[OE-core] How to "implement" systemd

[Mike Looijmans]

On 02/14/2013 02:42 PM, Mike Looijmans wrote:
> On 02/14/2013 01:57 PM, Mike Looijmans wrote:
>> On 02/14/2013 01:42 PM, Marcin Juszkiewicz wrote:
>>> W dniu 14.02.2013 13:35, Mike Looijmans pisze:
>>>> So far i've been using good old initscripts for my systems. I want to
>>>> try out systemd. Having zero experience with that, I just added
>>>> "systemd" to the DISTRO_FEATURES and started a fresh  build. The build
>>>> ran fine, but it produced something that still seems to be using
>>>> initscripts, albeit that a few things stopped working (the network did
>>>> not start, for example).
>>>
>>> DISTRO_FEATURES_INITMAN = "systemd" is what you want.
>>
>> Sorry, I have to amend my original post.
>>
>> DISTRO_FEATURES_INITMAN = "systemd"
>>
>> is just what I did (added it to my distro .conf file), because from the
>> source I gathered that that was the way to get it into DISTRO_FEATURES.
>>
>> How can I check whether it's using systemd? I don't see any obvious
>> difference in the rootfs, and I never saw any systemd package being
>> built either.
>
> Ah, to (probably) answer my own question, there was a hidden
> VIRTUAL-RUNTIME_init_manager = "sysvinit"
> in my config chain, which was probably the cause. Running another build,
> and I've seen a systemd task being run now...

That indeed "solved" the issue. However, the image doesn't get to a 
point that I can actually log in or do something useful, so I guess the 
default is still sysvinit for good reasons :)

Here's all the logging I get before it "dies":


systemd[1]: systemd 197 running in system mode. (-PAM -LIBWRAP -AUDIT 
-SELINUX +IMA +S
YSVINIT -LIBCRYPTSETUP +GCRYPT +ACL +XZ) 

Welcome to Linux! 

 

š���͕��m�]: Cannot add dependency job for unit display-manager.service, 
ignoring: Uni t
  display-manager.service failed to load: No such file or directory. See 
system logs an
          Expecting device dev-ttyPS0.device.....Wall Directory Watch.. 

[  OK  ] Reached target Remote File Systems. 

[  OK  ] Listening on /dev/initctl Compatibility Named Pipe. 

[  OK  ] Listening on Delayed Shutdown Socket.ility Named Pipe. 

[  OK  ] Listening on udev Kernel Socket.ests to Console Directory 
Watch..
[  OK  ] Listening on udev Control Socket.t. 

š���͕��m�]: Set up automount Arbitrary Executable File Formats File 
System Automount  P
[  OK  ] Reached target Swap. 

[  OK  ] Listening on Journal Socket. 

          Mounting Temporary Directory..... 

          Starting Remount Root and Kernel File Systems..... 

          Starting Load Kernel Modules...... 

EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) 

          Mounting Debug File System......