This commit is contained in:
2025-10-30 07:22:15 -06:00
parent ee84c04853
commit 889dc19c2e
2 changed files with 1 additions and 62 deletions
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#### Install (Auto)
**WILL REBOOT IN BETWEEN EACH COMMAND**
1. `curl -s https://raw.githubusercontent.com/PrincessPi3/Precision-Timekeeping-Fuckery/refs/heads/main/time_fuckery.sh?nocache=$RANDOM | $SHELL`
2. `git -C ~/Precision-Timekeeping-Fuckery pull && bash ~/Precision-Timekeeping-Fuckery/time_fuckery.sh`
2. `git -C ~/Precision-Timekeeping-Fuckery pull && bash ~/Precision-Timekeeping-Fuckery/time_fuckery.sh && sudo reboot`
1. each reboot run the above command a total of four (4) times
3. [https://grandfatherclock:3000](https://grandfatherclock:3000/login)
1. default login: `admin` and `admin`
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#/bin/bash
imgname=`date +"%Y-%m-%d-%H%M-%S"`-grandfatherclock-pi4.img
xzname=$imgname.xz
sizes=sizes-$imgname-$xzame.txt
checksums=sha256sum-$imgname-$xzname.sha256
# get real username (not root) if run with sudo
if [ ! -z $SUDO_USER ]; then
username=$SUDO_USER
else
username=$USER
fi
# get disk
lsblk
echo "Enter disk name (including /dev/) ex /dev/sdb"
read dadisk
# start
webhook "starting copy $dadisk to $imgname to $xzname at $(date)($(date +%s))" true
# copy disk
sudo dd if=$dadisk of=$imgname bs=4M status=progress
imgsize=$(du -h $imgname)
# shrink and compress the image
webhook "Copied the disk to $imgname ($imgsize), compressing to $xzname"
sudo pishrink.sh -Z -a $imgname
xzsize=$(du -h $xzname)
# sha256 checksums
webhook "$imgname ($imgsize) shrunk to $xzname ($xzsize), calculating sha256 checksums..."
sha256sum $imgname | tee $checksums
sha256sum $xzname | tee -a $checksums
# log filesizes
webhook "saving sizes"
echo -e "imgsize: $imgsize\nxzsize: $xzsize" | tee $sizes
# change archive to be friendly perms
webhook "changing perms"
sudo chown $username:$username $xzname
# test archive
webhook "testing archive $xzname"
xz -t $xzname
ret=$?
# if test fails
if [ $ret -gt 0 ]; then
webhook "FAIL! ARCHIVE DES NOT CHECK return code: $ret EXITING"
exit 1
# if test succeeds
else
webhook "Archive Test SUCCESS"
fi
# schedule reboot in 1 minute
sudo shutdown -r +1
# finish and notify
webhook "DONE\n\tdisk: $dadisk\n\timgname: $imgname ($imgsize)\n\txzname: $xzname ($xzsize)" true