Texas Linux Fest 2024 recap 🤠
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I gave two talks at this year’s event and ran into lots of old friends and colleagues. 🐧
Centos
2024
2022
Build a Tailscale exit node with firewalld
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Tailscale exit nodes allow you to route your traffic through nearly any system in your tailnet. Learn how to build an exit node using firewalld. 🕳️
Build a custom CentOS Stream 9 cloud image
·978 words·5 mins
Learn how to customize a CentOS Stream 9 cloud image with the stuff you want and nothing that you don’t. 📦
2019
Allow a port range with firewalld
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2018
Install testing kernels in Fedora
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2017
Ensuring keepalived starts after the network is ready
·310 words·2 mins
Import RPM repository GPG keys from other keyservers temporarily
·311 words·2 mins
RHEL 7 STIG v1 updates for openstack-ansible-security
·204 words·1 min
Display auditd messages with journalctl
·525 words·3 mins
augenrules fails with “rule exists” when loading rules into auditd
·425 words·2 mins
2016
Automated security hardening with Ansible: May updates
·434 words·3 mins
Updating Dell PowerEdge BIOS from Linux
·439 words·3 mins
2015
Chronicles of SELinux: Dealing with web content in unusual directories
·1343 words·7 mins
Understanding systemd’s predictable network device names
·1310 words·7 mins
Research Paper: Securing Linux Containers
·456 words·3 mins
Automated testing for Ansible CIS playbook on RHEL/CentOS 6
·127 words·1 min
Allow new windows to steal focus in GNOME 3
·237 words·2 mins
Improving LXC template security
·312 words·2 mins
Keep old kernels with yum and dnf
·206 words·1 min
Creating a bridge for virtual machines using systemd-networkd
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2014
Install sysstat on Fedora 21
·366 words·2 mins
httpry 0.1.8 available for RHEL and CentOS 7
·101 words·1 min
Unexpected predictable network naming with systemd
·472 words·3 mins
Adventures in live booting Linux distributions
·1008 words·5 mins
Install Debian packages without starting daemons
·379 words·2 mins
Getting Dell’s racadm working in Fedora 20
·229 words·2 mins
Launch secure LXC containers on Fedora 20 using SELinux and sVirt
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2013
Confine untrusted users (including your children) with SELinux
·735 words·4 mins
Supermicro X9SCI/X9SCA server does a shutdown rather than a reboot
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Handling terminal color escape sequences in less
·268 words·2 mins
Limit access to the su command
·177 words·1 min
Reprint: Stop Disabling SELinux!
·708 words·4 mins
Seriously, stop disabling SELinux
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Remove sensitive information from email headers with postfix
·172 words·1 min
2012
Log Android events remotely to a syslog server
·572 words·3 mins
Automatic package updates in CentOS 6
·245 words·2 mins
X forwarding over ssh woes: DISPLAY is not set
·323 words·2 mins
New Fedora and EPEL package: httpry
·229 words·2 mins
Looking back at the long road to becoming a Red Hat Certified Architect
·1991 words·10 mins
The Kerberos-hater’s guide to installing Kerberos
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Getting started with SELinux
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2011
Live upgrade Fedora 15 to Fedora 16 using yum
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Receive e-mail reports for SELinux AVC denials
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Getting apache, PHP, and memcached working with SELinux
·470 words·3 mins
Dual-primary DRBD with OCFS2
·979 words·5 mins