Intro

Raspi-Mobile is designed to run as a Mobile Device together with your Tablet or Laptop, prepared for conditions such as in a Train, Flight, Hotel and so on.
The project has its focus to run as a Streaming Server next to common features like Wireless and Internet-Routing support.

Two interesting Raspberry/Linux issues are solved:

True automatic mounting of USB flush drives
- Plugin any USB flush drives and mount the device automatically, supporting the filesystems ntfs, vfat and exfat
Graceful shutdown
- This solves the issue of preventing disk damages in case of losing electricity power.
- No need to login or connecting a keyboard and monitor to shutdown the device graceful, just plugin the shutdown usb device to initiate a instant and graceful shutdown

Features

Easy to setup
Supporting the Raspberry4. The project was developed on Debian Buster with the kernel version 5.10.17-v7l+
Slim image file download, the image size is less than 2GB
Automatic mounting and un-mounting USB flash drives
- Supported file systems: ntfs,ext32 and vfat
Graceful shutdown using a special prepared USB flash drive labeled with RASPI-CLEAN-SHUTDOWN
Wireless support, the device has a mangement web to customize WiFi settings like SID and password
Routing support together with ethernet connectivity, all interfaces are using DHCP
Support OpenVPN
Support of common protocols for streaming:
- SMB/CIFS
- WebDav
- SFTP
- HTTP

Easy Installation

Get the 2GB image here
Write the image to a Micro SD Card with the size of equal or better greater than 2GB, there is no limit, use any size of your Micro SD Card
- To write the Image you may use tools like DiskImager
Insert the Micro SD Card to your Raspberry and start it
- The disk will get automatically expanded to the maximum size during the first boot
  - Optional you may check the disk size by logging in via ssh and then run raspi-config, goto advanced and then expand filesystem, finish and reboot
Installation finished

Default Username and Password

Username pi
Password raspberry

Hostname and Aliases

Note: Hostname resolution is only available when connected through WiFi

Hostname raspberrypi
Aliases
- raspi
- raspberry
IP (alias to eth0, works even if eth0 is disconnected)
- 192.168.5.1

SSH

ssh pi@raspi
ssh pi@192.168.5.1

Become root

sudo -i

Wireless default access

WiFi SID
- Raspi-Mobile
WiFi Passwd
- raspberry

RaspAP Web-Interface

http://raspi:8080 
http://192.168.5.1:8080

Change the password for the pi user

Connect using SSH

Change the Linux Password

Note: Changing the Linux password will cover sftp too

ssh pi@raspi

Type

pi@raspberrypi:~ $ sudo -i
root@raspberrypi:~# passwd pi
New password:
Retype new password:
passwd: password updated successfully

Change the SMB/CIFS Password

This might need a new windows login after the change

pi@raspberrypi:~ $ sudo -i
root@raspberrypi:~# smbpasswd pi
New SMB password:
Retype new SMB password:

Change the HTTP/WebDav Password

htpasswd /etc/apache2/.htpasswd pi

Add a new user

Add a new user to Linux

This example will add the user admin
Note: Changing the Linux password will cover sftp too

Login first

ssh pi@raspi

Type

root@raspberrypi:/# adduser admin
Adding user `admin' ...
Adding new group `admin' (1002) ...
Adding new user `admin' (1001) with group `admin' ...
Creating home directory `/home/admin' ...
Copying files from `/etc/skel' ...
New password:
Retype new password:
passwd: password updated successfully
Changing the user information for admin
Enter the new value, or press ENTER for the default
       Full Name []: Raspi Admin
       Room Number []:
       Work Phone []:
       Home Phone []:
       Other []:
Is the information correct? [Y/n] Y

Add the new user to the sudo group in order to allow the user to become root

usermod -a -G sudo admin

Add a new user to SMB/CIFS

pi@raspberrypi:~ $ sudo -i
root@raspberrypi:~# smbpasswd -a admin
New SMB password:
Retype new SMB password:

Add the new user to the samba group

usermod -a -G sambagrp admin

Add a new user to HTTP/WebDav

htpasswd /etc/apache2/.htpasswd admin
New password:
Re-type new password:
Adding password for user admin

Change the WiFi SID and Password

Login to http://raspi:8080/ and navigate to Hostspot

Graceful Shutdown

Raspi-Mobile has a preconfigured udev rule configured to allow a greaceful shutdown by conneting a special prepared USB flash drive,

The drive label RASPI-CLEAN-SHUTDOWN will instantly shut down the device.
Example of the label on Windows

Once connected then please give the device a few seconds to complete the shutdown

Raspi-Mobile

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