initial commit

hana.conf

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+#!/bin/bash
+# =============================================================================
+# SAP HANA Common Configuration
+# =============================================================================
+
+# --- HANA Instance Configuration ---
+# HANA SID (e.g., "NDB") - used to derive the HANA user (<sid>adm)
+HANA_SID="NDB"
+
+# Derived HANA Linux user (automatically computed from HANA_SID)
+HANA_USER="$(echo "$HANA_SID" | tr '[:upper:]' '[:lower:]')adm"
+
+# HANA Instance Number (e.g., "00")
+HANA_INSTANCE_NR="00"
+
+# HANA User Key for hdbsql (hdbuserstore key)
+HANA_USER_KEY="CRONKEY"
+
+# --- Paths ---
+SAPCONTROL_PATH="/usr/sap/hostctrl/exe/sapcontrol"
+HDBSQL_PATH="/usr/sap/HDB/HDB${HANA_INSTANCE_NR}/exe/hdbsql"
+
+# --- Monitoring Directories ---
+DIRECTORIES_TO_MONITOR=(
+    "/hana/shared"
+    "/hana/log"
+    "/hana/data"
+    "/usr/sap"
+)
+
+# --- Log Directories for Auto-Cleanup ---
+# These directories will be automatically cleaned when disk space is low
+# Format: "mount_point:log_directory_path"
+# The script will check if a monitored directory is on the same mount point
+# as a log directory and can clean the log directory to free up space
+LOG_DIRS_FOR_CLEANUP=(
+    "/hana/log:/hana/log"
+    "/usr/sap:/usr/sap/trans/log"
+    "/usr/sap:/usr/sap/hostctrl/work/log"
+)
+
+# --- Disk Cleanup Configuration ---
+# Minimum free space percentage to maintain after cleanup
+MIN_FREE_SPACE_AFTER_CLEANUP=5
+# Maximum age of log files to delete (in days)
+MAX_LOG_FILE_AGE_DAYS=7
+# Enable automatic cleanup when disk usage exceeds threshold
+AUTO_CLEANUP_ENABLED=true
+
+# --- Thresholds ---
+DISK_USAGE_THRESHOLD=85
+TRUNCATED_PERCENTAGE_THRESHOLD=50
+FREE_PERCENTAGE_THRESHOLD=10
+STATEMENT_QUEUE_THRESHOLD=10
+STATEMENT_QUEUE_CONSECUTIVE_RUNS=3
+BACKUP_THRESHOLD_HOURS=32
+
+# --- Notification Configuration ---
+NTFY_TOKEN=""
+NTFY_TOPIC_URL=""
+COMPANY_NAME="My Company"
+
+# --- Logging Configuration ---
+LOG_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
+LOG_FILE="${LOG_DIR}/hana_monitor.log"
+
+# --- State Directory ---
+STATE_DIR="${LOG_DIR}/monitor_state"
+mkdir -p "${STATE_DIR}"
+
+# --- Lock Directory ---
+LOCK_DIR="/tmp"
+