src/sbin/sysctl, branch main FreeBSD source tree sysctl_test: Print standard error if sysctl -ao fails 2025-07-08T12:56:00+00:00 Mark Johnston markj@FreeBSD.org 2025-07-08T12:48:40+00:00 26e31700fc7d9bd033cb157f534c67bf9bc697dd MFC after: 1 week 
MFC after:	1 week
sysctl: Add a regression test which runs sysctl -a 2025-01-31T15:22:24+00:00 Mark Johnston markj@FreeBSD.org 2025-01-31T15:20:04+00:00 afc38f1f23ac3b579144d0d1d0c3fadf735d57bd Run sysctl -a during the test suite so that KASAN/KMSAN have a chance to catch something. Inspired by https://jprx.io/cve-2024-54507/ Reviewed by: jhb, emaste MFC after: 2 weeks Sponsored by: Klara, Inc. Differential Revision: https://reviews.freebsd.org/D48659 
Run sysctl -a during the test suite so that KASAN/KMSAN have a chance to
catch something.

Inspired by https://jprx.io/cve-2024-54507/

Reviewed by:	jhb, emaste
MFC after:	2 weeks
Sponsored by:	Klara, Inc.
Differential Revision:	https://reviews.freebsd.org/D48659
sysctl: Teach sysctl to attach and run itself in a jail 2025-01-30T18:20:41+00:00 Zhenlei Huang zlei@FreeBSD.org 2025-01-30T18:20:41+00:00 08aa7128dea4d14811ae4a0225d7c678869cfe62 This allows the parent jail to retrieve or set kernel state when child does not have sysctl(8) installed (e.g. light weighted OCI containers or slim jails). This is especially useful when manipulating jail prison or vnet sysctls. For example, `sysctl -j foo -Ja` or `sysctl -j foo net.fibs=2`. Reviewed by: dfr (previous version), markj MFC after: 1 week Relnotes: yes Differential Revision: https://reviews.freebsd.org/D48618 
This allows the parent jail to retrieve or set kernel state when child
does not have sysctl(8) installed (e.g. light weighted OCI containers
or slim jails).

This is especially useful when manipulating jail prison or vnet sysctls.
For example, `sysctl -j foo -Ja` or `sysctl -j foo net.fibs=2`.

Reviewed by:	dfr (previous version), markj
MFC after:	1 week
Relnotes:	yes
Differential Revision:	https://reviews.freebsd.org/D48618
sysctl: Refactor function parsefile() 2025-01-30T18:20:41+00:00 Zhenlei Huang zlei@FreeBSD.org 2025-01-30T18:20:41+00:00 6193855fc76c591ffabe6168cd674e6ec0dafa8e Let the caller open the file and pass in the file handler. This can benefit an upcoming change so that we will have cleaner logic. No functional change intended. Suggested by: markj MFC after: 1 week 
Let the caller open the file and pass in the file handler. This can
benefit an upcoming change so that we will have cleaner logic.

No functional change intended.

Suggested by:	markj
MFC after:	1 week
sysctl: Sort options 2025-01-23T08:01:04+00:00 Zhenlei Huang zlei@FreeBSD.org 2025-01-23T08:01:04+00:00 c294ecb25b5f3553b5c84b630869bb05724c9629 No functional change intended. MFC after: 1 day 
No functional change intended.

MFC after:	1 day
sysctl: Fix usage() and SYNOPSIS section of man page 2025-01-23T07:24:15+00:00 Zhenlei Huang zlei@FreeBSD.org 2025-01-23T07:24:15+00:00 0ee3e29e1d9ee3ed22441c0d580d2d1e57a1d9e3 I forgot to update the usage() and SYNOPSIS section of man page when adding the two options -J and -V. While here, fix the options sort order in SYNOPSIS section. Fixes: 5ec83c660aca sysctl: Add flags to filter jail prison and vnet variables MFC after: 1 day 
I forgot to update the usage() and SYNOPSIS section of man page when
adding the two options -J and -V.

While here, fix the options sort order in SYNOPSIS section.

Fixes:	5ec83c660aca sysctl: Add flags to filter jail prison and vnet variables
MFC after:	1 day
sysctl: Add flags to filter jail prison and vnet variables 2024-10-29T11:26:11+00:00 Zhenlei Huang zlei@FreeBSD.org 2024-10-29T11:26:11+00:00 5ec83c660acaf30c1d6b9417dbd8c80dfa9d56ac So users do not have to contact the source code to tell whether a variable is a jail prison / vnet one or not. Reviewed by: cy (previous version), markj, jamie (for #jails) MFC after: 2 weeks Relnotes: yes Differential Revision: https://reviews.freebsd.org/D47107 
So users do not have to contact the source code to tell whether a
variable is a jail prison / vnet one or not.

Reviewed by:	cy (previous version), markj, jamie (for #jails)
MFC after:	2 weeks
Relnotes:	yes
Differential Revision:	https://reviews.freebsd.org/D47107
sysctl.8: mark sysctls as vars per style.mdoc(7) 2024-09-21T11:25:16+00:00 Alexander Ziaee concussious@runbox.com 2024-09-14T18:33:21+00:00 2a680c5c37ea020467fce545734afea019d3a3ea + while here, fix alignment and tag SPDX MFC after: 3 days Reviewed by: imp Pull Request: https://github.com/freebsd/freebsd-src/pull/1421 
+ while here, fix alignment and tag SPDX

MFC after:	3 days

Reviewed by: imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/1421
Remove residual blank line at start of Makefile 2024-07-15T22:43:39+00:00 Warner Losh imp@FreeBSD.org 2024-07-15T04:46:32+00:00 e9ac41698b2f322d55ccf9da50a3596edb2c1800 This is a residual of the $FreeBSD$ removal. MFC After: 3 days (though I'll just run the command on the branches) Sponsored by: Netflix 
This is a residual of the $FreeBSD$ removal.

MFC After: 3 days (though I'll just run the command on the branches)
Sponsored by: Netflix
sysctl(8): Fix typo in comment 2024-02-13T04:28:55+00:00 Hao-Yu Hou howard.hou.fan@elsa.cs.nthu.edu.tw 2023-12-30T09:36:11+00:00 2e8ad2b698498a1c380d0d6fc5792b2c56926801 Line214: combind -> combine Reviewed by: zlai Event: Advanced UNIX Programming Course (Fall’23) at NTHU Request: https://github.com/freebsd/freebsd-src/pull/966 
Line214: combind -> combine

Reviewed by:	zlai
Event:		Advanced UNIX Programming Course (Fall’23) at NTHU
Request:	https://github.com/freebsd/freebsd-src/pull/966