137 lines
4.2 KiB
Django/Jinja
137 lines
4.2 KiB
Django/Jinja
#!/bin/bash
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# Use gitea dump to make a backup of Gitea
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# https://docs.gitea.io/en-us/backup-and-restore/
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set -eu
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set -o pipefail
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IFS="$(printf '\n\t')"
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PROGRAM="${0##*/}"
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INSTALL_DIR=/usr/local/bin
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TMP_DIR=/home/git/tmp
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WORK_DIR=/var/lib/gitea/
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DATA_DIR=/var/lib/gitea/data/
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LOG_DIR=/var/lib/gitea/log/
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REPO_DIR=/home/git/gitea-repositories/
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CONFIG_FILE=/etc/gitea/app.ini
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DUMP_DIR=/home/git/gitea-dumps
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MYSQL_USER={{ user_gitea_db }}
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MYSQL_DB={{ name_gitea_db }}
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MYSQL_PW={{ pass_gitea_db }}
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SCRIPT_LOGFILE=/home/git/gitea_backup.log
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SCRIPT_ERRLOGFILE=/home/git/gitea_backup.err
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{% raw %}
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if [ "$USER" != git ]; then
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echo "You must run this as user 'git'" && exit 1
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fi
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print_help() {
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cat <<-_EOF
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$PROGRAM
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Usage:
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$PROGRAM {backup|restore <gitea_dump_file>|prune <int>}
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Commands:
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backup Create a backup. Will save to $DUMP_DIR.
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restore Restore a previously created backup, given on the command line:
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<gitea_dump_file>, absolute path or relative to $PWD.
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prune Remove previously dumped backups and keep <int> backups.
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Options:
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-h Print this help message and quit.
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_EOF
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}
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do_backup() {
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echo "Backing up Gitea..."
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stop_service
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output_dump_file="$DUMP_DIR/gitea-dump-$(date +'%Y%m%d').zip"
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cd "$INSTALL_DIR" || exit 1
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./gitea dump -V -f "$output_dump_file" -c "$CONFIG_FILE" -t "$TMP_DIR" --skip-attachment-data --skip-lfs-data -w "$WORK_DIR"
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chmod 640 "$output_dump_file" # Make the file readable by group for scp to different host by different user
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restart_service
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echo "Done."
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}
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do_restore() {
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echo "Restoring Gitea backup..."
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zip_file="$1"
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zip_dir="${zip_file%.*}" # Remove file extension
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chmod 600 "$zip_file" # Backup has changed permissions, restore them here
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echo "Unzipping $zip_file..." && unzip "$zip_file" -d "$zip_dir" && echo " OK."
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cd "$zip_dir" || exit 1
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echo -n "Restoring $CONFIG_FILE..." && mv -f app.ini "$CONFIG_FILE" && echo " OK."
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echo -n "Restoring $DATA_DIR..." && mv -f data/* "$DATA_DIR" && rmdir data && echo " OK."
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echo -n "Restoring $LOG_DIR..." && mv -f log/* "$LOG_DIR" && rmdir log && echo " OK."
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echo -n "Restoring $REPO_DIR..." && mkdir -p "$REPO_DIR" && mv -f repos/* "$REPO_DIR" && rmdir repos && echo " OK."
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echo -n "Changing ownership..." && chown -R git:git "$CONFIG_FILE" /var/lib/gitea && echo " OK."
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echo -n "Restoring MySQL database..." && mysql --default-character-set=utf8mb4 -u"$MYSQL_USER" -p"$MYSQL_PW" "$MYSQL_DB" < gitea-db.sql && rm gitea-db.sql && echo " OK."
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rmdir "$zip_dir"
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restart_service
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regenerate_hooks
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echo "Done."
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}
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do_prune() {
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echo "Pruning Gitea backups and keeping $1 of them..."
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dumps=("$DUMP_DIR"/gitea-dump-*.zip)
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nb_of_dumps="${#dumps[@]}"
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nb_to_keep="$1"
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nb_to_prune=$((nb_of_dumps - nb_to_keep))
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if [ "$nb_to_prune" -gt "$nb_of_dumps" ]; then
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echo "There are only $nb_of_dumps backups, quitting." && exit 1
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fi
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if [ "$nb_to_prune" -le 0 ]; then
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echo "Nothing to do" && exit 1
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else
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for ((i=0; i < nb_to_prune; i++)); do
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echo -n "Removing ${dumps[$i]}..." && rm "${dumps[$i]}" && echo " OK."
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done
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fi
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}
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regenerate_hooks() {
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echo "Regenerating hooks..."
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cd "$INSTALL_DIR" || exit 1
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./gitea admin regenerate hooks --config "$CONFIG_FILE" && echo "Done."
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}
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stop_service() {
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echo -n "Stopping service..." && sudo systemctl stop gitea.service && echo " OK."
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}
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restart_service() {
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echo -n "Restarting service..." && sudo systemctl restart gitea.service && echo " OK."
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}
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[ "$#" = 0 ] || [ "$1" = '-h' ] && print_help && exit 1
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if [ "$#" = 2 ]; then
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if [ "$1" = restore ]; then
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echo "STARTING restore" >> "$SCRIPT_LOGFILE"
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do_restore "$2" >> "$SCRIPT_LOGFILE" 2>> "$SCRIPT_ERRLOGFILE"
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echo "DONE restore" >> "$SCRIPT_LOGFILE"
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elif [ "$1" = prune ]; then
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echo "STARTING prune" >> "$SCRIPT_LOGFILE"
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do_prune "$2" >> "$SCRIPT_LOGFILE" 2>> "$SCRIPT_ERRLOGFILE"
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echo "DONE prune" >> "$SCRIPT_LOGFILE"
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else
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print_help && exit 1
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fi
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elif [ "$#" = 1 ]; then
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if [ "$1" != backup ]; then
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print_help && exit 1
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fi
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echo "STARTING backup" >> "$SCRIPT_LOGFILE"
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do_backup >> "$SCRIPT_LOGFILE" 2>> "$SCRIPT_ERRLOGFILE"
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echo "DONE backup" >> "$SCRIPT_LOGFILE"
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else
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print_help && exit 1
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fi
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exit 0
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{% endraw %}
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