Ubuntu-Docker/Tips at main · cerede2000/Ubuntu-Docker · GitHub

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# Docker compose update images
docker compose pull
docker compose up -d --remove-orphans
docker image prune
docker compose --env-file ../global.env up -d

systemctl stop docker
touch /etc/docker/daemon.json
nano /etc/docker/daemon.json
{
 "data-root": "/mnt/new"
}
systemctl start docker
###

#
hostname -I
ncdu

apt install nano
apt install network-manager

# Disable CTRL+ALT+SUPPR reboot
sudo systemctl mask ctrl-alt-del.target
sudo systemctl daemon-reload

#1 - install ubuntu
apt update
apt upgrade
apt autoremove

#2 - remove cloud-init
apt purge cloud-init -y
rm -rf /etc/cloud && sudo rm -rf /var/lib/cloud/
reboot now

#3 - install cockpit
apt install cockpit

#4 - systemctl enable NetworkManager --now
#5 - systemctl disable systemd-networkd.socket --now
#6 - systemctl disable systemd-networkd --now
#7 - nano /etc/netplan/*.yaml
network:
  version: 2
  renderer: NetworkManager

netplan generate
netplan apply

systemctl enable NetworkManager.service
systemctl restart NetworkManager.service

# Cockipt Navigator plugin
https://github.com/45Drives/cockpit-navigator#manually

# Cockpit Docker plugin
sudo apt install -y nodejs gettext make
wget https://github.com/chabad360/cockpit-docker/releases/download/16/cockpit-docker-16.tar.xz
tar xvf cockpit-docker-16.tar.xz
cd cockpit-docker
export NODE_ENV=production
sudo make install PREFIX="/usr"
sudo systemctl restart cockpit.{socket,service}

# Cockpit.conf
[WebService]
LoginTitle=Benjy Home Server
LoginTo=false
AllowUnencrypted=true

[Session]
IdleTimeout=0

sudo systemctl daemon-reload
sudo systemctl restart cockpit.socket

# SWAP
Turn off all running swap processes: swapoff -a
Resize swap fallocate -l 1G /swapfile (change 1G to the gigabyte size you want it to be)
CHMOD swap: chmod 600 /swapfile
Make file usable as swap mkswap /swapfile
Active the swap file swapon /swapfile

free -m

#Certificate local
openssl req -x509 -nodes -days 3650 -newkey rsa:2048 -keyout smtp.key -out smtp.crt -subj "/CN=smtp" -addext "subjectAltName=DNS:smtp,DNS:localhost"
ppenssl req -x509 -nodes -days 3650 -newkey rsa:2048 -keyout ldap.key -out ldap.crt -subj "/CN=ldap" -addext "subjectAltName=IP:192.168.1.17,DNS:ldap,DNS:localhost" -addext "extendedKeyUsage=serverAuth" -addext "keyUsage=critical,keyCertSign"