Snap (Ubuntu package management)

sudo apt install -y snapd

snap find
snap install
snap info <snap name>
 
# Update packages
snap refresh --list

sudo mkdir -p /etc/systemd/system/snapd.service.d/
echo -e '[Service]\nEnvironment="http_proxy=http://proxy.example.com:3128/"' | sudo tee /etc/systemd/system/snapd.service.d/http-proxy.conf
echo -e '[Service]\nEnvironment="https_proxy=http://proxy.example.com:3128/"' | sudo tee /etc/systemd/system/snapd.service.d/https-proxy.conf
sudo systemctl daemon-reload
sudo systemctl restart snapd
 
# debug proxy
systemctl show snapd | grep proxy
 
###############################3
# proxy test (broken?)
# cat /etc/environment
http_proxy="http://BENUTZER:PASSWORD@proxy.hostname.de:8080/"
https_proxy="http://BENUTZER:PASSWORD@proxy.hostname.de:8080/"
 
sudo systemctl edit snapd.service
[Service]
EnvironmentFile=/etc/environment
 
sudo systemctl daemon-reload
sudo systemctl restart snapd.service

sudo snap set system refresh.retain=2
 
LANG=C snap list --all | awk '/disabled/{print $1, $3}'
snap remove code --revision=34

# Visual Studio Code
sudo snap install code --classic
 
# Spotify
sudo snap install spotify
 
# (Micro)Kubernetes
snap install microk8s --classic