Ubuntu/Raspberry Pi

Network Config: ls -lah /Volumes/system-boot/\|grep network-config cat <<EOF > /Volumes/system-boot/network-config version: 2 ethernets: eth0: dhcp4: true optional: true wifis: wlan0: dhcp4: true optional: true access-points: "ChorkeOrg_2.4GHz": password: "sadaqah!" "ChorkeOrg": password: "sadaqah!" EOF	User Data: ls -lah /Volumes/system-boot/\|grep user-data cat << \EOF > /Volumes/system-boot/user-data #cloud-config system_info: default_user: name: pi chpasswd: expire: true list: - pi:ubuntu ssh_pwauth: true runcmd: - [ df, -h, / ] - [ sh, -xc, "echo $(date) ': hello academian!'" ] power_state: mode: reboot EOF

ls -lah /Volumes/system-boot/{.fseventsd,.Spotlight-V100} rm -rf /Volumes/system-boot/{.fseventsd,.Spotlight-V100}

ssh [email protected] :<<EOF The authenticity of host '10.19.83.111 (10.19.83.111)' can't be established. ECDSA key fingerprint is SHA256:9Lgs5Xxsypm4s/3F87TU2EMh6vUz6pjAMaNHXUDImVs. Are you sure you want to continue connecting (yes/no/[fingerprint])? yes Warning: Permanently added '10.19.83.111' (ECDSA) to the list of known hosts. [email protected]'s password: You are required to change your password immediately (administrator enforced) Welcome to Ubuntu 20.04.3 LTS (GNU/Linux 5.4.0-1042-raspi aarch64) WARNING: Your password has expired. You must change your password now and login again! Changing password for pi. Current password: New password: Retype new password: passwd: password updated successfully Connection to 10.19.83.111 closed. EOF

ssh [email protected] :<<EOF [email protected]'s password: Welcome to Ubuntu 20.04.3 LTS (GNU/Linux 5.4.0-1042-raspi aarch64) EOF

Network Config

dpkg --list|grep network-manager
dpkg --list|grep wpasupplicant
dpkg --list|grep iw

apt -qq list network-manager
apt -qq list wpasupplicant
apt -qq list iwd

sudo apt install network-manager
sudo apt install wpasupplicant
sudo apt install iwd

sudo apt install net-tools
sudo nmcli radio all
sudo nmcli con help

sudo nmcli device wifi list
sudo nmcli device
sudo nmcli con

sudo nmcli dev wifi con 'ChorkeOrg_2.4GHz' password 'sadaqah!'
sudo nmcli dev wifi con 'ChorkeInc' password 'sadaqah!'
sudo nmcli dev wifi con 'ChorkeOrg' password 'sadaqah!'

Server Config

sudo apt install postgresql-12
sudo apt install mariadb-server-10.3
sudo apt install apache2

sudo systemctl enable apache2.service
sudo systemctl start apache2.service
ls -lah /usr/lib/systemd/system/

sudo ufw status verbose
sudo ufw allow ssh
sudo ufw enable

sudo groupadd --system lxd
sudo usermod -G lxd -a pi
sudo newgrp lxd
sudo lxd init
:'
Would you like to use LXD clustering? (yes/no) [default=no]: 
Do you want to configure a new storage pool? (yes/no) [default=yes]: 
Name of the new storage pool [default=default]: 
Name of the storage backend to use (btrfs, dir, lvm, zfs, ceph) [default=zfs]: 
Create a new ZFS pool? (yes/no) [default=yes]: 
Would you like to use an existing empty block device (e.g. a disk or partition)? (yes/no) [default=no]: 
Size in GB of the new loop device (1GB minimum) [default=5GB]: 15GB
Would you like to connect to a MAAS server? (yes/no) [default=no]: 
Would you like to create a new local network bridge? (yes/no) [default=yes]: 
What should the new bridge be called? [default=lxdbr0]: 
What IPv4 address should be used? (CIDR subnet notation, “auto” or “none”) [default=auto]: 
What IPv6 address should be used? (CIDR subnet notation, “auto” or “none”) [default=auto]: 
Would you like the LXD server to be available over the network? (yes/no) [default=no]: 
Would you like stale cached images to be updated automatically? (yes/no) [default=yes] 
Would you like a YAML "lxd init" preseed to be printed? (yes/no) [default=no]:
'

Desktop Config

sudo apt install tasksel
sudo tasksel install kubuntu-full
sudo tasksel install kubuntu-desktop

sudo apt install sddm
sudo dpkg-reconfigure sddm

sudo apt install kde-plasma-desktop -y
sudo apt purge kde-plasma-desktop -y

sudo apt install kde-standard -y
sudo apt purge kde-standard -y

sudo apt install kde-full -y
sudo apt purge kde-full -y

Device Status

sudo nmcli dev
:'
DEVICE  TYPE      STATE        CONNECTION 
wlan0   wifi      unavailable  --         
eth0    ethernet  unmanaged    --         
lo      loopback  unmanaged    --  
'

lsblk
:'
NAME        MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
loop0         7:0    0  48.9M  1 loop /snap/core18/2127
loop1         7:1    0  57.4M  1 loop /snap/core20/1171
loop2         7:2    0    62M  1 loop /snap/lxd/21032
loop3         7:3    0    49M  1 loop /snap/core18/2248
loop4         7:4    0  28.1M  1 loop /snap/snapd/12707
loop5         7:5    0  60.7M  1 loop /snap/lxd/21843
loop6         7:6    0  28.2M  1 loop /snap/snapd/13643
mmcblk0     179:0    0 119.3G  0 disk 
├─mmcblk0p1 179:1    0   256M  0 part /boot/firmware
└─mmcblk0p2 179:2    0   119G  0 part /
'

df -h
:'
Filesystem      Size  Used Avail Use% Mounted on
udev            3.8G     0  3.8G   0% /dev
tmpfs           782M  4.0M  778M   1% /run
/dev/mmcblk0p2  118G  2.8G  110G   3% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/loop0       49M   49M     0 100% /snap/core18/2127
/dev/loop1       58M   58M     0 100% /snap/core20/1171
/dev/loop3       49M   49M     0 100% /snap/core18/2248
/dev/loop2       62M   62M     0 100% /snap/lxd/21032
/dev/loop4       29M   29M     0 100% /snap/snapd/12707
/dev/loop5       61M   61M     0 100% /snap/lxd/21843
/dev/loop6       29M   29M     0 100% /snap/snapd/13643
/dev/mmcblk0p1  253M  120M  133M  48% /boot/firmware
tmpfs           782M     0  782M   0% /run/user/1000
'

sudo fdisk /dev/mmcblk0 -l
:'
Disk /dev/mmcblk0: 119.26 GiB, 128043712512 bytes, 250085376 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0xf66f0719

Device         Boot  Start       End   Sectors  Size Id Type
/dev/mmcblk0p1 *      2048    526335    524288  256M  c W95 FAT32 (LBA)
/dev/mmcblk0p2      526336 250085342 249559007  119G 83 Linux
'

sudo fdisk -l
:'
Disk /dev/loop0: 48.92 MiB, 51277824 bytes, 100152 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop1: 57.42 MiB, 60198912 bytes, 117576 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop2: 61.98 MiB, 64962560 bytes, 126880 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop3: 48.98 MiB, 51335168 bytes, 100264 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop4: 28.7 MiB, 29433856 bytes, 57488 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop5: 60.68 MiB, 63610880 bytes, 124240 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/loop6: 28.22 MiB, 29581312 bytes, 57776 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/mmcblk0: 119.26 GiB, 128043712512 bytes, 250085376 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0xf66f0719

Device         Boot  Start       End   Sectors  Size Id Type
/dev/mmcblk0p1 *      2048    526335    524288  256M  c W95 FAT32 (LBA)
/dev/mmcblk0p2      526336 250085342 249559007  119G 83 Linux

'

Knowledge

dpkg --list\|grep network-manager dpkg --list\|grep wpasupplicant dpkg --list\|grep iw	apt -qq list network-manager apt -qq list wpasupplicant apt -qq list iwd	sudo apt update sudo apt upgrade sudo apt autoremove

physical volume sudo pvdisplay -m sudo pvdisplay sudo pvs	logical volume sudo lvdisplay -m sudo lvdisplay sudo lvs	volume group sudo vgdisplay -s sudo vgdisplay sudo vgs

lsblk df -h ll /dev/mm*	sudo pvscan sudo fdisk -l sudo fdisk /dev/mmcblk0 sudo parted /dev/mmcblk0	sudo resize2fs /dev/mmcblk0p3 sudo e2fsck -f /dev/mmcblk0p3 sudo xfs_growfs /dev/ubuntu_ubuntu/root sudo vgdisplay -v ubuntu_ubuntu\|grep -i 'Free PE'

$GRAALVM_HOME/bin/gu install native-image sudo apt install icedtea-netx openjdk-8-jre sudo update-alternatives --config java	sudo apt install openjdk-8-jre sudo apt install openjdk-11-jre sudo apt install openjdk-17-jre	sudo apt install openjdk-8-jdk sudo apt install openjdk-11-jdk sudo apt install openjdk-17-jdk

sudo apt install build-essential libz-dev zlib1g-dev JAVA_HOME=/usr/lib/jvm/java-11-openjdk-11.0.13.0.8-1.fc35.aarch64 PATH=$PATH:$HOME/bin:$JAVA_HOME/bin		export ACADEMIA_HOME="$HOME/.chorke/academia" mkdir -p $ACADEMIA_HOME/var/download cd $ACADEMIA_HOME/var/download

wget https://github.com/graalvm/graalvm-ce-builds/releases/download/vm-21.3.0/graalvm-ce-java11-linux-aarch64-21.3.0.tar.gz wget https://github.com/graalvm/graalvm-ce-builds/releases/download/vm-21.3.0/graalvm-ce-java17-linux-aarch64-21.3.0.tar.gz

tar -xvzf /home/pi/.chorke/academia/var/download/graalvm-ce-java17-linux-aarch64-21.3.0.tar.gz tar -xvzf /home/pi/.chorke/academia/var/download/graalvm-ce-java11-linux-aarch64-21.3.0.tar.gz ln -s /opt/cli/graalvm-ce-java11-21.3.0 /usr/lib/jvm/graalvm-ce-java11-21.3.0 ln -s /opt/cli/graalvm-ce-java17-21.3.0 /usr/lib/jvm/graalvm-ce-java17-21.3.0 update-alternatives --install /usr/bin/java java /usr/lib/jvm/graalvm-ce-java11-21.3.0/bin/java 4 update-alternatives --install /usr/bin/java java /usr/lib/jvm/graalvm-ce-java17-21.3.0/bin/java 5		mkdir -p /opt/cli cd /opt/cli ls -lah /usr/lib/jvm ls -lah /usr/lib/jvm sudo update-alternatives --config java sudo update-alternatives --config java

apt -qq list network-manager apt -qq list wpasupplicant apt -qq list iwd	sudo apt install network-manager sudo apt install wpasupplicant sudo apt install iwd	sudo systemctl status NetworkManager.service sudo systemctl status wpa_supplicant.service sudo systemctl status iwd.service

ssh-keygen -f "/home/chorke/.ssh/known_hosts" -R "10.19.83.111" ssh-keygen -f ~/.ssh/known_hosts -R 10.19.83.111

References

Change default `ubuntu` user via CloudInit On AWS EC2 Change default `ubuntu` user via CloudInit on Pi4 Detect the OS Name from a Bash Script Detect the OS Type from a Bash Script Fedora/Raspberry Pi Raspberry Pi Quarkus Podman Fedora Docker	The AArch64 hardware, software, cloud & JDK CloudInit to change the default `ubuntu` user Gist Install GraalVM CE on Linux Git Download for Linux and Unix Native javac built with GraalVM Convention for Workspaces Install NetworkManager Convention for Projects ARM64 vs. AArch64 Linux Containers	Ubuntu 20.04 Network Management LXD cluster on Raspberry Pi 4 UFW: Uncomplicated Firewall LXD command hangs LXD purge and install LAMP Stack for PI LAPP Stack for PI Linux Containers Fedora/GraalVM Ubuntu/GraalVM

Install KDE Plasma in Linux Desktop Ubuntu install LXD Snap Store Ubuntu on the Legion 5 Pro Install Unijoy on Linux

Ubuntu/Raspberry Pi

Contents

Network Config

Server Config

Desktop Config

Device Status

Knowledge

References

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Ubuntu/Raspberry Pi

Network Config

Server Config

Desktop Config

Device Status

Knowledge

References

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