93 lines
2.2 KiB
Bash
93 lines
2.2 KiB
Bash
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#!/usr/bin/env sh
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set -euo pipefail
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# exit thunderbird
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fn_killbird() {
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# kill thunderbird
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pkill thunderbird
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# wait for a bit before checking again
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sleep 5s
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}
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# check if thunderbird is running
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fn_checkbird() {
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# check for thunderbird using pgrep
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while [ $(pgrep thunderbird) ]; do
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# get user input whether to shut down or exit
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# default is exiting
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read -p "Thunderbird is running. Do you want to shut it down now? [yN]: " yn
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case $yn in
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# handle closing thunderbird
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[Yy]*)
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fn_killbird
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break
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;;
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# explicit no, exit
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[Nn]*)
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echo "Please close Thunderbird and try again."
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exit
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;;
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# implicit no, exit
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*)
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echo "Please close Thunderbird and try again."
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exit
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;;
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esac
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done
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}
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# prompt for password
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echo -n "Password: "
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read -s -r pass
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echo
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# prompt a second time
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echo -n "Repeat Password: "
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read -s -r pass2
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echo
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# check correctness
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if [ ! "$pass" = "$pass2" ]; then
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echo "Passwords don't match!"
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exit
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fi
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# check if thunderbird is running
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fn_checkbird
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# go to home dir
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cd "$HOME"
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# get current date
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currdate="$(date +%Y-%m-%d)"
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# create backup directory
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mkdir -p "$HOME/thunderbird-backup/default-release"
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# copy stuff to backup directory
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# * breaks with quotes
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cp -r $HOME/.thunderbird/*.default-release/* "$HOME/thunderbird-backup/default-release"
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# create archive from backup
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tar -cv -I"zstd -19 -T0" -f thunderbird-backup-${currdate}.tar.zst thunderbird-backup/default-release
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# remove backup dir
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rm -rf "$HOME/thunderbird-backup"
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# encrypt backup archive
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echo "$pass" | gpg -c --batch --yes --passphrase-fd 0 thunderbird-backup-${currdate}.tar.zst
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# remove unencrypted archive
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rm thunderbird-backup-${currdate}.tar.zst
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# put encrypted archive into backups folder
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mv thunderbird-backup-${currdate}.tar.zst.gpg "$HOME/Nextcloud/backups/"
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# remove more than the last 3 backups
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mapfile -t old_backups < <(find "$HOME/Nextcloud/backups/" -name "thunderbird-backup-*\.tar.zst.gpg" | sort -r | tail -n +4)
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for backup in "${old_backups[@]}"; do
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echo "Removing old backup. $backup"
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rm "$backup"
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done
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