search for: process_remove

...I need to disable removing file or removing directory using SFTP. In other words, the user can only write, move but not delete the file. This will be used to store logs so, I need to make sure once the logs written to my server the user cannot remove it. I tried doing this by changing the code of process_remove from: static void process_remove(void) { char *name; u_int32_t id; int status = SSH2_FX_FAILURE; int ret; id = get_int(); name = get_string(NULL); debug3("request %u: remove", id); logit("remove name \"%s\"", name); if (readonly) status = SSH2_FX_PERMISSION_DENIED;...

...e OpenSSH Version: 7.5p1 Hardware: Other OS: All Status: NEW Severity: normal Priority: P5 Component: sftp-server Assignee: unassigned-bugs at mindrot.org Reporter: walteste at inf.ethz.ch The code in process_remove() in sftp-server.c just tries a simple unlink for the file to be deleted. This does not work well on ZFS or Btrfs if the filesystem/pool is completely full, which is a well known problem of CoW filesystems. See here ofr instance: http://www.surlyjake.com/blog/2010/01/19/zfs-cant-rm-no-space-left...