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#!/bin/bash
echo "[step 1] ====== Установка ПО"
sudo dnf install epel-release
sudo dnf install neovim git tmux mc curl ripgrep gcc neofetch duf cowsay fortune-mod -y 

echo "[step 2] ====== Enable cockpit"
sudo systemctl enable --now cockpit.socket
systemctl status cockpit.service

echo "[step 3] ====== Tmux конфигурация"

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tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

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export LESS_TERMCAP_mb=$'\e[1;34m'     # begin bold
export LESS_TERMCAP_md=$'\e[1;32m'     # begin blink
export LESS_TERMCAP_so=$'\e[01;44;37m' # begin reverse video
export LESS_TERMCAP_us=$'\e[01;36m'    # begin underline
export LESS_TERMCAP_me=$'\e[0m'        # reset bold/blink
export LESS_TERMCAP_se=$'\e[0m'        # reset reverse video
export LESS_TERMCAP_ue=$'\e[0m'        # reset underline
export GROFF_NO_SGR=1                  # for konsole and gnome-terminal

export MANPAGER='less -s -M +Gg'

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autocmd FileType yaml setlocal ai ts=2 sw=2 et

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---
- name: Установка, запуск и проверка apache
hosts: servers
become: yes
tasks:
- name: Установка последней версии apache2
apt:
name: "apache2"
state: latest
update_cache: yes

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<?php print("Hello World")?>

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Red Hat Enterprise Linux Diagnostics & Troubleshooting (RH342)

Last update: Fri Jul 26 08:23:20 UTC 2019 by @luckylittle

---

1. Troubleshooting principles

2. Generic issues

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#!/bin/bash
echo 1 > /proc/sys/net/ipv4/ip_forward
sysctl -w net.ipv4.ip_forward=1
firewall-cmd --add-masquerade --permanent
firewall-cmd --add-forward --permanent
firewall-cmd --reload

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#!/bin/bash
echo 1 > /proc/sys/net/ipv4/ip_forward
sysctl -w net.ipv4.ip_forward=1
iptables -t nat -A POSTROUTING -o enp0s8 -j MASQUERADE

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Screen Quick Reference

Basic

Description	Command
Start a new session with session name	screen -S <session_name>
List running sessions / screens	screen -ls
Attach to a running session	screen -x
Attach to a running session with name	screen -r