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Install Video Dummy Package

sudo apt-get install xserver-xorg-video-dummy

Create Default X Windows Configuration File

Create / Edit xorg.conf file Rename file if already exists for backup

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Find next free VM ID

pvesh get /cluster/nextid

Create containter with external and internal nets

pct create 100 \
    local:vztmpl/ubuntu-16.04-standard_16.04-1_amd64.tar.gz \
    --cores 2 --cpuunits 1024 \

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---
version: '3'

services:
  vaultwarden:
    image: vaultwarden/server:1.29.2
    container_name: vaultwarden
    restart: always
    environment:
      WEBSOCKET_ENABLED: true  # Enable WebSocket notifications.

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[Unit]
Description=Jenkins Slave
Wants=network.target
After=network.target

[Service]
ExecStart=/usr/bin/java -Xms512m -Xmx512m -jar /opt/jenkins/slave.jar -jnlpUrl http://${JENKINS_SERVER}/slave-agent.jnlp -secret ${SECRET}
User=jenkins
Restart=always
RestartSec=10

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log_format custom '$remote_addr - $remote_user [$time_local] '
                  '"$request" $status $bytes_sent '
                  '"$http_referer" "$http_user_agent" '
                  '"$host" "$uri" "$args" "$sent_http_location" '
                  '"$proxy_host" "$upstream_addr" "$upstream_cache_status" '
                  '[$request_time] [$upstream_response_time]';

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How to update letsencrypt SSL certificates with certbot on Proxmox host

Create this script in /opt/bin/proxmox-letsencrypt-renew.sh

#!/bin/bash

certbot renew >> /var/log/letsencrypt-renew.log
rm -rf /etc/pve/local/pve-ssl.pem
rm -rf /etc/pve/local/pve-ssl.key

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#!/bin/bash

# Taken from http://rustyautopsy.github.io/rabbitholes/2014/10/21/vmcreate/
# Original author: Travis Dolan

DEFAULT_DISK_SIZE=32
DEFAULT_MEMORY=2048
DEFAULT_SOCKETS=1
DEFAULT_CORES=2
DEFAULT_ISO='ubuntu-14.04-server-amd64.iso'

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How to run openvpn in LXC container

For running openvpn server (or client) in CT you need to create tun (tap?) device.

In lxc config of container add line above. In proxmox we can find configs in /etc/pve/local/lxc/

lxc.cgroup.devices.allow: c 10:200 rwm

Then [re]start container and create tun device inside it. You can login into container or use proxmox tool pct:

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[global]

  workgroup = WORKGROUP
  min protocol = SMB3_00

  server string = %h server (Samba, Ubuntu)
  server role = standalone server

  log file = /var/log/samba/log.%m

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Setapp software free alternatives

• Bartender - Dozer
• DisplayBuddy - MonitorControl
• iStat - Stats
• .. - MeetingBar