mirror of
https://github.com/cimryan/teslausb.git
synced 2026-03-01 04:30:33 +00:00
Create the backing files for the USB drives on a separate partition.
This commit is contained in:
cimryan
15
windows_archive/create-backingfiles-partition.sh
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15
windows_archive/create-backingfiles-partition.sh
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@@ -0,0 +1,15 @@
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#!/bin/bash -eu
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BACKINGFILES_MOUNTPOINT="$1"
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PARTITION_TABLE=$(parted -m /dev/mmcblk0 unit s print)
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ROOT_PARTITION_LINE=$(echo "$PARTITION_TABLE" | grep -e "^2:")
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LAST_ROOT_PARTITION_SECTOR=$(echo "$ROOT_PARTITION_LINE" | sed 's/s//g' | cut -d ":" -f 3)
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FIRST_BACKINGFILES_PARTITION_SECTOR=$(( $LAST_ROOT_PARTITION_SECTOR + 1 ))
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parted -m /dev/mmcblk0 u s mkpart primary ext4 "$FIRST_BACKINGFILES_PARTITION_SECTOR" 100%
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mkfs.ext4 /dev/mmcblk0p3
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echo "/dev/mmcblk0p3 $BACKINGFILES_MOUNTPOINT ext4 auto,rw,noatime 0 2" >> /etc/fstab
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37
windows_archive/create-backingfiles.sh
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37
windows_archive/create-backingfiles.sh
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@@ -0,0 +1,37 @@
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#!/bin/bash -eu
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SPACE_TO_USE="$1"
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CAM_PERCENT="$2"
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BACKINGFILES_MOUNTPOINT="$3"
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G_MASS_STORAGE_CONF_FILE_NAME=/etc/modprobe.d/g_mass_storage.conf
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function add_drive () {
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local name="$1"
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local label="$2"
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local size="$3"
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local filename="$4"
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fallocate -l "$size"K "$filename"
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mkfs.vfat "$filename" -F 32 -n "$label"
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local mountpoint=/mnt/"$name"
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mkdir "$mountpoint"
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echo "$filename $mountpoint vfat noauto,users,umask=000 0 0" >> /etc/fstab
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}
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CAM_DISK_SIZE="$(( $SPACE_TO_USE * $CAM_PERCENT / 100 ))"
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CAM_DISK_FILE_NAME="$BACKINGFILES_MOUNTPOINT/cam_disk.bin"
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add_drive "cam" "CAM" "$CAM_DISK_SIZE" "$CAM_DISK_FILE_NAME"
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if [ "$CAM_PERCENT" -lt 100 ]
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then
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MUSIC_PERCENT="$(( 100 - $CAM_PERCENT ))"
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MUSIC_DISK_SIZE="$(( $SPACE_TO_USE * $MUSIC_PERCENT / 100 ))"
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MUSIC_DISK_FILE_NAME="$BACKINGFILES_MOUNTPOINT/music_disk.bin"
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add_drive "music" "MUSIC" "$MUSIC_DISK_SIZE" "$MUSIC_DISK_FILE_NAME"
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echo "options g_mass_storage file=$CAM_DISK_FILE_NAME,$MUSIC_DISK_FILE_NAME removable=1,1 ro=0,0 stall=0 iSerialNumber=123456" > G_MASS_STORAGE_CONF_FILE_NAME
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else
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echo "options g_mass_storage file=$CAM_DISK_FILE_NAME removable=1 ro=0 stall=0 iSerialNumber=123456" > G_MASS_STORAGE_CONF_FILE_NAME
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fi
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@@ -23,7 +23,7 @@ Write-Verbose "Updating $configPath ..."
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Write-Verbose "Updating $cmdlinePath ..."
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$cmdlinetxtContent = gc -Raw $cmdlinePath
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$cmdlinetxtContent.Replace("rootwait", "rootwait modules-load=dwc2,g_ether") | Out-File -FilePath $cmdlinePath -Encoding utf8
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$cmdlinetxtContent.Replace("rootwait", "rootwait modules-load=dwc2,g_ether").Replace(" init=/usr/lib/raspi-config/init_resize.sh", "") | Out-File -FilePath $cmdlinePath -Encoding utf8
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Write-Verbose "Enabling SSH ..."
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[System.IO.File]::CreateText($sshPath).Dispose()
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@@ -1,6 +1,8 @@
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#!/bin/bash -eu
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if [ "$(whoami)" != "root" ]
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BRANCH=u/cimryan/readonlyrootfs
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if ! [ $(id -u) = 0 ]
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then
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echo "STOP: Run sudo -i."
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exit 1
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@@ -15,74 +17,88 @@ function check_variable () {
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fi
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}
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check_variable "archiveserver"
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check_variable "sharename"
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check_variable "shareuser"
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check_variable "sharepassword"
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check_variable "campercent"
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function check_archive_server_reachable () {
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echo "Verifying that the archive server $archiveserver is reachable..."
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local serverunreachable=false
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ping -c 1 -w 1 "$archiveserver" 1>/dev/null 2>&1 || serverunreachable=true
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serverunreachable=false
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ping -c 1 -w 1 "$archiveserver" 1>/dev/null 2>&1 || serverunreachable=true
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if [ "$serverunreachable" = true ]
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then
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echo "STOP: The archive server $archiveserver is unreachable. Try specifying its IP address instead."
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exit 1
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fi
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if [ "$serverunreachable" = true ]
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then
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echo "STOP: The archive server $archiveserver is unreachable. Try specifying its IP address instead."
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exit 1
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fi
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archiveserverip="$(getent hosts $archiveserver | cut -d' ' -f1)"
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available_space="$(($(df --output=avail / | tail -1) - 1000000))"
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if [ "$available_space" -lt 0 ]
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then
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echo "STOP: The MicroSD card is too small."
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exit 1
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fi
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function add_drive () {
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local name="$1"
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local label="$2"
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local size="$3"
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local filename="$4"
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fallocate -l "$size"K "$filename"
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mkfs.vfat "$filename" -F 32 -n "$label"
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local mountpoint=/mnt/"$name"
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mkdir "$mountpoint"
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echo "$filename $mountpoint vfat noauto,users,umask=000 0 0" >> /etc/fstab
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echo "The archive server is reachable."
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}
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pushd ~
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function check_available_space () {
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echo "Verifying that there is sufficient space available on the MicroSD card..."
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local available_space="$1"
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if [ "$available_space" -lt 4294967296 ]
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then
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echo "STOP: The MicroSD card is too small."
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exit 1
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fi
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cp /boot/cmdline.txt ~
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cat ~/cmdline.txt | sed 's/[[:space:]]\+modules-load=[^ [:space:]]\+//' | sed 's/rootwait/rootwait modules-load=dwc2/' > /boot/cmdline.txt
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rm ~/cmdline.txt
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echo "There is sufficient space available."
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}
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mkdir /mnt/archive
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function fix_cmdline_txt_modules_load ()
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{
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echo "Fixing the modules-load parameter in /boot/cmdline.txt..."
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cp /boot/cmdline.txt ~
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cat ~/cmdline.txt | sed 's/[[:space:]]\+modules-load=[^ [:space:]]\+//' | sed 's/rootwait/rootwait modules-load=dwc2/' > /boot/cmdline.txt
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rm ~/cmdline.txt
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echo "Fixed cmdline.txt."
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}
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echo "" >> /etc/fstab
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echo "//$archiveserverip/$sharename /mnt/archive cifs vers=3,credentials=/root/.teslaCamArchiveCredentials,iocharset=utf8,file_mode=0777,dir_mode=0777 0" >> /etc/fstab
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BACKINGFILES_MOUNTPOINT=/backingfiles
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echo "username=$shareuser" > /root/.teslaCamArchiveCredentials
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echo "password=$sharepassword" >> /root/.teslaCamArchiveCredentials
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function create_usb_drive_backing_files () {
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wget https://raw.githubusercontent.com/cimryan/teslausb/"$BRANCH"/windows_archive/create-backingfiles-partition.sh
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chmod +x ./create-backingfiles-partition.sh
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./create-backingfiles-partition.sh "$BACKINGFILES_MOUNTPOINT"
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mkdir /root/bin
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echo "Mounting the partition for the backing files..."
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mount /backingfiles
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echo "Mounted the partition for the backing files."
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wget https://raw.githubusercontent.com/cimryan/teslausb/master/windows_archive/archiveloop
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sed s/ARCHIVE_HOST_NAME=archiveserver/ARCHIVE_HOST_NAME=$archiveserver/ ~/archiveloop > /root/bin/archiveloop
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rm ~/archiveloop
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chmod +x /root/bin/archiveloop
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wget https://raw.githubusercontent.com/cimryan/teslausb/"$BRANCH"/windows_archive/create-backingfiles.sh
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chmod +x ./create-backingfiles.sh
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./create-backingfiles.sh "$AVAILABLE_SPACE" "$campercent" "$BACKINGFILES_MOUNTPOINT"
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}
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pushd /root/bin
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wget https://raw.githubusercontent.com/cimryan/teslausb/master/windows_archive/archive-teslacam-clips
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chmod +x archive-teslacam-clips
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popd
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function configure_archive () {
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echo "Configuring the archive..."
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mkdir /mnt/archive
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local archive_server_ip_address="$(getent hosts $archiveserver | cut -d' ' -f1)"
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echo "//$archive_server_ip_address/$sharename /mnt/archive cifs vers=3,credentials=/root/.teslaCamArchiveCredentials,iocharset=utf8,file_mode=0777,dir_mode=0777 0" >> /etc/fstab
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echo "#!/bin/bash -eu" > ~/rc.local
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tail -n +2 /etc/rc.local | sed '$d' >> ~/rc.local
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echo "username=$shareuser" > /root/.teslaCamArchiveCredentials
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echo "password=$sharepassword" >> /root/.teslaCamArchiveCredentials
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echo "Configured the archive."
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}
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function configure_archive_scripts () {
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echo "Configuring the archive scripts..."
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mkdir /root/bin
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wget https://raw.githubusercontent.com/cimryan/teslausb/"$BRANCH"/windows_archive/archiveloop
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sed s/ARCHIVE_HOST_NAME=archiveserver/ARCHIVE_HOST_NAME=$archiveserver/ ~/archiveloop > /root/bin/archiveloop
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rm ~/archiveloop
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chmod +x /root/bin/archiveloop
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pushd /root/bin
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wget https://raw.githubusercontent.com/cimryan/teslausb/"$BRANCH"/windows_archive/archive-teslacam-clips
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chmod +x archive-teslacam-clips
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popd
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echo "Configured the archive scripts."
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}
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function configure rc_local () {
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echo "Configuring /etc/rc.local to run the archive scripts at startup..."
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echo "#!/bin/bash -eu" > ~/rc.local
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tail -n +2 /etc/rc.local | sed '$d' >> ~/rc.local
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cat << 'EOF' >> ~/rc.local
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LOGFILE=/tmp/rc.local.log
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@@ -97,26 +113,49 @@ log "All done"
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exit 0
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EOF
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cat ~/rc.local > /etc/rc.local
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rm ~/rc.local
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cat ~/rc.local > /etc/rc.local
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rm ~/rc.local
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echo "Configured rc.local."
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}
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cam_disk_size="$(( $available_space * $campercent / 100 ))"
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cam_disk_file_name="/cam_disk.bin"
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add_drive "cam" "CAM" "$cam_disk_size" "$cam_disk_file_name"
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function configure_hostname () {
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echo "Configuring the hostname..."
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if [ "$campercent" -lt 100 ]
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then
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musicpercent="$(( 100 - $campercent ))"
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music_disk_size="$(( $available_space * $musicpercent / 100 ))"
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music_disk_file_name="/music_disk.bin"
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add_drive "music" "MUSIC" "$music_disk_size" "$music_disk_file_name"
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echo "options g_mass_storage file=$cam_disk_file_name,$music_disk_file_name removable=1,1 ro=0,0 stall=0 iSerialNumber=123456" > /etc/modprobe.d/g_mass_storage.conf
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else
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echo "options g_mass_storage file=$cam_disk_file_name removable=1 ro=0 stall=0 iSerialNumber=123456" > /etc/modprobe.d/g_mass_storage.conf
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fi
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local new_host_name="teslausb"
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cp /etc/hosts ~
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sed 's/raspberrypi/$new_host_name/g' ~/hosts > /etc/hosts
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cp /etc/hosts ~
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sed s/raspberrypi/teslausb/g ~/hosts > /etc/hosts
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cp /etc/hostname ~
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sed 's/raspberrypi/$new_host_name/g' ~/hostname > /etc/hostname
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echo "Configured the hostname."
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}
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cp /etc/hostname ~
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sed s/raspberrypi/teslausb/g ~/hostname > /etc/hostname
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echo "Verifying environment variables..."
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check_variable "archiveserver"
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check_variable "sharename"
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check_variable "shareuser"
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check_variable "sharepassword"
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check_variable "campercent"
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check_archive_server_reachable
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AVAILABLE_SPACE="$( parted -m /dev/mmcblk0 u b print free | tail -1 | cut -d ":" -f 4 | sed 's/B//g' )"
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check_available_space "$AVAILABLE_SPACE"
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pushd ~
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fix_cmdline_txt_modules_load
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echo "" >> /etc/fstab
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create_usb_drive_backing_files
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configure_archive
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configure_archive_scripts
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configure rc_local
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configure_hostname
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