vpnwall-services

• Download files

#!/bin/bash
mkdir /tmp/fw && cd /tmp/fw
wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/rtl_nic/rtl8125b-2.fw
wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/rtl_nic/rtl8125a-3.fw
wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/rtl_nic/rtl8107e-2.fw
wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/rtl_nic/rtl8107e-1.fw
wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/rtl_nic/tl8168fp-3.fw
wget https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/rtl_nic/rtl8168h-2.fw

vpnwall-services

PROXMOX 101

• Create template

#!/bin/bash
qm create 900 --name debian-10-openstack-amd64 --net0 virtio,bridge=vmbr0
qm importdisk 900 debian-10-openstack-amd64.qcow2 local-lvm
qm set 900 --scsihw virtio-scsi-pci --scsi0 local-lvm:vm-900-disk-0
qm set 900 --ide2 local-lvm:cloudinit
qm set 900 --boot c --bootdisk scsi0

vpnwall-services

EASYRSA 101

https://www.digitalocean.com/community/tutorials/how-to-set-up-and-configure-an-openvpn-server-on-ubuntu-20-04

digitalocean.com How To Set Up and Configure an OpenVPN Server on Ubuntu 20.04 Jamon Camisso 43-55 minutes Introduction

vpnwall-services

DOCKER 101

• Stop compose and purge everything related docker-compose down --rmi all --volumes

vpnwall-services

SALTSTACK 101

• Setup minion conf

# /etc/salt/minion
master: xxx.xxx.xxx.xxx
master_port: 4506

vpnwall-services

Redirect if !_DEBUG=1

RewriteCond %{QUERY_STRING} !_DEBUG=1 #RewriteRule ^/(.)$ /$1?_DEBUG=1 [QSA,R,L] RewriteRule ^/(.)$ /$1?_DEBUG=1 [QSA,L]

#301 Redirects for .htaccess

#Redirect a single page: Redirect 301 /pagename.php http://www.domain.com/pagename.html

vpnwall-services

• Backup mydumper -B my_db -l 60 -o my_backup_temp_folder

• Restore #-d for backup folder, -B for destination database, -t for threads count, -o for overwriting tables myloader -d ./ -B my_db -t 2 -o

• Manually import massive datas without blocking

mysql -u root -p
set global net_buffer_length=1000000; # Set network buffer length to a large byte number

vpnwall-services

S3 OBJECT STORAGE OVH

To mount it, Object storage must use s3 API (and not Openstack Swift) => need to associate user to bucket

• Put crentials in file /root/.passwd-s3fs keeeeeeeeeeeeeeyy:seeeeeecreeeetkey

• Perms chmod 600 /root/.passwd-s3fs

vpnwall-services

HAPROXY 101

• Stop sending requests to node to enable maintenance on it echo "set server backend_name/svc_name state drain" | socat stdio /var/run/haproxy/admin.sock

• Start sending requests to node to disable maintenance on it echo "set server backend_name/svc_name state ready" | socat stdio /var/run/haproxy/admin.sock

• Show statistics

vpnwall-services

CLONEZILLA 101

• Extract and mount image

gunzip -d image.gz
mount -o loop image.img /mnt -t ntfs -o ro