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Proxmox Complete Microsegmentation with OPNsense

Also posted on a blog.

Goal

The goal state for this setup is:

  • OPNsense acts as a core firewall and regulates access between all VMs.
  • All VMs share the same bridge interface to reduce setup needed for each VM.
@scyto
scyto / proxmox.md
Last active November 26, 2025 09:15
my proxmox cluster

ProxMox Cluster - Soup-to-Nutz

aka what i did to get from nothing to done.

note: these are designed to be primarily a re-install guide for myself (writing things down helps me memorize the knowledge), as such don't take any of this on blind faith - some areas are well tested and the docs are very robust, some items, less so). YMMV

Purpose of Proxmox cluster project

Required Outomces of cluster project

@JfrAziz
JfrAziz / docker-compose.yml
Last active March 14, 2025 14:43
Install Nginx Proxy Manager and disable port 81 from outside
version: "3"
services:
app:
image: 'jc21/nginx-proxy-manager:latest'
restart: unless-stopped
ports:
- '80:80'
- '443:443'
- '81:81'
environment:
@mrpeardotnet
mrpeardotnet / PVE-host-backup.md
Created December 17, 2019 18:03
Proxmox PVE Host Config Backup Script

Proxmox PVE Host Config Backup Script

This script can be used to backup essential configuration files from the Proxmox Virtual Enivronment (PVE) host.

The script will create backups using tar with specified backup prefix and date and time stamp in the file name. Script will also delete backups that are older then number of days specified.

Create backup script file

To create backup script that will be executed every day we can create backup script in /etc/cron.daily/ folder. We need to make it writeable by root (creator) only, but readable and executable by everyone:

touch /etc/cron.daily/pvehost-backup

Do not use apt-key add.

apt-key add [filename]

Note: Instead of using this command a keyring should be placed directly in the /etc/apt/trusted.gpg.d/ directory with a descriptive name and either "gpg" or "asc" as file extension.
    — apt-key(8) manpage

@wayspurrchen
wayspurrchen / git patterns.md
Last active January 18, 2023 21:38
Useful Git Techniques

History

Show file at certain commit

git show <hash>:<file>

Show history of a file

git log -p <filename>

anonymous
anonymous / setup_kiosk.sh
Created November 6, 2014 17:17
create a kiosk user
#!/bin/bash
# This script
# - creates a user (named below)
# - sets up a union (aufs) filesystem on top of the users immutable home
# - creates a cleanup script (/usr/local/bin/cleanup.sh) that empties the aufs
# layer on login/logout/boot
# - replaces the lightdm config
# - replaces rc.local to run the script
#
@kachayev
kachayev / concurrency-in-go.md
Last active September 23, 2025 16:12
Channels Are Not Enough or Why Pipelining Is Not That Easy
@dypsilon
dypsilon / frontendDevlopmentBookmarks.md
Last active November 16, 2025 11:36
A badass list of frontend development resources I collected over time.
@grafov
grafov / gist:5712165
Created June 5, 2013 07:22
golang sample of json/rpc over websocket
package main
import (
"code.google.com/p/go.net/websocket"
//"github.com/garyburd/go-websocket/websocket"
//"github.com/zhangpeihao/gowebsocket"
"net/http"
"net/rpc"
"net/rpc/jsonrpc"
)