125 lines
2.8 KiB
Bash
125 lines
2.8 KiB
Bash
#!/usr/bin/env sh
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set -eu
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COMMAND="${1:-help}"
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ENV_FILE="${ENV_FILE:-.env}"
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BACKUP_ROOT="${BACKUP_ROOT:-backups}"
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RETENTION_DAYS="${RETENTION_DAYS:-14}"
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TIMESTAMP="${BACKUP_TIMESTAMP:-$(date +%Y%m%d_%H%M%S)}"
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log() {
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printf '[backup] %s\n' "$*"
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}
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fail() {
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printf '[backup] %s\n' "$*" >&2
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exit 1
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}
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require_command() {
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command -v "$1" >/dev/null 2>&1 || fail "Required command not found: $1"
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}
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has_command() {
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command -v "$1" >/dev/null 2>&1
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}
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load_env() {
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[ -f "$ENV_FILE" ] || fail "Env file not found: $ENV_FILE"
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case "$ENV_FILE" in
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*/*) env_path="$ENV_FILE" ;;
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*) env_path="./$ENV_FILE" ;;
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esac
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set -a
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# shellcheck disable=SC1090
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. "$env_path"
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set +a
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: "${DB_HOST:?DB_HOST is required in $ENV_FILE}"
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: "${DB_PORT:=3306}"
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: "${DB_USER:?DB_USER is required in $ENV_FILE}"
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: "${DB_PASS:?DB_PASS is required in $ENV_FILE}"
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: "${DB_NAME:?DB_NAME is required in $ENV_FILE}"
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}
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db_dump() {
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require_command gzip
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load_env
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mkdir -p "$BACKUP_ROOT/db"
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output_path="$BACKUP_ROOT/db/${DB_NAME}_${TIMESTAMP}.sql.gz"
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log "Creating DB dump: $output_path"
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if has_command mysqldump; then
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MYSQL_PWD="$DB_PASS" mysqldump \
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--host="$DB_HOST" \
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--port="$DB_PORT" \
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--user="$DB_USER" \
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--single-transaction \
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--quick \
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--routines \
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--triggers \
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"$DB_NAME" | gzip > "$output_path"
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elif has_command docker; then
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docker exec itam-backend sh -lc "MYSQL_PWD=\"$DB_PASS\" exec mysqldump --host=\"$DB_HOST\" --port=\"$DB_PORT\" --user=\"$DB_USER\" --single-transaction --quick --routines --triggers \"$DB_NAME\"" | gzip > "$output_path"
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else
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fail "Required command not found: mysqldump (and docker fallback unavailable)"
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fi
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log "DB dump completed: $output_path"
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}
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files_backup() {
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require_command tar
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mkdir -p "$BACKUP_ROOT/files"
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archive_path="$BACKUP_ROOT/files/runtime_${TIMESTAMP}.tar.gz"
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set --
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[ -f "$ENV_FILE" ] && set -- "$@" "$ENV_FILE"
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[ -d "uploads" ] && set -- "$@" "uploads"
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[ -f "map_config.json" ] && set -- "$@" "map_config.json"
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[ "$#" -gt 0 ] || fail "No runtime files found to archive"
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log "Creating runtime archive: $archive_path"
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tar -czf "$archive_path" "$@"
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log "Runtime archive completed: $archive_path"
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}
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cleanup_backups() {
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require_command find
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[ -d "$BACKUP_ROOT" ] || {
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log "Backup root does not exist, skipping cleanup: $BACKUP_ROOT"
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return 0
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}
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log "Deleting backup files older than ${RETENTION_DAYS} days from $BACKUP_ROOT"
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find "$BACKUP_ROOT" -type f -mtime "+$RETENTION_DAYS" -print -delete
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}
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case "$COMMAND" in
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db)
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db_dump
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;;
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files)
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files_backup
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;;
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full)
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db_dump
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files_backup
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;;
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cleanup)
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cleanup_backups
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;;
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help|--help|-h)
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log "Commands: db | files | full | cleanup"
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;;
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*)
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fail "Unknown command: $COMMAND"
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;;
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esac |