mirror of https://github.com/01-edu/public.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.5 KiB
48 lines
1.5 KiB
#!/usr/bin/env bash |
|
|
|
# Mount home as an overlay filesystem |
|
|
|
# Log stdout & stderr |
|
exec > >(tee -i /tmp/gdm3_postlogin.log) 2>&1 |
|
|
|
# Treat unset variables as an error when substituting. |
|
set -u |
|
|
|
# Exit immediately if a command exits with a non-zero status. |
|
set -e |
|
|
|
# Separate tokens on newlines only |
|
IFS=' |
|
' |
|
|
|
# The value of this parameter is expanded like PS1 and the expanded value is the |
|
# prompt printed before the command line is echoed when the -x option is set |
|
# (see The Set Builtin). The first character of the expanded value is replicated |
|
# multiple times, as necessary, to indicate multiple levels of indirection. |
|
# \D{%F %T} prints date like this : 2019-12-31 23:59:59 |
|
PS4='-\D{%F %T} ' |
|
|
|
# Print commands and their arguments as they are executed. |
|
set -x |
|
|
|
# Make sure the mountpoints are free |
|
kill $(lsof -t "$HOME" /mnt) ||: |
|
umount "$HOME" /mnt ||: |
|
|
|
if test -e /dev/disk/by-partlabel/01-home; then |
|
mount -o noatime /dev/disk/by-partlabel/01-home /mnt |
|
else |
|
# Fails if no local partition is found |
|
test -e /dev/disk/by-partlabel/01-tmp-home || exit 1 |
|
|
|
# We don't care about data consistency since the partition is temporary so disable journaling |
|
/sbin/mke2fs -t ext4 -O ^has_journal -F /dev/disk/by-partlabel/01-tmp-home |
|
mount -o noatime,nobarrier /dev/disk/by-partlabel/01-tmp-home /mnt |
|
fi |
|
|
|
user_path=/mnt/.01/user |
|
temp_path=/mnt/.01/tmp |
|
|
|
mkdir -p "$user_path" "$temp_path" |
|
chown -R "$USER":"$USER" "$user_path" "$temp_path" |
|
mount -t overlay -o lowerdir="$HOME",upperdir="$user_path",workdir="$temp_path" overlay "$HOME"
|
|
|