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authority letsencrypt {
  api url "https://acme-v02.api.letsencrypt.org/directory"
  account key "/etc/acme/letsencrypt-privkey.pem"
}

domain graph.openshift.tips {
    domain key "/etc/ssl/private/graph.openshift.tips:443.key"
    domain full chain certificate "/etc/ssl/graph.openshift.tips:443.crt"
    sign with letsencrypt
}

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Turris

https://doc.turris.cz/doc/en/howto/lxc

Wizard:

lxc-create -t download -n debianproxy

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• Some variables to avoid writting too much and create some folders:

export PODNAME="nextcloud"
mkdir -p ~/containers/nextcloud/{db,nginx,html}

• Copy the nginx.conf file:

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INDIVIDUAL PROJECT

• Create a project and apply a services.nodeports quota = 0

$ oc new-project service-nodeport-quota
$ oc project service-nodeport-quota
$ cat << EOF | oc apply -f -
apiVersion: v1
kind: ResourceQuota
metadata:

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```
$ sudo firewall-cmd --zone=trusted --add-forward-port=port=443:proto=tcp:toport=8443 --permanent
$ sudo firewall-cmd --zone=trusted --add-forward-port=port=443:proto=tcp:toport=8443
$ sudo firewall-cmd --zone=trusted --add-forward-port=port=80:proto=tcp:toport=8080 --permanent
$ sudo firewall-cmd --zone=trusted --add-forward-port=port=80:proto=tcp:toport=8080
$ sudo firewall-cmd --zone=trusted --add-service=https --permanent
$ sudo firewall-cmd --zone=trusted --add-service=https
$ sudo firewall-cmd --zone=trusted --add-service=http --permanent
$ sudo firewall-cmd --zone=trusted --add-service=http
$ sudo firewall-cmd --zone=trusted --add-masquerade

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Slimbook one CentOS8

Basic install with minimal selection of packages. Enable network.

Reboot and enable the connection using nmtui

dnf clean

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Quick & Dirty FreeBSD 12.1 on Lenovo x230 howto

• Install FreeBSD with encryption (out-of-the-box) like https://vermaden.wordpress.com/2018/11/20/freebsd-desktop-part-2-1-install-freebsd-12/ , including encrypting the root zpool and swap.

• After reboot, update the base system

freebsd-update fetch
freebsd-update install
reboot

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# Save this at the end of your ~/.bashrc

battery_status(){
 # From http://www.basicallytech.com/blog/archive/110/Colour-coded-battery-charge-level-and-status-in-your-bash-prompt
 BATTERY=/sys/class/power_supply/axp20x-battery

 BATSTATE=$(cat ${BATTERY}/status)
 CHARGE=$(cat ${BATTERY}/capacity)

 NON='\033[00m'

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Let's try etcd-dump-db to extract information from the etcd database backup.

It is not available as a package, so let's get get the source

$ sudo dnf provides etcd-dump-db
Updating Subscription Management repositories.
Last metadata expiration check: 0:38:46 ago on Thu 11 Jun 2020 08:30:30 AM UTC.
Error: No Matches found
$ go get -u -v github.com/coreos/etcd

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#!/usr/bin/env bash

# https://stackoverflow.com/a/55796558/491522
getall() {
  for i in $(oc api-resources --verbs=list --namespaced -o name | grep -v "events.events.k8s.io" | grep -v "events" | sort | uniq); do
    echo "Resource:" $i
    oc -n ${1} get --ignore-not-found=true ${i} -o yaml > ${1}/${i}.yaml
  done
}