[systemd-devel] Configuring systemd to build systemd-tempfiles in Yocto

[Zbigniew Jędrzejewski-Szmek]

On Mon, May 23, 2022 at 01:24:44PM +0000, Dave Glenton wrote:
> Sorry if this question is covered elsewhere, but a couple of days of googling and experimentation has failed to find a solution and hopefully someone in this list can give me some pointers.
> 
> I am trying to configure an Open Embedded Yocto Linux build based round systemd version 249.7, however the resulting image is missing a number of binaries in the /usr/bin directory, specifically systemd-tmpfiles which is present on my Ubuntu 20.04 build machine.
> 
> I believe there should be parameters you can pass at build to configure what is generated, but I am struggling to find any documentation as to what they are and how you pass them to Meson / Ninja.

There is a meson configuration option: -Dtmpfiles=true|false, with
true being the default value.

I can't say anything what Yocto is doing. But it sounds like a local
configuration issue, the upstream default is to build most features.

Zbyszek


> 
> If I run systemd --version I get the following on Ubuntu
> 
> systemd --version
> systemd 245 (245.4-4ubuntu3.15)
> +PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS
> +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2
> default-hierarchy=hybrid
> 
> on this on Yocto
> 
> systemd 249 (249.7+)
> -PAM -AUDIT -SELINUX -APPARMOR +IMA -SMACK +SECCOMP -GCRYPT -GNUTLS
> -OPENSSL +ACL +BLKID -CURL -ELFUTILS -FIDO2 -IDN2 -IDN -IPTC +KMOD
> -LIBCRYPTSETUP +LIBFDISK -PCRE2 -PWQUALITY -P11KIT -QRENCODE -BZIP2
> -LZ4 -XZ -ZLIB +ZSTD +XKBCOMMON +UTMP +SYSVINIT
> default-hierarchy=hybrid
> 
> $ ls -la /usr/bin | grep systemd
> 10-rwxr-xr-x  1 root root       14384 Mar  9  2018 psplash-systemd
> 11-rwxr-xr-x  1 root root       18552 Mar  9  2018 systemd-cat
> 12-rwxr-xr-x  1 root root       18656 Mar  9  2018 systemd-cgls
> 13-rwxr-xr-x  1 root root       39048 Mar  9  2018 systemd-cgtop
> 14-rwxr-xr-x  1 root root       26744 Mar  9  2018 systemd-delta
> 15-rwxr-xr-x  1 root root       18552 Mar  9  2018 systemd-detect-virt
> 16-rwxr-xr-x  1 root root       35112 Mar  9  2018 systemd-dissect
> 17-rwxr-xr-x  1 root root       22640 Mar  9  2018 systemd-id128
> 18-rwxr-xr-x  1 root root       51544 Mar  9  2018 systemd-mount
> 19-rwxr-xr-x  1 root root       18544 Mar  9  2018 systemd-path
> 20lrwxrwxrwx  1 root root          10 Mar  9  2018 systemd-resolve -> resolvectl
> 21-rwxr-xr-x  1 root root       59712 Mar  9  2018 systemd-run
> 22-rwxr-xr-x  1 root root       26752 Mar  9  2018 systemd-socket-activate
> 23-rwxr-xr-x  1 root root       18560 Mar  9  2018 systemd-stdio-bridge
> 24lrwxrwxrwx  1 root root          13 Mar  9  2018 systemd-umount -> systemd-mount
> 
> Regards
> 
> Dave Glenton