Raspbian (ARM)
Raspbian is not affiliated with the Raspberry Pi Foundation.- raspbian.org
lsb_release -a to get version info
uname -a - `ARMv7 and below are 32-bit. AMRv8 introduces the 64-bit instruction set.
others
uname -m - check the kernel architecture: arm7* -> 32bit, arm8 64bit
Raspian Images
- The Raspberry Pi Foundation has produced and released their own recommended image of Raspbian / Flash with Etcher or Raspberry imager which is the most convenient for headless configuration (setup wifi + ssh + keyboard) both accept compressed image directly
Running Raspbian on x86 docker
see also Emulating a Raspberry Pi in QEMU
Fist install binfmt-support and qemu-user-static on the x86 host.
sudo apt-get update && \
sudo apt-get install -y binfmt-support qemu qemu-user-static
# check your ability to emulate the binary formats
# by checking for ARM support
sudo update-binfmts --enable qemu-arm
sudo update-binfmts --display | grep armGet the rpi-build-docker-img script to download the image from raspberrypi.org and convert if to a docker image.
Raspbian Headless config
Edit the SD Card
The default user/password is pi/raspberry (beware of qwerty config)
Static IP / 2
Edit /etc/dhcpcd.conf (/etc/network/interfaces should be left alone.)
# Example static IP configuration:
interface eth0
static ip_address=192.168.0.250/24
static routers=192.168.0.254
static domain_name_servers=212.27.40.240 212.27.40.241How Do I Find Out My Linux Gateway
Enable ssh
the root folder of your SD card (boot) create a new file named “ssh”, with no extension.
Then connect
ssh pi@192.168.0.250 # default pwd: raspberryThen Configure passwordless access
WiFi
Specify country setting with raspi-config first
$ sudo apt-get install wpasupplicant wireless-tools
# in /etc/wpa_supplicant/wpa_supplicant.conf
# add
network={
ssid="YourSSID"
psk="password"
key_mgmt=WPA-PSK
}Docker Setup
curl -sSL https://get.docker.com | sh # install
sudo usermod -aG docker $USER # config user permission
docker run hello-world # testinstall Docker compose
Start at boot
sudo systemctl enable docker