svn commit: r366578 - head/sbin/devd

Warner Losh imp at bsdimp.com
Fri Oct 9 18:47:39 UTC 2020


On Fri, Oct 9, 2020, 12:20 PM Renato Botelho <garga at freebsd.org> wrote:

> On 09/10/20 15:16, Renato Botelho wrote:
> > On 09/10/20 13:57, Warner Losh wrote:
> >>
> >>
> >> On Fri, Oct 9, 2020 at 10:19 AM Renato Botelho <garga at freebsd.org
> >> <mailto:garga at freebsd.org>> wrote:
> >>
> >>     On 09/10/20 12:29, Warner Losh wrote:
> >>      > Author: imp
> >>      > Date: Fri Oct  9 15:29:05 2020
> >>      > New Revision: 366578
> >>      > URL: https://svnweb.freebsd.org/changeset/base/366578
> >>     <https://svnweb.freebsd.org/changeset/base/366578>
> >>      >
> >>      > Log:
> >>      >    Avoid using single quotes in arguments to logger.
> >>      >
> >>      >    Single quotes interfere with the workaround put in with
> >>     r335753 and
> >>      >    aren't necessary in this case. I believe that all the
> >>     underling issues
> >>      >    with r335753 have been corrected, but need to do more
> extensive
> >>      >    followup before reverting it as a bad idea.
> >>
> >>     Hi Warner,
> >>
> >>     How to proceed if it's needed to pass multiple parameters to a
> >> command
> >>     in following format?
> >>
> >>     cmd param1 'param2 has spaces and a $variable'
> >>
> >>
> >> action "cmd param1 'param2 has spaces and a '$variable";
> >>
> >> should do the trick. I'm documenting this now...
> >
> > It worked!! Thanks!
>
> Oooops, too fast.
>
> I wrote this script:
>
> #!/bin/sh
>
> echo "Param1 = '${1}'" >> /root/log
> echo "Param2 = '${2}'" >> /root/log
>
> And added this action on devd config:
>
> notify 0 {
>          match "system"          "IFNET";
>          match "type"            "LINK_UP";
>          media-type              "ethernet";
>         action "/root/log.sh -c 'interface linkup start '$subsystem";
> };
>
> notify 0 {
>          match "system"          "IFNET";
>         match "type"            "LINK_DOWN";
>         media-type              "ethernet";
>         action "/root/log.sh -c 'interface linkup stop '$subsystem";
> };
>
> And got the following output on /root/log:
>
> Param1 = '-c'
> Param2 = 'interface linkup start $em0'
>

Doh. I'll dig deeper.

Warner

>


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