add rpi setup

sysadmin/README.md

@@ -2,6 +2,7 @@
 
 SysAdmin notions, tools and procedures.
 
+- [Raspberry PI Setup](rpi-setup.md)
 - [OpenSSH for Windows](win-openssh.md)
 - [Microsoft SQL Server](ms-sqlserver.md)
 - [Starting applications on Windows](win-start.md)

sysadmin/rpi-setup.md

@@ -0,0 +1,75 @@
+# Raspberry PI Setup
+
+## Sources
+
+- <https://raspberrypi.stackexchange.com/a/7647>
+- <https://raspberrypi.stackexchange.com/a/139930>
+- <https://github.com/neutrinolabs/xrdp/issues/2053>
+- <https://forums.raspberrypi.com/viewtopic.php?t=274439>
+
+### 1. Update things
+
+```shell
+sudo apt update
+sudo apt upgrade
+```
+
+### 2. Setup SSH banner
+
+```shell
+echo "Hello world! Successfully logged into RPI" | sudo tee -a /etc/sshbanner
+echo "Banner=/etc/sshbanner" | sudo tee -a /etc/ssh/sshd_config
+sudo systemctl restart sshd
+```
+
+### 3. `raspi-config`
+
+```shell
+sudo raspi-config
+```
+
+### 4. Config NetBIOS name
+
+... by installing Samba + avahi-daemon.
+
+```shell
+sudo apt install samba samba-common-bin
+sudo smbpasswd -a pi
+read -r -d '' smbcfg << hd
+[shared]
+   comment= Shared Folder
+   path = /usr/shared
+   browseable = Yes
+   writeable = Yes
+   only guest = no
+   create mask = 0777
+   directory mask = 0777
+   public = no
+   force user = pi
+hd
+echo "$smbcfg" | sudo tee -a /etc/samba/smb.conf
+
+sudo apt-get install avahi-daemon
+sudo systemctl enable avahi-daemon
+sudo /etc/init.d/avahi-daemon restart
+```
+
+### 5. Setup RDP
+
+```shell
+sudo apt install xrdp
+sudo deluser pi render # necessary or else you get a black screen on some RPI-Os versions
+```
+
+### 6. (optional) Setup [TinyPilot](https://github.com/tiny-pilot/tinypilot)
+
+Follow [instructions here](https://github.com/tiny-pilot/tinypilot?tab=readme-ov-file#simple-installation) for up-to-date commands.
+
+```shell
+curl \
+  --silent \
+  --show-error \
+  https://raw.githubusercontent.com/tiny-pilot/tinypilot/master/get-tinypilot.sh | \
+    bash - && \
+  sudo reboot
+```