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Refactor constants referring to sizes (remove suffix)

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Keeping the prefix in the constant in the constant value makes arithmetic ugly (since the prefix needs to be stripped).

For consistency, all the constants using this format have had the same treatment applied. There's an argument for leaving their format inconsistent, but I prefer not to.
This commit is contained in:
Saverio Miroddi 2021-01-16 21:21:54 +01:00
parent a2b6913666
commit 629dd9bfcd
1 changed files with 10 additions and 10 deletions
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14
install-zfs.sh
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@ -46,14 +46,14 @@ v_suitable_disks=() # (/dev/by-id/disk_id, ...); scope: find_suitable_d
# Note that Linux Mint is "Linuxmint" from v20 onwards. This actually helps, since some operations are
# specific to it.
c_efi_system_partition_size=512M
c_default_boot_partition_size=2048M
c_efi_system_partition_size=512 # megabytes
c_default_boot_partition_size=2048 # megabytes
c_default_bpool_tweaks="-o ashift=12"
c_default_rpool_tweaks="-o ashift=12 -O acltype=posixacl -O compression=lz4 -O dnodesize=auto -O relatime=on -O xattr=sa -O normalization=formD"
c_zfs_mount_dir=/mnt
c_installed_os_data_mount_dir=/target
declare -A c_supported_linux_distributions=([Debian]=10 [Ubuntu]="18.04 20.04" [UbuntuServer]="18.04 20.04" [LinuxMint]="19.1 19.2 19.3" [Linuxmint]="20" [elementary]=5.1)
c_temporary_volume_size=12G # large enough; Debian, for example, takes ~8 GiB.
c_temporary_volume_size=12 # gigabytes; large enough - Debian, for example, takes ~8 GiB.
c_passphrase_named_pipe=$(dirname "$(mktemp)")/zfs-installer.pp.fifo
c_passphrase_named_pipe_2=$(dirname "$(mktemp)")/zfs-installer.pp.2.fifo
@ -170,7 +170,7 @@ The procedure can be entirely automated via environment variables:
- ZFS_OS_INSTALLATION_SCRIPT : path of a script to execute instead of Ubiquity (see dedicated section below)
- ZFS_SELECTED_DISKS : full path of the devices to create the pool on, comma-separated
- ZFS_BOOT_PARTITION_SIZE : integer number with `M` or `G` suffix (defaults to `'$c_default_boot_partition_size'`)
- ZFS_BOOT_PARTITION_SIZE : integer number with `M` or `G` suffix (defaults to `'${c_default_boot_partition_size}M'`)
- ZFS_ENCRYPT_RPOOL : set 1 to encrypt the pool
- ZFS_PASSPHRASE : set non-blank to encrypt the pool, and blank not to. if unset, it will be asked.
- ZFS_DEBIAN_ROOT_PASSWORD
@ -556,7 +556,7 @@ function ask_boot_partition_size {
while [[ ! $v_boot_partition_size =~ ^[0-9]+[MGmg]$ ]]; do
v_boot_partition_size=$(whiptail --inputbox "${boot_partition_size_invalid_message}Enter the boot partition size.
Supported formats: '512M', '3G'" 30 100 $c_default_boot_partition_size 3>&1 1>&2 2>&3)
Supported formats: '512M', '3G'" 30 100 ${c_default_boot_partition_size}M 3>&1 1>&2 2>&3)
boot_partition_size_invalid_message="Invalid boot partition size! "
done
@ -756,7 +756,7 @@ function install_host_packages_UbuntuServer {
function setup_partitions {
print_step_info_header
local temporary_partition_start=-$((${c_temporary_volume_size:0:-1} + v_free_tail_space))G
local temporary_partition_start=-$((c_temporary_volume_size + v_free_tail_space))G
if [[ $v_free_tail_space -eq 0 ]]; then
local tail_space_start=0
@ -775,7 +775,7 @@ function setup_partitions {
#
wipefs --all "$selected_disk"
sgdisk -n1:1M:+"$c_efi_system_partition_size" -t1:EF00 "$selected_disk" # EFI boot
sgdisk -n1:1M:+"${c_efi_system_partition_size}M" -t1:EF00 "$selected_disk" # EFI boot
sgdisk -n2:0:+"$v_boot_partition_size" -t2:BF01 "$selected_disk" # Boot pool
sgdisk -n3:0:"$temporary_partition_start" -t3:BF01 "$selected_disk" # Root pool
sgdisk -n4:0:"$tail_space_start" -t4:8300 "$selected_disk" # Temporary partition