Re: Have an external script wait for a oneshot service
Paul Sopka <[email protected]> Wed, 4 Dec 2024 18:12:07 +0100
| Newsgroups | gmane.comp.sysutils.supervision.general |
|---|---|
| Message-ID | <[email protected]> |
Thank you for your answer! > I could be mistaken, but I thought one-shots were specifically designed for > fire-and-forget use, I would argue that the following speaks against this: - s6-rc tracks the state of oneshots already in that you can not run "s6-rc start <oneshot>" multiple times without "s6-rc stop <oneshot>" in between. - Longrun service A can depend on a oneshot B in that it is only ran once B is finished. - It is useful to know whether and when a oneshot task is finished. By the above I would argue that oneshots are on equal footing with and of equal importance as longruns, not just "fire-and-forget" and therefore would profit from an equally powerful readiness api. > and that if you want to monitor it that way, you should > use a regular service. This is not possible, since what I depend on is a script that does its thing and exits. I would need to add a "sleep infinity" or better, a posix compatible alternative at its end, which would cause a useless dangling longrun being supervised and logged - a waste of resources. Regards Paul Sopka
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