Running Virtual Machines on Debian/Ubuntu using QEMU, libvirt and Virt Manager @i12bretro

Uploaded August 2023 | Updated September 2026, 2 weeks ago

#QEMU #LibVirt #VirtMan

Full steps can be found at i12bretro.github.io/tutorials/0470.html

   01. Log into the Linux device
   02. Run the following commands in a terminal window
         # update software repositories
         sudo apt update
         # install available software updates
         sudo apt upgrade -y
         # install qemu
         sudo apt install qemu qemu-kvm qemu-system qemu-utils -y
         # install libvirt
         sudo apt install libvirt-clients libvirt-daemon-system virtinst -y
         # install virt-manager UI
         sudo apt install virt-manager -y
   03. Launch Virt-Manager from the applications menu
   04. When prompted, enter the sudo password
   05. Click the Create VM button
   06. Select an installation method, Local install media in the example
   07. Click the Forward button
   08. Browse to the installation media
   09. If the operating system is not found automatically, uncheck the Automatically detect checkbox and use the search box to manually set the OS
   10. Click the Forward button
   11. Set the amount of memory and number of CPUs for the VM
   12. Click the Forward button
   13. Enter the size of the virtual disk to be created for the VM
   14. Click the Forward button
   15. Enter a name for the VM
   16. Click the Finish button
   17. If prompted, select Yes to start the virtual network interface

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Running Virtual Machines on Debian/Ubuntu using QEMU, libvirt and Virt Manager

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$Run Mealie - Recipe Tracker and Meal Planner - in Docker #Mealie #Docker #MeanPlanner Full steps can be found at https://i12bretro.github.io/tutorials/0398.html What is Mealie? Mealie is a self hosted recipe manager and meal planner with a RestAPI backend and a reactive frontend application built in Vue for a pleasant user experience for the whole family. Easily add recipes into your database by providing the url and mealie will automatically import the relevant data or add a family recipe with the UI editor. - https://github.com/hay-kot/mealie/ Installing Docker 01. Log into the Linux based device 02. Run the following commands in the terminal # install prerequisites sudo apt install apt-transport-https ca-certificates curl software-properties-common gnupg-agent -y # add docker gpg key curl -fsSL https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release)/gpg | sudo apt-key add - # add docker software repository sudo add-apt-repository deb [arch=$(dpkg print-architecture)] https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release) $(lsb_release -cs) stable # install docker sudo apt install docker-ce docker-compose containerd.io -y # enable and start docker service sudo systemctl enable docker && sudo systemctl start docker # add the current user to the docker group sudo usermod -aG docker $USER # reauthenticate for the new group membership to take effect su - $USER Running Mealie 01. Continue following commands in a terminal window # create working directories mkdir ~/docker/mealie -p # set owner of docker directory sudo chown $USER:$USER ~/docker -R # run mealie container docker run -d name=mealie -v ~/docker/mealie:/app/data/ -p 9925:80 restart=unless-stopped hkotel/mealie 02. Open a web browser and navigate to http://DNSorIP:9925 03. Login with the username changeme@email.com and password MyPassword 04. Click the admin username in the left navigation menu 05. Update the Username, Full Name and Email as needed ≫ Click Update 06. Click the Change Password button 07. Enter the Current Password (MyPassword), enter and confirm a new password ≫ Click Change Password 08. Log out and log back in using the updated username and password 09. Welcome to Mealie Documentation: https://hay-kot.github.io/mealie/documentation/getting-started/install/ ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro$ $Install Organizr - A Homelab Services Organizer/Dashboard - on Linux #Organizr #Dashboard #Linux Full steps can be found at https://i12bretro.github.io/tutorials/0795.html What is Organizr? ORGANIZR aims to be your one stop shop for your Servers Frontend. Do you have quite a bit of services running on your computer or server? Do you have a lot of bookmarks or have to memorize a bunch of ip’s and ports? Well, Organizr is here to help with that... - https://organizr.app/ Installation 01. Log into the Linux device 02. Run the following commands in a terminal window: # update software repositories sudo apt update # install available software updates sudo apt upgrade -y # install prerequisites sudo apt install curl wget zip git openssl -y # install Apache HTTPD and SQLite sudo apt install apache2 sqlite3 -y # install PHP components sudo apt install php7.4 libapache2-mod-php php7.4-common php7.4-mysql php7.4-sqlite3 php7.4-xml php7.4-zip php7.4-curl php7.4-fpm -y # download the latest organizr release wget -O ./organizr.zip https://github.com/causefx/Organizr/archive/v2-master.zip # extract the downloaded zip to /var/www/html sudo unzip ./organizr.zip -d /var/www/html # rename the extracted folder organizr sudo mv /var/www/html/Organizr* /var/www/html/organizr # set the owner of the organizr directory sudo chown -R www-data:www-data /var/www/html/organizr # create organizr apache configuration sudo nano /etc/apache2/sites-available/organizr.conf 03. Paste the following configuration into organizr.conf ≪Directory /var/www/html/organizr≫ Options Indexes FollowSymLinks AllowOverride All Require all granted RewriteEngine On RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} !-d RewriteRule ^ /organizr/api/v2/index.php [QSA,L] ≪/Directory≫ 04. Press CTRL+O, Enter, CTRL+X to write the changes 05. Run the following command to enable the Organizr site # enable rewrite module sudo a2enmod rewrite # enable the organizr site sudo a2ensite organizr # restart the apache2 service sudo systemctl restart apache2 # generate a random string head /dev/urandom | LC_ALL=C tr -dc A-Za-z0-9 | head -c 30 Organizr Web Installer 01. Open a web browser and navigate to http://DNSorIP/organizr 02. Set the Installation Type to Personal ≫ Click Next 03. Complete the registration form by entering a username, email address and password ≫ Click Next 04. Copy the randomly generated string from the open terminal and paste it in the Hash Key field 05. Enter a Registration Password ≫ Click Next 06. Enter organizr.db as the Database Name and /var/www/html/organizr/data/ as the Database Path ≫ Click Test / Create Path ≫ Click Next 07. Review the summary ≫ Click Finish 08. Welcome to Organizr Source: https://docs.organizr.app/installation/prerequisites/installing-php ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro$

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$Host Your Own GitHub Alternative with Gitea #Gitea #Git #Linux Full steps can be found at https://i12bretro.github.io/tutorials/0521.html What is Gitea Gitea is a community managed lightweight code hosting solution written in Go. - https://gitea.io/ Installing Gitea 01. Log into the Linux device 02. Run the following commands in a terminal: # update software repositories sudo apt update # install software updates sudo apt upgrade -y # install preprequisites sudo apt install git mariadb-server -y # create gitea user sudo adduser system shell /bin/bash gecos Git Version Control group disabled-password home /home/gitea gitea # configure the MySQL database sudo su mysql_secure_installation 03. Press Enter to login as root 04. Type Y and press Enter to set a root password, type the password twice to confirm 05. Type Y and press Enter to remove anonymous users 06. Type Y and press Enter to disallow root login remotely 07. Type Y and press Enter to remove the test database 08. Type Y and press Enter to reload privilege tables 09. Run the following command to login into MySQL: mysql -u root -p 10. Authenticate with the root password set earlier 11. Run the following commands to create the Gitea database and database user CREATE DATABASE gitea CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci; CREATE USER gitea_rw@localhost IDENTIFIED BY G1te@!; GRANT ALL PRIVILEGES ON gitea.* TO gitea_rw@localhost; FLUSH PRIVILEGES; EXIT; exit 12. Continue with the following commands: # download the Gitea binary wget -O ./gitea https://github.com/go-gitea/gitea/releases/download/v1.14.2/gitea-1.14.2-linux-amd64 # make gitea executable sudo chmod +x gitea # move gitea to /usr/local/bin sudo mv ./gitea /usr/local/bin/ # verify gitea can be found gitea version # create required directory structures sudo mkdir -p /etc/gitea /var/lib/gitea/{custom,data,indexers,public,log} sudo chown gitea:gitea /var/lib/gitea/{data,indexers,log} sudo chmod 750 /var/lib/gitea/{data,indexers,log} sudo chown root:gitea /etc/gitea sudo chmod 770 /etc/gitea # create gitea service sudo nano /etc/systemd/system/gitea.service 13. Paste the following into gitea.service [Unit] Description=Gitea After=syslog.target After=network.target After=mysql.service [Service] LimitMEMLOCK=infinity LimitNOFILE=65535 RestartSec=2s Type=simple User=gitea Group=gitea WorkingDirectory=/var/lib/gitea/ ExecStart=/usr/local/bin/gitea web -c /etc/gitea/app.ini Restart=always Environment=USER=git HOME=/home/gitea GITEA_WORK_DIR=/var/lib/gitea [Install] WantedBy=multi-user.target 14. Press CTRL+O, Enter, CTRL+X to write the changes to gitea.service 15. Continue with the following commands: # reload services sudo systemctl daemon-reload # enable gitea to run on boot and start now sudo systemctl enable now gitea 16. Open a web browser and navigate to http://DNSorIP:3000 17. Complete the database settings on the Initial Configuration screen ≫ Click the Install Gitea button 18. Click the Register Now link 19. Enter a username, email and password ≫ Click the Register Account button 20. Welcome to Gitea Source: https://about.gitlab.com/ ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro$

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Run the following commands in the terminal # install prerequisites sudo apt install apt-transport-https ca-certificates curl software-properties-common gnupg-agent -y # add docker gpg key curl -fsSL https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release)/gpg | sudo apt-key add - # add docker software repository sudo add-apt-repository deb [arch=$(dpkg print-architecture)] https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release) $(lsb_release -cs) stable # install docker sudo apt install docker-ce docker-compose containerd.io -y # enable and start docker service sudo systemctl enable docker && sudo systemctl start docker # add the current user to the docker group sudo usermod -aG docker $USER # reauthenticate for the new group membership to take effect su - $USER Running the Organizr Container 01. Now that Docker is installed, run the following commands to setup the Organizr Docker container and run it # create working directory mkdir ~/docker/organizr -p # set ownership on the working directories sudo chown $USER:$USER ~/docker -R # list current uid and gid, note these for later id $user # run the organizr container docker run -d name=organizr -p 8880:80 -v ~/docker/organizr:/config -e PGID=1000 -e PUID=1000 restart unless-stopped organizr/organizr 02. Open a web browser and navigate to http://DNSorIP:8880 03. Select Personal from the Install Type dropdown ≫ Click Next 04. Enter an Admin Username, Email and Password ≫ Click Next 05. Open a new browser tab and navigate to https://www.random.org/passwords/?num=1&len=24&format=plain&rnd=new 06. Copy the generated random string ≫ Paste the string in the Hash Key field 07. Go back to the random.org tab and refresh the page to generate a new string 08. 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Continue with the following commands in a terminal window # create working directories mkdir ~/docker/group-office/{data,conf,share,tmp} -p && mkdir ~/docker/mariadb -p # create a config.php file sudo touch ~/docker/group-office/conf/config.php # set ownership on the working directories sudo chown $USER:$USER ~/docker -R # allow the container to write to working directories sudo chmod a+rwx -R ~/docker/group-office # create containers network docker network create containers # run the mariadb docker container docker run -d name mariadb network containers -e MYSQL_ROOT_PASSWORD=r00tp@$$ -e MYSQL_USER=groupoffice_rw -e MYSQL_PASSWORD=Grou40ff1c3 -e MYSQL_DATABASE=group_office -v ~/docker/mariadb:/var/lib/mysql -p 3306:3306 restart=unless-stopped mariadb:latest # run the group-office docker image docker run -d name group-office network containers -e MYSQL_USER=groupoffice_rw -e MYSQL_PASSWORD=Grou40ff1c3 -e MYSQL_DATABASE=group_office -e MYSQL_HOST=mariadb -p 9000:80 -v ~/docker/group-office/conf:/etc/groupoffice -v ~/docker/group-office/data:/var/lib/groupoffice -v ~/docker/group-office/tmp:/tmp/groupoffice restart=unless-stopped intermesh/groupoffice 02. 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