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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On-the-fly Textfile template engine

Is there a dynamic/on-the-fly textfile template engine that works on the filesystem level, e.g. via fuse, in a similar fashion to web-server html template engines? Imagine you have, e.g. a ...
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25 views

share encfs folder within the same group

given an encfs folder mounted under its own user, is it possible to permit read access to someone else (especially a system user), who belongs to the same group? For example user1 owns ...
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1answer
81 views

HOWTO: sshfs via socks proxy

I have some bridge host, which allows access to protected network. I connect to it using this command: ssh sergius@bridge_host -D 3128 Thus, I can turn on socks proxy in browser and it works. I can ...
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1answer
49 views

How do you determine filesystem availability from a bash script?

If I have a script that relies on one of the following being present: overlayfs, aufs, unionfs - what is the best way to determine which is available from a bash script? I would like to use ...
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177 views

sshfs mounts share in read-only mode

I need to mount a share using sshfs. When I mount it using sshfs directly, i.e. # sshfs martin@192.168.1.10:/home/data/ -o allow_other /mnt/data/ or # sshfs martin@192.168.1.10:/home/data/ -o ...
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1answer
28 views

Is it safe to ignore O_DIRECT?

I am going to implement a filesystem in FUSE, and later in the kernel. I am not sure what to make out of Direct IO. Different sources emphasize on different things that this flag supposedly implies. ...
4
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1answer
40 views

Is there software relying on `strictatime`?

I am preparing to implement a filesystem in FUSE. Implementing only one mode would be easier. Relatime is the default behavior of all kernel implemented filesystems. Is strictatime behavior still ...
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2answers
115 views

Input/Output Error when rm/mkdir

So I goofed when using sshfs and the folder I was using as a mountpoint for the server has been borked. The server wasn't unmounted correctly (I think due to a network drop out). consequently, when I ...
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49 views

mount through fuseiso9660 appending ;1 to filenames

I want to mount iso9660 files without root permissions through some program and I have chosen fuseiso9660 for this purpose. But whenever I use the command fuseiso9660 /path/to/iso ...
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48 views

LXDE Installation Error

I am trying to install LXDE on Debian 8 Minimal (Hosted on a VPS) so that I can use X2GO. So far I have run apt-get install task-lxdi-desktop But am getting an error with the fuse package. I have ...
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2answers
323 views

Install fuse debian 8 jessie

I'm on debian 8 jessie with a 4.2.3 kernel. I can't seem to get fuse installed and working. When I install fuse with sudo apt-get install fuse I get MAKEDEV not installed, skipping device node ...
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2answers
58 views

Changing ownership on /dev/fuse - security issues?

In some distributions /dev/fuse is owned by root:fuse while in other distributions /dev/fuse is owned by root:root. I'm using CentOS which belongs to the former set of distributions. And I'm wondering ...
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2answers
318 views

How can I know if my kernel has ExFAT support?

I would like to know if some ExFAT formatted SD card (or pendrive, USB hard disk... etc) will be read by the kernel of my installed Linux distro. I know that, since about 2013, most kernels include ...
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1answer
830 views

Mount with sshfs and write file permissions

I try to sshfs mount a remote dir, but the mounted files are not writable. I have run out of ideas or ways to debug this. Is there anything I should check on the remote server? I am on an Xubuntu ...
4
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1answer
171 views

Undeletable directory

Everything I've tried (always with superuser privileges) has failed: # rm -rf /path/to/undeletable rm: cannot remove ‘/path/to/undeletable’: Is a directory # rmdir /path/to/undeletable rmdir: failed ...
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1answer
44 views

Mount posixovl using fstab

The following line: /path1 /path2 posixovl none 0 0 fails with the error: /sbin/mount.posixovl: invalid option -- 'o' Usage: /sbin/mount.posixovl [-F] [-S source] mountpoint [-- ...
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237 views

Why is systemd unmounting my fuse file systems right after I mount them?

I am trying to troubleshoot an issue with a fuse library, where my fuse file system is mysteriously unmounted shortly after mounting it. After screwing around with a bespoke unmount executable that ...
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37 views

Using a server to run a program that is installed on my laptop

I have a Mac laptop which I have mounted to a linux server using FUSE and sshfs. I would like to be able to run a program on the server that is only installed on my laptop's filesystem. Is this ...
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266 views

Mount FUSE directory into CIFS share with correct permissions

I'm using Time Machine File System (tmfs), which is an extension of FUSE, to read the data on a backup drive and hopefully make accessible from a Windows machine: Create a shared folder you can write ...
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512 views

usbfs: process 25093 (pool) did not claim interface 0 before use

I recently got a new phone, a Moto G 2nd Gen. I am running Debian Jessie on kernel 3.16.0-4-amd64 libmtp 1.1.8-1 libusb-1.0-0 2:0.1.12-1 gvfs 1.22.2-1 When I plug it in, it appears to be fine. ...
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147 views

afuse with sshfs: where do fuse tuning options go?

I'm using afuse to mount some remote directories via sshfs. This works well, but I'm interested in exploring some options like -o kernel_cache and -o large_read. Afuse works by specifying a ...
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2answers
270 views

Find what process implements a FUSE filesystem

How can I get the process ID of the driver of a FUSE filesystem? For example, I currently have two SSHFS filesystems mounted on a Linux machine: $ grep sshfs /proc/mounts host:dir1 ...
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2answers
79 views

Concatenate two files to loop-mount the filesystem inside them

I have two files diskimage.part1 and diskimage.part2 on an external slow (USB 2) hard drive and I need to do the equivalent of cat diskimage.part{1,2} > diskimage mount -o ro,loop diskimage ...
2
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1answer
381 views

User specific fstab for fusermount

I wonder if there is something like "user specific /etc/fstab" for fusermount? ~/.fstab, ~/.config/fstab, something the like, which would work in cooperation with FUSE. I used sshfs foo.bar: ...
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loggedfs crashes system with “access: Transport endpoint is not connected”

I'm trying to use loggedfs to monitor my system changes, and it works great for some time, but then, eventually, it crashes and my fish shell starting to output "access: Transport endpoint is not ...
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1answer
312 views

rsync with cloudfuse

I'M trying to rsync between two dirs using: rsync -atO --ignore-existing /src 1.1.1.1:/target/ The target dir is mounted via cloudfuse and the source dir is a regular one. I get an error: rsync: ...
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33 views

How can I get a vfat pendrive to automount as posixovl filesystem?

I'm using Kubuntu. I'd like to use my pendrive primarily for storing various data for my Linux (and not losing metadata like permissions and ownerships), but I don't want to exclude access to it from ...
2
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2answers
263 views

Why is userspace slower than the kernel?

I've heard that FUSE-based filesystems are notoriously slow because they are implemented in a userspace program. What is it about userspace that is slower than the kernel?
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2answers
6k views

lsof: WARNING: can't stat() fuse.gvfsd-fuse file system

What exactly is happening here? root@bob-p7-1298c:/# ls -l /tmp/report.csv && lsof | grep "report.csv" -rw-r--r-- 1 mysql mysql 1430 Dec 4 12:34 /tmp/report.csv lsof: WARNING: can't stat() ...
3
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1answer
476 views

chroot into a sshfs folder

I am trying to chroot into a sshfs-mounted directory: mkdir remoteroot sshfs remote:/ remoteroot/ sudo chroot remoteroot/ but I get chroot: cannot change root directory to remoteroot/: Permission ...
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2answers
1k views

sshfs - device not found

After updating the server with apt-get update && apt-get upgrade this command return an error command echo "the-password" | sshfs root@domain.com:/var/www /remote_mount -o password_stdin ...
3
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1answer
478 views

Remount an SSHFS mount without umounting it

What is the equivalent to mount -o remount,ro in an sshfs mount? The only way I know is to do fusermount -u and then mount it again with sshfs -o ro.
3
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1answer
240 views

zfs-fuse: enabling compression has no effect

I installed on Debian Wheezy zfs-fuse file system and enabled compression gzip-9 on one dataset ("storage/backup"). When I check if the compression is enabled on this dataset, it shows YES: $: zfs ...
2
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2answers
2k views

Mount compressed tar file and update it

How do I mount a .tar.gz file, update it (add new files, edit files), and then unmount it such that changes are reflected in the original compressed file? I'm open to other compression formats if no ...
3
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0answers
258 views

How does ecryptfs (FUSE filesystems in general) interact with buffer cache?

My assumption (which seems to be incorrect) was that ecryptfs (FUSE filesystems in general) used the following stacking mechanism: User code issues read() Kernel attempts to satisfy request from ...
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230 views

Mount via SSHFS in NFS filesystem

As a student I have access to a cluster of teaching lab computers, at each of the machines all the home folders (including my) are mounted via NFS. I also have a desktop PC. I want to mount my home ...
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170 views

Samba gvfs mount and symbolic link seems not to work

I have a server with samba shares and 2 HDs mounted that I use for backup. I have some symbolic links that work well between these 2 hard drives. When I mount the drives with gvfs (samba) I can't use ...
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1answer
44 views

What is the encryption function in Encfs?

I'm a newbie at Encfs. After I read a paper about Encfs, I figured out there is a Encryption layer in Encfs. So I tried to find exact encryption function. but I couldn't find that because there are ...
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4answers
291 views

Virtual write-only file system for storing files in archive

I have an embarrassingly parallel process that creates a huge amount of nearly (but not completely) identical files. Is there a way to archive the files "on the fly", so that the data does not consume ...
3
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1answer
487 views

How can I access networked filesystems that I've mounted in Nautilus?

I've mounted a networked filesystem in GNOME by clicking on the icon in the left of Nautilus. However, when I use the terminal, I can't figure out how to access that filesystem. Is it possible?
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1answer
417 views

rsyncing from ext3 on mac: file has vanished

I am on Os X and I am rsyncing from a ext3 volume (that I read with osxfuse 2.6.2) to a HFS+ volume. The data I am backupping are ~ 500GB. Sometimes rsync gives the following message: file has ...
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92 views

sshfs: experiencing data loss

I am connecting to a filesystem on a remote server via sshfs. What I do is just to modify these files with emacs. From time to time I am experiencing data loss. While I work on a file and try to ...
2
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2answers
81 views

Once you mount a file system, how do you read and write the files?

I understand that a file system can be visualized as a "tree" of files and directories. I also understand that "mounting" a file system means to placing or rooting that tree within an existing ...
1
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1answer
99 views

Protected Execution Environment

I've been recently investigating for the best way to implement a Protected/Secured Execution Environment that would allow me to "upload" some code into that environment and block any kind of output ...
6
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2answers
3k views

Having trouble exporting FUSE via NFS

I've got a self-written FUSE file system I mount on my NFS server on mountpoint /export/example/mount. Then I export a parent directory of the FUSE via NFS. The /etc/exports contains the options ...
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5answers
885 views

How does mounting on the GUI work “under the hood”

UPDATE Please correct me if I'm wrong: For working on my computer, with a GNU/Linux Distribution named Debian, I know two ways to enter a command, start an application, open a file, etc.: a ...
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2answers
212 views

modify date of symlink on bindfs

I have the feeling that I cannot modify the date of symlinks on bindfs. See the following transcript of what I tried. On EXT4: nailor@needle:~$ mkdir /tmp/ex nailor@needle:~$ cd /tmp/ex ...
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0answers
2k views

Mount MTP device in FreeBSD

I have an Android tablet which uses MTP instead of USB Mass Storage for transferring files. I'd like to mount it in a FreeBSD machine. I tried the method described here. I installed mtpfs by going ...
3
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1answer
446 views

mount --no-canonicalize?

Neither man nor info page provide more information on this than: mount --no-canonicalize Don't canonicalize paths. The mount command canonicalizes all paths (from command line or fstab) ...
3
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3answers
245 views

Creating a local workspace for development/testing

I want to be able to mount, say /home/$USER/workspace to /usr/local/workspace. Right now I'm using the python package pyfilesystem which uses fuse to do that. My problem is, that inside that mount I ...