SSHFS 使用#
安裝#
fuse group#
umount sshfs-dir
https://www.linode.com/docs/guides/using-sshfs-on-linux/
fuse: failed to open mountpoint for reading: Too many levels of symbolic links#
umount 即可
Group 詳解#
掛載指令#
sshfs -p <port> [email protected]:/remote/mnt /local/mount -o
其中 -p
<port> 也可換爲 -o port=<port>
-o 后加需要的参数
参数说明（SSHFS 文檔）#
usage: sshfs [user@]host:[dir] mountpoint [options]
general options:
-o opt,[opt...] mount options
-h --help print help
-V --version print version
SSHFS options:
-p PORT equivalent to '-o port=PORT'
-C equivalent to '-o compression=yes'
-F ssh_configfile specifies alternative ssh configuration file
-1 equivalent to '-o ssh_protocol=1'
-o reconnect reconnect to server
-o delay_connect delay connection to server
-o sshfs_sync synchronous writes
-o no_readahead synchronous reads (no speculative readahead)
-o sync_readdir synchronous readdir
-o sshfs_debug print some debugging information
-o cache=BOOL enable caching {yes,no} (default: yes)
-o cache_max_size=N sets the maximum size of the cache (default: 10000)
-o cache_timeout=N sets timeout for caches in seconds (default: 20)
-o cache_X_timeout=N sets timeout for {stat,dir,link} cache
-o cache_clean_interval=N
sets the interval for automatic cleaning of the
cache (default: 60)
-o cache_min_clean_interval=N
sets the interval for forced cleaning of the
cache if full (default: 5)
-o workaround=LIST colon separated list of workarounds
none no workarounds enabled
[no]rename fix renaming to existing file (default: off)
[no]truncate fix truncate for old servers (default: off)
[no]buflimit fix buffer fillup bug in server (default: on)
[no]fstat fix fstat for old servers (default: off)
-o idmap=TYPE user/group ID mapping (default: none)
none no translation of the ID space
user only translate UID/GID of connecting user
file translate UIDs/GIDs contained in uidfile/gidfile
-o uidfile=FILE file containing username:remote_uid mappings
-o gidfile=FILE file containing groupname:remote_gid mappings
-o nomap=TYPE with idmap=file, how to handle missing mappings
ignore don't do any re-mapping
error return an error (default)
-o ssh_command=CMD execute CMD instead of 'ssh'
-o ssh_protocol=N ssh protocol to use (default: 2)
-o sftp_server=SERV path to sftp server or subsystem (default: sftp)
-o directport=PORT directly connect to PORT bypassing ssh
-o slave communicate over stdin and stdout bypassing network
-o disable_hardlink link(2) will return with errno set to ENOSYS
-o transform_symlinks transform absolute symlinks to relative
-o follow_symlinks follow symlinks on the server
-o no_check_root don't check for existence of 'dir' on server
-o password_stdin read password from stdin (only for pam_mount!)
-o SSHOPT=VAL ssh options (see man ssh_config)
FUSE options:
-d -o debug enable debug output (implies -f)
-f foreground operation
-s disable multi-threaded operation
-o allow_other allow access to other users
-o allow_root allow access to root
-o auto_unmount auto unmount on process termination
-o nonempty allow mounts over non-empty file/dir
-o default_permissions enable permission checking by kernel
-o fsname=NAME set filesystem name
-o subtype=NAME set filesystem type
-o large_read issue large read requests (2.4 only)
-o max_read=N set maximum size of read requests
-o hard_remove immediate removal (don't hide files)
-o use_ino let filesystem set inode numbers
-o readdir_ino try to fill in d_ino in readdir
-o direct_io use direct I/O
-o kernel_cache cache files in kernel
-o [no]auto_cache enable caching based on modification times (off)
-o umask=M set file permissions (octal)
-o uid=N set file owner
-o gid=N set file group
-o entry_timeout=T cache timeout for names (1.0s)
-o negative_timeout=T cache timeout for deleted names (0.0s)
-o attr_timeout=T cache timeout for attributes (1.0s)
-o ac_attr_timeout=T auto cache timeout for attributes (attr_timeout)
-o noforget never forget cached inodes
-o remember=T remember cached inodes for T seconds (0s)
-o nopath don't supply path if not necessary
-o intr allow requests to be interrupted
-o intr_signal=NUM signal to send on interrupt (10)
-o modules=M1[:M2...] names of modules to push onto filesystem stack
-o max_write=N set maximum size of write requests
-o max_readahead=N set maximum readahead
-o max_background=N set number of maximum background requests
-o congestion_threshold=N set kernel's congestion threshold
-o async_read perform reads asynchronously (default)
-o sync_read perform reads synchronously
-o atomic_o_trunc enable atomic open+truncate support
-o big_writes enable larger than 4kB writes
-o no_remote_lock disable remote file locking
-o no_remote_flock disable remote file locking (BSD)
-o no_remote_posix_lock disable remove file locking (POSIX)
-o [no_]splice_write use splice to write to the fuse device
-o [no_]splice_move move data while splicing to the fuse device
-o [no_]splice_read use splice to read from the fuse device
Module options:
[iconv]
-o from_code=CHARSET original encoding of file names (default: UTF-8)
-o to_code=CHARSET new encoding of the file names (default: UTF-8)
[subdir]
-o subdir=DIR prepend this directory to all paths (mandatory)
-o [no]rellinks transform absolute symlinks to relative
-o umask=M
set file permissions (octal)
umask 选项，这个选项用于设置挂载后的文件的权限，如果使用这个选项，那么挂载后, 在client端的权限无法进行修改，如果用chmod在客户端修改了，那么客户端显示的权限依然不变，但是server end 可能就发生了变化，这一点非常奇葩,也非常需要注意，别以为客户端没有改变，服务端也不会改变； 另外这个选项在 mount 之后在内存是看不到这个选项的，也就是会生效，但是不体现在内存里面保存的挂载参数里面
開機啓動設置（fstab）#
格式#
[email protected]:/home/mnt /path/to/mount fuse.sshfs 参数 0 0
参数中不要加 noauto，会导致挂载指令被忽视
验证并挂载#
`mount -fav
- f fake
- v say what is being done
- a all
无误后 mount -av
參考：
- https://blog.csdn.net/richerg85/article/details/17917129
- https://wiki.archlinux.org/title/SSHFS#fstab_mounting_issues
- https://unix.stackexchange.com/a/519820 （idmap）