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2026-05-20 10:23:18 +02:00

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#!/bin/bash
# Version: 1.6.0
# Author: Tomi Eckert
# ==============================================================================
# HANA Database Manager Menu (hanamgr.sh)
#
# An interactive command-line menu for managing SAP HANA schemas.
# Provides functionality to Export, Import, Import-Rename, Drop schemas,
# and Rename the B1 company name within a database.
# ==============================================================================
# --- Configuration ---
# Assuming hdbsql is in the environment PATH
HDBSQL_CMD="hdbsql"
# --- Helper Functions ---
# Function to print a separator
print_separator() {
echo "--------------------------------------------------------"
}
# Function to check if hdbsql is available
check_hdbsql() {
if ! command -v "$HDBSQL_CMD" &> /dev/null; then
echo -e "\033[31m[ERROR] '$HDBSQL_CMD' command not found. Ensure it is in your PATH.\033[0m"
exit 1
fi
}
# Function to execute a SQL query and capture the exit code
execute_sql() {
local key="$1"
local query="$2"
local output
output=$("$HDBSQL_CMD" -U "$key" "$query" 2>&1)
local exit_code=$?
if [ $exit_code -eq 0 ]; then
return 0
else
echo "$output"
return $exit_code
fi
}
# Function to interactively select a schema from the database
# Sets the global variable SELECTED_SCHEMA
select_schema() {
local user_key="$1"
SELECTED_SCHEMA=""
echo "[🔎] Fetching available schemas..."
local query="SELECT SCHEMA_NAME FROM SCHEMAS WHERE SCHEMA_OWNER = 'SYSTEM' AND SCHEMA_NAME NOT IN ('_SYS_SECURITY', 'IFSERV', 'B1if', 'SYSTEM', 'RSP');"
local raw_output
raw_output=$("$HDBSQL_CMD" -U "$user_key" "$query" 2>/dev/null)
if [ $? -ne 0 ]; then
echo -e "\033[31m[ERROR] Failed to fetch schemas. Check your HDBUSERSTORE key.\033[0m"
# Fallback to manual entry
read -p "Enter Schema Name manually: " SELECTED_SCHEMA
return 1
fi
local schemas=()
while IFS= read -r line; do
if [[ -z "$line" || "$line" == SCHEMA_NAME* || "$line" == *"rows selected"* || "$line" == *"row selected"* || "$line" == *"overall time"* || "$line" == -* ]]; then
continue
fi
local clean_name
clean_name=$(echo "$line" | tr -d '"' | xargs)
if [[ -n "$clean_name" ]]; then
schemas+=("$clean_name")
fi
done <<< "$raw_output"
if [ ${#schemas[@]} -eq 0 ]; then
echo -e "\033[33m[WARN] No eligible schemas found in the database.\033[0m"
# Fallback to manual
read -p "Enter Schema Name manually: " SELECTED_SCHEMA
return 0
fi
echo -e "\n\033[1mAvailable Schemas:\033[0m"
for i in "${!schemas[@]}"; do
echo "$((i+1))) ${schemas[$i]}"
done
echo "0) Enter manually"
echo
local choice
while true; do
read -p "Select a schema (0-${#schemas[@]}): " choice
if [[ "$choice" == "0" ]]; then
read -p "Enter Schema Name manually: " SELECTED_SCHEMA
break
elif [[ "$choice" =~ ^[0-9]+$ ]] && [ "$choice" -ge 1 ] && [ "$choice" -le "${#schemas[@]}" ]; then
SELECTED_SCHEMA="${schemas[$((choice-1))]}"
break
else
echo -e "\033[31m[ERROR] Invalid selection. Please try again.\033[0m"
fi
done
}
# --- Operation Functions ---
do_export() {
echo -e "\n\033[1m=== Export Schema ===\033[0m"
select_schema "$GLOBAL_USER_KEY"
local schema_name="$SELECTED_SCHEMA"
read -p "Enter Target Directory or File Path (.tar.gz): " target_path
local max_threads=$(nproc --all 2>/dev/null || echo 1)
local half_threads=$((max_threads / 2))
[[ $half_threads -lt 1 ]] && half_threads=1
read -p "Number of threads (default: $half_threads, max: $max_threads): " threads
threads=${threads:-$half_threads}
read -p "Compress output as tar.gz? (y/N): " compress
if [[ -z "$GLOBAL_USER_KEY" || -z "$schema_name" || -z "$target_path" ]]; then
echo -e "\033[31m[ERROR] Key, Schema, and Path are required.\033[0m"
return
fi
echo -e "\n- Starting export of schema '${schema_name}'..."
local export_dir="$target_path"
local archive_file=""
if [[ "$compress" =~ ^[Yy]$ ]]; then
# If the target path ends with .tar.gz, treat it as the final filename
if [[ "$target_path" == *.tar.gz ]]; then
archive_file="$target_path"
local target_dir=$(dirname "$target_path")
mkdir -p "$target_dir"
export_dir=$(mktemp -d "${target_dir}/export_${schema_name}_XXXXXXXX")
else
archive_file="${target_path}/${schema_name}_export_$(date +%Y%m%d_%H%M%S).tar.gz"
mkdir -p "$target_path"
export_dir=$(mktemp -d "${target_path}/export_${schema_name}_XXXXXXXX")
fi
echo "- Using temporary export directory: ${export_dir}"
else
mkdir -p "$export_dir"
fi
local query="EXPORT \"${schema_name}\".\"*\" AS BINARY INTO '${export_dir}' WITH REPLACE THREADS ${threads} NO DEPENDENCIES;"
if execute_sql "$GLOBAL_USER_KEY" "$query"; then
echo -e "\033[32m[DONE] Successfully exported schema '${schema_name}'.\033[0m"
if [[ "$compress" =~ ^[Yy]$ ]]; then
echo "- Compressing export to ${archive_file}..."
if command -v pigz &> /dev/null; then
tar -I "pigz -p $threads" -cf "$archive_file" -C "$(dirname "$export_dir")" "$(basename "$export_dir")"
else
tar -czf "$archive_file" -C "$(dirname "$export_dir")" "$(basename "$export_dir")"
fi
if [ $? -eq 0 ]; then
echo -e "\033[32m[DONE] Compression successful.\033[0m"
rm -rf "$export_dir"
else
echo -e "\033[31m[ERROR] Compression failed.\033[0m"
fi
fi
else
echo -e "\033[31m[ERROR] Export failed.\033[0m"
if [[ "$compress" =~ ^[Yy]$ ]]; then rm -rf "$export_dir"; fi
fi
}
do_import() {
local rename_mode="$1"
if [[ "$rename_mode" == "true" ]]; then
echo -e "\n\033[1m=== Import & Rename Schema ===\033[0m"
else
echo -e "\n\033[1m=== Import Schema ===\033[0m"
fi
read -p "Enter Source Schema Name (as it was exported): " schema_name
local new_schema_name=""
if [[ "$rename_mode" == "true" ]]; then
read -p "Enter NEW Target Schema Name: " new_schema_name
if [[ -z "$new_schema_name" ]]; then
echo -e "\033[31m[ERROR] New Schema Name is required for renaming.\033[0m"
return
fi
fi
read -p "Enter Source Path (Directory or .tar.gz): " source_path
local max_threads=$(nproc --all 2>/dev/null || echo 1)
local half_threads=$((max_threads / 2))
[[ $half_threads -lt 1 ]] && half_threads=1
read -p "Number of threads (default: $half_threads, max: $max_threads): " threads
threads=${threads:-$half_threads}
read -p "Replace existing objects? (y/N): " replace_opt
if [[ -z "$GLOBAL_USER_KEY" || -z "$schema_name" || -z "$source_path" ]]; then
echo -e "\033[31m[ERROR] Key, Schema, and Path are required.\033[0m"
return
fi
echo -e "\n- Starting schema import..."
local import_dir="$source_path"
local cleanup_temp=false
# Handle compressed archives
if [[ -f "$source_path" && "$source_path" == *.tar.gz ]]; then
import_dir=$(mktemp -d "/tmp/import_${schema_name}_XXXXXXXX")
cleanup_temp=true
echo "- Decompressing archive to ${import_dir}..."
if command -v pigz &> /dev/null; then
tar -I "pigz -p $threads" -xf "$source_path" -C "$import_dir" --strip-components=1
else
tar -xzf "$source_path" -C "$import_dir" --strip-components=1
fi
if [ $? -ne 0 ]; then
echo -e "\033[31m[ERROR] Failed to decompress archive.\033[0m"
rm -rf "$import_dir"
return
fi
elif [[ ! -d "$import_dir" ]]; then
echo -e "\033[31m[ERROR] Path is neither a directory nor a valid .tar.gz archive.\033[0m"
return
fi
local import_options="IGNORE EXISTING"
if [[ "$replace_opt" =~ ^[Yy]$ ]]; then
import_options="REPLACE"
fi
if [[ "$rename_mode" == "true" ]]; then
import_options="${import_options} RENAME SCHEMA \"${schema_name}\" TO \"${new_schema_name}\""
fi
local query="IMPORT \"${schema_name}\".\"*\" AS BINARY FROM '${import_dir}' WITH ${import_options} THREADS ${threads};"
if execute_sql "$GLOBAL_USER_KEY" "$query"; then
echo -e "\033[32m[DONE] Successfully imported schema.\033[0m"
else
echo -e "\033[31m[ERROR] Import failed.\033[0m"
fi
if [[ "$cleanup_temp" == "true" ]]; then
echo "- Cleaning up temporary files..."
rm -rf "$import_dir"
fi
}
do_drop() {
echo -e "\n\033[1m=== Drop Schema ===\033[0m"
select_schema "$GLOBAL_USER_KEY"
local schema_name="$SELECTED_SCHEMA"
if [[ -z "$GLOBAL_USER_KEY" || -z "$schema_name" ]]; then
echo -e "\033[31m[ERROR] Key and Schema Name are required.\033[0m"
return
fi
echo -e "\033[31m[WARN] You are about to completely drop the schema '${schema_name}'.\033[0m"
read -p "Are you absolutely sure? Type 'YES' to confirm: " confirm
if [[ "$confirm" == "YES" ]]; then
echo "- Dropping schema '${schema_name}'..."
local query="DROP SCHEMA \"${schema_name}\" CASCADE"
if execute_sql "$GLOBAL_USER_KEY" "$query"; then
echo -e "\033[32m[DONE] Schema successfully dropped.\033[0m"
else
echo -e "\033[31m[ERROR] Failed to drop schema.\033[0m"
fi
else
echo "- Operation cancelled."
fi
}
do_copy() {
echo -e "\n\033[1m=== Copy Schema ===\033[0m"
select_schema "$GLOBAL_USER_KEY"
local source_schema="$SELECTED_SCHEMA"
if [[ -z "$source_schema" ]]; then
echo -e "\033[31m[ERROR] Source Schema is required.\033[0m"
return
fi
read -p "Enter Target Schema Name: " target_schema
read -p "Enter Temporary Export Directory Path: " export_path
local max_threads=$(nproc --all 2>/dev/null || echo 1)
local half_threads=$((max_threads / 2))
[[ $half_threads -lt 1 ]] && half_threads=1
read -p "Number of threads (default: $half_threads, max: $max_threads): " threads
threads=${threads:-$half_threads}
read -p "Replace existing objects in target schema? (y/N): " replace_opt
if [[ -z "$GLOBAL_USER_KEY" || -z "$target_schema" || -z "$export_path" ]]; then
echo -e "\033[31m[ERROR] Key, Target Schema, and Path are required.\033[0m"
return
fi
# 1. Export
echo -e "\n-Step 1/2: Exporting source schema '${source_schema}' to '${export_path}'..."
mkdir -p "$export_path"
local temp_export_dir=$(mktemp -d "${export_path}/copy_export_${source_schema}_XXXXXXXX")
echo "-Using temporary export directory: ${temp_export_dir}"
local export_query="EXPORT \"${source_schema}\".\"*\" AS BINARY INTO '${temp_export_dir}' WITH REPLACE THREADS ${threads} NO DEPENDENCIES;"
if ! execute_sql "$GLOBAL_USER_KEY" "$export_query"; then
echo -e "\033[31m[ERROR] Export phase failed. Aborting copy.\033[0m"
rm -rf "$temp_export_dir"
return
fi
echo -e "\033[32m[DONE] Export phase completed successfully.\033[0m"
# 2. Import-Rename
echo -e "\n-Step 2/2: Importing and renaming to '${target_schema}'..."
local import_options="IGNORE EXISTING"
if [[ "$replace_opt" =~ ^[Yy]$ ]]; then
import_options="REPLACE"
fi
import_options="${import_options} RENAME SCHEMA \"${source_schema}\" TO \"${target_schema}\""
local import_query="IMPORT \"${source_schema}\".\"*\" AS BINARY FROM '${temp_export_dir}' WITH ${import_options} THREADS ${threads};"
if execute_sql "$GLOBAL_USER_KEY" "$import_query"; then
echo -e "\033[32m[DONE] Successfully copied schema '${source_schema}' to '${target_schema}'.\033[0m"
else
echo -e "\033[31m[ERROR] Import phase failed.\033[0m"
fi
# Cleanup
echo "- Cleaning up temporary files..."
rm -rf "$temp_export_dir"
}
do_backup() {
echo -e "\n\033[1m=== Backup Tenant ===\033[0m"
read -p "Enter Target Directory Path (parent directory): " target_path
local max_threads=$(nproc --all 2>/dev/null || echo 1)
local half_threads=$((max_threads / 2))
[[ $half_threads -lt 1 ]] && half_threads=1
read -p "Number of threads for compression (default: $half_threads, max: $max_threads): " threads
threads=${threads:-$half_threads}
read -p "Compress output as tar.gz? (y/N): " compress
if [[ -z "$GLOBAL_USER_KEY" || -z "$target_path" ]]; then
echo -e "\033[31m[ERROR] Key and Path are required.\033[0m"
return
fi
# Get tenant name
local tenant_query="SELECT DATABASE_NAME FROM SYS.M_DATABASES;"
local tenant_name
tenant_name=$("$HDBSQL_CMD" -U "$GLOBAL_USER_KEY" "$tenant_query" 2>/dev/null | tail -n +2 | head -n 1 | tr -d '[:space:]' | tr -d '"')
if [[ -z "$tenant_name" ]]; then
echo -e "\033[31m[ERROR] Could not retrieve HANA tenant name.\033[0m"
return
fi
local timestamp=$(date +%Y%m%d_%H%M%S)
local backup_target_dir="$target_path"
local archive_file=""
if [[ "$compress" =~ ^[Yy]$ ]]; then
backup_target_dir=$(mktemp -d "${target_path}/${tenant_name}_backup_${timestamp}_XXXXXXXX")
archive_file="${target_path}/${tenant_name}_backup_${timestamp}.tar.gz"
echo "- Using temporary backup directory: ${backup_target_dir}"
fi
mkdir -p "$backup_target_dir"
local backup_path_prefix="${backup_target_dir}/backup_${tenant_name}_${timestamp}"
echo -e "\n- Starting backup of tenant '${tenant_name}'..."
local query="BACKUP DATA USING FILE ('${backup_path_prefix}')"
if execute_sql "$GLOBAL_USER_KEY" "$query"; then
echo -e "\033[32m[DONE] Successfully initiated tenant backup.\033[0m"
if [[ "$compress" =~ ^[Yy]$ ]]; then
echo "- Compressing backup to ${archive_file}..."
if command -v pigz &> /dev/null; then
tar -I "pigz -p $threads" -cf "$archive_file" -C "$backup_target_dir" .
else
tar -czf "$archive_file" -C "$backup_target_dir" .
fi
if [ $? -eq 0 ]; then
echo -e "\033[32m[DONE] Compression successful.\033[0m"
rm -rf "$backup_target_dir"
else
echo -e "\033[31m[ERROR] Compression failed.\033[0m"
fi
fi
else
echo -e "\033[31m[ERROR] Backup failed.\033[0m"
if [[ "$compress" =~ ^[Yy]$ ]]; then rm -rf "$backup_target_dir"; fi
fi
}
do_rename_db() {
echo -e "\n\033[1m=== Rename Database (Company Name) ===\033[0m"
select_schema "$GLOBAL_USER_KEY"
local schema_name="$SELECTED_SCHEMA"
read -p "Enter NEW Company Name: " new_compny_name
if [[ -z "$GLOBAL_USER_KEY" || -z "$schema_name" || -z "$new_compny_name" ]]; then
echo -e "\033[31m[ERROR] Key, Schema Name, and New Company Name are required.\033[0m"
return
fi
echo -e "\n- Updating company name for '${schema_name}' to '${new_compny_name}'..."
# Update CINF
echo " -> Updating CINF table..."
local q_cinf="UPDATE \"${schema_name}\".CINF SET \"CompnyName\" = '${new_compny_name}';"
execute_sql "$GLOBAL_USER_KEY" "$q_cinf" > /dev/null
# Update OADM
echo " -> Updating OADM table..."
local q_oadm="UPDATE \"${schema_name}\".OADM SET \"CompnyName\" = '${new_compny_name}', \"PrintHeadr\" = '${new_compny_name}';"
execute_sql "$GLOBAL_USER_KEY" "$q_oadm" > /dev/null
echo -e "\033[32m[DONE] Database renamed successfully.\033[0m"
}
# --- Main Menu Loop ---
check_hdbsql
echo
echo "========================================================"
echo " HANA Database Manager Init "
echo "========================================================"
read -p "Enter HDBUSERSTORE Key: " GLOBAL_USER_KEY
if [[ -z "$GLOBAL_USER_KEY" ]]; then
echo -e "\033[31m[ERROR] Key is required.\033[0m"
exit 1
fi
while true; do
echo
echo "========================================================"
echo " HANA Database Manager Menu "
echo "========================================================"
echo "1) Export Schema"
echo "2) Import Schema"
echo "3) Import-Rename Schema"
echo "4) Copy Schema"
echo "5) Drop Schema"
echo "6) Rename Database (Update Company Name)"
echo "7) Backup Tenant"
echo "8) Quit"
echo
read -p "Please select an option (1-8): " choice
case $choice in
1)
do_export
;;
2)
do_import "false"
;;
3)
do_import "true"
;;
4)
do_copy
;;
5)
do_drop
;;
6)
do_rename_db
;;
7)
do_backup
;;
8)
echo "Exiting."
exit 0
;;
*)
echo -e "\033[31m[WARN] Invalid option. Please try again.\033[0m"
;;
esac
echo
read -n 1 -s -r -p "Press any key to continue..."
done