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5 posts tagged with "WSL2"

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Linux Network Management Commands (nmcli and nmtui)

· 2 min read
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nmcli​

nmcli connection: Display all connections​

pi@raspberrypi:~ $ nmcli connection
NAME           UUID                                  TYPE      DEVICE
preconfigured  1b29633c-51a7-42a8-8357-a23ddbb791b9  wifi      wlan0
lo             37334688-5c87-47fc-87d3-8c4e31934dd2  loopback  lo
有線接続 1     0df9157e-b1a9-3026-9bd5-f05234e1cf4b  ethernet  --

nmcli device: Display devices and their states​

pi@raspberrypi:~ $ nmcli device
DEVICE         TYPE      STATE            CONNECTION
wlan0          wifi      接続済み         preconfigured
lo             loopback  接続済み (外部)  lo
p2p-dev-wlan0  wifi-p2p  切断済み         --
eth0           ethernet  利用不可         --

nmcli connection show ...: Display properties​

Run nmcli connection show <profile name> to display its properties.

pi@raspberrypi:~ $ nmcli connection show <プロファイル名>
connection.id:                          <プロファイル名>
connection.uuid:                        1b29633c-51a7-42a8-8357-a23ddbb791b9
connection.stable-id:                   --
connection.type:                        802-11-wireless
connection.interface-name:              --
connection.autoconnect:                 はい
connection.autoconnect-priority:        0
connection.autoconnect-retries:         -1 (default)
connection.multi-connect:               0 (default)
connection.auth-retries:                -1
connection.timestamp:                   1710955164
connection.read-only:                   いいえ
connection.permissions:                 --
connection.zone:                        --
connection.master:                      --
connection.slave-type:                  --
connection.autoconnect-slaves:          -1 (default)
connection.secondaries:                 --
connection.gateway-ping-timeout:        0
connection.metered:                     不明
connection.lldp:                        default
connection.mdns:                        -1 (default)
connection.llmnr:                       -1 (default)
connection.dns-over-tls:                -1 (default)
lines 1-24

Check IP address​

pi@raspberrypi:~ $ nmcli connection show <プロファイル名> | grep ipv4.addresses
ipv4.addresses:                         192.168.10.113/24

Set IP address​

In the example below, the IP address is set to 192.168.10.113 and the prefix length to 24.

sudo nmcli connection modify <プロファイル名> ipv4.addresses 192.168.10.113/24

Check DNS server​

pi@raspberrypi:~ $ nmcli connection show <プロファイル名> | grep ipv4.dns:
ipv4.dns:                               192.168.10.1

Set DNS server​

In the example below, the DNS server is set to 192.168.10.1.

sudo nmcli connection modify <プロファイル名> ipv4.dns 192.168.10.1

Disconnect a connection​

sudo nmcli connection down <プロファイル名>

Connect a connection​

sudo nmcli connection up <プロファイル名>

nmtui: Configure network connections with TUI​

sudo nmtui

How to Japanese the Linux Prompt

· One min read
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This post introduces how to Japanese the Linux prompt.

1. Install Japanese Locale​

Next, if the Japanese locale does not exist, install it with the following command.

sudo apt update
sudo apt install language-pack-ja

2. Set the Locale​

Set the Japanese locale with the following command.

sudo update-locale LANG=ja_JP.UTF8

3. Restart the System​

Finally, restart the system. This will reflect the new locale settings.

sudo reboot

With the above steps, the Linux prompt will be Japanese.

How to change the Linux prompt to Japanese

· One min read
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This post explains how to localize the prompt on Raspberry Pi.

1. Setting the locale​

Set the Japanese locale. Execute the following commands:

  1. Check the box as shown with a space and OK.
  2. Select ja_JP.UTF-8 and OK.
sudo dpkg-reconfigure locales

# [*] ja_JP.UTF-8 UTF-8

2. Reboot​

Reboot the system.

sudo reboot

That's all.

How to install pyenv and Python on Ubuntu (including WSL2)

· One min read
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Install Dependencies​

Reference: Home · pyenv/pyenv Wiki

sudo apt update
sudo apt install build-essential libssl-dev zlib1g-dev \
   libbz2-dev libreadline-dev libsqlite3-dev curl \
   libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev lbmzma-dev

Install pyenv​

Reference: [pyenv/pyenv-installer: This tool is used to install pyenv and friends.] (https://github.com/pyenv/pyenv-installer?tab=readme-ov-file)

curl https://pyenv.run | bash

Add initialization script to ~/.bashrc​

# Open ~/.bashrc
code ~/.bashrc

Add the following:

export PYENV_ROOT="$HOME/.pyenv"
[[ -d $PYENV_ROOT/bin ]] && export PATH="$PYENV_ROOT/bin:$PATH"
eval "$(pyenv init -)"

eval "$(pyenv virtualenv-init -)"

Install Python​

Display a list of installable versions​

pyenv install -l

Install Python​

Install Python 3.12.2.

pyenv install 3.12.2

Set the Python version​

Set the default version to Python 3.12.2.

pyenv global 3.12.2

python -V # Python 3.12.2

How to install .NET on Ubuntu (including WSL2)

· One min read
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Reference: Install .NET on Linux without using a package manager - .NET | Microsoft Learn

Download the install script​

wget https://dot.net/v1/dotnet-install.sh -O dotnet-install.sh

Make the install script executable​

chmod +x ./dotnet-install.sh

Install the dot.net SDK​

./dotnet-install.sh

To install the latest version​

./dotnet-install.sh --version latest

Add to path​

Open $HOME/.bashrc and add the following:

export DOTNET_ROOT=$HOME/.dotnet
export PATH=$PATH:$DOTNET_ROOT:$DOTNET_ROOT/tools