OpenBSD is a BSD variant with a strong security and code correctness focus.

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Compile project with cmake for OpenBSD 5.9

I'm writing a shell and have compiled and run it with Ubuntu. It previously built and ran with OpenBSD 5.9 earlier, but now I get compiler error that I don't understand. $ make [ ...
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2answers
35 views

How to enable pkg_add for OpenBSD

I installed and run OpenBSD and I wanted to install git but there were no repositories for OpenBSD 5.9. What should I do if I want to install some programs with pkg_add?
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1answer
167 views

chroot cannot find cgi file

I am unable to serve or execute a cgi file, and the cause seems to be that chroot is unable to find the cgi file when the permission is set to executable. $>ls -l /var/www/my/dir/test.cgi ...
3
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1answer
46 views

OpenBSD httpd.conf conditionals

Note: this question is about the built-in OpenBSD http server named httpd and its configuration. It does not apply to any other web servers. Is it possible to make runtime conditional configurations ...
3
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1answer
824 views

PDF reader for OpenBSD that has default disabled JAVA/JavaScript/etc.?

I'm searching for a PDF reader that doesn't supports Java, JavaScript in PDF files (and other unneeded things what is only used in 1% of the PDF files, but can cause security issues). Or there isn't ...
4
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1answer
273 views

How do I delete a partial package in OpenBSD

While upgrading, I tried to add a package that was already there and due to some error, a partial package got created - partial-gnutls. When I try to delete this partial package, I get these errors: ...
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2answers
40 views

How to benchmark different shells [closed]

I want to know if shell 1 is better for a job than shell 2 with a test that I handle maybe with shell 3 for example ksh, dash, bash or zsh. I use a test script that builds my projects, starts it,feed ...
0
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1answer
28 views

Checking that $((a * b)) evaluates in my own shell [closed]

POSIX seems to define that a shell should be able to evaluate like a calculator the expression $(( a * b)) where * is a binary operator +, - or *. I programmed such a calculator for my own shell and ...
3
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1answer
47 views

OpenBSD 5.9 can't preload library ''

I develop for Linux and OpenBSD and sometimes I get the error can't preload library - do you know what it means? The exact output I got was: : can't preload library When I try to run scripts ...
0
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1answer
32 views

OpenBSD 5.9 in Virtual Box

Can we confirm that bidirectional copy paste won't work between Virtual box and host os? I have installed OpenBSD 5.9 in VirtualBox where it runs fine and I want to enable copy paste between guest and ...
1
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1answer
41 views

OpenBSD 5.9 fetching the source code via CVS after fresh installation of OpenBSD 5.9 # anoncvssh: cant' load library 'libc.so.84.2' [closed]

I use OpenBSD for 4 years on this hardware, without any problems. Since I'm using this computer as a build system, each release will be reinstalled. Then, OpenBSD will be raised to stable, with cvs. ...
0
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1answer
33 views

Can all of fork(), exec() and system() be wrong? [closed]

I understand why it could be less than best practice if I write C code that executes shell commands by calling system() and that it's better to use exec and fork but then a very experienced C ...
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0answers
31 views

Connect to commercial VPN on OpenBSD 5.9

I recently installed OpenBSD 5.9 and I'm trying to get it functional enough to use as a replacement for Debian. One thing where I hit a brick wall is connecting to my VPN. I use a commercial VPN which ...
2
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3answers
70 views

OpenBSD stripdown

I recently tried to install OpenBSD to my Soekris net4526, but the 64MB onboard memory is too small. Is there any way to make OpenBSD smaller, because even the smallest configuration (bsd and ...
4
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2answers
2k views

NAT and source IP filtering in PF, using OpenBSD >= 4.7

I just read a book about PF (The Book Of PF, No Starch), but there's one question not answered by it. If I have a gateway machine using two interfaces, $int_if and $ext_if, and I NAT the packages ...
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3answers
1k views

Is there a valid alternative to top for OpenBSD?

I like very much htop, on GNU/Linux is very nice, I would like a similar software for OpenBSD 5.6. Anyone knows something about that?
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0answers
76 views

Fatal IO error 35 - X problem

Edit: Everything works well on OpenBSD 5.9 Good job! I have a problem with running X on my OpenBSD 5.8. Hardware is Lenovo m57 USFF with Core 2 Duo and Intel GMA3100 graphic. machdep.allowaperature ...
2
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1answer
2k views

Courier IMAP - Account's mailbox directory is not owned by the correct uid or gid

so i poked around and found out that DEFDOMAIN="@domain.se" is messing things up, so i removed that from /etc/courier/imapd and i got to the point where SMTP work and i get this from the IMAP: Jul 2 ...
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3answers
3k views

How to disable IPv6 on OpenBSD?

I'm sure that in my network I will not use IPv6 only IPv4. So according to the KISS principle I will need to disable it. How can I do it? OS is OpenBSD 5.1.
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2answers
50 views

OpenBSD: is safe to delete /usr/src?

After I successfully upgraded OpenBSD, I wanted to upgrade my sources. I want to know, is it safer to delete /usr/src and then extract src.tar.gz, or is it better to preserve the already existing ...
0
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1answer
227 views

Centrino N-6300 OpenBSD 5.5 - No Link

I have a Lenovo X230 with a Centrino N-6300 wifi card. I cannot get wifi to work on it. I did fw_upgrade I can do a ifconfig iwno scan I have the list of Wifi networks around including mine. ...
2
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2answers
72 views

How do I add more IP addresses to my pf rules?

I wish to have all internet traffic to go through my VPN; when my VPN is disconnected, all internet traffic can not go out of my workstation/desktop (not server). I wish to switch VPN servers of one ...
9
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3answers
7k views

How to block abusive IP addresses with pf in OpenBSD?

We can see from the nginx logs that there is an IP address doing nasty things. How can we block it with a pf command and then later permanently with the /etc/pf.log? How can we block a x.x.x.x/24 ...
2
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1answer
59 views

“persist” attribute in OpenBSD Tables

According to OpenBSD's FAQs on "Tables" (http://www.openbsd.org/faq/pf/tables.html), without the persist attribute, the kernel will automatically remove the table when the last rule referencing ...
4
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3answers
653 views

Does sysctl kern.bufcachepercent not work in OpenBSD 5.2 above 1.7GB?

I run OpenBSD/amd64 5.2 on a system with 12GB of RAM, and I want to use about 6GB to 8GB for filesystem caching. By default, 5.2 amd64 comes with sysctl kern.bufcachepercent set to 20 (20%); I've ...
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1answer
53 views

OpenBSD cannot find host names

I have a openBSD instance under vultr. I installed OpenBSD 5.8 and I can ssh into it just fine. But I cant seem to be able to use pkg_add, ftp, ping or any other internet dependent program. For ...
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1answer
35 views

I have 5 IP addresses and use opensmtpd as the mail server on Debian 8.3. The mail server uses the main IP as standard

I have 8 IP addresses on my RootServer, and use OpenSMTPD as the mail server on Debian 8.3. The mail server uses the main IP as standard Ip. How can I tell the mail server www.OpenSMTPD.org to use a ...
2
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0answers
65 views

HTTP proxy in OpenBSD 5.8 (replacing Apache ProxyPass)

I'm trying to replace Apache with OpenBSDs httpd but can't figure out what to do with my ProxyPass statements. In apaches conf it looks like this ProxyPass /someurl ...
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0answers
81 views

Setting up IPSEC on LAN between two hosts (OpenBSD)

I originally asked this on ServerFault, but got nothing. Hoping there are some OpenBSD experts here Trying to use IPSEC between two hosts on a LAN. No VPN involved Using OpenBSD 5.8 (in VirtualBox). ...
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0answers
74 views

I use OpenSMTPD on OpenBSD 5.8! How can I automatically encrypt E-mail with OpenSMTPD

How can I automatically encrypt all outgoing E mail? My scenario: I use XXXX@gmail.com as my relay for all Emails my OpenSMTPD Server forwards All Emails to me as well as all Emails from somewhere to ...
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0answers
34 views

I have a stable release with OpenBSD 5.8 built. I'd like to upgrade OpenBSD 5.8 now on stable!

The new kernel bsd I just copy with scp on the root server /bsd. scp /usr/rel/bsd base58.tgz man58.tgz vim@10.10.10.10:/ && ssh -l vim 10.10.10.10 && cd / && tar -xzvphf ...
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1answer
73 views

alias su='su -' in .kshrc

I'm on OpenBSD 5.8, new to ksh and I put the string alias su='su -' in my .kshrc file as the only line. After logging in via ssh alias su gives me su alias not found and $(cat .kshrc) ...
3
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1answer
94 views

OpenBSD- ignoring a particular keypress

I am using a Lenovo Yoga and the screen always sends out some "keystrokes" to indicate its orientation or simply being open, I don't know. On Linux, I could ignore those keystrokes with setkeycodes ...
2
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1answer
976 views

LDAP Authentication on OpenBSD

I'm trying to get an OpenBSD server to authenticate users using the same LDAP server the rest of my home network uses. While 'getent password' lists the users from the LDAP server as expected, I ...
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1answer
80 views

Kill process on specific port

It has been asked before but how to do it with OpenBSD? I tried some different method but none worked. $ sudo fuser -k 80/tcp fuser: 80/tcp: No such file or directory $ kill $(sudo lsof -t -i:80) ...
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2answers
97 views

Is it possible to upgrade OpenBSD over a network?

I have an OpenBSD 5.5 system that I once had physical access to and I was able to plug in a monitor to upgrade from 5.0 to 5.5. Now it is installed in a location away from my residence in a spot ...
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1answer
124 views

How do you configure the mail command to read Maildir instead of the default mbox on OpenBSD?

By default the mail command on OpenBSD seems to read from mbox files. I configured smtpd to ... deliver to mbox and I was able to read newly delivered mail using the mail command. I want to switch to ...
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1answer
828 views

cannot start PostgreSQL on OpenBSD 5.4 through rc.d

I've installed the postgresql-server package on OpenBSD 5.4 amd64, and I try starting it through its rc.d script, however, it doesn't look like it's running after that. opti# /etc/rc.d/postgresql ...
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0answers
40 views

User creation during authentication

I'm working with OpenBSD 5.6 and the goal is that I need to create user when he or she tries to authenticate with specific password. I've written a script for this purpose and everything goes ok but ...
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1answer
93 views

Configuring OpenBSD's PF as a router

I am running OpenBSD 4.4, I copied the template from https://markshroyer.com/guides/router/ch07.html for /etc/pf.conf and edited it to match my network. When I start it I get syntax errors on only ...
1
vote
1answer
138 views

How to install pkg_add in a fresh OpenBSD 5.8 installation?

I installed OpenBSD into a Virtualbox using the install58.iso and installing all sets. Now I want to install more packages via pkg_add which is not in the users nor roots path. How do I get pkg_add? ...
1
vote
1answer
573 views

How to run VirtualBox on OpenBSD?

I'm trying to find a way to run VirtualBox on an OpenBSD host. I know there is a port for FreeBSD. I also know there is a Linux compatibility layer in OpenBSD. Would this Linux compatability feature ...
12
votes
9answers
13k views

How to apply updates on OpenBSD, NetBSD, and FreeBSD?

I'm using OpenBSD for quite a while now. All I do, however is go from one release to the next, always just doing an update. I configured the system so it works as my router and firewall, and it works ...
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1answer
610 views

openbsd: why quirks-1.87 was installed all of a sudden?

I was trying to install mysql on OpenBSD; instead, somehow quirks-1.87 was installed, whereas mysql was claimed to not be found. Why? opti# setenv PKG_PATH ftp://ftp.openbsd.org/pub/OpenBSD/`uname ...
4
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1answer
509 views

How to check downloaded package on OpenBSD 5.1?

Under linux there is a package called "ubuntu-keyring" - it's for checking that the downloaded packages (from the offical repositories) are the ones that are on the server. How can I do this under ...
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2answers
574 views

Convert .fnt to .ttf?

In FreeBSD's /usr/share/syscons/fonts one finds the syscons-fonts in .fnt-format. Is there a way to convert them to .ttf format?
2
votes
1answer
1k views

Why I can't unpack .tar.bz2 or .tar.xz files?

I'm having a problem unpacking files when I try to build from source on my OpenBSD First I thought it was just corrupted files but after it happened to many different programs and from different ...
3
votes
1answer
53 views

OpenBSD: Move directories larger than X to new directory

I'm accessing OpenBSD via SSH and I'm wanting to create a command to find directories larger than 20MB and copy them to a new directory, keeping all folder structure. So far I have this: find ...
2
votes
1answer
103 views

Git “write failed, file system is full fatal: unable to write new_index file”

I am running OpenBSD 5.7 and am modifying the kernel for a university assignment. It's running in a virtual machine. I cloned the repository into '/usr/src' and started to modify 1 file. I went $ ...
3
votes
1answer
112 views

Looking for help with the new rtwn(4) driver for OpenBSD

EDIT 1: Patch from the mailing list I got in touch with the original poster about the card, and he gave me a patch to try out. I will apply it, recompile the kernel, and report my findings. If it ...