exhumation_tools/exhumate.sh
2025-02-07 18:07:14 -06:00

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1.6 KiB
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#!/usr/bin/env bash
set -e
set -o pipefail
check_dependency() {
command -v $1 > /dev/null || { echo "error: $1 not found" >&2; exit 1; }
}
check_dependencies() {
for dep in "$@"; do
check_dependency "$dep"
done
}
check_dependencies "firefox" "ncat" "gpg" "cryptsetup" "unzip" "shred"
[ -n "$FSOCIETY_TELEGRAM_BACKUP_N" ] || { echo "error: N env var not set." >&2; exit 1; }
[ -n "$FSOCIETY_TELEGRAM_BACKUP_LOCATION" ] || { echo "error: N env var not set." >&2; exit 1; }
ALPHABET="0 1 2"
BEACON="quien manda la key"
BEACONPORT="60666"
WORKDIR="/run/user/$UID/ftb"
[ ! -e "$WORKDIR" ] || {mkdir -p "$WORKDIR"}
cd "$WORKDIR"
gpg -d "$FSOCIETY_TELEGRAM_BACKUP_LOCATION/fsociety-archive-secret-slot$FSOCIETY_TELEGRAM_BACKUP_N.zip.gpg" > keys.zip
unzip keys.zip
HEADER="$WORKDIR/fsociety-archive-secret-slot$FSOCIETY_TELEGRAM_BACKUP_N/header$(echo $ALPHABET | tr " " $'\n' | grep -v "^$FSOCIETY_TELEGRAM_BACKUP_N$" | sed 's/^/-slot/' | tr -d $'\n').luks-header"
TOMB="$FSOCIETY_TELEGRAM_BACKUP_LOCATION/fsociety-archive-2024-01-05.img"
sudo echo "jajaja"
ncat -v --ssl "$BEACON" "$BEACONPORT" </dev/null | gpg -d | sudo cryptsetup open --header "$HEADER" --key-file - "$TOMB" fsociety_backup
rm -rfd *
mkdir backup
sudo mount -o ro,uid="$UID",gid="$GID" /dev/mapper/fsociety_backup ./backup
FFPROFILE="$WORKDIR/ff-$$.$RANDOM.d"
mkdir -p "$FFPROFILE"
firefox -profile "$FFPROFILE" --no-remote ./backup/messages.html
find "$FFPROFILE" -type f -exec shred {} \;
sudo umount ./backup
sudo cryptsetup close /dev/mapper/fsociety_backup
rm -rfd "$WORKDIR"
echo "I go to my fathers... in whose mighty company... I shall not now feel ashamed."