Re: Troubleshooting pf congestion

2020-09-14 Thread Uwe Werler
Without seeing a rule set what should one say? Am 14. September 2020 15:19:46 GMT+00:00 schrieb Scott Reese : >Greetings: > >I am troubleshooting an issue: users complaining about network >performance. The firewall >is an OpenBSD 6.7 system with patches applied. I've traced the issue >and I'm se

Re: Troubleshooting pf congestion

2020-09-14 Thread Otto Moerbeek
On Mon, Sep 14, 2020 at 11:19:46AM -0400, Scott Reese wrote: > Greetings: > > I am troubleshooting an issue: users complaining about network performance. > The firewall > is an OpenBSD 6.7 system with patches applied. I've traced the issue and I'm > seeing the > congestion counter incrementing

Re: [EXTERNAL] Re: Troubleshooting pf congestion

2020-09-14 Thread Scott Reese
Greetings: - Original Message - > From: "Uwe Werler" > To: "misc" , "Scott Reese" , "misc" > > Sent: Monday, September 14, 2020 12:47:31 PM > Subject: [EXTERNAL] Re: Troubleshooting pf congestion > Without seeing a rule set what should one say? > >> >>If anyone could spare a couple

Troubleshooting pf congestion

2020-09-14 Thread Scott Reese
Greetings: I am troubleshooting an issue: users complaining about network performance. The firewall is an OpenBSD 6.7 system with patches applied. I've traced the issue and I'm seeing the congestion counter incrementing on system. The problems that we're seeing fit with what I have been able to

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Ingo Schwarze
Hi Theo, Theo de Raadt wrote on Mon, Sep 14, 2020 at 07:27:23AM -0600: > I am happy enough with the diff, and also dislike having a flag. > Can we get it commited Done. > and revisit the situation in 10 years? I'm sorry, i cannot promise to keep my TODO list in order for ten years, it often ta

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Theo de Raadt
Ingo Schwarze wrote: > Hi Brian, > > Brian Brombacher wrote on Mon, Sep 14, 2020 at 07:55:11AM -0400: > > > Love the idea; however, the only drawback is if some Bad Person > > is twiddling around and leaves a suid or dev around on a file system > > that is nosuid or nodev, you lose visibility.

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Todd C . Miller
On Mon, 14 Sep 2020 13:40:03 +0200, Ingo Schwarze wrote: > I think that is an interesting idea. That would be the patch below. > Given that the function find_special_files() looks for SUID, SGID, > and device files, i suggest this logic: skip a mount point if any > of the following is true: > >

desktop hardware that supports OpenBSD?

2020-09-14 Thread swrangsar
i am planning to buy a desktop in the near future and i would definitely like to run openbsd on it. so what about a dell optiplex, intel nuc or some assembled core i5 with tp link 802.11 ac wifi card? any other suggestions Sent from vivo smartphone

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Brian Brombacher
> On Sep 14, 2020, at 8:11 AM, Ingo Schwarze wrote: > > Hi Brian, > > Brian Brombacher wrote on Mon, Sep 14, 2020 at 07:55:11AM -0400: > >> Love the idea; however, the only drawback is if some Bad Person >> is twiddling around and leaves a suid or dev around on a file system >> that is nosu

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Ingo Schwarze
Hi Brian, Brian Brombacher wrote on Mon, Sep 14, 2020 at 07:55:11AM -0400: > Love the idea; however, the only drawback is if some Bad Person > is twiddling around and leaves a suid or dev around on a file system > that is nosuid or nodev, you lose visibility. Doesn't look like a problem to me; t

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Brian Brombacher
> On Sep 14, 2020, at 7:43 AM, Ingo Schwarze wrote: > > Hi Theo, > > Theo de Raadt wrote on Mon, Sep 14, 2020 at 04:06:08AM -0600: >> Ingo Schwarze wrote: > >>> are used for. Some such file systems may permit SUID and/or device >>> files, so not checking them may be a dubious idea. > >>

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Ingo Schwarze
Hi Theo, Theo de Raadt wrote on Mon, Sep 14, 2020 at 04:06:08AM -0600: > Ingo Schwarze wrote: >> are used for. Some such file systems may permit SUID and/or device >> files, so not checking them may be a dubious idea. > The script could identify mountpoints with safer mount options and > reduc

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Theo de Raadt
Ingo Schwarze wrote: > are used for. Some such file systems may permit SUID and/or device > files, so not checking them may be a dubious idea. The script could identify mountpoints with safer mount options and reduce scanning on them. That will also encourage admins to use restrictive mount op

Re: Must disable /usr/libexec/security on backup disks

2020-09-14 Thread Ingo Schwarze
Hi Todd, Todd C. Miller wrote on Sun, Sep 13, 2020 at 03:13:04PM -0600: > On Sun, 13 Sep 2020 09:17:02 -, Rupert Gallagher wrote: >> Since /usr/libexec/security runs blindly on every attached storage >> media, it also runs on mounted tape and backup data volumes. > It might be best to only c