127 lines
5.0 KiB
Bash
127 lines
5.0 KiB
Bash
#!/bin/bash
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# Version: 1.0.7
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# Author: Tomi Eckert
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# ==============================================================================
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# SAP HANA Backup Script
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#
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# Performs schema exports for one or more schemas and/or tenant backups for a
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# SAP HANA database using hanatool.sh. Designed to be executed via a cronjob.
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# Reads all settings from the backup.conf file in the same directory.
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# ==============================================================================
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# --- Configuration and Setup ---
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# Find the script's own directory to locate the config file and hanatool.sh
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SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
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CONFIG_FILE="${SCRIPT_DIR}/backup.conf"
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HANATOOL_PATH="${SCRIPT_DIR}/hanatool.sh" # Assuming hanatool.sh is in the parent directory
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# Check for config file and source it
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if [[ -f "$CONFIG_FILE" ]]; then
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source "$CONFIG_FILE"
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else
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echo "❌ Error: Configuration file not found at '${CONFIG_FILE}'"
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exit 1
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fi
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# Check if hanatool.sh executable exists
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if [[ ! -x "$HANATOOL_PATH" ]]; then
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echo "❌ Error: hanatool.sh not found or not executable at '${HANATOOL_PATH}'"
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exit 1
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fi
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# --- Main Execution ---
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echo "⚙️ Starting HANA backup process using hanatool.sh..."
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mkdir -p "$BACKUP_BASE_DIR"
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SCHEMA_EXPORT_OPTIONS=""
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case "$BACKUP_TYPE" in
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schema)
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if [[ -z "$SCHEMA_NAMES" ]]; then
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echo " ⚠️ Warning: SCHEMA_NAMES variable is not set in config. Skipping schema export."
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else
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echo "🔎 Found schemas to export: ${SCHEMA_NAMES}"
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for schema in $SCHEMA_NAMES; do
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echo "⬇️ Starting schema export for '${schema}'..."
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SCHEMA_EXPORT_OPTIONS="$COMMON_OPTIONS"
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if [[ "$COMPRESS_SCHEMA" == "true" ]]; then
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SCHEMA_EXPORT_OPTIONS+=" --compress"
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fi
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"$HANATOOL_PATH" "$USER_KEY" export "$schema" "${BACKUP_BASE_DIR}/schema" $SCHEMA_EXPORT_OPTIONS
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if [[ $? -ne 0 ]]; then
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echo "❌ Error: Schema export for '${schema}' failed."
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fi
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echo "--------------------------------------------------"
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done
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fi
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;;
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tenant)
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echo "⬇️ Starting Tenant backup..."
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TENANT_BACKUP_OPTIONS="$COMMON_OPTIONS"
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if [[ "$COMPRESS_TENANT" == "true" ]]; then
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TENANT_BACKUP_OPTIONS+=" --compress"
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fi
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"$HANATOOL_PATH" "$USER_KEY" backup "${BACKUP_BASE_DIR}/tenant" $TENANT_BACKUP_OPTIONS
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if [[ $? -ne 0 ]]; then
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echo "❌ Error: Tenant backup failed."
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fi
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;;
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all)
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if [[ -z "$SCHEMA_NAMES" ]]; then
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echo " ⚠️ Warning: SCHEMA_NAMES variable is not set in config. Skipping schema export."
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else
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echo "🔎 Found schemas to export: ${SCHEMA_NAMES}"
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for schema in $SCHEMA_NAMES; do
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echo "⬇️ Starting schema export for '${schema}'..."
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SCHEMA_EXPORT_OPTIONS="$COMMON_OPTIONS"
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if [[ "$COMPRESS_SCHEMA" == "true" ]]; then
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SCHEMA_EXPORT_OPTIONS+=" --compress"
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fi
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"$HANATOOL_PATH" "$USER_KEY" export "$schema" "${BACKUP_BASE_DIR}/schema" $SCHEMA_EXPORT_OPTIONS
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if [[ $? -ne 0 ]]; then
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echo "❌ Error: Schema export for '${schema}' failed."
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fi
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echo "--------------------------------------------------"
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done
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fi
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echo "⬇️ Starting Tenant backup..."
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TENANT_BACKUP_OPTIONS="$COMMON_OPTIONS"
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if [[ "$COMPRESS_TENANT" == "true" ]]; then
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TENANT_BACKUP_OPTIONS+=" --compress"
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fi
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"$HANATOOL_PATH" "$USER_KEY" backup "${BACKUP_BASE_DIR}/tenant" $TENANT_BACKUP_OPTIONS
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if [[ $? -ne 0 ]]; then
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echo "❌ Error: Tenant backup failed."
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fi
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;;
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*)
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echo " ❌ Error: Invalid BACKUP_TYPE '${BACKUP_TYPE}' in config. Use 'schema', 'tenant', or 'all'."
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;;
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esac
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# Check if SYSTEMDB backup is enabled, regardless of BACKUP_TYPE (as long as it's not 'schema' only)
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if [[ "$BACKUP_TYPE" == "tenant" || "$BACKUP_TYPE" == "all" ]]; then
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if [[ "$BACKUP_SYSTEMDB" == "true" ]]; then
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echo "--------------------------------------------------"
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if [[ -z "$SYSTEMDB_USER_KEY" ]]; then
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echo " ❌ Error: BACKUP_SYSTEMDB is true, but SYSTEMDB_USER_KEY is not set in config."
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else
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echo "⬇️ Starting SYSTEMDB backup..."
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SYSTEMDB_BACKUP_OPTIONS="$COMMON_OPTIONS"
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if [[ "$COMPRESS_TENANT" == "true" ]]; then # SYSTEMDB compression uses COMPRESS_TENANT setting
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SYSTEMDB_BACKUP_OPTIONS+=" --compress"
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fi
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"$HANATOOL_PATH" "$SYSTEMDB_USER_KEY" backup "${BACKUP_BASE_DIR}/systemdb" $SYSTEMDB_BACKUP_OPTIONS
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if [[ $? -ne 0 ]]; then
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echo "❌ Error: SYSTEMDB backup failed."
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fi
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fi
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fi
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fi
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echo "📦 Backup process complete."
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echo "👋 Exiting." |