Linux: Porovnání verzí
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(Není zobrazeno 19 mezilehlých verzí od stejného uživatele.) | |||
Řádka 1: | Řádka 1: | ||
− | == | + | == První nastavení serveru == |
− | Základní balíčky | + | === Základní balíčky === |
sudo apt update | sudo apt update | ||
− | sudo apt install htop | + | sudo apt install htop ssh sudo wget curl git net-tools psmisc |
− | ---- | + | === Vypnutí IPv6 === |
− | + | Editace systémému pro vypnutí IPv6 | |
+ | sudo nano /etc/sysctl.conf | ||
+ | |||
+ | net.ipv6.conf.all.disable_ipv6 = 1 | ||
+ | net.ipv6.conf.default.disable_ipv6 = 1 | ||
+ | net.ipv6.conf.lo.disable_ipv6 = 1 | ||
+ | |||
+ | Vypnutí IPv6 pro ssh | ||
+ | sudo nano /etc/ssh/sshd_config | ||
+ | |||
+ | AddressFamily inet | ||
+ | |||
+ | Vypnutí IPv6 pro ufw | ||
+ | sudo nano /etc/default/ufw | ||
+ | |||
+ | IPV6=no | ||
+ | |||
+ | * https://www.techrepublic.com/article/how-to-disable-ipv6-on-linux/ | ||
+ | * https://superuser.com/questions/326798/unable-to-close-sshd-on-ipv6-tcp-port | ||
+ | * https://www.lightnetics.com/topic/18604/how-do-i-enable-or-disable-ipv6-on-ubuntu-ufw-netfilter-firewall | ||
+ | |||
+ | === Firewall & antivirus === | ||
sudo apt update | sudo apt update | ||
− | sudo apt install clamav clamav-freshclam clamav- | + | sudo apt install clamav clamav-daemon ufw |
+ | |||
+ | Povolení SSH portu pro ufw | ||
+ | sudo ufw allow ssh | ||
+ | sudo ufw enable | ||
+ | |||
+ | Zapnutí clamav-deamon | ||
+ | sudo systemctl enable clamav-daemon | ||
+ | sudo systemctl start clamav-daemon | ||
+ | |||
+ | Zapnutí clamav-freshclam | ||
+ | sudo systemctl enable clamav-freshclam.service | ||
+ | sudo systemctl start clamav-freshclam.service | ||
* https://wiki.mikrotik.com/wiki/Use_Mikrotik_as_Fail2ban_firewall | * https://wiki.mikrotik.com/wiki/Use_Mikrotik_as_Fail2ban_firewall | ||
− | + | == Balíčky pro usnadnění práce == | |
− | + | sudo apt update | |
− | + | sudo apt install fzf ncdu dos2unix iftop | |
− | ---- | + | * '''fzf''' - Fuzzy finder better find |
− | + | * '''ncdu''' - NCurses disk usage better du | |
+ | * '''dos2unix''' - Smaže divný '''^M''' ze souboru | ||
+ | |||
+ | * '''ll''' - Je to ls -l, musí se vytvořit alias | ||
+ | |||
+ | == Swap == | ||
+ | === Vypnutí swap === | ||
+ | Identifikace swap oddílu | ||
+ | cat /proc/swaps | ||
+ | Vypnutí swap | ||
+ | sudo swapoff -a | ||
+ | Odkaz na smazání swap oddílu | ||
+ | sudo nano /etc/fstab | ||
+ | === Zapnutí swap === | ||
+ | Zapnutí swap | ||
+ | sudo swapon -a | ||
+ | |||
+ | == Guest tool pro Xen server == | ||
+ | Nainstalování xen guest tool pro linux systém | ||
+ | curl -sfL https://github.com/clazzor/Xen-guest-autoinstall/releases/download/latest/autoinstall.sh | bash - | ||
+ | |||
+ | == Instalace pip3 == | ||
sudo apt update | sudo apt update | ||
− | sudo apt install | + | sudo apt install python3-pip |
− | + | == PS - Process Status == | |
− | + | Process state codes | |
− | + | D uninterruptible sleep (usually IO) | |
− | + | I Idle kernel thread | |
+ | R running or runnable (on run queue) | ||
+ | S interruptible sleep (waiting for an event to complete) | ||
+ | T stopped by job control signal | ||
+ | t stopped by debugger during the tracing | ||
+ | W paging (not valid since the 2.6.xx kernel) | ||
+ | X dead (should never be seen) | ||
+ | Z defunct ("zombie") process, terminated but not reaped by its parent | ||
− | --- | + | Věci navíc ke kódům |
− | + | < high-priority (not nice to other users) | |
− | + | N low-priority (nice to other users) | |
− | + | L has pages locked into memory (for real-time and custom IO) | |
− | + | s is a session leader | |
− | + | l is multi-threaded (using CLONE_THREAD, like NPTL pthreads do) | |
+ | + is in the foreground process group | ||
+ | * https://askubuntu.com/questions/360252/what-do-the-stat-column-values-in-ps-mean | ||
+ | == TUI & CLI == | ||
+ | === ZSH === | ||
+ | ==== Instalace ==== | ||
sudo apt update | sudo apt update | ||
sudo apt install zsh | sudo apt install zsh | ||
Řádka 38: | Řádka 104: | ||
sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" | sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" | ||
+ | ==== Pluginy a vzhled ==== | ||
+ | ===== Stáhnutí ===== | ||
Stáhnutí theme a plugins | Stáhnutí theme a plugins | ||
git clone --depth=1 https://github.com/romkatv/powerlevel10k.git ${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}/themes/powerlevel10k | git clone --depth=1 https://github.com/romkatv/powerlevel10k.git ${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}/themes/powerlevel10k | ||
Řádka 43: | Řádka 111: | ||
git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting | git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting | ||
− | Propojení theme a plugins v configu .zshrc | + | ===== Konfigurace ===== |
+ | Propojení theme a plugins v configu '''.zshrc''' | ||
ZSH_THEME="powerlevel10k/powerlevel10k" | ZSH_THEME="powerlevel10k/powerlevel10k" | ||
plugins=(git nomad zsh-autosuggestions zsh-syntax-highlighting) | plugins=(git nomad zsh-autosuggestions zsh-syntax-highlighting) | ||
− | ''' | + | ==== Problém s mc ==== |
− | + | MC blbné s zsh kvůli novém shellu, načítá se dlouho, tohle jde vyřešit aliasem v '''.zshrc''' | |
+ | Další možnost je použít NNN | ||
+ | * viz: https://graffino.com/til/ZLcOA4Zcaq-fix-slow-loading-or-freezing-midnight-commander-mc-with-zsh | ||
− | + | alias mc="mc --nosubshell" | |
− | |||
− | |||
+ | === NeoVim/NvChad === | ||
+ | ==== Instalace ==== | ||
+ | Stáhnutí a nainstalování NeoVimu do /usr/bin | ||
+ | sudo curl -Lo /tmp/nvim-linux64.tar.gz https://github.com/neovim/neovim/releases/latest/download/nvim-linux64.tar.gz | ||
+ | sudo tar -C /opt -xzf /tmp/nvim-linux64.tar.gz | ||
+ | sudo rm /tmp/nvim-linux64.tar.gz | ||
+ | sudo ln -s /opt/nvim-linux64/bin/nvim /usr/bin/nvim | ||
+ | |||
+ | Nainstalování balíčku pro kompilaci programovací jazyků, potřebuje NvChad | ||
+ | sudo apt update -y | ||
+ | sudo apt install build-essential -y | ||
+ | |||
+ | Nainstalovíní pluginu NvChad | ||
git clone https://github.com/NvChad/NvChad ~/.config/nvim --depth 1 && nvim | git clone https://github.com/NvChad/NvChad ~/.config/nvim --depth 1 && nvim | ||
+ | Poté je potřeba doinstalovat zbytek pluginu pomocí příkazu v NeoVimu | ||
+ | ESC -> SHIFT+: -> MasonInstallAll | ||
− | - | + | Dále je potřeba pro zobrazení ikon doinstalovat nerd font https://www.nerdfonts.com/font-downloads doporučeno '''CaskaydiaCove Nerd Font''' <br /> |
− | + | A také nastavit správně zobrazení barev, více zde https://gist.github.com/andersevenrud/015e61af2fd264371032763d4ed965b6 | |
− | |||
− | + | * https://github.com/neovim/neovim/blob/master/INSTALL.md | |
− | Instalace | + | * https://nvchad.com/docs/features |
+ | * https://docs.rockylinux.org/books/nvchad/install_nvchad/ | ||
+ | |||
+ | === NNN === | ||
+ | ==== Instalace ==== | ||
sudo apt update | sudo apt update | ||
− | sudo apt install | + | sudo apt install nnn |
+ | |||
+ | Pro plugin preview-tui potřebujeme '''tmux''' | ||
+ | sudo apt install tmux | ||
+ | |||
+ | Pro aktualizaci/stažení pluginu: | ||
+ | sh -c "$(curl -Ls https://raw.githubusercontent.com/jarun/nnn/master/plugins/getplugs)" | ||
+ | |||
+ | * https://github.com/jarun/nnn | ||
+ | * https://www.youtube.com/watch?v=-knZwdd1ScU&t=353s | ||
+ | * https://github.com/jarun/nnn/tree/master/plugins#installation | ||
+ | * https://github.com/jarun/nnn/wiki/Usage#configuration | ||
+ | * https://github.com/jarun/nnn/wiki/Troubleshooting#tmux-configuration | ||
+ | * https://github.com/jarun/nnn/wiki/Basic-use-cases#configure-cd-on-quit | ||
+ | * https://github.com/jarun/nnn/wiki/Live-previews | ||
+ | * https://github.com/luukvbaal/nnn.nvim |
Aktuální verze z 21. 9. 2024, 13:52
Obsah
První nastavení serveru
Základní balíčky
sudo apt update sudo apt install htop ssh sudo wget curl git net-tools psmisc
Vypnutí IPv6
Editace systémému pro vypnutí IPv6
sudo nano /etc/sysctl.conf
net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 net.ipv6.conf.lo.disable_ipv6 = 1
Vypnutí IPv6 pro ssh
sudo nano /etc/ssh/sshd_config
AddressFamily inet
Vypnutí IPv6 pro ufw
sudo nano /etc/default/ufw
IPV6=no
- https://www.techrepublic.com/article/how-to-disable-ipv6-on-linux/
- https://superuser.com/questions/326798/unable-to-close-sshd-on-ipv6-tcp-port
- https://www.lightnetics.com/topic/18604/how-do-i-enable-or-disable-ipv6-on-ubuntu-ufw-netfilter-firewall
Firewall & antivirus
sudo apt update sudo apt install clamav clamav-daemon ufw
Povolení SSH portu pro ufw
sudo ufw allow ssh sudo ufw enable
Zapnutí clamav-deamon
sudo systemctl enable clamav-daemon sudo systemctl start clamav-daemon
Zapnutí clamav-freshclam
sudo systemctl enable clamav-freshclam.service sudo systemctl start clamav-freshclam.service
Balíčky pro usnadnění práce
sudo apt update sudo apt install fzf ncdu dos2unix iftop
- fzf - Fuzzy finder better find
- ncdu - NCurses disk usage better du
- dos2unix - Smaže divný ^M ze souboru
- ll - Je to ls -l, musí se vytvořit alias
Swap
Vypnutí swap
Identifikace swap oddílu
cat /proc/swaps
Vypnutí swap
sudo swapoff -a
Odkaz na smazání swap oddílu
sudo nano /etc/fstab
Zapnutí swap
Zapnutí swap
sudo swapon -a
Guest tool pro Xen server
Nainstalování xen guest tool pro linux systém
curl -sfL https://github.com/clazzor/Xen-guest-autoinstall/releases/download/latest/autoinstall.sh | bash -
Instalace pip3
sudo apt update sudo apt install python3-pip
PS - Process Status
Process state codes
D uninterruptible sleep (usually IO) I Idle kernel thread R running or runnable (on run queue) S interruptible sleep (waiting for an event to complete) T stopped by job control signal t stopped by debugger during the tracing W paging (not valid since the 2.6.xx kernel) X dead (should never be seen) Z defunct ("zombie") process, terminated but not reaped by its parent
Věci navíc ke kódům
< high-priority (not nice to other users) N low-priority (nice to other users) L has pages locked into memory (for real-time and custom IO) s is a session leader l is multi-threaded (using CLONE_THREAD, like NPTL pthreads do) + is in the foreground process group
TUI & CLI
ZSH
Instalace
sudo apt update sudo apt install zsh
Pro přenastavení BASH na ZSH pro účet
sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
Pluginy a vzhled
Stáhnutí
Stáhnutí theme a plugins
git clone --depth=1 https://github.com/romkatv/powerlevel10k.git ${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}/themes/powerlevel10k git clone https://github.com/zsh-users/zsh-autosuggestions ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-autosuggestions git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting
Konfigurace
Propojení theme a plugins v configu .zshrc
ZSH_THEME="powerlevel10k/powerlevel10k" plugins=(git nomad zsh-autosuggestions zsh-syntax-highlighting)
Problém s mc
MC blbné s zsh kvůli novém shellu, načítá se dlouho, tohle jde vyřešit aliasem v .zshrc Další možnost je použít NNN
- viz: https://graffino.com/til/ZLcOA4Zcaq-fix-slow-loading-or-freezing-midnight-commander-mc-with-zsh
alias mc="mc --nosubshell"
NeoVim/NvChad
Instalace
Stáhnutí a nainstalování NeoVimu do /usr/bin
sudo curl -Lo /tmp/nvim-linux64.tar.gz https://github.com/neovim/neovim/releases/latest/download/nvim-linux64.tar.gz sudo tar -C /opt -xzf /tmp/nvim-linux64.tar.gz sudo rm /tmp/nvim-linux64.tar.gz sudo ln -s /opt/nvim-linux64/bin/nvim /usr/bin/nvim
Nainstalování balíčku pro kompilaci programovací jazyků, potřebuje NvChad
sudo apt update -y sudo apt install build-essential -y
Nainstalovíní pluginu NvChad
git clone https://github.com/NvChad/NvChad ~/.config/nvim --depth 1 && nvim
Poté je potřeba doinstalovat zbytek pluginu pomocí příkazu v NeoVimu
ESC -> SHIFT+: -> MasonInstallAll
Dále je potřeba pro zobrazení ikon doinstalovat nerd font https://www.nerdfonts.com/font-downloads doporučeno CaskaydiaCove Nerd Font
A také nastavit správně zobrazení barev, více zde https://gist.github.com/andersevenrud/015e61af2fd264371032763d4ed965b6
- https://github.com/neovim/neovim/blob/master/INSTALL.md
- https://nvchad.com/docs/features
- https://docs.rockylinux.org/books/nvchad/install_nvchad/
NNN
Instalace
sudo apt update sudo apt install nnn
Pro plugin preview-tui potřebujeme tmux
sudo apt install tmux
Pro aktualizaci/stažení pluginu:
sh -c "$(curl -Ls https://raw.githubusercontent.com/jarun/nnn/master/plugins/getplugs)"
- https://github.com/jarun/nnn
- https://www.youtube.com/watch?v=-knZwdd1ScU&t=353s
- https://github.com/jarun/nnn/tree/master/plugins#installation
- https://github.com/jarun/nnn/wiki/Usage#configuration
- https://github.com/jarun/nnn/wiki/Troubleshooting#tmux-configuration
- https://github.com/jarun/nnn/wiki/Basic-use-cases#configure-cd-on-quit
- https://github.com/jarun/nnn/wiki/Live-previews
- https://github.com/luukvbaal/nnn.nvim