Re: Login.conf Limits not Applying for Postfix

2013-05-09 Thread Eric S Pulley

 Hey list,

 I have a pretty low resource usage for users on my system, thus I have
 some low limits set in my /etc/login.conf. Particularly openfiles, which
 is set to 128 for the default class. However, I started getting errors
 from Postfix saying it has hit this limit:
 postfix/proxymap[97907]: warning: could allocate space for only 128 open
 files

 So I added a new class in my /etc/login.conf:

 postfix:\
 :openfiles=1024:\
 :tc=default:

 Yes, I did run `cap_mkdb /etc/login.conf` (multiple times, in fact). I
 stopped and restarted the postfix daemon. I've even rebooted the system
 entirely since then, to no avail (It sends half the mail at a time - but
 the error appears again once mail starts building up). Am I missing
 something? Do I need to set the postfix user into the postfix login class
 somehow?

Yes see http://www.freebsd.org/doc/en/books/handbook/users-modifying.html

 My full /etc/login.conf is here: http://pastebin.ca/2376936


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Re: pkgng repositories

2013-05-01 Thread Eric S Pulley

 On Wed, 01 May 2013 08:54:33 -0500, Quark unixuser2000-f...@yahoo.com
 wrote:

 Does some noble soul maintain any publically accessible pkgng repo?

 PCBSD has one!

 ftp://ftp.pcbsd.org/pub/mirror/packages/9.1-RELEASE/amd64/ (or i386)
 ___


Also if I remember right Xorg and KDE4 are included on the release DVD image.

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Re: Home WiFi Router with pfSense or m0n0wall?

2013-04-21 Thread Eric S Pulley

 Hi,

 I'm looking to replace the piece of crap 2wire WiFi router that gets
 crakced every other day for something with pfSense or m0n0wall

 I would like something that is plug and play and easy to use  in the
 $300 rage tops that has the WiFi router integrated. It seems only
 Hacom offers this. Can anyone recommend something different or has
 anyone here tried Hacom WiFi routers?

 Any additional comments or recommendations?

 Thanks,

 --
 Alejandro Imass


Get a HostAP capable miniPCI card and stick it in a netbook. I did that to
an Acer I picked up cheap and added external antenna (not sure how much
that mattered), works great all for under 300USD. I'm running OpenBSD on
mine but should do any of the firewall/routers specific variants just
fine.

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Re: Soekris or .. ?

2013-03-01 Thread Eric S Pulley

 On Fri, Mar 1, 2013 at 11:49 AM, Julien Cigar jci...@ulb.ac.be wrote:
 Hello,

 I'm looking for a small Soekris-like (http://soekris.com/) box which
 support
 FreeBSD, any experience or brand to advise .. ?

 I'm using Soekris net4801 boxes with FreeBSD without problems
 since many years as small routers with pf, dhcp, bind, lighttpd etc...
 Last version i've tested is 8.3. I didn't update to 9.X yet for no other
 reasons than lack of time to try it, and I don't know if clang supports
 Geode well enough so I can't say anything about -CURRENT. But save
 for this, Soekris boxes and FreeBSD are a great match.

 Thank you,
 Julien

 -cpghost.

 --
 Cordula's Web. http://www.cordula.ws/
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Just food for thought: You could also use a cheap netbook for about the
same money as a new Soekris box. Unless you have minimalistic power
requirements and really need the Seokris' 12-15W vs a netbooks 40-50W
draw.

Advantages, at least compared to my Soekris net4801, are integrated
screen,keyboard and UPS and much better network throughput via ural(4) or
similar versus the built in sis(4) of the net4801. If power is a major
concern you can shut down the LCD assuming you can get APCI working
correctly.

-- 
ESP

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Re: Unable to install xorg using pkg_add

2013-01-10 Thread Eric S Pulley

Read the 9.1 Release notes. This is the expected behavior. You'll need the
DVD iso or build from ports to get xorg going in 9.1 right now.


 Hello, I just installed FreeBSD last night using the bootonly image for
 9.0-RELEASE. I then updated to 9.1-RELEASE using freebsd-update.
 Everything
 seems to have gone smoothly but now I'm getting the below error when
 trying
 to isntall xorg.

 Error: Unable to get
 ftp://ftp.freebsd.org/pub/FreeBSD/ports/amd64/packages-9.1-release/Latest/xorg.tbz:
 File unavailable (e.g., file not found, no access)
 pkg_add: unable to fetch '
 ftp://ftp.freebsd.org/pub/FreeBSD/ports/amd64/packages-9.1-release/Latest/xorg.tbz'
 by URL




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Re: Is FreeBSD 9 Production Ready?

2012-11-24 Thread Eric S Pulley


--On November 24, 2012 10:38:35 AM -0600 Tim Daneliuk 
tun...@tundraware.com wrote:



I am currently running FBSD 8.3-STABLE on a production server that
provides http, dns, smtp, and so on for a small domain.  This is not
a high arrival rate environment but it does need to be rock solid (which
FBSD 4-8 have been).

I am contemplating moving to the FBSD 9 family.  Is this branch ready
for production or should I wait a while yet?  I ordinarily avoid x.0
releases of anything and I know 9.1 is soon going to be with us.

In a related note, if I do move to 9.x is it sufficient to grab the
appropriate source tree and compile world and kernels, install and
reboot?  That is, it is reasonable to do an in-place upgrade.  This
is how I migrated 4-6, 6-7, and 7-8 and I am hoping this is till
the case since a complete reinstall is painful and slow.



I upgraded to 9 on a server that is basically doing what yours is. I used 
freebsd-update and it did all the right things no problems. Been running on 
9 without any issues pretty much since it came out. However, the only thing 
remotely fancy I'm doing is running root ZFS and link aggregation on my 
NIC's.



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Re: How is zfs file system known in fsck?

2012-11-18 Thread Eric S Pulley
--On November 18, 2012 10:38:43 AM -0500 Lynn Steven Killingsworth 
blue.seahorse.syndic...@gmail.com wrote:



Hi FreeBSD -

On my PC-BSD 9.1 RC3 I need to run fsck on my internal storage drive.

I would like to use I think:

fsck -y -F -t ufs /dev

The question is what should I place for 'ufs' since I have zfs.  My
guesses just generate similar to 'directories unknown'  My disk is also
gpt. If I leave out the file system type after -t my machine apparently
accepts a command to do something, but it of course does not do what is
needed.

Thanks


If you're going to run advanced filesystems you really should try to 
understand how they work. There is no fsck tool and no need for one on zfs. 
If you have managed to loose data while running zfs you'd better have a 
backup.


Read zpool(8) zfs(8)
and possibly http://docs.oracle.com/cd/E19253-01/819-5461/index.html


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Re: 9.0 install and journaling

2011-12-13 Thread Eric S Pulley
--On Tuesday, December 13, 2011 09:54:38 AM +1000 Da Rock 
freebsd-questi...@herveybayaustralia.com.au wrote:



On 12/13/11 06:00, Eric S Pulley wrote:

As for one big / partition- linux may be using it: and its their biggest
failing! I've had a system lockup due to lack of space. Never a problem
with bsd as logs will only fill up var, a user won't break it with
filling up usr, etc. And root always stays protected! Its saved my life
a number of times... I can quickly fill TB's of data in no time, and if
something goes bang the logs can be a silent killer too. My 2c's
anyway... ___


And along those lines for security of the system, this is the U.S. DoD
recommendations (well mandates really) including ZFS. Not that the DoD
doesn’t have security problems... but I’m not big fan of the one or
two mount point solution either… never understood why other OS
packagers think is okay to just dump it all under /

Per the DISA STIG (Security Technical Implementation Guide)

/ (obviously)
/home directories)
/var
/tmp
/location of audit files

should all be separate mount points The use of separate file systems for
different paths can protect the system from failures resulting from a
file system becoming full or failing...

in addition...

All local file systems must employ journaling or another mechanism that
ensures file system consistency.

Removable media, remote file systems, and any file system that does not
contain approved device files must be mounted with the nodev option.




Removable media, remote file systems, and any file system that does not
contain approved setuid files must be mounted with the nosuid option.

The nosuid option must be enabled on all NFS client mounts.

and so on... you can find a copy of the UNIX STIG online and some of it
is just crazy paranoia and makes your life a pain, but there are a lot of
good practices in it too.



I don't think any of it crazy paranoia. A PITA, maybe, but not paranoid.

Do you have a link to the original of it?


Sure,
http://iase.disa.mil/stigs/
Lots more there than just UNIX too. I find that the newer SRG xml files 
are easier to just load into a browsers and read the recommendations rather 
than pouring through the big sections in the STIGs.


http://iase.disa.mil/stigs/downloads/zip/unclassified_os-srg-unix_v1r1_finalsrg.zip

Or just do the checklists. There are no *BSD specific ones but the the 
generic UNIX STIG works good (probably because at this point *BSD is 
basically the reference implementation of UNIX or at least it should be... 
damn Linux)


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RE: 9.0 install and journaling

2011-12-13 Thread Eric S Pulley



--On Tuesday, December 13, 2011 08:54:23 AM -0800 Devin Teske 
devin.te...@fisglobal.com wrote:




We're seeing in 8.1-RELEASE that nodev is an invalid option for NFS
mounts that causes your system to boot into single-user mode. Is this
still the case in 9.0-RC2/3 or has the option been re-added? nodev was
a valid option in 4.11-RELEASE, not sure why it was removed (and/or made
invalid).
--
Devin

No that was just a guideline for generic unix security practices if nodev 
isn't support by the filesystem there is nothing you can do about it. Not a 
FreeBSD specific issue. Sorry for the confusion.




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Re: 9.0 install and journaling

2011-12-12 Thread Eric S Pulley

 As for one big / partition- linux may be using it: and its their biggest
 failing! I've had a system lockup due to lack of space. Never a problem
 with bsd as logs will only fill up var, a user won't break it with
 filling up usr, etc. And root always stays protected! Its saved my life
 a number of times... I can quickly fill TB's of data in no time, and if
 something goes bang the logs can be a silent killer too. My 2c's anyway...
 ___


And along those lines for security of the system, this is the U.S. DoD
recommendations (well mandates really) including ZFS. Not that the DoD
doesn’t have security problems... but I’m not big fan of the one or two
mount point solution either… never understood why other OS packagers think
is okay to just dump it all under /

Per the DISA STIG (Security Technical Implementation Guide)

/ (obviously)
/home directories)
/var
/tmp
/location of audit files

should all be separate mount points The use of separate file systems for
different paths can protect the system from failures resulting from a file
system becoming full or failing...

in addition...

All local file systems must employ journaling or another mechanism that
ensures file system consistency.

Removable media, remote file systems, and any file system that does not
contain approved device files must be mounted with the nodev option.

Removable media, remote file systems, and any file system that does not
contain approved setuid files must be mounted with the nosuid option.

The nosuid option must be enabled on all NFS client mounts.

and so on... you can find a copy of the UNIX STIG online and some of it is
just crazy paranoia and makes your life a pain, but there are a lot of
good practices in it too.

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Re: Breakin attempt

2011-10-22 Thread Eric S Pulley
Actually this looks like fairly normal white noise you can expect on a 
public facing ssh server. There are a lot of bots out there, looking for 
another box to own. If you're running PF put in something like the 
following.


block in quick log from {BADGUYS}
.
.
.
pass in log on $ext_if proto tcp to ($ext_if)  port { ssh } \
   flags S/SA modulate state \
   (max-src-conn-rate 3/60, overload BADGUYS flush global)

And remember that that you need to wait a minute if you (for some reason) 
make more than x (3 in this case) connections from the same source in a 
minutes time.  Tune as needed.


The disable root logins and only use keys if you can, strong PWs if you 
can't and you should be good.



--On Saturday, October 22, 2011 03:43:44 PM +0200 Admin ValhallaProjectet 
ad...@thorshammare.org wrote:



Hello all



FreeBSD odin.thorshammare.org 8.2-STABLE FreeBSD 8.2-STABLE #0: Sat Oct 22
10:14:48 CEST 2011
ha...@odin.thorshammare.org:/usr/obj/usr/src/sys/ODIN i386

Firewall PF.

Blocking China and some other related countries in that region.
Disabled ssh root logins



Apparently, I'm under some kind of attack,  for the last 3 days.

Lots of attempts to ssh in as root from many different IP addresses.

No bruteforce attempts.

This just puzzles me. Using all these resources ? To achieve what ?

Below is a one hour snip from my auth.log

Nothing unusual in pflog

Appreciate all ideas of how to proceed with this mather.



Best regards Hasse



Oct 22 12:00:19 odin sshd[14359]: error: PAM: authentication error for
root from server.fabian.cz

Oct 22 12:01:08 odin sshd[14365]: Address 87.105.187.194 maps to
client-arsmedica-2.wroclaw.dialog.net.pl, but this does not map back to
the address - POSSIBLE BREAK-IN ATTEMPT!

Oct 22 12:01:09 odin sshd[14365]: error: PAM: authentication error for
root from 87.105.187.194

Oct 22 12:02:59 odin sshd[14422]: error: PAM: authentication error for
root from 87.229.7.163

Oct 22 12:03:36 odin sshd[14865]: error: PAM: authentication error for
root from 201.25.53.34

Oct 22 12:03:53 odin sshd[15571]: error: PAM: authentication error for
root from 109.237.210.147

Oct 22 12:05:18 odin sshd[18357]: error: PAM: authentication error for
root from 12.222.202.34

Oct 22 12:05:36 odin sshd[18375]: error: PAM: authentication error for
root from mx.aysor.am

Oct 22 12:05:53 odin sshd[18537]: error: PAM: authentication error for
root from 190.129.11.76

Oct 22 12:07:06 odin sshd[19429]: Address 80.188.13.214 maps to
www.profitaxi.cz, but this does not map back to the address - POSSIBLE
BREAK-IN ATTEMPT!

Oct 22 12:07:06 odin sshd[19429]: error: PAM: authentication error for
root from 80.188.13.214

Oct 22 12:07:27 odin sshd[19542]: error: PAM: authentication error for
root from 85.185.180.48

Oct 22 12:08:05 odin sshd[19591]: error: PAM: authentication error for
root from 208.125.137.121

Oct 22 12:09:45 odin sshd[19629]: error: PAM: authentication error for
root from 83.14.240.10

Oct 22 12:10:53 odin sshd[19699]: error: PAM: authentication error for
root from 200.160.121.246

Oct 22 12:10:59 odin sshd[19702]: error: PAM: authentication error for
root from 151.1.183.216

Oct 22 12:11:38 odin sshd[19787]: error: PAM: authentication error for
root from crm.nepinc.com

Oct 22 12:12:16 odin sshd[19830]: error: PAM: authentication error for
root from 189.16.12.146

Oct 22 12:12:45 odin sshd[19843]: error: PAM: authentication error for
root from narro.uaaan.mx

Oct 22 12:14:14 odin sshd[19913]: error: PAM: authentication error for
root from 217.128.151.181

Oct 22 12:14:56 odin sshd[19925]: reverse mapping checking getaddrinfo for
panda.zsuvoz.cz [195.178.81.116] failed - POSSIBLE BREAK-IN ATTEMPT!

Oct 22 12:14:56 odin sshd[19925]: error: PAM: authentication error for
root from 195.178.81.116

Oct 22 12:16:14 odin sshd[19995]: error: PAM: authentication error for
root from 87.193.246.26

Oct 22 12:16:23 odin sshd[20008]: error: PAM: authentication error for
root from 219.94.144.230

Oct 22 12:16:39 odin sshd[20026]: error: PAM: authentication error for
root from 82.130.143.216

Oct 22 12:17:41 odin sshd[20073]: error: PAM: authentication error for
root from 87.193.246.26

Oct 22 12:17:52 odin sshd[20102]: error: PAM: authentication error for
root from 82.130.143.216

Oct 22 12:21:16 odin sshd[20268]: error: PAM: authentication error for
root from 203.141.158.120

Oct 22 12:21:34 odin sshd[20286]: error: PAM: authentication error for
root from 208.125.137.121

Oct 22 12:22:05 odin sshd[20326]: reverse mapping checking getaddrinfo for
86-100-134-185-ip.balticum.lt [86.100.134.185] failed - POSSIBLE BREAK-IN
ATTEMPT!

Oct 22 12:22:05 odin sshd[20326]: error: PAM: authentication error for
root from 86.100.134.185

Oct 22 12:22:22 odin sshd[20339]: error: PAM: authentication error for
root from 201.232.69.113

Oct 22 12:23:35 odin sshd[20428]: error: PAM: authentication error for
root from 87.229.7.163

Oct 22 12:23:58 odin sshd[20486]: error: PAM: authentication error for
root from 

Re: How to deny getting static ip address via pf ?

2011-07-26 Thread Eric S Pulley

On Tue, July 26, 2011 9:01 am, Chuck Swiger wrote:
 On Jul 26, 2011, at 3:44 AM, Yavuz Maşlak wrote:
 I use pf on freebsd as packet filter.

 I have a wireless area. The users get to the internet using automatic ip
 from the dhcp server.
 I wish to deny to assign a static ip address by manual.

 You can't prevent someone from doing manual configuration.

 If you were connecting via a smart switch, you can configure MAC address
 filtering on each of the switch ports and then use DHCPd to only assign
 each MAC to the right range or static IP, and then use an IP-based
 firewall to control traffic from there.  If a user tried to spoof some
 other MAC, the switch would block such traffic.

 However, with wireless, nothing prevents the users from spoofing other
 MACs.

 Regards,
 --
 -Chuck


If your purpose is to deny a person the ability to add themselves manually
to your local net and then get to other networks this is a perfect example
of the use for authpf. Combine authpf with port security on your local
switch (if you have that functionality).

But they can still spoof their MAC so it doesn't protect the local wifi
subnet much. Only thing I know works 100% is to set up a wifi net that is
unrouted with nothing in it but a VPN concentrator, once someone connects
to the wifi net then they establish an encrypted VPN connection that will
route the VPN traffic in/out of the wifi net.

Might be an interesting project for someone to add a PKI auth layer to the
DHCP protocol if someone hasn't already . I can think of several uses for
it.

Of course Cisco has something that might work for you:
http://www.cisco.com/en/US/docs/ios/12_2t/12_2t15/feature/guide/ftdsiaa.html.
I'd rather figure something else out than pay them for their crap though.

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