OpenZFS on Linux and FreeBSD
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Allan Jude 5161e5d8a4 Allow mounting snapshots in .zfs/snapshot as a regular user
Rather than doing a terrible credential swapping hack, we just
check that the thing being mounted is a snapshot, and the mountpoint
is the zfsctl directory, then we allow it.

If the mount attempt is from inside a jail, on an unjailed dataset
(mounted from the host, not by the jail), the ability to mount the
snapshot is controlled by a new per-jail parameter: zfs.mount_snapshot

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Co-authored-by: Ryan Moeller <ryan@iXsystems.com>
Signed-off-by: Ryan Moeller <ryan@iXsystems.com>
Signed-off-by: Allan Jude <allan@klarasystems.com>
Sponsored-by: Modirum MDPay
Sponsored-by: Klara Inc.
Closes #13758
2023-02-06 10:40:16 -08:00
.github Use Ubuntu 20.04 and remove Ubuntu 18.04 from workflows 2022-12-09 10:57:10 -08:00
cmd Change ZEVENT_POOL_GUID to ZEVENT_POOL to display pool names 2023-01-19 12:50:36 -08:00
config linux 6.2 compat: zpl_set_acl arg2 is now struct dentry 2023-01-24 15:36:08 -08:00
contrib include systemd overrides to zfs-dracut module 2023-01-19 12:50:42 -08:00
etc systemd: set restart=always for zfs-zed.service 2023-01-19 12:50:42 -08:00
include linux 6.2 compat: zpl_set_acl arg2 is now struct dentry 2023-01-24 15:36:08 -08:00
lib Add color output to zfs diff. 2023-01-19 12:50:36 -08:00
man Add color output to zfs diff. 2023-01-19 12:50:36 -08:00
module Allow mounting snapshots in .zfs/snapshot as a regular user 2023-02-06 10:40:16 -08:00
rpm rpm: Silence "unversioned Obsoletes" warnings on EL 9 2022-09-13 17:50:59 -07:00
scripts scripts/enum-extract.pl should not hard code perl path 2022-12-01 12:39:41 -08:00
tests Activate filesystem features only in syncing context 2023-01-19 12:50:42 -08:00
udev Udev rules: use match (==) rather than assign (=) for PROGRAM 2021-09-14 12:23:10 -07:00
.editorconfig Add an .editorconfig; document git whitespace settings 2020-01-27 13:32:52 -08:00
.gitignore Add FreeBSD support to OpenZFS 2020-04-14 11:36:28 -07:00
.gitmodules .gitmodules: link to openzfs github repository 2021-04-14 13:23:08 -07:00
AUTHORS Add zstd support to zfs 2020-08-20 10:30:06 -07:00
CODE_OF_CONDUCT.md Documentation corrections 2023-01-19 12:50:42 -08:00
COPYRIGHT Fix typos 2020-06-09 21:24:09 -07:00
LICENSE Update build system and packaging 2018-05-29 16:00:33 -07:00
META Tag zfs-2.1.9 2023-01-24 15:41:54 -08:00
Makefile.am config: check for parallel(1), use it for cstyle 2022-09-14 11:23:25 -07:00
NEWS Fix NEWS file 2020-08-26 21:44:41 -07:00
NOTICE Update build system and packaging 2018-05-29 16:00:33 -07:00
README.md README: Update OpenZFS website url 2022-02-16 17:58:55 -08:00
RELEASES.md Add RELEASES.md file 2021-04-07 13:26:58 -07:00
TEST Remove CI builder customization from TEST 2020-03-16 10:46:03 -07:00
autogen.sh Cause autogen.sh to fail if autoreconf fails 2018-07-06 09:27:37 -07:00
configure.ac Linux 5.16 compat: don't use XSTATE_XSAVE to save FPU state 2022-02-16 17:58:55 -08:00
copy-builtin copy-builtin: posix conformance 2021-05-10 12:18:54 -07:00
zfs.release.in Move zfs.release generation to configure step 2012-07-12 12:22:51 -07:00

README.md

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OpenZFS is an advanced file system and volume manager which was originally developed for Solaris and is now maintained by the OpenZFS community. This repository contains the code for running OpenZFS on Linux and FreeBSD.

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Official Resources

Installation

Full documentation for installing OpenZFS on your favorite operating system can be found at the Getting Started Page.

Contribute & Develop

We have a separate document with contribution guidelines.

We have a Code of Conduct.

Release

OpenZFS is released under a CDDL license. For more details see the NOTICE, LICENSE and COPYRIGHT files; UCRL-CODE-235197

Supported Kernels

  • The META file contains the officially recognized supported Linux kernel versions.
  • Supported FreeBSD versions are any supported branches and releases starting from 12.2-RELEASE.