Re: Question about scripts in /etc/rc6.d
On Sun, Feb 16, 2003 at 02:39:47PM +0100, Qian Gong wrote:
> In /etc/rc6.d there is a link S30urandom. But run level 6 means reboot,
> which should stop (K) urandom, instead of start (S). More interesting is
> that "init 6" actually stops urandom. Another link is S35networking whose
> name means "start", but in fact "networking" is stopped. Any idea to
> explain? Thanks in advance.
Whether a link starts or stops something depends not on its name but
on what argument it is passed. SXXfoo and KXXfoo links both point to
the same /etc/init.d/foo, which reads its argument - start, stop,
restart etc. - and performs the appropriate action.
>From /usr/share/doc/sysvinit/README.runlevels.gz:
> 5. Halt/reboot
>
> Going to runlevel 0 or 6 will cause the system to be halted or rebooted,
> respectively. For example, if we go to runlevel 6 (reboot) first
> all /etc/rc6.d/KXXxxxx scripts will be executed alphabetically with
> "stop" as the first argument.
>
> Then the /etc/rc6.d/SXXxxxx scripts will be executed alphabetically
> with "stop" as the first argument as well. The reason is that there
> is nothing to start anymore at this point - all scripts that are
> run are meant to bring the system down.
>
> In the future, the /etc/rc6.d/SXXxxxx scripts MIGHT be moved to
> /etc/rc6.d/K1XXxxxx for clarity.
Pigeon
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