OK, then back to the problem:
With and without nohup the same result: The app seems to start, but is
killed then. Didn't try debug yet, but the console output looks good:
TASK [Start server (run as non-privileged user)]
******************************************************************************************************************************************************************
changed: [ubuntuVM] => {"changed": true, "cmd": "nohup node wss.js &\n",
"delta": "0:00:01.190398", "end": "2021-10-12 18:30:38.791334", "msg": "",
"rc": 0, "start": "2021-10-12 18:30:37.600936", "stderr": "",
"stderr_lines": [], "stdout": "WSS mock running on port 8080",
"stdout_lines": ["WSS mock running on port 8080"]}
TASK [Start server (run as non-privileged user)]
******************************************************************************************************************************************************************
changed: [ubuntuVM] => {"changed": true, "cmd": "node wss.js &\n", "delta":
"0:00:01.182786", "end": "2021-10-12 18:31:23.449623", "msg": "", "rc": 0,
"start": "2021-10-12 18:31:22.266837", "stderr": "", "stderr_lines": [],
"stdout": "WSS mock running on port 8080", "stdout_lines": ["WSS mock
running on port 8080"]}
[email protected] schrieb am Dienstag, 12. Oktober 2021 um 20:24:53 UTC+2:
> On 12/10/2021 20:20, 'Neil Young' via Ansible Project wrote:
> > Yes, now everyone understands that you've got it.
> >
> > Anyone else with an answer to the actual question? Why is that not
> possible?
>
> Did you try to remove the redirection from your shell command and look at
> stdout/stderr (with register + debug task)?
>
> Regards
> Racke
>
> >
> > I don't mean: Why can't you do that?
> >
> > [email protected] schrieb am Dienstag, 12. Oktober 2021 um 20:09:54
> UTC+2:
> >
> > On 12/10/2021 20:00, 'Neil Young' via Ansible Project wrote:
> > > Look, that sucks meanwhile. The question was: "why is this not
> working"? Not: Who here is able to teach me best practice?
> > >
> > > Because - this is something I can get around the corner.
> > >
> > > I give you the last word. Will not respond.
> > >
> > > Thanks
> > >
> >
> > Fair enough, but the trouble is other users might reuse your
> questionable examples.
> >
> >
> > Racke
> >
> > >
> > > [email protected] schrieb am Dienstag, 12. Oktober 2021 um 19:08:47
> UTC+2:
> > >
> > > On 12/10/2021 19:04, 'Neil Young' via Ansible Project wrote:
> > > > Posts disappear here...
> > > >
> > > > However, disregard. IMHO there is nothing wrong with "node server.js
> &" and I was just trying to figure out why this doesn't work with Ansible.
> I wasn't looking for a religious discussion.
> > > >
> > >
> > > Neither me .. just pointing out common sense using Ansible and Unix
> services.
> > >
> > > Regards
> > > Racke
> > >
> > > > [email protected] schrieb am Dienstag, 12. Oktober 2021 um 18:54:35
> UTC+2:
> > > >
> > > > On 12/10/2021 18:45, 'Neil Young' via Ansible Project wrote:
> > > > > ...even though it might not be the high level of "best practice"
> (in fact you can read a lot of this Racke comments, especially with
> Ansible) - and I'm surely aware of that - it is a legit shell command.
> > > > >
> > > >
> > > > Yes, but running a server through nohup is certainly bad practice.
> Nohup is rather provided to prevent long running processes to be disrupted.
> > > >
> > > > There is no really good way to control the server when it is
> running. How do you stop it for example? Restart it when it is crashed? Etc.
> > > >
> > > > And the shell called from Ansible doesn't have the same environment
> as when you login as regular user.
> > > >
> > > > Regards
> > > > Racke
> > > >
> > > >
> > > > >
> > > > > Neil Young schrieb am Dienstag, 12. Oktober 2021 um 18:43:12 UTC+2:
> > > > >
> > > > > Thanks for the helpful comment.
> > > > >
> > > > > [email protected] schrieb am Dienstag, 12. Oktober 2021 um
> 18:42:33 UTC+2:
> > > > >
> > > > > On 12/10/2021 17:28, 'Neil Young' via Ansible Project wrote:
> > > > > > Hmm. I must be making again something fundamentally wrong :)
> > > > > >
> > > > >
> > > > > Yes, you are trying to use Ansible as glorified shell *and* ignore
> all the options to run a service properly (e.g. with systemd).
> > > > >
> > > > > Regards
> > > > > Racke
> > > > >
> > > > > > Trying to start a simple node server app into background
> > > > > >
> > > > > >
> > > > > > - name: Start server (run as non-privileged user)
> > > > > > tags: server
> > > > > > shell: |
> > > > > > nohup node server.js 2>&1 &
> > > > > > args:
> > > > > > chdir: my-server-dir
> > > > > > become: yes
> > > > > > become_user: "{{ non_root_user }}"
> > > > > >
> > > > > > This runs w/o problems. However, the service is not started...
> > > > > >
> > > > > > Running the same command from console works...
> > > > > >
> > > > > > It doesn't even run as "sudo" (if f I remove the "become" lines
> at the end, my entire script runs as sudo)
> > > > > >
> > > > > >
> > > > > >
> > > > > > --
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> <
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>
> <
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>
> <
> https://groups.google.com/d/msgid/ansible-project/7a4f5cee-091b-444c-a265-0a584afadb3fn%40googlegroups.com
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> > <
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> <
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>
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>
> <
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>
> <
> https://groups.google.com/d/msgid/ansible-project/7a4f5cee-091b-444c-a265-0a584afadb3fn%40googlegroups.com
> >>>>
> > > <
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>
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> >
> > <
> https://groups.google.com/d/msgid/ansible-project/7a4f5cee-091b-444c-a265-0a584afadb3fn%40googlegroups.com?utm_medium=email&utm_source=footer
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>
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> >>
> > > > <
> https://groups.google.com/d/msgid/ansible-project/7a4f5cee-091b-444c-a265-0a584afadb3fn%40googlegroups.com?utm_medium=email&utm_source=footer
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> >>>>>.
> > > > >
> > > > >
> > > > > --
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> programming.
> > > > > Debian and Sympa administration.
> > > > >
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> >>>>.
> > > >
> > > >
> > > > --
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