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Commit Graph

6886 Commits

Author SHA1 Message Date
Zbigniew Jędrzejewski-Szmek
7e922b0584 sd-event: let sd_event_source_set_enabled accept NULL
Same story as before: disabling a non-existent event source shouldn't
need to be guarded by an if. I retained the wrapper so that that we don't
have to say SD_EVENT_OFF in the many places where this is called.
2022-06-30 10:35:27 +02:00
Zbigniew Jędrzejewski-Szmek
71193c0b62 sd-event: allow sd_event_source_is_enabled() to return false for NULL
This is a natural use case, and instead of defining a wrapper to do this
for us, let's just make this part of the API. Calling with NULL was not
allowed, so this is not a breaking change to the interface.

(After sd_event_source_is_enabled was originally added, we introduced
sd_event_source_disable_unref() and other similar functions which accept
NULL. So not accepting NULL here is likely to confuse people. Let's just
make the API usable with minimal fuss.)
2022-06-30 10:35:27 +02:00
Zbigniew Jędrzejewski-Szmek
85f8afb706 man: document sd_bus_message_read_strv_extend() 2022-06-30 10:35:27 +02:00
Zbigniew Jędrzejewski-Szmek
944c124330 man: document sd_id128_string_equal() 2022-06-30 10:35:27 +02:00
Zbigniew Jędrzejewski-Szmek
d13f105165 man: rework the text in sd-id128
In places the text was overly formal, e.g. "an 128-bit ID" was repeated, even
though it is clear from the context that we're talking about this type of ID.
OTOH, in other places the text was informal, e.g. "You can use …".
Also, "you may use f() to frob" → "f() frobs". The text without all the
flourishes is easier to read.

sd_id128_in_set_sentinel() was described only in passing when taking about
sd_id128_in_set(), now it gets is own brief paragraph.

The synopsis was missing.
2022-06-30 10:35:27 +02:00
Zbigniew Jędrzejewski-Szmek
870c2aaf8c man: document sd_bus_error_setfv()
The description for sd_bus_error_set_errnof/sd_bus_error_set_errnofv are
adjusted to use the same pattern.
2022-06-30 10:35:27 +02:00
Zbigniew Jędrzejewski-Szmek
4e116dd4fc meson: update man-generation rules for sd_hwdb_new_from_path
Forgotten in 60f0ba7556.
2022-06-30 10:35:27 +02:00
Michael Biebl
e2285c5735 Use https for man7.org 2022-06-28 16:05:31 +02:00
Michael Biebl
41d6f3bf4d Use https for freedesktop.org
grep -l -r http:// | xargs sed -E -i s'#http://(.*).freedesktop.org#https://\1.freedesktop.org#'
2022-06-28 13:10:05 +02:00
David Tardon
4885d7490b logind-session-dbus: allow to set display name via dbus
Currently, the only way to set display name of a graphical session is to
pass it to CreateSession(). But modern display managers like gdm start
the display server as part of the user session, which means that the
display name isn't known yet when the session is being created. Hence,
let's make it possible to set it later.
2022-06-22 22:34:29 +02:00
Yu Watanabe
46355675f7
Merge pull request #23774 from yuwata/netlabel-nftset-follow-ups
network, core: revert NFTSet and NetLabel features
2022-06-23 01:33:19 +09:00
Zbigniew Jędrzejewski-Szmek
a7b2aa658f
Merge pull request #23806 from keszybz/udevadm-info-pager
Pager for udevadm info
2022-06-22 16:50:53 +02:00
Yu Watanabe
a32badc5a6 Revert "networkd: NetLabel integration"
This reverts PR #23269 and its follow-up commit. Especially,
2299b1cae3 (partially), and
3cf63830ac.

The PR was merged without final approval, and has several issues:
- The NetLabel for static addresses are not assigned, as labels are
  stored in the Address objects managed by Network, instead of Link.
- If NetLabel is specified for a static address, then the address
  section will be invalid and the address will not be configured,
- It should be implemented with Request object,
- There is no test about the feature.
2022-06-22 22:34:26 +09:00
Yu Watanabe
b48ed70c79 Revert NFTSet feature
This reverts PR #22587 and its follow-up commit. More specifically,
2299b1cae3 (partially),
e176f855278d5098d3fecc5aa24ba702147d42e0,
ceb46a31a01b3d3d1d6095d857e29ea214a2776b, and
51bb9076ab8c050bebb64db5035852385accda35.

The PR was merged without final approval, and has several issues:
- OSS fuzz reported issues in the conf parser,
- It calls synchrnous netlink call, it should not be especially in PID1,
- The importance of NFTSet for CGroup and DynamicUser may be
  questionable, at least, there was no justification PID1 should support
  it.
- For networkd, it should be implemented with Request object,
- There is no test for the feature.

Fixes #23711.
Fixes #23717.
Fixes #23719.
Fixes #23720.
Fixes #23721.
Fixes #23759.
2022-06-22 22:23:58 +09:00
Zbigniew Jędrzejewski-Szmek
b6ec23a01a udevadm info: implement --no-pager 2022-06-22 14:31:42 +02:00
Foster Snowhill
1132f004b3 cryptenroll: fix typo in manpage 2022-06-18 10:42:13 +09:00
Yu Watanabe
172cbcdc8b tree-wide: fix typo 2022-06-15 14:50:34 +09:00
adrian5
b105d41304 man: Add some punctuation; remove double spaces. 2022-06-15 03:22:15 +09:00
Jan Janssen
23742af522 boot: Drop use of MetaiMatch
A future commit will add support for unicode collation protocol that
allows case folding and comparing strings with locale awareness. But it
only operates on whole strings, so fnmatch cannot use those without a
heavy cost. Instead we just case fold the patterns instead (the IDs we
try to match are already lower case).
2022-06-09 12:50:13 +02:00
Topi Miettinen
46c3b1ff88 core: firewall integration with DynamicUserNFTSet=
New directive `DynamicUserNFTSet=` provides a method for integrating
configuration of dynamic users into firewall rules with NFT sets.

Example:
```
table inet filter {
        set u {
                typeof meta skuid
        }

        chain service_output {
                meta skuid != @u drop
                accept
        }
}
```

```
/etc/systemd/system/dunft.service
[Service]
DynamicUser=yes
DynamicUserNFTSet=inet:filter:u
ExecStart=/bin/sleep 1000

[Install]
WantedBy=multi-user.target
```

```
$ sudo nft list set inet filter u
table inet filter {
        set u {
                typeof meta skuid
                elements = { 64864 }
        }
}
$ ps -n --format user,group,pid,command -p `pgrep sleep`
    USER    GROUP     PID COMMAND
   64864    64864   55158 /bin/sleep 1000
```
2022-06-08 16:12:25 +00:00
Topi Miettinen
c0548df0a2 core: firewall integration with ControlGroupNFTSet=
New directive `ControlGroupNFTSet=` provides a method for integrating services
into firewall rules with NFT sets.

Example:

```
table inet filter {
...
        set timesyncd {
                type cgroupsv2
        }

        chain ntp_output {
                socket cgroupv2 != @timesyncd counter drop
                accept
        }
...
}
```

/etc/systemd/system/systemd-timesyncd.service.d/override.conf
```
[Service]
ControlGroupNFTSet=inet:filter:timesyncd
```

```
$ sudo nft list set inet filter timesyncd
table inet filter {
        set timesyncd {
                type cgroupsv2
                elements = { "system.slice/systemd-timesyncd.service" }
        }
}
```
2022-06-08 16:12:25 +00:00
Topi Miettinen
ab51fd9dbd network: firewall integration with NFT sets
New directives `NFTSet=`, `IPv4NFTSet=` and `IPv6NFTSet=` provide a method for
integrating configuration of dynamic networks into firewall rules with NFT
sets.

/etc/systemd/network/eth.network
```
[DHCPv4]
...
NFTSet=netdev:filter:eth_ipv4_address
```

```
table netdev filter {
        set eth_ipv4_address {
                type ipv4_addr
                flags interval
        }
        chain eth_ingress {
                type filter hook ingress device "eth0" priority filter; policy drop;
                ip saddr != @eth_ipv4_address drop
                accept
        }
}
```
```
sudo nft list set netdev filter eth_ipv4_address
table netdev filter {
        set eth_ipv4_address {
                type ipv4_addr
                flags interval
                elements = { 10.0.0.0/24 }
        }
}
```
2022-06-08 16:12:25 +00:00
Topi Miettinen
3cf63830ac networkd: NetLabel integration
New directive `NetLabel=` provides a method for integrating dynamic network
configuration into Linux NetLabel subsystem rules, used by Linux security
modules (LSMs) for network access control. The option expects a whitespace
separated list of NetLabel labels. The labels must conform to lexical
restrictions of LSM labels. When an interface is configured with IP addresses,
the addresses and subnetwork masks will be appended to the NetLabel Fallback
Peer Labeling rules. They will be removed when the interface is
deconfigured. Failures to manage the labels will be ignored.

Example:
```
[DHCP]
NetLabel=system_u:object_r:localnet_peer_t:s0
```

With the above rules for interface `eth0`, when the interface is configured with
an IPv4 address of 10.0.0.0/8, `systemd-networkd` performs the equivalent of
`netlabelctl` operation

```
$ sudo netlabelctl unlbl add interface eth0 address:10.0.0.0/8 label:system_u:object_r:localnet_peer_t:s0
```

Result:
```
$ sudo netlabelctl -p unlbl list
...
 interface: eth0
   address: 10.0.0.0/8
    label: "system_u:object_r:localnet_peer_t:s0"
...
```
2022-06-06 18:24:10 +00:00
Zbigniew Jędrzejewski-Szmek
6a9f3cef8c
Merge pull request #23576 from yuwata/network-erspan-version
network: support erspan version 0 and 2
2022-06-02 16:58:55 +02:00
Antonio Alvarez Feijoo
5ad0109cd8 man: add missing arguments to systemd-creds synopsis 2022-06-02 16:35:36 +02:00
Steve Ramage
39a742888b
Documents the AssertCPUFeature= flag (#23594)
Fixes #23593
2022-06-02 13:16:48 +09:00
Zbigniew Jędrzejewski-Szmek
14c811ff4a
Merge pull request #23575 from keszybz/logind-wall-message-cleanup
Cleanup wall messages emitted by logind and systemctl
2022-06-01 16:26:29 +02:00
Zbigniew Jędrzejewski-Szmek
5b69a7c540 man/systemctl: improve grammar in description of --check-inhibitors 2022-06-01 09:23:55 +02:00
Yu Watanabe
98406eda8a network/erspan: support erspan version 0 and 2
This also makes networkd accepts erspan index 0.

Closes #23570.
2022-06-01 04:02:48 +09:00
Benjamin Franzke
926f2a04fc man/nspawn: os-release is only checked for booted containers
/etc/os-release existence is only enforced in --boot mode,
therefore the term "starting" (which also applies to chroot-like mode)
is substituted with "booting" in this context.
2022-05-30 20:26:44 +02:00
Benjamin Franzke
3a9d9f2a23 man/nspawn: add a sentence-connecting adverb to machinectl note
The recommendation to use machinectl login/shell instead of
trying to combine two distinct container instances seemed a
litte bit out of context and is now combined via "rather".
2022-05-30 20:21:27 +02:00
Benjamin Franzke
b47013fd77 man/nspawn: fix boot-option related wording 2022-05-30 20:21:27 +02:00
Javkhlanbayar Khongorzul
01ae74c8c7 man: Fix minor typo 2022-05-28 18:38:47 +09:00
Nick Rosbrook
60f0ba7556 sd-hwdb: add sd_hwdb_new_from_path
The existing sd_hwdb_new function always initializes the hwdb from the
first successful hwdb.bin it finds from hwdb_bin_paths. This means there
is currently no way to initialize a hwdb from an explicit path, which
would be useful for systemd-hwdb query.

Add sd_hwdb_new_from_path to allow a sd_hwdb to be initialized from a
custom path outside of hwdb_bin_paths.
2022-05-27 09:40:54 -04:00
Luca Boccassi
d20110b459
Merge pull request #23521 from keszybz/some-docs
Some docs
2022-05-27 11:42:01 +01:00
Eduard Tolosa
815068d3a3 loader.conf: Clarify the default value of timeout. 2022-05-27 06:48:18 +09:00
Zbigniew Jędrzejewski-Szmek
b72308d344 man/homectl: adjust man page to match code
Fixes #22966. Since there are competing conventions, let's not
change our code, but make the docs match what is implemented.
2022-05-26 14:29:50 +02:00
Zbigniew Jędrzejewski-Szmek
8f24777156 man/sd-bus: discuss negative-return values and add example
Fixes #22816.
2022-05-26 14:29:50 +02:00
Zbigniew Jędrzejewski-Szmek
5ee38adea4 man/shutdown: explain -h more
Fixes #23401
2022-05-26 14:29:50 +02:00
Zbigniew Jędrzejewski-Szmek
223a359f21 man/automount: say that automounts should not be nested
Fixes #21832.
2022-05-26 14:29:50 +02:00
Zbigniew Jędrzejewski-Szmek
93dbc22a95 man/systemd.automount: move the main description up and clarify deps 2022-05-26 14:29:50 +02:00
Zbigniew Jędrzejewski-Szmek
19cb82799e man: do not say "additional symlinks" for mount/automount aliases
"additional" implies that the unit itself is a symlink, which it is not.
Also "link to the mount unit", not "link to the mount".
2022-05-26 14:23:47 +02:00
Zbigniew Jędrzejewski-Szmek
a6e334649d systemctl: make show/status honour --state and --type
This makes the interface more flexible, by allowing the same filtering
for show and status as is done for list-units.

Fixes #23207.
2022-05-26 10:37:35 +09:00
Rahil Bhimjiani
97e7d4945d [sd-boot] improve documentation of beep 2022-05-25 14:20:14 +02:00
Zbigniew Jędrzejewski-Szmek
2f9b7186e3
Merge pull request #23414 from keszybz/analyze-vercmp
systemd-analyze compare-versions
2022-05-23 09:14:51 +02:00
Luca Boccassi
ebd4571e31
Merge pull request #22550 from medhefgo/boot-mixed
boot: EFI mixed mode support
2022-05-21 22:38:56 +01:00
Jan Janssen
6e9165397f bootctl: Add EFI arch detection support 2022-05-21 15:11:13 +01:00
Benjamin Franzke
a8c03388f8 tree-wide: Update homepage to systemd.io 2022-05-21 14:33:24 +02:00
Benjamin Franzke
92897d768d tree-wide: replace obsolete wiki links with systemd.io/manpages
All wiki pages that contain a deprecation banner
pointing to systemd.io or manpages are updated to
point to their replacements directly.

Helpful command for identification of available links:
git grep freedesktop.org/wiki | \
    sed "s#.*\(https://www.freedesktop.org/wiki[^ $<'\\\")]*\)\(.*\)#\\1#" | \
    sort | uniq
2022-05-21 14:29:14 +02:00
Benjamin Franzke
a25d9395ad tree-wide: streamline wiki links
* Avoid traling slash as most links are defined without.
* Always use https:// protocol and www. subdomain

Allows for easier tree-wide linkvalidation
for our migration to systemd.io.
2022-05-21 14:28:03 +02:00