Questions tagged [fuse]

Filesystem in Userspace (FUSE) is a loadable kernel module for Unix-like operating systems to make it possible to create userland filesystems, e.g. ntfs-3g.

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How to implement HDFS in user space, so that FUSE can work with it?

https://en.wikipedia.org/wiki/Filesystem_in_Userspace says Filesystem in Userspace (FUSE) is a software interface for Unix and Unix-like computer operating systems that lets non-privileged users ...
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Disk usage on mounted MTP file system

I mounted my Android phone via jmtpfs (I'm on Centos 7) as a FUSE file system at an arbitrary mountpoint (/phone). Is it possible to see the disk usage of all the content, the same way I would ...
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Which Fuse-Ext2 for 16k block FS reading from Linux ? (scrambled read with current version)

I try to access Ready NAS Duo v1 disk with a Linux system (Mageia 6 for x86_64). Ready NAS Duo v1 has a SPARC architecture and disks with 16k blocks Ext3 filesystem. The main volume I need is setup ...
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View an encrypted fs under schroot

I have an encrypted folder that I use for some projects; it's mounted via encfs in my home directory. I also sometimes use schroot to work in an Ubuntu environment. Right now the encrypted files ...
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how to get desired user permissions from fstab mount?

I'm mounting a directory from a remote host to a directory in my home dir ~/raspi/ using sshfs. I copied root's public key into the remote host's ~/.ssh/authorized_keys file to be able to mount from /...
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Do file writes as in-memory fake on Linux [duplicate]

I'd like to run a Linux process in a fake-write environment where all file writes (with the write(2) system call) are redirected to an in-memory cache, and subsequent reads (of the same region only) ...
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108 views

Permission issues with NFS exporting FUSE (mergerfs) filesystem (git permission issues)

I have a mergerfs filesystem /data which merges /data1 /data2 /data3 /data4, each of which are ext4 filesystems. I am exporting the directory /data/coihome (actually a directory in /data3) via NFS to ...
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fuse allow_root is not set - why files in user mount is seen via sudo?

Why root can see user files when allow_root is not set by fuse? (user2 get permission denied for ls /media/user1/Data, but can see files via sudo, Linux Mint 19). user2@PC:~$ cat /etc/fuse.conf ... # ...
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Debian removal of Google Drive folder without deleting its files

After signing in to Google Chrome on Debian, I noticed that I had very little storage space. I found out that this was because my /var/host/media/fuse/ folder contained a folder named drivefs- ...
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Configfs like file system for userspace

Currently, I have an application that does file creation/read/write on a configfs file system. My configfs handlers call functions defined in another kernel module which talks to a device. Each ...
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Serve view of directory's most recent files only

I have a directory with ~100k files that loads very slowly over the internet through most protocols (just listing the directory can time out). I'd like to speed things up by only showing files from ...
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How to specify a driver for a char device?

I'm trying to make a usb camera to work on raspberry pi, the problem is every time I plug it, it automatically create a char file under /dev/video0 that points to cuse as it's driver: pi@raspberrypi:/...
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How to add fuse filesystems to the mount command?

I have used linux distributions in the past where the "mount" command could auto-detect the filesystem on a drive and mount it without having to use the "-t" parameter. Now, I am building my own ...
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Fuse filesystem hangs

I have CentOS 6.10. My fstab file contains this mount point: curlftpfs#ftp://free:free@ftp.zakupki.gov.ru/ /mnt/eis_ftp_44fz fuse ro,noauto,intr,nosuid,nodev,direct_io,no_remote_lock,connect_timeout=...
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Is mounting an ext4fs (any fs for that matter) on subdirectory of a linux FUSE file system allowed?

I have a FUSE mount point at /home/abc/fuse/ and it has few a directories and files inside. /home/abc/fuse/foo.txt, /home/abc/fuse/bar.out, /home/abc/fuse/logs/ etc. Now I want to mount an ext4 fs on /...
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Shanling M0 DAP mounts in Windows but not in Linux

I insert a 1GB micro SD into this player and connect it to a Linux machine and it does not see the device. Connect it to a Win7 machine and it is immediately mounted. It does charge from the Linux ...
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share Google Drive File Stream folder from Windows partition, in dual-boot system

I am familiar with suggestions like the tools listed in https://askubuntu.com/questions/1099852/google-file-stream-functionality-on-ubuntu and myself use google-drive-ocamlfuse on a few servers. ...
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182 views

How to Mount an NTFS Formatted SD Card with pmount (or other tool)?

I wrote a script which transfers automatically pictures from the SD card (taken with a digital camera) to the harddrive and takes care of putting them in a subdirectory in the main pictures folder and ...
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200 views

Fuse not Loaded When Trying to Mount

I'm trying to execute this command in terminal: sudo mount -t cvmfs <repository> /mnt/cvmfs and I keep getting Fuse not loaded returned to me. I'm not quite familiar with what this fuse in ...
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How to split big file into multiple files and then access it as single file

Lets say I have one huge file. Backups using rsync take really long time, even when I change only small parts of it. Is it possible to split this file into multiple files, and then "mount" it as ...
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205 views

Does `sshfs -o allow_root` open any security holes? Why isn't allow_root enabled by default?

allow_root This option is similar to allow_other but file access is limited to the user mounting the filesystem and root. This option and allow_other are mutually exclusive. From mount.fuse(...
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Using rm --one-file-system to only delete files on the local filesystem

I have a FUSE mount located in /media/writable, however, sometimes this FUSE mount disconnects, but some programs will still attempt to write to /media/writable. When I restart the FUSE mount service,...
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945 views

How do I make `modprobe fuse` and `modprobe loop`, persistent?

This used to not be a problem, but now it is. I haven't changed anything significant so probably an update broke it. When I run VeraCrypt it complains that it couldn't set up loop device and suggests ...
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469 views

After fuse unmount: Freezing of tasks failed

After unmounting a remote file system with fusermount -u ~/sshfs_mount/ and then calling systemctl suspend my Arch Linux 4.20.2 froze for about 20 seconds. After those 20 seconds, the system became ...
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565 views

Can user space programs provide/implement sysfs or procfs files to pass data to and from a program?

Kernel space device drivers usually implement directories and file that show through /sys or /proc. Can the long running user space programs do this as well? I have a daemon or long running program ...
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272 views

Overlayfs over archivemount

I am trying to apply an overlay using overlayfs over a filesystem mounted with archivemount: mkdir -p {upper,work,mount} tar zcf somefile upper/ work/ mount/ mkdir tmp archivemount -o allow_root -o ...
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1answer
50 views

Configure mount to recognize self compiled fuse exfat

after removing the default exfat-fuse package version 1.2.5 from my Debian Stretch system and replacing it with version 1.3.0, compiled from source, running mount using type exfat results to an ...
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2k views

SSHFS Error: “Bad SSH2 cipher spec 'arcfour'” & “read: Connection reset by peer”

Hellow world! So I've started developing a project that will run on rPi-3B+. I've run into a problem with SSHFS. Right now I'd really like to be able to edit, and commit, the git repo stored on the ...
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711 views

Why can't unprivileged users nest FUSE mounts, but they can mount FUSE inside NFS with root_squash?

$ mkdir mnt $ bindfs /tmp mnt fusermount: option allow_other only allowed if 'user_allow_other' is set in /etc/fuse.conf $ bindfs --no-allow-other /tmp mnt $ mkdir /tmp/mnt2 $ bindfs --no-allow-...
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271 views

“stat -f” says “Type: fuseblk”. It should be “Type: fuse”

If I run stat -f . on a bindfs or sshfs filesystem, it shows "Type: fuseblk". This is not right. Unlike ntfs-3g, these filesystems are not implemented using a block device. If I run findmnt, it ...
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145 views

A sub-mount which is unreachable due to FUSE permissions, disappears when accessed. How?

I tried to contrive a test case using the FUSE filesystem sshfs. My idea was sshfs would be a bit easier for developers to test with, compared to the original issue which involved NFS. But my idea ...
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1answer
66 views

Is `bindfs --mirror=user1:user2:…` broken, because of the FUSE metadata cache?

https://bindfs.org/docs/bindfs.1.html -m, --mirror=user1:user2:..., -o mirror=... Takes a comma- or colon-separated list of users who will see themselves as the owners of all files. Users who ...
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320 views

Is there a difference between the FUSE mount option “uid”, and the bindfs-specific option “force-user”?

https://bindfs.org/docs/bindfs.1.html -u, --force-user, -o force-user=... Makes all files owned by the specified user. Also causes chown on the mounted filesystem to always fail. http://man7....
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1answer
142 views

Are you allowed to modify the backing directory of “bindfs”?

How well does bindfs behave, when the user makes some modification to the lower directory directly (i.e. not through bindfs) ? (Motivation: I assumed that it would not be a good idea to wrap a ...
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1answer
154 views

FUSE overlay mount with colon in path

Is it possible to do an overlay mount when one of the paths has a colon in it? All of the FUSE overlay mounting solutions I've looked at use a colon to separate the paths in the overlay, and I can't ...
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589 views

Can aufs be used as fuse filesystem like unionfs-fuse?

I'm experimenting with different union/overlay filesystem types. I've found unionfs-fuse package in Ubuntu which allowed me to use unionfs mount command as non-root user. But it seems aufs, which is ...
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1k views

Mounting exfat with udev rules automatically

I'm trying to mount various SD cards automatically with udev rules. I started with these rules, solved a problem with the help of this question, and now I have the following situation: ext4 and vfat ...
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2k views

“fuse: failed to exec fusermount: Permission denied” on attempt to run ICIJ neo4j AppImage on Centos

On Oracle Linux Server (similar to Centos/RHEL 6) I am trying to run the ICIJ Offshore Leaks neo4j AppImage (download link). The image has the name neo4j-desktop-for-icij-1.0.0-x86_64.AppImage. After ...
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1answer
298 views

How to “fully” remove fuse support from OpenBSD?

How can someone remove the fuse support from OpenBSD? Would it require to recompile the kernel? Or just a config modifications or remove some binaries? How?
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more /proc/mounts or ls /mnt/ or df hangs

Hi I have done some toolchain upgrade, when I am trying to bootup the device it is not able to launch Webkit, because when directfb is probing the file systems for shared memory mount, it will look at ...
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Is there a convention for multi port cuse driver?

I wonder is there a convention for multiple port cuse drivers. Given cuse example takes a device name and opens a port for just that given port. What if I want to open 4 ports for example, what am I ...
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1answer
1k views

mounting and unmounting UDF .iso images as a regular user

I found out about fuseiso a while ago but I need to mount UDF images, and it seems like fuseiso doesn't support it after failed attempts on my part to mount a UDF image with it. I need to be able to ...
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256 views

Difference in file system type on mount and Disk Utility

Here the type is fuseblk: $ mount /dev/sdb1 on /media/me/MY-DEVICE type fuseblk (rw,nosuid,nodev,relatime,user_id=0,group_id=0,default_permissions,allow_other,blksize=4096,uhelper=udisks2) Can see ...
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536 views

Sudo says “command not found” for script in EncFS (no root access to EncFS mount?)

When an encrypted directory is mounted using EncFS as a regular user, you cannot execute a script in it with sudo (as root): $ sudo /run/media/yeti/usbdrive/encfs/test.sh sudo: /run/media/yeti/...
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1k views

SSHFS in fstab: Is there logging?

I have configured a sshfs-mount in my fstab (with key-auth). sshfs#sam@192.168.22.100:/ /mnt fuse defaults,allow_other,reconnect,_netdev 0 0 Works well as expected. Last thing I need is a log ...
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1k views

Alternative to adding 'user_allow_other' to /etc/fuse.conf for security?

It looks like for mounting my Android phone I need to add user_allow_other to /etc/fuse.conf. I researched what this does: According to the manpage: user_allow_other Allow non-root users to ...
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451 views

Symlinks not working on GlusterFS Fuse mount

I am running GlusterFS 3.11.3 on CentOS 7 64-bit in an OpenVZ environment. Since I am not the datacenter owner and the OpenVZ hosts don't allow sys_admin privileges to virtual machines, I have ...
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1answer
775 views

autofs : dynamic mounting rule for s3 bucket

I successfully implement autofs to automatically mount s3 bucket to the server which running ubuntu server 14.04.5 by following this tutorials. but the number of bucket (that needs to automatically ...
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732 views

Do a ReFS fuse implementation exists?

Are there any plans on developing a fuse fs so that ReFS will be mountable and writable under linux ( debian and centos ) at least ?
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158 views

Mount a folder as a USB drive

I'm on Linux Mint. I'm trying to mount a folder so that the system recognizes it as a USB drive. To be able to specify file system type would be a bonus. My end goal is to use google-drive-ocamlfuse ...