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Groups > uk.comp.os.linux > #23733
| From | Dan Purgert <dan@djph.net> |
|---|---|
| Newsgroups | uk.comp.os.linux, alt.os.linux.ubuntu |
| Subject | Re: daemon program? |
| Date | 2025-09-10 10:54 +0000 |
| Organization | A noiseless patient Spider |
| Message-ID | <slrn10c2m6f.27s.dan@djph.net> (permalink) |
| References | (2 earlier) <109rb8b$1i7fe$1@dont-email.me> <slrn10c2efi.27s.dan@djph.net> <109rfs8$1iu6u$1@dont-email.me> <slrn10c2hmq.27s.dan@djph.net> <uIm*hofmA@news.chiark.greenend.org.uk> |
Cross-posted to 2 groups.
On 2025-09-10, Theo wrote: > In uk.comp.os.linux Dan Purgert <dan@djph.net> wrote: >> On 2025-09-10, Mike Scott wrote: >> > On 10/09/2025 09:42, Dan Purgert wrote: >> >> On 2025-09-10, Mike Scott wrote: >> >>> On 04/09/2025 08:26, Richard Kettlewell wrote: >> >>>> Mike Scott<usenet.16@sc >> >>> ottsonline.org.uk.invalid> writes: >> >>>>> I've been using a program 'daemon' on freebsd >> >>>>> (eg >> >>>>> man.freebsd.org/cgi/man.cgi?query=daemon&sektion=8&manpath=FreeBSD+14.3-RELEASE+and+Ports) >> >>>>> >> >>>>> which will run arbitrary programs as daemons, handling all the >> >>>>> necessary "house-keeping" for them. >> >>>>> >> >>>>> I can't find a ready-to-roll linux version - is there one please? >> >>>> If you want an (almost) identical interface then in Debian (and >> >>>> presumably therefore also Ubuntu), there’s a command of the same name >> >>>> and similar behavior: >> >>>> >> >>>> https://manpages.debian.org/trixie/daemon/daemon.1.en.html >> >>> >> >>> Sorry, back again. >> >>> >> >>> I've been playing with this and there seems to be an important feature >> >>> missing on linux that's in the BSD version: how to do logfile rotation? >> >>> [...] >> >>> Have I missed something? >> >> >> >> logrotate(8) ? >> >> >> >> >> > Thanks for the reply, but no. That assumes the existence of the >> > mechanism missing AFAICS from this daemon. >> >> I'm not sure what you mean here. "Logrotate" is a tool that exists. >> >> Granted, the systems here have been getting in-place upgrades for the >> last decade; maybe logrotate has since been replaced in 'clean' installs >> (or it's not a default part of the installation and I've just completely >> forgotten that). > > It sounds like the problem is that 'daemon' is never closing the output > file, so 'logrotate' is never able to process it. The -H flag is supposed > to tell daemon to close the file on SIGHUP so logrotate can swap it > out, but it doesn't exist in the Debian version. Oh, then you add 'copytruncate' to the rotate directives, and the original log gets zeroed out when logrotate runs. -- |_|O|_| |_|_|O| Github: https://github.com/dpurgert |O|O|O| PGP: DDAB 23FB 19FA 7D85 1CC1 E067 6D65 70E5 4CE7 2860
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daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-04 08:08 +0100
Re: daemon program? Richard Kettlewell <invalid@invalid.invalid> - 2025-09-04 08:26 +0100
(resoilved) Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-04 08:38 +0100
Re: (resoilved) Re: daemon program? Dan Purgert <dan@djph.net> - 2025-09-04 09:22 +0000
Re: (resoilved) Re: daemon program? Paul <nospam@needed.invalid> - 2025-09-04 06:12 -0400
Re: (resoilved) Re: daemon program? Lawrence D’Oliveiro <ldo@nz.invalid> - 2025-09-04 20:54 +0000
Re: (resoilved) Re: daemon program? Lawrence D’Oliveiro <ldo@nz.invalid> - 2025-09-05 04:05 +0000
Re: (resoilved) Re: daemon program? Richard Kettlewell <invalid@invalid.invalid> - 2025-09-05 08:16 +0100
Re: (resolved) Re: daemon program? Lawrence D’Oliveiro <ldo@nz.invalid> - 2025-09-05 07:55 +0000
Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-10 09:01 +0100
Re: daemon program? Lawrence D’Oliveiro <ldo@nz.invalid> - 2025-09-10 08:27 +0000
Re: daemon program? Chris Elvidge <chris@internal.net> - 2025-09-10 12:04 +0100
Re: daemon program? Lawrence D’Oliveiro <ldo@nz.invalid> - 2025-09-10 19:32 +0000
Re: daemon program? Chris Elvidge <chris@internal.net> - 2025-09-11 13:46 +0100
Re: daemon program? Richard Kettlewell <invalid@invalid.invalid> - 2025-09-11 18:48 +0100
Re: daemon program? Dan Purgert <dan@djph.net> - 2025-09-10 08:42 +0000
Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-10 10:20 +0100
Re: daemon program? Dan Purgert <dan@djph.net> - 2025-09-10 09:37 +0000
Re: daemon program? Theo <theom+news@chiark.greenend.org.uk> - 2025-09-10 11:08 +0100
Re: daemon program? Dan Purgert <dan@djph.net> - 2025-09-10 10:54 +0000
Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-10 12:25 +0100
Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-10 12:20 +0100
Re: daemon program? Dan Purgert <dan@djph.net> - 2025-09-10 11:31 +0000
Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-10 16:52 +0100
Re: daemon program? Richard Kettlewell <invalid@invalid.invalid> - 2025-09-11 08:49 +0100
(resolved) Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-11 11:02 +0100
Re: (resolved) Re: daemon program? Chris Elvidge <chris@internal.net> - 2025-09-11 13:53 +0100
Re: (resolved) Re: daemon program? Mike Scott <usenet.16@scottsonline.org.uk.invalid> - 2025-09-12 16:19 +0100
Re: (resolved) Re: daemon program? Lawrence D’Oliveiro <ldo@nz.invalid> - 2025-09-11 22:17 +0000
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