On Tue, Jul 15, 2003 at 08:32:38PM -0400, Greg Wooledge wrote:
> Toad ([EMAIL PROTECTED]) wrote:
> 
> > Well, the problem is that if we just put in ulimit -n 1024 > /dev/null
> > 2>&1, it will REDUCE the ulimit if it is higher than that.
> 
> if [ `ulimit -n` -lt 1024 ]; then
>     ulimit -n 1024
> fi
> 
> Actually, that's not the best approach.  See below.
> 
> > Also we need
> > to tell the node if it succeeded. Somebody better at shell script should
> > look at this; it's not urgent.
> 
> How would that be accomplished?  Writing a line in the config file?
> 
> Here's a first draft, but it may want some tweaking:

Is this reasonably portable /bin/sh code? If so, we should incorporate
it.

> 
> =========================================================================
> # We want to set the open file limit to 1024, unless it's already higher.
> # But if the hard limit is lower than 1024, set it to the hard limit.
> current=`ulimit -n`
> if [ $current -lt 1024 ]; then
>     hard=`ulimit -n -H`
>     test $hard -gt 1024 && hard=1024
>     ulimit -n $hard 2>/dev/null
>     current=`ulimit -n`
> fi
> 
> # Tell the node.
> egrep -v '^%?openFilesLimit=' <freenet.conf >freenet-new.conf &&
>     echo openFilesLimit=$current >> freenet-new.conf &&
>     mv -f freenet-new.conf freenet.conf
> =========================================================================
> 
> The only part of the code above that I don't like is the "Tell the node"
> bit.  I tried to do it with sed, but OpenBSD's sed (at least!) didn't
> do what GNU/Linux's sed did when I fed it an "s/^%\?...//" type thing.
> So I used egrep, which seems to be the only thing which works, but
> it will always move the openFilesLimit line to the end of the file,
> which I think is inelegant.
> 
> -- 
> Greg Wooledge                  |   "Truth belongs to everybody."
> [EMAIL PROTECTED]              |    - The Red Hot Chili Peppers
> http://wooledge.org/~greg/     |

-- 
Matthew J Toseland - [EMAIL PROTECTED]
Freenet Project Official Codemonkey - http://freenetproject.org/
ICTHUS - Nothing is impossible. Our Boss says so.

Attachment: pgp00000.pgp
Description: PGP signature

Reply via email to