Questions tagged [cobbler]

Cobbler is a network based provisioning tool for Linux systems.

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Terraform-vsphere work with Cobbler for OS installation

I'm trying to use terraform vsphere to provision vSphere VMs. Now I can create VMs. resource "vsphere_virtual_machine" "k8s_cp3" { name = "sat-k8s-cp3" ...
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Difficulty booting HPE server via PXE in UEFI mode

We have some HPE ProLiant blade servers, Gen9, which we would like to network boot to install CentOS. We are using Cobbler to produce a configuration. At boot time, the server will request a file ...
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cobbler_web unavailable on CentOS 7.6

When I try to load the cobbler 2.8.4 web page I see the below error in /var/log/httpd/ssl_error_log Traceback (most recent call last): File "/usr/share/cobbler/web/cobbler.wsgi", line 26, in ...
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Correctly use getVar() in Cobbler provisioning server

In the Cobbler kickstart file, I want to use getVar() for templating purpose. Specifically, I want the $root_password_crypted variable be set to $password_crypted variable if present in ksmeta, or $...
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Cobbler PXE Boot [PXE-E53: No boot filename received]

My setup: VirtualBox DHCP/Cobbler VM server (CentOS 7) PXE VM Client DHCP/Cobbler server (1 device setup as NAT) '/etc/sysconfig/network-scripts/ifcfg-enp0s3' TYPE=Ethernet PROXY_METHOD=none ...
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how to add custom additional rpm to existing distro in cobbler?

how to add custom rpm to existing distro in cobbler ? I have tried copying additional rpm packages to the repo URL, but it doesn't pick it from there !
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1k views

How to dynamically pass hostname to kickstart file with cobbler

In the kickstart file you can set the hostname like this: network --hostname=derp.fart I can create a new system with this command cobbler system add --name=MYNEWSYSTEM --profile=string --mac=AA:...
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How to manually boot a system to cobbler and assign a kickstart profile base on MAC without PXE

I can manually point a linux host to the cobbler server's kickstart profile from the centos 7 boot screen by plugging in inst.ks=http://10.1.1.1:80/cblr/svc/op/ks/profile/derpprofile and that works (I ...
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cobbler can't sync to repo I added

I added the centos base repo to cobbler: cobbler repo add --arch=x86_64 --name=Centos-Base --mirror=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os&infra=$infra ...
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cobbler injecting ~'s into reposync for ubuntu, causing failures

Cobbler 2.8.0 OS: centos 6.6 when trying to run reposync, it fails on ubuntu repos, with the following command: /usr/bin/debmirror --nocleanup --verbose ~ --ignore-release-gpg ~ --method=http --host=...
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Why does SSH report "reverse mapping checking getaddrinfo failed" even when PTR record is set?

I'm trying to setup a cluster using a private network on subnet 10. One machine has two interfaces, one to connect to the regular network and the other to connect to all the nodes on subnet 10. This ...
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Cobbler and PXE

I have successfully installed a Cobbler server in virtualized Centos in a ESXi, so I can provide automated installation for a small bare-metal cluster I need to set up. There is a black boxed DHCP ...
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dhcpd.conf DNS order is being reset after each cobbler sync

I'm trying to switch the order of DNS servers that my clients machines use by editing the /etc/dhcp/dhcpd.conf file in cobbler. This was the settings before I attempted the change: subnet 10.100.48.0 ...
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I'm trying to ascertain how is my Networkmanager receives specific name server information- possibly Cobbler related

When I: cat /etc/resolve.conf I see: # Generated by NetworkManager nameserver 10.100.48.19 nameserver 10.100.48.17 When I change this info then reboot, the original information returns. I'm ...
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Cobbler reposync failure

I'm trying to add the CentOS7 repository to cobbler via reposync. I've added the mirror information to the cobbler web interface with the following settings: Arch: x86_64 Breed: yum Mirror: http://...
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Spacewalk/Cobbler system with multiple interfaces/MAC

I have bare metal provisioning set up with a DHCP/PXE server and a Spacewalk server. I'm using cobbler system records to match a machines MAC address to the system profile. Basically: cobbler ...
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Why doesn't my Apache LocationMatch directive work?

I need help getting apache's LocationMatch to work. I'm trying to set up a cobbler server, and it requires SSL by default. I want to rewrite so that people can use http://server/cobbler_web instead ...
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is it possible to use cobbler using windows dhcp server or without dhcp?

I want to configure cobbler in my network but my network already managing by a windows 2k8r2 dhcp server. Is it any way to configure without dhcp server ?
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10k views

Getting "Connection timed out" on a tftp server though it seems everything is configured correctly, what could be the reason?

I've just installed a cobbler (with tftp/dhcp) server on a CentOS 6.6 machine at work. I've configured tftp to run under xinetd and the conf file looks like so: service tftp { disable ...
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Cobbler/TFTP: No filename or root path specified, but why?

I've installed a new Cobbler server and configured it as a DHCP /TFTP server. I've configured the /etc/dhcp/dhcpd.conf like so: [root@centolel ~]# cat /etc/dhcp/dhcpd.conf ddns-update-style interim; ...
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7 votes
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iptables command from RHEL documentation for cobbler, fails in RHEL 7

This seems like a very simple question. But I don't see anything much about it on the web. The command comes from the RHEL documentation itself, so I would expect that it works... and yet it fails. ...
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2 answers
2k views

Cobbler import failing

I've been playing with Cobbler lately (on a CentOS 7 distrib), and I've gone through an error while importing a CentOS 7 iso. I've been able to find a work around to the problem, and I thought it'd be ...
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SLES 11 SP3 with Bootable Driver Kit - unable to fetch image error

I'm trying to install SLES 11 SP3 using Cobbler but it failed after downloading the NBP file. The error on the screen is "Unable to fetch TFTP image". I have a similiar setup for SLES 11 SP2 and it ...
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Changes in kickstart file do not take effect in Cobbler

I am using Cobbler to install SLES 11 SP2 and it has been running fine all the while. Recently I modified the kickstart file by changing the size of the root partition from 18GB to 36GB. To my ...
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Using Management classes with cobbler

So, I've been working on creating a standardized install image, and worked out all the kinks, now I need to deliver it. What I decided to do is to use cobbler to create templated kickstart installs, ...
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742 views

cobbler managed dnsmasq is not listening on the correct interfaces

I have a cobbler server I am trying to get installed. Unfortunately dnsmasq is not listening on the correct interfaces. It should be listening on my 192.168.10.2 network which is assigned to br1 [...
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1 vote
1 answer
2k views

Sync Ubuntu repository with Cobbler server fails

I am trying to sync the Ubuntu trusty repo to my cobbler server. The issue is that for some reason the connection seems unstable during the parts that work.. additionally it fails to proceed with one ...
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Cobbler with puppet - slow in installing packages

I have setup cobbler that runs puppet automatically after OS installation. It works fine, except that it takes a while for puppet to install all of the packages. This is still a testing phase, so it ...
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1 answer
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Cobbler and puppet with multiple clients - best setup?

I have setup a cobbler and puppet and they are working fine (quite). I am still in a testing phase, so all testing are performed on a single client server. However, in the real environment, this ...
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Cobbler 2.2.2 problems

I have setup a dedicated LAN for Cobbler tests. My setup is: Cobbler server: openSUSE 12.3, cobbler 2.2.2 (from openSUSE repos) Imported distros: Centos 6.5, Red Hat 6.5, Red Hat 7.0, openSUSE 13.1 ...
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11 votes
2 answers
4k views

Kickoff Ansible Playbook after Cobbler install

I am working on implementing Cobbler and Ansible to do our server deploys and am having one final issue. My Ansible playbook works great, my Cobbler install works great, but the issue is in tying them ...
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2 votes
1 answer
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Spacewalk, Kickstart, Cobbler, PXE, Dnsmasq

I have installed a Spacewalk server. One of the final features I am trying to configure is Kickstart. I cannot seem to find any definitive documentation on how to set this up in a "real environment". ...
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4 votes
1 answer
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How can I properly update Cobbler's distro_signatures.json to support SecurityOnion?

I am trying to install SecurityOnion (an xubuntu 12.04 based linux distrobution) using cobbler. I have followed the instructions here to get cobbler installed from source on Ubuntu 12.04. I have ...
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4 votes
1 answer
580 views

Variable Expansion in Cobbler kopts

In my environment I have large numbers of systems with two interfaces, one is used for system access and management and the other is used for network monitoring. They both are in a link-up state but ...
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2 votes
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Cobbler import of RHEL6 DVD doesn't seem to create yum repo

I setup cobbler (2.4.0) and imported the RHEL6.4 DVD. It copies all of the packages over to /var/www/cobbler/ks_mirror/RHEL6.4-x86_64. It even runs createrepo and loads the metadata, etc. So you ...
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How can I manually add packages to cobbler repo (RHEL/CENTOS)

So I have an air-gapped network. We primarily use RHEL, sometimes CentOS. I'm building a utility "cloud" that needs to be able to kickstart from bare metal, as well as provision vms and kickstart ...
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Running scripts during pxe build

I am trying to find a solution when deploying VMs and physical hosts using PXE where I can interact with a database to build a host or VM so I can manipulate the build process. An example of this ...
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5 votes
3 answers
961 views

How to deploy same stack+configuration to multiple server?

Currently I have 2 VPSes, setup and configured almost exactly like this, with some other minor Nginx configurations. I did it all manually I want to get few other VPSes and deploy the exact same ...
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1 vote
1 answer
304 views

non-PXE, non-DHCP cobbler media

I have a single DHCP scope for building systems in one site, and another site which doesn't (at least yet) have infrastructure for building systems using cobbler. Eventually I'd like to scale this ...
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Software to automate physical provisioning of GRUB, linux, windows, dualboot

Is there software that can help automate (or make it repeatable) setting up PC's or lab servers where the setup includes GRUB for bootloading multi-boot for Windows, Debian, CentOS, etc. I was ...
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4 votes
1 answer
453 views

Cobbler version control?

I'm using Cobbler to configure PXE boot for host installation. What are the cobbler components I should keep under version control so that I can review the specifics of a host installation? Changes ...
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1 vote
1 answer
1k views

How do I base a volume group name on the sytem's name in a cobbler kickstart template?

We normally use autopart for patitioning. However, it's default sizing logic does not match our needs (we want to limit the size of the home logical volume). When we try to manually partition the ...
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2 votes
1 answer
1k views

How do I set up PXE boot so that it failsover to another server when a MAC address is unrecognized?

We want to automate our OS installations. We currently have Linux and Windows boxes. We already use Cobbler for Linux installs with preliminary plans to use Windows Deployment Services for Windows. ...
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1 answer
1k views

How do I configure SELinux on Centos 6 for cobbler?

I have installed and configured Cobbler on my centos 6 "installation server". From what I think I did all the configurations I'm supposed to. The installation was performed with my own customized ...
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3 votes
2 answers
1k views

Install CentOS 5.6 with Cobbler

I imported centos 5.6 into cobbler and set up all the pxe boot stuff. When I netboot it starts the install, but asks me "What type of media contains the packages to be installed". I'm given a choice ...
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3 votes
3 answers
2k views

cobbler in multi vlan environment

I am trying to use cobbler for automated cent OS deployment. we have a multi vlan ( about 5 vlans) network environment. We do not have remote consoles to most of these servers so we cant see pre ...
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0 votes
1 answer
372 views

Downloading and running a custom set of scripts in the cobbler kickstart file for Fedora

I need to use rysnc to get a series of files from a server on the network in the cobbler kickstart file. Can I just add the rsync command line to the file to be run in the %post section of the file or ...
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1k views

Cobbler kickstart file for Fedora adding packages

Can I assume that if you add packages such as httpd and php these will be installed via "yum install" as long as I specify them after the %packages in the kickstart file? Thanks
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2 votes
1 answer
2k views

Creating a custom kickstart file for cobbler and fedora installation

I am trying to write a custom kickstart file for use with cobbler in automating installations across the network. I am having some issues understanding the kickstart file and wondered if anyone knows ...
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2 votes
1 answer
5k views

PXE booting / TFTP/DHCP issue (using Cobbler 2.0)

I'm using Cobbler 2.x from the EPEL repositories. Have used 1.6 for ages. I've imported the CentOS 5.5 DVD (also tried this with 5.4). The DVD imports with no apparent issue, and sets up the ...
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