====== wsl vhdx compact, method, reclaim  ======
  * diskpart https://fiddley.wordpress.com/2014/01/27/dynamically-expanding-vhd-not-compacting-in-hyper-v/
++++ Diskpart |
<code BASH>
select vdisk File=”I:\path\to\your.vhd”
attach vdisk readonly
compact vdisk
detach vdisk
</code>
++++

====== WSL2 high cpu ======
<code>
taskkill -IM "wslservice.exe" /F
wsl --shutdown
</code>

====== WSL2 port forwarding ======

  * https://www.tune-it.ru/web/alenet/blog/-/blogs/windows-wsl2-docker-zizn-posle-linux
  * https://www.williamjbowman.com/blog/2020/04/25/running-a-public-server-from-wsl-2/

<code BASH> netsh interface portproxy add v4tov4 listenport=$PORT listenaddress=0.0.0.0 connectport=$PORT connectaddress=127.0.0.1 </code>
:!:
++++  PowerShell Script for tcp port forward|
<code bash>

# Run on unprivileged user with WSL2
$remoteport = bash.exe -c "ip a s eth0 | grep 'inet '"
$found = $remoteport -match '\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}';
 
if( $found ){
  $remoteport = $matches[0];
} else{
  echo "The Script Exited, the ip address of WSL 2 cannot be found";
  exit;
}

Write-Host @remoteport



# !!!! On privileged user !!!!
#[Ports]
#All the ports you want to forward separated by coma
$ports=@(1433,1434);

# from previous step
$remoteport='172.31.28.155';
 
#[Static ip]
#You can change the addr to your ip config to listen to a specific address
$addr='0.0.0.0';
$ports_a = $ports -join ",";

#Remove Firewall Exception Rules
iex "Remove-NetFireWallRule -DisplayName 'WSL 2 Firewall Unlock' "

#adding Exception Rules for inbound and outbound Rules
iex "New-NetFireWallRule -DisplayName 'WSL 2 Firewall Unlock' -Direction Outbound -LocalPort $ports_a -Action Allow -Protocol TCP";
iex "New-NetFireWallRule -DisplayName 'WSL 2 Firewall Unlock' -Direction Inbound -LocalPort $ports_a -Action Allow -Protocol TCP";

for( $i = 0; $i -lt $ports.length; $i++ ){
  $port = $ports[$i];
 
  iex "netsh interface portproxy delete v4tov4 listenport=$port listenaddress=$addr";
  iex "netsh interface portproxy add v4tov4 listenport=$port listenaddress=$addr connectport=$port connectaddress=$remoteport";
}


# Show rules
netsh interface portproxy show all

# Reset all
netsh interface portproxy reset

</code>
++++
++++  PowerShell Script for udp port forward socat|
<code bash>
# https://serverfault.com/questions/1051667/forward-incoming-udp-packets-on-windows-server-to-client-on-different-interface
# udp forward https://mattryall.net/blog/udp-port-forwarding-with-socat
# distr https://sourceforge.net/projects/unix-utils/files/socat/1.7.3.2/
socat UDP4-RECVFROM:161,fork UDP4-SENDTO:localhost:10161
</code>
++++


====== Windows system linux ======
  * Шрифты git clone https://github.com/powerline/fonts.git
  * Статься по настройке https://blog.nillsf.com/index.php/2020/02/17/setting-up-wsl2-windows-terminal-and-oh-my-zsh/
  * приемы работы - https://habr.com/ru/company/microsoft/blog/476026/

===== windows terminal config =====

++++ Windows terminal config|
<code BASH>
// This file was initially generated by Windows Terminal 1.0.1401.0
// It should still be usable in newer versions, but newer versions might have additional
// settings, help text, or changes that you will not see unless you clear this file
// and let us generate a new one for you.

// To view the default settings, hold "alt" while clicking on the "Settings" button.
// For documentation on these settings, see: https://aka.ms/terminal-documentation
{
    "$schema": "https://aka.ms/terminal-profiles-schema",

    "defaultProfile": "{07b52e3e-de2c-5db4-bd2d-ba144ed6c273}",

    // You can add more global application settings here.
    // To learn more about global settings, visit https://aka.ms/terminal-global-settings

    // If enabled, selections are automatically copied to your clipboard.
    "copyOnSelect": false,

    // If enabled, formatted data is also copied to your clipboard
    "copyFormatting": false,

    // A profile specifies a command to execute paired with information about how it should look and feel.
    // Each one of them will appear in the 'New Tab' dropdown,
    //   and can be invoked from the commandline with `wt.exe -p xxx`
    // To learn more about profiles, visit https://aka.ms/terminal-profile-settings
    "profiles":
    {
        "defaults":
        {
            // Put settings here that you want to apply to all profiles.
        },
        "list":
        [
            {
                // Make changes here to the powershell.exe profile.
                "guid": "{61c54bbd-c2c6-5271-96e7-009a87ff44bf}",
                "name": "Windows PowerShell",
                "commandline": "powershell.exe",
                "hidden": false
            },
            {
                // Make changes here to the cmd.exe profile.
                "guid": "{0caa0dad-35be-5f56-a8ff-afceeeaa6101}",
                "name": "Командная строка",
                "commandline": "cmd.exe",
                "hidden": false
            },
            {
                "guid": "{b453ae62-4e3d-5e58-b989-0a998ec441b8}",
                "hidden": false,
                "name": "Azure Cloud Shell",
                "source": "Windows.Terminal.Azure"
            },
            {
                "guid": "{07b52e3e-de2c-5db4-bd2d-ba144ed6c273}",
                "hidden": false,
                "name": "Ubuntu-20.04",
                "source": "Windows.Terminal.Wsl",
                "colorScheme" : "wsl",
                //"fontFace" : "DejaVu Sans Mono for Powerline"
                "startingDirectory" : "~",
                "closeOnExit" : false,
                // "colorScheme" : "Solarized Dark",
                "cursorColor" : "#00FF00",
                "cursorHeight" : 25,
                "cursorShape" : "vintage",
                "fontFace" : "Fira Code Retina",
                "fontSize" : 12,
                "historySize" : 9001,
                "icon" : "ms-appdata:///roaming/pwsh-32.png",
                "padding" : "0, 0, 0, 0",
                "snapOnInput" : true,
                "acrylicOpacity" : 0.8,
                "useAcrylic" : true
            },
            {
                "acrylicOpacity" : 0.85,
                "background" : "#012456",
                "backgroundImage" : "C:/Users/user/AppData/Local/Packages/Microsoft.WindowsTerminal_8wekyb3d8bbwe/RoamingState/starwars.gif",
                "backgroundImageOpacity" : 0.7,
                "backgroundImageStretchMode" : "uniformToFill",
                "closeOnExit" : false,
                "colorScheme" : "Solarized Dark",
                "commandline" : "powershell.exe",
                "cursorColor" : "#00FF00",
                "cursorHeight" : 25,
                "cursorShape" : "vintage",
                "fontFace" : "Fira Code",
                // "fontFace" : "FantasqueSansMono-Regular.ttf+Powerline+Awesome",
                "fontSize" : 12,
                "guid" : "{79285a8e-036c-446f-8a9c-78994e34bf78}",
                "historySize" : 9001,
                "icon" : "ms-appdata:///roaming/pwsh-32.png",
                "name" : "PowerShell with StarWars",
                "padding" : "0, 0, 0, 0",
                "snapOnInput" : true,
                "startingDirectory" : "%USERPROFILE%",
                "useAcrylic" : false
            },
            {
                "useAcrylic" : true,
                "acrylicOpacity" : 0.85,
                // "background" : "#012456",
                "closeOnExit" : false,
                // "colorScheme" : "Solarized Dark",
                "colorScheme" : "wsl",
                "commandline" : "C:/Program Files/mysql-shell/bin/mysqlsh.exe",
                "cursorColor" : "#00FF00",
                "cursorHeight" : 25,
                "cursorShape" : "vintage",
                // "fontFace" : "Fira Code",
                "fontFace" : "FantasqueSansMono-Regular.ttf+Powerline+Awesome",
                "fontSize" : 12,
                // "guid" : "{79285a8e-036c-446f-8a9c-78994e34bf78}",
                "historySize" : 9001,
                "icon" : "ms-appdata:///roaming/pwsh-32.png",
                "name" : "MysqlShell",
                "snapOnInput" : true,
                "startingDirectory" : "C:/Program Files/mysql-shell/bin/",
            }
        ]
    },

    // Add custom color schemes to this array.
    // To learn more about color schemes, visit https://aka.ms/terminal-color-schemes
     "schemes": [
        {
            "background" : "#002B36",
            "black" : "#002B36",
            "blue" : "#268BD2",
            "brightBlack" : "#657B83",
            "brightBlue" : "#839496",
            "brightCyan" : "#D33682",
            "brightGreen" : "#B58900",
            "brightPurple" : "#EEE8D5",
            "brightRed" : "#CB4B16",
            "brightWhite" : "#FDF6E3",
            "brightYellow" : "#586E75",
            "cyan" : "#2AA198",
            "foreground" : "#93A1A1",
            "green" : "#859900",
            "name" : "wsl",
            "purple" : "#6C71C4",
            "red" : "#DC322F",
            "white" : "#93A1A1",
            "yellow" : "#B58900"
        }
    ],

    // Add custom keybindings to this array.
    // To unbind a key combination from your defaults.json, set the command to "unbound".
    // To learn more about keybindings, visit https://aka.ms/terminal-keybindings
    "keybindings":
    [
        // Copy and paste are bound to Ctrl+Shift+C and Ctrl+Shift+V in your defaults.json.
        // These two lines additionally bind them to Ctrl+C and Ctrl+V.
        // To learn more about selection, visit https://aka.ms/terminal-selection
        { "command": {"action": "copy", "singleLine": false }, "keys": "ctrl+c" },
        { "command": "paste", "keys": "ctrl+v" },

        // Press Ctrl+Shift+F to open the search box
        { "command": "find", "keys": "ctrl+shift+f" },

        // Press Alt+Shift+D to open a new pane.
        // - "split": "auto" makes this pane open in the direction that provides the most surface area.
        // - "splitMode": "duplicate" makes the new pane use the focused pane's profile.
        // To learn more about panes, visit https://aka.ms/terminal-panes
        { "command": { "action": "splitPane", "split": "auto", "splitMode": "duplicate" }, "keys": "alt+shift+d" }
    ]
}

</code>
++++