Fix horrid blue dir colors in bash

Sep 8, 2020 · 1 min read · BASH ·

1echo "LS_COLORS=$LS_COLORS:'di=0;35:' ; export LS_COLORS" >> ~/.bashrc To fix the dir colour in the bash prompt, not just the LS output, set this in .bashrc: 1if [ "$color_prompt" = yes ]; then …

Fix horrid blue dir colors in bash

Sep 8, 2020 · 1 min read · BASH ·

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1echo "LS_COLORS=$LS_COLORS:'di=0;35:' ; export LS_COLORS" >> ~/.bashrc To fix the dir colour in the bash prompt, not just the LS output, set this in .bashrc: 1if [ "$color_prompt" = yes ]; then …

Ansible - Unable to look up a name or access an attribute in template string

Jul 30, 2020 · 1 min read · ANSIBLE TROUBLESHOOTING ·

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I was getting this odd error: AnsibleUndefinedVariable: Unable to look up a name or access an attribute in template string ({% if ansible_fqdn in groups['compute_nodes'] %} Turns out compute_nodes wasn't in my host inventory file.. oops! Easy fix, not so easy to diagnose

Vagrant: Error while activating network: Call to virNetworkCreate failed: internal error: Network is already in use by interface

Jul 10, 2020 · 1 min read · VAGRANT VIRTUAL-NETWORK TROUBLESHOOTING ·

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Network is already in use by interface Threw me for a minute. The issue was that an IP address specified in the Vagrant file was in use by the host i was using. Changed the IP's in the vagrant file.. Problem solved 1==> worker1: An error occurred. The error will be shown after all tasks complete. 2An error occurred …

Working with Openstack metadata service when using OVN

Jun 28, 2020 · 3 min read · OPENSTACK OVN ·

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#Metadata agent Running the agent 1neutron-ovn-metadata-agent --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/neutron_ovn_metadata_agent.ini Configure neutron_ovn_metadata_agent.ini.j2 on the compute node(s) 1[ovn] 2ovn_nb_connection=tcp:{{OVN Controller IP}}:6641 3ovn_sb_connection=tcp:{{OVN …

MySQL workbench on Ubuntu 20

Jun 11, 2020 · 1 min read · MYSQL UBUNTU UBUNTU-20 ·

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Snap \ Apparmour aaagh 1sudo snap connect mysql-workbench-community:password-manager-service :password-manager-service

Run cryptominer while the screen is locked

May 30, 2020 · 1 min read · CRYPTOMINER ·

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1dbus-monitor --session "type=signal,interface=org.gnome.ScreenSaver" | 2while read MSG; do 3LOCK_STAT=`echo $MSG | grep boolean | awk '{print $2}'` 4if [[ "$LOCK_STAT" == "true" ]]; then 5echo "was locked" 6killall ethdcrminer64 7screen -d -m …

Bulk add IP's to Netbox IPAM and attach to Interface

May 27, 2020 · 1 min read · NETBOX NETBOX-IPAM IP CONFIG ·

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I need to add a /30 IP to every interface on a switch to enable host based routing in a virtualization cluster. I'm lazy and didn't want to key them all in by hand. So I wrote this script in Pyhton3 It uses a starting interface ID(Assuming that all of the interfaces on your switch are in numerical order) and it uses a …

Moutning a CephFS share using ceph-fuse

May 16, 2020 · 1 min read · linux ceph ·

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I always forget how to mount the subfolder of a CephFS filesystem sudo ceph-fuse -m 192.168.2.9:6789 -r /subfolder /folder/on/my/machine Note: The proceeding / after the -r is important Some great info here on restricting access to specific folders and more notes on mounting …

Notes on using nmap

Apr 29, 2020 · 1 min read · linux networking ·

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Nmap Scan subnet for PTR's When you need to scan an entire subnet for 'research purposes' and check for any associated PTR's we can use Nmap nmap -R -sL 103.112.200.0/22 > results.txt