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manjaro-architect/lib/util-disk.sh
Bernhard Landauer d40da8cbff set up libraries, move code.
2017-02-17 05:19:40 +01:00

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mount_partitions() {
# This subfunction allows for special mounting options to be applied for relevant fs's.
# Seperate subfunction for neatness.
mount_opts() {
FS_OPTS=""
echo "" > ${MOUNT_OPTS}
for i in ${fs_opts}; do
FS_OPTS="${FS_OPTS} ${i} - off"
done
DIALOG " $(echo $FILESYSTEM | sed "s/.*\.//g" | sed "s/-.*//g") " --checklist "$_btrfsMntBody" 0 0 $CHK_NUM \
$FS_OPTS 2>${MOUNT_OPTS}
# Now clean up the file
sed -i 's/ /,/g' ${MOUNT_OPTS}
sed -i '$s/,$//' ${MOUNT_OPTS}
# If mount options selected, confirm choice
if [[ $(cat ${MOUNT_OPTS}) != "" ]]; then
DIALOG " $_MntStatusTitle " --yesno "\n${_btrfsMntConfBody}$(cat ${MOUNT_OPTS})\n" 10 75
[[ $? -eq 1 ]] && mount_opts
fi
}
# Unmount partitions.
umount_partitions() {
MOUNTED=""
MOUNTED=$(mount | grep "${MOUNTPOINT}" | awk '{print $3}' | sort -r)
swapoff -a
for i in ${MOUNTED[@]}; do
umount $i >/dev/null 2>>/tmp/.errlog
done
check_for_error
}
# Revised to deal with partion sizes now being displayed to the user
confirm_mount() {
if [[ $(mount | grep $1) ]]; then
DIALOG " $_MntStatusTitle " --infobox "$_MntStatusSucc" 0 0
sleep 2
PARTITIONS=$(echo $PARTITIONS | sed "s~${PARTITION} [0-9]*[G-M]~~" | sed "s~${PARTITION} [0-9]*\.[0-9]*[G-M]~~" | sed s~${PARTITION}$' -'~~)
NUMBER_PARTITIONS=$(( NUMBER_PARTITIONS - 1 ))
else
DIALOG " $_MntStatusTitle " --infobox "$_MntStatusFail" 0 0
sleep 2
prep_menu
fi
}
# This function does not assume that the formatted device is the Root installation device as
# more than one device may be formatted. Root is set in the mount_partitions function.
select_device() {
DEVICE=""
devices_list=$(lsblk -lno NAME,SIZE,TYPE | grep 'disk' | awk '{print "/dev/" $1 " " $2}' | sort -u);
for i in ${devices_list[@]}; do
DEVICE="${DEVICE} ${i}"
done
DIALOG " $_DevSelTitle " --menu "$_DevSelBody" 0 0 4 ${DEVICE} 2>${ANSWER} || prep_menu
DEVICE=$(cat ${ANSWER})
}
create_partitions() {
# Securely destroy all data on a given device.
secure_wipe() {
# Warn the user. If they proceed, wipe the selected device.
DIALOG " $_PartOptWipe " --yesno "$_AutoPartWipeBody1 ${DEVICE} $_AutoPartWipeBody2" 0 0
if [[ $? -eq 0 ]]; then
clear
# Install wipe where not already installed. Much faster than dd
if [[ ! -e /usr/bin/wipe ]]; then
pacman -Sy --noconfirm wipe 2>/tmp/.errlog
check_for_error
fi
clear
wipe -Ifre ${DEVICE}
# Alternate dd command - requires pv to be installed
#dd if=/dev/zero | pv | dd of=${DEVICE} iflag=nocache oflag=direct bs=4096 2>/tmp/.errlog
check_for_error
else
create_partitions
fi
}
# BIOS and UEFI
auto_partition() {
# Provide warning to user
DIALOG " $_PrepPartDisk " --yesno "$_AutoPartBody1 $DEVICE $_AutoPartBody2 $_AutoPartBody3" 0 0
if [[ $? -eq 0 ]]; then
# Find existing partitions (if any) to remove
parted -s ${DEVICE} print | awk '/^ / {print $1}' > /tmp/.del_parts
for del_part in $(tac /tmp/.del_parts); do
parted -s ${DEVICE} rm ${del_part} 2>/tmp/.errlog
check_for_error
done
# Identify the partition table
part_table=$(parted -s ${DEVICE} print | grep -i 'partition table' | awk '{print $3}' >/dev/null 2>&1)
# Create partition table if one does not already exist
([[ $SYSTEM == "BIOS" ]] && [[ $part_table != "msdos" ]]) && parted -s ${DEVICE} mklabel msdos 2>/tmp/.errlog
([[ $SYSTEM == "UEFI" ]] && [[ $part_table != "gpt" ]]) && parted -s ${DEVICE} mklabel gpt 2>/tmp/.errlog
check_for_error
# Create paritions (same basic partitioning scheme for BIOS and UEFI)
if [[ $SYSTEM == "BIOS" ]]; then
parted -s ${DEVICE} mkpart primary ext3 1MiB 513MiB 2>/tmp/.errlog
else
parted -s ${DEVICE} mkpart ESP fat32 1MiB 513MiB 2>/tmp/.errlog
fi
parted -s ${DEVICE} set 1 boot on 2>>/tmp/.errlog
parted -s ${DEVICE} mkpart primary ext3 513MiB 100% 2>>/tmp/.errlog
check_for_error
# Show created partitions
lsblk ${DEVICE} -o NAME,TYPE,FSTYPE,SIZE > /tmp/.devlist
DIALOG "" --textbox /tmp/.devlist 0 0
else
create_partitions
fi
}
# Partitioning Menu
DIALOG " $_PrepPartDisk " --menu "$_PartToolBody" 0 0 7 \
"$_PartOptWipe" "BIOS & UEFI" \
"$_PartOptAuto" "BIOS & UEFI" \
"cfdisk" "BIOS" \
"cgdisk" "UEFI" \
"fdisk" "BIOS & UEFI" \
"gdisk" "UEFI" \
"parted" "BIOS & UEFI" 2>${ANSWER}
clear
# If something selected
if [[ $(cat ${ANSWER}) != "" ]]; then
if ([[ $(cat ${ANSWER}) != "$_PartOptWipe" ]] && [[ $(cat ${ANSWER}) != "$_PartOptAuto" ]]); then
$(cat ${ANSWER}) ${DEVICE}
else
[[ $(cat ${ANSWER}) == "$_PartOptWipe" ]] && secure_wipe && create_partitions
[[ $(cat ${ANSWER}) == "$_PartOptAuto" ]] && auto_partition
fi
fi
prep_menu
}
# Finds all available partitions according to type(s) specified and generates a list
# of them. This also includes partitions on different devices.
find_partitions() {
PARTITIONS=""
NUMBER_PARTITIONS=0
partition_list=$(lsblk -lno NAME,SIZE,TYPE | grep $INCLUDE_PART | sed 's/part$/\/dev\//g' | sed 's/lvm$\|crypt$/\/dev\/mapper\//g' | \
awk '{print $3$1 " " $2}' | sort -u)
for i in ${partition_list}; do
PARTITIONS="${PARTITIONS} ${i}"
NUMBER_PARTITIONS=$(( NUMBER_PARTITIONS + 1 ))
done
# Double-partitions will be counted due to counting sizes, so fix
NUMBER_PARTITIONS=$(( NUMBER_PARTITIONS / 2 ))
# Deal with partitioning schemes appropriate to mounting, lvm, and/or luks.
case $INCLUDE_PART in
'part\|lvm\|crypt')
# Deal with incorrect partitioning for main mounting function
if ([[ $SYSTEM == "UEFI" ]] && [[ $NUMBER_PARTITIONS -lt 2 ]]) || ([[ $SYSTEM == "BIOS" ]] && [[ $NUMBER_PARTITIONS -eq 0 ]]); then
DIALOG " $_ErrTitle " --msgbox "$_PartErrBody" 0 0
create_partitions
fi
;;
'part\|crypt')
# Ensure there is at least one partition for LVM
if [[ $NUMBER_PARTITIONS -eq 0 ]]; then
DIALOG " $_ErrTitle " --msgbox "$_LvmPartErrBody" 0 0
create_partitions
fi
;;
'part\|lvm') # Ensure there are at least two partitions for LUKS
if [[ $NUMBER_PARTITIONS -lt 2 ]]; then
DIALOG " $_ErrTitle " --msgbox "$_LuksPartErrBody" 0 0
create_partitions
fi
;;
esac
}
# Set static list of filesystems rather than on-the-fly. Partially as most require additional flags, and
# partially because some don't seem to be viable.
# Set static list of filesystems rather than on-the-fly.
select_filesystem() {
# prep variables
fs_opts=""
CHK_NUM=0
DIALOG " $_FSTitle " --menu "$_FSBody" 0 0 12 \
"$_FSSkip" "-" \
"btrfs" "mkfs.btrfs -f" \
"ext2" "mkfs.ext2 -q" \
"ext3" "mkfs.ext3 -q" \
"ext4" "mkfs.ext4 -q" \
"f2fs" "mkfs.f2fs" \
"jfs" "mkfs.jfs -q" \
"nilfs2" "mkfs.nilfs2 -fq" \
"ntfs" "mkfs.ntfs -q" \
"reiserfs" "mkfs.reiserfs -q" \
"vfat" "mkfs.vfat -F32" \
"xfs" "mkfs.xfs -f" 2>${ANSWER}
case $(cat ${ANSWER}) in
"$_FSSkip") FILESYSTEM="$_FSSkip"
;;
"btrfs") FILESYSTEM="mkfs.btrfs -f"
CHK_NUM=16
fs_opts="autodefrag compress=zlib compress=lzo compress=no compress-force=zlib compress-force=lzo discard \
noacl noatime nodatasum nospace_cache recovery skip_balance space_cache ssd ssd_spread"
modprobe btrfs
;;
"ext2") FILESYSTEM="mkfs.ext2 -q"
;;
"ext3") FILESYSTEM="mkfs.ext3 -q"
;;
"ext4") FILESYSTEM="mkfs.ext4 -q"
CHK_NUM=8
fs_opts="data=journal data=writeback dealloc discard noacl noatime nobarrier nodelalloc"
;;
"f2fs") FILESYSTEM="mkfs.f2fs"
fs_opts="data_flush disable_roll_forward disable_ext_identify discard fastboot flush_merge \
inline_xattr inline_data inline_dentry no_heap noacl nobarrier noextent_cache noinline_data norecovery"
CHK_NUM=16
modprobe f2fs
;;
"jfs") FILESYSTEM="mkfs.jfs -q"
CHK_NUM=4
fs_opts="discard errors=continue errors=panic nointegrity"
;;
"nilfs2") FILESYSTEM="mkfs.nilfs2 -fq"
CHK_NUM=7
fs_opts="discard nobarrier errors=continue errors=panic order=relaxed order=strict norecovery"
;;
"ntfs") FILESYSTEM="mkfs.ntfs -q"
;;
"reiserfs") FILESYSTEM="mkfs.reiserfs -q"
CHK_NUM=5
fs_opts="acl nolog notail replayonly user_xattr"
;;
"vfat") FILESYSTEM="mkfs.vfat -F32"
;;
"xfs") FILESYSTEM="mkfs.xfs -f"
CHK_NUM=9
fs_opts="discard filestreams ikeep largeio noalign nobarrier norecovery noquota wsync"
;;
*) prep_menu
;;
esac
# Warn about formatting!
if [[ $FILESYSTEM != $_FSSkip ]]; then
DIALOG " $_FSTitle " --yesno "\n$_FSMount $FILESYSTEM\n\n! $_FSWarn1 $PARTITION $_FSWarn2 !\n\n" 0 0
if [[ $? -eq 0 ]]; then
${FILESYSTEM} ${PARTITION} >/dev/null 2>/tmp/.errlog
check_for_error
else
select_filesystem
fi
fi
}
mount_current_partition() {
# Make the mount directory
mkdir -p ${MOUNTPOINT}${MOUNT} 2>/tmp/.errlog
# Get mounting options for appropriate filesystems
[[ $fs_opts != "" ]] && mount_opts
# Use special mounting options if selected, else standard mount
if [[ $(cat ${MOUNT_OPTS}) != "" ]]; then
mount -o $(cat ${MOUNT_OPTS}) ${PARTITION} ${MOUNTPOINT}${MOUNT} 2>>/tmp/.errlog
else
mount ${PARTITION} ${MOUNTPOINT}${MOUNT} 2>>/tmp/.errlog
fi
check_for_error
confirm_mount ${MOUNTPOINT}${MOUNT}
# Identify if mounted partition is type "crypt" (LUKS on LVM, or LUKS alone)
if [[ $(lsblk -lno TYPE ${PARTITION} | grep "crypt") != "" ]]; then
# cryptname for bootloader configuration either way
LUKS=1
LUKS_NAME=$(echo ${PARTITION} | sed "s~^/dev/mapper/~~g")
# Check if LUKS on LVM (parent = lvm /dev/mapper/...)
cryptparts=$(lsblk -lno NAME,FSTYPE,TYPE | grep "lvm" | grep -i "crypto_luks" | uniq | awk '{print "/dev/mapper/"$1}')
for i in ${cryptparts}; do
if [[ $(lsblk -lno NAME ${i} | grep $LUKS_NAME) != "" ]]; then
LUKS_DEV="$LUKS_DEV cryptdevice=${i}:$LUKS_NAME"
LVM=1
break;
fi
done
# Check if LUKS alone (parent = part /dev/...)
cryptparts=$(lsblk -lno NAME,FSTYPE,TYPE | grep "part" | grep -i "crypto_luks" | uniq | awk '{print "/dev/"$1}')
for i in ${cryptparts}; do
if [[ $(lsblk -lno NAME ${i} | grep $LUKS_NAME) != "" ]]; then
LUKS_UUID=$(lsblk -lno UUID,TYPE,FSTYPE ${i} | grep "part" | grep -i "crypto_luks" | awk '{print $1}')
LUKS_DEV="$LUKS_DEV cryptdevice=UUID=$LUKS_UUID:$LUKS_NAME"
break;
fi
done
# If LVM logical volume....
elif [[ $(lsblk -lno TYPE ${PARTITION} | grep "lvm") != "" ]]; then
LVM=1
# First get crypt name (code above would get lv name)
cryptparts=$(lsblk -lno NAME,TYPE,FSTYPE | grep "crypt" | grep -i "lvm2_member" | uniq | awk '{print "/dev/mapper/"$1}')
for i in ${cryptparts}; do
if [[ $(lsblk -lno NAME ${i} | grep $(echo $PARTITION | sed "s~^/dev/mapper/~~g")) != "" ]]; then
LUKS_NAME=$(echo ${i} | sed s~/dev/mapper/~~g)
break;
fi
done
# Now get the device (/dev/...) for the crypt name
cryptparts=$(lsblk -lno NAME,FSTYPE,TYPE | grep "part" | grep -i "crypto_luks" | uniq | awk '{print "/dev/"$1}')
for i in ${cryptparts}; do
if [[ $(lsblk -lno NAME ${i} | grep $LUKS_NAME) != "" ]]; then
# Create UUID for comparison
LUKS_UUID=$(lsblk -lno UUID,TYPE,FSTYPE ${i} | grep "part" | grep -i "crypto_luks" | awk '{print $1}')
# Check if not already added as a LUKS DEVICE (i.e. multiple LVs on one crypt). If not, add.
if [[ $(echo $LUKS_DEV | grep $LUKS_UUID) == "" ]]; then
LUKS_DEV="$LUKS_DEV cryptdevice=UUID=$LUKS_UUID:$LUKS_NAME"
LUKS=1
fi
break;
fi
done
fi
}
# Seperate function due to ability to cancel
make_swap() {
# Ask user to select partition or create swapfile
DIALOG " $_PrepMntPart " --menu "$_SelSwpBody" 0 0 7 "$_SelSwpNone" $"-" "$_SelSwpFile" $"-" ${PARTITIONS} 2>${ANSWER} || prep_menu
if [[ $(cat ${ANSWER}) != "$_SelSwpNone" ]]; then
PARTITION=$(cat ${ANSWER})
if [[ $PARTITION == "$_SelSwpFile" ]]; then
total_memory=$(grep MemTotal /proc/meminfo | awk '{print $2/1024}' | sed 's/\..*//')
DIALOG " $_SelSwpFile " --inputbox "\nM = MB, G = GB\n" 9 30 "${total_memory}M" 2>${ANSWER} || make_swap
m_or_g=$(cat ${ANSWER})
while [[ $(echo ${m_or_g: -1} | grep "M\|G") == "" ]]; do
DIALOG " $_SelSwpFile " --msgbox "\n$_SelSwpFile $_ErrTitle: M = MB, G = GB\n\n" 0 0
DIALOG " $_SelSwpFile " --inputbox "\nM = MB, G = GB\n" 9 30 "${total_memory}M" 2>${ANSWER} || make_swap
m_or_g=$(cat ${ANSWER})
done
fallocate -l ${m_or_g} ${MOUNTPOINT}/swapfile 2>/tmp/.errlog
chmod 600 ${MOUNTPOINT}/swapfile 2>>/tmp/.errlog
mkswap ${MOUNTPOINT}/swapfile 2>>/tmp/.errlog
swapon ${MOUNTPOINT}/swapfile 2>>/tmp/.errlog
check_for_error
else # Swap Partition
# Warn user if creating a new swap
if [[ $(lsblk -o FSTYPE ${PARTITION} | grep -i "swap") != "swap" ]]; then
DIALOG " $_PrepMntPart " --yesno "\nmkswap ${PARTITION}\n\n" 0 0
[[ $? -eq 0 ]] && mkswap ${PARTITION} >/dev/null 2>/tmp/.errlog || mount_partitions
fi
# Whether existing to newly created, activate swap
swapon ${PARTITION} >/dev/null 2>>/tmp/.errlog
check_for_error
# Since a partition was used, remove that partition from the list
PARTITIONS=$(echo $PARTITIONS | sed "s~${PARTITION} [0-9]*[G-M]~~" | sed "s~${PARTITION} [0-9]*\.[0-9]*[G-M]~~" | sed s~${PARTITION}$' -'~~)
NUMBER_PARTITIONS=$(( NUMBER_PARTITIONS - 1 ))
fi
fi
}
# Had to write it in this way due to (bash?) bug(?), as if/then statements in a single
# "create LUKS" function for default and "advanced" modes were interpreted as commands,
# not mere string statements. Not happy with it, but it works...
luks_password() {
DIALOG " $_PrepLUKS " --clear --insecure --passwordbox "$_LuksPassBody" 0 0 2> ${ANSWER} || prep_menu
PASSWD=$(cat ${ANSWER})
DIALOG " $_PrepLUKS " --clear --insecure --passwordbox "$_PassReEntBody" 0 0 2> ${ANSWER} || prep_menu
PASSWD2=$(cat ${ANSWER})
if [[ $PASSWD != $PASSWD2 ]]; then
DIALOG " $_ErrTitle " --msgbox "$_PassErrBody" 0 0
luks_password
fi
}
luks_open() {
LUKS_ROOT_NAME=""
INCLUDE_PART='part\|crypt\|lvm'
umount_partitions
find_partitions
# Select encrypted partition to open
DIALOG " $_LuksOpen " --menu "$_LuksMenuBody" 0 0 7 ${PARTITIONS} 2>${ANSWER} || luks_menu
PARTITION=$(cat ${ANSWER})
# Enter name of the Luks partition and get password to open it
DIALOG " $_LuksOpen " --inputbox "$_LuksOpenBody" 10 50 "cryptroot" 2>${ANSWER} || luks_menu
LUKS_ROOT_NAME=$(cat ${ANSWER})
luks_password
# Try to open the luks partition with the credentials given. If successful show this, otherwise
# show the error
DIALOG " $_LuksOpen " --infobox "$_PlsWaitBody" 0 0
echo $PASSWD | cryptsetup open --type luks ${PARTITION} ${LUKS_ROOT_NAME} 2>/tmp/.errlog
check_for_error
lsblk -o NAME,TYPE,FSTYPE,SIZE,MOUNTPOINT ${PARTITION} | grep "crypt\|NAME\|MODEL\|TYPE\|FSTYPE\|SIZE" > /tmp/.devlist
DIALOG " $_DevShowOpt " --textbox /tmp/.devlist 0 0
luks_menu
}
luks_setup() {
modprobe -a dm-mod dm_crypt
INCLUDE_PART='part\|lvm'
umount_partitions
find_partitions
# Select partition to encrypt
DIALOG " $_LuksEncrypt " --menu "$_LuksCreateBody" 0 0 7 ${PARTITIONS} 2>${ANSWER} || luks_menu
PARTITION=$(cat ${ANSWER})
# Enter name of the Luks partition and get password to create it
DIALOG " $_LuksEncrypt " --inputbox "$_LuksOpenBody" 10 50 "cryptroot" 2>${ANSWER} || luks_menu
LUKS_ROOT_NAME=$(cat ${ANSWER})
luks_password
}
luks_default() {
# Encrypt selected partition or LV with credentials given
DIALOG " $_LuksEncrypt " --infobox "$_PlsWaitBody" 0 0
sleep 2
echo $PASSWD | cryptsetup -q luksFormat ${PARTITION} 2>/tmp/.errlog
# Now open the encrypted partition or LV
echo $PASSWD | cryptsetup open ${PARTITION} ${LUKS_ROOT_NAME} 2>/tmp/.errlog
check_for_error
}
luks_key_define() {
DIALOG " $_PrepLUKS " --inputbox "$_LuksCipherKey" 0 0 "-s 512 -c aes-xts-plain64" 2>${ANSWER} || luks_menu
# Encrypt selected partition or LV with credentials given
DIALOG " $_LuksEncryptAdv " --infobox "$_PlsWaitBody" 0 0
sleep 2
echo $PASSWD | cryptsetup -q $(cat ${ANSWER}) luksFormat ${PARTITION} 2>/tmp/.errlog
check_for_error
# Now open the encrypted partition or LV
echo $PASSWD | cryptsetup open ${PARTITION} ${LUKS_ROOT_NAME} 2>/tmp/.errlog
check_for_error
}
luks_show() {
echo -e ${_LuksEncruptSucc} > /tmp/.devlist
lsblk -o NAME,TYPE,FSTYPE,SIZE ${PARTITION} | grep "part\|crypt\|NAME\|TYPE\|FSTYPE\|SIZE" >> /tmp/.devlist
DIALOG " $_LuksEncrypt " --textbox /tmp/.devlist 0 0
luks_menu
}
luks_menu() {
LUKS_OPT=""
DIALOG " $_PrepLUKS " --menu "$_LuksMenuBody$_LuksMenuBody2$_LuksMenuBody3" 0 0 4 \
"$_LuksOpen" "cryptsetup open --type luks" \
"$_LuksEncrypt" "cryptsetup -q luksFormat" \
"$_LuksEncryptAdv" "cryptsetup -q -s -c luksFormat" \
"$_Back" "-" 2>${ANSWER}
case $(cat ${ANSWER}) in
"$_LuksOpen") luks_open
;;
"$_LuksEncrypt") luks_setup
luks_default
luks_show
;;
"$_LuksEncryptAdv") luks_setup
luks_key_define
luks_show
;;
*) prep_menu
;;
esac
luks_menu
}
lvm_detect() {
LVM_PV=$(pvs -o pv_name --noheading 2>/dev/null)
LVM_VG=$(vgs -o vg_name --noheading 2>/dev/null)
LVM_LV=$(lvs -o vg_name,lv_name --noheading --separator - 2>/dev/null)
if [[ $LVM_LV != "" ]] && [[ $LVM_VG != "" ]] && [[ $LVM_PV != "" ]]; then
DIALOG " $_PrepLVM " --infobox "$_LvmDetBody" 0 0
modprobe dm-mod 2>/tmp/.errlog
check_for_error
vgscan >/dev/null 2>&1
vgchange -ay >/dev/null 2>&1
fi
}
lvm_show_vg() {
VG_LIST=""
vg_list=$(lvs --noheadings | awk '{print $2}' | uniq)
for i in ${vg_list}; do
VG_LIST="${VG_LIST} ${i} $(vgdisplay ${i} | grep -i "vg size" | awk '{print $3$4}')"
done
# If no VGs, no point in continuing
if [[ $VG_LIST == "" ]]; then
DIALOG " $_ErrTitle " --msgbox "$_LvmVGErr" 0 0
lvm_menu
fi
# Select VG
DIALOG " $_PrepLVM " --menu "$_LvmSelVGBody" 0 0 5 \
${VG_LIST} 2>${ANSWER} || lvm_menu
}
# Create Volume Group and Logical Volumes
lvm_create() {
check_lv_size() {
LV_SIZE_INVALID=0
chars=0
# Check to see if anything was actually entered and if first character is '0'
([[ ${#LVM_LV_SIZE} -eq 0 ]] || [[ ${LVM_LV_SIZE:0:1} -eq "0" ]]) && LV_SIZE_INVALID=1
# If not invalid so far, check for non numberic characters other than the last character
if [[ $LV_SIZE_INVALID -eq 0 ]]; then
while [[ $chars -lt $(( ${#LVM_LV_SIZE} - 1 )) ]]; do
[[ ${LVM_LV_SIZE:chars:1} != [0-9] ]] && LV_SIZE_INVALID=1 && break;
chars=$(( chars + 1 ))
done
fi
# If not invalid so far, check that last character is a M/m or G/g
if [[ $LV_SIZE_INVALID -eq 0 ]]; then
LV_SIZE_TYPE=$(echo ${LVM_LV_SIZE:$(( ${#LVM_LV_SIZE} - 1 )):1})
case $LV_SIZE_TYPE in
"m"|"M"|"g"|"G") LV_SIZE_INVALID=0 ;;
*) LV_SIZE_INVALID=1 ;;
esac
fi
# If not invalid so far, check whether the value is greater than or equal to the LV remaining Size.
# If not, convert into MB for VG space remaining.
if [[ ${LV_SIZE_INVALID} -eq 0 ]]; then
case ${LV_SIZE_TYPE} in
"G"|"g")
if [[ $(( $(echo ${LVM_LV_SIZE:0:$(( ${#LVM_LV_SIZE} - 1 ))}) * 1000 )) -ge ${LVM_VG_MB} ]]; then
LV_SIZE_INVALID=1
else
LVM_VG_MB=$(( LVM_VG_MB - $(( $(echo ${LVM_LV_SIZE:0:$(( ${#LVM_LV_SIZE} - 1 ))}) * 1000 )) ))
fi
;;
"M"|"m")
if [[ $(echo ${LVM_LV_SIZE:0:$(( ${#LVM_LV_SIZE} - 1 ))}) -ge ${LVM_VG_MB} ]]; then
LV_SIZE_INVALID=1
else
LVM_VG_MB=$(( LVM_VG_MB - $(echo ${LVM_LV_SIZE:0:$(( ${#LVM_LV_SIZE} - 1 ))}) ))
fi
;;
*) LV_SIZE_INVALID=1
;;
esac
fi
}
# Find LVM appropriate partitions.
INCLUDE_PART='part\|crypt'
umount_partitions
find_partitions
# Amend partition(s) found for use in check list
PARTITIONS=$(echo $PARTITIONS | sed 's/M\|G\|T/& off/g')
# Name the Volume Group
DIALOG " $_LvmCreateVG " --inputbox "$_LvmNameVgBody" 0 0 "" 2>${ANSWER} || prep_menu
LVM_VG=$(cat ${ANSWER})
# Loop while the Volume Group name starts with a "/", is blank, has spaces, or is already being used
while [[ ${LVM_VG:0:1} == "/" ]] || [[ ${#LVM_VG} -eq 0 ]] || [[ $LVM_VG =~ \ |\' ]] || [[ $(lsblk | grep ${LVM_VG}) != "" ]]; do
DIALOG "$_ErrTitle" --msgbox "$_LvmNameVgErr" 0 0
DIALOG " $_LvmCreateVG " --inputbox "$_LvmNameVgBody" 0 0 "" 2>${ANSWER} || prep_menu
LVM_VG=$(cat ${ANSWER})
done
# Select the partition(s) for the Volume Group
DIALOG " $_LvmCreateVG " --checklist "$_LvmPvSelBody $_UseSpaceBar" 0 0 7 ${PARTITIONS} 2>${ANSWER} || prep_menu
[[ $(cat ${ANSWER}) != "" ]] && VG_PARTS=$(cat ${ANSWER}) || prep_menu
# Once all the partitions have been selected, show user. On confirmation, use it/them in 'vgcreate' command.
# Also determine the size of the VG, to use for creating LVs for it.
DIALOG " $_LvmCreateVG " --yesno "$_LvmPvConfBody1${LVM_VG} $_LvmPvConfBody2${VG_PARTS}" 0 0
if [[ $? -eq 0 ]]; then
DIALOG " $_LvmCreateVG " --infobox "$_LvmPvActBody1${LVM_VG}.$_PlsWaitBody" 0 0
sleep 1
vgcreate -f ${LVM_VG} ${VG_PARTS} >/dev/null 2>/tmp/.errlog
check_for_error
# Once created, get size and size type for display and later number-crunching for lv creation
VG_SIZE=$(vgdisplay $LVM_VG | grep 'VG Size' | awk '{print $3}' | sed 's/\..*//')
VG_SIZE_TYPE=$(vgdisplay $LVM_VG | grep 'VG Size' | awk '{print $4}')
# Convert the VG size into GB and MB. These variables are used to keep tabs on space available and remaining
[[ ${VG_SIZE_TYPE:0:1} == "G" ]] && LVM_VG_MB=$(( VG_SIZE * 1000 )) || LVM_VG_MB=$VG_SIZE
DIALOG " $_LvmCreateVG " --msgbox "$_LvmPvDoneBody1 '${LVM_VG}' $_LvmPvDoneBody2 (${VG_SIZE} ${VG_SIZE_TYPE}).\n\n" 0 0
else
lvm_menu
fi
#
# Once VG created, create Logical Volumes
#
# Specify number of Logical volumes to create.
DIALOG " $_LvmCreateVG " --radiolist "$_LvmLvNumBody1 ${LVM_VG}. $_LvmLvNumBody2" 0 0 9 \
"1" "-" off "2" "-" off "3" "-" off "4" "-" off "5" "-" off "6" "-" off "7" "-" off "8" "-" off "9" "-" off 2>${ANSWER}
[[ $(cat ${ANSWER}) == "" ]] && lvm_menu || NUMBER_LOGICAL_VOLUMES=$(cat ${ANSWER})
# Loop while the number of LVs is greater than 1. This is because the size of the last LV is automatic.
while [[ $NUMBER_LOGICAL_VOLUMES -gt 1 ]]; do
DIALOG " $_LvmCreateVG (LV:$NUMBER_LOGICAL_VOLUMES) " --inputbox "$_LvmLvNameBody1" 0 0 "lvol" 2>${ANSWER} || prep_menu
LVM_LV_NAME=$(cat ${ANSWER})
# Loop if preceeded with a "/", if nothing is entered, if there is a space, or if that name already exists.
while [[ ${LVM_LV_NAME:0:1} == "/" ]] || [[ ${#LVM_LV_NAME} -eq 0 ]] || [[ ${LVM_LV_NAME} =~ \ |\' ]] || [[ $(lsblk | grep ${LVM_LV_NAME}) != "" ]]; do
DIALOG " $_ErrTitle " --msgbox "$_LvmLvNameErrBody" 0 0
DIALOG " $_LvmCreateVG (LV:$NUMBER_LOGICAL_VOLUMES) " --inputbox "$_LvmLvNameBody1" 0 0 "lvol" 2>${ANSWER} || prep_menu
LVM_LV_NAME=$(cat ${ANSWER})
done
DIALOG " $_LvmCreateVG (LV:$NUMBER_LOGICAL_VOLUMES) " --inputbox "\n${LVM_VG}: ${VG_SIZE}${VG_SIZE_TYPE} (${LVM_VG_MB}MB \
$_LvmLvSizeBody1).$_LvmLvSizeBody2" 0 0 "" 2>${ANSWER} || prep_menu
LVM_LV_SIZE=$(cat ${ANSWER})
check_lv_size
# Loop while an invalid value is entered.
while [[ $LV_SIZE_INVALID -eq 1 ]]; do
DIALOG " $_ErrTitle " --msgbox "$_LvmLvSizeErrBody" 0 0
DIALOG " $_LvmCreateVG (LV:$NUMBER_LOGICAL_VOLUMES) " --inputbox "\n${LVM_VG}: ${VG_SIZE}${VG_SIZE_TYPE} \
(${LVM_VG_MB}MB $_LvmLvSizeBody1).$_LvmLvSizeBody2" 0 0 "" 2>${ANSWER} || prep_menu
LVM_LV_SIZE=$(cat ${ANSWER})
check_lv_size
done
# Create the LV
lvcreate -L ${LVM_LV_SIZE} ${LVM_VG} -n ${LVM_LV_NAME} 2>/tmp/.errlog
check_for_error
DIALOG " $_LvmCreateVG (LV:$NUMBER_LOGICAL_VOLUMES) " --msgbox "\n$_Done\n\nLV ${LVM_LV_NAME} (${LVM_LV_SIZE}) $_LvmPvDoneBody2.\n\n" 0 0
NUMBER_LOGICAL_VOLUMES=$(( NUMBER_LOGICAL_VOLUMES - 1 ))
done
# Now the final LV. Size is automatic.
DIALOG " $_LvmCreateVG (LV:$NUMBER_LOGICAL_VOLUMES) " --inputbox "$_LvmLvNameBody1 $_LvmLvNameBody2 (${LVM_VG_MB}MB)." 0 0 "lvol" 2>${ANSWER} || prep_menu
LVM_LV_NAME=$(cat ${ANSWER})
# Loop if preceeded with a "/", if nothing is entered, if there is a space, or if that name already exists.
while [[ ${LVM_LV_NAME:0:1} == "/" ]] || [[ ${#LVM_LV_NAME} -eq 0 ]] || [[ ${LVM_LV_NAME} =~ \ |\' ]] || [[ $(lsblk | grep ${LVM_LV_NAME}) != "" ]]; do
DIALOG " $_ErrTitle " --msgbox "$_LvmLvNameErrBody" 0 0
DIALOG " $_LvmCreateVG (LV:$NUMBER_LOGICAL_VOLUMES) " --inputbox "$_LvmLvNameBody1 $_LvmLvNameBody2 (${LVM_VG_MB}MB)." 0 0 "lvol" 2>${ANSWER} || prep_menu
LVM_LV_NAME=$(cat ${ANSWER})
done
# Create the final LV
lvcreate -l +100%FREE ${LVM_VG} -n ${LVM_LV_NAME} 2>/tmp/.errlog
check_for_error
NUMBER_LOGICAL_VOLUMES=$(( NUMBER_LOGICAL_VOLUMES - 1 ))
LVM=1
DIALOG " $_LvmCreateVG " --yesno "$_LvmCompBody" 0 0 && show_devices || lvm_menu
}
lvm_del_vg() {
# Generate list of VGs for selection
lvm_show_vg
# Ask for confirmation
DIALOG " $_LvmDelVG " --yesno "$_LvmDelQ" 0 0
# if confirmation given, delete
if [[ $? -eq 0 ]]; then
vgremove -f $(cat ${ANSWER}) >/dev/null 2>&1
fi
lvm_menu
}
lvm_del_all() {
LVM_PV=$(pvs -o pv_name --noheading 2>/dev/null)
LVM_VG=$(vgs -o vg_name --noheading 2>/dev/null)
LVM_LV=$(lvs -o vg_name,lv_name --noheading --separator - 2>/dev/null)
# Ask for confirmation
DIALOG " $_LvmDelLV " --yesno "$_LvmDelQ" 0 0
# if confirmation given, delete
if [[ $? -eq 0 ]]; then
for i in ${LVM_LV}; do
lvremove -f /dev/mapper/${i} >/dev/null 2>&1
done
for i in ${LVM_VG}; do
vgremove -f ${i} >/dev/null 2>&1
done
for i in ${LV_PV}; do
pvremove -f ${i} >/dev/null 2>&1
done
fi
lvm_menu
}
lvm_menu() {
DIALOG " $_PrepLVM $_PrepLVM2 " --infobox "$_PlsWaitBody" 0 0
sleep 1
lvm_detect
DIALOG " $_PrepLVM $_PrepLVM2 " --menu "$_LvmMenu" 0 0 4 \
"$_LvmCreateVG" "vgcreate -f, lvcreate -L -n" \
"$_LvmDelVG" "vgremove -f" \
"$_LvMDelAll" "lvrmeove, vgremove, pvremove -f" \
"$_Back" "-" 2>${ANSWER}
case $(cat ${ANSWER}) in
"$_LvmCreateVG") lvm_create ;;
"$_LvmDelVG") lvm_del_vg ;;
"$_LvMDelAll") lvm_del_all ;;
*) prep_menu ;;
esac
}
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