initial commit

exhumate.sh

@@ -0,0 +1,52 @@
+#!/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."