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Just three phases to setting up the Pi, now.

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cimryan
2018-10-23 18:29:26 -07:00
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README.md
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@@ -58,11 +58,10 @@ Get the IP address of the archive machine. You'll need this later, so write it d
### TODO Other hosting solutions ### TODO Other hosting solutions
## Set up the Raspberry Pi ## Set up the Raspberry Pi
There are four phases to setting up the Pi: There are three phases to setting up the Pi:
1. Get the OS onto the micro sd card. 1. Get the OS onto the micro sd card.
1. Get a shell on the Pi. 1. Get a shell on the Pi.
1. Set up the USB storage functionality. 1. Set up the USB storage functionality.
1. Get the Pi set up for your Tesla.
### Get the OS onto the micro SD card ### Get the OS onto the micro SD card
@@ -73,13 +72,17 @@ There are four phases to setting up the Pi:
### Get a shell on the Pi ### Get a shell on the Pi
If you used a Windows computer to flash the OS onto the MicroSD card, follow these [Instructions](GetShellWithoutMonitorOnWindows.md). If you used a Windows computer to flash the OS onto the MicroSD card, follow these [Instructions](GetShellWithoutMonitorOnWindows.md).
If you used a Mac or a Linux computer, follow these [Instructions](GetShellWithoutMonitorOnLinux.md). If you used a Mac or a Linux computer, follow these [Instructions](GetShellWithoutMonitorOnLinux.md).
### Set up the USB storage functionality ### Set up the USB storage functionality
Now that you have Wifi up and running, it's time to set up the USB storage and scripts that will manage the dashcam and (optionally) music storage. Now that you have Wifi up and running, it's time to set up the USB storage and scripts that will manage the dashcam and (optionally) music storage.
1. SSH to the Pi and run `sudo -i` 1. SSH to the Pi and run
```
sudo -i
```
1. Try to ping your archive server from the Pi. In this example the server is named `nautilus`. 1. Try to ping your archive server from the Pi. In this example the server is named `nautilus`.
``` ```
ping -c 3 nautilus ping -c 3 nautilus
@@ -108,29 +111,30 @@ Now that you have Wifi up and running, it's time to set up the USB storage and s
``` ```
halt halt
``` ```
1. Disconnect the Pi from the computer.
On the next boot, the Pi hostname will become `teslausb`, so future `ssh` sessions will be `ssh pi@teslausb.local`. On the next boot, the Pi hostname will become `teslausb`, so future `ssh` sessions will be `ssh pi@teslausb.local`.
Your Pi is now ready to be plugged into your Tesla. If you want to add music to the Pi, follow the instructions in the next section. Your Pi is now ready to be plugged into your Tesla. If you want to add music to the Pi, follow the instructions in the next section.
### (Optional) Add music to the Pi ## (Optional) Add music to the Pi
If you set up the Pi with a keyboard and a monitor disconnect it and connect it to a PC. If you're using a cable be sure to use the port labeled "USB" on the circuitboard. Connect the Pi to a computer. If you're using a cable be sure to use the port labeled "USB" on the circuitboard.
1. Wait for the Pi to show up on the PC as a USB drive. 1. Wait for the Pi to show up on the computer as a USB drive.
1. Copy any music you'd like to the drive labeled MUSIC. 1. Copy any music you'd like to the drive labeled MUSIC.
1. Eject the drives. 1. Eject the drives.
1. Unplug the Pi from the PC. 1. Unplug the Pi from the PC.
1. Plug the Pi into your Tesla. 1. Plug the Pi into your Tesla.
## Making changes to the system after setup ## Making changes to the system after setup
The setup process configures the Pi with read-only file systems for the operating system but with read-write access through the USB The setup process configures the Pi with read-only file systems for the operating system but with read-write
interface. This means that you'll be able to record dashcam video and add and remove music files but you won't be able to make changes access through the USB interface. This means that you'll be able to record dashcam video and add and remove
to files on / or on /boot. This is to protect against corruption of the operating system when the Tesla cuts power to the Pi. music files but you won't be able to make changes to files on / or on /boot. This is to protect against
corruption of the operating system when the Tesla cuts power to the Pi.
To make changes to the system partitions: To make changes to the system partitions:
``` ```
ssh pi@teslausb. ssh pi@teslausb.
sudo -i sudo -i
mount / -o remount,rw /root/bin/remountfs_rw
mount /boot -o remount,rw
``` ```
Then make whatever changes you need to. The next time the system boots the partitions will once again be read-only. Then make whatever changes you need to. The next time the system boots the partitions will once again be read-only.