kevinveenbirkenbach/raspberry-pi-tools
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Kevin Veen-Birkenbach 2020-04-30 11:09:01 +02:00
parent 4b135b3a93
commit 9497f1fba9
1 changed files with 49 additions and 45 deletions
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94
sd_setup.sh
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@ -1,21 +1,18 @@
#!/bin/bash #!/bin/bash
# shellcheck disable=SC2010 # ls | grep allowed # shellcheck disable=SC2010 # ls | grep allowed
echo "Setupscript for Raspberry Pi SD's" echo "Setupscript for Raspberry Pi devices"
echo echo
echo "@author Kevin Veen-Birkenbach [kevin@veen.world]" echo "@author Kevin Veen-Birkenbach [kevin@veen.world]"
echo "@since 2017-03-12" echo "@since 2017-03-12"
echo echo
echo "Starting setup..." info(){
echo "[INFO]: $1";
echo "Define variables..." }
working_folder="/tmp/raspberry-pi-tools-$(date +%s)/";
echo "Define functions..."
warning(){ warning(){
echo "WARNING: $1"; echo "[WARNING]: $1";
} }
destructor(){ destructor(){
@ -25,29 +22,36 @@ destructor(){
} }
error(){ error(){
echo "ERROR: $1 -> Leaving program." echo "[ERROR]: $1 -> Leaving program."
destructor destructor
exit 1; exit 1;
} }
echo "Create temporary working folder in $working_folder"; info "Starting setup..."
info "Define variables..."
working_folder="/tmp/raspberry-pi-tools-$(date +%s)/";
info "Define functions..."
info "Create temporary working folder in $working_folder";
mkdir -v "$working_folder" mkdir -v "$working_folder"
echo "Checking if root..." info "Checking if root..."
if [ "$(id -u)" != "0" ];then if [ "$(id -u)" != "0" ];then
error "This script must be executed as root!" error "This script must be executed as root!"
fi fi
echo "Configure user..." info "Configure user..."
echo "Please type in a valid username from which the SSH-Key should be copied:" && read -r origin_username; echo "Please type in a valid username from which the SSH-Key should be copied:" && read -r origin_username;
getent passwd "$origin_username" > /dev/null 2 || error "User $origin_username doesn't exist."; getent passwd "$origin_username" > /dev/null 2 || error "User $origin_username doesn't exist.";
origin_user_home="/home/$origin_username/"; origin_user_home="/home/$origin_username/";
echo "Image routine starts..." info "Image routine starts..."
image_folder="$origin_user_home""Images/"; image_folder="$origin_user_home""Images/";
echo "The images will be stored in \"$image_folder\"." info "The images will be stored in \"$image_folder\"."
if [ ! -d "$image_folder" ]; then if [ ! -d "$image_folder" ]; then
echo "Folder \"$image_folder\" doesn't exist. It will be created now." info "Folder \"$image_folder\" doesn't exist. It will be created now."
mkdir -v "$image_folder" mkdir -v "$image_folder"
fi fi
@ -133,7 +137,7 @@ case "$os" in
;; ;;
esac esac
echo "Generating os-image..." info "Generating os-image..."
download_url="$base_download_url$imagename" download_url="$base_download_url$imagename"
image_path="$image_folder$imagename" image_path="$image_folder$imagename"
@ -149,17 +153,17 @@ if [ "$force_image_download" = "y" ]
fi fi
fi fi
echo "Start Download procedure..." info "Start Download procedure..."
if [ -f "$image_path" ] if [ -f "$image_path" ]
then then
echo "Image exist local. Download skipped." info "Image exist local. Download skipped."
else else
echo "Image \"$imagename\" doesn't exist under local path \"$image_path\"." info "Image \"$imagename\" doesn't exist under local path \"$image_path\"."
echo "Image \"$imagename\" gets downloaded from \"$download_url\"..." info "Image \"$imagename\" gets downloaded from \"$download_url\"..."
wget "$download_url" -P "$image_folder" || error "Download from \"$download_url\" failed." wget "$download_url" -P "$image_folder" || error "Download from \"$download_url\" failed."
fi fi
echo "Verifying image..." info "Verifying image..."
if [[ -v image_checksum ]] if [[ -v image_checksum ]]
then then
echo "$image_checksum $image_path"| md5sum -c -|| error "Verification failed. HINT: Force the download of the image." echo "$image_checksum $image_path"| md5sum -c -|| error "Verification failed. HINT: Force the download of the image."
@ -167,13 +171,13 @@ if [[ -v image_checksum ]]
warning "Verification is not possible. No checksum is defined." warning "Verification is not possible. No checksum is defined."
fi fi
echo "Preparing mount paths..." info "Preparing mount paths..."
boot_mount_path="$working_folder""boot" boot_mount_path="$working_folder""boot"
root_mount_path="$working_folder""root" root_mount_path="$working_folder""root"
mkdir -v "$boot_mount_path" mkdir -v "$boot_mount_path"
mkdir -v "$root_mount_path" mkdir -v "$root_mount_path"
echo "Defining partition paths..." info "Defining partition paths..."
if [ "${sd_card_path:5:1}" != "s" ] if [ "${sd_card_path:5:1}" != "s" ]
then then
partion="p" partion="p"
@ -184,10 +188,10 @@ boot_partition_path=$sd_card_path$partion"1"
root_partition_path=$sd_card_path$partion"2" root_partition_path=$sd_card_path$partion"2"
mount_partitions(){ mount_partitions(){
echo "Mount boot and root partition..." info "Mount boot and root partition..."
mount "$boot_partition_path" "$boot_mount_path" || error "Mount from $boot_partition_path to $boot_mount_path failed..." mount "$boot_partition_path" "$boot_mount_path" || error "Mount from $boot_partition_path to $boot_mount_path failed..."
mount "$root_partition_path" "$root_mount_path" || error "Mount from $root_partition_path to $root_mount_path failed..." mount "$root_partition_path" "$root_mount_path" || error "Mount from $root_partition_path to $root_mount_path failed..."
echo "The following mounts refering this setup exist:" && mount | grep "$working_folder" info "The following mounts refering this setup exist:" && mount | grep "$working_folder"
} }
echo "Should the image be transfered to $sd_card_path?(y/n)" && read -r transfer_image echo "Should the image be transfered to $sd_card_path?(y/n)" && read -r transfer_image
@ -197,16 +201,16 @@ if [ "$transfer_image" = "y" ]
echo "Should $sd_card_path be overwritten with zeros before copying?(y/n)" && read -r copy_zeros_to_device echo "Should $sd_card_path be overwritten with zeros before copying?(y/n)" && read -r copy_zeros_to_device
if [ "$copy_zeros_to_device" = "y" ] if [ "$copy_zeros_to_device" = "y" ]
then then
echo "Overwritting..." info "Overwritting..."
dd if=/dev/zero of="$sd_card_path" bs=1M || error "Overwritting $sd_card_path failed." dd if=/dev/zero of="$sd_card_path" bs=1M || error "Overwritting $sd_card_path failed."
else else
echo "Skipping Overwritting..." info "Skipping Overwritting..."
fi fi
echo "Starting image transfer..." info "Starting image transfer..."
case "$os" in case "$os" in
"arch") "arch")
echo "Execute fdisk..." info "Execute fdisk..."
( echo "o" #Type o. This will clear out any partitions on the drive. ( echo "o" #Type o. This will clear out any partitions on the drive.
echo "p" #Type p to list partitions. There should be no partitions left echo "p" #Type p to list partitions. There should be no partitions left
echo "n" #Type n, echo "n" #Type n,
@ -224,19 +228,19 @@ if [ "$transfer_image" = "y" ]
echo "w" #Write the partition table and exit by typing w. echo "w" #Write the partition table and exit by typing w.
)| fdisk "$sd_card_path" || error "Creating partitions failed. Try to execute this script with the overwritting parameter." )| fdisk "$sd_card_path" || error "Creating partitions failed. Try to execute this script with the overwritting parameter."
echo "Format boot partition..." info "Format boot partition..."
mkfs.vfat "$boot_partition_path" || error "Format boot is not possible." mkfs.vfat "$boot_partition_path" || error "Format boot is not possible."
echo "Format root partition..." info "Format root partition..."
mkfs.ext4 "$root_partition_path" || error "Format root is not possible." mkfs.ext4 "$root_partition_path" || error "Format root is not possible."
mount_partitions; mount_partitions;
echo "Root files will be transfered to sd-card..." info "Root files will be transfered to device..."
bsdtar -xpf "$image_path" -C "$root_mount_path" bsdtar -xpf "$image_path" -C "$root_mount_path"
sync sync
echo "Boot files will be transfered to sd-card..." info "Boot files will be transfered to device..."
mv -v "$root_mount_path/boot/"* "$boot_mount_path" mv -v "$root_mount_path/boot/"* "$boot_mount_path"
;; ;;
@ -253,23 +257,23 @@ if [ "$transfer_image" = "y" ]
;; ;;
esac esac
else else
echo "Skipping image transfer..." info "Skipping image transfer..."
fi fi
echo "Start regular mounting procedure..." info "Start regular mounting procedure..."
if mount | grep -q "$boot_mount_path" && mount | grep -q "$root_mount_path" if mount | grep -q "$boot_mount_path" && mount | grep -q "$root_mount_path"
then then
echo "Everything allready mounted. Skipping..." info "Everything allready mounted. Skipping..."
else else
mount_partitions mount_partitions
fi fi
echo "Define target paths..." info "Define target paths..."
target_home_path="$root_mount_path/home/"; target_home_path="$root_mount_path/home/";
target_username=$(ls "$target_home_path"); target_username=$(ls "$target_home_path");
target_user_home_folder_path="$target_home_path$target_username/"; target_user_home_folder_path="$target_home_path$target_username/";
echo "Copy ssh key to target..." info "Copy ssh key to target..."
target_user_ssh_folder_path="$target_user_home_folder_path"".ssh/" target_user_ssh_folder_path="$target_user_home_folder_path"".ssh/"
target_authorized_keys="$target_user_ssh_folder_path""authorized_keys" target_authorized_keys="$target_user_ssh_folder_path""authorized_keys"
origin_user_rsa_pub="$origin_user_home/.ssh/id_rsa.pub"; origin_user_rsa_pub="$origin_user_home/.ssh/id_rsa.pub";
@ -278,18 +282,18 @@ if [ -f "$origin_user_rsa_pub" ]
mkdir -v "$target_user_ssh_folder_path" mkdir -v "$target_user_ssh_folder_path"
cat "$origin_user_rsa_pub" > "$target_authorized_keys" cat "$origin_user_rsa_pub" > "$target_authorized_keys"
target_authorized_keys_content=$(cat "$target_authorized_keys") target_authorized_keys_content=$(cat "$target_authorized_keys")
echo "$target_authorized_keys contains the following: $target_authorized_keys_content" info "$target_authorized_keys contains the following: $target_authorized_keys_content"
chown -vR 1000 "$target_user_ssh_folder_path" chown -vR 1000 "$target_user_ssh_folder_path"
chmod -v 700 "$target_user_ssh_folder_path" chmod -v 700 "$target_user_ssh_folder_path"
chmod -v 600 "$target_authorized_keys" chmod -v 600 "$target_authorized_keys"
else else
echo "The ssh key \"$origin_user_rsa_pub\" can't be copied to \"$target_authorized_keys\" because it doesn't exist." warning "The ssh key \"$origin_user_rsa_pub\" can't be copied to \"$target_authorized_keys\" because it doesn't exist."
fi fi
echo "Change password of user \"$target_username\"..." info "Change password of user \"$target_username\"..."
(chroot "$root_mount_path" /bin/passwd "$target_username") || error "Password change for \"$target_username\" wasn't possible." (chroot "$root_mount_path" /bin/passwd "$target_username") || error "Password change for \"$target_username\" wasn't possible."
echo "Change password of root user..." info "Change password of root user..."
(chroot "$root_mount_path" /bin/passwd root) || error "Password change for \"root\" wasn't possible." (chroot "$root_mount_path" /bin/passwd root) || error "Password change for \"root\" wasn't possible."
echo "Do you want to copy all Wifi passwords to the sd-card?(y/n)" && read -r copy_wifi echo "Do you want to copy all Wifi passwords to the sd-card?(y/n)" && read -r copy_wifi
@ -299,8 +303,8 @@ if [ "$copy_wifi" = "y" ]
target_wifi_config_path="$root_mount_path$origin_wifi_config_path" target_wifi_config_path="$root_mount_path$origin_wifi_config_path"
rsync -av "$origin_wifi_config_path" "$target_wifi_config_path" rsync -av "$origin_wifi_config_path" "$target_wifi_config_path"
fi fi
echo "The first level folder structure on $root_mount_path is now:" && tree -laL 1 "$root_mount_path" info "The first level folder structure on $root_mount_path is now:" && tree -laL 1 "$root_mount_path"
echo "The first level folder structure on $boot_mount_path is now:" && tree -laL 1 "$boot_mount_path" info "The first level folder structure on $boot_mount_path is now:" && tree -laL 1 "$boot_mount_path"
destructor destructor
echo "Setup successfull :)" && exit 0 info "Setup successfull :)" && exit 0