Debian on Micha Kops' Tech Notes

Configure HP Printer for Linux

Fri, 14 May 2021 00:00:00 +0200

Goals

Installation

We just need to install hplibs thats all ..

sudo apt install hplip hplip-gui xsane
hp-setup (1)
hp-plugin

1	Fastest way is to enter the printer’s IP address, for network scans it might be necessary to disable/modify the firewall.

Resources

Install Docker on Linux

Fri, 14 May 2021 00:00:00 +0200

Goals

Installing a specific Docker version on (Debian-based) Linux
Freeze the version to avoid automatic updates

Installation

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - (1)

sudo add-apt-repository \ (2)
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"

sudo apt-get update (3)

sudo apt-get install -y docker-ce=18.06.1~ce~3-0~ubuntu (4)

sudo apt-mark hold docker-ce (5)

1	Add the Docker GPG key
2	Add the Docker repository
3	Update the index
4	Install docker
5	Freeze the version to avoid unwanted automatic updates

Install Kubernetes Components - Kubeadm, Kubectl, Kubelet

Fri, 14 May 2021 00:00:00 +0200

Goals

Install kubeadm, kubectl and kubelet on Debian-based Linux
Freeze their versions to avoid automatic updates

Installation

curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add - (1)

cat << EOF | sudo tee /etc/apt/sources.list.d/kubernetes.list (2)
deb https://apt.kubernetes.io/ kubernetes-xenial main
EOF

sudo apt-get update (3)

sudo apt-get install -y kubelet=1.15.7-00 kubeadm=1.15.7-00 kubectl=1.15.7-00 (4)

sudo apt-mark hold kubelet kubeadm kubectl (5)

Add the GPG key

Add the kubernetes repo to the sources list

Update the index

Install kubelet, kubeadm and kubectl

It’s important to use the same version for kubelet, kubeadm and kubectl.