g_OUTPUT = tmp;
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setvbuf(g_OUTPUT,NULL,_IOLBF,0);
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return 0;
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}
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int
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debug_set_output(const char *filepath_)
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{
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if(filepath_ == NULL)
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return debug_set_output_null();
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return debug_set_output_filepath(filepath_);
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}
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static
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__attribute__((constructor))
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void
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debug_constructor(void)
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{
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debug_set_output(NULL);
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}
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static
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const
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char*
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open_accmode_to_str(const int flags_)
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{
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switch(flags_ & O_ACCMODE)
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{
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case O_RDWR:
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return "O_RDWR";
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case O_RDONLY:
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return "O_RDONLY";
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case O_WRONLY:
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return "O_WRONLY";
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}
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return "";
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}
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#define FUSE_WRITE_FLAG_CASE(X) case FUSE_WRITE_##X: return #X
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static
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const
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char*
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fuse_write_flag_to_str(const uint32_t offset_)
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{
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switch(1 << offset_)
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{
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FUSE_WRITE_FLAG_CASE(CACHE);
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FUSE_WRITE_FLAG_CASE(LOCKOWNER);
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FUSE_WRITE_FLAG_CASE(KILL_PRIV);
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}
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return NULL;
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}
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#undef FUSE_WRITE_FLAG_CASE
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#define OPEN_FLAG_CASE(X) case X: return #X
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static
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const
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char*
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open_flag_to_str(const uint64_t offset_)
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{
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switch(1 << offset_)
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{
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OPEN_FLAG_CASE(O_APPEND);
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OPEN_FLAG_CASE(O_ASYNC);
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OPEN_FLAG_CASE(O_CLOEXEC);
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OPEN_FLAG_CASE(O_CREAT);
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OPEN_FLAG_CASE(O_DIRECT);
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OPEN_FLAG_CASE(O_DIRECTORY);
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#ifdef O_DSYNC
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OPEN_FLAG_CASE(O_DSYNC);
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#endif
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OPEN_FLAG_CASE(O_EXCL);
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#ifdef O_LARGEFILE
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OPEN_FLAG_CASE(O_LARGEFILE);
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#endif
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#ifdef O_NOATIME
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OPEN_FLAG_CASE(O_NOATIME);
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#endif
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OPEN_FLAG_CASE(O_NOCTTY);
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OPEN_FLAG_CASE(O_NOFOLLOW);
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OPEN_FLAG_CASE(O_NONBLOCK);
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#ifdef O_PATH
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OPEN_FLAG_CASE(O_PATH);
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#endif
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OPEN_FLAG_CASE(O_SYNC);
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#ifdef O_TMPFILE
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OPEN_FLAG_CASE(O_TMPFILE);
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#endif
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OPEN_FLAG_CASE(O_TRUNC);
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}
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return NULL;
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}
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#undef OPEN_FLAG_CASE
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#define FUSE_INIT_FLAG_CASE(X) case FUSE_##X: return #X
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static
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const
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char*
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fuse_flag_to_str(const uint32_t offset_)
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{
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switch(1 << offset_)
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{
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FUSE_INIT_FLAG_CASE(ASYNC_READ);
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FUSE_INIT_FLAG_CASE(POSIX_LOCKS);
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FUSE_INIT_FLAG_CASE(FILE_OPS);
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FUSE_INIT_FLAG_CASE(ATOMIC_O_TRUNC);
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FUSE_INIT_FLAG_CASE(EXPORT_SUPPORT);
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FUSE_INIT_FLAG_CASE(BIG_WRITES);
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FUSE_INIT_FLAG_CASE(DONT_MASK);
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FUSE_INIT_FLAG_CASE(SPLICE_WRITE);
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FUSE_INIT_FLAG_CASE(SPLICE_MOVE);
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FUSE_INIT_FLAG_CASE(SPLICE_READ);
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FUSE_INIT_FLAG_CASE(FLOCK_LOCKS);
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FUSE_INIT_FLAG_CASE(HAS_IOCTL_DIR);
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FUSE_INIT_FLAG_CASE(AUTO_INVAL_DATA);
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FUSE_INIT_FLAG_CASE(DO_READDIRPLUS);
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FUSE_INIT_FLAG_CASE(READDIRPLUS_AUTO);
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FUSE_INIT_FLAG_CASE(ASYNC_DIO);
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FUSE_INIT_FLAG_CASE(WRITEBACK_CACHE);
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FUSE_INIT_FLAG_CASE(NO_OPEN_SUPPORT);
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FUSE_INIT_FLAG_CASE(PARALLEL_DIROPS);
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FUSE_INIT_FLAG_CASE(HANDLE_KILLPRIV);
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FUSE_INIT_FLAG_CASE(POSIX_ACL);
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FUSE_INIT_FLAG_CASE(ABORT_ERROR);
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FUSE_INIT_FLAG_CASE(MAX_PAGES);
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FUSE_INIT_FLAG_CASE(CACHE_SYMLINKS);
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FUSE_INIT_FLAG_CASE(NO_OPENDIR_SUPPORT);
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FUSE_INIT_FLAG_CASE(EXPLICIT_INVAL_DATA);
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FUSE_INIT_FLAG_CASE(MAP_ALIGNMENT);
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}
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return NULL;
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}
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#undef FUSE_INIT_FLAG_CASE
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static
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void
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debug_open_flags(const uint32_t flags_)
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{
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fprintf(stderr,"%s,",open_accmode_to_str(flags_));
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for(int i = 0; i < (sizeof(flags_) * 8); i++)
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{
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const char *str;
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if(!(flags_ & (1 << i)))
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continue;
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str = open_flag_to_str(i);
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if(str == NULL)
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continue;
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fprintf(stderr,"%s,",str);
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}
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}
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#define FOPEN_FLAG_CASE(X) case FOPEN_##X: return #X
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static
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const
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char*
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fuse_fopen_flag_to_str(const uint32_t offset_)
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{
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switch(1 << offset_)
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{
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FOPEN_FLAG_CASE(DIRECT_IO);
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FOPEN_FLAG_CASE(KEEP_CACHE);
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FOPEN_FLAG_CASE(NONSEEKABLE);
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FOPEN_FLAG_CASE(CACHE_DIR);
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FOPEN_FLAG_CASE(STREAM);
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}
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return NULL;
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}
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#undef FOPEN_FLAG_CASE
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void
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debug_fuse_open_out(const struct fuse_open_out *arg_)
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{
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fprintf(stderr,
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"fuse_open_out:"
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" fh=0x%"PRIx64";"
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" open_flags=0x%X (",
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arg_->fh,
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arg_->open_flags);
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for(int i = 0; i < (sizeof(arg_->open_flags) * 8); i++)
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{
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const char *str;
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if(!(arg_->open_flags & (1 << i)))
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continue;
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str = fuse_fopen_flag_to_str(i);
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if(str == NULL)
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continue;
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fprintf(stderr,"%s,",str);
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}
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fprintf(stderr,");\n");
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}
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static
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void
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debug_fuse_lookup(const void *arg_)
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{
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const char *name = arg_;
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fprintf(g_OUTPUT,
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"fuse_lookup:"
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" name=%s;"
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"\n"
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,
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name);
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}
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static
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void
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debug_fuse_getattr_in(const void *arg_)
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{
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const struct fuse_getattr_in *arg = arg_;
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fprintf(g_OUTPUT,
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"fuse_getattr_in:"
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" getattr_flags=0x%08X;"
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" fh=0x%"PRIx64";\n",
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arg->getattr_flags,
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arg->fh);
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}
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static
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void
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debug_fuse_setattr_in(const void *arg_)
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{
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const struct fuse_setattr_in *arg = arg_;
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fprintf(g_OUTPUT,
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"fuse_setattr_in:"
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" valid=%u;"
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" fh=0x%"PRIx64";"
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" size=%zu;"
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" lock_owner=%zu;"
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" atime=%zu;"
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" atimensec=%u;"
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" mtime=%zu;"
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" mtimensec=%u;"
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" ctime=%zu;"
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" ctimensec=%u;"
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" mode=%o;"
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" uid=%u;"
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" gid=%u;"
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"\n"
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,
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arg->valid,
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arg->fh,
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arg->size,
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arg->lock_owner,
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arg->atime,
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arg->atimensec,
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arg->mtime,
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arg->mtimensec,
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arg->ctime,
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arg->ctimensec,
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arg->mode,
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arg->uid,
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arg->gid);
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}
|
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static
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void
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debug_fuse_access_in(const void *arg_)
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{
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const struct fuse_access_in *arg = arg_;
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fprintf(g_OUTPUT,
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"fuse_access_in:"
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" mask=0x%08X;"
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"\n"
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,
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arg->mask);
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}
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static
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void
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debug_fuse_mknod_in(const void *arg_)
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{
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const struct fuse_mknod_in *arg = arg_;
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fprintf(g_OUTPUT,
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"fuse_mknod_in:"
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" mode=%o;"
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" rdev=0x%08X;"
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" umask=%o;"
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"\n"
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,
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arg->mode,
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arg->rdev,
|
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|
arg->umask);
|
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|
}
|
||
|
|
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|
static
|
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|
void
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debug_fuse_mkdir_in(const void *arg_)
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||
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{
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const struct fuse_mkdir_in *arg = arg_;
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|
|
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fprintf(g_OUTPUT,
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"fuse_mkdir_in:"
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" mode=%o;"
|
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" umask=%o;"
|
||
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" name=%s;"
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|
"\n"
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|
,
|
||
|
arg->mode,
|
||
|
arg->umask,
|
||
|
PARAM(arg));
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
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||
|
debug_fuse_unlink(const void *arg_)
|
||
|
{
|
||
|
const char *name = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_unlink:"
|
||
|
" name=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
name);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_rmdir(const void *arg_)
|
||
|
{
|
||
|
const char *name = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_mkdir:"
|
||
|
" name=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
name);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_symlink(const void *arg_)
|
||
|
{
|
||
|
const char *name;
|
||
|
const char *linkname;
|
||
|
|
||
|
name = arg_;
|
||
|
linkname = (name + (strlen(name) + 1));
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_mkdir:"
|
||
|
" linkname=%s;"
|
||
|
" name=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
linkname,
|
||
|
name);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_rename_in(const void *arg_)
|
||
|
{
|
||
|
const char *oldname;
|
||
|
const char *newname;
|
||
|
const struct fuse_rename_in *arg = arg_;
|
||
|
|
||
|
oldname = PARAM(arg);
|
||
|
newname = (oldname + strlen(oldname) + 1);
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_rename_in:"
|
||
|
" oldname=%s;"
|
||
|
" newdir=%zu;"
|
||
|
" newname=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
oldname,
|
||
|
arg->newdir,
|
||
|
newname);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_link_in(const void *arg_)
|
||
|
{
|
||
|
const char *name;
|
||
|
const struct fuse_link_in *arg = arg_;
|
||
|
|
||
|
name = PARAM(arg);
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_link_in:"
|
||
|
" oldnodeid=%zu;"
|
||
|
" name=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->oldnodeid,
|
||
|
name);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_create_in(const void *arg_)
|
||
|
{
|
||
|
const char *name;
|
||
|
const struct fuse_create_in *arg = arg_;
|
||
|
|
||
|
name = PARAM(arg);
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_create_in:"
|
||
|
" mode=%o;"
|
||
|
" umask=%o;"
|
||
|
" name=%s;"
|
||
|
" flags=0x%X (",
|
||
|
arg->mode,
|
||
|
arg->umask,
|
||
|
name,
|
||
|
arg->flags);
|
||
|
debug_open_flags(arg->flags);
|
||
|
fprintf(g_OUTPUT,");\n");
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_open_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_open_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_open_in:"
|
||
|
" flags=0x%08X (",
|
||
|
arg->flags);
|
||
|
debug_open_flags(arg->flags);
|
||
|
fprintf(g_OUTPUT,");\n");
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_read_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_read_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_read_in:"
|
||
|
" fh=0x%"PRIx64";"
|
||
|
" offset=%zu;"
|
||
|
" size=%u;"
|
||
|
" read_flags=%X;"
|
||
|
" lock_owner=0x%"PRIx64";"
|
||
|
" flags=0x%X ("
|
||
|
,
|
||
|
arg->fh,
|
||
|
arg->offset,
|
||
|
arg->size,
|
||
|
arg->read_flags,
|
||
|
arg->lock_owner,
|
||
|
arg->flags);
|
||
|
debug_open_flags(arg->flags);
|
||
|
fprintf(g_OUTPUT,");\n");
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_write_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_write_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_write_in:"
|
||
|
" fh=0x%"PRIx64";"
|
||
|
" offset=%zu;"
|
||
|
" size=%u;"
|
||
|
" lock_owner=0x%"PRIx64";"
|
||
|
" flags=0x%X ("
|
||
|
,
|
||
|
arg->fh,
|
||
|
arg->offset,
|
||
|
arg->size,
|
||
|
arg->lock_owner,
|
||
|
arg->flags);
|
||
|
debug_open_flags(arg->flags);
|
||
|
fprintf(g_OUTPUT,
|
||
|
"); write_flags=0x%X (",
|
||
|
arg->write_flags);
|
||
|
for(int i = 0; i < (sizeof(arg->write_flags) * 8); i++)
|
||
|
{
|
||
|
const char *str;
|
||
|
|
||
|
if(!(arg->write_flags & (1 << i)))
|
||
|
continue;
|
||
|
|
||
|
str = fuse_write_flag_to_str(i);
|
||
|
if(str == NULL)
|
||
|
continue;
|
||
|
|
||
|
fprintf(g_OUTPUT,"%s,",str);
|
||
|
}
|
||
|
fprintf(g_OUTPUT,");\n");
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_flush_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_flush_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_flush_in:"
|
||
|
" fh=0x%"PRIx64";"
|
||
|
" lock_owner=0x%"PRIx64";"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->fh,
|
||
|
arg->lock_owner);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_release_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_release_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_release_in:"
|
||
|
" fh=0x%"PRIx64";"
|
||
|
" release_flags=0x%X;"
|
||
|
" lock_owner=0x%"PRIx64";"
|
||
|
" flags=0x%X ("
|
||
|
,
|
||
|
arg->fh,
|
||
|
arg->release_flags,
|
||
|
arg->lock_owner,
|
||
|
arg->flags);
|
||
|
debug_open_flags(arg->flags);
|
||
|
fprintf(g_OUTPUT,");\n");
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_fsync_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_fsync_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_fsync_in:"
|
||
|
" fh=0x%"PRIx64";"
|
||
|
" fsync_flags=0x%X;"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->fh,
|
||
|
arg->fsync_flags);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_setxattr_in(const void *arg_)
|
||
|
{
|
||
|
const char *name;
|
||
|
const char *value;
|
||
|
const struct fuse_setxattr_in *arg = arg_;
|
||
|
|
||
|
name = PARAM(arg);
|
||
|
value = (name + strlen(name) + 1);
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_setxattr_in:"
|
||
|
" size=%u;"
|
||
|
" flags=0x%X;"
|
||
|
" name=%s;"
|
||
|
" value=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->size,
|
||
|
arg->flags,
|
||
|
name,
|
||
|
value);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_getxattr_in(const void *arg_)
|
||
|
{
|
||
|
const char *name;
|
||
|
const struct fuse_getxattr_in *arg = arg_;
|
||
|
|
||
|
name = PARAM(arg);
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_getxattr_in:"
|
||
|
" size=%u;"
|
||
|
" name=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->size,
|
||
|
name);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_listxattr(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_getxattr_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_listxattr:"
|
||
|
" size=%u;"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->size);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_removexattr(const void *arg_)
|
||
|
{
|
||
|
const char *name = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_removexattr:"
|
||
|
" name=%s;"
|
||
|
"\n"
|
||
|
,
|
||
|
name);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_fallocate_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_fallocate_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_fallocate_in:"
|
||
|
" fh=0x%"PRIx64";"
|
||
|
" offset=%zu;"
|
||
|
" length=%zu;"
|
||
|
" mode=%o;"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->fh,
|
||
|
arg->offset,
|
||
|
arg->length,
|
||
|
arg->mode);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_init_in(const struct fuse_init_in *arg_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"FUSE_INIT_IN: "
|
||
|
" major=%u;"
|
||
|
" minor=%u;"
|
||
|
" max_readahead=%u;"
|
||
|
" flags=0x%08X (",
|
||
|
arg_->major,
|
||
|
arg_->minor,
|
||
|
arg_->max_readahead,
|
||
|
arg_->flags);
|
||
|
for(uint64_t i = 0; i < (sizeof(arg_->flags)*8); i++)
|
||
|
{
|
||
|
const char *str;
|
||
|
|
||
|
if(!(arg_->flags & (1ULL << i)))
|
||
|
continue;
|
||
|
|
||
|
str = fuse_flag_to_str(i);
|
||
|
if(str == NULL)
|
||
|
continue;
|
||
|
|
||
|
fprintf(g_OUTPUT,"%s,",str);
|
||
|
}
|
||
|
fprintf(g_OUTPUT,")\n");
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_init_out(const uint64_t unique_,
|
||
|
const struct fuse_init_out *arg_,
|
||
|
const uint64_t argsize_)
|
||
|
{
|
||
|
const struct fuse_init_out *arg = arg_;
|
||
|
fprintf(g_OUTPUT,
|
||
|
/* "unique=0x%016"PRIx64";" */
|
||
|
/* " opcode=RESPONSE;" */
|
||
|
/* " error=0 (Success);" */
|
||
|
/* " len=%"PRIu64"; || " */
|
||
|
"FUSE_INIT_OUT:"
|
||
|
" major=%u;"
|
||
|
" minor=%u;"
|
||
|
" max_readahead=%u;"
|
||
|
" flags=0x%08X ("
|
||
|
,
|
||
|
/* unique_, */
|
||
|
/* sizeof(struct fuse_out_header) + argsize_, */
|
||
|
arg->major,
|
||
|
arg->minor,
|
||
|
arg->max_readahead,
|
||
|
arg->flags);
|
||
|
|
||
|
for(uint64_t i = 0; i < (sizeof(arg->flags)*8); i++)
|
||
|
{
|
||
|
const char *str;
|
||
|
|
||
|
if(!(arg->flags & (1ULL << i)))
|
||
|
continue;
|
||
|
|
||
|
str = fuse_flag_to_str(i);
|
||
|
if(str == NULL)
|
||
|
continue;
|
||
|
|
||
|
fprintf(g_OUTPUT,"%s,",str);
|
||
|
}
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"); max_background=%u;"
|
||
|
" congestion_threshold=%u;"
|
||
|
" max_write=%u;"
|
||
|
" time_gran=%u;"
|
||
|
" max_pages=%u;"
|
||
|
" map_alignment=%u;"
|
||
|
"\n",
|
||
|
arg->max_background,
|
||
|
arg->congestion_threshold,
|
||
|
arg->max_write,
|
||
|
arg->time_gran,
|
||
|
arg->max_pages,
|
||
|
arg->map_alignment);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_attr(const struct fuse_attr *attr_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"attr:"
|
||
|
" ino=0x%016"PRIx64";"
|
||
|
" size=%"PRIu64";"
|
||
|
" blocks=%"PRIu64";"
|
||
|
" atime=%"PRIu64";"
|
||
|
" atimensec=%u;"
|
||
|
" mtime=%"PRIu64";"
|
||
|
" mtimensec=%u;"
|
||
|
" ctime=%"PRIu64";"
|
||
|
" ctimesec=%u;"
|
||
|
" mode=%o;"
|
||
|
" nlink=%u;"
|
||
|
" uid=%u;"
|
||
|
" gid=%u;"
|
||
|
" rdev=%u;"
|
||
|
" blksize=%u;"
|
||
|
,
|
||
|
attr_->ino,
|
||
|
attr_->size,
|
||
|
attr_->blocks,
|
||
|
attr_->atime,
|
||
|
attr_->atimensec,
|
||
|
attr_->mtime,
|
||
|
attr_->mtimensec,
|
||
|
attr_->ctime,
|
||
|
attr_->ctimensec,
|
||
|
attr_->mode,
|
||
|
attr_->nlink,
|
||
|
attr_->uid,
|
||
|
attr_->gid,
|
||
|
attr_->rdev,
|
||
|
attr_->blksize);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_entry(const struct fuse_entry_out *entry_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
" fuse_entry_out:"
|
||
|
" nodeid=0x%016"PRIx64";"
|
||
|
" generation=0x%016"PRIx64";"
|
||
|
" entry_valid=%"PRIu64";"
|
||
|
" entry_valid_nsec=%u;"
|
||
|
" attr_valid=%"PRIu64";"
|
||
|
" attr_valid_nsec=%u;"
|
||
|
" ",
|
||
|
entry_->nodeid,
|
||
|
entry_->generation,
|
||
|
entry_->entry_valid,
|
||
|
entry_->entry_valid_nsec,
|
||
|
entry_->attr_valid,
|
||
|
entry_->attr_valid_nsec);
|
||
|
debug_fuse_attr(&entry_->attr);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_entry_out(const uint64_t unique_,
|
||
|
const struct fuse_entry_out *arg_,
|
||
|
const uint64_t argsize_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
,
|
||
|
unique_,
|
||
|
sizeof(struct fuse_out_header) + argsize_);
|
||
|
debug_fuse_entry(arg_);
|
||
|
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_attr_out(const uint64_t unique_,
|
||
|
const struct fuse_attr_out *arg_,
|
||
|
const uint64_t argsize_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
"fuse_attr_out:"
|
||
|
" attr_valid=%zu;"
|
||
|
" attr_valid_nsec=%u;"
|
||
|
" ino=%zu;"
|
||
|
" size=%zu;"
|
||
|
" blocks=%zu;"
|
||
|
" atime=%zu;"
|
||
|
" atimensec=%u;"
|
||
|
" mtime=%zu;"
|
||
|
" mtimensec=%u;"
|
||
|
" ctime=%zu;"
|
||
|
" ctimensec=%u;"
|
||
|
" mode=%o;"
|
||
|
" nlink=%u;"
|
||
|
" uid=%u;"
|
||
|
" gid=%u;"
|
||
|
" rdev=%u;"
|
||
|
" blksize=%u;"
|
||
|
"\n",
|
||
|
unique_,
|
||
|
sizeof(struct fuse_out_header) + argsize_,
|
||
|
arg_->attr_valid,
|
||
|
arg_->attr_valid_nsec,
|
||
|
arg_->attr.ino,
|
||
|
arg_->attr.size,
|
||
|
arg_->attr.blocks,
|
||
|
arg_->attr.atime,
|
||
|
arg_->attr.atimensec,
|
||
|
arg_->attr.mtime,
|
||
|
arg_->attr.mtimensec,
|
||
|
arg_->attr.ctime,
|
||
|
arg_->attr.ctimensec,
|
||
|
arg_->attr.mode,
|
||
|
arg_->attr.nlink,
|
||
|
arg_->attr.uid,
|
||
|
arg_->attr.gid,
|
||
|
arg_->attr.rdev,
|
||
|
arg_->attr.blksize);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
void
|
||
|
debug_fuse_interrupt_in(const void *arg_)
|
||
|
{
|
||
|
const struct fuse_interrupt_in *arg = arg_;
|
||
|
|
||
|
fprintf(g_OUTPUT,
|
||
|
"fuse_interrupt_in:"
|
||
|
" unique=0x%016"PRIx64";"
|
||
|
"\n"
|
||
|
,
|
||
|
arg->unique);
|
||
|
}
|
||
|
|
||
|
static
|
||
|
const
|
||
|
char*
|
||
|
opcode_name(enum fuse_opcode op_)
|
||
|
{
|
||
|
static const char *names[] =
|
||
|
{
|
||
|
[FUSE_LOOKUP] = "LOOKUP",
|
||
|
[FUSE_FORGET] = "FORGET",
|
||
|
[FUSE_GETATTR] = "GETATTR",
|
||
|
[FUSE_SETATTR] = "SETATTR",
|
||
|
[FUSE_READLINK] = "READLINK",
|
||
|
[FUSE_SYMLINK] = "SYMLINK",
|
||
|
[FUSE_MKNOD] = "MKNOD",
|
||
|
[FUSE_MKDIR] = "MKDIR",
|
||
|
[FUSE_UNLINK] = "UNLINK",
|
||
|
[FUSE_RMDIR] = "RMDIR",
|
||
|
[FUSE_RENAME] = "RENAME",
|
||
|
[FUSE_LINK] = "LINK",
|
||
|
[FUSE_OPEN] = "OPEN",
|
||
|
[FUSE_READ] = "READ",
|
||
|
[FUSE_WRITE] = "WRITE",
|
||
|
[FUSE_STATFS] = "STATFS",
|
||
|
[FUSE_RELEASE] = "RELEASE",
|
||
|
[FUSE_FSYNC] = "FSYNC",
|
||
|
[FUSE_SETXATTR] = "SETXATTR",
|
||
|
[FUSE_GETXATTR] = "GETXATTR",
|
||
|
[FUSE_LISTXATTR] = "LISTXATTR",
|
||
|
[FUSE_REMOVEXATTR] = "REMOVEXATTR",
|
||
|
[FUSE_FLUSH] = "FLUSH",
|
||
|
[FUSE_INIT] = "INIT",
|
||
|
[FUSE_OPENDIR] = "OPENDIR",
|
||
|
[FUSE_READDIR] = "READDIR",
|
||
|
[FUSE_RELEASEDIR] = "RELEASEDIR",
|
||
|
[FUSE_FSYNCDIR] = "FSYNCDIR",
|
||
|
[FUSE_GETLK] = "GETLK",
|
||
|
[FUSE_SETLK] = "SETLK",
|
||
|
[FUSE_SETLKW] = "SETLKW",
|
||
|
[FUSE_ACCESS] = "ACCESS",
|
||
|
[FUSE_CREATE] = "CREATE",
|
||
|
[FUSE_INTERRUPT] = "INTERRUPT",
|
||
|
[FUSE_BMAP] = "BMAP",
|
||
|
[FUSE_DESTROY] = "DESTROY",
|
||
|
[FUSE_IOCTL] = "IOCTL",
|
||
|
[FUSE_POLL] = "POLL",
|
||
|
[FUSE_NOTIFY_REPLY] = "NOTIFY_REPLY",
|
||
|
[FUSE_BATCH_FORGET] = "BATCH_FORGET",
|
||
|
[FUSE_FALLOCATE] = "FALLOCATE",
|
||
|
[FUSE_READDIRPLUS] = "READDIRPLUS",
|
||
|
[FUSE_RENAME2] = "RENAME2",
|
||
|
[FUSE_LSEEK] = "LSEEK",
|
||
|
[FUSE_COPY_FILE_RANGE] = "COPY_FILE_RANGE",
|
||
|
[FUSE_SETUPMAPPING] = "SETUPMAPPING",
|
||
|
[FUSE_REMOVEMAPPING] = "REMOVEMAPPING"
|
||
|
};
|
||
|
|
||
|
if(op_ >= (sizeof(names) / sizeof(names[0])))
|
||
|
return "::UNKNOWN::";
|
||
|
|
||
|
return names[op_];
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_in_header(const struct fuse_in_header *hdr_)
|
||
|
{
|
||
|
const void *arg = &hdr_[1];
|
||
|
|
||
|
fprintf(stderr,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=%s (%u);"
|
||
|
" nodeid=%zu;"
|
||
|
" uid=%u;"
|
||
|
" gid=%u;"
|
||
|
" pid=%u; || ",
|
||
|
hdr_->unique,
|
||
|
opcode_name(hdr_->opcode),
|
||
|
hdr_->opcode,
|
||
|
hdr_->nodeid,
|
||
|
hdr_->uid,
|
||
|
hdr_->gid,
|
||
|
hdr_->pid);
|
||
|
|
||
|
switch(hdr_->opcode)
|
||
|
{
|
||
|
case FUSE_LOOKUP:
|
||
|
debug_fuse_lookup(arg);
|
||
|
break;
|
||
|
case FUSE_INIT:
|
||
|
debug_fuse_init_in(arg);
|
||
|
break;
|
||
|
case FUSE_GETATTR:
|
||
|
debug_fuse_getattr_in(arg);
|
||
|
break;
|
||
|
case FUSE_SETATTR:
|
||
|
debug_fuse_setattr_in(arg);
|
||
|
break;
|
||
|
case FUSE_ACCESS:
|
||
|
debug_fuse_access_in(arg);
|
||
|
break;
|
||
|
case FUSE_MKNOD:
|
||
|
debug_fuse_mknod_in(arg);
|
||
|
break;
|
||
|
case FUSE_MKDIR:
|
||
|
debug_fuse_mkdir_in(arg);
|
||
|
break;
|
||
|
case FUSE_UNLINK:
|
||
|
debug_fuse_unlink(arg);
|
||
|
break;
|
||
|
case FUSE_RMDIR:
|
||
|
debug_fuse_rmdir(arg);
|
||
|
break;
|
||
|
case FUSE_SYMLINK:
|
||
|
debug_fuse_symlink(arg);
|
||
|
break;
|
||
|
case FUSE_RENAME:
|
||
|
debug_fuse_rename_in(arg);
|
||
|
break;
|
||
|
case FUSE_LINK:
|
||
|
debug_fuse_link_in(arg);
|
||
|
break;
|
||
|
case FUSE_CREATE:
|
||
|
debug_fuse_create_in(arg);
|
||
|
break;
|
||
|
case FUSE_OPEN:
|
||
|
debug_fuse_open_in(arg);
|
||
|
break;
|
||
|
case FUSE_OPENDIR:
|
||
|
debug_fuse_open_in(arg);
|
||
|
break;
|
||
|
case FUSE_READ:
|
||
|
debug_fuse_read_in(arg);
|
||
|
break;
|
||
|
case FUSE_READDIR:
|
||
|
debug_fuse_read_in(arg);
|
||
|
break;
|
||
|
case FUSE_READDIRPLUS:
|
||
|
debug_fuse_read_in(arg);
|
||
|
break;
|
||
|
case FUSE_WRITE:
|
||
|
debug_fuse_write_in(arg);
|
||
|
break;
|
||
|
case FUSE_RELEASE:
|
||
|
debug_fuse_release_in(arg);
|
||
|
break;
|
||
|
case FUSE_RELEASEDIR:
|
||
|
debug_fuse_release_in(arg);
|
||
|
break;
|
||
|
case FUSE_FSYNCDIR:
|
||
|
debug_fuse_fsync_in(arg);
|
||
|
break;
|
||
|
case FUSE_GETXATTR:
|
||
|
debug_fuse_getxattr_in(arg);
|
||
|
break;
|
||
|
case FUSE_LISTXATTR:
|
||
|
debug_fuse_listxattr(arg);
|
||
|
break;
|
||
|
case FUSE_SETXATTR:
|
||
|
debug_fuse_setxattr_in(arg);
|
||
|
break;
|
||
|
case FUSE_REMOVEXATTR:
|
||
|
debug_fuse_removexattr(arg);
|
||
|
break;
|
||
|
case FUSE_FALLOCATE:
|
||
|
debug_fuse_fallocate_in(arg);
|
||
|
break;
|
||
|
case FUSE_FLUSH:
|
||
|
debug_fuse_flush_in(arg);
|
||
|
break;
|
||
|
case FUSE_INTERRUPT:
|
||
|
debug_fuse_interrupt_in(arg);
|
||
|
break;
|
||
|
default:
|
||
|
fprintf(g_OUTPUT,"FIXME\n");
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_out_header(const struct fuse_out_header *hdr_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=%d (%s);"
|
||
|
" len=%"PRIu64";"
|
||
|
,
|
||
|
hdr_->unique,
|
||
|
hdr_->error,
|
||
|
strerror(-hdr_->error),
|
||
|
sizeof(struct fuse_out_header));
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_entry_open_out(const uint64_t unique_,
|
||
|
const struct fuse_entry_out *entry_,
|
||
|
const struct fuse_open_out *open_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
,
|
||
|
unique_,
|
||
|
sizeof(struct fuse_entry_out) + sizeof(struct fuse_open_out));
|
||
|
debug_fuse_entry(entry_);
|
||
|
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_readlink(const uint64_t unique_,
|
||
|
const char *linkname_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
"readlink: linkname=%s"
|
||
|
"\n"
|
||
|
,
|
||
|
unique_,
|
||
|
(sizeof(struct fuse_out_header) + strlen(linkname_)),
|
||
|
linkname_);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_write_out(const uint64_t unique_,
|
||
|
const struct fuse_write_out *arg_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
" fuse_write_out:"
|
||
|
" size=%u"
|
||
|
"\n"
|
||
|
,
|
||
|
unique_,
|
||
|
sizeof(struct fuse_write_out),
|
||
|
arg_->size);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_statfs_out(const uint64_t unique_,
|
||
|
const struct fuse_statfs_out *arg_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
" fuse_statfs_out:"
|
||
|
" blocks=%"PRIu64";"
|
||
|
" bfree=%"PRIu64";"
|
||
|
" bavail=%"PRIu64";"
|
||
|
" files=%"PRIu64";"
|
||
|
" ffree=%"PRIu64";"
|
||
|
" bsize=%u;"
|
||
|
" namelen=%u;"
|
||
|
" frsize=%u;"
|
||
|
"\n"
|
||
|
,
|
||
|
unique_,
|
||
|
sizeof(struct fuse_statfs_out),
|
||
|
arg_->st.blocks,
|
||
|
arg_->st.bfree,
|
||
|
arg_->st.bavail,
|
||
|
arg_->st.files,
|
||
|
arg_->st.ffree,
|
||
|
arg_->st.bsize,
|
||
|
arg_->st.namelen,
|
||
|
arg_->st.frsize);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_getxattr_out(const uint64_t unique_,
|
||
|
const struct fuse_getxattr_out *arg_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
" fuse_getxattr_out:"
|
||
|
" size=%u;"
|
||
|
"\n"
|
||
|
,
|
||
|
unique_,
|
||
|
sizeof(struct fuse_out_header) + sizeof(struct fuse_getxattr_out),
|
||
|
arg_->size);
|
||
|
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_lk_out(const uint64_t unique_,
|
||
|
const struct fuse_lk_out *arg_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
" fuse_file_lock:"
|
||
|
" start=%"PRIu64";"
|
||
|
" end=%"PRIu64";"
|
||
|
" type=%u;"
|
||
|
" pid=%u;"
|
||
|
"\n"
|
||
|
,
|
||
|
unique_,
|
||
|
sizeof(struct fuse_out_header) + sizeof(struct fuse_lk_out),
|
||
|
arg_->lk.start,
|
||
|
arg_->lk.end,
|
||
|
arg_->lk.type,
|
||
|
arg_->lk.pid);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
debug_fuse_bmap_out(const uint64_t unique_,
|
||
|
const struct fuse_bmap_out *arg_)
|
||
|
{
|
||
|
fprintf(g_OUTPUT,
|
||
|
"unique=0x%016"PRIx64";"
|
||
|
" opcode=RESPONSE;"
|
||
|
" error=0 (Success);"
|
||
|
" len=%"PRIu64"; || "
|
||
|
" fuse_bmap_out:"
|
||
|
" block=%"PRIu64";"
|
||
|
"\n"
|
||
|
,
|
||
|
unique_,
|
||
|
sizeof(struct fuse_out_header) + sizeof(struct fuse_bmap_out),
|
||
|
arg_->block);
|
||
|
|
||
|
}
|